Mercurial > prosody-modules
view mod_sasl_oauthbearer/mod_sasl_oauthbearer.lua @ 5401:c8d04ac200fc
mod_http_oauth2: Reject loopback URIs as client_uri
This really should be a proper website with info, https://localhost is
not good enough. Ideally we'd validate that it's got proper DNS and is
actually reachable, but triggering HTTP or even DNS lookups seems like
it would carry abuse potential that would best to avoid.
author | Kim Alvefur <zash@zash.se> |
---|---|
date | Tue, 02 May 2023 16:20:55 +0200 |
parents | 73ada978dabc |
children |
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local s_match = string.match; local registerMechanism = require "util.sasl".registerMechanism; local saslprep = require "util.encodings".stringprep.saslprep; local nodeprep = require "util.encodings".stringprep.nodeprep; local log = require "util.logger".init("sasl"); local _ENV = nil; local function oauthbearer(self, message) if not message then return "failure", "malformed-request"; end local authorization, password = s_match(message, "^n,a=([^,]*),\1auth=Bearer ([^\1]+)"); if not authorization then return "failure", "malformed-request"; end local authentication = s_match(authorization, "(.-)@.*"); -- SASLprep password and authentication authentication = saslprep(authentication); password = saslprep(password); if (not password) or (password == "") or (not authentication) or (authentication == "") then log("debug", "Username or password violates SASLprep."); return "failure", "malformed-request", "Invalid username or password."; end local _nodeprep = self.profile.nodeprep; if _nodeprep ~= false then authentication = (_nodeprep or nodeprep)(authentication); if not authentication or authentication == "" then return "failure", "malformed-request", "Invalid username or password." end end local correct, state = false, false; correct, state = self.profile.oauthbearer(self, authentication, password, self.realm); self.username = authentication if state == false then return "failure", "account-disabled"; elseif state == nil or not correct then return "failure", "not-authorized", "Unable to authorize you with the authentication credentials you've sent."; end return "success"; end registerMechanism("OAUTHBEARER", {"oauthbearer"}, oauthbearer);