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mod_http_oauth2/mod_http_oauth2.lua @ 5194:25041e15994e

mod_http_oauth2: Comment on mutation by other module

author	Kim Alvefur <zash@zash.se>
date	Fri, 03 Mar 2023 21:45:05 +0100
parent	5193:2bb29ece216b
child	5195:b4932915e773

rev	line source
4263 d3af5f94d6df mod_http_oauth2: Improve storage of client secret Kim Alvefur <zash@zash.se> parents: 4260 diff changeset	1 local hashes = require "util.hashes";
4271 9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	2 local cache = require "util.cache";
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	3 local http = require "util.http";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	4 local jid = require "util.jid";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	5 local json = require "util.json";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	6 local usermanager = require "core.usermanager";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	7 local errors = require "util.error";
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	8 local url = require "socket.url";
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	9 local uuid = require "util.uuid";
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	10 local encodings = require "util.encodings";
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	11 local base64 = encodings.base64;
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	12 local schema = require "util.jsonschema";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	13 local jwt = require"util.jwt";
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	14
3915 80dffbbd056b mod_rest, mod_http_oauth2: Switch from mod_authtokens to mod_tokenauth per Prosody bf81523e2ff4 Matthew Wild <mwild1@gmail.com> parents: 3908 diff changeset	15 local tokens = module:depends("tokenauth");
3908 8ac5d9933106 mod_http_oauth2: Implement real tokens using mod_authtokens Matthew Wild <mwild1@gmail.com> parents: 3903 diff changeset	16
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	17 -- Used to derive client_secret from client_id, set to enable stateless dynamic registration.
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	18 local registration_key = module:get_option_string("oauth2_registration_key");
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	19 local registration_algo = module:get_option_string("oauth2_registration_algorithm", "HS256");
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	20 local registration_options = module:get_option("oauth2_registration_options", { default_ttl = 60 * 60 * 24 * 90 });
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	21
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	22 local jwt_sign, jwt_verify;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	23 if not registration_key then
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	24 module:log("error", "Missing required 'oauth2_registration_key', generate a strong key and configure it")
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	25 else
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	26 -- Tie it to the host if global
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	27 registration_key = hashes.hmac_sha256(registration_key, module.host);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	28 jwt_sign, jwt_verify = jwt.init(registration_algo, registration_key, registration_key, registration_options);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	29 end
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	30
4998 5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	31 local function filter_scopes(username, host, requested_scope_string)
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	32 if host ~= module.host then
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	33 return usermanager.get_jid_role(username.."@"..host, module.host).name;
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	34 end
4998 5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	35
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	36 if requested_scope_string then -- Specific role requested
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	37 -- TODO: The requested scope string is technically a space-delimited list
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	38 -- of scopes, but for simplicity we're mapping this slot to role names.
5006 5dadbe0718f1 mod_http_oauth2: Update for new new role API Matthew Wild <mwild1@gmail.com> parents: 4998 diff changeset	39 if usermanager.user_can_assume_role(username, module.host, requested_scope_string) then
4998 5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	40 return requested_scope_string;
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	41 end
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	42 end
5ab134b7e510 mod_http_oauth2: Updates for Prosody's new role API (backwards-compatible) Matthew Wild <mwild1@gmail.com> parents: 4670 diff changeset	43
5006 5dadbe0718f1 mod_http_oauth2: Update for new new role API Matthew Wild <mwild1@gmail.com> parents: 4998 diff changeset	44 return usermanager.get_user_role(username, module.host).name;
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	45 end
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	46
4669 d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	47 local function code_expires_in(code)
d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	48 return os.difftime(os.time(), code.issued);
d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	49 end
d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	50
4269 143515d0b212 mod_http_oauth2: Factor out authorization code validity decision Kim Alvefur <zash@zash.se> parents: 4265 diff changeset	51 local function code_expired(code)
4669 d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	52 return code_expires_in(code) > 120;
4269 143515d0b212 mod_http_oauth2: Factor out authorization code validity decision Kim Alvefur <zash@zash.se> parents: 4265 diff changeset	53 end
143515d0b212 mod_http_oauth2: Factor out authorization code validity decision Kim Alvefur <zash@zash.se> parents: 4265 diff changeset	54
4271 9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	55 local codes = cache.new(10000, function (_, code)
9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	56 return code_expired(code)
9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	57 end);
9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	58
4272 91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	59 module:add_timer(900, function()
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	60 local k, code = codes:tail();
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	61 while code and code_expired(code) do
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	62 codes:set(k, nil);
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	63 k, code = codes:tail();
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	64 end
4669 d3434fd151b5 mod_http_oauth2: Optimize cleanup timer Kim Alvefur <zash@zash.se> parents: 4370 diff changeset	65 return code and code_expires_in(code) + 1 or 900;
4272 91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	66 end)
91b951fb3018 mod_http_oauth2: Periodically trim unused authorization codes Kim Alvefur <zash@zash.se> parents: 4271 diff changeset	67
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	68 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	69 return errors.new({
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	70 type = "modify";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	71 condition = "bad-request";
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	72 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	73 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	74 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	75 });
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	76 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	77
