nginx: src/core/ngx_thread

annotate src/core/ngx_thread_pool.c @ 6025:32099b107191

Thread pools: keep waiting tasks counter in ngx_thread_pool_t. It's not needed for completed tasks queue. No functional changes.

author	Ruslan Ermilov <ru@nginx.com>
date	Thu, 19 Mar 2015 23:19:35 +0300
parents	466bd63b63d1
children	25fda43e3bcb

rev	line source
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	1
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	2 /*
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	3 * Copyright (C) Nginx, Inc.
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	4 * Copyright (C) Valentin V. Bartenev
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	5 * Copyright (C) Ruslan Ermilov
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	6 */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	7
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	8
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	9 #include <ngx_config.h>
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	10 #include <ngx_core.h>
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	11 #include <ngx_thread_pool.h>
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	12
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	13
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	14 typedef struct {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	15 ngx_array_t pools;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	16 } ngx_thread_pool_conf_t;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	17
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	18
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	19 typedef struct {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	20 ngx_thread_mutex_t mtx;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	21 ngx_thread_task_t *first;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	22 ngx_thread_task_t **last;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	23 } ngx_thread_pool_queue_t;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	24
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	25
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	26 struct ngx_thread_pool_s {
6025 32099b107191 Thread pools: keep waiting tasks counter in ngx_thread_pool_t. Ruslan Ermilov <ru@nginx.com> parents: 6018 diff changeset	27 ngx_thread_pool_queue_t queue;
32099b107191 Thread pools: keep waiting tasks counter in ngx_thread_pool_t. Ruslan Ermilov <ru@nginx.com> parents: 6018 diff changeset	28 ngx_uint_t waiting;
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	29 ngx_thread_cond_t cond;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	30
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	31 ngx_log_t *log;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	32 ngx_pool_t *pool;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	33
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	34 ngx_str_t name;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	35 ngx_uint_t threads;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	36 ngx_uint_t max_queue;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	37
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	38 u_char *file;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	39 ngx_uint_t line;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	40 };
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	41
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	42
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	43 static ngx_int_t ngx_thread_pool_init(ngx_thread_pool_t tp, ngx_log_t log,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	44 ngx_pool_t *pool);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	45 static ngx_int_t ngx_thread_pool_queue_init(ngx_thread_pool_queue_t *queue,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	46 ngx_log_t *log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	47 static ngx_int_t ngx_thread_pool_queue_destroy(ngx_thread_pool_queue_t *queue,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	48 ngx_log_t *log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	49 static void ngx_thread_pool_destroy(ngx_thread_pool_t *tp);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	50
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	51 static void ngx_thread_pool_cycle(void data);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	52 static void ngx_thread_pool_handler(ngx_event_t *ev);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	53
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	54 static char ngx_thread_pool(ngx_conf_t cf, ngx_command_t cmd, void conf);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	55
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	56 static void ngx_thread_pool_create_conf(ngx_cycle_t cycle);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	57 static char ngx_thread_pool_init_conf(ngx_cycle_t cycle, void *conf);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	58
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	59 static ngx_int_t ngx_thread_pool_init_worker(ngx_cycle_t *cycle);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	60 static void ngx_thread_pool_exit_worker(ngx_cycle_t *cycle);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	61
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	62
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	63 static ngx_command_t ngx_thread_pool_commands[] = {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	64
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	65 { ngx_string("thread_pool"),
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	66 NGX_MAIN_CONF\|NGX_DIRECT_CONF\|NGX_CONF_TAKE23,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	67 ngx_thread_pool,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	68 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	69 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	70 NULL },
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	71
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	72 ngx_null_command
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	73 };
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	74
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	75
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	76 static ngx_core_module_t ngx_thread_pool_module_ctx = {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	77 ngx_string("thread_pool"),
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	78 ngx_thread_pool_create_conf,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	79 ngx_thread_pool_init_conf
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	80 };
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	81
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	82
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	83 ngx_module_t ngx_thread_pool_module = {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	84 NGX_MODULE_V1,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	85 &ngx_thread_pool_module_ctx, /* module context */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	86 ngx_thread_pool_commands, /* module directives */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	87 NGX_CORE_MODULE, /* module type */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	88 NULL, /* init master */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	89 NULL, /* init module */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	90 ngx_thread_pool_init_worker, /* init process */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	91 NULL, /* init thread */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	92 NULL, /* exit thread */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	93 ngx_thread_pool_exit_worker, /* exit process */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	94 NULL, /* exit master */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	95 NGX_MODULE_V1_PADDING
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	96 };
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	97
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	98
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	99 static ngx_str_t ngx_thread_pool_default = ngx_string("default");
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	100
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	101 static ngx_uint_t ngx_thread_pool_task_id;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	102 static ngx_thread_pool_queue_t ngx_thread_pool_done;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	103
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	104
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	105 static ngx_int_t
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	106 ngx_thread_pool_init(ngx_thread_pool_t tp, ngx_log_t log, ngx_pool_t *pool)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	107 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	108 int err;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	109 pthread_t tid;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	110 ngx_uint_t n;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	111 pthread_attr_t attr;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	112
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	113 if (ngx_notify == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	114 ngx_log_error(NGX_LOG_ALERT, log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	115 "the configured event method cannot be used with thread pools");
