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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@swoole.com 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"
typedef struct
{
zval *onConnect;
zval *onReceive;
zval *onClose;
zval *onError;
} client_callback;
static PHP_METHOD(swoole_client, __construct);
static PHP_METHOD(swoole_client, __destruct);
static PHP_METHOD(swoole_client, set);
static PHP_METHOD(swoole_client, connect);
static PHP_METHOD(swoole_client, recv);
static PHP_METHOD(swoole_client, send);
static PHP_METHOD(swoole_client, sendfile);
static PHP_METHOD(swoole_client, sendto);
static PHP_METHOD(swoole_client, isConnected);
static PHP_METHOD(swoole_client, getsockname);
static PHP_METHOD(swoole_client, getpeername);
static PHP_METHOD(swoole_client, close);
static PHP_METHOD(swoole_client, on);
static int client_select_add(zval *sock_array, fd_set *fds, int *max_fd TSRMLS_DC);
static int client_select_wait(zval *sock_array, fd_set *fds TSRMLS_DC);
static int client_close(zval *zobject, int fd TSRMLS_DC);
static void client_free(zval *object, swClient *cli);
static int client_onRead(swReactor *reactor, swEvent *event);
static int client_onPackage(swConnection *conn, char *data, uint32_t length);
static int client_onWrite(swReactor *reactor, swEvent *event);
static int client_onError(swReactor *reactor, swEvent *event);
static void client_check_setting(swClient *cli, zval *zset TSRMLS_DC);
static int client_error_callback(zval *zobject, swEvent *event, int error TSRMLS_DC);
static int client_connect_callback(zval *zobject TSRMLS_DC);
static swClient* client_create_socket(zval *object, char *host, int host_len, int port);
static const zend_function_entry swoole_client_methods[] =
{
PHP_ME(swoole_client, __construct, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_CTOR)
PHP_ME(swoole_client, __destruct, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_DTOR)
PHP_ME(swoole_client, set, NULL, ZEND_ACC_PUBLIC)
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, sendto, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, isConnected, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, getsockname, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_client, getpeername, 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
};
static swHashMap *php_sw_long_connections;
zend_class_entry swoole_client_ce;
zend_class_entry *swoole_client_class_entry_ptr;
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);
php_sw_long_connections = swHashMap_new(SW_HASHMAP_INIT_BUCKET_N, NULL);
}
/**
* @zobject: swoole_client object
*/
static int client_close(zval *zobject, int fd TSRMLS_DC)
{
zval *zcallback = NULL;
zval *retval = NULL;
zval **args[1];
swClient *cli = swoole_get_object(zobject);
if (!cli)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_client.");
return SW_ERR;
}
//long tcp connection, clear from php_sw_long_connections
zval *ztype = sw_zend_read_property(swoole_client_class_entry_ptr, zobject, SW_STRL("type")-1, 0 TSRMLS_CC);
if (ztype == NULL || ZVAL_IS_NULL(ztype))
{
swoole_php_fatal_error(E_WARNING, "get swoole_client->type failed.");
}
else if (Z_LVAL_P(ztype) & SW_FLAG_KEEP)
{
if (swHashMap_del(php_sw_long_connections, cli->server_str, cli->server_strlen))
{
swoole_php_fatal_error(E_WARNING, "delete from hashtable failed.");
}
sw_free(cli->server_str);
pefree(cli, 1);
ZVAL_LONG(ztype, 0);
}
else
{
sw_free(cli->server_str);
}
if (cli->buffer && (cli->open_eof_check || cli->open_length_check))
{
swString_free(cli->buffer);
