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add high and low priority event queues

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git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@674 d0543943-73ff-0310-b7d9-9358b9ac24b2
This commit is contained in:
Anthony Minessale
2006-02-26 00:12:17 +00:00
parent 5782ca928c
commit 7174e8ae8a
5 changed files with 113 additions and 79 deletions
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132
src/switch_event.c
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@@ -38,22 +38,12 @@ static switch_memory_pool *RUNTIME_POOL = NULL;
static switch_memory_pool *APOOL = NULL;
static switch_memory_pool *BPOOL = NULL;
static switch_memory_pool *THRUNTIME_POOL = NULL;
static switch_queue_t *EVENT_QUEUE = NULL;
//#define MALLOC_EVENTS
#ifdef MALLOC_EVENTS
static int POOL_COUNT = 0;
#endif
static switch_queue_t *EVENT_QUEUE[3] = {0,0,0};
static int POOL_COUNT_MAX = 100;
static switch_hash *CUSTOM_HASH = NULL;
static int THREAD_RUNNING = 0;
#ifdef MALLOC_EVENTS
#define ALLOC(size) malloc(size)
#define DUP(str) strdup(str)
#else
static void *locked_alloc(size_t len)
{
void *mem;
@@ -82,7 +72,7 @@ static void *locked_dup(char *str)
#define ALLOC(size) locked_alloc(size)
#define DUP(str) locked_dup(str)
#endif
/* make sure this is synced with the switch_event_t enum in switch_types.h
also never put any new ones before EVENT_ALL
@@ -145,57 +135,61 @@ static int switch_events_match(switch_event *event, switch_event_node *node)
static void *SWITCH_THREAD_FUNC switch_event_thread(switch_thread *thread, void *obj)
{
switch_event_node *node;
switch_event *out_event = NULL;
switch_event_t e;
switch_queue_t *queue = NULL;
switch_queue_t *queues[3] = {0,0,0};
void *pop;
int i, len[3] = {0,0,0};
assert(POOL_LOCK != NULL);
assert(RUNTIME_POOL != NULL);
THREAD_RUNNING = 1;
while (THREAD_RUNNING == 1 || switch_queue_size(EVENT_QUEUE)) {
queues[0] = EVENT_QUEUE[SWITCH_PRIORITY_HIGH];
queues[1] = EVENT_QUEUE[SWITCH_PRIORITY_NORMAL];
queues[2] = EVENT_QUEUE[SWITCH_PRIORITY_LOW];
#ifdef MALLOC_EVENTS
switch_mutex_lock(POOL_LOCK);
/* <LOCKED> ----------------------------------------------- */
if (POOL_COUNT >= POOL_COUNT_MAX) {
if (THRUNTIME_POOL == APOOL) {
THRUNTIME_POOL = BPOOL;
} else {
THRUNTIME_POOL = APOOL;
while (THREAD_RUNNING == 1 ||
(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]))
) {
for(i = 0; i < 3; i++) {
queue = queues[i];
while (queue && switch_queue_trypop(queue, &pop) == SWITCH_STATUS_SUCCESS) {
out_event = pop;
switch_event_deliver(&out_event);
}
switch_pool_clear(THRUNTIME_POOL);
POOL_COUNT = 0;
}
switch_mutex_unlock(POOL_LOCK);
/* </LOCKED> ----------------------------------------------- */
#endif
while (switch_queue_trypop(EVENT_QUEUE, &pop) == SWITCH_STATUS_SUCCESS) {
out_event = pop;
for (e = out_event->event_id;; e = SWITCH_EVENT_ALL) {
for (node = EVENT_NODES[e]; node; node = node->next) {
if (switch_events_match(out_event, node)) {
out_event->bind_user_data = node->user_data;
node->callback(out_event);
}
}
if (e == SWITCH_EVENT_ALL) {
break;
}
}
switch_event_destroy(&out_event);
}
switch_yield(1000);
}
THREAD_RUNNING = 0;
return NULL;
}
SWITCH_DECLARE(void) switch_event_deliver(switch_event **event)
{
switch_event_t e;
switch_event_node *node;
for (e = (*event)->event_id;; e = SWITCH_EVENT_ALL) {
for (node = EVENT_NODES[e]; node; node = node->next) {
