mgmapi.cpp

mysql-5.0.22.tar.gz源码包

  CHECK_CONNECTED(handle, -1);

  Properties args;
  args.put("node", nodeId);
  args.put("category", cat);
  args.put("level", level);
  
  const Properties *reply;
  reply = ndb_mgm_call(handle, clusterlog_reply, 
		       "set cluster loglevel", &args);
  CHECK_REPLY(reply, -1);
  
  DBUG_ENTER("ndb_mgm_set_clusterlog_loglevel");
  DBUG_PRINT("enter",("node=%d, category=%d, level=%d", nodeId, cat, level));

  BaseString result;
  reply->get("result", result);
  if(strcmp(result.c_str(), "Ok") != 0) {
    SET_ERROR(handle, EINVAL, result.c_str());
    delete reply;
    DBUG_RETURN(-1);
  }
  delete reply;
  DBUG_RETURN(0);
}

extern "C"
int 
ndb_mgm_set_loglevel_node(NdbMgmHandle handle, int nodeId,
			  enum ndb_mgm_event_category category,
			  int level,
			  struct ndb_mgm_reply* /*reply*/) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_set_loglevel_node");
  const ParserRow<ParserDummy> loglevel_reply[] = {
    MGM_CMD("set loglevel reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  Properties args;
  args.put("node", nodeId);
  args.put("category", category);
  args.put("level", level);
  const Properties *reply;
  reply = ndb_mgm_call(handle, loglevel_reply, "set loglevel", &args);
  CHECK_REPLY(reply, -1);

  BaseString result;
  reply->get("result", result);
  if(strcmp(result.c_str(), "Ok") != 0) {
    SET_ERROR(handle, EINVAL, result.c_str());
    delete reply;
    return -1;
  }

  delete reply;
  return 0;
}

int
ndb_mgm_listen_event_internal(NdbMgmHandle handle, const int filter[],
			      int parsable)
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_listen_event");
  const ParserRow<ParserDummy> stat_reply[] = {
    MGM_CMD("listen event", NULL, ""),
    MGM_ARG("result", Int, Mandatory, "Error message"),
    MGM_ARG("msg", String, Optional, "Error message"),
    MGM_END()
  };
  CHECK_HANDLE(handle, -1);
  
  const char *hostname= ndb_mgm_get_connected_host(handle);
  int port= ndb_mgm_get_connected_port(handle);
  SocketClient s(hostname, port);
  const NDB_SOCKET_TYPE sockfd = s.connect();
  if (sockfd == NDB_INVALID_SOCKET) {
    setError(handle, NDB_MGM_COULD_NOT_CONNECT_TO_SOCKET, __LINE__,
	     "Unable to connect to");
    return -1;
  }

  Properties args;

  if (parsable)
    args.put("parsable", parsable);
  {
    BaseString tmp;
    for(int i = 0; filter[i] != 0; i += 2){
      tmp.appfmt("%d=%d ", filter[i+1], filter[i]);
    }
    args.put("filter", tmp.c_str());
  }
  
  int tmp = handle->socket;
  handle->socket = sockfd;
  
  const Properties *reply;
  reply = ndb_mgm_call(handle, stat_reply, "listen event", &args);
  
  handle->socket = tmp;
  
  if(reply == NULL) {
    close(sockfd);
    CHECK_REPLY(reply, -1);
  }
  return sockfd;
}

extern "C"
int
ndb_mgm_listen_event(NdbMgmHandle handle, const int filter[])
{
  return ndb_mgm_listen_event_internal(handle,filter,0);
}

extern "C"
int 
ndb_mgm_get_stat_port(NdbMgmHandle handle, struct ndb_mgm_reply* /*reply*/)
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_get_stat_port");
  const ParserRow<ParserDummy> stat_reply[] = {
    MGM_CMD("error", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_CMD("get statport reply", NULL, ""),
    MGM_ARG("tcpport", Int, Mandatory, "TCP port for statistics"),
    MGM_END()
  };
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);
  
