prosody-modules: mod_http_oauth2/mod_http

annotate mod_http_oauth2/mod_http_oauth2.lua @ 5442:7480dde4cd2e

mod_auth_oauth_external: Stub not implemented auth module methods Not providing some of these may trigger errors on use, which is something that would be nice to fix on the Prosody side, one day.

author	Kim Alvefur <zash@zash.se>
date	Wed, 10 May 2023 19:11:25 +0200
parents	0bbeee8ba8b5
children	74fdf4a7cca1

rev	line source
4263 d3af5f94d6df mod_http_oauth2: Improve storage of client secret Kim Alvefur <zash@zash.se> parents: 4260 diff changeset	1 local hashes = require "util.hashes";
4271 9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	2 local cache = require "util.cache";
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	3 local http = require "util.http";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	4 local jid = require "util.jid";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	5 local json = require "util.json";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	6 local usermanager = require "core.usermanager";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	7 local errors = require "util.error";
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	8 local url = require "socket.url";
5243 d5dc8edb2695 mod_http_oauth2: Use more compact IDs Kim Alvefur <zash@zash.se> parents: 5242 diff changeset	9 local id = require "util.id";
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	10 local encodings = require "util.encodings";
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	11 local base64 = encodings.base64;
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	12 local random = require "util.random";
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	13 local schema = require "util.jsonschema";
5209 942f8a2f722d mod_http_oauth2: Allow non-HTTPS on localhost URLs Matthew Wild <mwild1@gmail.com> parents: 5208 diff changeset	14 local set = require "util.set";
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	15 local jwt = require"util.jwt";
5203 c60cff787d6a mod_http_oauth2: Return actually enabled response types in discovery Kim Alvefur <zash@zash.se> parents: 5202 diff changeset	16 local it = require "util.iterators";
c60cff787d6a mod_http_oauth2: Return actually enabled response types in discovery Kim Alvefur <zash@zash.se> parents: 5202 diff changeset	17 local array = require "util.array";
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	18 local st = require "util.stanza";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	19
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	20 local function b64url(s)
5392 c0a6f39caf47 mod_http_oauth2: Fix missing base64 part of base64url (Thanks KeyCloak) Kim Alvefur <zash@zash.se> parents: 5391 diff changeset	21 return (base64.encode(s):gsub("[+/=]", { ["+"] = "-", ["/"] = "_", ["="] = "" }))
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	22 end
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	23
5400 71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	24 local function tmap(t)
71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	25 return function(k)
71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	26 return t[k];
71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	27 end
71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	28 end
71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	29
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	30 local function read_file(base_path, fn, required)
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	31 local f, err = io.open(base_path .. "/" .. fn);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	32 if not f then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	33 module:log(required and "error" or "debug", "Unable to load template file: %s", err);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	34 if required then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	35 return error("Failed to load templates");
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	36 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	37 return nil;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	38 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	39 local data = assert(f:read("*a"));
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	40 assert(f:close());
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	41 return data;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	42 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	43
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	44 local template_path = module:get_option_path("oauth2_template_path", "html");
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	45 local templates = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	46 login = read_file(template_path, "login.html", true);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	47 consent = read_file(template_path, "consent.html", true);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	48 error = read_file(template_path, "error.html", true);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	49 css = read_file(template_path, "style.css");
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	50 js = read_file(template_path, "script.js");
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	51 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	52
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	53 local site_name = module:get_option_string("site_name", module.host);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	54
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	55 local _render_html = require"util.interpolation".new("%b{}", st.xml_escape);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	56 local function render_page(template, data, sensitive)
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	57 data = data or {};
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	58 data.site_name = site_name;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	59 local resp = {
5218 1f4b768c831a mod_http_oauth2: Correct field name for HTTP response status code Kim Alvefur <zash@zash.se> parents: 5217 diff changeset	60 status_code = 200;
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	61 headers = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	62 ["Content-Type"] = "text/html; charset=utf-8";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	63 ["Content-Security-Policy"] = "default-src 'self'";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	64 ["X-Frame-Options"] = "DENY";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	65 ["Cache-Control"] = (sensitive and "no-store" or "no-cache")..", private";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	66 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	67 body = _render_html(template, data);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	68 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	69 return resp;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	70 end
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	71
3915 80dffbbd056b mod_rest, mod_http_oauth2: Switch from mod_authtokens to mod_tokenauth per Prosody bf81523e2ff4 Matthew Wild <mwild1@gmail.com> parents: 3908 diff changeset	72 local tokens = module:depends("tokenauth");
3908 8ac5d9933106 mod_http_oauth2: Implement real tokens using mod_authtokens Matthew Wild <mwild1@gmail.com> parents: 3903 diff changeset	73
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	74 local default_access_ttl = module:get_option_number("oauth2_access_token_ttl", 86400);
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	75 local default_refresh_ttl = module:get_option_number("oauth2_refresh_token_ttl", nil);
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	76
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	77 -- Used to derive client_secret from client_id, set to enable stateless dynamic registration.
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	78 local registration_key = module:get_option_string("oauth2_registration_key");
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	79 local registration_algo = module:get_option_string("oauth2_registration_algorithm", "HS256");
5416 2393dbae51ed mod_http_oauth2: Add option for specifying TTL of registered clients Kim Alvefur <zash@zash.se> parents: 5409 diff changeset	80 local registration_ttl = module:get_option("oauth2_registration_ttl", nil);
2393dbae51ed mod_http_oauth2: Add option for specifying TTL of registered clients Kim Alvefur <zash@zash.se> parents: 5409 diff changeset	81 local registration_options = module:get_option("oauth2_registration_options",
2393dbae51ed mod_http_oauth2: Add option for specifying TTL of registered clients Kim Alvefur <zash@zash.se> parents: 5409 diff changeset	82 { default_ttl = registration_ttl; accept_expired = not registration_ttl });
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	83
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	84 local pkce_required = module:get_option_boolean("oauth2_require_code_challenge", false);
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	85
5199 f48628dc83f1 mod_http_oauth2: Separate client_secret verification key from JWT key Kim Alvefur <zash@zash.se> parents: 5198 diff changeset	86 local verification_key;
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	87 local jwt_sign, jwt_verify;
5196 6b63af56c8ac mod_http_oauth2: Remove error message Kim Alvefur <zash@zash.se> parents: 5195 diff changeset	88 if registration_key then
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	89 -- Tie it to the host if global
5199 f48628dc83f1 mod_http_oauth2: Separate client_secret verification key from JWT key Kim Alvefur <zash@zash.se> parents: 5198 diff changeset	90 verification_key = hashes.hmac_sha256(registration_key, module.host);
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	91 jwt_sign, jwt_verify = jwt.init(registration_algo, registration_key, registration_key, registration_options);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	92 end
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	93
5254 b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	94 local function parse_scopes(scope_string)
b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	95 return array(scope_string:gmatch("%S+"));
b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	96 end
b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	97
5375 8b7d97f0ae8a mod_http_oauth2: Fix to include "openid" scope in discovery metadata Kim Alvefur <zash@zash.se> parents: 5367 diff changeset	98 local openid_claims = set.new({ "openid", "profile"; "email"; "address"; "phone" });
5337 8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	99
5417 3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	100 local function split_scopes(scope_list)
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	101 local claims, roles, unknown = array(), array(), array();
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	102 local all_roles = usermanager.get_all_roles(module.host);
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	103 for _, scope in ipairs(scope_list) do
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	104 if openid_claims:contains(scope) then
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	105 claims:push(scope);
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	106 elseif all_roles[scope] then
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	107 roles:push(scope);
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	108 else
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	109 unknown:push(scope);
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	110 end
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	111 end
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	112 return claims, roles, unknown;
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	113 end
5254 b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	114
5417 3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	115 local function can_assume_role(username, requested_role)
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	116 return usermanager.user_can_assume_role(username, module.host, requested_role);
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	117 end
3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	118
5427 d69c10327d6d mod_http_oauth2: More functional functions Kim Alvefur <zash@zash.se> parents: 5426 diff changeset	119 local function role_assumable_by(username)
d69c10327d6d mod_http_oauth2: More functional functions Kim Alvefur <zash@zash.se> parents: 5426 diff changeset	120 return function(role)
d69c10327d6d mod_http_oauth2: More functional functions Kim Alvefur <zash@zash.se> parents: 5426 diff changeset	121 return can_assume_role(username, role);
d69c10327d6d mod_http_oauth2: More functional functions Kim Alvefur <zash@zash.se> parents: 5426 diff changeset	122 end
d69c10327d6d mod_http_oauth2: More functional functions Kim Alvefur <zash@zash.se> parents: 5426 diff changeset	123 end
d69c10327d6d mod_http_oauth2: More functional functions Kim Alvefur <zash@zash.se> parents: 5426 diff changeset	124
5426 f75d95f27da7 mod_http_oauth2: Add function for filtering roles Kim Alvefur <zash@zash.se> parents: 5425 diff changeset	125 local function user_assumable_roles(username, requested_roles)
5427 d69c10327d6d mod_http_oauth2: More functional functions Kim Alvefur <zash@zash.se> parents: 5426 diff changeset	126 return array.filter(requested_roles, role_assumable_by(username));
5426 f75d95f27da7 mod_http_oauth2: Add function for filtering roles Kim Alvefur <zash@zash.se> parents: 5425 diff changeset	127 end
f75d95f27da7 mod_http_oauth2: Add function for filtering roles Kim Alvefur <zash@zash.se> parents: 5425 diff changeset	128
5417 3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	129 local function filter_scopes(username, requested_scope_string)
5428 07e166b34c4c mod_http_oauth2: Simplify code with the power of first class functions Kim Alvefur <zash@zash.se> parents: 5427 diff changeset	130 local requested_scopes, requested_roles = split_scopes(parse_scopes(requested_scope_string or ""));
5417 3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	131
5428 07e166b34c4c mod_http_oauth2: Simplify code with the power of first class functions Kim Alvefur <zash@zash.se> parents: 5427 diff changeset	132 local granted_roles = user_assumable_roles(username, requested_roles);
07e166b34c4c mod_http_oauth2: Simplify code with the power of first class functions Kim Alvefur <zash@zash.se> parents: 5427 diff changeset	133 local granted_scopes = requested_scopes + granted_roles;
5417 3902082c42c4 mod_http_oauth2: Refactor scope handling into smaller functions Kim Alvefur <zash@zash.se> parents: 5416 diff changeset	134
5428 07e166b34c4c mod_http_oauth2: Simplify code with the power of first class functions Kim Alvefur <zash@zash.se> parents: 5427 diff changeset	135 local selected_role = granted_roles[1];
5254 b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	136
b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	137 return granted_scopes:concat(" "), selected_role;
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	138 end
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	139
5213 dc0f502c12f1 mod_http_oauth2: Fix authorization code logic Kim Alvefur <zash@zash.se> parents: 5210 diff changeset	140 local function code_expires_in(code) --> number, seconds until code expires
dc0f502c12f1 mod_http_oauth2: Fix authorization code logic Kim Alvefur <zash@zash.se> parents: 5210 diff changeset	141 return os.difftime(code.expires, os.time());
4669 d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	142 end
d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	143
5213 dc0f502c12f1 mod_http_oauth2: Fix authorization code logic Kim Alvefur <zash@zash.se> parents: 5210 diff changeset	144 local function code_expired(code) --> boolean, true: has expired, false: still valid
dc0f502c12f1 mod_http_oauth2: Fix authorization code logic Kim Alvefur <zash@zash.se> parents: 5210 diff changeset	145 return code_expires_in(code) < 0;
4269 143515d0b212 mod_http_oauth2: Factor out authorization code validity decision Kim Alvefur <zash@zash.se> parents: 4265 diff changeset	146 end
143515d0b212 mod_http_oauth2: Factor out authorization code validity decision Kim Alvefur <zash@zash.se> parents: 4265 diff changeset	147
4271 9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	148 local codes = cache.new(10000, function (_, code)
9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	149 return code_expired(code)
9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	150 end);
9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	151
5213 dc0f502c12f1 mod_http_oauth2: Fix authorization code logic Kim Alvefur <zash@zash.se> parents: 5210 diff changeset	152 -- Periodically clear out unredeemed codes. Does not need to be exact, expired
dc0f502c12f1 mod_http_oauth2: Fix authorization code logic Kim Alvefur <zash@zash.se> parents: 5210 diff changeset	153 -- codes are rejected if tried. Mostly just to keep memory usage in check.
