void
TCP_Transporter::setSocketOptions(){
int sockOptKeepAlive = 1;
if (setsockopt(theSocket, SOL_SOCKET, SO_RCVBUF,
(char*)&sockOptRcvBufSize, sizeof(sockOptRcvBufSize)) < 0) {
#ifdef DEBUG_TRANSPORTER
g_eventLogger.error("The setsockopt SO_RCVBUF error code = %d", InetErrno);
#endif
}//if
if (setsockopt(theSocket, SOL_SOCKET, SO_SNDBUF,
(char*)&sockOptSndBufSize, sizeof(sockOptSndBufSize)) < 0) {
#ifdef DEBUG_TRANSPORTER
g_eventLogger.error("The setsockopt SO_SNDBUF error code = %d", InetErrno);
#endif
}//if
if (setsockopt(theSocket, SOL_SOCKET, SO_KEEPALIVE,
(char*)&sockOptKeepAlive, sizeof(sockOptKeepAlive)) < 0) {
ndbout_c("The setsockopt SO_KEEPALIVE error code = %d", InetErrno);
}//if
//-----------------------------------------------
// Set the TCP_NODELAY option so also small packets are sent
// as soon as possible
//-----------------------------------------------
if (setsockopt(theSocket, IPPROTO_TCP, TCP_NODELAY,
(char*)&sockOptNodelay, sizeof(sockOptNodelay)) < 0) {
#ifdef DEBUG_TRANSPORTER
g_eventLogger.error("The setsockopt TCP_NODELAY error code = %d", InetErrno);
#endif
}//if
}
int
TCP_Transporter::doReceive() {
// Select-function must return the socket for read
// before this method is called
// It reads the external TCP/IP interface once
Uint32 size = receiveBuffer.sizeOfBuffer - receiveBuffer.sizeOfData;
if(size > 0){
const int nBytesRead = recv(theSocket,
receiveBuffer.insertPtr,
size < maxReceiveSize ? size : maxReceiveSize,
0);
if (nBytesRead > 0) {
receiveBuffer.sizeOfData += nBytesRead;
receiveBuffer.insertPtr += nBytesRead;
if(receiveBuffer.sizeOfData > receiveBuffer.sizeOfBuffer){
#ifdef DEBUG_TRANSPORTER
g_eventLogger.error("receiveBuffer.sizeOfData(%d) > receiveBuffer.sizeOfBuffer(%d)",
receiveBuffer.sizeOfData, receiveBuffer.sizeOfBuffer);
g_eventLogger.error("nBytesRead = %d", nBytesRead);
#endif
g_eventLogger.error("receiveBuffer.sizeOfData(%d) > receiveBuffer.sizeOfBuffer(%d)",
receiveBuffer.sizeOfData, receiveBuffer.sizeOfBuffer);
report_error(TE_INVALID_MESSAGE_LENGTH);
return 0;
}
receiveCount ++;
receiveSize += nBytesRead;
if(receiveCount == reportFreq){
reportReceiveLen(get_callback_obj(), remoteNodeId, receiveCount, receiveSize);
receiveCount = 0;
receiveSize = 0;
}
return nBytesRead;
} else {
#if defined DEBUG_TRANSPORTER
g_eventLogger.error("Receive Failure(disconnect==%d) to node = %d nBytesSent = %d "
"errno = %d strerror = %s",
DISCONNECT_ERRNO(InetErrno, nBytesRead),
remoteNodeId, nBytesRead, InetErrno,
(char*)ndbstrerror(InetErrno));
#endif
if(DISCONNECT_ERRNO(InetErrno, nBytesRead)){
// The remote node has closed down
doDisconnect();
report_disconnect(InetErrno);
}
}
return nBytesRead;
} else {
return 0;
}
}
void Cmvmi::execSTTOR(Signal* signal)
{
Uint32 theStartPhase = signal->theData[1];
jamEntry();
if (theStartPhase == 1){
jam();
if(m_ctx.m_config.lockPagesInMainMemory() == 1)
{
int res = NdbMem_MemLockAll(0);
if(res != 0){
g_eventLogger.warning("Failed to memlock pages");
warningEvent("Failed to memlock pages");
}
}
sendSTTORRY(signal);
return;
} else if (theStartPhase == 3) {
jam();
globalData.activateSendPacked = 1;
sendSTTORRY(signal);
} else if (theStartPhase == 8){
/*---------------------------------------------------*/
/* Open com to API + REP nodes */
/*---------------------------------------------------*/
signal->theData[0] = 0; // no answer
signal->theData[1] = 0; // no id
signal->theData[2] = NodeInfo::API;
execOPEN_COMREQ(signal);
globalData.theStartLevel = NodeState::SL_STARTED;
sendSTTORRY(signal);
}
}
void
TransporterRegistry::startReceiving()
{
DBUG_ENTER("TransporterRegistry::startReceiving");
#ifdef NDB_SHM_TRANSPORTER
m_shm_own_pid = getpid();
if (g_ndb_shm_signum)
{
DBUG_PRINT("info",("Install signal handler for signum %d",
g_ndb_shm_signum));
struct sigaction sa;
NdbThread_set_shm_sigmask(FALSE);
sigemptyset(&sa.sa_mask);