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	116 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	117 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	118
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	119 if (ngx_thread_pool_queue_init(&tp->queue, log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	120 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	121 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	122
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	123 if (ngx_thread_cond_create(&tp->cond, log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	124 (void) ngx_thread_pool_queue_destroy(&tp->queue, log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	125 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	126 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	127
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	128 tp->log = log;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	129 tp->pool = pool;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	130
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	131 err = pthread_attr_init(&attr);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	132 if (err) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	133 ngx_log_error(NGX_LOG_ALERT, log, err,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	134 "pthread_attr_init() failed");
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	135 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	136 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	137
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	138 #if 0
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	139 err = pthread_attr_setstacksize(&attr, PTHREAD_STACK_MIN);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	140 if (err) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	141 ngx_log_error(NGX_LOG_ALERT, log, err,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	142 "pthread_attr_setstacksize() failed");
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	143 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	144 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	145 #endif
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	146
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	147 for (n = 0; n < tp->threads; n++) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	148 err = pthread_create(&tid, &attr, ngx_thread_pool_cycle, tp);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	149 if (err) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	150 ngx_log_error(NGX_LOG_ALERT, log, err,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	151 "pthread_create() failed");
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	152 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	153 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	154 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	155
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	156 (void) pthread_attr_destroy(&attr);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	157
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	158 return NGX_OK;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	159 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	160
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	161
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	162 static ngx_int_t
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	163 ngx_thread_pool_queue_init(ngx_thread_pool_queue_t queue, ngx_log_t log)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	164 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	165 queue->first = NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	166 queue->last = &queue->first;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	167
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	168 return ngx_thread_mutex_create(&queue->mtx, log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	169 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	170
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	171
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	172 static ngx_int_t
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	173 ngx_thread_pool_queue_destroy(ngx_thread_pool_queue_t queue, ngx_log_t log)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	174 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	175 return ngx_thread_mutex_destroy(&queue->mtx, log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	176 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	177
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	178
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	179 static void
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	180 ngx_thread_pool_destroy(ngx_thread_pool_t *tp)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	181 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	182 /* TODO: exit threads */
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	183
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	184 (void) ngx_thread_cond_destroy(&tp->cond, tp->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	185 (void) ngx_thread_pool_queue_destroy(&tp->queue, tp->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	186 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	187
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	188
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	189 ngx_thread_task_t *
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	190 ngx_thread_task_alloc(ngx_pool_t *pool, size_t size)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	191 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	192 ngx_thread_task_t *task;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	193
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	194 task = ngx_pcalloc(pool, sizeof(ngx_thread_task_t) + size);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	195 if (task == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	196 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	197 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	198
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	199 task->ctx = task + 1;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	200
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	201 return task;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	202 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	203
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	204
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	205 ngx_int_t
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	206 ngx_thread_task_post(ngx_thread_pool_t tp, ngx_thread_task_t task)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	207 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	208 if (task->event.active) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	209 ngx_log_error(NGX_LOG_ALERT, tp->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	210 "task #%ui already active", task->id);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	211 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	212 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	213
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	214 if (ngx_thread_mutex_lock(&tp->queue.mtx, tp->log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	215 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	216 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	217
6025 32099b107191 Thread pools: keep waiting tasks counter in ngx_thread_pool_t. Ruslan Ermilov <ru@nginx.com> parents: 6018 diff changeset	218 if (tp->waiting >= tp->max_queue) {
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	219 (void) ngx_thread_mutex_unlock(&tp->queue.mtx, tp->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	220
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	221 ngx_log_error(NGX_LOG_ERR, tp->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	222 "thread pool \"%V\" queue overflow: %ui tasks waiting",
6025 32099b107191 Thread pools: keep waiting tasks counter in ngx_thread_pool_t. Ruslan Ermilov <ru@nginx.com> parents: 6018 diff changeset	223 &tp->name, tp->waiting);
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	224 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	225 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	226
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	227 task->event.active = 1;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	228
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	229 task->id = ngx_thread_pool_task_id++;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	230 task->next = NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	231
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	232 if (ngx_thread_cond_signal(&tp->cond, tp->log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	233 (void) ngx_thread_mutex_unlock(&tp->queue.mtx, tp->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	234 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	235 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	236
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	237 *tp->queue.last = task;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	238 tp->queue.last = &task->next;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	239
6025 32099b107191 Thread pools: keep waiting tasks counter in ngx_thread_pool_t. Ruslan Ermilov <ru@nginx.com> parents: 6018 diff changeset	240 tp->waiting++;
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	241