5354 39d59d857bfb mod_http_oauth2: Use new mod_cron API for periodic cleanup Kim Alvefur <zash@zash.se> parents: 5341 diff changeset	154 module:hourly("Clear expired authorization codes", function()
4272 91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	155 local k, code = codes:tail();
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	156 while code and code_expired(code) do
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	157 codes:set(k, nil);
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	158 k, code = codes:tail();
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	159 end
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	160 end)
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	161
5207 c72e3b0914e8 mod_http_oauth: Factor out issuer URL calculation to a helper function Matthew Wild <mwild1@gmail.com> parents: 5206 diff changeset	162 local function get_issuer()
c72e3b0914e8 mod_http_oauth: Factor out issuer URL calculation to a helper function Matthew Wild <mwild1@gmail.com> parents: 5206 diff changeset	163 return (module:http_url(nil, "/"):gsub("/$", ""));
c72e3b0914e8 mod_http_oauth: Factor out issuer URL calculation to a helper function Matthew Wild <mwild1@gmail.com> parents: 5206 diff changeset	164 end
c72e3b0914e8 mod_http_oauth: Factor out issuer URL calculation to a helper function Matthew Wild <mwild1@gmail.com> parents: 5206 diff changeset	165
5209 942f8a2f722d mod_http_oauth2: Allow non-HTTPS on localhost URLs Matthew Wild <mwild1@gmail.com> parents: 5208 diff changeset	166 local loopbacks = set.new({ "localhost", "127.0.0.1", "::1" });
942f8a2f722d mod_http_oauth2: Allow non-HTTPS on localhost URLs Matthew Wild <mwild1@gmail.com> parents: 5208 diff changeset	167 local function is_secure_redirect(uri)
942f8a2f722d mod_http_oauth2: Allow non-HTTPS on localhost URLs Matthew Wild <mwild1@gmail.com> parents: 5208 diff changeset	168 local u = url.parse(uri);
942f8a2f722d mod_http_oauth2: Allow non-HTTPS on localhost URLs Matthew Wild <mwild1@gmail.com> parents: 5208 diff changeset	169 return u.scheme ~= "http" or loopbacks:contains(u.host);
942f8a2f722d mod_http_oauth2: Allow non-HTTPS on localhost URLs Matthew Wild <mwild1@gmail.com> parents: 5208 diff changeset	170 end
942f8a2f722d mod_http_oauth2: Allow non-HTTPS on localhost URLs Matthew Wild <mwild1@gmail.com> parents: 5208 diff changeset	171
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	172 local function oauth_error(err_name, err_desc)
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	173 return errors.new({
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	174 type = "modify";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	175 condition = "bad-request";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	176 code = err_name == "invalid_client" and 401 or 400;
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	177 text = err_desc and (err_name..": "..err_desc) or err_name;
4276 ec33b3b1136c mod_http_oauth2: Fix passing OAuth-specific error details Kim Alvefur <zash@zash.se> parents: 4272 diff changeset	178 extra = { oauth2_response = { error = err_name, error_description = err_desc } };
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	179 });
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	180 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	181
5248 b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	182 -- client_id / client_metadata are pretty large, filter out a subset of
b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	183 -- properties that are deemed useful e.g. in case tokens issued to a certain
b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	184 -- client needs to be revoked
b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	185 local function client_subset(client)
5378 6155c46d9eea mod_http_oauth2: Record OAuth software id and version attached to tokens Kim Alvefur <zash@zash.se> parents: 5377 diff changeset	186 return { name = client.client_name; uri = client.client_uri; id = client.software_id; version = client.software_version };
5248 b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	187 end
b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	188
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	189 local function new_access_token(token_jid, role, scope_string, client, id_token, refresh_token_info)
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	190 local token_data = { oauth2_scopes = scope_string, oauth2_client = nil };
5248 b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	191 if client then
5254 b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	192 token_data.oauth2_client = client_subset(client);
5248 b8b2bf0c1b4b mod_http_oauth2: Record details of OAuth client a token is issued to Kim Alvefur <zash@zash.se> parents: 5247 diff changeset	193 end
5254 b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	194 if next(token_data) == nil then
b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	195 token_data = nil;
b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	196 end
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	197
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	198 local refresh_token;
5280 eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	199 local grant = refresh_token_info and refresh_token_info.grant;
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	200 if not grant then
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	201 -- No existing grant, create one
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	202 grant = tokens.create_grant(token_jid, token_jid, default_refresh_ttl, token_data);
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	203 -- Create refresh token for the grant if desired
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	204 refresh_token = refresh_token_info ~= false and tokens.create_token(token_jid, grant, nil, nil, "oauth2-refresh");
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	205 else
5280 eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	206 -- Grant exists, reuse existing refresh token
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	207 refresh_token = refresh_token_info.token;
5341 dcb93ffe64ae mod_http_oauth2: Fix error due to reference loop when using refresh token Kim Alvefur <zash@zash.se> parents: 5340 diff changeset	208
dcb93ffe64ae mod_http_oauth2: Fix error due to reference loop when using refresh token Kim Alvefur <zash@zash.se> parents: 5340 diff changeset	209 refresh_token_info.grant = nil; -- Prevent reference loop
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	210 end
5280 eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	211
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	212 local access_token, access_token_info = tokens.create_token(token_jid, grant, role, default_access_ttl, "oauth2");
eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	213
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	214 local expires_at = access_token_info.expires;
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	215 return {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	216 token_type = "bearer";
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	217 access_token = access_token;
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	218 expires_in = expires_at and (expires_at - os.time()) or nil;
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	219 scope = scope_string;
5257 b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	220 id_token = id_token;
5280 eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	221 refresh_token = refresh_token or nil;
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	222 };
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	223 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	224
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	225 local function get_redirect_uri(client, query_redirect_uri) -- record client, string : string
5219 25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	226 if not query_redirect_uri then
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	227 if #client.redirect_uris ~= 1 then
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	228 -- Client registered multiple URIs, it needs specify which one to use
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	229 return;
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	230 end
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	231 -- When only a single URI is registered, that's the default
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	232 return client.redirect_uris[1];
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	233 end
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	234 -- Verify the client-provided URI matches one previously registered
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	235 for _, redirect_uri in ipairs(client.redirect_uris) do
5219 25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	236 if query_redirect_uri == redirect_uri then
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	237 return redirect_uri
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	238 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	239 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	240 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	241
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	242 local grant_type_handlers = {};
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	243 local response_type_handlers = {};
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	244 local verifier_transforms = {};
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	245
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	246 function grant_type_handlers.password(params)
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	247 local request_jid = assert(params.username, oauth_error("invalid_request", "missing 'username' (JID)"));
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	248 local request_password = assert(params.password, oauth_error("invalid_request", "missing 'password'"));
3919 8ed261a08a9c mod_http_oauth2: Allow creation of full JID tokens Kim Alvefur <zash@zash.se> parents: 3918 diff changeset	249 local request_username, request_host, request_resource = jid.prepped_split(request_jid);
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	250
3908 8ac5d9933106 mod_http_oauth2: Implement real tokens using mod_authtokens Matthew Wild <mwild1@gmail.com> parents: 3903 diff changeset	251 if not (request_username and request_host) or request_host ~= module.host then
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	252 return oauth_error("invalid_request", "invalid JID");
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	253 end
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	254 if not usermanager.test_password(request_username, request_host, request_password) then
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	255 return oauth_error("invalid_grant", "incorrect credentials");
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	256 end
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	257
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	258 local granted_jid = jid.join(request_username, request_host, request_resource);
5256 44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	259 local granted_scopes, granted_role = filter_scopes(request_username, params.scope);
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	260 return json.encode(new_access_token(granted_jid, granted_role, granted_scopes, nil));
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	261 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	262
5257 b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	263 function response_type_handlers.code(client, params, granted_jid, id_token)
5191 f5a58cbe86e4 mod_http_oauth2: Derive scope from correct user details Kim Alvefur <zash@zash.se> parents: 5190 diff changeset	264 local request_username, request_host = jid.split(granted_jid);
5256 44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	265 if not request_host or request_host ~= module.host then
44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	266 return oauth_error("invalid_request", "invalid JID");
44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	267 end
44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	268 local granted_scopes, granted_role = filter_scopes(request_username, params.scope);
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	269
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	270 if pkce_required and not params.code_challenge then
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	271 return oauth_error("invalid_request", "PKCE required");
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	272 end
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	273
5243 d5dc8edb2695 mod_http_oauth2: Use more compact IDs Kim Alvefur <zash@zash.se> parents: 5242 diff changeset	274 local code = id.medium();
4670 1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	275 local ok = codes:set(params.client_id .. "#" .. code, {
5213 dc0f502c12f1 mod_http_oauth2: Fix authorization code logic Kim Alvefur <zash@zash.se> parents: 5210 diff changeset	276 expires = os.time() + 600;
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	277 granted_jid = granted_jid;
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	278 granted_scopes = granted_scopes;
5254 b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	279 granted_role = granted_role;
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	280 challenge = params.code_challenge;
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	281 challenge_method = params.code_challenge_method;
5257 b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	282 id_token = id_token;
4670 1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	283 });
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	284 if not ok then
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	285 return {status_code = 429};
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	286 end
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	287
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	288 local redirect_uri = get_redirect_uri(client, params.redirect_uri);
5188 7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	289 if redirect_uri == "urn:ietf:wg:oauth:2.0:oob" then
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	290 -- TODO some nicer template page
5206 31c62df82aa8 mod_http_oauth2: Clarify comment referencing mod_http_errors (thanks MattJ) Kim Alvefur <zash@zash.se> parents: 5205 diff changeset	291 -- mod_http_errors will set content-type to text/html if it catches this
31c62df82aa8 mod_http_oauth2: Clarify comment referencing mod_http_errors (thanks MattJ) Kim Alvefur <zash@zash.se> parents: 5205 diff changeset	292 -- event, if not text/plain is kept for the fallback text.
