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Bug#19047, not start the event thread when ndb_mgm is running in executing (-e) thread.

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This commit is contained in:
dli/root@dev3-76.dev.cn.tlan 2006-08-15 20:26:47 +08:00
parent a0e70db300
commit 85394329bc
3 changed files with 80 additions and 76 deletions
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148
ndb/src/mgmclient/CommandInterpreter.cpp
View file

@ -55,11 +55,11 @@ public:
*
* @return true until quit/bye/exit has been typed
*/
int execute(const char *_line, int _try_reconnect=-1, int *error= 0);
int execute(const char *_line, int _try_reconnect=-1, bool interactive=1, int *error= 0);
private:
void printError();
int execute_impl(const char *_line);
int execute_impl(const char *_line, bool interactive=1);
/**
* Analyse the command line, after the first token.
@ -99,7 +99,7 @@ private:
*/
void executeHelp(char* parameters);
void executeShow(char* parameters);
void executeConnect(char* parameters);
void executeConnect(char* parameters, bool interactive);
void executePurge(char* parameters);
int executeShutdown(char* parameters);
void executeRun(char* parameters);
@ -137,7 +137,7 @@ public:
void executeCpc(char * parameters);
public:
bool connect();
bool connect(bool interactive);
bool disconnect();
/**
@ -198,9 +198,9 @@ Ndb_mgmclient::~Ndb_mgmclient()
{
delete m_cmd;
}
int Ndb_mgmclient::execute(const char *_line, int _try_reconnect, int *error)
int Ndb_mgmclient::execute(const char *_line, int _try_reconnect, bool interactive, int *error)
{
return m_cmd->execute(_line,_try_reconnect,error);
return m_cmd->execute(_line,_try_reconnect,interactive, error);
}
int
Ndb_mgmclient::disconnect()
@ -246,7 +246,7 @@ extern "C" {
#include <util/InputStream.hpp>
#include <util/OutputStream.hpp>
int Ndb_mgmclient::execute(int argc, char** argv, int _try_reconnect, int *error)
int Ndb_mgmclient::execute(int argc, char** argv, int _try_reconnect, bool interactive, int *error)
{
if (argc <= 0)
return 0;
@ -255,7 +255,7 @@ int Ndb_mgmclient::execute(int argc, char** argv, int _try_reconnect, int *error
{
_line.appfmt(" %s", argv[i]);
}
return m_cmd->execute(_line.c_str(),_try_reconnect, error);
return m_cmd->execute(_line.c_str(),_try_reconnect, interactive, error);
}
/*****************************************************************************
@ -400,7 +400,7 @@ CommandInterpreter::CommandInterpreter(const char *_host,int verbose)
{
m_constr= _host;
m_connected= false;
m_event_thread= 0;
m_event_thread= NULL;
try_reconnect = 0;
m_print_mutex= NdbMutex_Create();
#ifdef HAVE_GLOBAL_REPLICATION
@ -495,7 +495,7 @@ event_thread_run(void* p)
}
bool
CommandInterpreter::connect()
CommandInterpreter::connect(bool interactive)
{
DBUG_ENTER("CommandInterpreter::connect");
@ -507,10 +507,12 @@ CommandInterpreter::connect()
ndbout_c("Cannot create handle to management server.");
exit(-1);
}
m_mgmsrv2 = ndb_mgm_create_handle();
if(m_mgmsrv2 == NULL) {
ndbout_c("Cannot create 2:nd handle to management server.");
exit(-1);
if (interactive) {
m_mgmsrv2 = ndb_mgm_create_handle();
if(m_mgmsrv2 == NULL) {
