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some more stuff 

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@7891 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale 2008-03-14 16:21:13 +00:00
parent 0aaef214a2
commit 179461fe6a
2 changed files with 116 additions and 204 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
src/switch_core_session.c
View File

@ -739,6 +739,7 @@ static void *SWITCH_THREAD_FUNC switch_core_session_thread(switch_thread_t * thr
switch_assert(event_str);
switch_core_memory_pool_tag(switch_core_session_get_pool(session), switch_core_session_strdup(session, event_str));
free(event_str);
switch_event_destroy(&event);
}
}

319
src/switch_event.c
View File

@ -35,7 +35,8 @@
#include <switch.h>
#include <switch_event.h>
#define MAX_DISPATCH 20
#define DISPATCH_QUEUE_LEN 1000
#define DISPATCH_QUEUE_LEN 5000
//#define DEBUG_DISPATCH_QUEUES
static int SOFT_MAX_DISPATCH = 0;
static char hostname[128] = "";
@ -44,18 +45,15 @@ static char guess_ip_v6[80] = "";
static switch_event_node_t *EVENT_NODES[SWITCH_EVENT_ALL + 1] = { NULL };
static switch_mutex_t *BLOCK = NULL;
static switch_mutex_t *POOL_LOCK = NULL;
static switch_mutex_t *EVENT_QUEUE_MUTEX = NULL;
static switch_mutex_t *EVENT_QUEUE_HAVEMORE_MUTEX = NULL;
static switch_thread_cond_t *EVENT_QUEUE_CONDITIONAL = NULL;
static switch_memory_pool_t *RUNTIME_POOL = NULL;
static switch_memory_pool_t *THRUNTIME_POOL = NULL;
static switch_queue_t *EVENT_QUEUE[3] = { 0, 0, 0 };
static switch_queue_t *EVENT_DISPATCH_QUEUE[MAX_DISPATCH] = { 0 };
static int POOL_COUNT_MAX = SWITCH_CORE_QUEUE_LEN;
static switch_mutex_t *EVENT_QUEUE_MUTEX = NULL;
static switch_hash_t *CUSTOM_HASH = NULL;
static int THREAD_RUNNING = 0;
static int EVENT_QUEUE_HAVEMORE = 0;
static int THREAD_COUNT = 0;
static int SYSTEM_RUNNING = 0;
static switch_queue_t *EVENT_RECYCLE_QUEUE = NULL;
static switch_queue_t *EVENT_HEADER_RECYCLE_QUEUE = NULL;
static void launch_dispatch_threads(int max, int len, switch_memory_pool_t *pool);
@ -176,9 +174,61 @@ static int switch_events_match(switch_event_t *event, switch_event_node_t *node)
static void *SWITCH_THREAD_FUNC switch_event_dispatch_thread(switch_thread_t * thread, void *obj)
{
switch_queue_t *queue = (switch_queue_t *) obj;
int THREAD_RUNNING = 1;
int my_id = 0;
switch_mutex_lock(EVENT_QUEUE_MUTEX);
THREAD_COUNT++;
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
for (my_id = 0; my_id < MAX_DISPATCH; my_id++) {
if (EVENT_DISPATCH_QUEUE[my_id] == queue) {
break;
}
}
for(;;) {
void *pop = NULL;
switch_event_t *event = NULL;
if (switch_queue_pop(queue, &pop) != SWITCH_STATUS_SUCCESS) {
break;
}
if (!pop) {
break;
}
event = (switch_event_t *) pop;
switch_event_deliver(&event);
}
switch_mutex_lock(EVENT_QUEUE_MUTEX);
THREAD_COUNT--;
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
while (THREAD_RUNNING == 1) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Dispatch Thread %d Ended.\n", my_id);
return NULL;
}
