virtual bool run(const string& dbname, BSONObj& cmdObj, string& errmsg, BSONObjBuilder& result, bool fromRepl) { string fromhost = cmdObj.getStringField("fromhost"); if ( fromhost.empty() ) { /* copy from self */ stringstream ss; ss << "localhost:" << cmdLine.port; fromhost = ss.str(); } string fromdb = cmdObj.getStringField("fromdb"); string todb = cmdObj.getStringField("todb"); if ( fromhost.empty() || todb.empty() || fromdb.empty() ) { errmsg = "parms missing - {copydb: 1, fromhost: <hostname>, fromdb: <db>, todb: <db>}"; return false; } Cloner c; string username = cmdObj.getStringField( "username" ); string nonce = cmdObj.getStringField( "nonce" ); string key = cmdObj.getStringField( "key" ); if ( !username.empty() && !nonce.empty() && !key.empty() ) { uassert( 13008, "must call copydbgetnonce first", authConn_.get() ); BSONObj ret; { dbtemprelease t; if ( !authConn_->runCommand( fromdb, BSON( "authenticate" << 1 << "user" << username << "nonce" << nonce << "key" << key ), ret ) ) { errmsg = "unable to login " + string( ret ); return false; } } c.setConnection( authConn_.release() ); } Client::Context ctx(todb); bool res = c.go(fromhost.c_str(), errmsg, fromdb, /*logForReplication=*/!fromRepl, /*slaveok*/false, /*replauth*/false, /*snapshot*/true); return res; }
virtual bool run(OperationContext* txn, const string& dbname, BSONObj& cmdObj, int, string& errmsg, BSONObjBuilder& result) { boost::optional<DisableDocumentValidation> maybeDisableValidation; if (shouldBypassDocumentValidationForCommand(cmdObj)) maybeDisableValidation.emplace(txn); string fromhost = cmdObj.getStringField("from"); if (fromhost.empty()) { errmsg = "missing 'from' parameter"; return false; } { HostAndPort h(fromhost); if (repl::isSelf(h)) { errmsg = "can't cloneCollection from self"; return false; } } string collection = parseNs(dbname, cmdObj); Status allowedWriteStatus = userAllowedWriteNS(dbname, collection); if (!allowedWriteStatus.isOK()) { return appendCommandStatus(result, allowedWriteStatus); } BSONObj query = cmdObj.getObjectField("query"); if (query.isEmpty()) query = BSONObj(); BSONElement copyIndexesSpec = cmdObj.getField("copyindexes"); bool copyIndexes = copyIndexesSpec.isBoolean() ? copyIndexesSpec.boolean() : true; log() << "cloneCollection. db:" << dbname << " collection:" << collection << " from: " << fromhost << " query: " << query << " " << (copyIndexes ? "" : ", not copying indexes") << endl; Cloner cloner; unique_ptr<DBClientConnection> myconn; myconn.reset(new DBClientConnection()); if (!myconn->connect(HostAndPort(fromhost), errmsg)) return false; cloner.setConnection(myconn.release()); return cloner.copyCollection( txn, collection, query, errmsg, true, true /* interruptable */, copyIndexes); }
void RollbackSourceImpl::copyCollectionFromRemote(OperationContext* opCtx, const NamespaceString& nss) const { std::string errmsg; std::unique_ptr<DBClientConnection> tmpConn(new DBClientConnection()); uassert(15908, errmsg, tmpConn->connect(_source, StringData(), errmsg) && replAuthenticate(tmpConn.get())); // cloner owns _conn in unique_ptr Cloner cloner; cloner.setConnection(tmpConn.release()); uassert(15909, str::stream() << "replSet rollback error resyncing collection " << nss.ns() << ' ' << errmsg, cloner.copyCollection(opCtx, nss.ns(), BSONObj(), errmsg, true)); }
