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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 |
| [email protected] so we can mail you a copy immediately. |
+----------------------------------------------------------------------+
| Author: Tianfeng Han <[email protected]> |
+----------------------------------------------------------------------+
*/
#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
typedef struct {
zval *callback;
zval *socket;
} swoole_reactor_fd;
typedef struct {
zval *callback;
int interval;
} swoole_timer_item;
char php_sw_reactor_wait_onexit = 0;
static char php_sw_reactor_ok = 0;
static char php_sw_in_client = 0;
HashTable php_sw_long_connections;
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_onReactorCallback(swReactor *reactor, swEvent *event);
static void php_swoole_onTimerCallback(swTimer *timer, int interval);
static int php_swoole_client_onReceive(swReactor *reactor, swEvent *event);
static int php_swoole_client_onConnect(swReactor *reactor, swEvent *event);
static int swoole_convert_to_fd(zval **fd);
static swClient* swoole_client_create_socket(zval *object, char *host, int host_len, int port);
/**
* @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;
char *hash_key;
int hash_key_len;
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
{
zend_error(E_WARNING, "swoole_client->close[1]: no _client property.");
return SW_ERR;
}
//async connection
if (cli->async)
{
//remove from reactor
if (SwooleG.main_reactor)
{
SwooleG.main_reactor->del(SwooleG.main_reactor, fd);
}
hash_key_len = spprintf(&hash_key, sizeof(int)+1, "%d", fd);
if (zend_hash_find(&php_sw_client_callback, hash_key, hash_key_len+1, (void **)&zobject) != SUCCESS)
{
zend_error(E_WARNING, "swoole_client->close[2]: Fd[%d] is not a swoole_client object", fd);
fatal_error:
efree(hash_key);
return SW_ERR;
}
zcallback = zend_read_property(swoole_client_class_entry_ptr, *zobject, SW_STRL("close")-1, 0 TSRMLS_CC);
if (zcallback == NULL)
{
zend_error(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)
{
zend_error(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 (zend_hash_del(&php_sw_client_callback, hash_key, hash_key_len+1) == FAILURE)
{
zend_error(E_WARNING, "swoole_client: del from client callback hashtable failed.");
}
//hashtable key
efree(hash_key);
//free the callback return value
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
}
else
{
cli->close(cli);
}
//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)
{
zend_error(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)
{
zend_error(E_WARNING, "swoole_client_create_socket add to hashtable failed.");
}
free(cli->server_str);
pefree(cli, 1);
}
else
{
free(cli->server_str);
efree(cli);
}
return SW_OK;
}
static int php_swoole_client_onReceive(swReactor *reactor, swEvent *event)
{
int n;
zval **zobject, *zcallback = NULL;
zval **args[2];
zval *retval;
char *hash_key;
int hash_key_len;
hash_key_len = spprintf(&hash_key, sizeof(int)+1, "%d", event->fd);
if(zend_hash_find(&php_sw_client_callback, hash_key, hash_key_len+1, (void **)&zobject) != SUCCESS)
{
zend_error(E_WARNING, "swoole_client: Fd[%d] is not a swoole_client object", event->fd);
efree(hash_key);
return SW_ERR;
}
args[0] = zobject;
char buf[SW_CLIENT_BUFFER_SIZE];
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#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)
{
if (swConnection_error(event->fd, errno) == SW_ERR)
{
goto close_fd;
}
else
{
swWarn("Read from socket[%d] fail. Error: %s [%d]", event->fd, strerror(errno), errno);
efree(hash_key);
return SW_ERR;
}
}
else if (n == 0)
{
close_fd:
efree(hash_key);
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("receive")-1, 0 TSRMLS_CC);