static void *SWITCH_THREAD_FUNC switch_event_thread(switch_thread_t * thread, void *obj)
{
switch_queue_t *queue = (switch_queue_t *) obj;
int index = 0;
int my_id = 0;
switch_mutex_lock(EVENT_QUEUE_MUTEX);
THREAD_COUNT++;
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
for (my_id = 0; my_id < MAX_DISPATCH; my_id++) {
if (EVENT_QUEUE[my_id] == queue) {
break;
}
}
for(;;) {
void *pop = NULL;
switch_event_t *event = NULL;
@ -191,135 +241,34 @@ static void *SWITCH_THREAD_FUNC switch_event_dispatch_thread(switch_thread_t * t
}
event = (switch_event_t *) pop;
switch_event_deliver(&event);
while(event) {
for (index = 0; index < SOFT_MAX_DISPATCH; index++) {
if (switch_queue_trypush(EVENT_DISPATCH_QUEUE[index], event) == SWITCH_STATUS_SUCCESS) {
event = NULL;
break;
}
}
if (event) {
if (SOFT_MAX_DISPATCH+1 < MAX_DISPATCH) {
switch_mutex_lock(EVENT_QUEUE_MUTEX);
launch_dispatch_threads(SOFT_MAX_DISPATCH+1, DISPATCH_QUEUE_LEN, RUNTIME_POOL);
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
}
}
}
}
THREAD_RUNNING = 0;
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Dispatch Ended.\n");
switch_mutex_lock(EVENT_QUEUE_MUTEX);
THREAD_COUNT--;
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Event Thread %d Ended.\n", my_id);
return NULL;
}
static void *SWITCH_THREAD_FUNC switch_event_thread(switch_thread_t * thread, void *obj)
{
switch_event_t *out_event = NULL;
switch_queue_t *queue = NULL;
switch_queue_t *queues[3] = { 0, 0, 0 };
void *pop;
int i, len[3] = { 0, 0, 0 };
int index = 0;
switch_assert(thread != NULL);
switch_assert(obj == NULL);
switch_assert(POOL_LOCK != NULL);
switch_assert(RUNTIME_POOL != NULL);
switch_assert(EVENT_QUEUE_MUTEX != NULL);
switch_assert(EVENT_QUEUE_HAVEMORE_MUTEX != NULL);
switch_assert(EVENT_QUEUE_CONDITIONAL != NULL);
THREAD_RUNNING = 1;
queues[0] = EVENT_QUEUE[SWITCH_PRIORITY_HIGH];
queues[1] = EVENT_QUEUE[SWITCH_PRIORITY_NORMAL];
queues[2] = EVENT_QUEUE[SWITCH_PRIORITY_LOW];
switch_mutex_lock(EVENT_QUEUE_MUTEX);
for (;;) {
int any;
len[1] = switch_queue_size(EVENT_QUEUE[SWITCH_PRIORITY_NORMAL]);
len[2] = switch_queue_size(EVENT_QUEUE[SWITCH_PRIORITY_LOW]);
len[0] = switch_queue_size(EVENT_QUEUE[SWITCH_PRIORITY_HIGH]);
any = len[1] + len[2] + len[0];
if (!any) {
/* lock on havemore so we are the only ones poking at it while we check it
* see if we saw anything in the queues or have a check again flag
*/
switch_mutex_lock(EVENT_QUEUE_HAVEMORE_MUTEX);
if (!EVENT_QUEUE_HAVEMORE) {
/* See if we need to quit */
if (THREAD_RUNNING != 1) {
/* give up our lock */
switch_mutex_unlock(EVENT_QUEUE_HAVEMORE_MUTEX);
/* game over */
break;
}
/* give up our lock */
switch_mutex_unlock(EVENT_QUEUE_HAVEMORE_MUTEX);
/* wait until someone tells us we have something to do */
switch_thread_cond_wait(EVENT_QUEUE_CONDITIONAL, EVENT_QUEUE_MUTEX);
} else {
/* Caught a race, one of the queues was updated after we looked at it
* reset our flag
*/
EVENT_QUEUE_HAVEMORE = 0;
/* give up our lock */
switch_mutex_unlock(EVENT_QUEUE_HAVEMORE_MUTEX);
}
/* go grab some events */
