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Added log flusher thread, which flushes once per second.

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This commit is contained in:
vraatikka 2013-08-08 00:08:45 +03:00
parent a447583214
commit f1498e4403
1 changed files with 43 additions and 2 deletions
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45
server/core/gateway.c
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@ -84,6 +84,15 @@ static char* server_groups[] = {
/* The data directory we created for this gateway instance */
static char datadir[1024] = "";
/**
* exit flag for log flusher.
*/
static bool do_exit = FALSE;
static void log_flush_shutdown(void);
static void log_flush_cb(void* arg);
/**
* Handler for SIGHUP signal. Reload the configuration for the
* gateway.
@ -234,6 +243,8 @@ int i, n, n_threads, n_services;
void **threads;
char mysql_home[1024], buf[1024], *home, *cnf_file = NULL;
char ddopt[1024];
void* log_flush_thr = NULL;
ssize_t log_flush_timeout_ms = 0;
int l;
@ -424,9 +435,13 @@ char ddopt[1024];
* Start the services that were created above
*/
n_services = serviceStartAll();
skygw_log_write_flush(LOGFILE_MESSAGE,
"Start modules completed");
skygw_log_write(LOGFILE_MESSAGE, "Started modules succesfully.");
/**
* Start periodic log flusher thread.
*/
log_flush_timeout_ms = 1000;
log_flush_thr = thread_start(log_flush_cb, (void *)&log_flush_timeout_ms);
/*
* Start the polling threads, note this is one less than is
* configured as the main thread will also poll.
@ -439,6 +454,11 @@ char ddopt[1024];
for (n = 0; n < n_threads - 1; n++)
thread_wait(threads[n]);
/**
* Wait the timer thread.
*/
thread_wait(log_flush_thr);
/* Stop all the monitors */
monitorStopAll();
@ -457,4 +477,25 @@ void
shutdown_gateway()
{
poll_shutdown();
log_flush_shutdown();
}
static void log_flush_shutdown(void)
{
do_exit = TRUE;
}
static void log_flush_cb(
void* arg)
{
ssize_t timeout_ms = *(ssize_t *)arg;
skygw_log_write(LOGFILE_MESSAGE, "Started MaxScale log flusher.");
while (!do_exit) {
skygw_log_flush(LOGFILE_ERROR);
skygw_log_flush(LOGFILE_MESSAGE);
skygw_log_flush(LOGFILE_TRACE);
usleep(timeout_ms*1000);
}
skygw_log_write(LOGFILE_MESSAGE, "Finished MaxScale log flusher.");
}