cli->buffer = NULL;
}
//async connection
if (cli->async)
{
//remove from reactor
if (SwooleG.main_reactor)
{
SwooleG.main_reactor->del(SwooleG.main_reactor, fd);
}
cli->socket->active = 0;
client_callback *cb = swoole_get_property(zobject, 0);
zcallback = cb->onClose;
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
swoole_php_fatal_error(E_WARNING, "swoole_client->close[3]: no close callback.");
return SW_ERR;
}
args[0] = &zobject;
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "swoole_client->close[4]: onClose handler error");
return SW_ERR;
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
//free the callback return value
if (retval != NULL)
{
sw_zval_ptr_dtor(&retval);
}
}
sw_zval_ptr_dtor(&zobject);
return SW_OK;
}
static void client_free(zval *object, swClient *cli)
{
if (cli)
{
swoole_set_object(object, NULL);
client_callback *cb = swoole_get_property(object, 0);
if (cb)
{
if (cb->onConnect)
{
sw_zval_ptr_dtor(&cb->onConnect);
}
if (cb->onReceive)
{
sw_zval_ptr_dtor(&cb->onReceive);
}
if (cb->onError)
{
sw_zval_ptr_dtor(&cb->onError);
}
if (cb->onClose)
{
sw_zval_ptr_dtor(&cb->onClose);
}
efree(cb);
swoole_set_property(object, 0, NULL);
}
if (!cli->keep)
{
if (cli->socket->fd != 0)
{
cli->close(cli);
}
efree(cli);
}
}
}
static int client_onRead(swReactor *reactor, swEvent *event)
{
int n;
zval *zobject, *zcallback = NULL;
zval **args[2];
zval *retval = NULL;
char *buf = NULL;
long buf_len = SW_PHP_CLIENT_BUFFER_SIZE;
#if PHP_MAJOR_VERSION < 7
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#endif
zobject = event->socket->object;
swClient *cli = swoole_get_object(zobject);
if (!cli)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_client.");
return SW_ERR;
}
#ifdef SW_USE_OPENSSL
if (cli->open_ssl && cli->socket->ssl_state == SW_SSL_STATE_WAIT_STREAM)
{
if (swClient_ssl_handshake(cli) < 0)
{
return client_close(zobject, event->fd TSRMLS_CC);
}
if (cli->socket->ssl_state == SW_SSL_STATE_READY)
{
return client_connect_callback(zobject TSRMLS_CC);
}
else
{
return SW_OK;
}
}
#endif
if (cli->open_eof_check || cli->open_length_check)
{
swConnection *conn = cli->socket;
swProtocol *protocol = &cli->protocol;
if (cli->buffer == NULL)
{
cli->buffer = swString_new(SW_BUFFER_SIZE);
//alloc memory failed.
if (!cli->buffer)
{
return SW_ERR;
}
}
if (cli->open_eof_check)
{
n = swProtocol_recv_check_eof(protocol, conn, cli->buffer);
}
else
{
n = swProtocol_recv_check_length(protocol, conn, cli->buffer);
}
if (n < 0)
{
return client_close(zobject, event->fd TSRMLS_CC);
}
else
{
return SW_OK;
}
}
//packet mode
else if (cli->packet_mode == 1)
{
uint32_t len_tmp = 0;
n = swConnection_recv(event->socket, &len_tmp, 4, 0);
if (n <= 0)
{
return client_close(zobject, event->fd TSRMLS_CC);
}
else
{
buf_len = ntohl(len_tmp);
}
}
buf = emalloc(buf_len + 1);
#ifdef SW_CLIENT_RECV_AGAIN
recv_again:
#endif
n = swConnection_recv(event->socket, buf, buf_len, 0);
if (n < 0)
{
switch (swConnection_error(errno))
{
case SW_ERROR:
swSysError("Read from socket[%d] failed.", event->fd);
goto free_buf;
case SW_CLOSE:
goto close_fd;
case SW_WAIT:
if (cli->packet_mode == 1)
{
goto recv_again;
}
else
{
goto free_buf;
}
default:
goto free_buf;
}
}
else if (n == 0)
{
close_fd:
if (buf)
{
efree(buf);
}
return client_close(zobject, event->fd TSRMLS_CC);
}
else
{
zval *zdata;
SW_MAKE_STD_ZVAL(zdata);
buf[n] = 0;
SW_ZVAL_STRINGL(zdata, buf, n, 0);
args[0] = &zobject;
args[1] = &zdata;
client_callback *cb = swoole_get_property(zobject, 0);
zcallback = cb->onReceive;