5188 7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	293 local response = { status_code = 200; headers = { content_type = "text/plain" } }
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	294 response.body = module:context("*"):fire_event("http-message", {
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	295 response = response;
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	296 title = "Your authorization code";
5195 b4932915e773 mod_http_oauth2: Mention name of client when giving out OOB authorization code Kim Alvefur <zash@zash.se> parents: 5194 diff changeset	297 message = "Here's your authorization code, copy and paste it into " .. (client.client_name or "your client");
5188 7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	298 extra = code;
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	299 }) or ("Here's your authorization code:\n%s\n"):format(code);
5190 1733f184e2bb mod_http_oauth2: Fix to actually return OOB response Kim Alvefur <zash@zash.se> parents: 5189 diff changeset	300 return response;
5219 25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback Matthew Wild <mwild1@gmail.com> parents: 5218 diff changeset	301 elseif not redirect_uri then
5247 dc27b997e969 mod_http_oauth2: Invoke mod_http_errors to render error on invalid redirect Kim Alvefur <zash@zash.se> parents: 5246 diff changeset	302 return 400;
5188 7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	303 end
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	304
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	305 local redirect = url.parse(redirect_uri);
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	306
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	307 local query = http.formdecode(redirect.query or "");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	308 if type(query) ~= "table" then query = {}; end
5192 03aa9baa9ac3 mod_http_oauth2: Add support for 'iss' authz response parameter (RFC 9207) Matthew Wild <mwild1@gmail.com> parents: 5191 diff changeset	309 table.insert(query, { name = "code", value = code });
5207 c72e3b0914e8 mod_http_oauth: Factor out issuer URL calculation to a helper function Matthew Wild <mwild1@gmail.com> parents: 5206 diff changeset	310 table.insert(query, { name = "iss", value = get_issuer() });
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	311 if params.state then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	312 table.insert(query, { name = "state", value = params.state });
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	313 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	314 redirect.query = http.formencode(query);
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	315
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	316 return {
5210 898575a0c6f3 mod_http_oauth2: Switch to '303 See Other' redirects Matthew Wild <mwild1@gmail.com> parents: 5209 diff changeset	317 status_code = 303;
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	318 headers = {
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	319 location = url.build(redirect);
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	320 };
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	321 }
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	322 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	323
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	324 -- Implicit flow
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	325 function response_type_handlers.token(client, params, granted_jid)
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	326 local request_username, request_host = jid.split(granted_jid);
5256 44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	327 if not request_host or request_host ~= module.host then
44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	328 return oauth_error("invalid_request", "invalid JID");
44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	329 end
44f7edd4f845 mod_http_oauth2: Reject non-local hosts in more code paths Kim Alvefur <zash@zash.se> parents: 5255 diff changeset	330 local granted_scopes, granted_role = filter_scopes(request_username, params.scope);
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	331 local token_info = new_access_token(granted_jid, granted_role, granted_scopes, client, nil);
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	332
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	333 local redirect = url.parse(get_redirect_uri(client, params.redirect_uri));
5420 aa068449b0b6 mod_http_oauth2: Bail out of implicit flow on invalid or missing redirect Kim Alvefur <zash@zash.se> parents: 5419 diff changeset	334 if not redirect then return 400; end
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	335 token_info.state = params.state;
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	336 redirect.fragment = http.formencode(token_info);
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	337
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	338 return {
5210 898575a0c6f3 mod_http_oauth2: Switch to '303 See Other' redirects Matthew Wild <mwild1@gmail.com> parents: 5209 diff changeset	339 status_code = 303;
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	340 headers = {
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	341 location = url.build(redirect);
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	342 };
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	343 }
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	344 end
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	345
5262 e73f364b5624 mod_http_oauth2: Rename oauth client credential related functions Kim Alvefur <zash@zash.se> parents: 5259 diff changeset	346 local function make_client_secret(client_id) --> client_secret
5199 f48628dc83f1 mod_http_oauth2: Separate client_secret verification key from JWT key Kim Alvefur <zash@zash.se> parents: 5198 diff changeset	347 return hashes.hmac_sha256(verification_key, client_id, true);
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	348 end
4263 d3af5f94d6df mod_http_oauth2: Improve storage of client secret Kim Alvefur <zash@zash.se> parents: 4260 diff changeset	349
5262 e73f364b5624 mod_http_oauth2: Rename oauth client credential related functions Kim Alvefur <zash@zash.se> parents: 5259 diff changeset	350 local function verify_client_secret(client_id, client_secret)
e73f364b5624 mod_http_oauth2: Rename oauth client credential related functions Kim Alvefur <zash@zash.se> parents: 5259 diff changeset	351 return hashes.equals(make_client_secret(client_id), client_secret);
4263 d3af5f94d6df mod_http_oauth2: Improve storage of client secret Kim Alvefur <zash@zash.se> parents: 4260 diff changeset	352 end
d3af5f94d6df mod_http_oauth2: Improve storage of client secret Kim Alvefur <zash@zash.se> parents: 4260 diff changeset	353
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	354 function grant_type_handlers.authorization_code(params)
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	355 if not params.client_id then return oauth_error("invalid_request", "missing 'client_id'"); end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	356 if not params.client_secret then return oauth_error("invalid_request", "missing 'client_secret'"); end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	357 if not params.code then return oauth_error("invalid_request", "missing 'code'"); end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	358 if params.scope and params.scope ~= "" then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	359 return oauth_error("invalid_scope", "unknown scope requested");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	360 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	361
5252 85f0c6c1c24f mod_http_oauth2: Fix attempt to index a boolean value Kim Alvefur <zash@zash.se> parents: 5248 diff changeset	362 local client_ok, client = jwt_verify(params.client_id);
85f0c6c1c24f mod_http_oauth2: Fix attempt to index a boolean value Kim Alvefur <zash@zash.se> parents: 5248 diff changeset	363 if not client_ok then
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	364 return oauth_error("invalid_client", "incorrect credentials");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	365 end
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	366
5262 e73f364b5624 mod_http_oauth2: Rename oauth client credential related functions Kim Alvefur <zash@zash.se> parents: 5259 diff changeset	367 if not verify_client_secret(params.client_id, params.client_secret) then
4260 c539334dd01a mod_http_oauth2: Rescope oauth client config into users' storage Kim Alvefur <zash@zash.se> parents: 4259 diff changeset	368 module:log("debug", "client_secret mismatch");
c539334dd01a mod_http_oauth2: Rescope oauth client config into users' storage Kim Alvefur <zash@zash.se> parents: 4259 diff changeset	369 return oauth_error("invalid_client", "incorrect credentials");
c539334dd01a mod_http_oauth2: Rescope oauth client config into users' storage Kim Alvefur <zash@zash.se> parents: 4259 diff changeset	370 end
4271 9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	371 local code, err = codes:get(params.client_id .. "#" .. params.code);
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	372 if err then error(err); end
5214 d5492bc861f6 mod_http_oauth2: Remove authorization codes after use Kim Alvefur <zash@zash.se> parents: 5213 diff changeset	373 -- MUST NOT use the authorization code more than once, so remove it to
d5492bc861f6 mod_http_oauth2: Remove authorization codes after use Kim Alvefur <zash@zash.se> parents: 5213 diff changeset	374 -- prevent a second attempted use
d5492bc861f6 mod_http_oauth2: Remove authorization codes after use Kim Alvefur <zash@zash.se> parents: 5213 diff changeset	375 codes:set(params.client_id .. "#" .. params.code, nil);
4269 143515d0b212 mod_http_oauth2: Factor out authorization code validity decision Kim Alvefur <zash@zash.se> parents: 4265 diff changeset	376 if not code or type(code) ~= "table" or code_expired(code) then
4260 c539334dd01a mod_http_oauth2: Rescope oauth client config into users' storage Kim Alvefur <zash@zash.se> parents: 4259 diff changeset	377 module:log("debug", "authorization_code invalid or expired: %q", code);
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	378 return oauth_error("invalid_client", "incorrect credentials");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	379 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	380
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	381 -- TODO Decide if the code should be removed or not when PKCE fails
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	382 local transform = verifier_transforms[code.challenge_method or "plain"];
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	383 if not transform then
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	384 return oauth_error("invalid_request", "unknown challenge transform method");
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	385 elseif transform(params.code_verifier) ~= code.challenge then
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	386 return oauth_error("invalid_grant", "incorrect credentials");
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	387 end
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	388
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	389 return json.encode(new_access_token(code.granted_jid, code.granted_role, code.granted_scopes, client, code.id_token));
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	390 end
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	391
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	392 function grant_type_handlers.refresh_token(params)
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	393 if not params.client_id then return oauth_error("invalid_request", "missing 'client_id'"); end
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	394 if not params.client_secret then return oauth_error("invalid_request", "missing 'client_secret'"); end
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	395 if not params.refresh_token then return oauth_error("invalid_request", "missing 'refresh_token'"); end
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	396
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	397 local client_ok, client = jwt_verify(params.client_id);
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	398 if not client_ok then
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	399 return oauth_error("invalid_client", "incorrect credentials");
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	400 end
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	401
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	402 if not verify_client_secret(params.client_id, params.client_secret) then
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	403 module:log("debug", "client_secret mismatch");
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	404 return oauth_error("invalid_client", "incorrect credentials");
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	405 end
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	406
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	407 local refresh_token_info = tokens.get_token_info(params.refresh_token);
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	408 if not refresh_token_info or refresh_token_info.purpose ~= "oauth2-refresh" then
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	409 return oauth_error("invalid_grant", "invalid refresh token");
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	410 end
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	411
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	412 -- new_access_token() requires the actual token
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	413 refresh_token_info.token = params.refresh_token;
2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	414
5280 eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	415 return json.encode(new_access_token(
5340 cd195283127f mod_http_oauth2: Fix table index error when using refresh token Kim Alvefur <zash@zash.se> parents: 5337 diff changeset	416 refresh_token_info.jid, refresh_token_info.role, refresh_token_info.grant.data.oauth2_scopes, client, nil, refresh_token_info
5280 eb482defd9b0 mod_http_oauth2: Update to use new API of Prosody mod_tokenauth @ 601d9a375b86 Matthew Wild <mwild1@gmail.com> parents: 5279 diff changeset	417 ));
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	418 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	419
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	420 -- RFC 7636 Proof Key for Code Exchange by OAuth Public Clients
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	421
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	422 function verifier_transforms.plain(code_verifier)
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	423 -- code_challenge = code_verifier
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	424 return code_verifier;
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	425 end
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	426
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	427 function verifier_transforms.S256(code_verifier)
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	428 -- code_challenge = BASE64URL-ENCODE(SHA256(ASCII(code_verifier)))
5391 4aedce4fb95d mod_http_oauth2: Fix accidental uppercase in invocation of hash function Kim Alvefur <zash@zash.se> parents: 5390 diff changeset	429 return code_verifier and b64url(hashes.sha256(code_verifier));
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	430 end
df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	431
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	432 -- Used to issue/verify short-lived tokens for the authorization process below
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	433 local new_user_token, verify_user_token = jwt.init("HS256", random.bytes(32), nil, { default_ttl = 600 });
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	434
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	435 -- From the given request, figure out if the user is authenticated and has granted consent yet
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	436 -- As this requires multiple steps (seek credentials, seek consent), we have a lot of state to
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	437 -- carry around across requests. We also need to protect against CSRF and session mix-up attacks
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	438 -- (e.g. the user may have multiple concurrent flows in progress, session cookies aren't unique
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	439 -- to one of them).