sa.sa_handler = shm_sig_handler;
sa.sa_flags = 0;
int ret;
while((ret = sigaction(g_ndb_shm_signum, &sa, 0)) == -1 && errno == EINTR);
if(ret != 0)
{
DBUG_PRINT("error",("Install failed"));
g_eventLogger.error("Failed to install signal handler for"
" SHM transporter, signum %d, errno: %d (%s)",
g_ndb_shm_signum, errno, strerror(errno));
}
}
#endif // NDB_SHM_TRANSPORTER
DBUG_VOID_RETURN;
}
bool
TransporterRegistry::start_service(SocketServer& socket_server)
{
DBUG_ENTER("TransporterRegistry::start_service");
if (m_transporter_interface.size() > 0 && !nodeIdSpecified)
{
g_eventLogger.error("TransporterRegistry::startReceiving: localNodeId not specified");
DBUG_RETURN(false);
}
for (unsigned i= 0; i < m_transporter_interface.size(); i++)
{
Transporter_interface &t= m_transporter_interface[i];
unsigned short port= (unsigned short)t.m_s_service_port;
if(t.m_s_service_port<0)
port= -t.m_s_service_port; // is a dynamic port
TransporterService *transporter_service =
new TransporterService(new SocketAuthSimple("ndbd", "ndbd passwd"));
if(!socket_server.setup(transporter_service,
&port, t.m_interface))
{
DBUG_PRINT("info", ("Trying new port"));
port= 0;
if(t.m_s_service_port>0
|| !socket_server.setup(transporter_service,
&port, t.m_interface))
{
/*
* If it wasn't a dynamically allocated port, or
* our attempts at getting a new dynamic port failed
*/
g_eventLogger.error("Unable to setup transporter service port: %s:%d!\n"
"Please check if the port is already used,\n"
"(perhaps the node is already running)",
t.m_interface ? t.m_interface : "*", t.m_s_service_port);
delete transporter_service;
DBUG_RETURN(false);
}
}
t.m_s_service_port= (t.m_s_service_port<=0)?-port:port; // -`ve if dynamic
DBUG_PRINT("info", ("t.m_s_service_port = %d",t.m_s_service_port));
transporter_service->setTransporterRegistry(this);
}
DBUG_RETURN(true);
}
bool
TCP_Transporter::setSocketNonBlocking(NDB_SOCKET_TYPE socket){
int flags;
flags = fcntl(socket, F_GETFL, 0);
if (flags < 0) {
#ifdef DEBUG_TRANSPORTER
g_eventLogger.error("Set non-blocking server error1: %s", strerror(InetErrno));
#endif
}//if
flags |= NDB_NONBLOCK;
if (fcntl(socket, F_SETFL, flags) == -1) {
#ifdef DEBUG_TRANSPORTER
g_eventLogger.error("Set non-blocking server error2: %s", strerror(InetErrno));
#endif
}//if
return true;
}
Uint32
TransporterRegistry::poll_TCP(Uint32 timeOutMillis)
{
bool hasdata = false;
if (false && nTCPTransporters == 0)
{
tcpReadSelectReply = 0;
return 0;
}
NDB_SOCKET_TYPE maxSocketValue = -1;
// Needed for TCP/IP connections
// The read- and writeset are used by select
FD_ZERO(&tcpReadset);
// Prepare for sending and receiving
for (int i = 0; i < nTCPTransporters; i++) {
TCP_Transporter * t = theTCPTransporters[i];
// If the transporter is connected
NodeId nodeId = t->getRemoteNodeId();
if (is_connected(nodeId) && t->isConnected()) {
const NDB_SOCKET_TYPE socket = t->getSocket();
// Find the highest socket value. It will be used by select
if (socket > maxSocketValue)
maxSocketValue = socket;
// Put the connected transporters in the socket read-set
FD_SET(socket, &tcpReadset);
}
hasdata |= t->hasReceiveData();
}
timeOutMillis = hasdata ? 0 : timeOutMillis;
struct timeval timeout;
timeout.tv_sec = timeOutMillis / 1000;
timeout.tv_usec = (timeOutMillis % 1000) * 1000;
// The highest socket value plus one
maxSocketValue++;
tcpReadSelectReply = select(maxSocketValue, &tcpReadset, 0, 0, &timeout);
if(false && tcpReadSelectReply == -1 && errno == EINTR)
g_eventLogger.info("woke-up by signal");
#ifdef NDB_WIN32
if(tcpReadSelectReply == SOCKET_ERROR)
{
NdbSleep_MilliSleep(timeOutMillis);
}
#endif
return tcpReadSelectReply || hasdata;
}
bool
TCP_Transporter::doSend() {
// If no sendbuffers are used nothing is done
// Sends the contents of the SendBuffers until they are empty
// or until select does not select the socket for write.
