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Introducing tasks.

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This commit is contained in:
Igor Sysoev
2017-01-23 19:56:03 +03:00
parent 16cbf3c076
commit de532922d9
71 changed files with 1694 additions and 1499 deletions
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119
src/nxt_application.c
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@@ -19,17 +19,17 @@ static nxt_app_request_t *nxt_app_request_create(nxt_socket_t s,
static void nxt_app_conn_update(nxt_thread_t *thr, nxt_event_conn_t *c,
nxt_log_t *log);
static nxt_int_t nxt_app_write_finish(nxt_app_request_t *r);
static void nxt_app_buf_complettion(nxt_thread_t *thr, void *obj, void *data);
static void nxt_app_delivery_handler(nxt_thread_t *thr, void *obj, void *data);
static void nxt_app_delivery_ready(nxt_thread_t *thr, void *obj, void *data);
static void nxt_app_delivery_complettion(nxt_thread_t *thr, void *obj,
static void nxt_app_buf_completion(nxt_task_t *task, void *obj, void *data);
static void nxt_app_delivery_handler(nxt_task_t *task, void *obj, void *data);
static void nxt_app_delivery_ready(nxt_task_t *task, void *obj, void *data);
static void nxt_app_delivery_completion(nxt_task_t *task, void *obj,
void *data);
static void nxt_app_delivery_error(nxt_thread_t *thr, void *obj, void *data);
static void nxt_app_delivery_timeout(nxt_thread_t *thr, void *obj, void *data);
static void nxt_app_delivery_error(nxt_task_t *task, void *obj, void *data);
static void nxt_app_delivery_timeout(nxt_task_t *task, void *obj, void *data);
static nxt_msec_t nxt_app_delivery_timer_value(nxt_event_conn_t *c,
uintptr_t data);
static void nxt_app_delivery_done(nxt_thread_t *thr, nxt_event_conn_t *c);
static void nxt_app_close_request(nxt_thread_t *thr, nxt_app_request_t *r);
static void nxt_app_delivery_done(nxt_task_t *task, nxt_event_conn_t *c);
static void nxt_app_close_request(nxt_task_t *task, nxt_app_request_t *r);
typedef struct nxt_app_http_parse_state_s nxt_app_http_parse_state_t;
@@ -229,6 +229,13 @@ nxt_app_request_create(nxt_socket_t s, nxt_log_t *log)
c->socket.fd = s;
c->socket.data = r;
c->task.thread = nxt_thread();
c->task.log = log;
c->task.ident = log->ident;
c->socket.task = &c->task;
c->read_timer.task = &c->task;
c->write_timer.task = &c->task;
r->mem_pool = mp;
r->event_conn = c;
r->log = log;
@@ -480,8 +487,6 @@ nxt_app_http_process_headers(nxt_app_request_t *r)
static void
nxt_app_conn_update(nxt_thread_t *thr, nxt_event_conn_t *c, nxt_log_t *log)
{
static nxt_atomic_t ident = 1;
c->socket.write_ready = 1;
c->socket.log = &c->log;
@@ -490,11 +495,15 @@ nxt_app_conn_update(nxt_thread_t *thr, nxt_event_conn_t *c, nxt_log_t *log)
/* The while loop skips possible uint32_t overflow. */
while (c->log.ident == 0) {
c->log.ident = (uint32_t) nxt_atomic_fetch_add(&ident, 1);
c->log.ident = nxt_task_next_ident();
}
thr->engine->connections++;
c->task.thread = thr;
c->task.log = &c->log;
c->task.ident = c->log.ident;
c->io = thr->engine->event->io;
c->max_chunk = NXT_INT32_T_MAX;
c->sendfile = NXT_CONN_SENDFILE_UNSET;
@@ -568,10 +577,11 @@ nxt_app_http_read_body(nxt_app_request_t *r, u_char *data, size_t len)