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	440 -- Our strategy here is to preserve the original query string (containing the authz request), and
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	441 -- encode the rest of the flow in form POSTs.
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	442 local function get_auth_state(request)
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	443 local form = request.method == "POST"
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	444 and request.body
5276 67777cb7353d mod_http_oauth2: Pedantic optimization Kim Alvefur <zash@zash.se> parents: 5273 diff changeset	445 and request.body ~= ""
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	446 and request.headers.content_type == "application/x-www-form-urlencoded"
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	447 and http.formdecode(request.body);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	448
5277 a1055024b94e mod_http_oauth2: Stricten check of urlencoded form data Kim Alvefur <zash@zash.se> parents: 5276 diff changeset	449 if type(form) ~= "table" then return {}; end
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	450
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	451 if not form.user_token then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	452 -- First step: login
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	453 local username = encodings.stringprep.nodeprep(form.username);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	454 local password = encodings.stringprep.saslprep(form.password);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	455 if not (username and password) or not usermanager.test_password(username, module.host, password) then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	456 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	457 error = "Invalid username/password";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	458 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	459 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	460 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	461 user = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	462 username = username;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	463 host = module.host;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	464 token = new_user_token({ username = username, host = module.host });
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	465 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	466 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	467 elseif form.user_token and form.consent then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	468 -- Second step: consent
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	469 local ok, user = verify_user_token(form.user_token);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	470 if not ok then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	471 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	472 error = user == "token-expired" and "Session expired - try again" or nil;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	473 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	474 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	475
5271 3a1df3adad0c mod_http_oauth2: Allow user to decide which requested scopes to grant Kim Alvefur <zash@zash.se> parents: 5268 diff changeset	476 local scope = array():append(form):filter(function(field)
5424 b45d9a81b3da mod_http_oauth2: Revert role selector, going to try something else Kim Alvefur <zash@zash.se> parents: 5423 diff changeset	477 return field.name == "scope";
5271 3a1df3adad0c mod_http_oauth2: Allow user to decide which requested scopes to grant Kim Alvefur <zash@zash.se> parents: 5268 diff changeset	478 end):pluck("value"):concat(" ");
3a1df3adad0c mod_http_oauth2: Allow user to decide which requested scopes to grant Kim Alvefur <zash@zash.se> parents: 5268 diff changeset	479
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	480 user.token = form.user_token;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	481 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	482 user = user;
5271 3a1df3adad0c mod_http_oauth2: Allow user to decide which requested scopes to grant Kim Alvefur <zash@zash.se> parents: 5268 diff changeset	483 scope = scope;
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	484 consent = form.consent == "granted";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	485 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	486 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	487
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	488 return {};
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	489 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	490
5222 578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	491 local function get_request_credentials(request)
5224 cd5cf4cc6304 mod_http_oauth2: Fail early when no authorization header present Matthew Wild <mwild1@gmail.com> parents: 5223 diff changeset	492 if not request.headers.authorization then return; end
cd5cf4cc6304 mod_http_oauth2: Fail early when no authorization header present Matthew Wild <mwild1@gmail.com> parents: 5223 diff changeset	493
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	494 local auth_type, auth_data = string.match(request.headers.authorization, "^(%S+)%s(.+)$");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	495
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	496 if auth_type == "Basic" then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	497 local creds = base64.decode(auth_data);
5222 578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	498 if not creds then return; end
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	499 local username, password = string.match(creds, "^([^:]+):(.*)$");
5222 578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	500 if not username then return; end
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	501 return {
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	502 type = "basic";
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	503 username = username;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	504 password = password;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	505 };
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	506 elseif auth_type == "Bearer" then
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	507 return {
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	508 type = "bearer";
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	509 bearer_token = auth_data;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	510 };
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	511 end
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	512
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	513 return nil;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	514 end
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying Matthew Wild <mwild1@gmail.com> parents: 5221 diff changeset	515
3920 cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	516 if module:get_host_type() == "component" then
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	517 local component_secret = assert(module:get_option_string("component_secret"), "'component_secret' is a required setting when loaded on a Component");
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	518
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	519 function grant_type_handlers.password(params)
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	520 local request_jid = assert(params.username, oauth_error("invalid_request", "missing 'username' (JID)"));
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	521 local request_password = assert(params.password, oauth_error("invalid_request", "missing 'password'"));
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	522 local request_username, request_host, request_resource = jid.prepped_split(request_jid);
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	523 if params.scope then
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	524 return oauth_error("invalid_scope", "unknown scope requested");
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	525 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	526 if not request_host or request_host ~= module.host then
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	527 return oauth_error("invalid_request", "invalid JID");
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	528 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	529 if request_password == component_secret then
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	530 local granted_jid = jid.join(request_username, request_host, request_resource);
5254 b0ccdd12a70d mod_http_oauth2: Prepare to handle multiple e.g. non-role scopes Kim Alvefur <zash@zash.se> parents: 5252 diff changeset	531 return json.encode(new_access_token(granted_jid, nil, nil, nil));
3920 cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	532 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	533 return oauth_error("invalid_grant", "incorrect credentials");
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	534 end
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	535
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	536 -- TODO How would this make sense with components?
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	537 -- Have an admin authenticate maybe?
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	538 response_type_handlers.code = nil;
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	539 response_type_handlers.token = nil;
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	540 grant_type_handlers.authorization_code = nil;
3920 cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	541 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	542
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	543 -- OAuth errors should be returned to the client if possible, i.e. by
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	544 -- appending the error information to the redirect_uri and sending the
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	545 -- redirect to the user-agent. In some cases we can't do this, e.g. if
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	546 -- the redirect_uri is missing or invalid. In those cases, we render an
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	547 -- error directly to the user-agent.
