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swoole_http_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: Fang <coooold@live.com> |
| Author: Tianfeng Han <mikan.tenny@gmail.com> |
+----------------------------------------------------------------------+
*/
#include "php_swoole.h"
#include "swoole_http_client.h"
swString *http_client_buffer;
static void http_client_onReceive(swClient *cli, char *data, uint32_t length);
static void http_client_onConnect(swClient *cli);
static void http_client_onClose(swClient *cli);
static void http_client_onError(swClient *cli);
static void http_client_onRequestTimeout(swTimer *timer, swTimer_node *tnode);
static void http_client_onResponseException();
static int http_client_onMessage(swConnection *conn, char *data, uint32_t length);
static int http_client_send_http_request(zval *zobject);
static int http_client_execute(zval *zobject, char *uri, size_t uri_len, zval *callback);
#ifdef SW_HAVE_ZLIB
int http_response_uncompress(z_stream *stream, swString *buffer, char *body, int length);
static void http_init_gzip_stream(http_client *);
extern voidpf php_zlib_alloc(voidpf opaque, uInt items, uInt size);
extern void php_zlib_free(voidpf opaque, voidpf address);
#endif
static const swoole_http_parser_settings http_parser_settings =
{
NULL,
NULL,
NULL,
NULL,
NULL,
http_client_parser_on_header_field,
http_client_parser_on_header_value,
http_client_parser_on_headers_complete,
http_client_parser_on_body,
http_client_parser_on_message_complete
};
static zend_class_entry swoole_http_client_ce;
static zend_class_entry *swoole_http_client_class_entry_ptr;
static PHP_METHOD(swoole_http_client, __construct);
static PHP_METHOD(swoole_http_client, __destruct);
static PHP_METHOD(swoole_http_client, set);
static PHP_METHOD(swoole_http_client, setMethod);
static PHP_METHOD(swoole_http_client, setHeaders);
static PHP_METHOD(swoole_http_client, setCookies);
static PHP_METHOD(swoole_http_client, setData);
static PHP_METHOD(swoole_http_client, addFile);
static PHP_METHOD(swoole_http_client, execute);
static PHP_METHOD(swoole_http_client, push);
static PHP_METHOD(swoole_http_client, isConnected);
static PHP_METHOD(swoole_http_client, close);
static PHP_METHOD(swoole_http_client, on);
static PHP_METHOD(swoole_http_client, get);
static PHP_METHOD(swoole_http_client, post);
static PHP_METHOD(swoole_http_client, upgrade);
static PHP_METHOD(swoole_http_client, download);
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_void, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_construct, 0, 0, 1)
ZEND_ARG_INFO(0, host)
ZEND_ARG_INFO(0, port)
ZEND_ARG_INFO(0, ssl)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_set, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, settings, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_setMethod, 0, 0, 1)
ZEND_ARG_INFO(0, method)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_setHeaders, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, headers, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_setCookies, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, cookies, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_setData, 0, 0, 1)
ZEND_ARG_INFO(0, data)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_addFile, 0, 0, 2)
ZEND_ARG_INFO(0, path)
ZEND_ARG_INFO(0, name)
ZEND_ARG_INFO(0, type)
ZEND_ARG_INFO(0, filename)
ZEND_ARG_INFO(0, offset)
ZEND_ARG_INFO(0, length)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_execute, 0, 0, 2)
ZEND_ARG_INFO(0, path)
ZEND_ARG_INFO(0, callback)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_get, 0, 0, 2)
ZEND_ARG_INFO(0, path)
ZEND_ARG_INFO(0, callback)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_post, 0, 0, 3)
ZEND_ARG_INFO(0, path)
ZEND_ARG_INFO(0, data)
ZEND_ARG_INFO(0, callback)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_download, 0, 0, 3)
ZEND_ARG_INFO(0, path)
ZEND_ARG_INFO(0, file)
ZEND_ARG_INFO(0, callback)
ZEND_ARG_INFO(0, offset)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_upgrade, 0, 0, 2)
ZEND_ARG_INFO(0, path)
ZEND_ARG_INFO(0, callback)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_push, 0, 0, 1)
ZEND_ARG_INFO(0, data)
ZEND_ARG_INFO(0, opcode)
ZEND_ARG_INFO(0, finish)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http_client_on, 0, 0, 2)
ZEND_ARG_INFO(0, event_name)
ZEND_ARG_INFO(0, callback)
ZEND_END_ARG_INFO()
static const zend_function_entry swoole_http_client_methods[] =
{