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
swoole_php_fatal_error(E_WARNING, "swoole_client object have not receive callback.");
goto free_zdata;
}
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 2, args, 0, NULL TSRMLS_CC) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "onReactorCallback handler error");
goto free_zdata;
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
if (retval != NULL)
{
sw_zval_ptr_dtor(&retval);
}
#ifdef SW_CLIENT_RECV_AGAIN
if (n == SW_CLIENT_BUFFER_SIZE)
{
goto recv_again;
}
#endif
free_zdata:
sw_zval_ptr_dtor(&zdata);
return SW_OK;
}
free_buf:
efree(buf);
return SW_OK;
}
static int client_onPackage(swConnection *conn, char *data, uint32_t length)
{
#if PHP_MAJOR_VERSION < 7
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#endif
zval *zobject = conn->object;
zval *zcallback = NULL;
zval **args[2];
zval *retval;
zval *zdata;
SW_MAKE_STD_ZVAL(zdata);
SW_ZVAL_STRINGL(zdata, data, length, 1);
args[0] = &zobject;
args[1] = &zdata;
client_callback *cb = swoole_get_property(zobject, 0);
zcallback = cb->onReceive;
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
swoole_php_fatal_error(E_WARNING, "swoole_client object have not receive callback.");
goto free_zdata;
}
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 2, args, 0, NULL TSRMLS_CC) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "onReactorCallback handler error");
goto free_zdata;
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
if (retval != NULL)
{
sw_zval_ptr_dtor(&retval);
}
free_zdata:
sw_zval_ptr_dtor(&zdata);
return SW_OK;
}
static int client_onError(swReactor *reactor, swEvent *event)
{
zval *zobject = event->socket->object;
#if PHP_MAJOR_VERSION < 7
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#endif
int error;
socklen_t len = sizeof(error);
if (getsockopt (event->fd, SOL_SOCKET, SO_ERROR, &error, &len) < 0)
{
swoole_php_fatal_error(E_WARNING, "swoole_client->onError[2]: getsockopt[sock=%d] failed. Error: %s[%d]", event->fd, strerror(errno), errno);
}
client_error_callback(zobject, event, error TSRMLS_CC);
return SW_OK;
}
static void client_check_setting(swClient *cli, zval *zset TSRMLS_DC)
{
HashTable *vht;
zval *v;
int value = 1;
vht = Z_ARRVAL_P(zset);
//buffer: check eof
if (sw_zend_hash_find(vht, ZEND_STRS("open_eof_split"), (void **) &v) == SUCCESS
|| sw_zend_hash_find(vht, ZEND_STRS("open_eof_check"), (void **) &v) == SUCCESS)
{
convert_to_boolean(v);
cli->open_eof_check = Z_BVAL_P(v);
cli->protocol.split_by_eof = 1;
}
//package eof
if (sw_zend_hash_find(vht, ZEND_STRS("package_eof"), (void **) &v) == SUCCESS)
{
convert_to_string(v);
cli->protocol.package_eof_len = Z_STRLEN_P(v);
if (cli->protocol.package_eof_len > SW_DATA_EOF_MAXLEN)
{
swoole_php_fatal_error(E_ERROR, "pacakge_eof max length is %d", SW_DATA_EOF_MAXLEN);
return;
}
bzero(cli->protocol.package_eof, SW_DATA_EOF_MAXLEN);
memcpy(cli->protocol.package_eof, Z_STRVAL_P(v), Z_STRLEN_P(v));
cli->protocol.onPackage = client_onPackage;
}
//open length check
if (sw_zend_hash_find(vht, ZEND_STRS("open_length_check"), (void **) &v) == SUCCESS)
{
convert_to_boolean(v);
cli->open_length_check = Z_BVAL_P(v);
cli->protocol.get_package_length = swProtocol_get_package_length;
cli->protocol.onPackage = client_onPackage;
}
//package length size
if (sw_zend_hash_find(vht, ZEND_STRS("package_length_type"), (void **) &v) == SUCCESS)
{
convert_to_string(v);
cli->protocol.package_length_type = Z_STRVAL_P(v)[0];
cli->protocol.package_length_size = swoole_type_size(cli->protocol.package_length_type);