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	548 local function error_response(request, err)
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	549 local q = request.url.query and http.formdecode(request.url.query);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	550 local redirect_uri = q and q.redirect_uri;
5217 6a27effb3ef0 mod_http_oauth2: Fix incorrect function name (thanks Zash/luacheck) Matthew Wild <mwild1@gmail.com> parents: 5214 diff changeset	551 if not redirect_uri or not is_secure_redirect(redirect_uri) then
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	552 module:log("warn", "Missing or invalid redirect_uri <%s>, rendering error to user-agent", redirect_uri or "");
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	553 return render_page(templates.error, { error = err });
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	554 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	555 local redirect_query = url.parse(redirect_uri);
5229 c24a622a7b85 mod_http_oauth2: Fix appending of query parts in error redirects Kim Alvefur <zash@zash.se> parents: 5228 diff changeset	556 local sep = redirect_query.query and "&" or "?";
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	557 redirect_uri = redirect_uri
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	558 .. sep .. http.formencode(err.extra.oauth2_response)
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	559 .. "&" .. http.formencode({ state = q.state, iss = get_issuer() });
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	560 module:log("warn", "Sending error response to client via redirect to %s", redirect_uri);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	561 return {
5210 898575a0c6f3 mod_http_oauth2: Switch to '303 See Other' redirects Matthew Wild <mwild1@gmail.com> parents: 5209 diff changeset	562 status_code = 303;
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	563 headers = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	564 location = redirect_uri;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	565 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	566 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	567 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	568
5279 2b858cccac8f mod_http_oauth2: Add support for refresh tokens Matthew Wild <mwild1@gmail.com> parents: 5278 diff changeset	569 local allowed_grant_type_handlers = module:get_option_set("allowed_oauth2_grant_types", {"authorization_code", "password", "refresh_token"})
5187 6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	570 for handler_type in pairs(grant_type_handlers) do
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	571 if not allowed_grant_type_handlers:contains(handler_type) then
5230 ac252db71027 mod_http_oauth2: Log flows enabled and disabled Kim Alvefur <zash@zash.se> parents: 5229 diff changeset	572 module:log("debug", "Grant type %q disabled", handler_type);
5187 6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	573 grant_type_handlers[handler_type] = nil;
5230 ac252db71027 mod_http_oauth2: Log flows enabled and disabled Kim Alvefur <zash@zash.se> parents: 5229 diff changeset	574 else
ac252db71027 mod_http_oauth2: Log flows enabled and disabled Kim Alvefur <zash@zash.se> parents: 5229 diff changeset	575 module:log("debug", "Grant type %q enabled", handler_type);
5187 6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	576 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	577 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	578
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	579 -- "token" aka implicit flow is considered insecure
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	580 local allowed_response_type_handlers = module:get_option_set("allowed_oauth2_response_types", {"code"})
5198 2e8a7a0f932d mod_http_oauth2: Fix response type config Kim Alvefur <zash@zash.se> parents: 5196 diff changeset	581 for handler_type in pairs(response_type_handlers) do
2e8a7a0f932d mod_http_oauth2: Fix response type config Kim Alvefur <zash@zash.se> parents: 5196 diff changeset	582 if not allowed_response_type_handlers:contains(handler_type) then
5230 ac252db71027 mod_http_oauth2: Log flows enabled and disabled Kim Alvefur <zash@zash.se> parents: 5229 diff changeset	583 module:log("debug", "Response type %q disabled", handler_type);
5231 bef543068077 mod_http_oauth2: Fix to disable disabled response handlers correctly Kim Alvefur <zash@zash.se> parents: 5230 diff changeset	584 response_type_handlers[handler_type] = nil;
5230 ac252db71027 mod_http_oauth2: Log flows enabled and disabled Kim Alvefur <zash@zash.se> parents: 5229 diff changeset	585 else
ac252db71027 mod_http_oauth2: Log flows enabled and disabled Kim Alvefur <zash@zash.se> parents: 5229 diff changeset	586 module:log("debug", "Response type %q enabled", handler_type);
5187 6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	587 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	588 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	589
5384 b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	590 local allowed_challenge_methods = module:get_option_set("allowed_oauth2_code_challenge_methods", { "plain"; "S256" })
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	591 for handler_type in pairs(verifier_transforms) do
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	592 if not allowed_challenge_methods:contains(handler_type) then
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	593 module:log("debug", "Challenge method %q disabled", handler_type);
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	594 verifier_transforms[handler_type] = nil;
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	595 else
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	596 module:log("debug", "Challenge method %q enabled", handler_type);
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	597 end
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	598 end
b40f29ec391a mod_http_oauth2: Allow configuring PKCE challenge methods Kim Alvefur <zash@zash.se> parents: 5383 diff changeset	599
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	600 function handle_token_grant(event)
5223 8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint Matthew Wild <mwild1@gmail.com> parents: 5222 diff changeset	601 local credentials = get_request_credentials(event.request);
8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint Matthew Wild <mwild1@gmail.com> parents: 5222 diff changeset	602
3934 469408682152 mod_http_oauth2: Set content type on successful repsponses (fixes #1501) Kim Alvefur <zash@zash.se> parents: 3920 diff changeset	603 event.response.headers.content_type = "application/json";
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	604 local params = http.formdecode(event.request.body);
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	605 if not params then
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	606 return error_response(event.request, oauth_error("invalid_request"));
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	607 end
5223 8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint Matthew Wild <mwild1@gmail.com> parents: 5222 diff changeset	608
5225 3439eb37f23b mod_http_oauth2: token endpoint: handle missing credentials Matthew Wild <mwild1@gmail.com> parents: 5224 diff changeset	609 if credentials and credentials.type == "basic" then
5385 544b92750a2a mod_http_oauth2: Advertise supported token endpoint auth methods Kim Alvefur <zash@zash.se> parents: 5384 diff changeset	610 -- client_secret_basic converted internally to client_secret_post
5223 8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint Matthew Wild <mwild1@gmail.com> parents: 5222 diff changeset	611 params.client_id = http.urldecode(credentials.username);
8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint Matthew Wild <mwild1@gmail.com> parents: 5222 diff changeset	612 params.client_secret = http.urldecode(credentials.password);
8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint Matthew Wild <mwild1@gmail.com> parents: 5222 diff changeset	613 end
8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint Matthew Wild <mwild1@gmail.com> parents: 5222 diff changeset	614
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	615 local grant_type = params.grant_type
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	616 local grant_handler = grant_type_handlers[grant_type];
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	617 if not grant_handler then
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	618 return error_response(event.request, oauth_error("unsupported_grant_type"));
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	619 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	620 return grant_handler(params);
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	621 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	622
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	623 local function handle_authorization_request(event)
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	624 local request = event.request;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	625
4258 cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	626 if not request.url.query then
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	627 return error_response(request, oauth_error("invalid_request"));
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	628 end
4258 cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	629 local params = http.formdecode(request.url.query);
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	630 if not params then
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	631 return error_response(request, oauth_error("invalid_request"));
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	632 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	633
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	634 if not params.client_id then return oauth_error("invalid_request", "missing 'client_id'"); end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	635
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	636 local ok, client = jwt_verify(params.client_id);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	637
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	638 if not ok then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	639 return oauth_error("invalid_client", "incorrect credentials");
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	640 end
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	641
5405 c7a5caad28ef mod_http_oauth2: Enforce response type encoded in client_id Kim Alvefur <zash@zash.se> parents: 5404 diff changeset	642 local client_response_types = set.new(array(client.response_types or { "code" }));
c7a5caad28ef mod_http_oauth2: Enforce response type encoded in client_id Kim Alvefur <zash@zash.se> parents: 5404 diff changeset	643 client_response_types = set.intersection(client_response_types, allowed_response_type_handlers);
c7a5caad28ef mod_http_oauth2: Enforce response type encoded in client_id Kim Alvefur <zash@zash.se> parents: 5404 diff changeset	644 if not client_response_types:contains(params.response_type) then
c7a5caad28ef mod_http_oauth2: Enforce response type encoded in client_id Kim Alvefur <zash@zash.se> parents: 5404 diff changeset	645 return oauth_error("invalid_client", "response_type not allowed");
c7a5caad28ef mod_http_oauth2: Enforce response type encoded in client_id Kim Alvefur <zash@zash.se> parents: 5404 diff changeset	646 end
c7a5caad28ef mod_http_oauth2: Enforce response type encoded in client_id Kim Alvefur <zash@zash.se> parents: 5404 diff changeset	647
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	648 local auth_state = get_auth_state(request);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	649 if not auth_state.user then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	650 -- Render login page
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	651 return render_page(templates.login, { state = auth_state, client = client });
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	652 elseif auth_state.consent == nil then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	653 -- Render consent page
5429 0bbeee8ba8b5 mod_http_oauth2: Strip unknown scopes from consent page Kim Alvefur <zash@zash.se> parents: 5428 diff changeset	654 local scopes, roles = split_scopes(parse_scopes(params.scope or ""));
0bbeee8ba8b5 mod_http_oauth2: Strip unknown scopes from consent page Kim Alvefur <zash@zash.se> parents: 5428 diff changeset	655 return render_page(templates.consent, { state = auth_state; client = client; scopes = scopes+roles }, true);
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	656 elseif not auth_state.consent then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	657 -- Notify client of rejection
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	658 return error_response(request, oauth_error("access_denied"));
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	659 end
5271 3a1df3adad0c mod_http_oauth2: Allow user to decide which requested scopes to grant Kim Alvefur <zash@zash.se> parents: 5268 diff changeset	660 -- else auth_state.consent == true
3a1df3adad0c mod_http_oauth2: Allow user to decide which requested scopes to grant Kim Alvefur <zash@zash.se> parents: 5268 diff changeset	661
3a1df3adad0c mod_http_oauth2: Allow user to decide which requested scopes to grant Kim Alvefur <zash@zash.se> parents: 5268 diff changeset	662 params.scope = auth_state.scope;
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	663
5257 b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	664 local user_jid = jid.join(auth_state.user.username, module.host);
5262 e73f364b5624 mod_http_oauth2: Rename oauth client credential related functions Kim Alvefur <zash@zash.se> parents: 5259 diff changeset	665 local client_secret = make_client_secret(params.client_id);
5257 b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	666 local id_token_signer = jwt.new_signer("HS256", client_secret);
b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	667 local id_token = id_token_signer({
b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	668 iss = get_issuer();
b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	669 sub = url.build({ scheme = "xmpp"; path = user_jid });
b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	670 aud = params.client_id;
b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	671 nonce = params.nonce;
b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	672 });
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	673 local response_type = params.response_type;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	674 local response_handler = response_type_handlers[response_type];
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	675 if not response_handler then
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	676 return error_response(request, oauth_error("unsupported_response_type"));
