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swoole_client.c
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swoole_client.c
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/*
+----------------------------------------------------------------------+
| Swoole |
+----------------------------------------------------------------------+
| This source file is subject to version 2.0 of the Apache license, |
| that is bundled with this package in the file LICENSE, and is |
| available through the world-wide-web at the following url: |
| http://www.apache.org/licenses/LICENSE-2.0.html |
| If you did not receive a copy of the Apache2.0 license and are unable|
| to obtain it through the world-wide-web, please send a note to |
| license@php.net so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Tianfeng Han <mikan.tenny@gmail.com> |
+----------------------------------------------------------------------+
*/
#include "php_swoole.h"
#include "php_streams.h"
#include "php_network.h"
#include "ext/standard/basic_functions.h"
#ifdef SW_SOCKETS
#if PHP_VERSION_ID >= 50301 && (HAVE_SOCKETS || defined(COMPILE_DL_SOCKETS))
#include "ext/sockets/php_sockets.h"
#define SWOOLE_SOCKETS_SUPPORT
#else
#error "Enable sockets support, But no sockets extension"
#endif
#endif
#define php_sw_client_onConnect "onConnect"
#define php_sw_client_onReceive "onReceive"
#define php_sw_client_onClose "onClose"
#define php_sw_client_onError "onError"
typedef struct
{
zval *cb_read;
zval *cb_write;
zval *socket;
} swoole_reactor_fd;
uint8_t php_sw_reactor_wait_onexit = 0;
uint8_t php_sw_reactor_ok = 0;
uint8_t php_sw_in_client = 0;
static uint8_t php_sw_event_wait = 0;
static char *php_sw_callbacks[PHP_CLIENT_CALLBACK_NUM] =
{
php_sw_client_onConnect,
php_sw_client_onReceive,
php_sw_client_onClose,
php_sw_client_onError,
};
const zend_function_entry swoole_client_methods[] =
{
PHP_ME(swoole_client, __construct, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_CTOR)
PHP_ME(swoole_client, connect, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, recv, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, send, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, sendfile, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, isConnected, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, close, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, on, NULL, ZEND_ACC_PUBLIC)
PHP_FE_END
};
HashTable php_sw_long_connections;
zend_class_entry swoole_client_ce;
zend_class_entry *swoole_client_class_entry_ptr;
static int php_swoole_client_event_add(zval *sock_array, fd_set *fds, int *max_fd TSRMLS_DC);
static int php_swoole_client_event_loop(zval *sock_array, fd_set *fds TSRMLS_DC);
static int php_swoole_client_close(zval **zobject, int fd TSRMLS_DC);
static int php_swoole_event_onRead(swReactor *reactor, swEvent *event);
static int php_swoole_event_onWrite(swReactor *reactor, swEvent *event);
static int php_swoole_event_onError(swReactor *reactor, swEvent *event);
static int php_swoole_client_onRead(swReactor *reactor, swEvent *event);
static int php_swoole_client_onWrite(swReactor *reactor, swEvent *event);
static int php_swoole_client_onError(swReactor *reactor, swEvent *event);
static void php_swoole_check_eventloop(swReactor *reactor);
static int swoole_client_error_callback(zval *zobject, swEvent *event, int error TSRMLS_DC);
static void php_swoole_onTimeout(swTimer *timer, void *data);
static void php_swoole_onTimerInterval(swTimer *timer, int interval);
static int swoole_convert_to_fd(zval **fd);
static swClient* swoole_client_create_socket(zval *object, char *host, int host_len, int port);
void swoole_client_init(int module_number TSRMLS_DC)