PHP_ME(swoole_http_client, __construct, arginfo_swoole_http_client_construct, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, __destruct, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, set, arginfo_swoole_http_client_set, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, setMethod, arginfo_swoole_http_client_setMethod, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, setHeaders, arginfo_swoole_http_client_setHeaders, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, setCookies, arginfo_swoole_http_client_setCookies, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, setData, arginfo_swoole_http_client_setData, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, addFile, arginfo_swoole_http_client_addFile, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, execute, arginfo_swoole_http_client_execute, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, push, arginfo_swoole_http_client_push, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, get, arginfo_swoole_http_client_get, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, post, arginfo_swoole_http_client_post, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, upgrade, arginfo_swoole_http_client_upgrade, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, download, arginfo_swoole_http_client_download, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, isConnected, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, close, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http_client, on, arginfo_swoole_http_client_on, ZEND_ACC_PUBLIC)
PHP_FE_END
};
void http_client_clear_response_properties(zval *zobject)
{
zval *zattr;
zend_class_entry *ce = Z_OBJCE_P(zobject);
zend_update_property_long(ce, zobject, ZEND_STRL("errCode"), 0);
zend_update_property_long(ce, zobject, ZEND_STRL("statusCode"), 0);
zattr = sw_zend_read_property(ce, zobject, ZEND_STRL("headers"), 1);
if (Z_TYPE_P(zattr) == IS_ARRAY)
{
zend_hash_clean(Z_ARRVAL_P(zattr));
}
zattr = sw_zend_read_property(ce, zobject, ZEND_STRL("set_cookie_headers"), 1);
if (Z_TYPE_P(zattr) == IS_ARRAY)
{
zend_hash_clean(Z_ARRVAL_P(zattr));
}
zend_update_property_string(ce, zobject, ZEND_STRL("body"), "");
}
static int http_client_execute(zval *zobject, char *uri, size_t uri_len, zval *callback)
{
if (uri_len <= 0)
{
swoole_php_fatal_error(E_WARNING, "path is empty.");
return SW_ERR;
}
char *func_name = NULL;
if (!sw_zend_is_callable(callback, 0, &func_name))
{
swoole_php_fatal_error(E_WARNING, "Function '%s' is not callable", func_name);
efree(func_name);
return SW_ERR;
}
efree(func_name);
http_client_property *hcc = swoole_get_property(zobject, 0);
// when new request, clear all properties about the last response
http_client_clear_response_properties(zobject);
hcc->error_flag = 0;
http_client *http = swoole_get_object(zobject);
//http is not null when keeping alive
if (http)
{
//http not ready
if (http->state != HTTP_CLIENT_STATE_READY)
{
//swWarn("fd=%d, state=%d, active=%d, keep_alive=%d", http->cli->socket->fd, http->state, http->cli->socket->active, http->keep_alive);
swoole_php_fatal_error(E_WARNING, "Operation now in progress phase %d.", http->state);
return SW_ERR;
}
else if (!http->cli->socket->active)
{
swoole_php_fatal_error(E_WARNING, "connection#%d is closed.", http->cli->socket->fd);
return SW_ERR;
}
}
else
{
php_swoole_check_reactor();
http = http_client_create(zobject);
}
if (http == NULL)
{
return SW_ERR;
}
if (http->body == NULL)
{
http->body = swString_new(SW_HTTP_RESPONSE_INIT_SIZE);
if (http->body == NULL)
{
swoole_php_fatal_error(E_ERROR, "[1] swString_new(%d) failed.", SW_HTTP_RESPONSE_INIT_SIZE);
return SW_ERR;
}
}
else
{
swString_clear(http->body);
}
if (http->uri)
{
efree(http->uri);
}
http->uri = estrdup(uri);
http->uri_len = uri_len;
if (callback == NULL || ZVAL_IS_NULL(callback))
{
swoole_php_fatal_error(E_WARNING, "response callback is not set.");
}
Z_TRY_ADDREF_P(callback);
hcc->onResponse = sw_zval_dup(callback);
/**
* download response body
*/
if (hcc->download_file)
{
int fd = open(Z_STRVAL_P(hcc->download_file), O_CREAT | O_WRONLY, 0664);
if (fd < 0)
{
swSysError("open(%s, O_CREAT | O_WRONLY) failed.", Z_STRVAL_P(hcc->download_file));
return SW_ERR;
}
if (hcc->download_offset == 0)
{
if (ftruncate(fd, 0) < 0)
{
swSysError("ftruncate(%s) failed.", Z_STRVAL_P(hcc->download_file));
close(fd);
return SW_ERR;
}
}
else
{
if (lseek(fd, hcc->download_offset, SEEK_SET) < 0)
{
swSysError("fseek(%s, %jd) failed.", Z_STRVAL_P(hcc->download_file), (intmax_t) hcc->download_offset);
close(fd);
return SW_ERR;
}
}
http->download = 1;