// Before calling send, the socket must be selected for write
// using "select"
// It writes on the external TCP/IP interface until the send buffer is empty
// and as long as write is possible (test it using select)
// Empty the SendBuffers
bool sent_any = true;
while (m_sendBuffer.dataSize > 0)
{
const char * const sendPtr = m_sendBuffer.sendPtr;
const Uint32 sizeToSend = m_sendBuffer.sendDataSize;
const int nBytesSent = send(theSocket, sendPtr, sizeToSend, 0);
if (nBytesSent > 0)
{
sent_any = true;
m_sendBuffer.bytesSent(nBytesSent);
sendCount ++;
sendSize += nBytesSent;
if(sendCount == reportFreq)
{
reportSendLen(get_callback_obj(), remoteNodeId, sendCount, sendSize);
sendCount = 0;
sendSize = 0;
}
}
else
{
if (nBytesSent < 0 && InetErrno == EAGAIN && sent_any)
break;
// Send failed
#if defined DEBUG_TRANSPORTER
g_eventLogger.error("Send Failure(disconnect==%d) to node = %d nBytesSent = %d "
"errno = %d strerror = %s",
DISCONNECT_ERRNO(InetErrno, nBytesSent),
remoteNodeId, nBytesSent, InetErrno,
(char*)ndbstrerror(InetErrno));
#endif
if(DISCONNECT_ERRNO(InetErrno, nBytesSent)){
doDisconnect();
report_disconnect(InetErrno);
}
return false;
}
}
return true;
}
Ndb_cluster_connection_impl::Ndb_cluster_connection_impl(const char *
connect_string)
: Ndb_cluster_connection(*this),
m_optimized_node_selection(1),
m_name(0)
{
DBUG_ENTER("Ndb_cluster_connection");
DBUG_PRINT("enter",("Ndb_cluster_connection this=0x%lx", (long) this));
g_eventLogger.createConsoleHandler();
g_eventLogger.setCategory("NdbApi");
g_eventLogger.enable(Logger::LL_ON, Logger::LL_ERROR);
m_connect_thread= 0;
m_connect_callback= 0;
if (ndb_global_event_buffer_mutex == NULL)
ndb_global_event_buffer_mutex= NdbMutex_Create();
#ifdef VM_TRACE
if (ndb_print_state_mutex == NULL)
ndb_print_state_mutex= NdbMutex_Create();
#endif
m_config_retriever=
new ConfigRetriever(connect_string, NDB_VERSION, NODE_TYPE_API);
if (m_config_retriever->hasError())
{
printf("Could not connect initialize handle to management server: %s",
m_config_retriever->getErrorString());
delete m_config_retriever;
m_config_retriever= 0;
}
if (m_name)
{
NdbMgmHandle h= m_config_retriever->get_mgmHandle();
ndb_mgm_set_name(h, m_name);
}
m_transporter_facade=
TransporterFacade::theFacadeInstance=
new TransporterFacade();
DBUG_VOID_RETURN;
}
bool TransporterRegistry::connect_client(NdbMgmHandle *h)
{
DBUG_ENTER("TransporterRegistry::connect_client(NdbMgmHandle)");
Uint32 mgm_nodeid= ndb_mgm_get_mgmd_nodeid(*h);
if(!mgm_nodeid)
{
g_eventLogger.error("%s: %d", __FILE__, __LINE__);
return false;
}
Transporter * t = theTransporters[mgm_nodeid];
if (!t)
{
g_eventLogger.error("%s: %d", __FILE__, __LINE__);
return false;
}
DBUG_RETURN(t->connect_client(connect_ndb_mgmd(h)));
}
/**
* Given a connected NdbMgmHandle, turns it into a transporter
* and returns the socket.
*/
NDB_SOCKET_TYPE TransporterRegistry::connect_ndb_mgmd(NdbMgmHandle *h)
{
struct ndb_mgm_reply mgm_reply;
if ( h==NULL || *h == NULL )
{
g_eventLogger.error("%s: %d", __FILE__, __LINE__);
return NDB_INVALID_SOCKET;
}
for(unsigned int i=0;i < m_transporter_interface.size();i++)
if (m_transporter_interface[i].m_s_service_port < 0
&& ndb_mgm_set_connection_int_parameter(*h,
get_localNodeId(),
m_transporter_interface[i].m_remote_nodeId,
CFG_CONNECTION_SERVER_PORT,
m_transporter_interface[i].m_s_service_port,
&mgm_reply) < 0)
{
g_eventLogger.error("Error: %s: %d",
ndb_mgm_get_latest_error_desc(*h),
ndb_mgm_get_latest_error(*h));
g_eventLogger.error("%s: %d", __FILE__, __LINE__);
ndb_mgm_destroy_handle(h);
return NDB_INVALID_SOCKET;
}
/**
* convert_to_transporter also disposes of the handle (i.e. we don't leak
* memory here.
*/
NDB_SOCKET_TYPE sockfd= ndb_mgm_convert_to_transporter(h);
if ( sockfd == NDB_INVALID_SOCKET)
{
g_eventLogger.error("Error: %s: %d",
ndb_mgm_get_latest_error_desc(*h),
ndb_mgm_get_latest_error(*h));
g_eventLogger.error("%s: %d", __FILE__, __LINE__);
ndb_mgm_destroy_handle(h);
}
return sockfd;
}
bool
TCP_Transporter::setSocketNonBlocking(NDB_SOCKET_TYPE socket){
unsigned long ul = 1;
if(ioctlsocket(socket, FIONBIO, &ul))
{
#ifdef DEBUG_TRANSPORTER
g_eventLogger.error("Set non-blocking server error3: %d", InetErrno);
#endif
}//if
return true;
}
void
ErrorReporter::handleError(int messageID,
const char* problemData,
const char* objRef,
NdbShutdownType nst)
{
WriteMessage(messageID, problemData,
objRef, theEmulatedJamIndex, theEmulatedJam);
g_eventLogger.info(problemData);
g_eventLogger.info(objRef);
childReportError(messageID);
if(messageID == NDBD_EXIT_ERROR_INSERT){
NdbShutdown(NST_ErrorInsert);
} else {
if (nst == NST_ErrorHandler)
nst = s_errorHandlerShutdownType;
NdbShutdown(nst);
}
}
void Cmvmi::execEVENT_REP(Signal* signal)
{
//-----------------------------------------------------------------------
// This message is sent to report any types of events in NDB.
// Based on the log level they will be either ignored or
// reported. Currently they are printed, but they will be
// transferred to the management server for further distribution
// to the graphical management interface.