{
INIT_CLASS_ENTRY(swoole_client_ce, "swoole_client", swoole_client_methods);
swoole_client_class_entry_ptr = zend_register_internal_class(&swoole_client_ce TSRMLS_CC);
zend_declare_property_long(swoole_client_class_entry_ptr, SW_STRL("errCode")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_long(swoole_client_class_entry_ptr, SW_STRL("sock")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_hash_init(&php_sw_long_connections, 16, NULL, ZVAL_PTR_DTOR, 1);
}
/**
* @zobject: swoole_client object
*/
static int php_swoole_client_close(zval **zobject, int fd TSRMLS_DC)
{
zval *zcallback = NULL;
zval *retval;
zval **args[1];
swClient *cli;
zval **zres;
if (zend_hash_find(Z_OBJPROP_PP(zobject), SW_STRL("_client"), (void **) &zres) == SUCCESS)
{
ZEND_FETCH_RESOURCE_NO_RETURN(cli, swClient*, zres, -1, SW_RES_CLIENT_NAME, le_swoole_client);
}
else
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client->close[1]: no _client property.");
return SW_ERR;
}
//long tcp connection, clear from php_sw_long_connections
zval *ztype = zend_read_property(swoole_client_class_entry_ptr, *zobject, SW_STRL("type")-1, 0 TSRMLS_CC);
if (ztype == NULL || ZVAL_IS_NULL(ztype))
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "get swoole_client->type failed.");
}
else if (Z_LVAL_P(ztype) & SW_FLAG_KEEP)
{
if (zend_hash_del(&php_sw_long_connections, cli->server_str, cli->server_strlen) == SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client_create_socket add to hashtable failed.");
}
free(cli->server_str);
ZVAL_LONG(ztype, 0);
}
else
{
free(cli->server_str);
}
//async connection
if (cli->async)
{
//remove from reactor
if (SwooleG.main_reactor)
{
SwooleG.main_reactor->del(SwooleG.main_reactor, fd);
}
if (zend_hash_find(&php_sw_client_callback, (char *) &cli->connection.fd, sizeof(cli->connection.fd), (void **)&zobject) != SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client->close[2]: Fd[%d] is not a swoole_client object", fd);
fatal_error:
return SW_ERR;
}
zcallback = zend_read_property(swoole_client_class_entry_ptr, *zobject, SW_STRL(php_sw_client_onClose)-1, 0 TSRMLS_CC);
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client->close[3]: no close callback.");
goto fatal_error;
}
args[0] = zobject;
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client->close[4]: onClose handler error");
goto fatal_error;
}
if (SwooleG.main_reactor->event_num == 0 && php_sw_in_client == 1)
{
SwooleG.running = 0;
}
if (cli->connection.out_buffer != NULL)
{
swBuffer_free(cli->connection.out_buffer);
}
if (zend_hash_del(&php_sw_client_callback, (char *) &cli->connection.fd, sizeof(cli->connection.fd)) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: del from client callback hashtable failed.");
}
//free the callback return value
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
cli->close(cli);
}
else
{
cli->close(cli);
}
return SW_OK;
}
static int php_swoole_client_onRead(swReactor *reactor, swEvent *event)
{
int n;
zval **zobject, *zcallback = NULL;
zval **args[2];
zval *retval;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (zend_hash_find(&php_sw_client_callback, (char*) &event->fd, sizeof(event->fd), (void **)&zobject) != SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: Fd[%d] is not a swoole_client object", event->fd);
return SW_ERR;
}
args[0] = zobject;
char buf[SW_CLIENT_BUFFER_SIZE];
#ifdef SW_USE_EPOLLET
n = swRead(event->fd, buf, SW_CLIENT_BUFFER_SIZE);
#else
//非ET模式会持续通知
n = recv(event->fd, buf, SW_CLIENT_BUFFER_SIZE, 0);
#endif
if (n < 0)
{
switch (swConnection_error(errno))
{
case SW_ERROR:
swWarn("Read from socket[%d] failed. Error: %s [%d]", event->fd, strerror(errno), errno);