if (zcallback == NULL)
{
zend_error(E_WARNING, "swoole_client: swoole_client object have not receive callback.");
efree(hash_key);
return SW_ERR;
}
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 2, args, 0, NULL TSRMLS_CC) == FAILURE)
{
zend_error(E_WARNING, "swoole_server: onReactorCallback handler error");
efree(hash_key);
return SW_ERR;
}
zval_ptr_dtor(&zdata);
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
}
efree(hash_key);
return SW_OK;
}
static int php_swoole_client_onConnect(swReactor *reactor, swEvent *event)
{
zval **zobject = NULL, *zcallback = NULL;
zval **args[1];
zval *retval;
char *hash_key;
int hash_key_len;
hash_key_len = spprintf(&hash_key, sizeof(int)+1, "%d", event->fd);
if(zend_hash_find(&php_sw_client_callback, hash_key, hash_key_len+1, (void **)&zobject) != SUCCESS)
{
zend_error(E_WARNING, "swoole_client->onConnect: Fd=%d is not a swoole_client object", event->fd);
efree(hash_key);
return SW_ERR;
}
args[0] = zobject;
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)
{
zend_error(E_WARNING, "swoole_client: getsockopt[sock=%d] failed. Error: %s[%d]", event->fd, strerror(errno), errno);
efree(hash_key);
return SW_ERR;
}
//success
if(error == 0)
{
zval **zres;
swClient *cli;
SwooleG.main_reactor->set(SwooleG.main_reactor, event->fd, (SW_FD_USER+1) | SW_EVENT_READ);
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);
cli->connected = 1;
}
else
{
return SW_ERR;
}
zcallback = zend_read_property(swoole_client_class_entry_ptr, *zobject, SW_STRL("connect")-1, 0 TSRMLS_CC);
if (zcallback == NULL)
{
zend_error(E_WARNING, "swoole_client: swoole_client object have not connect callback.");
efree(hash_key);
return SW_ERR;
}
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
zend_error(E_WARNING, "swoole_client: onConnect handler error");
efree(hash_key);
return SW_ERR;
}
if (retval)
{
zval_ptr_dtor(&retval);
}
}
else
{
zend_error(E_WARNING, "swoole_client: connect to server fail. 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("error")-1, 0 TSRMLS_CC);
zval *errCode;
MAKE_STD_ZVAL(errCode);
ZVAL_LONG(errCode, error);
zend_update_property(swoole_client_class_entry_ptr, *zobject, ZEND_STRL("errCode"), errCode TSRMLS_CC);
if (zcallback == NULL)
{
zend_error(E_WARNING, "swoole_client: swoole_client object have not error callback.");
efree(hash_key);
return SW_ERR;
}
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
zend_error(E_WARNING, "swoole_client: onError handler error");
efree(hash_key);
return SW_ERR;
}
zval_ptr_dtor(&errCode);
if (retval)
{
zval_ptr_dtor(&retval);
}
}
return SW_OK;
}
void php_swoole_check_reactor()
{
if(php_sw_reactor_ok == 0)
{
if (SwooleG.main_reactor == NULL)
{
SwooleG.main_reactor = sw_malloc(sizeof(swReactor));
if(SwooleG.main_reactor == NULL)
{
zend_error(E_ERROR, "swoole_client: malloc SwooleG.main_reactor failed.");
return;
}
if (swReactor_auto(SwooleG.main_reactor, SW_REACTOR_MAXEVENTS) < 0)
{
zend_error(E_ERROR, "swoole_client: create SwooleG.main_reactor failed.");
return;
}
//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_WRITE, php_swoole_client_onConnect);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, (SW_FD_USER+1), php_swoole_client_onReceive);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, SW_FD_USER, php_swoole_onReactorCallback);
php_sw_reactor_ok = 1;
}
return;
}
static void php_swoole_onTimerCallback(swTimer *timer, int interval)
{
zval *retval;
zval **args[1];
swoole_timer_item *timer_item;
if(zend_hash_find(&php_sw_timer_callback, (char *)&interval, sizeof(interval), (void**)&timer_item) != SUCCESS)
{
zend_error(E_WARNING, "swoole_timer: onReactorCallback not found");
