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/**
* Copyright (C) 2023-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#include "mongo/crypto/jwks_fetcher_impl.h"
#include "mongo/bson/json.h"
#include "mongo/db/auth/oauth_discovery_factory.h"
#include "mongo/db/commands/test_commands_enabled.h"
#include "mongo/util/net/http_client.h"
namespace mongo::crypto {
JWKSet JWKSFetcherImpl::fetch() {
try {
auto makeHTTPClient = []() {
auto httpClient = HttpClient::createWithoutConnectionPool();
httpClient->setHeaders({"Accept: */*"});
httpClient->allowInsecureHTTP(getTestCommandsEnabled());
return httpClient;
};
OAuthDiscoveryFactory discoveryFactory(makeHTTPClient());
auto metadata = discoveryFactory.acquire(_issuer);
auto jwksUri = metadata.getJwksUri();
uassert(ErrorCodes::BadValue, "JWKS not provided by issuer metadata", jwksUri.has_value());
auto getJWKs = makeHTTPClient()->get(*jwksUri);
ConstDataRange cdr = getJWKs.getCursor();
StringData str;
cdr.readInto<StringData>(&str);
return JWKSet::parseOwned(IDLParserContext("JWKSet"), fromjson(str));
} catch (DBException& ex) {
ex.addContext(str::stream() << "Failed loading keys from " << _issuer);
throw;
}
}
} // namespace mongo::crypto
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