ndbout_c("Cannot create 2:nd handle to management server.");
exit(-1);
}
}
if (ndb_mgm_set_connectstring(m_mgmsrv, m_constr))
@ -524,62 +526,64 @@ CommandInterpreter::connect()
const char *host= ndb_mgm_get_connected_host(m_mgmsrv);
unsigned port= ndb_mgm_get_connected_port(m_mgmsrv);
BaseString constr;
constr.assfmt("%s:%d",host,port);
if(!ndb_mgm_set_connectstring(m_mgmsrv2, constr.c_str()) &&
!ndb_mgm_connect(m_mgmsrv2, try_reconnect-1, 5, 1))
{
DBUG_PRINT("info",("2:ndb connected to Management Server ok at: %s:%d",
host, port));
assert(m_event_thread == 0);
assert(do_event_thread == 0);
do_event_thread= 0;
struct event_thread_param p;
p.m= &m_mgmsrv2;
p.p= &m_print_mutex;
m_event_thread = NdbThread_Create(event_thread_run,
(void**)&p,
32768,
"CommandInterpreted_event_thread",
NDB_THREAD_PRIO_LOW);
if (m_event_thread != 0)
if (interactive) {
BaseString constr;
constr.assfmt("%s:%d",host,port);
if(!ndb_mgm_set_connectstring(m_mgmsrv2, constr.c_str()) &&
!ndb_mgm_connect(m_mgmsrv2, try_reconnect-1, 5, 1))
{
DBUG_PRINT("info",("Thread created ok, waiting for started..."));
int iter= 1000; // try for 30 seconds
while(do_event_thread == 0 &&
iter-- > 0)
NdbSleep_MilliSleep(30);
}
if (m_event_thread == 0 ||
do_event_thread == 0 ||
do_event_thread == -1)
{
DBUG_PRINT("info",("Warning, event thread startup failed, "
"degraded printouts as result, errno=%d",
errno));
printf("Warning, event thread startup failed, "
"degraded printouts as result, errno=%d\n", errno);
DBUG_PRINT("info",("2:ndb connected to Management Server ok at: %s:%d",
host, port));
assert(m_event_thread == NULL);
assert(do_event_thread == 0);
do_event_thread= 0;
struct event_thread_param p;
p.m= &m_mgmsrv2;
p.p= &m_print_mutex;
m_event_thread = NdbThread_Create(event_thread_run,
(void**)&p,
32768,
"CommandInterpreted_event_thread",
NDB_THREAD_PRIO_LOW);
if (m_event_thread)
{
void *res;
NdbThread_WaitFor(m_event_thread, &res);
NdbThread_Destroy(&m_event_thread);
DBUG_PRINT("info",("Thread created ok, waiting for started..."));
int iter= 1000; // try for 30 seconds
while(do_event_thread == 0 &&
iter-- > 0)
NdbSleep_MilliSleep(30);
}
if (m_event_thread == NULL ||
do_event_thread == 0 ||
do_event_thread == -1)
{
DBUG_PRINT("info",("Warning, event thread startup failed, "
"degraded printouts as result, errno=%d",
errno));
printf("Warning, event thread startup failed, "
"degraded printouts as result, errno=%d\n", errno);
do_event_thread= 0;
if (m_event_thread)
{
void *res;
NdbThread_WaitFor(m_event_thread, &res);
NdbThread_Destroy(&m_event_thread);
}
ndb_mgm_disconnect(m_mgmsrv2);
}
ndb_mgm_disconnect(m_mgmsrv2);
}
}
else
{
DBUG_PRINT("warning",
("Could not do 2:nd connect to mgmtserver for event listening"));
DBUG_PRINT("info", ("code: %d, msg: %s",
ndb_mgm_get_latest_error(m_mgmsrv2),
ndb_mgm_get_latest_error_msg(m_mgmsrv2)));
printf("Warning, event connect failed, degraded printouts as result\n");
printf("code: %d, msg: %s\n",
ndb_mgm_get_latest_error(m_mgmsrv2),
ndb_mgm_get_latest_error_msg(m_mgmsrv2));
else
{
DBUG_PRINT("warning",
("Could not do 2:nd connect to mgmtserver for event listening"));