nxt_int_t
nxt_app_write(nxt_app_request_t *r, const u_char *data, size_t len)
{
size_t free;
nxt_err_t err;
nxt_buf_t *b, *out, **next;
nxt_uint_t bufs;
size_t free;
nxt_err_t err;
nxt_buf_t *b, *out, **next;
nxt_uint_t bufs;
nxt_event_conn_t *c;
out = NULL;
next = &out;
@@ -609,9 +619,10 @@ nxt_app_write(nxt_app_request_t *r, const u_char *data, size_t len)
if (bufs == nxt_app_buf_max_number) {
bufs = 0;
*next = NULL;
c = r->event_conn;
nxt_event_engine_post(nxt_app_engine, nxt_app_delivery_handler,
r->event_conn, out, &nxt_main_log);
&c->task, c, out, &nxt_main_log);
out = NULL;
next = &out;
@@ -652,7 +663,7 @@ nxt_app_write(nxt_app_request_t *r, const u_char *data, size_t len)
return NXT_ERROR;
}
b->completion_handler = nxt_app_buf_complettion;
b->completion_handler = nxt_app_buf_completion;
nxt_app_buf_current_number++;
}
@@ -664,9 +675,10 @@ nxt_app_write(nxt_app_request_t *r, const u_char *data, size_t len)
if (out != NULL) {
*next = NULL;
c = r->event_conn;
nxt_event_engine_post(nxt_app_engine, nxt_app_delivery_handler,
r->event_conn, out, &nxt_main_log);
&c->task, c, out, &nxt_main_log);
}
return NXT_OK;
@@ -676,14 +688,15 @@ nxt_app_write(nxt_app_request_t *r, const u_char *data, size_t len)
static nxt_int_t
nxt_app_write_finish(nxt_app_request_t *r)
{
nxt_buf_t *b, *out;
nxt_buf_t *b, *out;
nxt_event_conn_t *c;
b = nxt_buf_sync_alloc(r->mem_pool, NXT_BUF_SYNC_LAST);
if (nxt_slow_path(b == NULL)) {
return NXT_ERROR;
}
b->completion_handler = nxt_app_buf_complettion;
b->completion_handler = nxt_app_buf_completion;
b->parent = (nxt_buf_t *) r;
out = r->output_buf;
@@ -696,21 +709,23 @@ nxt_app_write_finish(nxt_app_request_t *r)
out = b;
}
c = r->event_conn;
nxt_event_engine_post(nxt_app_engine, nxt_app_delivery_handler,
r->event_conn, out, &nxt_main_log);
&c->task, c, out, &nxt_main_log);
return NXT_OK;
}
static void
nxt_app_buf_complettion(nxt_thread_t *thr, void *obj, void *data)
nxt_app_buf_completion(nxt_task_t *task, void *obj, void *data)
{
nxt_buf_t *b;
b = obj;
nxt_log_debug(thr->log, "app buf completion");
nxt_debug(task, "app buf completion");
b->next = nxt_app_buf_done;
nxt_app_buf_done = b;
@@ -718,7 +733,7 @@ nxt_app_buf_complettion(nxt_thread_t *thr, void *obj, void *data)
static void
nxt_app_delivery_handler(nxt_thread_t *thr, void *obj, void *data)
nxt_app_delivery_handler(nxt_task_t *task, void *obj, void *data)
{
nxt_buf_t *b;
nxt_mem_pool_t *mp;
@@ -727,7 +742,7 @@ nxt_app_delivery_handler(nxt_thread_t *thr, void *obj, void *data)
c = obj;
b = data;
nxt_log_debug(thr->log, "app delivery handler");
nxt_debug(task, "app delivery handler");
if (c->write != NULL) {
nxt_buf_chain_add(&c->write, b);
@@ -742,21 +757,20 @@ nxt_app_delivery_handler(nxt_thread_t *thr, void *obj, void *data)
}
c->mem_pool = mp;
nxt_app_conn_update(thr, c, &nxt_main_log);
nxt_app_conn_update(task->thread, c, &nxt_main_log);
}
if (c->socket.timedout || c->socket.error != 0) {
nxt_buf_chain_add(&nxt_app_buf_done, b);
nxt_thread_work_queue_add(thr, c->write_work_queue,
nxt_app_delivery_complettion, c, NULL,
thr->log);
nxt_thread_work_queue_add(task->thread, c->write_work_queue,