3918 dea6bea2ddd3 mod_http_oauth2: Refactor re-joining of JID out of token constructor Kim Alvefur <zash@zash.se> parents: 3915 diff changeset	78 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	79 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	80 return {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	81 token_type = "bearer";
3908 8ac5d9933106 mod_http_oauth2: Implement real tokens using mod_authtokens Matthew Wild <mwild1@gmail.com> parents: 3903 diff changeset	82 access_token = token;
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	83 expires_in = ttl;
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	84 scope = scope;
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	85 -- 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	86 };
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	87 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	88
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	89 local function get_redirect_uri(client, query_redirect_uri) -- record client, string : string
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	90 for _, redirect_uri in ipairs(client.redirect_uris) do
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	91 if query_redirect_uri == nil or query_redirect_uri == redirect_uri then
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	92 return redirect_uri
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	93 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	94 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	95 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	96
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	97 local grant_type_handlers = {};
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	98 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	99
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	100 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	101 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	102 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	103 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	104
3908 8ac5d9933106 mod_http_oauth2: Implement real tokens using mod_authtokens Matthew Wild <mwild1@gmail.com> parents: 3903 diff changeset	105 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	106 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	107 end
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	108 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	109 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	110 end
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	111
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	112 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	113 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	114 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	115 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	116
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	117 -- TODO response_type_handlers have some common boilerplate code, refactor?
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	118
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	119 function response_type_handlers.code(params, granted_jid)
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	120 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	121
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	122 local ok, client = jwt_verify(params.client_id);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	123
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	124 if not ok then
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	125 return oauth_error("invalid_client", "incorrect credentials");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	126 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	127
5191 f5a58cbe86e4 mod_http_oauth2: Derive scope from correct user details Kim Alvefur <zash@zash.se> parents: 5190 diff changeset	128 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	129 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	130
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	131 local code = uuid.generate();
4670 1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	132 local ok = codes:set(params.client_id .. "#" .. code, {
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	133 issued = os.time();
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	134 granted_jid = granted_jid;
7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	135 granted_scopes = granted_scopes;
4670 1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	136 });
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	137 if not ok then
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	138 return {status_code = 429};
1b81b7269858 mod_http_oauth2: Gracefully handle cache write failure Kim Alvefur <zash@zash.se> parents: 4669 diff changeset	139 end
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	140
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	141 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	142 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	143 -- TODO some nicer template page
5194 25041e15994e mod_http_oauth2: Comment on mutation by other module Kim Alvefur <zash@zash.se> parents: 5193 diff changeset	144 -- mod_http_errors will set content-type to text/plain if it catches this event
5188 7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	145 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	146 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	147 response = response;
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	148 title = "Your authorization code";
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	149 message = "Here's your authorization code, copy and paste it into your app:";
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	150 extra = code;
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	151 }) 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	152 return response;
5188 7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	153 end
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	154
7c531137a553 mod_http_oauth2: Implement OOB special redirect URI in code flow Kim Alvefur <zash@zash.se> parents: 5187 diff changeset	155 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	156
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	157 local query = http.formdecode(redirect.query or "");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	158 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	159 table.insert(query, { name = "code", value = code });
03aa9baa9ac3 mod_http_oauth2: Add support for 'iss' authz response parameter (RFC 9207) Matthew Wild <mwild1@gmail.com> parents: 5191 diff changeset	160 table.insert(query, { name = "iss", value = module:http_url(nil, "/") });
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	161 if params.state then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	162 table.insert(query, { name = "state", value = params.state });
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	163 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	164 redirect.query = http.formencode(query);
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	165
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	166 return {
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	167 status_code = 302;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	168 headers = {
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	169 location = url.build(redirect);
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	170 };
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	171 }
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	172 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	173
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	174 -- Implicit flow
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	175 function response_type_handlers.token(params, granted_jid)
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	176 if not params.client_id then return oauth_error("invalid_request", "missing 'client_id'"); end
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	177
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	178 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	179