  Properties args;
  const Properties *reply;
  reply = ndb_mgm_call(handle, stat_reply, "get statport", &args);
  CHECK_REPLY(reply, -1);

  Uint32 port;
  reply->get("tcpport", &port);

  delete reply;
  return port;
}

extern "C"
int 
ndb_mgm_dump_state(NdbMgmHandle handle, int nodeId, int* _args,
		   int _num_args, struct ndb_mgm_reply* /* reply */) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_dump_state");
  const ParserRow<ParserDummy> dump_state_reply[] = {
    MGM_CMD("dump state reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  char buf[256];
  buf[0] = 0;
  for (int i = 0; i < _num_args; i++){
    unsigned n = strlen(buf);
    if (n + 20 > sizeof(buf)) {
      SET_ERROR(handle, NDB_MGM_USAGE_ERROR, "arguments too long");
      return -1;
    }
    sprintf(buf + n, "%s%d", i ? " " : "", _args[i]);
  }

  Properties args;
  args.put("node", nodeId);
  args.put("args", buf);

  const Properties *prop;
  prop = ndb_mgm_call(handle, dump_state_reply, "dump state", &args);
  CHECK_REPLY(prop, -1);

  BaseString result;
  prop->get("result", result);
  if(strcmp(result.c_str(), "Ok") != 0) {
    SET_ERROR(handle, EINVAL, result.c_str());
    delete prop;
    return -1;
  }

  delete prop;
  return 0;
}

extern "C"
int 
ndb_mgm_start_signallog(NdbMgmHandle handle, int nodeId, 
			struct ndb_mgm_reply* reply) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_start_signallog");
  const ParserRow<ParserDummy> start_signallog_reply[] = {
    MGM_CMD("start signallog reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  int retval = -1;
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  Properties args;
  args.put("node", nodeId);

  const Properties *prop;
  prop = ndb_mgm_call(handle,
		       start_signallog_reply,
		       "start signallog",
		       &args);

  if(prop != NULL) {
    BaseString result;
    prop->get("result", result);
    if(strcmp(result.c_str(), "Ok") == 0) {
      retval = 0;
    } else {
      SET_ERROR(handle, EINVAL, result.c_str());
      retval = -1;
    }
    delete prop;
  }

  return retval;
}

extern "C"
int 
ndb_mgm_stop_signallog(NdbMgmHandle handle, int nodeId,
		       struct ndb_mgm_reply* reply) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_stop_signallog");
  const ParserRow<ParserDummy> stop_signallog_reply[] = {
    MGM_CMD("stop signallog reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  int retval = -1;
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);
  
  Properties args;
  args.put("node", nodeId);

  const Properties *prop;
  prop = ndb_mgm_call(handle, stop_signallog_reply, "stop signallog", &args);

  if(prop != NULL) {
    BaseString result;
    prop->get("result", result);
    if(strcmp(result.c_str(), "Ok") == 0) {
      retval = 0;
    } else {
      SET_ERROR(handle, EINVAL, result.c_str());
      retval = -1;
    }
    delete prop;
  }

  return retval;
}

struct ndb_mgm_signal_log_modes 
{
  const char* name;
  enum ndb_mgm_signal_log_mode mode;
};

extern "C"
int 
ndb_mgm_log_signals(NdbMgmHandle handle, int nodeId, 
		    enum ndb_mgm_signal_log_mode mode, 
		    const char* blockNames,
		    struct ndb_mgm_reply* reply) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_log_signals");
  const ParserRow<ParserDummy> stop_signallog_reply[] = {
    MGM_CMD("log signals reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  int retval = -1;
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  Properties args;
  args.put("node", nodeId);
  args.put("blocks", blockNames);

  switch(mode) {
  case NDB_MGM_SIGNAL_LOG_MODE_IN:
    args.put("in", (Uint32)1);
    args.put("out", (Uint32)0);
    break;
  case NDB_MGM_SIGNAL_LOG_MODE_OUT:
    args.put("in", (Uint32)0);
    args.put("out", (Uint32)1);
    break;
  case NDB_MGM_SIGNAL_LOG_MODE_INOUT:
    args.put("in", (Uint32)1);
    args.put("out", (Uint32)1);
    break;
  case NDB_MGM_SIGNAL_LOG_MODE_OFF:
    args.put("in", (Uint32)0);
    args.put("out", (Uint32)0);
    break;
  }