if (cli->protocol.package_length_size == 0)
{
swoole_php_fatal_error(E_ERROR, "unknow package_length_type, see pack(). Link: http://php.net/pack");
return;
}
}
//package length offset
if (sw_zend_hash_find(vht, ZEND_STRS("package_length_offset"), (void **) &v) == SUCCESS)
{
convert_to_long(v);
cli->protocol.package_length_offset = (int) Z_LVAL_P(v);
}
//package body start
if (sw_zend_hash_find(vht, ZEND_STRS("package_body_offset"), (void **) &v) == SUCCESS)
{
convert_to_long(v);
cli->protocol.package_body_offset = (int) Z_LVAL_P(v);
}
/**
* package max length
*/
if (sw_zend_hash_find(vht, ZEND_STRS("package_max_length"), (void **) &v) == SUCCESS)
{
convert_to_long(v);
cli->protocol.package_max_length = (int) Z_LVAL_P(v);
}
else
{
cli->protocol.package_max_length = SW_BUFFER_INPUT_SIZE;
}
/**
* socket send/recv buffer size
*/
if (sw_zend_hash_find(vht, ZEND_STRS("socket_buffer_size"), (void **) &v) == SUCCESS)
{
convert_to_long(v);
value = (int) Z_LVAL_P(v);
swSocket_set_buffer_size(cli->socket->fd, value);
}
/**
* TCP_NODELAY
*/
if (sw_zend_hash_find(vht, ZEND_STRS("open_tcp_nodelay"), (void **) &v) == SUCCESS)
{
value = 1;
if (setsockopt(cli->socket->fd, IPPROTO_TCP, TCP_NODELAY, &value, sizeof(value)) < 0)
{
swSysError("setsockopt(%d, TCP_NODELAY) failed.", cli->socket->fd);
}
}
#ifdef SW_USE_OPENSSL
if (sw_zend_hash_find(vht, ZEND_STRS("ssl_method"), (void **) &v) == SUCCESS)
{
convert_to_long(v);
cli->ssl_method = (int) Z_LVAL_P(v);
cli->open_ssl = 1;
}
if (sw_zend_hash_find(vht, ZEND_STRS("ssl_compress"), (void **) &v) == SUCCESS)
{
convert_to_boolean(v);
cli->ssl_disable_compress = !Z_BVAL_P(v);
}
if (sw_zend_hash_find(vht, ZEND_STRS("ssl_cert_file"), (void **) &v) == SUCCESS)
{
convert_to_string(v);
cli->ssl_cert_file = strdup(Z_STRVAL_P(v));
if (access(cli->ssl_cert_file, R_OK) < 0)
{
swoole_php_fatal_error(E_ERROR, "ssl cert file[%s] not found.", cli->ssl_cert_file);
return;
}
cli->open_ssl = 1;
}
if (sw_zend_hash_find(vht, ZEND_STRS("ssl_key_file"), (void **) &v) == SUCCESS)
{
convert_to_string(v);
cli->ssl_key_file = strdup(Z_STRVAL_P(v));
if (access(cli->ssl_key_file, R_OK) < 0)
{
swoole_php_fatal_error(E_ERROR, "ssl key file[%s] not found.", cli->ssl_key_file);
return;
}
}
if (cli->ssl_cert_file && !cli->ssl_key_file)
{
swoole_php_fatal_error(E_ERROR, "ssl require key file.");
return;
}
#endif
}
static int client_onWrite(swReactor *reactor, swEvent *event)
{
zval *zobject = event->socket->object;
#if PHP_MAJOR_VERSION < 7
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#endif
swClient *cli = swoole_get_object(zobject);
if (!cli)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_client.");
return SW_ERR;
}
if (cli->socket->active)
{
return swReactor_onWrite(SwooleG.main_reactor, event);
}
else
{
int error;
socklen_t len = sizeof(error);
if (getsockopt (event->fd, SOL_SOCKET, SO_ERROR, &error, &len) < 0)
{
swoole_php_fatal_error(E_WARNING, "swoole_client: getsockopt[sock=%d] failed. Error: %s[%d]", event->fd, strerror(errno), errno);
return SW_ERR;
}
//success
if (error == 0)
{
//listen read event
SwooleG.main_reactor->set(SwooleG.main_reactor, event->fd, (SW_FD_USER + 1) | SW_EVENT_READ);
//connected
cli->socket->active = 1;
#ifdef SW_USE_OPENSSL
if (cli->open_ssl)
{
if (swClient_ssl_handshake(cli) < 0)
{
return client_error_callback(zobject, event, error TSRMLS_CC);
}
cli->socket->ssl_state = SW_SSL_STATE_WAIT_STREAM;
return SW_OK;
}
#endif
client_connect_callback(zobject TSRMLS_CC);
}
else
{
return client_error_callback(zobject, event, error TSRMLS_CC);