return SW_OK;
case SW_CLOSE:
goto close_fd;
default:
return SW_OK;
}
}
else if (n == 0)
{
close_fd:
return php_swoole_client_close(zobject, event->fd TSRMLS_CC);
}
else
{
zval *zdata;
MAKE_STD_ZVAL(zdata);
ZVAL_STRINGL(zdata, buf, n, 1);
args[1] = &zdata;
zcallback = zend_read_property(swoole_client_class_entry_ptr, *zobject, SW_STRL(php_sw_client_onReceive)-1, 0 TSRMLS_CC);
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: swoole_client object have not receive callback.");
return SW_ERR;
}
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 2, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_server: onReactorCallback handler error");
return SW_ERR;
}
zval_ptr_dtor(&zdata);
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
}
return SW_OK;
}
static int php_swoole_client_onError(swReactor *reactor, swEvent *event)
{
zval **zobject;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (zend_hash_find(&php_sw_client_callback, (char*) &event->fd, sizeof(event->fd), (void **)&zobject) != SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: Fd[%d] is not a swoole_client object", event->fd);
return SW_ERR;
}
int error;
socklen_t len = sizeof(error);
if (getsockopt (event->fd, SOL_SOCKET, SO_ERROR, &error, &len) < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: getsockopt[sock=%d] failed. Error: %s[%d]", event->fd, strerror(errno), errno);
}
swoole_client_error_callback(*zobject, event, error TSRMLS_CC);
return SW_OK;
}
static int php_swoole_event_onError(swReactor *reactor, swEvent *event)
{
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
int error;
socklen_t len = sizeof(error);
if (getsockopt(event->fd, SOL_SOCKET, SO_ERROR, &error, &len) < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_event: getsockopt[sock=%d] failed. Error: %s[%d]", event->fd, strerror(errno), errno);
}
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_event: socket error. Error: %s [%d]", strerror(error), error);
SwooleG.main_reactor->del(SwooleG.main_reactor, event->fd);
return SW_OK;
}
static int php_swoole_client_onWrite(swReactor *reactor, swEvent *event)
{
int ret;
swClient *cli;
swBuffer *out_buffer;
zval **zobject, **zres;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (zend_hash_find(&php_sw_client_callback, (char*) &event->fd, sizeof(event->fd), (void **) &zobject) != SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: Fd[%d] is not a swoole_client object", event->fd);
return SW_ERR;
}
if (zend_hash_find(Z_OBJPROP_PP(zobject), SW_STRL("_client"), (void **) &zres) != SUCCESS)
{
return SW_ERR;
}
ZEND_FETCH_RESOURCE_NO_RETURN(cli, swClient*, zres, -1, SW_RES_CLIENT_NAME, le_swoole_client);
if (cli->connection.active)
{
out_buffer = cli->connection.out_buffer;
while (!swBuffer_empty(out_buffer))
{
swBuffer_trunk *trunk = swBuffer_get_trunk(out_buffer);
if (trunk->type == SW_TRUNK_SENDFILE)
{
swTask_sendfile *task = trunk->store.ptr;
int sendn = (task->filesize - task->offset > SW_SENDFILE_TRUNK) ? SW_SENDFILE_TRUNK : task->filesize - task->offset;
ret = swoole_sendfile(cli->connection.fd, task->fd, &task->offset, sendn);
swTrace("ret=%d|task->offset=%ld|sendn=%d|filesize=%ld", ret, task->offset, sendn, task->filesize);
if (ret <= 0)
{
switch (swConnection_error(errno))
{
case SW_ERROR:
swWarn("sendfile failed. Error: %s[%d]", strerror(errno), errno);
swBuffer_pop_trunk(out_buffer, trunk);
return SW_OK;
case SW_CLOSE:
goto close_fd;
default:
break;
}
}
//sendfile finish
if (task->offset >= task->filesize)
{
swBuffer_pop_trunk(out_buffer, trunk);
close(task->fd);
sw_free(task);
}
}
else
{
ret = swConnection_buffer_send(&cli->connection);
switch (ret)
{
//connection error, close it
case SW_CLOSE:
close_fd:
{
return php_swoole_client_close(zobject, event->fd TSRMLS_CC);
}
break;
//send continue
case SW_CONTINUE:
break;
//reactor_wait
case SW_WAIT:
default:
return SW_OK;
}
}
}
//remove write event
SwooleG.main_reactor->set(SwooleG.main_reactor, event->fd, cli->reactor_fdtype | SW_EVENT_READ);
}
else
{
zval *zcallback = NULL;
zval **args[1];
zval *retval;
int error;
socklen_t len = sizeof(error);
args[0] = zobject;
if (getsockopt (event->fd, SOL_SOCKET, SO_ERROR, &error, &len) < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: getsockopt[sock=%d] failed. Error: %s[%d]", event->fd, strerror(errno), errno);
return SW_ERR;
}
//success
if (error == 0)
{
SwooleG.main_reactor->set(SwooleG.main_reactor, event->fd, (SW_FD_USER+1) | SW_EVENT_READ);
//connected
cli->connection.active = 1;
zcallback = zend_read_property(swoole_client_class_entry_ptr, *zobject, SW_STRL(php_sw_client_onConnect)-1, 0 TSRMLS_CC);
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: swoole_client object have not connect callback.");
return SW_ERR;
}
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: onConnect handler error");
return SW_ERR;
}
if (retval)
{
zval_ptr_dtor(&retval);
}
}
else
{
swoole_client_error_callback(*zobject, event, error TSRMLS_CC);
//set fd=0, will not execute other event callback
event->fd = 0;
}
}
return SW_OK;
}
static int swoole_client_error_callback(zval *zobject, swEvent *event, int error TSRMLS_DC)
{
zval *zcallback;
zval *retval;
zval **args[1];
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: connect to server failed. Error: %s [%d]", strerror(error), error);
SwooleG.main_reactor->del(SwooleG.main_reactor, event->fd);
zcallback = zend_read_property(swoole_client_class_entry_ptr, zobject, SW_STRL(php_sw_client_onError)-1, 0 TSRMLS_CC);
zend_update_property_long(swoole_client_class_entry_ptr, zobject, ZEND_STRL("errCode"), error TSRMLS_CC);
args[0] = &zobject;
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: swoole_client object have not error callback.");
return SW_ERR;
}
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client: onError handler error");
return SW_ERR;
}
if (retval)
{
zval_ptr_dtor(&retval);
}
return SW_OK;
}
static void php_swoole_check_eventloop(swReactor *reactor)
{
if (reactor->event_num == 0)
{
SwooleG.running = 0;
}
}
void php_swoole_check_reactor()
{
if (php_sw_reactor_ok == 0)
{
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (SwooleG.main_reactor == NULL)
{
SwooleG.main_reactor = sw_malloc(sizeof(swReactor));
if (SwooleG.main_reactor == NULL)
{
php_error_docref(NULL TSRMLS_CC, E_ERROR, "swoole_client: malloc SwooleG.main_reactor failed.");
return;
}
if (swReactor_auto(SwooleG.main_reactor, SW_REACTOR_MAXEVENTS) < 0)
{
php_error_docref(NULL TSRMLS_CC, E_ERROR, "swoole_client: create SwooleG.main_reactor failed.");
return;
}
SwooleG.main_reactor->onFinish = php_swoole_check_eventloop;
//client, swoole_event_exit will set swoole_running = 0
php_sw_in_client = 1;
}
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, (SW_FD_USER+1) | SW_EVENT_READ, php_swoole_client_onRead);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, (SW_FD_USER+1) | SW_EVENT_WRITE, php_swoole_client_onWrite);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, (SW_FD_USER+1) | SW_EVENT_ERROR, php_swoole_client_onError);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, SW_FD_USER | SW_EVENT_READ , php_swoole_event_onRead);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, SW_FD_USER | SW_EVENT_WRITE, php_swoole_event_onWrite);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, SW_FD_USER | SW_EVENT_ERROR, php_swoole_event_onError);
php_sw_reactor_ok = 1;
}
return;
