Mercurial > prosody-modules

annotate mod_http_oauth2/mod_http_oauth2.lua @ 5226:1756c0f929f5

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mod_http_oauth2: Fix contrast of links on consent page The default dark blue wasn't very visible on a dark background
author Kim Alvefur <zash@zash.se>
date Tue, 07 Mar 2023 23:55:33 +0100
parents 3439eb37f23b
children 77cd01af06a9
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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d3af5f94d6df mod_http_oauth2: Improve storage of client secret
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1 local hashes = require "util.hashes";
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2 local cache = require "util.cache";
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3 local http = require "util.http";
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4 local jid = require "util.jid";
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5 local json = require "util.json";
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6 local usermanager = require "core.usermanager";
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7 local errors = require "util.error";
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8 local url = require "socket.url";
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9 local uuid = require "util.uuid";
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10 local encodings = require "util.encodings";
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11 local base64 = encodings.base64;
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12 local random = require "util.random";
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13 local schema = require "util.jsonschema";
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14 local set = require "util.set";
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15 local jwt = require"util.jwt";
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parents: 5202
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16 local it = require "util.iterators";
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17 local array = require "util.array";
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18 local st = require "util.stanza";
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19
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20 local function read_file(base_path, fn, required)
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21 local f, err = io.open(base_path .. "/" .. fn);
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22 if not f then
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23 module:log(required and "error" or "debug", "Unable to load template file: %s", err);
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24 if required then
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25 return error("Failed to load templates");
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26 end
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27 return nil;
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28 end
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29 local data = assert(f:read("*a"));
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30 assert(f:close());
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31 return data;
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32 end
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33
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34 local template_path = module:get_option_path("oauth2_template_path", "html");
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35 local templates = {
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36 login = read_file(template_path, "login.html", true);
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37 consent = read_file(template_path, "consent.html", true);
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38 error = read_file(template_path, "error.html", true);
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39 css = read_file(template_path, "style.css");
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40 js = read_file(template_path, "script.js");
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41 };
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42
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43 local site_name = module:get_option_string("site_name", module.host);
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44
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45 local _render_html = require"util.interpolation".new("%b{}", st.xml_escape);
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46 local function render_page(template, data, sensitive)
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47 data = data or {};
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48 data.site_name = site_name;
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49 local resp = {
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50 status_code = 200;
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51 headers = {
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52 ["Content-Type"] = "text/html; charset=utf-8";
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53 ["Content-Security-Policy"] = "default-src 'self'";
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54 ["X-Frame-Options"] = "DENY";
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55 ["Cache-Control"] = (sensitive and "no-store" or "no-cache")..", private";
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56 };
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57 body = _render_html(template, data);
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58 };
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59 return resp;
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60 end
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61
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parents: 3908
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62 local tokens = module:depends("tokenauth");
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63
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64 -- Used to derive client_secret from client_id, set to enable stateless dynamic registration.
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65 local registration_key = module:get_option_string("oauth2_registration_key");
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66 local registration_algo = module:get_option_string("oauth2_registration_algorithm", "HS256");
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67 local registration_options = module:get_option("oauth2_registration_options", { default_ttl = 60 * 60 * 24 * 90 });
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68
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69 local verification_key;
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70 local jwt_sign, jwt_verify;
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71 if registration_key then
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72 -- Tie it to the host if global
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73 verification_key = hashes.hmac_sha256(registration_key, module.host);
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74 jwt_sign, jwt_verify = jwt.init(registration_algo, registration_key, registration_key, registration_options);
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75 end
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76
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77 local function filter_scopes(username, host, requested_scope_string)
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78 if host ~= module.host then
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79 return usermanager.get_jid_role(username.."@"..host, module.host).name;
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80 end
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81
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82 if requested_scope_string then -- Specific role requested
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83 -- TODO: The requested scope string is technically a space-delimited list
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84 -- of scopes, but for simplicity we're mapping this slot to role names.
