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small core refactoring use -hp arg to gain high priority mode, add fsctl command USAGE: fsctl [hupall|pause|resume|shutdown]

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@2765 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
2006-09-20 20:25:26 +00:00
parent fadbb9d401
commit 90815616cc
9 changed files with 262 additions and 100 deletions
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99
src/switch_core.c
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@@ -127,6 +127,9 @@ struct switch_core_runtime {
uint32_t session_count;
uint32_t session_limit;
switch_queue_t *sql_queue;
uint32_t no_new_sessions;
uint32_t shutting_down;
uint8_t running;
};
/* Prototypes */
@@ -536,7 +539,7 @@ SWITCH_DECLARE(switch_core_session_t *) switch_core_session_locate(char *uuid_st
}
}
SWITCH_DECLARE(void) switch_core_session_hupall(void)
SWITCH_DECLARE(void) switch_core_session_hupall(switch_call_cause_t cause)
{
switch_hash_index_t *hi;
void *val;
@@ -549,7 +552,7 @@ SWITCH_DECLARE(void) switch_core_session_hupall(void)
if (val) {
session = (switch_core_session_t *) val;
channel = switch_core_session_get_channel(session);
switch_channel_hangup(channel, SWITCH_CAUSE_SYSTEM_SHUTDOWN);
switch_channel_hangup(channel, cause);
}
}
switch_mutex_unlock(runtime.session_table_mutex);
@@ -3111,6 +3114,11 @@ SWITCH_DECLARE(switch_core_session_t *) switch_core_session_request(const switch
return NULL;
}
if (runtime.no_new_sessions || runtime.shutting_down) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CRIT, "Read my lips: no new sessions!\n");
return NULL;
}
if (pool) {
usepool = pool;
} else if (switch_core_new_memory_pool(&usepool) != SWITCH_STATUS_SUCCESS) {
@@ -3474,6 +3482,55 @@ SWITCH_DECLARE(uint32_t) switch_core_session_limit(uint32_t new_limit)
return runtime.session_limit;
}
SWITCH_DECLARE(int32_t) set_high_priority(void)
{
#ifdef __linux__
struct sched_param sched = {0};
sched.sched_priority = 1;
if (sched_setscheduler(0, SCHED_RR, &sched)) {
sched.sched_priority = 0;
if (sched_setscheduler(0, SCHED_OTHER, &sched)) {
return -1;
}
}
#endif
#ifdef WIN32
SetPriorityClass(GetCurrentProcess(), HIGH_PRIORITY_CLASS);
#else
nice(-10);
#endif
#define USE_MLOCKALL
#ifdef HAVE_MLOCKALL
#ifdef USE_MLOCKALL
mlockall(MCL_CURRENT|MCL_FUTURE);
#endif
#endif
return 0;
}
SWITCH_DECLARE(void) switch_core_runtime_loop(int bg)
{
if (bg) {
bg = 0;
#ifdef WIN32
WaitForSingleObject(shutdown_event, INFINITE);
#else
runtime.running = 1;
while(runtime.running) {
switch_yield(1000000);
}
#endif
} else {
/* wait for console input */
switch_console_loop();
}
}
SWITCH_DECLARE(switch_status_t) switch_core_init(char *console, const char **err)
{
switch_xml_t xml = NULL, cfg = NULL;
@@ -3602,7 +3659,7 @@ SWITCH_DECLARE(switch_status_t) switch_core_init(char *console, const char **err
}
runtime.session_id = 1;
runtime.running = 1;
switch_core_hash_init(&runtime.session_table, runtime.memory_pool);
switch_mutex_init(&runtime.session_table_mutex, SWITCH_MUTEX_NESTED, runtime.memory_pool);
#ifdef CRASH_PROT
@@ -3662,13 +3719,6 @@ SWITCH_DECLARE(switch_status_t) switch_core_init_and_modload(char *console, cons
switch_event_fire(&event);
}
//#define USE_MLOCKALL
#ifdef HAVE_MLOCKALL
#ifdef USE_MLOCKALL
mlockall(MCL_CURRENT|MCL_FUTURE);
#endif
#endif
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "\nFreeSWITCH Version %s Started.\nCrash Protection [%s]\nMax Sessions[%u]\n\n", SWITCH_VERSION_FULL, __CP, switch_core_session_limit(0));
return SWITCH_STATUS_SUCCESS;
@@ -3696,6 +3746,31 @@ SWITCH_DECLARE(switch_time_t) switch_core_uptime(void)
return switch_time_now() - runtime.initiated;
}
SWITCH_DECLARE(int32_t) switch_core_session_ctl(switch_session_ctl_t cmd, uint32_t *val)
{
if (runtime.shutting_down) {
return -1;
}
switch (cmd) {
case SCSC_PAUSE_INBOUND:
runtime.no_new_sessions = *val;
break;
case SCSC_HUPALL:
switch_core_session_hupall(SWITCH_CAUSE_MANAGER_REQUEST);
break;
case SCSC_SHUTDOWN:
runtime.running = 0;
break;
case SCSC_CHECK_RUNNING:
*val = runtime.running;
break;
}
return 0;
}
SWITCH_DECLARE(switch_status_t) switch_core_destroy(void)
{
switch_event_t *event;
@@ -3703,9 +3778,11 @@ SWITCH_DECLARE(switch_status_t) switch_core_destroy(void)
switch_event_add_header(event, SWITCH_STACK_BOTTOM, "Event-Info", "System Shutting Down");
switch_event_fire(&event);
}
runtime.shutting_down = 1;
runtime.no_new_sessions = 1;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "End existing sessions\n");
switch_core_session_hupall();
switch_core_session_hupall(SWITCH_CAUSE_SYSTEM_SHUTDOWN);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Clean up modules.\n");
switch_loadable_module_shutdown();