DBUG_PRINT("info", ("code: %d, msg: %s",
ndb_mgm_get_latest_error(m_mgmsrv2),
ndb_mgm_get_latest_error_msg(m_mgmsrv2)));
printf("Warning, event connect failed, degraded printouts as result\n");
printf("code: %d, msg: %s\n",
ndb_mgm_get_latest_error(m_mgmsrv2),
ndb_mgm_get_latest_error_msg(m_mgmsrv2));
}
}
m_connected= true;
DBUG_PRINT("info",("Connected to Management Server at: %s:%d", host, port));
@ -602,7 +606,7 @@ CommandInterpreter::disconnect()
do_event_thread= 0;
NdbThread_WaitFor(m_event_thread, &res);
NdbThread_Destroy(&m_event_thread);
m_event_thread= 0;
m_event_thread= NULL;
ndb_mgm_destroy_handle(&m_mgmsrv2);
}
if (m_connected)
@ -618,11 +622,11 @@ CommandInterpreter::disconnect()
int
CommandInterpreter::execute(const char *_line, int _try_reconnect,
int *error)
bool interactive, int *error)
{
if (_try_reconnect >= 0)
try_reconnect=_try_reconnect;
int result= execute_impl(_line);
int result= execute_impl(_line, interactive);
if (error)
*error= m_error;
@ -637,7 +641,7 @@ invalid_command(const char *cmd)
}
int
CommandInterpreter::execute_impl(const char *_line)
CommandInterpreter::execute_impl(const char *_line, bool interactive)
{
DBUG_ENTER("CommandInterpreter::execute_impl");
DBUG_PRINT("enter",("line=\"%s\"",_line));
@ -686,7 +690,7 @@ CommandInterpreter::execute_impl(const char *_line)
DBUG_RETURN(true);
}
else if (strcasecmp(firstToken, "CONNECT") == 0) {
executeConnect(allAfterFirstToken);
executeConnect(allAfterFirstToken, interactive);
DBUG_RETURN(true);
}
else if (strcasecmp(firstToken, "SLEEP") == 0) {
@ -701,7 +705,7 @@ CommandInterpreter::execute_impl(const char *_line)
DBUG_RETURN(false);
}
if (!connect())
if (!connect(interactive))
DBUG_RETURN(true);
if (strcasecmp(firstToken, "SHOW") == 0) {
@ -1312,13 +1316,13 @@ CommandInterpreter::executeShow(char* parameters)
}
void
CommandInterpreter::executeConnect(char* parameters)
CommandInterpreter::executeConnect(char* parameters, bool interactive)
{
disconnect();
if (!emptyString(parameters)) {
m_constr= BaseString(parameters).trim().c_str();
}
connect();
connect(interactive);
}
//*****************************************************************************

4
ndb/src/mgmclient/main.cpp
View file

@ -121,7 +121,7 @@ read_and_execute(int _try_reconnect)
line_read= strdup(linebuffer);
}
#endif
return com->execute(line_read,_try_reconnect);
return com->execute(line_read, _try_reconnect, 1);
}
int main(int argc, char** argv){
@ -163,7 +163,7 @@ int main(int argc, char** argv){
}
else
{
com->execute(opt_execute_str,_try_reconnect, &ret);
com->execute(opt_execute_str,_try_reconnect, 0, &ret);
}
delete com;

4
ndb/src/mgmclient/ndb_mgmclient.hpp
View file

@ -23,8 +23,8 @@ class Ndb_mgmclient
public:
Ndb_mgmclient(const char*,int verbose=0);
~Ndb_mgmclient();
int execute(const char *_line, int _try_reconnect=-1, int *error= 0);
int execute(int argc, char** argv, int _try_reconnect=-1, int *error= 0);
int execute(const char *_line, int _try_reconnect=-1, bool interactive=1, int *error= 0);
int execute(int argc, char** argv, int _try_reconnect=-1, bool interactive=1, int *error= 0);
int disconnect();
private:
CommandInterpreter *m_cmd;