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85 if usermanager.user_can_assume_role(username, module.host, requested_scope_string) then
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86 return requested_scope_string;
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87 end
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88 end
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89
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90 return usermanager.get_user_role(username, module.host).name;
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91 end
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92
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93 local function code_expires_in(code) --> number, seconds until code expires
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94 return os.difftime(code.expires, os.time());
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95 end
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96
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97 local function code_expired(code) --> boolean, true: has expired, false: still valid
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98 return code_expires_in(code) < 0;
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99 end
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100
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101 local codes = cache.new(10000, function (_, code)
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102 return code_expired(code)
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103 end);
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104
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105 -- Periodically clear out unredeemed codes. Does not need to be exact, expired
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106 -- codes are rejected if tried. Mostly just to keep memory usage in check.
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107 module:add_timer(900, function()
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108 local k, code = codes:tail();
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109 while code and code_expired(code) do
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110 codes:set(k, nil);
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111 k, code = codes:tail();
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112 end
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113 return code and code_expires_in(code) + 1 or 900;
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114 end)
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115
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116 local function get_issuer()
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117 return (module:http_url(nil, "/"):gsub("/$", ""));
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118 end
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119
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120 local loopbacks = set.new({ "localhost", "127.0.0.1", "::1" });
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121 local function is_secure_redirect(uri)
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122 local u = url.parse(uri);
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123 return u.scheme ~= "http" or loopbacks:contains(u.host);
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124 end
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125
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diff changeset
126 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
127 return errors.new({
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
128 type = "modify";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
129 condition = "bad-request";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
130 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
131 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
132 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
133 });
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
134 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
135
3918
dea6bea2ddd3 mod_http_oauth2: Refactor re-joining of JID out of token constructor
Kim Alvefur <zash@zash.se>
parents: 3915
diff changeset
136 local function new_access_token(token_jid, scope, ttl)
5182
20ba6340f524 mod_http_oauth2: Issue tokens for the purpose of 'oauth2'
Kim Alvefur <zash@zash.se>
parents: 5181
diff changeset
137 local token = tokens.create_jid_token(token_jid, token_jid, scope, ttl, nil, "oauth2");
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
138 return {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
139 token_type = "bearer";
3908
8ac5d9933106 mod_http_oauth2: Implement real tokens using mod_authtokens
Matthew Wild <mwild1@gmail.com>
parents: 3903
diff changeset
140 access_token = token;
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
141 expires_in = ttl;
4340
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
142 scope = scope;
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
143 -- TODO: include refresh_token when implemented
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
144 };
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
145 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
146
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
147 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
148 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
149 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
150 -- 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
151 return;
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback
Matthew Wild <mwild1@gmail.com>
parents: 5218
diff changeset
152 end
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback
Matthew Wild <mwild1@gmail.com>
parents: 5218
diff changeset
153 -- 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
154 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
155 end
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback
Matthew Wild <mwild1@gmail.com>
parents: 5218
diff changeset
156 -- 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
157 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
158 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
159 return redirect_uri
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
160 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
161 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
162 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
163
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
164 local grant_type_handlers = {};
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
165 local response_type_handlers = {};
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
166
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
167 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
168 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
169 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
170 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
171
3908
8ac5d9933106 mod_http_oauth2: Implement real tokens using mod_authtokens
Matthew Wild <mwild1@gmail.com>
parents: 3903
diff changeset
172 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
173 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
174 end
4340
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
175 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
176 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
177 end
4340
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
178
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
179 local granted_jid = jid.join(request_username, request_host, request_resource);
4998
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible)
Matthew Wild <mwild1@gmail.com>
parents: 4670
diff changeset
180 local granted_scopes = filter_scopes(request_username, request_host, params.scope);
4340
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
181 return json.encode(new_access_token(granted_jid, granted_scopes, nil));
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
182 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
183
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
184 function response_type_handlers.code(client, params, granted_jid)
5191
f5a58cbe86e4 mod_http_oauth2: Derive scope from correct user details
Kim Alvefur <zash@zash.se>
parents: 5190
diff changeset
185 local request_username, request_host = jid.split(granted_jid);
f5a58cbe86e4 mod_http_oauth2: Derive scope from correct user details
Kim Alvefur <zash@zash.se>
parents: 5190
diff changeset
186 local granted_scopes = filter_scopes(request_username, request_host, params.scope);
4340
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
187
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
