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Allow Solaris privileges to work on both Solaris and derivatives 

Solaris does not have PRIV_PROC_PRIOUP but SmartOS does.  This allows
fallback to this privilege on supported platforms

FS-8195 #resolve
This commit is contained in:
Spencer Thomason 2016-01-27 19:54:47 -08:00
parent 8daa71eb14
commit 4b9bf111d7
1 changed files with 20 additions and 14 deletions
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34
src/switch_core.c
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@ -982,24 +982,30 @@ SWITCH_DECLARE(int32_t) set_realtime_priority(void)
#ifdef SOLARIS_PRIVILEGES
/* request the privileges to elevate the priority */
if (priv_set(PRIV_ON, PRIV_EFFECTIVE, PRIV_PROC_PRIOCNTL, NULL) < 0) {
#ifdef PRIV_PROC_PRIOUP
/* fallback to PRIV_PROC_PRIOUP on SmartOS */
fprintf(stderr, "WARN: Failed to acquire proc_priocntl privilege (%s)\n", strerror(errno));
} else {
if (sched_setscheduler(0, SCHED_FIFO, &sched) < 0) {
fprintf(stderr, "ERROR: Failed to set SCHED_FIFO scheduler (%s)\n", strerror(errno));
} else {
return 0;
}
}
if (priv_set(PRIV_ON, PRIV_EFFECTIVE, PRIV_PROC_PRIOUP, NULL) < 0) {
fprintf(stderr, "ERROR: Failed to acquire proc_prioup privilege (%s)\n", strerror(errno));
return -1;
} else {
if (setpriority(PRIO_PROCESS, 0, -10) < 0) {
fprintf(stderr, "ERROR: Could not set nice level\n");
if (priv_set(PRIV_ON, PRIV_EFFECTIVE, PRIV_PROC_PRIOUP, NULL) < 0) {
fprintf(stderr, "ERROR: Failed to acquire proc_prioup privilege (%s)\n", strerror(errno));
return -1;
}
#else
fprintf(stderr, "ERROR: Failed to acquire proc_priocntl privilege (%s)\n", strerror(errno));
return -1;
#endif
}
if (sched_setscheduler(0, SCHED_FIFO, &sched) < 0) {
fprintf(stderr, "WARN: Failed to set SCHED_FIFO scheduler (%s)\n", strerror(errno));
} else {
return 0;
}
if (setpriority(PRIO_PROCESS, 0, -10) < 0) {
fprintf(stderr, "ERROR: Could not set nice level\n");
return -1;
}
return 0;
#else