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	242 (void) ngx_thread_mutex_unlock(&tp->queue.mtx, tp->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	243
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	244 ngx_log_debug2(NGX_LOG_DEBUG_CORE, tp->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	245 "task #%ui added to thread pool \"%V\"",
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	246 task->id, &tp->name);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	247
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	248 return NGX_OK;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	249 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	250
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	251
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	252 static void *
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	253 ngx_thread_pool_cycle(void *data)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	254 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	255 ngx_thread_pool_t *tp = data;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	256
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	257 int err;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	258 sigset_t set;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	259 ngx_thread_task_t *task;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	260
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	261 #if 0
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	262 ngx_time_update();
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	263 #endif
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	264
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	265 ngx_log_debug1(NGX_LOG_DEBUG_CORE, tp->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	266 "thread in pool \"%V\" started", &tp->name);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	267
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	268 sigfillset(&set);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	269
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	270 sigdelset(&set, SIGILL);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	271 sigdelset(&set, SIGFPE);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	272 sigdelset(&set, SIGSEGV);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	273 sigdelset(&set, SIGBUS);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	274
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	275 err = pthread_sigmask(SIG_BLOCK, &set, NULL);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	276 if (err) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	277 ngx_log_error(NGX_LOG_ALERT, tp->log, err, "pthread_sigmask() failed");
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	278 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	279 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	280
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	281 for ( ;; ) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	282 if (ngx_thread_mutex_lock(&tp->queue.mtx, tp->log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	283 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	284 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	285
6025 32099b107191 Thread pools: keep waiting tasks counter in ngx_thread_pool_t. Ruslan Ermilov <ru@nginx.com> parents: 6018 diff changeset	286 while (tp->waiting == 0) {
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	287 if (ngx_thread_cond_wait(&tp->cond, &tp->queue.mtx, tp->log)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	288 != NGX_OK)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	289 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	290 (void) ngx_thread_mutex_unlock(&tp->queue.mtx, tp->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	291 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	292 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	293 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	294
6025 32099b107191 Thread pools: keep waiting tasks counter in ngx_thread_pool_t. Ruslan Ermilov <ru@nginx.com> parents: 6018 diff changeset	295 tp->waiting--;
6018 466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	296
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	297 task = tp->queue.first;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	298 tp->queue.first = task->next;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	299
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	300 if (tp->queue.first == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	301 tp->queue.last = &tp->queue.first;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	302 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	303
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	304 if (ngx_thread_mutex_unlock(&tp->queue.mtx, tp->log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	305 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	306 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	307
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	308 #if 0
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	309 ngx_time_update();
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	310 #endif
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	311
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	312 ngx_log_debug2(NGX_LOG_DEBUG_CORE, tp->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	313 "run task #%ui in thread pool \"%V\"",
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	314 task->id, &tp->name);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	315
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	316 task->handler(task->ctx, tp->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	317
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	318 ngx_log_debug2(NGX_LOG_DEBUG_CORE, tp->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	319 "complete task #%ui in thread pool \"%V\"",
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	320 task->id, &tp->name);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	321
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	322 task->next = NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	323
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	324 if (ngx_thread_mutex_lock(&ngx_thread_pool_done.mtx, tp->log)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	325 != NGX_OK)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	326 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	327 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	328 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	329
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	330 *ngx_thread_pool_done.last = task;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	331 ngx_thread_pool_done.last = &task->next;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	332
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	333 if (ngx_thread_mutex_unlock(&ngx_thread_pool_done.mtx, tp->log)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	334 != NGX_OK)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	335 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	336 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	337 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	338
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	339 (void) ngx_notify(ngx_thread_pool_handler);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	340 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	341 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	342
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	343
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	344 static void
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	345 ngx_thread_pool_handler(ngx_event_t *ev)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	346 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	347 ngx_event_t *event;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	348 ngx_thread_task_t *task;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	349
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	350 ngx_log_debug0(NGX_LOG_DEBUG_CORE, ev->log, 0, "thread pool handler");
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	351
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	352 if (ngx_thread_mutex_lock(&ngx_thread_pool_done.mtx, ev->log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	353 return;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	354 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	355
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	356 task = ngx_thread_pool_done.first;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	357 ngx_thread_pool_done.first = NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	358 ngx_thread_pool_done.last = &ngx_thread_pool_done.first;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	359
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	360 if (ngx_thread_mutex_unlock(&ngx_thread_pool_done.mtx, ev->log) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	361 return;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	362 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	363
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	364 while (task) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	365 ngx_log_debug1(NGX_LOG_DEBUG_CORE, ev->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	366 "run completion handler for task #%ui", task->id);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	367