virtual bool run(OperationContext* txn, const string& dbname, BSONObj& cmdObj, int, string& errmsg, BSONObjBuilder& result, bool fromRepl) { string fromhost = cmdObj.getStringField("from"); if ( fromhost.empty() ) { errmsg = "missing 'from' parameter"; return false; } { HostAndPort h(fromhost); if (repl::isSelf(h)) { errmsg = "can't cloneCollection from self"; return false; } } string collection = parseNs(dbname, cmdObj); if ( collection.empty() ) { errmsg = "bad 'cloneCollection' value"; return false; } BSONObj query = cmdObj.getObjectField("query"); if ( query.isEmpty() ) query = BSONObj(); BSONElement copyIndexesSpec = cmdObj.getField("copyindexes"); bool copyIndexes = copyIndexesSpec.isBoolean() ? copyIndexesSpec.boolean() : true; log() << "cloneCollection. db:" << dbname << " collection:" << collection << " from: " << fromhost << " query: " << query << " " << ( copyIndexes ? "" : ", not copying indexes" ) << endl; Cloner cloner; auto_ptr<DBClientConnection> myconn; myconn.reset( new DBClientConnection() ); if ( ! myconn->connect( fromhost , errmsg ) ) return false; cloner.setConnection( myconn.release() ); return cloner.copyCollection(txn, collection, query, errmsg, true, false, copyIndexes); }
void RollbackSourceImpl::copyCollectionFromRemote(OperationContext* opCtx, const NamespaceString& nss) const { std::string errmsg; auto tmpConn = stdx::make_unique<DBClientConnection>(); uassert(15908, errmsg, tmpConn->connect(_source, StringData(), errmsg) && replAuthenticate(tmpConn.get())); // cloner owns _conn in unique_ptr Cloner cloner; cloner.setConnection(std::move(tmpConn)); uassert(15909, str::stream() << "replSet rollback error resyncing collection " << nss.ns() << ' ' << errmsg, cloner.copyCollection( opCtx, nss.ns(), BSONObj(), errmsg, true, CollectionOptions::parseForStorage)); }
virtual bool run(OperationContext* txn, const string& dbname, BSONObj& cmdObj, int, string& errmsg, BSONObjBuilder& result, bool fromRepl) { string fromhost = cmdObj.getStringField("fromhost"); bool fromSelf = fromhost.empty(); if ( fromSelf ) { /* copy from self */ stringstream ss; ss << "localhost:" << serverGlobalParams.port; fromhost = ss.str(); } CloneOptions cloneOptions; cloneOptions.fromDB = cmdObj.getStringField("fromdb"); cloneOptions.logForRepl = !fromRepl; cloneOptions.slaveOk = cmdObj["slaveOk"].trueValue(); cloneOptions.useReplAuth = false; cloneOptions.snapshot = true; cloneOptions.mayYield = true; cloneOptions.mayBeInterrupted = false; string todb = cmdObj.getStringField("todb"); if ( fromhost.empty() || todb.empty() || cloneOptions.fromDB.empty() ) { errmsg = "params missing - {copydb: 1, fromhost: <connection string>, " "fromdb: <db>, todb: <db>}"; return false; } if ( !NamespaceString::validDBName( todb ) ) { errmsg = "invalid todb name: " + todb; return false; } Cloner cloner; // Get MONGODB-CR parameters string username = cmdObj.getStringField( "username" ); string nonce = cmdObj.getStringField( "nonce" ); string key = cmdObj.getStringField( "key" ); if ( !username.empty() && !nonce.empty() && !key.empty() ) { uassert( 13008, "must call copydbgetnonce first", authConn_.get() ); BSONObj ret; { if ( !authConn_->runCommand( cloneOptions.fromDB, BSON( "authenticate" << 1 << "user" << username << "nonce" << nonce << "key" << key ), ret ) ) { errmsg = "unable to login " + ret.toString(); return false; } } cloner.setConnection( authConn_.release() ); } else if (cmdObj.hasField(saslCommandConversationIdFieldName) && cmdObj.hasField(saslCommandPayloadFieldName)) { uassert( 25487, "must call copydbsaslstart first", authConn_.get() ); BSONObj ret; if ( !authConn_->runCommand( cloneOptions.fromDB, BSON( "saslContinue" << 1 << cmdObj[saslCommandConversationIdFieldName] << cmdObj[saslCommandPayloadFieldName] ), ret ) ) { errmsg = "unable to login " + ret.toString(); return false; } if (!ret["done"].Bool()) { result.appendElements( ret ); return true; } result.append("done", true); cloner.setConnection( authConn_.release() ); } else if (!fromSelf) { // If fromSelf leave the cloner's conn empty, it will use a DBDirectClient instead. ConnectionString cs = ConnectionString::parse(fromhost, errmsg); if (!cs.isValid()) { return false; } DBClientBase* conn = cs.connect(errmsg); if (!conn) { return false; } cloner.setConnection(conn); } if (fromSelf) { // SERVER-4328 todo lock just the two db's not everything for the fromself case Lock::GlobalWrite lk(txn->lockState()); return cloner.go(txn, todb, fromhost, cloneOptions, NULL, errmsg); } Lock::DBLock lk (txn->lockState(), todb, MODE_X); return cloner.go(txn, todb, fromhost, cloneOptions, NULL, errmsg); }
virtual bool run(OperationContext* txn, const string& dbname, BSONObj& cmdObj, int, string& errmsg, BSONObjBuilder& result, bool fromRepl) { string fromhost = cmdObj.getStringField("fromhost"); bool fromSelf = fromhost.empty(); if ( fromSelf ) { /* copy from self */ stringstream ss; ss << "localhost:" << serverGlobalParams.port; fromhost = ss.str(); } CloneOptions cloneOptions; cloneOptions.fromDB = cmdObj.getStringField("fromdb"); cloneOptions.logForRepl = !fromRepl; cloneOptions.slaveOk = cmdObj["slaveOk"].trueValue(); cloneOptions.useReplAuth = false; cloneOptions.snapshot = true; cloneOptions.mayYield = true; cloneOptions.mayBeInterrupted = false; string todb = cmdObj.getStringField("todb"); if ( fromhost.empty() || todb.empty() || cloneOptions.fromDB.empty() ) { errmsg = "parms missing - {copydb: 1, fromhost: <connection string>, " "fromdb: <db>, todb: <db>}"; return false; } Cloner cloner; string username = cmdObj.getStringField( "username" ); string nonce = cmdObj.getStringField( "nonce" ); string key = cmdObj.getStringField( "key" ); if ( !username.empty() && !nonce.empty() && !key.empty() ) { uassert( 13008, "must call copydbgetnonce first", authConn_.get() ); BSONObj ret; { if ( !authConn_->runCommand( cloneOptions.fromDB, BSON( "authenticate" << 1 << "user" << username << "nonce" << nonce << "key" << key ), ret ) ) { errmsg = "unable to login " + ret.toString(); return false; } } cloner.setConnection( authConn_.release() ); } else if (!fromSelf) { // If fromSelf leave the cloner's conn empty, it will use a DBDirectClient instead. ConnectionString cs = ConnectionString::parse(fromhost, errmsg); if (!cs.isValid()) { return false; } DBClientBase* conn = cs.connect(errmsg); if (!conn) { return false; } cloner.setConnection(conn); } // SERVER-4328 todo lock just the two db's not everything for the fromself case scoped_ptr<Lock::ScopedLock> lk( fromSelf ? static_cast<Lock::ScopedLock*>(new Lock::GlobalWrite(txn->lockState())) : static_cast<Lock::ScopedLock*>(new Lock::DBWrite(txn->lockState(), todb))); WriteUnitOfWork wunit(txn); if (!cloner.go(txn, todb, fromhost, cloneOptions, NULL, errmsg )) { return false; } wunit.commit(); return true; }