return;
}
zval *zinterval;
MAKE_STD_ZVAL(zinterval);
ZVAL_LONG(zinterval, interval);
args[0] = &zinterval;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (call_user_function_ex(EG(function_table), NULL, timer_item->callback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
zend_error(E_WARNING, "swoole_timer: onReactorCallback handler error");
return;
}
if (retval != NULL)
{
zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&zinterval);
}
static int php_swoole_onReactorCallback(swReactor *reactor, swEvent *event)
{
zval *retval;
zval **args[1];
swoole_reactor_fd *fd;
if(zend_hash_find(&php_sw_reactor_callback, (char *)&(event->fd), sizeof(event->fd), (void**)&fd) != SUCCESS)
{
zend_error(E_WARNING, "swoole_server: onReactorCallback not found");
return SW_ERR;
}
args[0] = &fd->socket;
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
if (call_user_function_ex(EG(function_table), NULL, fd->callback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
zend_error(E_WARNING, "swoole_server: onReactorCallback 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);
zend_error(E_WARNING, "Unable to register shutdown function [swoole_event_wait]");
}
#else
zend_error(E_WARNING, "swoole_client: PHP%d.%d not support auto run swoole_event_wait. Please append swoole_event_wait at the script end.", PHP_MAJOR_VERSION, PHP_MINOR_VERSION);
#endif
php_sw_reactor_wait_onexit = 1;
}
}
static swClient* swoole_client_create_socket(zval *object, char *host, int host_len, int port)
{
zval *ztype, *zres, *zsockfd, *zerrorCode;
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)
{
zend_error(E_ERROR, "get swoole_client->type failed.");
return NULL;
}
long type = Z_LVAL_P(ztype);
bzero(conn_key, SW_LONG_CONNECTION_KEY_LEN);
conn_key_len = snprintf(conn_key, SW_LONG_CONNECTION_KEY_LEN, "%s:%d", host, port) + 1;
//new flag, swoole-1.6.12+
if(type & SW_FLAG_ASYNC)
{
async = 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)
{
zend_error(E_WARNING, "swoole_client_create_socket add to hashtable failed.");
}
goto create_socket;
}
else
{
cli = *find;
//try recv, check connection status
ret = recv(cli->sock, &tmp_buf, sizeof(tmp_buf), MSG_DONTWAIT | MSG_PEEK);
if (ret == 0 || (ret < 0 && swConnection_error(cli->sock, errno) == SW_ERR))
{
cli->close(cli);
goto create_socket;
}
}
}
else
{
cli = (swClient*) emalloc(sizeof(swClient));
create_socket:
if (swClient_create(cli, php_swoole_socktype(type), async) < 0)
{
zend_error(E_WARNING, "swoole_client: create failed. Error: %s [%d]", strerror(errno), errno);
MAKE_STD_ZVAL(zerrorCode);
ZVAL_LONG(zerrorCode, errno);
zend_update_property(swoole_client_class_entry_ptr, object, ZEND_STRL("errCode"), zerrorCode 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);
MAKE_STD_ZVAL(zsockfd);
ZVAL_LONG(zsockfd, cli->sock);
ZEND_REGISTER_RESOURCE(zres, cli, le_swoole_client);
zend_update_property(swoole_client_class_entry_ptr, object, ZEND_STRL("sock"), zsockfd TSRMLS_CC);
zend_update_property(swoole_client_class_entry_ptr, object, ZEND_STRL("_client"), zres TSRMLS_CC);
zval_ptr_dtor(&zres);
zval_ptr_dtor(&zsockfd);
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
{
zend_error(E_WARNING, "fd argument must be either valid PHP stream or valid PHP socket resource");
return SW_ERR;
}
#else
zend_error(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)
{
zend_error(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())
{
zend_error(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)
{
zend_error(E_WARNING, "swoole_timer_add add to hashtable failed.");
RETURN_FALSE;
}
php_swoole_check_reactor();
if (SwooleG.timer.fd == 0)
{
if(swTimer_create(&SwooleG.timer, timer_item.interval) < 0)