188 local code = uuid.generate();
4670
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure
Kim Alvefur <zash@zash.se>
parents: 4669
diff changeset
189 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
190 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
191 granted_jid = granted_jid;
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
192 granted_scopes = granted_scopes;
4670
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure
Kim Alvefur <zash@zash.se>
parents: 4669
diff changeset
193 });
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure
Kim Alvefur <zash@zash.se>
parents: 4669
diff changeset
194 if not ok then
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure
Kim Alvefur <zash@zash.se>
parents: 4669
diff changeset
195 return {status_code = 429};
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure
Kim Alvefur <zash@zash.se>
parents: 4669
diff changeset
196 end
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
197
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
198 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
199 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
200 -- 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
201 -- 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
202 -- 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
203 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
204 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
205 response = response;
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow
Kim Alvefur <zash@zash.se>
parents: 5187
diff changeset
206 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
207 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
208 extra = code;
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow
Kim Alvefur <zash@zash.se>
parents: 5187
diff changeset
209 }) 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
210 return response;
5219
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback
Matthew Wild <mwild1@gmail.com>
parents: 5218
diff changeset
211 elseif not redirect_uri then
25e824f64fd3 mod_http_oauth2: Improve handling of redirect_uri matching and fallback
Matthew Wild <mwild1@gmail.com>
parents: 5218
diff changeset
212 return {status_code = 400};
5188
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow
Kim Alvefur <zash@zash.se>
parents: 5187
diff changeset
213 end
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow
Kim Alvefur <zash@zash.se>
parents: 5187
diff changeset
214
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow
Kim Alvefur <zash@zash.se>
parents: 5187
diff changeset
215 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
216
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
217 local query = http.formdecode(redirect.query or "");
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
218 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
219 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
220 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
221 if params.state then
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
222 table.insert(query, { name = "state", value = params.state });
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
223 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
224 redirect.query = http.formencode(query);
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
225
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
226 return {
5210
898575a0c6f3 mod_http_oauth2: Switch to '303 See Other' redirects
Matthew Wild <mwild1@gmail.com>
parents: 5209
diff changeset
227 status_code = 303;
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
228 headers = {
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
229 location = url.build(redirect);
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
230 };
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
231 }
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
232 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
233
5186
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
234 -- Implicit flow
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
235 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
236 local request_username, request_host = jid.split(granted_jid);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
237 local granted_scopes = filter_scopes(request_username, request_host, params.scope);
5186
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
238 local token_info = new_access_token(granted_jid, granted_scopes, nil);
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
239
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
240 local redirect = url.parse(get_redirect_uri(client, params.redirect_uri));
5186
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
241 token_info.state = params.state;
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
242 redirect.fragment = http.formencode(token_info);
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
243
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
244 return {
5210
898575a0c6f3 mod_http_oauth2: Switch to '303 See Other' redirects
Matthew Wild <mwild1@gmail.com>
parents: 5209
diff changeset
245 status_code = 303;
5186
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
246 headers = {
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
247 location = url.build(redirect);
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
248 };
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
249 }
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
250 end
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
251
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
252 local function make_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
253 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
254 end
4263
d3af5f94d6df mod_http_oauth2: Improve storage of client secret
Kim Alvefur <zash@zash.se>
parents: 4260
diff changeset
255
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
256 local function verify_secret(client_id, client_secret)
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
257 return hashes.equals(make_secret(client_id), client_secret);
4263
d3af5f94d6df mod_http_oauth2: Improve storage of client secret
Kim Alvefur <zash@zash.se>
parents: 4260
diff changeset
258 end
d3af5f94d6df mod_http_oauth2: Improve storage of client secret
Kim Alvefur <zash@zash.se>
parents: 4260
diff changeset
259
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
260 function grant_type_handlers.authorization_code(params)
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
261 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
262 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
263 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
264 if params.scope and params.scope ~= "" then
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
265 return oauth_error("invalid_scope", "unknown scope requested");
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
266 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
267
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
268 local client = jwt_verify(params.client_id);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
269 if not client then
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
270 return oauth_error("invalid_client", "incorrect credentials");
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
271 end
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
272
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
273 if not verify_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
274 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
275 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
276 end
4271
9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage
Kim Alvefur <zash@zash.se>
parents: 4270
diff changeset
277 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
278 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
279 -- 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
280 -- prevent a second attempted use
d5492bc861f6 mod_http_oauth2: Remove authorization codes after use
Kim Alvefur <zash@zash.se>
parents: 5213
diff changeset
281 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
282 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
283 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
284 return oauth_error("invalid_client", "incorrect credentials");
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
285 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
286
4340
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really)
Matthew Wild <mwild1@gmail.com>
parents: 4276
diff changeset
287 return json.encode(new_access_token(code.granted_jid, code.granted_scopes, nil));
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
288 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