//-----------------------------------------------------------------------
EventReport * const eventReport = (EventReport *)&signal->theData[0];
Ndb_logevent_type eventType = eventReport->getEventType();
Uint32 nodeId= eventReport->getNodeId();
if (nodeId == 0)
{
nodeId= refToNode(signal->getSendersBlockRef());
eventReport->setNodeId(nodeId);
}
jamEntry();
/**
* If entry is not found
*/
Uint32 threshold;
LogLevel::EventCategory eventCategory;
Logger::LoggerLevel severity;
EventLoggerBase::EventTextFunction textF;
if (EventLoggerBase::event_lookup(eventType,eventCategory,threshold,severity,textF))
return;
SubscriberPtr ptr;
for(subscribers.first(ptr); ptr.i != RNIL; subscribers.next(ptr)){
if(ptr.p->logLevel.getLogLevel(eventCategory) < threshold){
continue;
}
sendSignal(ptr.p->blockRef, GSN_EVENT_REP, signal, signal->length(), JBB);
}
if(clogLevel.getLogLevel(eventCategory) < threshold){
return;
}
// Print the event info
g_eventLogger.log(eventReport->getEventType(), signal->theData);
return;
}//execEVENT_REP()
/*****************************************************************************
* ~Ndb();
*
* Remark: Disconnect with the database.
*****************************************************************************/
Ndb::~Ndb()
{
DBUG_ENTER("Ndb::~Ndb()");
DBUG_PRINT("enter",("this: 0x%lx", (long) this));
if (m_sys_tab_0)
getDictionary()->removeTableGlobal(*m_sys_tab_0, 0);
assert(theImpl->m_ev_op == 0); // user should return NdbEventOperation's
for (NdbEventOperationImpl *op= theImpl->m_ev_op; op; op=op->m_next)
{
if (op->m_state == NdbEventOperation::EO_EXECUTING && op->stop())
g_eventLogger.error("stopping NdbEventOperation failed in Ndb destructor");
op->m_magic_number= 0;
}
doDisconnect();
/* Disconnect from transporter to stop signals from coming in */
if (theImpl->m_transporter_facade != NULL && theNdbBlockNumber > 0) {
theImpl->m_transporter_facade->close(theNdbBlockNumber, theFirstTransId);
}
delete theEventBuffer;
releaseTransactionArrays();
delete []theConnectionArray;
if(theCommitAckSignal != NULL) {
delete theCommitAckSignal;
theCommitAckSignal = NULL;
}
delete theImpl;
#ifdef POORMANSPURIFY
#ifdef POORMANSGUI
ndbout << "cnewSignals=" << cnewSignals << endl;
ndbout << "cfreeSignals=" << cfreeSignals << endl;
ndbout << "cgetSignals=" << cgetSignals << endl;
ndbout << "creleaseSignals=" << creleaseSignals << endl;
#endif
// Poor mans purifier
assert(cnewSignals == cfreeSignals);
assert(cgetSignals == creleaseSignals);
#endif
DBUG_VOID_RETURN;
}
void DataCollectorSolver::logQueryStats(const Query &query,
QueryType type, TimeValue start, Solver::Validity validity) {
int result;
TimeValue duration = TimeValue::now() - start;
std::string query_blob;
std::pair<uint64_t, uint64_t> qids = serializer_.Serialize(query, query_blob);
// Query structure
sqlite3_clear_bindings(qinsert_stmt_);
sqlite3_bind_int64(qinsert_stmt_, 1, qids.first);
if (qids.second) {
sqlite3_bind_int64(qinsert_stmt_, 2, qids.second);
}
sqlite3_bind_int64(qinsert_stmt_, 14,
event_logger_->logEvent(g_s2e_state, EVENT_KLEE_QUERY, 1));
sqlite3_bind_int(qinsert_stmt_, 3, query.constraints.head()->depth());
sqlite3_bind_blob(qinsert_stmt_, 4,
query_blob.c_str(), query_blob.size(), NULL);
sqlite3_bind_int(qinsert_stmt_, 5, static_cast<int>(type));
result = sqlite3_step(qinsert_stmt_);
assert(result == SQLITE_DONE);
sqlite3_reset(qinsert_stmt_);
// Query results
sqlite3_bind_int64(rinsert_stmt_, 1, qids.first);
sqlite3_bind_int64(rinsert_stmt_, 2, duration.usec());
if (type == TRUTH || type == VALIDITY) {
sqlite3_bind_int(rinsert_stmt_, 3, static_cast<int>(validity));
}
result = sqlite3_step(rinsert_stmt_);
assert(result == SQLITE_DONE);
sqlite3_reset(rinsert_stmt_);
}
/*
* MAIN
*/
int main(int argc, char** argv)
{
NDB_INIT(argv[0]);
load_defaults("my",load_default_groups,&argc,&argv);
int ho_error;
#ifndef DBUG_OFF
opt_debug= "d:t:O,/tmp/ndb_mgmd.trace";
#endif
if ((ho_error=handle_options(&argc, &argv, my_long_options,
ndb_std_get_one_option)))
exit(ho_error);
start:
glob= new MgmGlobals;
/**
* OSE specific. Enable shared ownership of file system resources.
* This is needed in order to use the cluster log since the events
* from the cluster is written from the 'ndb_receive'(NDBAPI) thread/process.
