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API: Support OAuth client credentials

This commit is contained in:
Michael 2021-05-14 06:05:01 +00:00
parent 786b5cf283
commit 0aaaf8d6ef
2 changed files with 19 additions and 14 deletions
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4
doc/API-Mastodon.md
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@ -18,11 +18,11 @@ Supported mobile apps:
- twitlatte - twitlatte
- AndStatus - AndStatus
- Twidere - Twidere
- Subway Tooter
Unsupported mobile apps: Unsupported mobile apps:
- [Subway Tooter](https://github.com/tateisu/SubwayTooter) Uses the wrong grant_type when requesting a token, possibly a problem in the server type detection of the app. See issue https://github.com/tateisu/SubwayTooter/issues/156 - [Mammut](https://github.com/jamiesanson/Mammut) There are problems with the token request, see issue https://github.com/jamiesanson/Mammut/issues/19
- [Mammut](https://github.com/jamiesanson/Mammut) States that the instance doesn't exist. Most likely an issue in the vitality check of the app, see issue https://github.com/jamiesanson/Mammut/issues/19
- [Fedilab](https://framagit.org/tom79/fedilab) Automatically uses the legacy API, see issue: https://framagit.org/tom79/fedilab/-/issues/520 - [Fedilab](https://framagit.org/tom79/fedilab) Automatically uses the legacy API, see issue: https://framagit.org/tom79/fedilab/-/issues/520
## Entities ## Entities

29
src/Module/OAuth/Token.php
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@ -50,12 +50,7 @@ class Token extends BaseApi
} }
} }
if ($grant_type != 'authorization_code') { if (empty($client_id) || empty($client_secret)) {
Logger::warning('Unsupported or missing grant type', ['request' => $_REQUEST]);
DI::mstdnError()->UnprocessableEntity(DI::l10n()->t('Unsupported or missing grant type'));
}
if (empty($client_id) || empty($client_secret) || empty($redirect_uri)) {
Logger::warning('Incomplete request data', ['request' => $_REQUEST]); Logger::warning('Incomplete request data', ['request' => $_REQUEST]);
DI::mstdnError()->UnprocessableEntity(DI::l10n()->t('Incomplete request data')); DI::mstdnError()->UnprocessableEntity(DI::l10n()->t('Incomplete request data'));
} }
@ -65,13 +60,23 @@ class Token extends BaseApi
DI::mstdnError()->UnprocessableEntity(); DI::mstdnError()->UnprocessableEntity();
} }
// For security reasons only allow freshly created tokens if ($grant_type == 'client_credentials') {
$condition = ["`application-id` = ? AND `code` = ? AND `created_at` > UTC_TIMESTAMP() - INTERVAL ? MINUTE", $application['id'], $code, 5]; // the "client_credentials" are used as a token for the application itself.
// see https://aaronparecki.com/oauth-2-simplified/#client-credentials
$token = self::createTokenForUser($application, 0, '');
} elseif ($grant_type == 'authorization_code') {
// For security reasons only allow freshly created tokens
$condition = ["`redirect_uri` = ? AND `id` = ? AND `code` = ? AND `created_at` > UTC_TIMESTAMP() - INTERVAL ? MINUTE",
$redirect_uri, $application['id'], $code, 5];
$token = DBA::selectFirst('application-token', ['access_token', 'created_at'], $condition); $token = DBA::selectFirst('application-view', ['access_token', 'created_at'], $condition);
if (!DBA::isResult($token)) { if (!DBA::isResult($token)) {
Logger::warning('Token not found or outdated', $condition); Logger::warning('Token not found or outdated', $condition);
DI::mstdnError()->Unauthorized(); DI::mstdnError()->Unauthorized();
}
} else {
Logger::warning('Unsupported or missing grant type', ['request' => $_REQUEST]);
DI::mstdnError()->UnprocessableEntity(DI::l10n()->t('Unsupported or missing grant type'));
} }
$object = new \Friendica\Object\Api\Mastodon\Token($token['access_token'], 'Bearer', $application['scopes'], $token['created_at']); $object = new \Friendica\Object\Api\Mastodon\Token($token['access_token'], 'Bearer', $application['scopes'], $token['created_at']);