  const Properties *prop;
  prop = ndb_mgm_call(handle, stop_signallog_reply, "log signals", &args);

  if(prop != NULL) {
    BaseString result;
    prop->get("result", result);
    if(strcmp(result.c_str(), "Ok") == 0) {
      retval = 0;
    } else {
      SET_ERROR(handle, EINVAL, result.c_str());
      retval = -1;
    }
    delete prop;
  }

  return retval;
}

extern "C"
int 
ndb_mgm_set_trace(NdbMgmHandle handle, int nodeId, int traceNumber,
		  struct ndb_mgm_reply* reply) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_set_trace");
  const ParserRow<ParserDummy> set_trace_reply[] = {
    MGM_CMD("set trace reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  int retval = -1;
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  Properties args;
  args.put("node", nodeId);
  args.put("trace", traceNumber);

  const Properties *prop;
  prop = ndb_mgm_call(handle, set_trace_reply, "set trace", &args);

  if(prop != NULL) {
    BaseString result;
    prop->get("result", result);
    if(strcmp(result.c_str(), "Ok") == 0) {
      retval = 0;
    } else {
      SET_ERROR(handle, EINVAL, result.c_str());
      retval = -1;
    }
    delete prop;
  }

  return retval;
}

extern "C"
int 
ndb_mgm_insert_error(NdbMgmHandle handle, int nodeId, int errorCode,
		     struct ndb_mgm_reply* reply) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_insert_error");
  const ParserRow<ParserDummy> insert_error_reply[] = {
    MGM_CMD("insert error reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  int retval = -1;
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  Properties args;
  args.put("node", nodeId);
  args.put("error", errorCode);

  const Properties *prop;
  prop = ndb_mgm_call(handle, insert_error_reply, "insert error", &args);

  if(prop != NULL) {
    BaseString result;
    prop->get("result", result);
    if(strcmp(result.c_str(), "Ok") == 0) {
      retval = 0;
    } else {
      SET_ERROR(handle, EINVAL, result.c_str());
      retval = -1;
    }
    delete prop;
  }

  return retval;
}

extern "C"
int 
ndb_mgm_start(NdbMgmHandle handle, int no_of_nodes, const int * node_list)
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_start");
  const ParserRow<ParserDummy> start_reply[] = {
    MGM_CMD("start reply", NULL, ""),
    MGM_ARG("started", Int, Optional, "No of started nodes"),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_END()
  };
  int started = 0;
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  if(no_of_nodes < 0){
    SET_ERROR(handle, EINVAL, "");
    return -1;
  }

  if(no_of_nodes == 0){
    Properties args;
    const Properties *reply;
    reply = ndb_mgm_call(handle, start_reply, "start all", &args);
    CHECK_REPLY(reply, -1);

    Uint32 count = 0;
    if(!reply->get("started", &count)){
      delete reply;
      return -1;
    }
    delete reply;
    return count;
  }

  for(int node = 0; node < no_of_nodes; node++) {
    Properties args;
    args.put("node", node_list[node]);

    const Properties *reply;
    reply = ndb_mgm_call(handle, start_reply, "start", &args);

    if(reply != NULL) {
      BaseString result;
      reply->get("result", result);
      if(strcmp(result.c_str(), "Ok") == 0) {
	started++;
      } else {
	SET_ERROR(handle, EINVAL, result.c_str());
	delete reply;
	return -1;
      }
    }
    delete reply;
  }

  return started;
}

/*****************************************************************************
 * Backup
 *****************************************************************************/
extern "C"
int 
ndb_mgm_start_backup(NdbMgmHandle handle, int wait_completed,
		     unsigned int* _backup_id,
		     struct ndb_mgm_reply* /*reply*/) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_start_backup");
  const ParserRow<ParserDummy> start_backup_reply[] = {
    MGM_CMD("start backup reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),
    MGM_ARG("id", Int, Optional, "Id of the started backup"),
    MGM_END()
  };
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);