*/
#if defined NDB_OSE || defined NDB_SOFTOSE
efs_segment_share();
#endif
global_mgmt_server_check = 1;
if (opt_interactive ||
opt_non_interactive ||
g_print_full_config) {
opt_daemon= 0;
}
if (opt_mycnf && opt_config_filename)
{
ndbout_c("Both --mycnf and -f is not supported");
return 0;
}
if (opt_mycnf == 0 && opt_config_filename == 0)
{
struct stat buf;
if (stat("config.ini", &buf) != -1)
opt_config_filename = "config.ini";
}
glob->socketServer = new SocketServer();
MgmApiService * mapi = new MgmApiService();
glob->mgmObject = new MgmtSrvr(glob->socketServer,
opt_config_filename,
opt_connect_str);
if (g_print_full_config)
goto the_end;
if (glob->mgmObject->init())
goto error_end;
my_setwd(NdbConfig_get_path(0), MYF(0));
glob->localNodeId= glob->mgmObject->getOwnNodeId();
if (glob->localNodeId == 0) {
goto error_end;
}
glob->port= glob->mgmObject->getPort();
if (glob->port == 0)
goto error_end;
glob->interface_name = 0;
glob->use_specific_ip = false;
if(!glob->use_specific_ip){
int count= 5; // no of retries for tryBind
while(!glob->socketServer->tryBind(glob->port, glob->interface_name)){
if (--count > 0) {
NdbSleep_MilliSleep(1000);
continue;
}
ndbout_c("Unable to setup port: %s:%d!\n"
"Please check if the port is already used,\n"
"(perhaps a ndb_mgmd is already running),\n"
"and if you are executing on the correct computer",
(glob->interface_name ? glob->interface_name : "*"), glob->port);
goto error_end;
}
free(glob->interface_name);
glob->interface_name = 0;
}
if(!glob->socketServer->setup(mapi, &glob->port, glob->interface_name))
{
ndbout_c("Unable to setup management port: %d!\n"
"Please check if the port is already used,\n"
"(perhaps a ndb_mgmd is already running),\n"
"and if you are executing on the correct computer",
glob->port);
delete mapi;
goto error_end;
}
if(!glob->mgmObject->check_start()){
ndbout_c("Unable to check start management server.");
ndbout_c("Probably caused by illegal initial configuration file.");
goto error_end;
}
if (opt_daemon) {
// Become a daemon
char *lockfile= NdbConfig_PidFileName(glob->localNodeId);
char *logfile= NdbConfig_StdoutFileName(glob->localNodeId);
NdbAutoPtr<char> tmp_aptr1(lockfile), tmp_aptr2(logfile);
if (NdbDaemon_Make(lockfile, logfile, 0) == -1) {
ndbout << "Cannot become daemon: " << NdbDaemon_ErrorText << endl;
return 1;
}
}
#ifndef NDB_WIN32
signal(SIGPIPE, SIG_IGN);
#endif
{
BaseString error_string;
if(!glob->mgmObject->start(error_string)){
ndbout_c("Unable to start management server.");
ndbout_c("Probably caused by illegal initial configuration file.");
ndbout_c(error_string.c_str());
goto error_end;
}
}
//glob->mgmObject->saveConfig();
mapi->setMgm(glob->mgmObject);
char msg[256];
BaseString::snprintf(msg, sizeof(msg),
"NDB Cluster Management Server. %s", NDB_VERSION_STRING);
ndbout_c(msg);
g_eventLogger.info(msg);
BaseString::snprintf(msg, 256, "Id: %d, Command port: %d",
glob->localNodeId, glob->port);
ndbout_c(msg);
g_eventLogger.info(msg);
g_StopServer = false;
g_RestartServer= false;
glob->socketServer->startServer();
#if ! defined NDB_OSE && ! defined NDB_SOFTOSE
if(opt_interactive) {
BaseString con_str;
if(glob->interface_name)
con_str.appfmt("host=%s:%d", glob->interface_name, glob->port);
else
con_str.appfmt("localhost:%d", glob->port);
Ndb_mgmclient com(con_str.c_str(), 1);
while(g_StopServer != true && read_and_execute(&com, "ndb_mgm> ", 1));
} else
#endif
{
while(g_StopServer != true)
NdbSleep_MilliSleep(500);
}
if(g_RestartServer)
g_eventLogger.info("Restarting server...");
else
g_eventLogger.info("Shutting down server...");
glob->socketServer->stopServer();
// We disconnect from the ConfigRetreiver mgmd when we delete glob below
glob->socketServer->stopSessions(true);
g_eventLogger.info("Shutdown complete");
the_end:
delete glob;
if(g_RestartServer)
goto start;
ndb_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
return 0;
error_end:
delete glob;
ndb_end(opt_endinfo ? MY_CHECK_ERROR | MY_GIVE_INFO : 0);
return 1;
}
bool
Transporter::connect_client(NDB_SOCKET_TYPE sockfd) {
if(m_connected)
return true;
if (sockfd == NDB_INVALID_SOCKET)
return false;
DBUG_ENTER("Transporter::connect_client");
DBUG_PRINT("info",("port %d isMgmConnection=%d",m_s_port,isMgmConnection));