{
RETURN_FALSE;
}
SwooleG.timer.onTimer = php_swoole_onTimerCallback;
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, SW_FD_TIMER, swTimer_event_handler);
SwooleG.main_reactor->add(SwooleG.main_reactor, SwooleG.timer.fd, SW_FD_TIMER);
}
if (swTimer_add(&SwooleG.timer, timer_item.interval) < 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)
{
zend_error(E_WARNING, "no timer.");
RETURN_FALSE;
}
swTimer_del(&SwooleG.timer, (int)interval);
RETURN_TRUE;
}
PHP_FUNCTION(swoole_event_add)
{
zval *cb;
zval **fd;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Zz", &fd, &cb) == FAILURE)
{
return;
}
#ifdef ZTS
if(sw_thread_ctx == NULL)
{
TSRMLS_SET_CTX(sw_thread_ctx);
}
#endif
int socket_fd = swoole_convert_to_fd(fd);
if(socket_fd < 0)
{
zend_error(E_WARNING, "unknow type.");
RETURN_FALSE;
}
swoole_reactor_fd event;
event.socket = *fd;
event.callback = cb;
zval_add_ref(&event.socket);
zval_add_ref(&event.callback);
if(zend_hash_update(&php_sw_reactor_callback, (char *)&socket_fd, sizeof(socket_fd), &event, sizeof(swoole_reactor_fd), NULL) == FAILURE)
{
zend_error(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) < 0)
{
zend_error(E_WARNING, "swoole_event_add failed.");
RETURN_FALSE;
}
php_swoole_try_run_reactor();
RETURN_LONG(socket_fd);
}
PHP_FUNCTION(swoole_event_del)
{
zval **fd;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "Z", &fd) == FAILURE)
{
return;
}
int socket_fd = swoole_convert_to_fd(fd);
if (socket_fd < 0)
{
zend_error(E_WARNING, "unknow type.");
RETURN_FALSE;
}
Z_DELREF_PP(fd);
SW_CHECK_RETURN(SwooleG.main_reactor->del(SwooleG.main_reactor, socket_fd));
}
PHP_FUNCTION(swoole_event_exit)
{
if (php_sw_in_client == 1)
{
//stop reactor
SwooleG.running = 0;
}
}
PHP_FUNCTION(swoole_event_wait)
{
if (php_sw_in_client == 1)
{
SwooleG.running = 1;
struct timeval timeo;
timeo.tv_sec = SW_REACTOR_TIMEO_SEC;
timeo.tv_usec = SW_REACTOR_TIMEO_USEC;
int ret = SwooleG.main_reactor->wait(SwooleG.main_reactor, &timeo);
if(ret < 0)
{
zend_error(E_ERROR, "swoole_client: reactor wait fail. Errno: %s [%d]", strerror(errno), errno);
}
}
}
PHP_METHOD(swoole_client, __construct)
{
long async = 0;
zval *ztype;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z|l", &ztype, &async) == FAILURE)
{
zend_error(E_ERROR, "swoole_client: require soclet type param.");
RETURN_FALSE;
}
#ifdef ZTS
if(sw_thread_ctx == NULL)
{
TSRMLS_SET_CTX(sw_thread_ctx);
}
#endif
if (async == 1)
{
Z_LVAL_P(ztype) = Z_LVAL_P(ztype) | SW_FLAG_ASYNC;
}
zend_update_property(swoole_client_class_entry_ptr, getThis(), ZEND_STRL("type"), ztype TSRMLS_CC);
RETURN_TRUE;
}
PHP_METHOD(swoole_client, connect)
{
int ret;
long port, sock_flag = 0;
char *host;
int host_len;
double timeout = 0.1; //默认100ms超时
zval *errCode;
swClient *cli = NULL;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "sl|dl", &host, &host_len, &port, &timeout,
&sock_flag) == FAILURE)
{
return;
}
cli = swoole_client_create_socket(getThis(), host, host_len, port);
if (cli->async == 1 && (cli->type == SW_SOCK_TCP || cli->type == SW_SOCK_TCP6))
{
//for tcp: nonblock
//for udp: have udp connect
sock_flag = 1;
}
if (cli->connected != 1)
{
ret = cli->connect(cli, host, port, (float) timeout, sock_flag);
}
//nonblock async
if (cli->async == 1)
{
char *hash_key;
int hash_key_len;
int flag = 0;
hash_key_len = spprintf(&hash_key, sizeof(int)+1, "%d", cli->sock);
zval_add_ref(&getThis());
if (zend_hash_update(&php_sw_client_callback, hash_key, hash_key_len+1, &getThis(), sizeof(zval*), NULL) == FAILURE)
{
zend_error(E_WARNING, "swoole_client: add to hashtable fail");
efree(hash_key);
RETURN_FALSE;
}
php_swoole_check_reactor();
if (cli->type == SW_SOCK_TCP || cli->type == SW_SOCK_TCP6)