289
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
290 -- 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
291 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
292
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
293 -- 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
294 -- 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
295 -- 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
296 -- (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
297 -- to one of them).
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
298 -- 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
299 -- 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
300 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
301 local form = request.method == "POST"
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
302 and request.body
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
303 and #request.body > 0
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
304 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
305 and http.formdecode(request.body);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
306
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
307 if not form then return {}; end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
308
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
309 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
310 -- First step: login
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
311 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
312 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
313 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
314 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
315 error = "Invalid username/password";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
316 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
317 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
318 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
319 user = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
320 username = username;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
321 host = module.host;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
322 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
323 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
324 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
325 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
326 -- Second step: consent
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
327 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
328 if not ok then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
329 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
330 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
331 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
332 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
333
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
334 user.token = form.user_token;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
335 return {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
336 user = user;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
337 consent = form.consent == "granted";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
338 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
339 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
340
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
341 return {};
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
342 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
343
5222
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
344 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
345 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
346
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
347 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
348
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
349 if auth_type == "Basic" then
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
350 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
351 if not creds then return; end
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
352 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
353 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
354 return {
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
355 type = "basic";
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
356 username = username;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
357 password = password;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
358 };
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
359 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
360 return {
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
361 type = "bearer";
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
362 bearer_token = auth_data;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
363 };
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
364 end
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
365
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
366 return nil;
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
367 end
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
368
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
369 local function check_credentials(request, allow_token)
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
370 local credentials = get_request_credentials(request);
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
371 if not credentials then return nil; end
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
372
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
373 if credentials.username and credentials.password then
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
374 local username = encodings.stringprep.nodeprep(credentials.username);
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
375 local password = encodings.stringprep.saslprep(credentials.password);
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
376 if not (username and password) then return false; end
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
377 if not usermanager.test_password(username, module.host, password) then
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
378 return false;
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 return username;
5222
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
381 elseif allow_token and credentials.bearer_token then
578a72982bb2 mod_http_oauth2: Separate extracting credentials from requests and verifying
Matthew Wild <mwild1@gmail.com>
parents: 5221
diff changeset
382 local token_info = tokens.get_token_info(credentials.bearer_token);
4370
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
383 if not token_info or not token_info.session or token_info.session.host ~= module.host then
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
384 return false;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
385 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
386 return token_info.session.username;
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
387 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
388 return nil;
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
389 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
390
3920
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
391 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
392 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
393
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
394 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
395 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
396 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
397 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
398 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
399 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
400 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
401 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
402 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
403 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
404 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
405 local granted_jid = jid.join(request_username, request_host, request_resource);
4257
145e8e8a247a mod_http_oauth2: Fix incomplete function arity change in dea6bea2ddd3
Kim Alvefur <zash@zash.se>
parents: 4256
diff changeset
406 return json.encode(new_access_token(granted_jid, nil, nil));
3920
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
407 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
408 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
409 end
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
410
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
411 -- TODO How would this make sense with components?