SocketOutputStream s_output(sockfd);
SocketInputStream s_input(sockfd);
// send info about own id
// send info about own transporter type
s_output.println("%d %d", localNodeId, m_type);
// get remote id
int nodeId, remote_transporter_type= -1;
char buf[256];
if (s_input.gets(buf, 256) == 0) {
NDB_CLOSE_SOCKET(sockfd);
DBUG_RETURN(false);
}
int r= sscanf(buf, "%d %d", &nodeId, &remote_transporter_type);
switch (r) {
case 2:
break;
case 1:
// we're running version prior to 4.1.9
// ok, but with no checks on transporter configuration compatability
break;
default:
NDB_CLOSE_SOCKET(sockfd);
DBUG_RETURN(false);
}
DBUG_PRINT("info", ("nodeId=%d remote_transporter_type=%d",
nodeId, remote_transporter_type));
if (remote_transporter_type != -1)
{
if (remote_transporter_type != m_type)
{
DBUG_PRINT("error", ("Transporter types mismatch this=%d remote=%d",
m_type, remote_transporter_type));
NDB_CLOSE_SOCKET(sockfd);
g_eventLogger.error("Incompatible configuration: transporter type "
"mismatch with node %d", nodeId);
DBUG_RETURN(false);
}
}
else if (m_type == tt_SHM_TRANSPORTER)
{
g_eventLogger.warning("Unable to verify transporter compatability with node %d", nodeId);
}
{
struct sockaddr_in addr;
SOCKET_SIZE_TYPE addrlen= sizeof(addr);
getpeername(sockfd, (struct sockaddr*)&addr, &addrlen);
m_connect_address= (&addr)->sin_addr;
}
bool res = connect_client_impl(sockfd);
if(res){
m_connected = true;
m_errorCount = 0;
}
DBUG_RETURN(res);
}
Ndb_cluster_connection_impl::Ndb_cluster_connection_impl(const char *
connect_string)
: Ndb_cluster_connection(*this),
m_optimized_node_selection(1),
m_name(0),
m_run_connect_thread(0),
m_event_add_drop_mutex(0),
m_latest_trans_gci(0)
{
DBUG_ENTER("Ndb_cluster_connection");
DBUG_PRINT("enter",("Ndb_cluster_connection this=0x%lx", (long) this));
if (!m_event_add_drop_mutex)
m_event_add_drop_mutex= NdbMutex_Create();
g_eventLogger.createConsoleHandler();
g_eventLogger.setCategory("NdbApi");
g_eventLogger.enable(Logger::LL_ON, Logger::LL_ERROR);
m_connect_thread= 0;
m_connect_callback= 0;
#ifdef VM_TRACE
if (ndb_print_state_mutex == NULL)
ndb_print_state_mutex= NdbMutex_Create();
#endif
m_config_retriever=
new ConfigRetriever(connect_string, NDB_VERSION, NODE_TYPE_API);
if (m_config_retriever->hasError())
{
printf("Could not initialize handle to management server: %s\n",
m_config_retriever->getErrorString());
delete m_config_retriever;
m_config_retriever= 0;
}
if (m_name)
{
NdbMgmHandle h= m_config_retriever->get_mgmHandle();
ndb_mgm_set_name(h, m_name);
}
m_transporter_facade= new TransporterFacade();
NdbMutex_Lock(g_ndb_connection_mutex);
if(g_ndb_connection_count++ == 0){
NdbDictionary::Column::FRAGMENT=
NdbColumnImpl::create_pseudo("NDB$FRAGMENT");
NdbDictionary::Column::FRAGMENT_FIXED_MEMORY=
NdbColumnImpl::create_pseudo("NDB$FRAGMENT_FIXED_MEMORY");
NdbDictionary::Column::FRAGMENT_VARSIZED_MEMORY=
NdbColumnImpl::create_pseudo("NDB$FRAGMENT_VARSIZED_MEMORY");
NdbDictionary::Column::ROW_COUNT=
NdbColumnImpl::create_pseudo("NDB$ROW_COUNT");
NdbDictionary::Column::COMMIT_COUNT=
NdbColumnImpl::create_pseudo("NDB$COMMIT_COUNT");
NdbDictionary::Column::ROW_SIZE=
NdbColumnImpl::create_pseudo("NDB$ROW_SIZE");
NdbDictionary::Column::RANGE_NO=
NdbColumnImpl::create_pseudo("NDB$RANGE_NO");
NdbDictionary::Column::DISK_REF=
NdbColumnImpl::create_pseudo("NDB$DISK_REF");
NdbDictionary::Column::RECORDS_IN_RANGE=
NdbColumnImpl::create_pseudo("NDB$RECORDS_IN_RANGE");
NdbDictionary::Column::ROWID=
NdbColumnImpl::create_pseudo("NDB$ROWID");
NdbDictionary::Column::ROW_GCI=
NdbColumnImpl::create_pseudo("NDB$ROW_GCI");
NdbDictionary::Column::ANY_VALUE=
NdbColumnImpl::create_pseudo("NDB$ANY_VALUE");
NdbDictionary::Column::COPY_ROWID=
NdbColumnImpl::create_pseudo("NDB$COPY_ROWID");
}
NdbMutex_Unlock(g_ndb_connection_mutex);
DBUG_VOID_RETURN;
}
bool
TransporterRegistry::connect_server(NDB_SOCKET_TYPE sockfd)
{
DBUG_ENTER("TransporterRegistry::connect_server");
// read node id from client
// read transporter type
int nodeId, remote_transporter_type= -1;
SocketInputStream s_input(sockfd);
char buf[256];
if (s_input.gets(buf, 256) == 0) {
DBUG_PRINT("error", ("Could not get node id from client"));
DBUG_RETURN(false);
}
int r= sscanf(buf, "%d %d", &nodeId, &remote_transporter_type);
