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/**
* Copyright (C) 2018-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/platform/basic.h"
#include "mongo/db/auth/auth_op_observer.h"
#include "mongo/db/audit.h"
#include "mongo/db/auth/authorization_manager.h"
#include "mongo/db/catalog/collection_options.h"
#include "mongo/db/op_observer/op_observer_util.h"
#include "mongo/db/operation_context.h"
#include "mongo/db/repl/oplog_entry.h"
namespace mongo {
namespace {
const auto documentIdDecoration = OperationContext::declareDecoration<BSONObj>();
} // namespace
AuthOpObserver::AuthOpObserver() = default;
AuthOpObserver::~AuthOpObserver() = default;
void AuthOpObserver::onInserts(OperationContext* opCtx,
const CollectionPtr& coll,
std::vector<InsertStatement>::const_iterator first,
std::vector<InsertStatement>::const_iterator last,
std::vector<bool> fromMigrate,
bool defaultFromMigrate) {
for (auto it = first; it != last; it++) {
audit::logInsertOperation(opCtx->getClient(), coll->ns(), it->doc);
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "i", coll->ns(), it->doc, nullptr);
}
}
void AuthOpObserver::onUpdate(OperationContext* opCtx, const OplogUpdateEntryArgs& args) {
if (args.updateArgs->update.isEmpty()) {
return;
}
audit::logUpdateOperation(opCtx->getClient(), args.coll->ns(), args.updateArgs->updatedDoc);
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "u", args.coll->ns(), args.updateArgs->update, &args.updateArgs->criteria);
}
void AuthOpObserver::aboutToDelete(OperationContext* opCtx,
const CollectionPtr& coll,
BSONObj const& doc) {
audit::logRemoveOperation(opCtx->getClient(), coll->ns(), doc);
// Extract the _id field from the document. If it does not have an _id, use the
// document itself as the _id.
documentIdDecoration(opCtx) = doc["_id"] ? doc["_id"].wrap() : doc;
}
void AuthOpObserver::onDelete(OperationContext* opCtx,
const CollectionPtr& coll,
StmtId stmtId,
const OplogDeleteEntryArgs& args) {
auto& documentId = documentIdDecoration(opCtx);
invariant(!documentId.isEmpty());
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "d", coll->ns(), documentId, nullptr);
}
void AuthOpObserver::onCreateCollection(OperationContext* opCtx,
const CollectionPtr& coll,
const NamespaceString& collectionName,
const CollectionOptions& options,
const BSONObj& idIndex,
const OplogSlot& createOpTime,
bool fromMigrate) {
const auto cmdNss = collectionName.getCommandNS();
const auto cmdObj =
repl::MutableOplogEntry::makeCreateCollCmdObj(collectionName, options, idIndex);
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, cmdObj, nullptr);
}
void AuthOpObserver::onCollMod(OperationContext* opCtx,
const NamespaceString& nss,
const UUID& uuid,
const BSONObj& collModCmd,
const CollectionOptions& oldCollOptions,
boost::optional<IndexCollModInfo> indexInfo) {
const auto cmdNss = nss.getCommandNS();
// Create the 'o' field object.
const auto cmdObj = repl::makeCollModCmdObj(collModCmd, oldCollOptions, indexInfo);
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, cmdObj, nullptr);
}
void AuthOpObserver::onDropDatabase(OperationContext* opCtx, const DatabaseName& dbName) {
const NamespaceString cmdNss(NamespaceString::makeCommandNamespace(dbName));
const auto cmdObj = BSON("dropDatabase" << 1);
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, cmdObj, nullptr);
}
repl::OpTime AuthOpObserver::onDropCollection(OperationContext* opCtx,
const NamespaceString& collectionName,
const UUID& uuid,
std::uint64_t numRecords,
const CollectionDropType dropType) {
const auto cmdNss = collectionName.getCommandNS();
const auto cmdObj = BSON("drop" << collectionName.coll());
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, cmdObj, nullptr);
return {};
}
void AuthOpObserver::onDropIndex(OperationContext* opCtx,
const NamespaceString& nss,
const UUID& uuid,
const std::string& indexName,
const BSONObj& indexInfo) {
const auto cmdNss = nss.getCommandNS();
const auto cmdObj = BSON("dropIndexes" << nss.coll() << "index" << indexName);
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, cmdObj, &indexInfo);
}
void AuthOpObserver::postRenameCollection(OperationContext* const opCtx,
const NamespaceString& fromCollection,
const NamespaceString& toCollection,
const UUID& uuid,
const boost::optional<UUID>& dropTargetUUID,
bool stayTemp) {
const auto cmdNss = fromCollection.getCommandNS();
BSONObjBuilder builder;
builder.append("renameCollection", fromCollection.ns());
builder.append("to", toCollection.ns());
builder.append("stayTemp", stayTemp);
if (dropTargetUUID) {
dropTargetUUID->appendToBuilder(&builder, "dropTarget");
}
const auto cmdObj = builder.done();
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, cmdObj, nullptr);
}
void AuthOpObserver::onRenameCollection(OperationContext* const opCtx,
const NamespaceString& fromCollection,
const NamespaceString& toCollection,
const UUID& uuid,
const boost::optional<UUID>& dropTargetUUID,
std::uint64_t numRecords,
bool stayTemp) {
postRenameCollection(opCtx, fromCollection, toCollection, uuid, dropTargetUUID, stayTemp);
}
void AuthOpObserver::onImportCollection(OperationContext* opCtx,
const UUID& importUUID,
const NamespaceString& nss,
long long numRecords,
long long dataSize,
const BSONObj& catalogEntry,
const BSONObj& storageMetadata,
bool isDryRun) {
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "m", nss, catalogEntry, &storageMetadata);
}
void AuthOpObserver::onApplyOps(OperationContext* opCtx,
const DatabaseName& dbName,
const BSONObj& applyOpCmd) {
const NamespaceString cmdNss(NamespaceString::makeCommandNamespace(dbName));
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, applyOpCmd, nullptr);
}
void AuthOpObserver::onEmptyCapped(OperationContext* opCtx,
const NamespaceString& collectionName,
const UUID& uuid) {
const auto cmdNss = collectionName.getCommandNS();
const auto cmdObj = BSON("emptycapped" << collectionName.coll());
AuthorizationManager::get(opCtx->getServiceContext())
->logOp(opCtx, "c", cmdNss, cmdObj, nullptr);
}
void AuthOpObserver::_onReplicationRollback(OperationContext* opCtx,
const RollbackObserverInfo& rbInfo) {
// Invalidate any in-memory auth data if necessary.
const auto& rollbackNamespaces = rbInfo.rollbackNamespaces;
if (rollbackNamespaces.count(NamespaceString::kServerConfigurationNamespace) == 1 ||
rollbackNamespaces.count(NamespaceString::kAdminUsersNamespace) == 1 ||
rollbackNamespaces.count(NamespaceString::kAdminRolesNamespace) == 1) {
AuthorizationManager::get(opCtx->getServiceContext())->invalidateUserCache(opCtx);
}
}
} // namespace mongo
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