}
void php_swoole_check_timer(int msec)
{
if (SwooleG.timer.fd == 0)
{
if (SwooleG.serv)
{
if (SwooleG.serv->onTimer == NULL)
{
swWarn("onTimer is null. Can not use timer.");
return;
}
SwooleG.timer.onTimer = swServer_onTimer;
}
else
{
SwooleG.timer.onTimer = php_swoole_onTimerInterval;
}
if (!SwooleG.main_reactor)
{
swTimer_init(msec, SwooleG.use_timer_pipe);
}
else
{
swEventTimer_init();
SwooleG.main_reactor->onFinish = swWorker_onReactorFinish;
SwooleG.main_reactor->onTimeout = swWorker_onReactorTimeout;
SwooleG.main_reactor->timeout_msec = msec;
}
SwooleG.timer.interval = msec;
SwooleG.timer.onTimeout = php_swoole_onTimeout;
}
}
static void php_swoole_onTimeout(swTimer *timer, void *data)
{
swTimer_callback* callback = (swTimer_callback*)data;
zval *retval = NULL;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
zval **args[1];
args[0] = &callback->data;
if (call_user_function_ex(EG(function_table), NULL, callback->callback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_timer: onTimerout handler error");
return;
}
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&callback->callback);
zval_ptr_dtor(&callback->data);
}
static void php_swoole_onTimerInterval(swTimer *timer, int interval)
{
zval *retval;
zval **args[1];
swoole_timer_item *timer_item;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (zend_hash_find(&php_sw_timer_callback, (char *) &interval, sizeof(interval), (void**) &timer_item) != SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_timer: onTimerCallback not found");
return;
}
zval *zinterval;
MAKE_STD_ZVAL(zinterval);
ZVAL_LONG(zinterval, interval);
args[0] = &zinterval;
if (call_user_function_ex(EG(function_table), NULL, timer_item->callback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_timer: onTimerCallback handler error");
return;
}
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&zinterval);
}
static int php_swoole_event_onRead(swReactor *reactor, swEvent *event)
{
zval *retval;
zval **args[1];
swoole_reactor_fd *fd;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (zend_hash_find(&php_sw_event_callback, (char *)&(event->fd), sizeof(event->fd), (void**)&fd) != SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_event: onRead not found");
return SW_ERR;
}
args[0] = &fd->socket;
if (call_user_function_ex(EG(function_table), NULL, fd->cb_read, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_event: onRead handler error");
return SW_ERR;
}
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
return SW_OK;
}
static int php_swoole_event_onWrite(swReactor *reactor, swEvent *event)
{
zval *retval;
zval **args[1];
swoole_reactor_fd *fd;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (zend_hash_find(&php_sw_event_callback, (char *)&(event->fd), sizeof(event->fd), (void**)&fd) != SUCCESS)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_event: onWrite not found");
return SW_ERR;
}
args[0] = &fd->socket;
if (call_user_function_ex(EG(function_table), NULL, fd->cb_write, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_event: onWrite handler error");
return SW_ERR;
}
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
return SW_OK;
}
void php_swoole_try_run_reactor()
{
//only client side
if (php_sw_in_client == 1 && php_sw_reactor_wait_onexit == 0)
{
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
zval *callback;
MAKE_STD_ZVAL(callback);
#if PHP_MAJOR_VERSION >= 5 && PHP_MINOR_VERSION >= 4
php_shutdown_function_entry shutdown_function_entry;
shutdown_function_entry.arg_count = 1;
shutdown_function_entry.arguments = (zval **) safe_emalloc(sizeof(zval *), 1, 0);
ZVAL_STRING(callback, "swoole_event_wait", 1);
shutdown_function_entry.arguments[0] = callback;