switch (r) {
case 2:
break;
case 1:
// we're running version prior to 4.1.9
// ok, but with no checks on transporter configuration compatability
break;
default:
DBUG_PRINT("error", ("Error in node id from client"));
DBUG_RETURN(false);
}
DBUG_PRINT("info", ("nodeId=%d remote_transporter_type=%d",
nodeId,remote_transporter_type));
//check that nodeid is valid and that there is an allocated transporter
if ( nodeId < 0 || nodeId >= (int)maxTransporters) {
DBUG_PRINT("error", ("Node id out of range from client"));
DBUG_RETURN(false);
}
if (theTransporters[nodeId] == 0) {
DBUG_PRINT("error", ("No transporter for this node id from client"));
DBUG_RETURN(false);
}
//check that the transporter should be connected
if (performStates[nodeId] != TransporterRegistry::CONNECTING) {
DBUG_PRINT("error", ("Transporter in wrong state for this node id from client"));
DBUG_RETURN(false);
}
Transporter *t= theTransporters[nodeId];
// send info about own id (just as response to acknowledge connection)
// send info on own transporter type
SocketOutputStream s_output(sockfd);
s_output.println("%d %d", t->getLocalNodeId(), t->m_type);
if (remote_transporter_type != -1)
{
if (remote_transporter_type != t->m_type)
{
DBUG_PRINT("error", ("Transporter types mismatch this=%d remote=%d",
t->m_type, remote_transporter_type));
g_eventLogger.error("Incompatible configuration: Transporter type "
"mismatch with node %d", nodeId);
// wait for socket close for 1 second to let message arrive at client
{
fd_set a_set;
FD_ZERO(&a_set);
FD_SET(sockfd, &a_set);
struct timeval timeout;
timeout.tv_sec = 1; timeout.tv_usec = 0;
select(sockfd+1, &a_set, 0, 0, &timeout);
}
DBUG_RETURN(false);
}
}
else if (t->m_type == tt_SHM_TRANSPORTER)
{
g_eventLogger.warning("Unable to verify transporter compatability with node %d", nodeId);
}
// setup transporter (transporter responsible for closing sockfd)
t->connect_server(sockfd);
DBUG_RETURN(true);
}
// run as own thread
void
TransporterRegistry::start_clients_thread()
{
int persist_mgm_count= 0;
DBUG_ENTER("TransporterRegistry::start_clients_thread");
while (m_run_start_clients_thread) {
NdbSleep_MilliSleep(100);
persist_mgm_count++;
if(persist_mgm_count==50)
{
ndb_mgm_check_connection(m_mgm_handle);
persist_mgm_count= 0;
}
for (int i= 0, n= 0; n < nTransporters && m_run_start_clients_thread; i++){
Transporter * t = theTransporters[i];
if (!t)
continue;
n++;
const NodeId nodeId = t->getRemoteNodeId();
switch(performStates[nodeId]){
case CONNECTING:
if(!t->isConnected() && !t->isServer) {
bool connected= false;
/**
* First, we try to connect (if we have a port number).
*/
if (t->get_s_port())
connected= t->connect_client();
/**
* If dynamic, get the port for connecting from the management server
*/
if( !connected && t->get_s_port() <= 0) { // Port is dynamic
int server_port= 0;
struct ndb_mgm_reply mgm_reply;
if(!ndb_mgm_is_connected(m_mgm_handle))
ndb_mgm_connect(m_mgm_handle, 0, 0, 0);
if(ndb_mgm_is_connected(m_mgm_handle))
{
int res=
ndb_mgm_get_connection_int_parameter(m_mgm_handle,
t->getRemoteNodeId(),
t->getLocalNodeId(),
CFG_CONNECTION_SERVER_PORT,
&server_port,
&mgm_reply);
DBUG_PRINT("info",("Got dynamic port %d for %d -> %d (ret: %d)",
server_port,t->getRemoteNodeId(),
t->getLocalNodeId(),res));
if( res >= 0 )
{
/**
* Server_port == 0 just means that that a mgmt server
* has not received a new port yet. Keep the old.
*/
if (server_port)
t->set_s_port(server_port);
}
else if(ndb_mgm_is_connected(m_mgm_handle))
{
g_eventLogger.info("Failed to get dynamic port to connect to: %d", res);
ndb_mgm_disconnect(m_mgm_handle);
}
else
{
g_eventLogger.info("Management server closed connection early. "
"It is probably being shut down (or has problems). "
"We will retry the connection. %d %s %s line: %d",
ndb_mgm_get_latest_error(m_mgm_handle),
ndb_mgm_get_latest_error_desc(m_mgm_handle),
ndb_mgm_get_latest_error_msg(m_mgm_handle),
ndb_mgm_get_latest_error_line(m_mgm_handle)
);
}
}
/** else
* We will not be able to get a new port unless
* the m_mgm_handle is connected. Note that not
* being connected is an ok state, just continue
* until it is able to connect. Continue using the
* old port until we can connect again and get a
* new port.