if (switch_events_match(*event, node)) {
(*event)->bind_user_data = node->user_data;
node->callback(*event);
}
}
if (e == SWITCH_EVENT_ALL) {
break;
}
}
switch_event_destroy(event);
}
SWITCH_DECLARE(switch_status) switch_event_running(void)
{
return THREAD_RUNNING ? SWITCH_STATUS_SUCCESS : SWITCH_STATUS_FALSE;
@@ -265,7 +259,9 @@ SWITCH_DECLARE(switch_status) switch_event_init(switch_memory_pool *pool)
}
THRUNTIME_POOL = APOOL;
switch_queue_create(&EVENT_QUEUE, POOL_COUNT_MAX + 10, THRUNTIME_POOL);
switch_queue_create(&EVENT_QUEUE[0], POOL_COUNT_MAX + 10, THRUNTIME_POOL);
switch_queue_create(&EVENT_QUEUE[1], POOL_COUNT_MAX + 10, THRUNTIME_POOL);
switch_queue_create(&EVENT_QUEUE[2], POOL_COUNT_MAX + 10, THRUNTIME_POOL);
switch_console_printf(SWITCH_CHANNEL_CONSOLE, "Activate Eventing Engine.\n");
switch_mutex_init(&BLOCK, SWITCH_MUTEX_NESTED, RUNTIME_POOL);
@@ -280,7 +276,8 @@ SWITCH_DECLARE(switch_status) switch_event_init(switch_memory_pool *pool)
}
SWITCH_DECLARE(switch_status) switch_event_create_subclass(switch_event **event, switch_event_t event_id,
SWITCH_DECLARE(switch_status) switch_event_create_subclass(switch_event **event,
switch_event_t event_id,
char *subclass_name)
{
@@ -291,9 +288,6 @@ SWITCH_DECLARE(switch_status) switch_event_create_subclass(switch_event **event,
if ((*event = ALLOC(sizeof(switch_event))) == 0) {
return SWITCH_STATUS_MEMERR;
}
#ifdef MALLOC_EVENTS
memset(*event, 0, sizeof(switch_event));
#endif
(*event)->event_id = event_id;
@@ -304,6 +298,13 @@ SWITCH_DECLARE(switch_status) switch_event_create_subclass(switch_event **event,
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(switch_status) switch_event_set_priority(switch_event *event, switch_priority_t priority)
{
event->priority = priority;
switch_event_add_header(event, SWITCH_STACK_TOP, "priority", switch_priority_name(priority));
return SWITCH_STATUS_SUCCESS;
}
SWITCH_DECLARE(char *) switch_event_get_header(switch_event *event, char *header_name)
{
switch_event_header *hp;
@@ -336,9 +337,6 @@ SWITCH_DECLARE(switch_status) switch_event_add_header(switch_event *event, switc
if ((header = ALLOC(sizeof(*header))) == 0) {
return SWITCH_STATUS_MEMERR;
}
#ifdef MALLOC_EVENTS
memset(header, 0, sizeof(*header));
#endif
header->name = DUP(header_name);
header->value = DUP(data);
@@ -380,19 +378,6 @@ SWITCH_DECLARE(switch_status) switch_event_add_body(switch_event *event, char *f
SWITCH_DECLARE(void) switch_event_destroy(switch_event **event)
{
#ifdef MALLOC_EVENTS
switch_event_header *hp, *tofree;
for (hp = (*event)->headers; hp && hp->next;) {
tofree = hp;
hp = hp->next;
free(tofree->name);
free(tofree->value);
free(tofree);
}
free((*event));
#endif
*event = NULL;
}
@@ -412,9 +397,6 @@ SWITCH_DECLARE(switch_status) switch_event_dup(switch_event **event, switch_even
if ((header = ALLOC(sizeof(*header))) == 0) {
return SWITCH_STATUS_MEMERR;
}
#ifdef MALLOC_EVENTS
memset(header, 0, sizeof(*header));
#endif
header->name = DUP(hp->name);
header->value = DUP(hp->value);
@@ -520,13 +502,9 @@ SWITCH_DECLARE(switch_status) switch_event_fire_detailed(char *file, char *func,
(*event)->event_user_data = user_data;
}
switch_queue_push(EVENT_QUEUE, *event);
switch_queue_push(EVENT_QUEUE[(*event)->priority], *event);
*event = NULL;
#ifdef MALLOC_EVENTS
POOL_COUNT++;
#endif
return SWITCH_STATUS_SUCCESS;
}