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	677 end
5257 b2120fb4a279 mod_http_oauth2: Implement and return ID Token in authorization code flow Kim Alvefur <zash@zash.se> parents: 5256 diff changeset	678 return response_handler(client, params, user_jid, id_token);
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	679 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	680
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	681 local function handle_revocation_request(event)
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	682 local request, response = event.request, event.response;
5265 f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	683 if request.headers.authorization then
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	684 local credentials = get_request_credentials(request);
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	685 if not credentials or credentials.type ~= "basic" then
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	686 response.headers.www_authenticate = string.format("Basic realm=%q", module.host.."/"..module.name);
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	687 return 401;
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	688 end
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	689 -- OAuth "client" credentials
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	690 if not verify_client_secret(credentials.username, credentials.password) then
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	691 return 401;
f845c218e52c mod_http_oauth2: Allow revoking a token without OAuth client credentials Kim Alvefur <zash@zash.se> parents: 5264 diff changeset	692 end
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	693 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	694
5267 60e0bc35de33 mod_http_oauth2: Relax payload content type checking in revocation Kim Alvefur <zash@zash.se> parents: 5266 diff changeset	695 local form_data = http.formdecode(event.request.body or "");
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	696 if not form_data or not form_data.token then
5267 60e0bc35de33 mod_http_oauth2: Relax payload content type checking in revocation Kim Alvefur <zash@zash.se> parents: 5266 diff changeset	697 response.headers.accept = "application/x-www-form-urlencoded";
60e0bc35de33 mod_http_oauth2: Relax payload content type checking in revocation Kim Alvefur <zash@zash.se> parents: 5266 diff changeset	698 return 415;
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	699 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	700 local ok, err = tokens.revoke_token(form_data.token);
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	701 if not ok then
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	702 module:log("warn", "Unable to revoke token: %s", tostring(err));
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	703 return 500;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	704 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	705 return 200;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	706 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	707
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	708 local registration_schema = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	709 type = "object";
5237 3354f943c1fa mod_http_oauth2: Require URL to client informational page in registration Kim Alvefur <zash@zash.se> parents: 5236 diff changeset	710 required = {
3354f943c1fa mod_http_oauth2: Require URL to client informational page in registration Kim Alvefur <zash@zash.se> parents: 5236 diff changeset	711 -- These are shown to users in the template
3354f943c1fa mod_http_oauth2: Require URL to client informational page in registration Kim Alvefur <zash@zash.se> parents: 5236 diff changeset	712 "client_name";
3354f943c1fa mod_http_oauth2: Require URL to client informational page in registration Kim Alvefur <zash@zash.se> parents: 5236 diff changeset	713 "client_uri";
3354f943c1fa mod_http_oauth2: Require URL to client informational page in registration Kim Alvefur <zash@zash.se> parents: 5236 diff changeset	714 -- We need at least one redirect URI for things to work
3354f943c1fa mod_http_oauth2: Require URL to client informational page in registration Kim Alvefur <zash@zash.se> parents: 5236 diff changeset	715 "redirect_uris";
3354f943c1fa mod_http_oauth2: Require URL to client informational page in registration Kim Alvefur <zash@zash.se> parents: 5236 diff changeset	716 };
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	717 properties = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	718 redirect_uris = { type = "array"; minLength = 1; items = { type = "string"; format = "uri" } };
5377 ca477408f90b mod_http_oauth2: Fix misplaced 'default' on wrong side of } in client registration schema Kim Alvefur <zash@zash.se> parents: 5375 diff changeset	719 token_endpoint_auth_method = {
ca477408f90b mod_http_oauth2: Fix misplaced 'default' on wrong side of } in client registration schema Kim Alvefur <zash@zash.se> parents: 5375 diff changeset	720 type = "string";
ca477408f90b mod_http_oauth2: Fix misplaced 'default' on wrong side of } in client registration schema Kim Alvefur <zash@zash.se> parents: 5375 diff changeset	721 enum = { "none"; "client_secret_post"; "client_secret_basic" };
ca477408f90b mod_http_oauth2: Fix misplaced 'default' on wrong side of } in client registration schema Kim Alvefur <zash@zash.se> parents: 5375 diff changeset	722 default = "client_secret_basic";
ca477408f90b mod_http_oauth2: Fix misplaced 'default' on wrong side of } in client registration schema Kim Alvefur <zash@zash.se> parents: 5375 diff changeset	723 };
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	724 grant_types = {
5236 ff8623e2f9d9 mod_http_oauth2: Reorder client metadata validation schema Kim Alvefur <zash@zash.se> parents: 5231 diff changeset	725 type = "array";
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	726 items = {
5236 ff8623e2f9d9 mod_http_oauth2: Reorder client metadata validation schema Kim Alvefur <zash@zash.se> parents: 5231 diff changeset	727 type = "string";
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	728 enum = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	729 "authorization_code";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	730 "implicit";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	731 "password";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	732 "client_credentials";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	733 "refresh_token";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	734 "urn:ietf:params:oauth:grant-type:jwt-bearer";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	735 "urn:ietf:params:oauth:grant-type:saml2-bearer";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	736 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	737 };
5366 db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	738 default = { "authorization_code" };
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	739 };
5367 93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	740 application_type = { type = "string"; enum = { "native"; "web" }; default = "web" };
5366 db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	741 response_types = { type = "array"; items = { type = "string"; enum = { "code"; "token" } }; default = { "code" } };
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	742 client_name = { type = "string" };
5359 230fc6a0c086 mod_http_oauth2: Use new Lua pattern schema properties Kim Alvefur <zash@zash.se> parents: 5358 diff changeset	743 client_uri = { type = "string"; format = "uri"; luaPattern = "^https:" };
5364 0444953e3247 mod_http_oauth2: Normalize whitespace in client metadata schema Kim Alvefur <zash@zash.se> parents: 5359 diff changeset	744 logo_uri = { type = "string"; format = "uri"; luaPattern = "^https:" };
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	745 scope = { type = "string" };
5389 d872a1cd8c1d mod_http_oauth2: Specify that 'contacts' items are emails in client registration Kim Alvefur <zash@zash.se> parents: 5388 diff changeset	746 contacts = { type = "array"; items = { type = "string"; format = "email" } };
5364 0444953e3247 mod_http_oauth2: Normalize whitespace in client metadata schema Kim Alvefur <zash@zash.se> parents: 5359 diff changeset	747 tos_uri = { type = "string"; format = "uri"; luaPattern = "^https:" };
0444953e3247 mod_http_oauth2: Normalize whitespace in client metadata schema Kim Alvefur <zash@zash.se> parents: 5359 diff changeset	748 policy_uri = { type = "string"; format = "uri"; luaPattern = "^https:" };
0444953e3247 mod_http_oauth2: Normalize whitespace in client metadata schema Kim Alvefur <zash@zash.se> parents: 5359 diff changeset	749 jwks_uri = { type = "string"; format = "uri"; luaPattern = "^https:" };
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	750 jwks = { type = "object"; description = "JSON Web Key Set, RFC 7517" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	751 software_id = { type = "string"; format = "uuid" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	752 software_version = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	753 };
5365 698fef74ce53 mod_http_oauth2: Allow only l10n variants of name in client metadata Kim Alvefur <zash@zash.se> parents: 5364 diff changeset	754 luaPatternProperties = {
698fef74ce53 mod_http_oauth2: Allow only l10n variants of name in client metadata Kim Alvefur <zash@zash.se> parents: 5364 diff changeset	755 -- Localized versions of descriptive properties and URIs
698fef74ce53 mod_http_oauth2: Allow only l10n variants of name in client metadata Kim Alvefur <zash@zash.se> parents: 5364 diff changeset	756 ["^client_name#"] = { description = "Localized version of 'client_name'"; type = "string" };
698fef74ce53 mod_http_oauth2: Allow only l10n variants of name in client metadata Kim Alvefur <zash@zash.se> parents: 5364 diff changeset	757 ["^[a-z_]+_uri#"] = { type = "string"; format = "uri"; luaPattern = "^https:" };
698fef74ce53 mod_http_oauth2: Allow only l10n variants of name in client metadata Kim Alvefur <zash@zash.se> parents: 5364 diff changeset	758 };
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	759 }
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	760
5367 93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	761 local function redirect_uri_allowed(redirect_uri, client_uri, app_type)
93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	762 local uri = url.parse(redirect_uri);
93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	763 if app_type == "native" then
5394 434ee49b04de mod_http_oauth2: Allow loopback IP literals in redirect URIs Kim Alvefur <zash@zash.se> parents: 5393 diff changeset	764 return uri.scheme == "http" and loopbacks:contains(uri.host) or uri.scheme ~= "https";
5367 93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	765 elseif app_type == "web" then
93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	766 return uri.scheme == "https" and uri.host == client_uri.host;
93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	767 end
93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	768 end
93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	769
5259 8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	770 function create_client(client_metadata)
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	771 if not schema.validate(registration_schema, client_metadata) then
5259 8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	772 return nil, oauth_error("invalid_request", "Failed schema validation.");
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	773 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	774
5366 db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	775 -- Fill in default values
db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	776 for propname, propspec in pairs(registration_schema.properties) do
db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	777 if client_metadata[propname] == nil and type(propspec) == "table" and propspec.default ~= nil then
db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	778 client_metadata[propname] = propspec.default;
db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	779 end
db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	780 end
db4c66a1d24b mod_http_oauth2: Fill in some client metadata defaults Kim Alvefur <zash@zash.se> parents: 5365 diff changeset	781
5246 fd0d25b42cd9 mod_http_oauth2: Validate all URIs against client_uri in client registration Kim Alvefur <zash@zash.se> parents: 5245 diff changeset	782 local client_uri = url.parse(client_metadata.client_uri);
5401 c8d04ac200fc mod_http_oauth2: Reject loopback URIs as client_uri Kim Alvefur <zash@zash.se> parents: 5400 diff changeset	783 if not client_uri or client_uri.scheme ~= "https" or loopbacks:contains(client_uri.host) then
5402 fbf3ede7541b mod_http_oauth2: More appropriate error conditions in client validation Kim Alvefur <zash@zash.se> parents: 5401 diff changeset	784 return nil, oauth_error("invalid_client_metadata", "Missing, invalid or insecure client_uri");
5246 fd0d25b42cd9 mod_http_oauth2: Validate all URIs against client_uri in client registration Kim Alvefur <zash@zash.se> parents: 5245 diff changeset	785 end
fd0d25b42cd9 mod_http_oauth2: Validate all URIs against client_uri in client registration Kim Alvefur <zash@zash.se> parents: 5245 diff changeset	786
5239 8620a635106e mod_http_oauth2: Validate basic URI syntax of redirect URIs Kim Alvefur <zash@zash.se> parents: 5237 diff changeset	787 for _, redirect_uri in ipairs(client_metadata.redirect_uris) do
5367 93d445b26063 mod_http_oauth2: Validate redirect URI depending on application type Kim Alvefur <zash@zash.se> parents: 5366 diff changeset	788 if not redirect_uri_allowed(redirect_uri, client_uri, client_metadata.application_type) then
5402 fbf3ede7541b mod_http_oauth2: More appropriate error conditions in client validation Kim Alvefur <zash@zash.se> parents: 5401 diff changeset	789 return nil, oauth_error("invalid_redirect_uri", "Invalid, insecure or inappropriate redirect URI.");
5242 4746609a6656 mod_http_oauth2: Validate that informative URLs match the redirect URIs Kim Alvefur <zash@zash.se> parents: 5241 diff changeset	790 end
4746609a6656 mod_http_oauth2: Validate that informative URLs match the redirect URIs Kim Alvefur <zash@zash.se> parents: 5241 diff changeset	791 end
4746609a6656 mod_http_oauth2: Validate that informative URLs match the redirect URIs Kim Alvefur <zash@zash.se> parents: 5241 diff changeset	792
5244 fa7bd721a3f6 mod_http_oauth2: Fix validation of informative URIs Kim Alvefur <zash@zash.se> parents: 5243 diff changeset	793 for field, prop_schema in pairs(registration_schema.properties) do
5246 fd0d25b42cd9 mod_http_oauth2: Validate all URIs against client_uri in client registration Kim Alvefur <zash@zash.se> parents: 5245 diff changeset	794 if field ~= "client_uri" and prop_schema.format == "uri" and client_metadata[field] then