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	180 if not client then
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	181 return oauth_error("invalid_client", "incorrect credentials");
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	182 end
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	183
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	184 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	185 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	186 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	187
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	188 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	189 token_info.state = params.state;
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	190 redirect.fragment = http.formencode(token_info);
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	191
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	192 return {
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	193 status_code = 302;
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	194 headers = {
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	195 location = url.build(redirect);
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	196 };
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	197 }
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	198 end
fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	199
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	200 local function make_secret(client_id) --> client_secret
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	201 return hashes.hmac_sha256(registration_key, client_id, true);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	202 end
4263 d3af5f94d6df mod_http_oauth2: Improve storage of client secret Kim Alvefur <zash@zash.se> parents: 4260 diff changeset	203
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	204 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	205 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	206 end
d3af5f94d6df mod_http_oauth2: Improve storage of client secret Kim Alvefur <zash@zash.se> parents: 4260 diff changeset	207
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	208 function grant_type_handlers.authorization_code(params)
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	209 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	210 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	211 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	212 if params.scope and params.scope ~= "" then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	213 return oauth_error("invalid_scope", "unknown scope requested");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	214 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	215
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	216 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	217 if not client then
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	218 return oauth_error("invalid_client", "incorrect credentials");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	219 end
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	220
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	221 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	222 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	223 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	224 end
4271 9623b99bb8d2 mod_http_oauth2: Keep authorization codes in memory instead of storage Kim Alvefur <zash@zash.se> parents: 4270 diff changeset	225 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	226 if err then error(err); end
4269 143515d0b212 mod_http_oauth2: Factor out authorization code validity decision Kim Alvefur <zash@zash.se> parents: 4265 diff changeset	227 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	228 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	229 return oauth_error("invalid_client", "incorrect credentials");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	230 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	231
4340 7cd3b7ec59e9 mod_http_oauth2: Rudimentary support for scopes (but not really) Matthew Wild <mwild1@gmail.com> parents: 4276 diff changeset	232 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	233 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	234
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	235 local function check_credentials(request, allow_token)
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	236 local auth_type, auth_data = string.match(request.headers.authorization, "^(%S+)%s(.+)$");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	237
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	238 if auth_type == "Basic" then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	239 local creds = base64.decode(auth_data);
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	240 if not creds then return false; end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	241 local username, password = string.match(creds, "^([^:]+):(.*)$");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	242 if not username then return false; end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	243 username, password = encodings.stringprep.nodeprep(username), encodings.stringprep.saslprep(password);
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	244 if not username then return false; end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	245 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	246 return false;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	247 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	248 return username;
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	249 elseif auth_type == "Bearer" and allow_token then
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	250 local token_info = tokens.get_token_info(auth_data);
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	251 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	252 return false;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	253 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	254 return token_info.session.username;
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	255 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	256 return nil;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	257 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	258
3920 cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	259 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	260 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	261
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	262 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	263 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	264 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	265 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	266 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	267 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	268 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	269 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	270 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	271 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	272 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	273 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	274 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	275 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	276 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	277 end
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	278
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	279 -- TODO How would this make sense with components?
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	280 -- Have an admin authenticate maybe?
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	281 response_type_handlers.code = nil;
5186 fa3059e653fa mod_http_oauth2: Implement the Implicit flow Kim Alvefur <zash@zash.se> parents: 5185 diff changeset	282 response_type_handlers.token = nil;