if (!register_user_shutdown_function("swoole_event_wait", sizeof("swoole_event_wait"), &shutdown_function_entry TSRMLS_CC))
{
efree(shutdown_function_entry.arguments);
zval_ptr_dtor(&callback);
php_error_docref(NULL TSRMLS_CC, E_WARNING, "Unable to register shutdown function [swoole_event_wait]");
}
#else
SwooleG.running = 1;
php_sw_event_wait = 1;
int ret = SwooleG.main_reactor->wait(SwooleG.main_reactor, NULL);
if (ret < 0)
{
php_error_docref(NULL TSRMLS_CC, E_ERROR, "reactor wait failed. Error: %s [%d]", strerror(errno), errno);
}
#endif
php_sw_reactor_wait_onexit = 1;
php_sw_event_wait = 0;
}
}
static swClient* swoole_client_create_socket(zval *object, char *host, int host_len, int port)
{
zval *ztype, *zres;
int async = 0;
swClient *cli;
char conn_key[SW_LONG_CONNECTION_KEY_LEN];
int conn_key_len = 0;
uint64_t tmp_buf;
int ret;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
ztype = zend_read_property(swoole_client_class_entry_ptr, object, SW_STRL("type")-1, 0 TSRMLS_CC);
if (ztype == NULL || ZVAL_IS_NULL(ztype))
{
php_error_docref(NULL TSRMLS_CC, E_ERROR, "get swoole_client->type failed.");
return NULL;
}
long type = Z_LVAL_P(ztype);
//new flag, swoole-1.6.12+
if (type & SW_FLAG_ASYNC)
{
async = 1;
}
bzero(conn_key, SW_LONG_CONNECTION_KEY_LEN);
zval *connection_id = zend_read_property(swoole_client_class_entry_ptr, object, ZEND_STRL("id"), 1 TSRMLS_CC);
if (connection_id == NULL || ZVAL_IS_NULL(connection_id))
{
conn_key_len = snprintf(conn_key, SW_LONG_CONNECTION_KEY_LEN, "%s:%d", host, port) + 1;
}
else
{
conn_key_len = snprintf(conn_key, SW_LONG_CONNECTION_KEY_LEN, "%s", Z_STRVAL_P(connection_id)) + 1;
}
//keep the tcp connection
if (type & SW_FLAG_KEEP)
{
swClient **find;
if (zend_hash_find(&php_sw_long_connections, conn_key, conn_key_len, (void **) &find) == FAILURE)
{
cli = (swClient*) pemalloc(sizeof(swClient), 1);
if (zend_hash_update(&php_sw_long_connections, conn_key, conn_key_len, &cli, sizeof(cli), NULL) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_client_create_socket add to hashtable failed.");
}
goto create_socket;
}
else
{
cli = *find;
//try recv, check connection status
ret = recv(cli->connection.fd, &tmp_buf, sizeof(tmp_buf), MSG_DONTWAIT | MSG_PEEK);
if (ret == 0 || (ret < 0 && swConnection_error(errno) == SW_CLOSE))
{
cli->close(cli);
goto create_socket;
}
}
}
else
{
cli = (swClient*) emalloc(sizeof(swClient));
create_socket:
if (swClient_create(cli, php_swoole_socktype(type), async) < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "create failed. Error: %s [%d]", strerror(errno), errno);
zend_update_property_long(swoole_client_class_entry_ptr, object, ZEND_STRL("errCode"), errno TSRMLS_CC);
return NULL;
}
//don't forget free it
cli->server_str = strdup(conn_key);
cli->server_strlen = conn_key_len;
}
MAKE_STD_ZVAL(zres);
ZEND_REGISTER_RESOURCE(zres, cli, le_swoole_client);
zend_update_property_long(swoole_client_class_entry_ptr, object, ZEND_STRL("sock"), cli->connection.fd TSRMLS_CC);
zend_update_property(swoole_client_class_entry_ptr, object, ZEND_STRL("_client"), zres TSRMLS_CC);
zval_ptr_dtor(&zres);
if (type & SW_FLAG_KEEP)
{
cli->keep = 1;
}
return cli;
}
static int swoole_convert_to_fd(zval **fd)
{
php_stream *stream;
int socket_fd;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#ifdef SWOOLE_SOCKETS_SUPPORT
php_socket *php_sock;
#endif
if (Z_TYPE_PP(fd) == IS_RESOURCE)
{
if (ZEND_FETCH_RESOURCE_NO_RETURN(stream, php_stream *, fd, -1, NULL, php_file_le_stream()))
{
if (php_stream_cast(stream, PHP_STREAM_AS_FD_FOR_SELECT | PHP_STREAM_CAST_INTERNAL, (void* )&socket_fd, 1)
!= SUCCESS || socket_fd < 0)
{
return SW_ERR;
}
}
else
{
#ifdef SWOOLE_SOCKETS_SUPPORT