5403 c574aaaa4d57 mod_http_oauth2: Simplify validation of various URIs Kim Alvefur <zash@zash.se> parents: 5402 diff changeset	795 if not redirect_uri_allowed(client_metadata[field], client_uri, "web") then
c574aaaa4d57 mod_http_oauth2: Simplify validation of various URIs Kim Alvefur <zash@zash.se> parents: 5402 diff changeset	796 return nil, oauth_error("invalid_client_metadata", "Invalid, insecure or inappropriate informative URI");
5242 4746609a6656 mod_http_oauth2: Validate that informative URLs match the redirect URIs Kim Alvefur <zash@zash.se> parents: 5241 diff changeset	797 end
5239 8620a635106e mod_http_oauth2: Validate basic URI syntax of redirect URIs Kim Alvefur <zash@zash.se> parents: 5237 diff changeset	798 end
8620a635106e mod_http_oauth2: Validate basic URI syntax of redirect URIs Kim Alvefur <zash@zash.se> parents: 5237 diff changeset	799 end
8620a635106e mod_http_oauth2: Validate basic URI syntax of redirect URIs Kim Alvefur <zash@zash.se> parents: 5237 diff changeset	800
5357 eda3b078ba2c mod_http_oauth2: Validate (unused at this point) localized URIs Kim Alvefur <zash@zash.se> parents: 5356 diff changeset	801 for k, v in pairs(client_metadata) do
5404 1087f697c3f3 mod_http_oauth2: Strip unknown extra fields from client registration Kim Alvefur <zash@zash.se> parents: 5403 diff changeset	802 local base_k = k:match"^([^#]+)#" or k;
1087f697c3f3 mod_http_oauth2: Strip unknown extra fields from client registration Kim Alvefur <zash@zash.se> parents: 5403 diff changeset	803 if not registration_schema.properties[base_k] or k:find"^client_uri#" then
1087f697c3f3 mod_http_oauth2: Strip unknown extra fields from client registration Kim Alvefur <zash@zash.se> parents: 5403 diff changeset	804 -- Ignore and strip unknown extra properties
1087f697c3f3 mod_http_oauth2: Strip unknown extra fields from client registration Kim Alvefur <zash@zash.se> parents: 5403 diff changeset	805 client_metadata[k] = nil;
1087f697c3f3 mod_http_oauth2: Strip unknown extra fields from client registration Kim Alvefur <zash@zash.se> parents: 5403 diff changeset	806 elseif k:find"_uri#" then
1087f697c3f3 mod_http_oauth2: Strip unknown extra fields from client registration Kim Alvefur <zash@zash.se> parents: 5403 diff changeset	807 -- Localized URIs should be secure too
5403 c574aaaa4d57 mod_http_oauth2: Simplify validation of various URIs Kim Alvefur <zash@zash.se> parents: 5402 diff changeset	808 if not redirect_uri_allowed(v, client_uri, "web") then
c574aaaa4d57 mod_http_oauth2: Simplify validation of various URIs Kim Alvefur <zash@zash.se> parents: 5402 diff changeset	809 return nil, oauth_error("invalid_client_metadata", "Invalid, insecure or inappropriate informative URI");
5357 eda3b078ba2c mod_http_oauth2: Validate (unused at this point) localized URIs Kim Alvefur <zash@zash.se> parents: 5356 diff changeset	810 end
eda3b078ba2c mod_http_oauth2: Validate (unused at this point) localized URIs Kim Alvefur <zash@zash.se> parents: 5356 diff changeset	811 end
eda3b078ba2c mod_http_oauth2: Validate (unused at this point) localized URIs Kim Alvefur <zash@zash.se> parents: 5356 diff changeset	812 end
eda3b078ba2c mod_http_oauth2: Validate (unused at this point) localized URIs Kim Alvefur <zash@zash.se> parents: 5356 diff changeset	813
5406 b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	814 local grant_types = set.new(client_metadata.grant_types);
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	815 local response_types = set.new(client_metadata.response_types);
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	816
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	817 if grant_types:contains("authorization_code") and not response_types:contains("code") then
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	818 return nil, oauth_error("invalid_client_metadata", "Inconsistency between 'grant_types' and 'response_types'");
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	819 elseif grant_types:contains("implicit") and not response_types:contains("token") then
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	820 return nil, oauth_error("invalid_client_metadata", "Inconsistency between 'grant_types' and 'response_types'");
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	821 end
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	822
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	823 if set.intersection(grant_types, allowed_grant_type_handlers):empty() then
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	824 return nil, oauth_error("invalid_client_metadata", "No allowed 'grant_types' specified");
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	825 elseif set.intersection(response_types, allowed_response_type_handlers):empty() then
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	826 return nil, oauth_error("invalid_client_metadata", "No allowed 'response_types' specified");
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	827 end
b86d80e21c60 mod_http_oauth2: Validate consistency of response and grant types Kim Alvefur <zash@zash.se> parents: 5405 diff changeset	828
5243 d5dc8edb2695 mod_http_oauth2: Use more compact IDs Kim Alvefur <zash@zash.se> parents: 5242 diff changeset	829 -- Ensure each signed client_id JWT is unique, short ID and issued at
d5dc8edb2695 mod_http_oauth2: Use more compact IDs Kim Alvefur <zash@zash.se> parents: 5242 diff changeset	830 -- timestamp should be sufficient to rule out brute force attacks
d5dc8edb2695 mod_http_oauth2: Use more compact IDs Kim Alvefur <zash@zash.se> parents: 5242 diff changeset	831 client_metadata.nonce = id.short();
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	832
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	833 -- Do we want to keep everything?
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	834 local client_id = jwt_sign(client_metadata);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	835
5221 22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration Matthew Wild <mwild1@gmail.com> parents: 5219 diff changeset	836 client_metadata.client_id = client_id;
22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration Matthew Wild <mwild1@gmail.com> parents: 5219 diff changeset	837 client_metadata.client_id_issued_at = os.time();
22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration Matthew Wild <mwild1@gmail.com> parents: 5219 diff changeset	838
5407 149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	839 if client_metadata.token_endpoint_auth_method ~= "none" then
149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	840 local client_secret = make_client_secret(client_id);
149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	841 client_metadata.client_secret = client_secret;
149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	842 client_metadata.client_secret_expires_at = 0;
149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	843
149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	844 if not registration_options.accept_expired then
149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	845 client_metadata.client_secret_expires_at = client_metadata.client_id_issued_at + (registration_options.default_ttl or 3600);
149634647b48 mod_http_oauth2: Don't issue client_secret when not using authentication Kim Alvefur <zash@zash.se> parents: 5406 diff changeset	846 end
5202 b81fd0d22c66 mod_http_oauth2: Calculate client secret expiry in registration response Kim Alvefur <zash@zash.se> parents: 5201 diff changeset	847 end
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	848
5259 8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	849 return client_metadata;
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	850 end
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	851
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	852 local function handle_register_request(event)
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	853 local request = event.request;
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	854 local client_metadata, err = json.decode(request.body);
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	855 if err then
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	856 return oauth_error("invalid_request", "Invalid JSON");
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	857 end
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	858
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	859 local response, err = create_client(client_metadata);
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	860 if err then return err end
8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	861
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	862 return {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	863 status_code = 201;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	864 headers = { content_type = "application/json" };
5259 8fba651b10ef mod_http_oauth2: Refactor to allow reuse of OAuth client creation Kim Alvefur <zash@zash.se> parents: 5258 diff changeset	865 body = json.encode(response);
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	866 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	867 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	868
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	869 if not registration_key then
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	870 module:log("info", "No 'oauth2_registration_key', dynamic client registration disabled")
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	871 handle_authorization_request = nil
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	872 handle_register_request = nil
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	873 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	874
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	875 local function handle_userinfo_request(event)
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	876 local request = event.request;
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	877 local credentials = get_request_credentials(request);
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	878 if not credentials or not credentials.bearer_token then
5336 77ac04bd2f65 mod_http_oauth2: Add some debug logging for UserInfo endpoint Kim Alvefur <zash@zash.se> parents: 5335 diff changeset	879 module:log("debug", "Missing credentials for UserInfo endpoint: %q", credentials)
5335 53c6f49dcbb8 mod_http_oauth2: Correct error code when missing credentials for userinfo Kim Alvefur <zash@zash.se> parents: 5280 diff changeset	880 return 401;
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	881 end
5336 77ac04bd2f65 mod_http_oauth2: Add some debug logging for UserInfo endpoint Kim Alvefur <zash@zash.se> parents: 5335 diff changeset	882 local token_info,err = tokens.get_token_info(credentials.bearer_token);
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	883 if not token_info then
5336 77ac04bd2f65 mod_http_oauth2: Add some debug logging for UserInfo endpoint Kim Alvefur <zash@zash.se> parents: 5335 diff changeset	884 module:log("debug", "UserInfo query failed token validation: %s", err)
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	885 return 403;
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	886 end
5337 8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	887 local scopes = set.new()
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	888 if type(token_info.grant.data) == "table" and type(token_info.grant.data.oauth2_scopes) == "string" then
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	889 scopes:add_list(parse_scopes(token_info.grant.data.oauth2_scopes));
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	890 else
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	891 module:log("debug", "token_info = %q", token_info)
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	892 end
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	893
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	894 if not scopes:contains("openid") then
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	895 module:log("debug", "Missing the 'openid' scope in %q", scopes)
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	896 -- The 'openid' scope is required for access to this endpoint.
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	897 return 403;
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	898 end
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	899
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	900 local user_info = {
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	901 iss = get_issuer();
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	902 sub = url.build({ scheme = "xmpp"; path = token_info.jid });
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	903 }
5337 8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	904
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	905 local token_claims = set.intersection(openid_claims, scopes);
5375 8b7d97f0ae8a mod_http_oauth2: Fix to include "openid" scope in discovery metadata Kim Alvefur <zash@zash.se> parents: 5367 diff changeset	906 token_claims:remove("openid"); -- that's "iss" and "sub" above
5337 8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	907 if not token_claims:empty() then
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	908 -- Another module can do that
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	909 module:fire_event("token/userinfo", {
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	910 token = token_info;
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	911 claims = token_claims;
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	912 username = jid.split(token_info.jid);
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	913 userinfo = user_info;
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	914 });
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	915 end
8d8e85d6dc91 mod_http_oauth2: Support OpenID UserInfo claims Kim Alvefur <zash@zash.se> parents: 5336 diff changeset	916
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	917 return {
5258 9629971e307f mod_http_oauth2: Fix userinfo status code off-by-one Kim Alvefur <zash@zash.se> parents: 5257 diff changeset	918 status_code = 200;
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	919 headers = { content_type = "application/json" };
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	920 body = json.encode(user_info);
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	921 };
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	922 end
77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	923
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	924 module:depends("http");
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	925 module:provides("http", {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	926 route = {
5382 12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	927 -- OAuth 2.0 in 5 simple steps!