continue;
}
for (i = 0; i < 3; i++) {
if (len[i]) {
queue = queues[i];
while (queue) {
if (switch_queue_trypop(queue, &pop) == SWITCH_STATUS_SUCCESS) {
out_event = pop;
if (!pop) {
continue;
}
retry:
for (index = 0; index < SOFT_MAX_DISPATCH; index++) {
if (switch_queue_trypush(EVENT_DISPATCH_QUEUE[index], out_event) == SWITCH_STATUS_SUCCESS) {
out_event = NULL;
break;
}
}
if (out_event) {
switch_yield(1000);
if (SOFT_MAX_DISPATCH+1 < MAX_DISPATCH) {
launch_dispatch_threads(SOFT_MAX_DISPATCH+1, DISPATCH_QUEUE_LEN, RUNTIME_POOL);
}
goto retry;
}
#ifdef DEBUG_DISPATCH_QUEUES
printf ("SIZE ");
for (index = 0; index < SOFT_MAX_DISPATCH; index++) {
printf ("%d ", switch_queue_size(EVENT_DISPATCH_QUEUE[index]));
}
printf("\n");
#endif
} else {
break;
}
}
}
}
if (THREAD_RUNNING < 0) {
THREAD_RUNNING--;
}
}
THREAD_RUNNING = 0;
return NULL;
}
SWITCH_DECLARE(void) switch_event_deliver(switch_event_t **event)
{
@ -344,7 +293,7 @@ SWITCH_DECLARE(void) switch_event_deliver(switch_event_t **event)
SWITCH_DECLARE(switch_status_t) switch_event_running(void)
{
return THREAD_RUNNING ? SWITCH_STATUS_SUCCESS : SWITCH_STATUS_FALSE;
return SYSTEM_RUNNING ? SWITCH_STATUS_SUCCESS : SWITCH_STATUS_FALSE;
}
SWITCH_DECLARE(char *) switch_event_name(switch_event_types_t event)
@ -417,47 +366,29 @@ SWITCH_DECLARE(switch_status_t) switch_event_shutdown(void)
{
int x = 0, last = 0;
if (THREAD_RUNNING > 0) {
THREAD_RUNNING = -1;
switch_mutex_lock(EVENT_QUEUE_MUTEX);
SYSTEM_RUNNING = 0;
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
/* lock on havemore to make sure the event thread, if currently running
* doesn't check the HAVEMORE flag before we set it
*/
switch_mutex_lock(EVENT_QUEUE_HAVEMORE_MUTEX);
/* see if the event thread is sitting */
if (switch_mutex_trylock(EVENT_QUEUE_MUTEX) == SWITCH_STATUS_SUCCESS) {
/* we don't need havemore anymore, the thread was sitting already */
switch_mutex_unlock(EVENT_QUEUE_HAVEMORE_MUTEX);
/* wake up the event thread */
switch_thread_cond_signal(EVENT_QUEUE_CONDITIONAL);
/* give up our lock */
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
} else {
/* it wasn't waiting which means we might have updated a queue it already looked at
* set a flag so it knows to read the queues again
*/
EVENT_QUEUE_HAVEMORE = 1;
/* variable updated, give up the mutex */
switch_mutex_unlock(EVENT_QUEUE_HAVEMORE_MUTEX);
}
for(x = 0; x < SOFT_MAX_DISPATCH; x++) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Stopping dispatch queue %d\n", x);
switch_queue_trypush(EVENT_DISPATCH_QUEUE[x], NULL);
}
while (x < 10000 && THREAD_RUNNING) {
switch_yield(1000);
if (THREAD_RUNNING == last) {
x++;
}
last = THREAD_RUNNING;
}
for(x = 0; x < 3; x++) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Stopping event queue %d\n", x);
switch_queue_push(EVENT_QUEUE[x], NULL);
}
for(x = 0; x < SOFT_MAX_DISPATCH; x++) {
switch_log_printf(SWITCH_CHANNEL_LOG, SWITCH_LOG_CONSOLE, "Stopping dispatch queue %d\n", x);
switch_queue_push(EVENT_DISPATCH_QUEUE[x], NULL);