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	368 event = &task->event;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	369 task = task->next;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	370
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	371 event->complete = 1;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	372 event->active = 0;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	373
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	374 event->handler(event);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	375 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	376 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	377
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	378
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	379 static void *
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	380 ngx_thread_pool_create_conf(ngx_cycle_t *cycle)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	381 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	382 ngx_thread_pool_conf_t *tcf;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	383
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	384 tcf = ngx_pcalloc(cycle->pool, sizeof(ngx_thread_pool_conf_t));
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	385 if (tcf == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	386 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	387 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	388
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	389 if (ngx_array_init(&tcf->pools, cycle->pool, 4,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	390 sizeof(ngx_thread_pool_t *))
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	391 != NGX_OK)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	392 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	393 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	394 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	395
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	396 return tcf;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	397 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	398
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	399
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	400 static char *
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	401 ngx_thread_pool_init_conf(ngx_cycle_t cycle, void conf)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	402 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	403 ngx_thread_pool_conf_t *tcf = conf;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	404
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	405 ngx_uint_t i;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	406 ngx_thread_pool_t **tpp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	407
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	408 tpp = tcf->pools.elts;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	409
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	410 for (i = 0; i < tcf->pools.nelts; i++) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	411
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	412 if (tpp[i]->threads) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	413 continue;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	414 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	415
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	416 if (tpp[i]->name.len == ngx_thread_pool_default.len
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	417 && ngx_strncmp(tpp[i]->name.data, ngx_thread_pool_default.data,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	418 ngx_thread_pool_default.len)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	419 == 0)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	420 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	421 tpp[i]->threads = 32;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	422 tpp[i]->max_queue = 65536;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	423 continue;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	424 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	425
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	426 ngx_log_error(NGX_LOG_EMERG, cycle->log, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	427 "unknown thread pool \"%V\" in %s:%ui",
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	428 &tpp[i]->name, tpp[i]->file, tpp[i]->line);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	429
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	430 return NGX_CONF_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	431 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	432
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	433 return NGX_CONF_OK;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	434 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	435
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	436
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	437 static char *
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	438 ngx_thread_pool(ngx_conf_t cf, ngx_command_t cmd, void *conf)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	439 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	440 ngx_str_t *value;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	441 ngx_uint_t i;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	442 ngx_thread_pool_t *tp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	443
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	444 value = cf->args->elts;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	445
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	446 tp = ngx_thread_pool_add(cf, &value[1]);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	447
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	448 if (tp == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	449 return NGX_CONF_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	450 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	451
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	452 if (tp->threads) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	453 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	454 "duplicate thread pool \"%V\"", &tp->name);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	455 return NGX_CONF_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	456 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	457
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	458 tp->max_queue = 65536;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	459
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	460 for (i = 2; i < cf->args->nelts; i++) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	461
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	462 if (ngx_strncmp(value[i].data, "threads=", 8) == 0) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	463
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	464 tp->threads = ngx_atoi(value[i].data + 8, value[i].len - 8);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	465
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	466 if (tp->threads == (ngx_uint_t) NGX_ERROR \|\| tp->threads == 0) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	467 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	468 "invalid threads value \"%V\"", &value[i]);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	469 return NGX_CONF_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	470 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	471
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	472 continue;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	473 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	474
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	475 if (ngx_strncmp(value[i].data, "max_queue=", 10) == 0) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	476
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	477 tp->max_queue = ngx_atoi(value[i].data + 10, value[i].len - 10);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	478
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	479 if (tp->max_queue == (ngx_uint_t) NGX_ERROR) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	480 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	481 "invalid max_queue value \"%V\"", &value[i]);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	482 return NGX_CONF_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	483 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	484
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	485 continue;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	486 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	487 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	488
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	489 if (tp->threads == 0) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	490 ngx_conf_log_error(NGX_LOG_EMERG, cf, 0,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	491 "\"%V\" must have \"threads\" parameter",
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	492 &cmd->name);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	493 return NGX_CONF_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	494 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	495
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	496 return NGX_CONF_OK;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	497 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	498
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	499
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	500 ngx_thread_pool_t *