}
}
return SW_OK;
}
static int client_connect_callback(zval *zobject TSRMLS_DC)
{
zval *retval = NULL;
client_callback *cb = swoole_get_property(zobject, 0);
zval *zcallback = cb->onConnect;
zval **args[1];
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
swoole_php_fatal_error(E_WARNING, "object have not connect callback.");
return SW_ERR;
}
args[0] = &zobject;
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "onConnect handler error");
return SW_ERR;
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
return SW_OK;
}
static int client_error_callback(zval *zobject, swEvent *event, int error TSRMLS_DC)
{
zval *zcallback;
zval *retval = NULL;
zval **args[1];
if (error != 0)
{
swClient *cli = swoole_get_object(zobject);
if (cli)
{
swoole_php_error(E_WARNING, "connect to server [%s] failed. Error: %s [%d].", cli->server_str, strerror(error), error);
}
}
SwooleG.main_reactor->del(SwooleG.main_reactor, event->fd);
client_callback *cb = swoole_get_property(zobject, 0);
zcallback = cb->onError;
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))
{
swoole_php_fatal_error(E_WARNING, "object have not error callback.");
return SW_ERR;
}
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "onError handler error");
return SW_ERR;
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
sw_zval_ptr_dtor(&zobject);
return SW_OK;
}
void php_swoole_at_shutdown(char *function)
{
#if PHP_MAJOR_VERSION < 7
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#endif
#if PHP_MAJOR_VERSION >=7
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(&shutdown_function_entry.arguments[0], "swoole_event_wait");
if (!register_user_shutdown_function("swoole_event_wait", sizeof("swoole_event_wait")-1, &shutdown_function_entry TSRMLS_CC))
{
zval_ptr_dtor(&shutdown_function_entry.arguments[0]);
efree(shutdown_function_entry.arguments);
swoole_php_fatal_error(E_WARNING, "Unable to register shutdown function [swoole_event_wait]");
}
#else
zval *callback;
SW_MAKE_STD_ZVAL(callback);
SW_ZVAL_STRING(callback, "swoole_event_wait", 1);
#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);
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);
sw_zval_ptr_dtor(&callback);
swoole_php_fatal_error(E_WARNING, "Unable to register shutdown function [swoole_event_wait]");
}
#else
zval *register_shutdown_function;
zval *retval = NULL;
SW_MAKE_STD_ZVAL(register_shutdown_function);
SW_ZVAL_STRING(register_shutdown_function, "register_shutdown_function", 1);
zval **args[1] = {&callback};
if (sw_call_user_function_ex(EG(function_table), NULL, register_shutdown_function, &retval, 1, args, 0, NULL TSRMLS_CC) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "Unable to register shutdown function [swoole_event_wait]");
return;
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
#endif
#endif
}
void php_swoole_check_reactor()
{
if (SwooleWG.reactor_init)
{
return;
}
#if PHP_MAJOR_VERSION < 7
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#endif
if (!SWOOLE_G(cli))
{
swoole_php_fatal_error(E_ERROR, "async-io must use in cli environment.");
return;
}
if (swIsTaskWorker())
{
swoole_php_fatal_error(E_ERROR, "cannot use async-io in task process.");
return;
}
if (SwooleG.main_reactor == NULL)
{
SwooleG.main_reactor = sw_malloc(sizeof(swReactor));
if (SwooleG.main_reactor == NULL)
{
swoole_php_fatal_error(E_ERROR, "malloc failed.");
return;
}
if (swReactor_create(SwooleG.main_reactor, SW_REACTOR_MAXEVENTS) < 0)
{
swoole_php_fatal_error(E_ERROR, "create reactor failed.");