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
412 -- Have an admin authenticate maybe?
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
413 response_type_handlers.code = nil;
5186
fa3059e653fa mod_http_oauth2: Implement the Implicit flow
Kim Alvefur <zash@zash.se>
parents: 5185
diff changeset
414 response_type_handlers.token = nil;
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
415 grant_type_handlers.authorization_code = nil;
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
416 check_credentials = function () return false end
3920
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
417 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components
Kim Alvefur <zash@zash.se>
parents: 3919
diff changeset
418
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
419 -- 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
420 -- 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
421 -- 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
422 -- 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
423 -- 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
424 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
425 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
426 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
427 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
428 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
429 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
430 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
431 local redirect_query = url.parse(redirect_uri);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
432 local sep = redirect_query and "&" or "?";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
433 redirect_uri = redirect_uri
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
434 .. 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
435 .. "&" .. 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
436 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
437 return {
5210
898575a0c6f3 mod_http_oauth2: Switch to '303 See Other' redirects
Matthew Wild <mwild1@gmail.com>
parents: 5209
diff changeset
438 status_code = 303;
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
439 headers = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
440 location = redirect_uri;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
441 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
442 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
443 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
444
5187
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
445 local allowed_grant_type_handlers = module:get_option_set("allowed_oauth2_grant_types", {"authorization_code", "password"})
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
446 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
447 if not allowed_grant_type_handlers:contains(handler_type) then
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
448 grant_type_handlers[handler_type] = nil;
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
449 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
450 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
451
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
452 -- "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
453 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
454 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
455 if not allowed_response_type_handlers:contains(handler_type) then
5187
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
456 grant_type_handlers[handler_type] = nil;
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
457 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
458 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types
Kim Alvefur <zash@zash.se>
parents: 5186
diff changeset
459
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
460 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
461 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
462
3934
469408682152 mod_http_oauth2: Set content type on successful repsponses (fixes #1501)
Kim Alvefur <zash@zash.se>
parents: 3920
diff changeset
463 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
464 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
465 if not params then
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
466 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
467 end
5223
8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint
Matthew Wild <mwild1@gmail.com>
parents: 5222
diff changeset
468
5225
3439eb37f23b mod_http_oauth2: token endpoint: handle missing credentials
Matthew Wild <mwild1@gmail.com>
parents: 5224
diff changeset
469 if credentials and credentials.type == "basic" then
5223
8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint
Matthew Wild <mwild1@gmail.com>
parents: 5222
diff changeset
470 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
471 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
472 end
8b2a36847912 mod_http_oauth2: Support HTTP Basic auth on token endpoint
Matthew Wild <mwild1@gmail.com>
parents: 5222
diff changeset
473
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
474 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
475 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
476 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
477 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
478 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
479 return grant_handler(params);
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
480 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
481
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
482 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
483 local request = event.request;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
484
4258
cc712899becd mod_http_oauth2: Unpack event object to improve readability
Kim Alvefur <zash@zash.se>
parents: 4257
diff changeset
485 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
486 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
487 end
4258
cc712899becd mod_http_oauth2: Unpack event object to improve readability
Kim Alvefur <zash@zash.se>
parents: 4257
diff changeset
488 local params = http.formdecode(request.url.query);
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
489 if not params then
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
490 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
491 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
492
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
493 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
494
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
495 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
496
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
497 if not ok then
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
498 return oauth_error("invalid_client", "incorrect credentials");
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
499 end
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
500
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
501 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
502 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
503 -- Render login page
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
504 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
505 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
506 -- Render consent page
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
507 return render_page(templates.consent, { state = auth_state, client = client }, true);