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	283 grant_type_handlers.authorization_code = nil;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	284 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	285 end
cf92e3b30c18 mod_http_oauth2: Use component_secret setting as password on Components Kim Alvefur <zash@zash.se> parents: 3919 diff changeset	286
5187 6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	287 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	288 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	289 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	290 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	291 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	292 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	293
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	294 -- "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	295 local allowed_response_type_handlers = module:get_option_set("allowed_oauth2_response_types", {"code"})
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	296 for handler_type in pairs(allowed_response_type_handlers) do
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	297 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	298 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	299 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	300 end
6a3c1febd7be mod_http_oauth2: Add settings for allowed grant and response types Kim Alvefur <zash@zash.se> parents: 5186 diff changeset	301
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	302 function handle_token_grant(event)
3934 469408682152 mod_http_oauth2: Set content type on successful repsponses (fixes #1501) Kim Alvefur <zash@zash.se> parents: 3920 diff changeset	303 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	304 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	305 if not params then
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	306 return oauth_error("invalid_request");
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	307 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	308 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	309 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	310 if not grant_handler then
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	311 return oauth_error("unsupported_grant_type");
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	312 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	313 return grant_handler(params);
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	314 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	315
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	316 local function handle_authorization_request(event)
4258 cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	317 local request, response = event.request, event.response;
cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	318 if not request.headers.authorization then
cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	319 response.headers.www_authenticate = string.format("Basic realm=%q", module.host.."/"..module.name);
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	320 return 401;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	321 end
4258 cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	322 local user = check_credentials(request);
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	323 if not user then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	324 return 401;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	325 end
4265 7b4a73364363 mod_http_oauth2: Add TODO Kim Alvefur <zash@zash.se> parents: 4263 diff changeset	326 -- TODO ask user for consent here
4258 cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	327 if not request.url.query then
cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	328 response.headers.content_type = "application/json";
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	329 return oauth_error("invalid_request");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	330 end
4258 cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	331 local params = http.formdecode(request.url.query);
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	332 if not params then
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	333 return oauth_error("invalid_request");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	334 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	335 local response_type = params.response_type;
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	336 local response_handler = response_type_handlers[response_type];
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	337 if not response_handler then
4258 cc712899becd mod_http_oauth2: Unpack event object to improve readability Kim Alvefur <zash@zash.se> parents: 4257 diff changeset	338 response.headers.content_type = "application/json";
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	339 return oauth_error("unsupported_response_type");
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	340 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	341 return response_handler(params, jid.join(user, module.host));
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	342 end
c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	343
4370 dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	344 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	345 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	346 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	347 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	348 return 401;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	349 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	350 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	351 return 400;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	352 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	353 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	354 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	355 return 401;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	356 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	357
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	358 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	359 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	360 return 400;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	361 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	362 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	363 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	364 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	365 return 500;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	366 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	367 return 200;
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	368 end
dee6b5098278 mod_http_oauth2: Add endpoint to revoke a key (RFC 7009 kinda) Matthew Wild <mwild1@gmail.com> parents: 4340 diff changeset	369
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	370 local registration_schema = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	371 type = "object";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	372 required = { "client_name"; "redirect_uris" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	373 properties = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	374 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	375 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	376 grant_types = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	377 items = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	378 enum = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	379 "authorization_code";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	380 "implicit";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	381 "password";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	382 "client_credentials";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	383 "refresh_token";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	384 "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	385 "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	386 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	387 type = "string";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	388 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	389 type = "array";