if (ZEND_FETCH_RESOURCE_NO_RETURN(php_sock, php_socket *, fd, -1, NULL, php_sockets_le_socket()))
{
socket_fd = php_sock->bsd_socket;
}
else
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be either valid PHP stream or valid PHP socket resource");
return SW_ERR;
}
#else
php_error_docref(NULL TSRMLS_CC, E_WARNING, "fd argument must be valid PHP stream resource");
return SW_ERR;
#endif
}
}
else if (Z_TYPE_PP(fd) == IS_LONG)
{
socket_fd = Z_LVAL_PP(fd);
if (socket_fd < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "invalid file descriptor passed");
return SW_ERR;
}
}
else
{
return SW_ERR;
}
return socket_fd;
}
PHP_FUNCTION(swoole_timer_add)
{
swoole_timer_item timer_item;
long interval;
if (swIsMaster())
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_timer_add can not use in swoole_server. Please use swoole_server->addtimer");
RETURN_FALSE;
}
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "lz", &interval, &timer_item.callback) == FAILURE)
{
return;
}
#ifdef ZTS
if (sw_thread_ctx == NULL)
{
TSRMLS_SET_CTX(sw_thread_ctx);
}
#endif
zval_add_ref(&timer_item.callback);
timer_item.interval = (int)interval;
if (zend_hash_update(&php_sw_timer_callback, (char *)&timer_item.interval, sizeof(timer_item.interval), &timer_item, sizeof(swoole_timer_item), NULL) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_timer_add add to hashtable failed.");
RETURN_FALSE;
}
php_swoole_check_reactor();
php_swoole_check_timer(timer_item.interval);
if (SwooleG.timer.add(&SwooleG.timer, timer_item.interval, 1, NULL) < 0)
{
RETURN_FALSE;
}
php_swoole_try_run_reactor();
RETURN_TRUE;
}
PHP_FUNCTION(swoole_timer_del)
{
long interval;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "l", &interval) == FAILURE)
{
return;
}
if (SwooleG.timer.fd == 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "no timer.");
RETURN_FALSE;
}
SwooleG.timer.del(&SwooleG.timer, (int)interval);
RETURN_TRUE;
}
PHP_FUNCTION(swoole_event_add)
{
zval *cb_read = NULL;
zval *cb_write = NULL;
zval **fd;
char *func_name = NULL;
long event_flag = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z|zzl", &fd, &cb_read, &cb_write, &event_flag) == FAILURE)
{
return;
}
#ifdef ZTS
if (sw_thread_ctx == NULL)
{
TSRMLS_SET_CTX(sw_thread_ctx);
}
#endif
if ((cb_read == NULL && cb_write == NULL) || (ZVAL_IS_NULL(cb_read) && ZVAL_IS_NULL(cb_write)))
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "no read or write event callback.");
RETURN_FALSE;
}
int socket_fd = swoole_convert_to_fd(fd);
if (socket_fd < 0)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "unknow type.");
RETURN_FALSE;
}
swoole_reactor_fd event;
event.socket = *fd;
event.cb_read = cb_read;
event.cb_write = cb_write;
zval_add_ref(&event.socket);
if (cb_read!= NULL && !ZVAL_IS_NULL(cb_read))
{
if (!zend_is_callable(cb_read, 0, &func_name TSRMLS_CC))
{
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Function '%s' is not callable", func_name);
efree(func_name);
RETURN_FALSE;
}
zval_add_ref(&event.cb_read);
}
if (cb_write!= NULL && !ZVAL_IS_NULL(cb_write))
{
if (!zend_is_callable(cb_write, 0, &func_name TSRMLS_CC))
{
php_error_docref(NULL TSRMLS_CC, E_ERROR, "Function '%s' is not callable", func_name);
efree(func_name);
RETURN_FALSE;
}
zval_add_ref(&event.cb_write);
}
if (zend_hash_update(&php_sw_event_callback, (char *)&socket_fd, sizeof(socket_fd), &event, sizeof(swoole_reactor_fd), NULL) == FAILURE)
{
php_error_docref(NULL TSRMLS_CC, E_WARNING, "swoole_event_add add to hashtable failed");
RETURN_FALSE;
}
php_swoole_check_reactor();
swSetNonBlock(socket_fd); //must be nonblock
if (SwooleG.main_reactor->add(SwooleG.main_reactor, socket_fd, SW_FD_USER | event_flag) < 0)
{