}
while (x < 10000 && THREAD_COUNT) {
switch_yield(1000);
if (THREAD_COUNT == last) {
x++;
}
last = THREAD_COUNT;
}
switch_core_hash_destroy(&CUSTOM_HASH);
switch_core_memory_reclaim_events();
@ -517,18 +448,24 @@ SWITCH_DECLARE(switch_status_t) switch_event_init(switch_memory_pool_t *pool)
switch_mutex_init(&BLOCK, SWITCH_MUTEX_NESTED, RUNTIME_POOL);
switch_mutex_init(&POOL_LOCK, SWITCH_MUTEX_NESTED, RUNTIME_POOL);
switch_mutex_init(&EVENT_QUEUE_MUTEX, SWITCH_MUTEX_NESTED, RUNTIME_POOL);
switch_mutex_init(&EVENT_QUEUE_HAVEMORE_MUTEX, SWITCH_MUTEX_NESTED, RUNTIME_POOL);
switch_thread_cond_create(&EVENT_QUEUE_CONDITIONAL, RUNTIME_POOL);
switch_core_hash_init(&CUSTOM_HASH, RUNTIME_POOL);
switch_threadattr_stacksize_set(thd_attr, SWITCH_THREAD_STACKSIZE);
switch_threadattr_priority_increase(thd_attr);
launch_dispatch_threads(1, DISPATCH_QUEUE_LEN, RUNTIME_POOL);
switch_thread_create(&thread, thd_attr, switch_event_thread, NULL, RUNTIME_POOL);
while (!THREAD_RUNNING) {
switch_thread_create(&thread, thd_attr, switch_event_thread, EVENT_QUEUE[0], RUNTIME_POOL);
switch_thread_create(&thread, thd_attr, switch_event_thread, EVENT_QUEUE[1], RUNTIME_POOL);
switch_thread_create(&thread, thd_attr, switch_event_thread, EVENT_QUEUE[2], RUNTIME_POOL);
while (!THREAD_COUNT) {
switch_yield(1000);
}
switch_mutex_lock(EVENT_QUEUE_MUTEX);
SYSTEM_RUNNING = 1;
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
return SWITCH_STATUS_SUCCESS;
}
@ -969,12 +906,10 @@ SWITCH_DECLARE(switch_status_t) switch_event_fire_detailed(const char *file, con
switch_assert(BLOCK != NULL);
switch_assert(RUNTIME_POOL != NULL);
switch_assert(EVENT_QUEUE_HAVEMORE_MUTEX != NULL);
switch_assert(EVENT_QUEUE_MUTEX != NULL);
switch_assert(EVENT_QUEUE_CONDITIONAL != NULL);
switch_assert(RUNTIME_POOL != NULL);
if (THREAD_RUNNING <= 0) {
if (SYSTEM_RUNNING <= 0) {
/* sorry we're closed */
switch_event_destroy(event);
return SWITCH_STATUS_FALSE;
@ -1005,32 +940,8 @@ SWITCH_DECLARE(switch_status_t) switch_event_fire_detailed(const char *file, con
(*event)->event_user_data = user_data;
}
switch_queue_push(EVENT_QUEUE[(*event)->priority], *event);
/* lock on havemore to make sure he event thread, if currently running
* doesn't check the HAVEMORE flag before we set it
*/
switch_mutex_lock(EVENT_QUEUE_HAVEMORE_MUTEX);
/* see if the event thread is sitting */
if (switch_mutex_trylock(EVENT_QUEUE_MUTEX) == SWITCH_STATUS_SUCCESS) {
/* we don't need havemore anymore, the thread was sitting already */
switch_mutex_unlock(EVENT_QUEUE_HAVEMORE_MUTEX);
/* wake up the event thread */
switch_thread_cond_signal(EVENT_QUEUE_CONDITIONAL);
/* give up our lock */
switch_mutex_unlock(EVENT_QUEUE_MUTEX);
} else {
/* it wasn't waiting which means we might have updated a queue it already looked at
* set a flag so it knows to read the queues again
*/
EVENT_QUEUE_HAVEMORE = 1;
/* variable updated, give up the mutex */
switch_mutex_unlock(EVENT_QUEUE_HAVEMORE_MUTEX);
}
*event = NULL;
return SWITCH_STATUS_SUCCESS;