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	390 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	391 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	392 client_name = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	393 client_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	394 logo_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	395 scope = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	396 contacts = { items = { type = "string" }; type = "array" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	397 tos_uri = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	398 policy_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	399 jwks_uri = { type = "string"; format = "uri" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	400 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	401 software_id = { type = "string"; format = "uuid" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	402 software_version = { type = "string" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	403 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	404 }
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	405
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	406 local function handle_register_request(event)
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	407 local request = event.request;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	408 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	409
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	410 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	411 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	412 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	413
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	414 -- 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	415 client_metadata.nonce = uuid.generate();
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	416
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	417 -- Do we want to keep everything?
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	418 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	419 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	420
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	421 local client_desc = {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	422 client_id = client_id;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	423 client_secret = client_secret;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	424 client_id_issued_at = os.time();
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	425 client_secret_expires_at = 0;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	426 }
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	427
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	428 return {
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	429 status_code = 201;
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	430 headers = { content_type = "application/json" };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	431 body = json.encode(client_desc);
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	432 };
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	433 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	434
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	435 if not registration_key then
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	436 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	437 handle_authorization_request = nil
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	438 handle_register_request = nil
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	439 end
2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	440
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	441 module:depends("http");
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	442 module:provides("http", {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	443 route = {
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	444 ["POST /token"] = handle_token_grant;
4256 c4b9d4ba839b mod_http_oauth2: Authorization code flow Kim Alvefur <zash@zash.se> parents: 4237 diff changeset	445 ["GET /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	446 ["POST /revoke"] = handle_revocation_request;
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	447 ["POST /register"] = handle_register_request;
3903 cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	448 };
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	449 });
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	450
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	451 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	452
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	453 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	454 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	455 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	456 return;
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	457 end
cfeb93b80621 mod_http_oauth2: OAuth2 API (work in progress for developers only) Matthew Wild <mwild1@gmail.com> parents: diff changeset	458 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	459 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	460 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	461 end, 5);
5189 4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	462
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	463 -- OIDC Discovery
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	464
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	465 module:provides("http", {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	466 name = "oauth2-discovery";
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	467 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	468 route = {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	469 ["GET"] = {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	470 headers = { content_type = "application/json" };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	471 body = json.encode {
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	472 issuer = module:http_url(nil, "/");
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	473 authorization_endpoint = module:http_url() .. "/authorize";
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	474 token_endpoint = module:http_url() .. "/token";
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	475 jwks_uri = nil; -- TODO?
5193 2bb29ece216b mod_http_oauth2: Implement stateless dynamic client registration Kim Alvefur <zash@zash.se> parents: 5192 diff changeset	476 registration_endpoint = module:http_url() .. "/register";
5189 4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	477 scopes_supported = { "prosody:restricted"; "prosody:user"; "prosody:admin"; "prosody:operator" };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	478 response_types_supported = { "code"; "token" };
5192 03aa9baa9ac3 mod_http_oauth2: Add support for 'iss' authz response parameter (RFC 9207) Matthew Wild <mwild1@gmail.com> parents: 5191 diff changeset	479 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	480 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	481 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	482 };
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	483 });
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	484
4ee8eb1134a8 mod_http_oauth2: Add OIDC discovery endpoint (thanks Zash) Matthew Wild <mwild1@gmail.com> parents: 5188 diff changeset	485 module:shared("tokenauth/oauthbearer_config").oidc_discovery_url = module:http_url("oauth2-discovery", "/.well-known/oauth-authorization-server");

prosody-modules

25041e15994e

mod_http_oauth2/mod_http_oauth2.lua

Software / code / prosody-modules

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mod_http_oauth2/mod_http_oauth2.lua @ 5194:25041e15994e

Software `/` code `/` prosody-modules