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	501 ngx_thread_pool_add(ngx_conf_t cf, ngx_str_t name)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	502 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	503 ngx_thread_pool_t tp, *tpp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	504 ngx_thread_pool_conf_t *tcf;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	505
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	506 if (name == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	507 name = &ngx_thread_pool_default;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	508 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	509
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	510 tp = ngx_thread_pool_get(cf->cycle, name);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	511
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	512 if (tp) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	513 return tp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	514 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	515
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	516 tp = ngx_pcalloc(cf->pool, sizeof(ngx_thread_pool_t));
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	517 if (tp == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	518 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	519 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	520
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	521 tp->name = *name;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	522 tp->file = cf->conf_file->file.name.data;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	523 tp->line = cf->conf_file->line;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	524
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	525 tcf = (ngx_thread_pool_conf_t *) ngx_get_conf(cf->cycle->conf_ctx,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	526 ngx_thread_pool_module);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	527
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	528 tpp = ngx_array_push(&tcf->pools);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	529 if (tpp == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	530 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	531 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	532
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	533 *tpp = tp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	534
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	535 return tp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	536 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	537
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	538
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	539 ngx_thread_pool_t *
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	540 ngx_thread_pool_get(ngx_cycle_t cycle, ngx_str_t name)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	541 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	542 ngx_uint_t i;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	543 ngx_thread_pool_t **tpp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	544 ngx_thread_pool_conf_t *tcf;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	545
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	546 tcf = (ngx_thread_pool_conf_t *) ngx_get_conf(cycle->conf_ctx,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	547 ngx_thread_pool_module);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	548
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	549 tpp = tcf->pools.elts;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	550
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	551 for (i = 0; i < tcf->pools.nelts; i++) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	552
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	553 if (tpp[i]->name.len == name->len
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	554 && ngx_strncmp(tpp[i]->name.data, name->data, name->len) == 0)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	555 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	556 return tpp[i];
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	557 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	558 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	559
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	560 return NULL;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	561 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	562
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	563
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	564 static ngx_int_t
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	565 ngx_thread_pool_init_worker(ngx_cycle_t *cycle)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	566 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	567 ngx_uint_t i;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	568 ngx_thread_pool_t **tpp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	569 ngx_thread_pool_conf_t *tcf;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	570
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	571 if (ngx_process != NGX_PROCESS_WORKER
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	572 && ngx_process != NGX_PROCESS_SINGLE)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	573 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	574 return NGX_OK;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	575 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	576
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	577 tcf = (ngx_thread_pool_conf_t *) ngx_get_conf(cycle->conf_ctx,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	578 ngx_thread_pool_module);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	579
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	580 if (tcf == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	581 return NGX_OK;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	582 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	583
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	584 if (ngx_thread_pool_queue_init(&ngx_thread_pool_done, cycle->log)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	585 != NGX_OK)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	586 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	587 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	588 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	589
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	590 tpp = tcf->pools.elts;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	591
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	592 for (i = 0; i < tcf->pools.nelts; i++) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	593 if (ngx_thread_pool_init(tpp[i], cycle->log, cycle->pool) != NGX_OK) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	594 return NGX_ERROR;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	595 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	596 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	597
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	598 return NGX_OK;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	599 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	600
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	601
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	602 static void
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	603 ngx_thread_pool_exit_worker(ngx_cycle_t *cycle)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	604 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	605 ngx_uint_t i;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	606 ngx_thread_pool_t **tpp;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	607 ngx_thread_pool_conf_t *tcf;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	608
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	609 if (ngx_process != NGX_PROCESS_WORKER
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	610 && ngx_process != NGX_PROCESS_SINGLE)
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	611 {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	612 return;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	613 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	614
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	615 tcf = (ngx_thread_pool_conf_t *) ngx_get_conf(cycle->conf_ctx,
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	616 ngx_thread_pool_module);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	617
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	618 if (tcf == NULL) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	619 return;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	620 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	621
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	622 tpp = tcf->pools.elts;
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	623
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	624 for (i = 0; i < tcf->pools.nelts; i++) {
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	625 ngx_thread_pool_destroy(tpp[i]);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	626 }
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	627
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	628 (void) ngx_thread_pool_queue_destroy(&ngx_thread_pool_done, cycle->log);
466bd63b63d1 Thread pools implementation. Valentin Bartenev <vbart@nginx.com> parents: diff changeset	629 }

Mercurial > hg > nginx

annotate src/core/ngx_thread_pool.c @ 6025:32099b107191