return;
}
//client, swoole_event_exit will set swoole_running = 0
SwooleWG.in_client = 1;
SwooleWG.reactor_wait_onexit = 1;
SwooleWG.reactor_ready = 0;
//only client side
php_swoole_at_shutdown("swoole_event_wait");
}
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, (SW_FD_USER + 1) | SW_EVENT_READ, client_onRead);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, (SW_FD_USER + 1) | SW_EVENT_WRITE, client_onWrite);
SwooleG.main_reactor->setHandle(SwooleG.main_reactor, (SW_FD_USER + 1) | SW_EVENT_ERROR, client_onError);
php_swoole_event_init();
SwooleWG.reactor_init = 1;
}
static swClient* client_create_socket(zval *object, char *host, int host_len, int port)
{
zval *ztype;
int async = 0;
int packet_mode = 0;
char conn_key[SW_LONG_CONNECTION_KEY_LEN];
int conn_key_len = 0;
uint64_t tmp_buf;
int ret;
#if PHP_MAJOR_VERSION < 7
TSRMLS_FETCH_FROM_CTX(sw_thread_ctx ? sw_thread_ctx : NULL);
#endif
ztype = sw_zend_read_property(swoole_client_class_entry_ptr, object, SW_STRL("type")-1, 0 TSRMLS_CC);
if (ztype == NULL || ZVAL_IS_NULL(ztype))
{
swoole_php_fatal_error(E_ERROR, "get swoole_client->type failed.");
return NULL;
}
long type_tmp = Z_LVAL_P(ztype);
packet_mode = type_tmp & SW_MODE_PACKET;
packet_mode >>= 4;
long type = type_tmp & (~SW_MODE_PACKET);
//debug
//swTrace("type:%d,type_tmp:%d\r\n",type,type_tmp);
//new flag, swoole-1.6.12+
if (type & SW_FLAG_ASYNC)
{
async = 1;
}
swClient *cli;
bzero(conn_key, SW_LONG_CONNECTION_KEY_LEN);
zval *connection_id = sw_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 = swHashMap_find(php_sw_long_connections, conn_key, conn_key_len);
if (find == NULL)
{
cli = (swClient*) pemalloc(sizeof(swClient), 1);
if (swHashMap_add(php_sw_long_connections, conn_key, conn_key_len, cli, NULL) == FAILURE)
{
swoole_php_fatal_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->socket->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)
{
swoole_php_fatal_error(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;
}
swoole_set_object(object, cli);
zend_update_property_long(swoole_client_class_entry_ptr, object, ZEND_STRL("sock"), cli->socket->fd TSRMLS_CC);
if (type & SW_FLAG_KEEP)
{
cli->keep = 1;
}
#ifdef SW_USE_OPENSSL
if (type & SW_SOCK_SSL)
{
cli->open_ssl = 1;
}
#endif
if (packet_mode == 1)
{
cli->packet_mode = 1;
}
return cli;
}
static PHP_METHOD(swoole_client, __construct)
{
long async = 0;
zval *ztype;
char *id = NULL;
zend_size_t len = 0;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z|ls", &ztype, &async, &id, &len) == FAILURE)
{
swoole_php_fatal_error(E_ERROR, "require socket type param.");
RETURN_FALSE;
}
#if PHP_MEMORY_DEBUG
php_vmstat.new_client++;
#endif
if (async == 1)
{
Z_LVAL_P(ztype) = Z_LVAL_P(ztype) | SW_FLAG_ASYNC;
}
if ((Z_LVAL_P(ztype) & SW_FLAG_ASYNC))
{
php_swoole_check_reactor();
}
zend_update_property(swoole_client_class_entry_ptr, getThis(), ZEND_STRL("type"), ztype TSRMLS_CC);
if (id)
{
zend_update_property_stringl(swoole_client_class_entry_ptr, getThis(), ZEND_STRL("id"), id, len TSRMLS_CC);
}
else
{
zend_update_property_null(swoole_client_class_entry_ptr, getThis(), ZEND_STRL("id") TSRMLS_CC);
}
//init
swoole_set_object(getThis(), NULL);
RETURN_TRUE;
}
static PHP_METHOD(swoole_client, __destruct)
{
swClient *cli = swoole_get_object(getThis());
if (cli)
{
client_free(getThis(), cli);
}
#if PHP_MEMORY_DEBUG
php_vmstat.free_client++;
if (php_vmstat.free_client % 10000 == 0)
{
printf("php_vmstat.free_client=%d\n", php_vmstat.free_client);
}
#endif
}
static PHP_METHOD(swoole_client, set)