{
flag = (SW_FD_USER+1) | SW_EVENT_WRITE;
}
else
{
flag = (SW_FD_USER+1);
zval *zcallback = NULL;
zval **args[1];
zval *retval;
args[0] = &getThis();
zcallback = zend_read_property(swoole_client_class_entry_ptr, getThis(), SW_STRL("connect")-1, 0 TSRMLS_CC);
if (zcallback == NULL)
{
zend_error(E_WARNING, "swoole_client: swoole_client object have not connect callback.");
efree(hash_key);
RETURN_FALSE;
}
if (call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
zend_error(E_WARNING, "swoole_client: onConnect[udp] handler error");
efree(hash_key);
RETURN_FALSE;
}
if (retval)
{
zval_ptr_dtor(&retval);
}
}
ret = SwooleG.main_reactor->add(SwooleG.main_reactor, cli->sock, flag);
efree(hash_key);
php_swoole_try_run_reactor();
SW_CHECK_RETURN(ret);
}
else if (ret < 0)
{
zend_error(E_WARNING, "swoole_client: connect to server[%s:%d] fail. Error: %s [%d]", host, (int)port, strerror(errno), errno);
MAKE_STD_ZVAL(errCode);
ZVAL_LONG(errCode, errno);
zend_update_property(swoole_client_class_entry_ptr, getThis(), SW_STRL("errCode")-1, errCode TSRMLS_CC);
zval_ptr_dtor(&errCode);
RETURN_FALSE;
}
RETURN_TRUE;
}
PHP_METHOD(swoole_client, send)
{
char *data;
int data_len;
zval **zres;
zval *errCode;
swClient *cli;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s", &data, &data_len) == FAILURE)
{
return;
}
if (data_len <= 0)
{
zend_error(E_WARNING, "swoole_client: data empty.");
RETURN_FALSE;
}
if (zend_hash_find(Z_OBJPROP_P(getThis()), SW_STRL("_client"), (void **) &zres) == SUCCESS)
{
ZEND_FETCH_RESOURCE(cli, swClient*, zres, -1, SW_RES_CLIENT_NAME, le_swoole_client);
}
else
{
zend_error(E_WARNING, "swoole_client: object is not instanceof swoole_client. ");
RETURN_FALSE;
}
if (cli->connected == 0)
{
zend_error(E_WARNING, "swoole_client: Server is not connected.");
RETURN_FALSE;
}
int ret = cli->send(cli, data, data_len);
if (ret < 0)
{
//这里的错误信息没用
zend_error(E_WARNING, "swoole_client: send failed. Error: %s [%d]", strerror(errno), errno);
MAKE_STD_ZVAL(errCode);
ZVAL_LONG(errCode, errno);
zend_update_property(swoole_client_class_entry_ptr, getThis(), SW_STRL("errCode")-1, errCode TSRMLS_CC);
zval_ptr_dtor(&errCode);
RETVAL_FALSE;
}
else
{
RETVAL_TRUE;
}
}
PHP_METHOD(swoole_client, recv)
{
long buf_len = SW_PHP_CLIENT_BUFFER_SIZE, waitall = 0;
char require_efree = 0;
char buf_array[SW_PHP_CLIENT_BUFFER_SIZE];
char *buf;
zval **zres;
zval *errCode;
//zval *zdata;
int ret;
swClient *cli;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "|ll", &buf_len, &waitall) == FAILURE)
{
return;
}
if (zend_hash_find(Z_OBJPROP_P(getThis()), SW_STRL("_client"), (void **) &zres) == SUCCESS)
{
ZEND_FETCH_RESOURCE(cli, swClient*, zres, -1, SW_RES_CLIENT_NAME, le_swoole_client);
}
else
{
RETURN_FALSE;
}
if (cli->connected == 0)
{
zend_error(E_WARNING, "swoole_client: Server is not connected.");
RETURN_FALSE;
}
/**
* UDP waitall=0 buf_len小于最大值这3种情况使用栈内存
*/
if (cli->type == SW_SOCK_UDP || cli->type == SW_SOCK_UDP6 || waitall == 0 || buf_len < SW_PHP_CLIENT_BUFFER_SIZE)
{
buf = buf_array;
if(buf_len >= SW_PHP_CLIENT_BUFFER_SIZE) buf_len = SW_PHP_CLIENT_BUFFER_SIZE-1;
}
else
{
buf = emalloc(buf_len + 1);
require_efree = 1;
}
ret = cli->recv(cli, buf, buf_len, waitall);
if (ret < 0)
{
//这里的错误信息没用
zend_error(E_WARNING, "swoole_client: recv failed. Error: %s [%d]", strerror(errno), errno);
MAKE_STD_ZVAL(errCode);
ZVAL_LONG(errCode, errno);
zend_update_property(swoole_client_class_entry_ptr, getThis(), SW_STRL("errCode")-1, errCode TSRMLS_CC);
zval_ptr_dtor(&errCode);
RETVAL_FALSE;
}
else
{
if(ret == 0)
{
php_swoole_client_close(&getThis(), cli->sock TSRMLS_CC);
}
else
{
buf[ret] = 0;
RETVAL_STRINGL(buf, ret, 1);