*/
}
}
break;
case DISCONNECTING:
if(t->isConnected())
t->doDisconnect();
break;
default:
break;
}
}
}
DBUG_VOID_RETURN;
}
void
MgmApiSession::get_nodeid(Parser_t::Context &,
const class Properties &args)
{
const char *cmd= "get nodeid reply";
Uint32 version, nodeid= 0, nodetype= 0xff;
Uint32 timeout= 20; // default seconds timeout
const char * transporter;
const char * user;
const char * password;
const char * public_key;
const char * endian= NULL;
const char * name= NULL;
Uint32 log_event= 1;
bool log_event_version;
union { long l; char c[sizeof(long)]; } endian_check;
args.get("version", &version);
args.get("nodetype", &nodetype);
args.get("transporter", &transporter);
args.get("nodeid", &nodeid);
args.get("user", &user);
args.get("password", &password);
args.get("public key", &public_key);
args.get("endian", &endian);
args.get("name", &name);
args.get("timeout", &timeout);
/* for backwards compatability keep track if client uses new protocol */
log_event_version= args.get("log_event", &log_event);
endian_check.l = 1;
if(endian
&& strcmp(endian,(endian_check.c[sizeof(long)-1])?"big":"little")!=0) {
m_output->println(cmd);
m_output->println("result: Node does not have the same endianness as the management server.");
m_output->println("");
return;
}
bool compatible;
switch (nodetype) {
case NODE_TYPE_MGM:
case NODE_TYPE_API:
compatible = ndbCompatible_mgmt_api(NDB_VERSION, version);
break;
case NODE_TYPE_DB:
compatible = ndbCompatible_mgmt_ndb(NDB_VERSION, version);
break;
default:
m_output->println(cmd);
m_output->println("result: unknown nodetype %d", nodetype);
m_output->println("");
return;
}
struct sockaddr_in addr;
SOCKET_SIZE_TYPE addrlen= sizeof(addr);
int r = getpeername(m_socket, (struct sockaddr*)&addr, &addrlen);
if (r != 0 ) {
m_output->println(cmd);
m_output->println("result: getpeername(%d) failed, err= %d", m_socket, r);
m_output->println("");
return;
}
NodeId tmp= nodeid;
if(tmp == 0 || !m_allocated_resources->is_reserved(tmp)){
BaseString error_string;
int error_code;
NDB_TICKS tick= 0;
/* only report error on second attempt as not to clog the cluster log */
while (!m_mgmsrv.alloc_node_id(&tmp, (enum ndb_mgm_node_type)nodetype,
(struct sockaddr*)&addr, &addrlen,
error_code, error_string,
tick == 0 ? 0 : log_event))
{
/* NDB_MGM_ALLOCID_CONFIG_MISMATCH is a non retriable error */
if (tick == 0 && error_code != NDB_MGM_ALLOCID_CONFIG_MISMATCH)
{
// attempt to free any timed out reservations
tick= NdbTick_CurrentMillisecond();
struct PurgeStruct ps;
m_mgmsrv.get_connected_nodes(ps.free_nodes);
// invert connected_nodes to get free nodes
ps.free_nodes.bitXORC(NodeBitmask());
ps.str= 0;
ps.tick= tick;
m_mgmsrv.get_socket_server()->
foreachSession(stop_session_if_timed_out,&ps);
m_mgmsrv.get_socket_server()->checkSessions();
error_string = "";
continue;
}
const char *alias;
const char *str;
alias= ndb_mgm_get_node_type_alias_string((enum ndb_mgm_node_type)
nodetype, &str);
m_output->println(cmd);
m_output->println("result: %s", error_string.c_str());
/* only use error_code protocol if client knows about it */
if (log_event_version)
m_output->println("error_code: %d", error_code);
m_output->println("");
return;
}
}
#if 0
if (!compatible){
m_output->println(cmd);
m_output->println("result: incompatible version mgmt 0x%x and node 0x%x",
NDB_VERSION, version);
m_output->println("");
return;
}
#endif
m_output->println(cmd);
m_output->println("nodeid: %u", tmp);
m_output->println("result: Ok");
m_output->println("");
m_allocated_resources->reserve_node(tmp, timeout*1000);
if (name)
g_eventLogger.info("Node %d: %s", tmp, name);
return;
}
void
WatchDog::run()
{
unsigned int anIPValue, sleep_time;
unsigned int oldIPValue = 0;
unsigned int theIntervalCheck = theInterval;
struct MicroSecondTimer start_time, last_time, now;
NdbTick_getMicroTimer(&start_time);
last_time = start_time;
// WatchDog for the single threaded NDB
while (!theStop)
{
sleep_time= 100;
NdbSleep_MilliSleep(sleep_time);
if(theStop)
break;
NdbTick_getMicroTimer(&now);
if (NdbTick_getMicrosPassed(last_time, now)/1000 > sleep_time*2)
{
struct tms my_tms;
times(&my_tms);
g_eventLogger.info("Watchdog: User time: %llu System time: %llu",
(Uint64)my_tms.tms_utime,
(Uint64)my_tms.tms_stime);
g_eventLogger.warning("Watchdog: Warning overslept %u ms, expected %u ms.",
NdbTick_getMicrosPassed(last_time, now)/1000,
sleep_time);
}
last_time = now;
// Verify that the IP thread is not stuck in a loop
anIPValue = *theIPValue;
if (anIPValue != 0)
{
oldIPValue = anIPValue;
globalData.incrementWatchDogCounter(0);
NdbTick_getMicroTimer(&start_time);
theIntervalCheck = theInterval;
}
else
{
int warn = 1;
Uint32 elapsed = NdbTick_getMicrosPassed(start_time, now)/1000;
/*
oldIPValue == 9 indicates malloc going on, this can take some time
so only warn if we pass the watchdog interval
*/
if (oldIPValue == 9)
if (elapsed < theIntervalCheck)
warn = 0;
else
theIntervalCheck += theInterval;
if (warn)
{
const char *last_stuck_action = get_action(oldIPValue);
g_eventLogger.warning("Ndb kernel is stuck in: %s", last_stuck_action);
{
struct tms my_tms;
times(&my_tms);
g_eventLogger.info("Watchdog: User time: %llu System time: %llu",
(Uint64)my_tms.tms_utime,
(Uint64)my_tms.tms_stime);
}
if (elapsed > 3 * theInterval)
{
shutdownSystem(last_stuck_action);
}
}
}
}
return;
}