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
508 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
509 -- Notify client of rejection
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
510 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
511 end
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
512
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
513 local response_type = params.response_type;
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
514 local response_handler = response_type_handlers[response_type];
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
515 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
516 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
517 end
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
518 return response_handler(client, params, jid.join(auth_state.user.username, module.host));
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
519 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
520
4370
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
521 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
522 local request, response = event.request, event.response;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
523 if not request.headers.authorization then
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
524 response.headers.www_authenticate = string.format("Basic realm=%q", module.host.."/"..module.name);
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
525 return 401;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
526 elseif request.headers.content_type ~= "application/x-www-form-urlencoded"
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
527 or not request.body or request.body == "" then
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
528 return 400;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
529 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
530 local user = check_credentials(request, true);
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
531 if not user then
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
532 return 401;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
533 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
534
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
535 local form_data = http.formdecode(event.request.body);
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
536 if not form_data or not form_data.token then
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
537 return 400;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
538 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
539 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
540 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
541 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
542 return 500;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
543 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
544 return 200;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
545 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
546
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
547 local registration_schema = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
548 type = "object";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
549 required = { "client_name"; "redirect_uris" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
550 properties = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
551 redirect_uris = { type = "array"; minLength = 1; items = { type = "string"; format = "uri" } };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
552 token_endpoint_auth_method = { enum = { "none"; "client_secret_post"; "client_secret_basic" }; type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
553 grant_types = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
554 items = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
555 enum = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
556 "authorization_code";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
557 "implicit";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
558 "password";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
559 "client_credentials";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
560 "refresh_token";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
561 "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
562 "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
563 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
564 type = "string";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
565 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
566 type = "array";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
567 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
568 response_types = { items = { enum = { "code"; "token" }; type = "string" }; type = "array" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
569 client_name = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
570 client_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
571 logo_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
572 scope = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
573 contacts = { items = { type = "string" }; type = "array" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
574 tos_uri = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
575 policy_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
576 jwks_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
577 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
578 software_id = { type = "string"; format = "uuid" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
579 software_version = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
580 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
581 }
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
582
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
583 local function handle_register_request(event)
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
584 local request = event.request;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
585 local client_metadata = json.decode(request.body);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
586
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
587 if not schema.validate(registration_schema, client_metadata) then
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
588 return oauth_error("invalid_request", "Failed schema validation.");
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
589 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
590
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
591 -- Ensure each signed client_id JWT is unique
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
592 client_metadata.nonce = uuid.generate();
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
593
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
594 -- Do we want to keep everything?
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
595 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
596 local client_secret = make_secret(client_id);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
597
5221
22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration
Matthew Wild <mwild1@gmail.com>
parents: 5219
diff changeset
598 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
599 client_metadata.client_secret = client_secret;
22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration
Matthew Wild <mwild1@gmail.com>
parents: 5219
diff changeset
600 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