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	928 -- This is the normal 'authorization_code' flow.
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	929
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	930 -- Step 1. Create OAuth client
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	931 ["POST /register"] = handle_register_request;
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	932
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	933 -- Step 2. User-facing login and consent view
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	934 ["GET /authorize"] = handle_authorization_request;
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	935 ["POST /authorize"] = handle_authorization_request;
5245 e22cae58141d mod_http_oauth2: Organize HTTP routes with comments Kim Alvefur <zash@zash.se> parents: 5244 diff changeset	936
5382 12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	937 -- Step 3. User is redirected to the 'redirect_uri' along with an
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	938 -- authorization code. In the insecure 'implicit' flow, the access token
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	939 -- is delivered here.
5245 e22cae58141d mod_http_oauth2: Organize HTTP routes with comments Kim Alvefur <zash@zash.se> parents: 5244 diff changeset	940
5382 12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	941 -- Step 4. Retrieve access token using the code.
5245 e22cae58141d mod_http_oauth2: Organize HTTP routes with comments Kim Alvefur <zash@zash.se> parents: 5244 diff changeset	942 ["POST /token"] = handle_token_grant;
5382 12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	943
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	944 -- Step 4 is later repeated using the refresh token to get new access tokens.
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	945
12498c0d705f mod_http_oauth2: Reorder routes into order they happen in OAuth 2.0 Kim Alvefur <zash@zash.se> parents: 5378 diff changeset	946 -- Step 5. Revoke token (access or refresh)
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	947 ["POST /revoke"] = handle_revocation_request;
5245 e22cae58141d mod_http_oauth2: Organize HTTP routes with comments Kim Alvefur <zash@zash.se> parents: 5244 diff changeset	948
e22cae58141d mod_http_oauth2: Organize HTTP routes with comments Kim Alvefur <zash@zash.se> parents: 5244 diff changeset	949 -- OpenID
5228 77cd01af06a9 mod_http_oauth2: Implement the OpenID userinfo endpoint Kim Alvefur <zash@zash.se> parents: 5225 diff changeset	950 ["GET /userinfo"] = handle_userinfo_request;
5208 aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	951
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	952 -- Optional static content for templates
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	953 ["GET /style.css"] = templates.css and {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	954 headers = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	955 ["Content-Type"] = "text/css";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	956 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	957 body = _render_html(templates.css, module:get_option("oauth2_template_style"));
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	958 } or nil;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	959 ["GET /script.js"] = templates.js and {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	960 headers = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	961 ["Content-Type"] = "text/javascript";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	962 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	963 body = templates.js;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages Matthew Wild <mwild1@gmail.com> parents: 5207 diff changeset	964 } or nil;
5393 9b9d612f9083 mod_http_oauth2: Add way to retrieve registration schema Kim Alvefur <zash@zash.se> parents: 5392 diff changeset	965
9b9d612f9083 mod_http_oauth2: Add way to retrieve registration schema Kim Alvefur <zash@zash.se> parents: 5392 diff changeset	966 -- Some convenient fallback handlers
9b9d612f9083 mod_http_oauth2: Add way to retrieve registration schema Kim Alvefur <zash@zash.se> parents: 5392 diff changeset	967 ["GET /register"] = { headers = { content_type = "application/schema+json" }; body = json.encode(registration_schema) };
5396 ac7c5669e5f5 mod_http_oauth2: Return status 405 for GET to endpoints without GET handler Kim Alvefur <zash@zash.se> parents: 5394 diff changeset	968 ["GET /token"] = function() return 405; end;
ac7c5669e5f5 mod_http_oauth2: Return status 405 for GET to endpoints without GET handler Kim Alvefur <zash@zash.se> parents: 5394 diff changeset	969 ["GET /revoke"] = function() return 405; end;
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	970 };
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	971 });
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	972
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	973 local http_server = require "net.http.server";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	974
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	975 module:hook_object_event(http_server, "http-error", function (event)
4276 ec33b3b1136c mod_http_oauth2: Fix passing OAuth-specific error details Kim Alvefur <zash@zash.se> parents: 4272 diff changeset	976 local oauth2_response = event.error and event.error.extra and event.error.extra.oauth2_response;
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	977 if not oauth2_response then
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	978 return;
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	979 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	980 event.response.headers.content_type = "application/json";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	981 event.response.status_code = event.error.code or 400;
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	982 return json.encode(oauth2_response);
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	983 end, 5);
5189 4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	984
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	985 -- OIDC Discovery
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	986
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	987 module:provides("http", {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	988 name = "oauth2-discovery";
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	989 default_path = "/.well-known/oauth-authorization-server";
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	990 route = {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	991 ["GET"] = {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	992 headers = { content_type = "application/json" };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	993 body = json.encode {
5263 381c62ef52aa mod_http_oauth2: Group metadata section into OAuth and OpenID Kim Alvefur <zash@zash.se> parents: 5262 diff changeset	994 -- RFC 8414: OAuth 2.0 Authorization Server Metadata
5207 c72e3b0914e8 mod_http_oauth: Factor out issuer URL calculation to a helper function Matthew Wild <mwild1@gmail.com> parents: 5206 diff changeset	995 issuer = get_issuer();
5200 afed7d5bd65c mod_http_oauth2: Advertise endpoints that are enabled Kim Alvefur <zash@zash.se> parents: 5199 diff changeset	996 authorization_endpoint = handle_authorization_request and module:http_url() .. "/authorize" or nil;
afed7d5bd65c mod_http_oauth2: Advertise endpoints that are enabled Kim Alvefur <zash@zash.se> parents: 5199 diff changeset	997 token_endpoint = handle_token_grant and module:http_url() .. "/token" or nil;
5189 4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	998 jwks_uri = nil; -- TODO?
5200 afed7d5bd65c mod_http_oauth2: Advertise endpoints that are enabled Kim Alvefur <zash@zash.se> parents: 5199 diff changeset	999 registration_endpoint = handle_register_request and module:http_url() .. "/register" or nil;
5358 0905d348bd34 mod_http_oauth2: Include additional OpenID scopes in metadata Kim Alvefur <zash@zash.se> parents: 5357 diff changeset	1000 scopes_supported = usermanager.get_all_roles and array(it.keys(usermanager.get_all_roles(module.host))):append(array(openid_claims:items()));
5203 c60cff787d6a mod_http_oauth2: Return actually enabled response types in discovery Kim Alvefur <zash@zash.se> parents: 5202 diff changeset	1001 response_types_supported = array(it.keys(response_type_handlers));
5385 544b92750a2a mod_http_oauth2: Advertise supported token endpoint auth methods Kim Alvefur <zash@zash.se> parents: 5384 diff changeset	1002 token_endpoint_auth_methods_supported = array({ "client_secret_post"; "client_secret_basic" });
5408 3989c57cc551 mod_http_oauth2: Allow configuring links to policy and terms in metadata Kim Alvefur <zash@zash.se> parents: 5407 diff changeset	1003 op_policy_uri = module:get_option_string("oauth2_policy_url", nil);
3989c57cc551 mod_http_oauth2: Allow configuring links to policy and terms in metadata Kim Alvefur <zash@zash.se> parents: 5407 diff changeset	1004 op_tos_uri = module:get_option_string("oauth2_terms_url", nil);
5397 18b57e91b5e5 mod_http_oauth2: Advertise revocation endpoint in metadata Kim Alvefur <zash@zash.se> parents: 5396 diff changeset	1005 revocation_endpoint = handle_revocation_request and module:http_url() .. "/revoke" or nil;
18b57e91b5e5 mod_http_oauth2: Advertise revocation endpoint in metadata Kim Alvefur <zash@zash.se> parents: 5396 diff changeset	1006 revocation_endpoint_auth_methods_supported = array({ "client_secret_basic" });
5383 df11a2cbc7b7 mod_http_oauth2: Implement RFC 7628 Proof Key for Code Exchange Kim Alvefur <zash@zash.se> parents: 5382 diff changeset	1007 code_challenge_methods_supported = array(it.keys(verifier_transforms));
5400 71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	1008 grant_types_supported = array(it.keys(response_type_handlers)):map(tmap { token = "implicit"; code = "authorization_code" });
71766a4a7322 mod_http_oauth2: Reduce line count of metadata construction Kim Alvefur <zash@zash.se> parents: 5399 diff changeset	1009 response_modes_supported = array(it.keys(response_type_handlers)):map(tmap { token = "fragment"; code = "query" });
5192 03aa9baa9ac3 mod_http_oauth2: Add support for 'iss' authz response parameter (RFC 9207) Matthew Wild <mwild1@gmail.com> parents: 5191 diff changeset	1010 authorization_response_iss_parameter_supported = true;
5409 993f28798c75 mod_http_oauth2: Add service documentation URL to metadata Kim Alvefur <zash@zash.se> parents: 5408 diff changeset	1011 service_documentation = module:get_option_string("oauth2_service_documentation", "https://modules.prosody.im/mod_http_oauth2.html");
5263 381c62ef52aa mod_http_oauth2: Group metadata section into OAuth and OpenID Kim Alvefur <zash@zash.se> parents: 5262 diff changeset	1012
381c62ef52aa mod_http_oauth2: Group metadata section into OAuth and OpenID Kim Alvefur <zash@zash.se> parents: 5262 diff changeset	1013 -- OpenID
381c62ef52aa mod_http_oauth2: Group metadata section into OAuth and OpenID Kim Alvefur <zash@zash.se> parents: 5262 diff changeset	1014 userinfo_endpoint = handle_register_request and module:http_url() .. "/userinfo" or nil;
5390 f2363e6d9a64 mod_http_oauth2: Advertise the currently supported id_token signing algorithm Kim Alvefur <zash@zash.se> parents: 5389 diff changeset	1015 id_token_signing_alg_values_supported = { "HS256" };
5189 4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	1016 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	1017 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	1018 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	1019 });
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	1020
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	1021 module:shared("tokenauth/oauthbearer_config").oidc_discovery_url = module:http_url("oauth2-discovery", "/.well-known/oauth-authorization-server");

Mercurial > prosody-modules

annotate mod_http_oauth2/mod_http_oauth2.lua @ 5442:7480dde4cd2e