nxt_app_delivery_completion, task, c, NULL);
return;
}
c->write = b;
c->write_state = &nxt_app_delivery_write_state;
nxt_event_conn_write(thr, c);
nxt_event_conn_write(task, c);
}
@@ -777,24 +791,29 @@ static const nxt_event_conn_state_t nxt_app_delivery_write_state
static void
nxt_app_delivery_ready(nxt_thread_t *thr, void *obj, void *data)
nxt_app_delivery_ready(nxt_task_t *task, void *obj, void *data)
{
nxt_event_conn_t *c;
c = obj;
nxt_thread_work_queue_add(thr, c->write_work_queue,
nxt_app_delivery_complettion, c, NULL, thr->log);
nxt_debug(task, "app delivery ready");
nxt_thread_work_queue_add(task->thread, c->write_work_queue,
nxt_app_delivery_completion, task, c, NULL);
}
static void
nxt_app_delivery_complettion(nxt_thread_t *thr, void *obj, void *data)
nxt_app_delivery_completion(nxt_task_t *task, void *obj, void *data)
{
nxt_buf_t *b, *bn, *free;
nxt_thread_t *thread;
nxt_app_request_t *r;
nxt_log_debug(thr->log, "app delivery complettion");
thread = task->thread;
nxt_debug(task, "app delivery completion");
free = NULL;
@@ -813,7 +832,7 @@ nxt_app_delivery_complettion(nxt_thread_t *thr, void *obj, void *data)
if (nxt_buf_is_last(b)) {
r = (nxt_app_request_t *) b->parent;
nxt_app_close_request(thr, r);
nxt_app_close_request(task, r);
}
}
@@ -831,35 +850,35 @@ nxt_app_delivery_complettion(nxt_thread_t *thr, void *obj, void *data)
(void) nxt_thread_mutex_unlock(&nxt_app_mutex);
nxt_thread_time_update(thr);
nxt_thread_time_update(thread);
(void) nxt_thread_cond_signal(&nxt_app_cond);
}
static void
nxt_app_delivery_error(nxt_thread_t *thr, void *obj, void *data)
nxt_app_delivery_error(nxt_task_t *task, void *obj, void *data)
{
nxt_event_conn_t *c;
c = obj;
nxt_log_debug(thr->log, "app delivery error");
nxt_debug(task, "app delivery error");
nxt_app_delivery_done(thr, c);
nxt_app_delivery_done(task, c);
}
static void
nxt_app_delivery_timeout(nxt_thread_t *thr, void *obj, void *data)
nxt_app_delivery_timeout(nxt_task_t *task, void *obj, void *data)
{
nxt_event_conn_t *c;
c = obj;
nxt_log_debug(thr->log, "app delivery timeout");
nxt_debug(task, "app delivery timeout");
nxt_app_delivery_done(thr, c);
nxt_app_delivery_done(task, c);
}
@@ -872,31 +891,33 @@ nxt_app_delivery_timer_value(nxt_event_conn_t *c, uintptr_t data)
static void
nxt_app_delivery_done(nxt_thread_t *thr, nxt_event_conn_t *c)
nxt_app_delivery_done(nxt_task_t *task, nxt_event_conn_t *c)
{
if (c->write == NULL) {
return;
}
nxt_debug(task, "app delivery done");
nxt_buf_chain_add(&nxt_app_buf_done, c->write);
c->write = NULL;
nxt_thread_work_queue_add(thr, c->write_work_queue,
nxt_app_delivery_complettion, c, NULL, thr->log);
nxt_thread_work_queue_add(task->thread, c->write_work_queue,
nxt_app_delivery_completion, task, c, NULL);
}
static void
nxt_app_close_request(nxt_thread_t *thr, nxt_app_request_t *r)
nxt_app_close_request(nxt_task_t *task, nxt_app_request_t *r)
{
nxt_event_conn_t *c;
nxt_log_debug(thr->log, "app close connection");
nxt_debug(task, "app close connection");
c = r->event_conn;
nxt_event_conn_close(thr, c);
nxt_event_conn_close(task, c);
nxt_mem_pool_destroy(c->mem_pool);
nxt_mem_pool_destroy(r->mem_pool);