601 client_metadata.client_secret_expires_at = 0;
22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration
Matthew Wild <mwild1@gmail.com>
parents: 5219
diff changeset
602
5202
b81fd0d22c66 mod_http_oauth2: Calculate client secret expiry in registration response
Kim Alvefur <zash@zash.se>
parents: 5201
diff changeset
603 if not registration_options.accept_expired then
5221
22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration
Matthew Wild <mwild1@gmail.com>
parents: 5219
diff changeset
604 client_metadata.client_secret_expires_at = client_metadata.client_id_issued_at + (registration_options.default_ttl or 3600);
5202
b81fd0d22c66 mod_http_oauth2: Calculate client secret expiry in registration response
Kim Alvefur <zash@zash.se>
parents: 5201
diff changeset
605 end
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
606
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
607 return {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
608 status_code = 201;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
609 headers = { content_type = "application/json" };
5221
22483cfce3ce mod_http_oauth2: Reflect ALL attributes of the client registration
Matthew Wild <mwild1@gmail.com>
parents: 5219
diff changeset
610 body = json.encode(client_metadata);
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
611 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
612 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
613
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
614 if not registration_key then
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
615 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
616 handle_authorization_request = nil
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
617 handle_register_request = nil
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
618 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
619
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
620 module:depends("http");
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
621 module:provides("http", {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
622 route = {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
623 ["POST /token"] = handle_token_grant;
4256
c4b9d4ba839b mod_http_oauth2: Authorization code flow
Kim Alvefur <zash@zash.se>
parents: 4237
diff changeset
624 ["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
625 ["POST /authorize"] = handle_authorization_request;
4370
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda)
Matthew Wild <mwild1@gmail.com>
parents: 4340
diff changeset
626 ["POST /revoke"] = handle_revocation_request;
5193
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration
Kim Alvefur <zash@zash.se>
parents: 5192
diff changeset
627 ["POST /register"] = handle_register_request;
5208
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
628
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
629 -- Optional static content for templates
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
630 ["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
631 headers = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
632 ["Content-Type"] = "text/css";
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 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
635 } or nil;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
636 ["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
637 headers = {
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
638 ["Content-Type"] = "text/javascript";
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
639 };
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
640 body = templates.js;
aaa64c647e12 mod_http_oauth2: Add authentication, consent and error pages
Matthew Wild <mwild1@gmail.com>
parents: 5207
diff changeset
641 } or nil;
3903
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
642 };
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
643 });
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
644
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
645 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
646
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
647 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
648 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
649 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
650 return;
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
651 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only)
Matthew Wild <mwild1@gmail.com>
parents:
diff changeset
652 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
653 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
654 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
655 end, 5);
5189
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
656
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
657 -- OIDC Discovery
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
658
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
659 module:provides("http", {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
660 name = "oauth2-discovery";
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
661 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
662 route = {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
663 ["GET"] = {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
664 headers = { content_type = "application/json" };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
665 body = json.encode {
5207
c72e3b0914e8 mod_http_oauth: Factor out issuer URL calculation to a helper function
Matthew Wild <mwild1@gmail.com>
parents: 5206
diff changeset
666 issuer = get_issuer();
5200
afed7d5bd65c mod_http_oauth2: Advertise endpoints that are enabled
Kim Alvefur <zash@zash.se>
parents: 5199
diff changeset
667 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
668 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
669 jwks_uri = nil; -- TODO?
5200
afed7d5bd65c mod_http_oauth2: Advertise endpoints that are enabled
Kim Alvefur <zash@zash.se>
parents: 5199
diff changeset
670 registration_endpoint = handle_register_request and module:http_url() .. "/register" or nil;
5205
b6f41f0b5f58 mod_http_oauth2: Specify host for which to retrieve list of roles
Kim Alvefur <zash@zash.se>
parents: 5204
diff changeset
671 scopes_supported = usermanager.get_all_roles and array(it.keys(usermanager.get_all_roles(module.host)))
5204
eb8b3a068ecc mod_http_oauth2: Return list of active roles in discovery
Kim Alvefur <zash@zash.se>
parents: 5203
diff changeset
672 or { "prosody:restricted"; "prosody:user"; "prosody:admin"; "prosody:operator" };
5203
c60cff787d6a mod_http_oauth2: Return actually enabled response types in discovery
Kim Alvefur <zash@zash.se>
parents: 5202
diff changeset
673 response_types_supported = array(it.keys(response_type_handlers));
5192
03aa9baa9ac3 mod_http_oauth2: Add support for 'iss' authz response parameter (RFC 9207)
Matthew Wild <mwild1@gmail.com>
parents: 5191
diff changeset
674 authorization_response_iss_parameter_supported = true;
5189
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
675 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
676 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
677 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
678 });
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
679
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash)
Matthew Wild <mwild1@gmail.com>
parents: 5188
diff changeset
680 module:shared("tokenauth/oauthbearer_config").oidc_discovery_url = module:http_url("oauth2-discovery", "/.well-known/oauth-authorization-server");