  Properties args;
  args.put("completed", wait_completed);
  const Properties *reply;
  { // start backup can take some time, set timeout high
    Uint64 old_timeout= handle->read_timeout;
    if (wait_completed == 2)
      handle->read_timeout= 48*60*60*1000; // 48 hours
    else if (wait_completed == 1)
      handle->read_timeout= 10*60*1000; // 10 minutes
    reply = ndb_mgm_call(handle, start_backup_reply, "start backup", &args);
    handle->read_timeout= old_timeout;
  }
  CHECK_REPLY(reply, -1);

  BaseString result;
  reply->get("result", result);
  reply->get("id", _backup_id);
  if(strcmp(result.c_str(), "Ok") != 0) {
    SET_ERROR(handle, NDB_MGM_COULD_NOT_START_BACKUP, result.c_str());
    delete reply;
    return -1;
  }

  delete reply;
  return 0;
}

extern "C"
int
ndb_mgm_abort_backup(NdbMgmHandle handle, unsigned int backupId,
		     struct ndb_mgm_reply* /*reply*/) 
{
  SET_ERROR(handle, NDB_MGM_NO_ERROR, "Executing: ndb_mgm_abort_backup");
  const ParserRow<ParserDummy> stop_backup_reply[] = {
    MGM_CMD("abort backup reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),    
    MGM_END()
  };
  CHECK_HANDLE(handle, -1);
  CHECK_CONNECTED(handle, -1);
  
  Properties args;
  args.put("id", backupId);

  const Properties *prop;
  prop = ndb_mgm_call(handle, stop_backup_reply, "abort backup", &args);
  CHECK_REPLY(prop, -1);

  const char * buf;
  prop->get("result", &buf);
  if(strcmp(buf,"Ok")!=0) {
    SET_ERROR(handle, NDB_MGM_COULD_NOT_ABORT_BACKUP, buf);
    delete prop;    
    return -1;
  }

  delete prop;
  return 0;
}

extern "C"
struct ndb_mgm_configuration *
ndb_mgm_get_configuration(NdbMgmHandle handle, unsigned int version) {

  CHECK_HANDLE(handle, 0);
  CHECK_CONNECTED(handle, 0);

  Properties args;
  args.put("version", version);

  const ParserRow<ParserDummy> reply[] = {
    MGM_CMD("get config reply", NULL, ""),
    MGM_ARG("result", String, Mandatory, "Error message"),    
    MGM_ARG("Content-Length", Int, Optional, "Content length in bytes"),
    MGM_ARG("Content-Type", String, Optional, "Type (octet-stream)"),
    MGM_ARG("Content-Transfer-Encoding", String, Optional, "Encoding(base64)"),
    MGM_END()
  };
  
  const Properties *prop;
  prop = ndb_mgm_call(handle, reply, "get config", &args);
  CHECK_REPLY(prop, 0);
  
  do {
    const char * buf;
    if(!prop->get("result", &buf) || strcmp(buf, "Ok") != 0){
      fprintf(handle->errstream, "ERROR Message: %s\n\n", buf);
      break;
    }

    buf = "<Unspecified>";
    if(!prop->get("Content-Type", &buf) || 
       strcmp(buf, "ndbconfig/octet-stream") != 0){
      fprintf(handle->errstream, "Unhandled response type: %s\n", buf);
      break;
    }

    buf = "<Unspecified>";
    if(!prop->get("Content-Transfer-Encoding", &buf) 
       || strcmp(buf, "base64") != 0){
      fprintf(handle->errstream, "Unhandled encoding: %s\n", buf);
      break;
    }

    buf = "<Content-Length Unspecified>";
    Uint32 len = 0;
    if(!prop->get("Content-Length", &len)){
      fprintf(handle->errstream, "Invalid response: %s\n\n", buf);