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/**
* Copyright (C) 2017 MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* 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 GNU Affero General 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/platform/basic.h"
#include "mongo/db/keys_collection_document.h"
#include "mongo/base/status.h"
#include "mongo/bson/bsonobjbuilder.h"
#include "mongo/bson/util/bson_extract.h"
#include "mongo/db/logical_time.h"
#include "mongo/db/time_proof_service.h"
namespace mongo {
namespace {
const char kKeyIdFieldName[] = "_id";
const char kPurposeFieldName[] = "purpose";
const char kKeyFieldName[] = "key";
const char kExpiresAtFieldName[] = "expiresAt";
} // namespace
const NamespaceString KeysCollectionDocument::ConfigNS("admin.system.keys");
StatusWith<KeysCollectionDocument> KeysCollectionDocument::fromBSON(const BSONObj& source) {
long long keyId;
Status status = bsonExtractIntegerField(source, kKeyIdFieldName, &keyId);
if (!status.isOK()) {
return status;
}
std::string purpose;
status = bsonExtractStringField(source, kPurposeFieldName, &purpose);
if (!status.isOK()) {
return status;
}
// Extract BinData type signature hash and construct a SHA1Block instance from it.
BSONElement keyElem;
status = bsonExtractTypedField(source, kKeyFieldName, BinData, &keyElem);
if (!status.isOK()) {
return status;
}
int hashLength = 0;
auto rawBinSignature = keyElem.binData(hashLength);
BSONBinData proofBinData(rawBinSignature, hashLength, keyElem.binDataType());
auto keyStatus = SHA1Block::fromBinData(proofBinData);
if (!keyStatus.isOK()) {
return keyStatus.getStatus();
}
Timestamp ts;
status = bsonExtractTimestampField(source, kExpiresAtFieldName, &ts);
if (!status.isOK()) {
return status;
}
return KeysCollectionDocument(
keyId, std::move(purpose), std::move(keyStatus.getValue()), LogicalTime(ts));
}
BSONObj KeysCollectionDocument::toBSON() const {
BSONObjBuilder builder;
builder.append(kKeyIdFieldName, _keyId);
builder.append(kPurposeFieldName, _purpose);
_key.appendAsBinData(builder, kKeyFieldName);
_expiresAt.asTimestamp().append(builder.bb(), kExpiresAtFieldName);
return builder.obj();
}
long long KeysCollectionDocument::getKeyId() const {
return _keyId;
}
const std::string& KeysCollectionDocument::getPurpose() const {
return _purpose;
}
const TimeProofService::Key& KeysCollectionDocument::getKey() const {
return _key;
}
const LogicalTime& KeysCollectionDocument::getExpiresAt() const {
return _expiresAt;
}
} // namespace mongo
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