http->file_fd = fd;
}
//if connection exists
if (http->cli)
{
return http_client_send_http_request(zobject) < 0 ? SW_ERR : SW_OK;
}
swClient *cli = php_swoole_client_new(zobject, http->host, http->host_len, http->port);
if (cli == NULL)
{
return SW_ERR;
}
http->cli = cli;
zval *ztmp;
HashTable *vht;
zval *zset = sw_zend_read_property(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("setting"), 1);
if (zset && ZVAL_IS_ARRAY(zset))
{
vht = Z_ARRVAL_P(zset);
/**
* timeout
*/
if (php_swoole_array_get_value(vht, "timeout", ztmp))
{
convert_to_double(ztmp);
http->timeout = (double) Z_DVAL_P(ztmp);
}
/**
* keep_alive
*/
if (php_swoole_array_get_value(vht, "keep_alive", ztmp))
{
convert_to_boolean(ztmp);
http->keep_alive = Z_BVAL_P(ztmp);
}
/**
* websocket mask
*/
if (php_swoole_array_get_value(vht, "websocket_mask", ztmp))
{
convert_to_boolean(ztmp);
http->websocket_mask = (int) Z_BVAL_P(ztmp);
}
//client settings
php_swoole_client_check_setting(http->cli, zset);
if (http->cli->http_proxy)
{
zval *zsend_header = sw_zend_read_property(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("requestHeaders"), 1);
if (zsend_header == NULL || Z_TYPE_P(zsend_header) != IS_ARRAY)
{
swoole_php_fatal_error (E_WARNING, "http proxy must set Host");
return SW_ERR;
}
zval *value;
if (!(value = zend_hash_str_find(Z_ARRVAL_P(zsend_header), ZEND_STRL("Host"))) ||
Z_TYPE_P(value) != IS_STRING || Z_STRLEN_P(value) < 1)
{
swoole_php_fatal_error(E_WARNING, "http proxy must set Host");
return SW_ERR;
}
if (http->cli->http_proxy->password)
{
char _buf1[128];
char _buf2[256];
int _n1 = snprintf(_buf1, sizeof(_buf1), "%*s:%*s", http->cli->http_proxy->l_user,
http->cli->http_proxy->user, http->cli->http_proxy->l_password,
http->cli->http_proxy->password);
zend_string *str = php_base64_encode((const unsigned char *) _buf1, _n1);
int _n2 = snprintf(_buf2, sizeof(_buf2), "Basic %*s", (int)str->len, str->val);
zend_string_free(str);
add_assoc_stringl_ex(zsend_header, ZEND_STRL("Proxy-Authorization"), _buf2, _n2);
}
}
}
if (cli->socket->active == 1)
{
swoole_php_fatal_error(E_WARNING, "swoole_http_client is already connected.");
return SW_ERR;
}
cli->object = zobject;
sw_copy_to_stack(cli->object, hcc->_object);
Z_TRY_ADDREF_P(zobject);
cli->open_eof_check = 0;
cli->open_length_check = 0;
cli->reactor_fdtype = PHP_SWOOLE_FD_STREAM_CLIENT;
cli->onReceive = http_client_onReceive;
cli->onConnect = http_client_onConnect;
cli->onClose = http_client_onClose;
cli->onError = http_client_onError;
return cli->connect(cli, http->host, http->port, http->timeout, 0);
}
void swoole_http_client_init(int module_number)
{
SWOOLE_INIT_CLASS_ENTRY(swoole_http_client_ce, "swoole_http_client", "Swoole\\Http\\Client", swoole_http_client_methods);
swoole_http_client_class_entry_ptr = zend_register_internal_class(&swoole_http_client_ce);
SWOOLE_CLASS_ALIAS(swoole_http_client, "Swoole\\Http\\Client");
zend_declare_property_long(swoole_http_client_class_entry_ptr, ZEND_STRL("type"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_http_client_class_entry_ptr, ZEND_STRL("errCode"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_http_client_class_entry_ptr, ZEND_STRL("statusCode"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("host"), ZEND_ACC_PUBLIC);
zend_declare_property_long(swoole_http_client_class_entry_ptr, ZEND_STRL("port"), 0, ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("requestMethod"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("requestHeaders"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("requestBody"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("uploadFiles"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("set_cookie_headers"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("downloadFile"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("headers"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("cookies"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("body"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("onConnect"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("onError"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("onMessage"), ZEND_ACC_PUBLIC);
zend_declare_property_null(swoole_http_client_class_entry_ptr, ZEND_STRL("onClose"), ZEND_ACC_PUBLIC);
http_client_buffer = swString_new(SW_HTTP_RESPONSE_INIT_SIZE);
if (!http_client_buffer)
{
swoole_php_fatal_error(E_ERROR, "[1] swString_new(%d) failed.", SW_HTTP_RESPONSE_INIT_SIZE);
}
#ifdef SW_HAVE_ZLIB
swoole_zlib_buffer = swString_new(SW_HTTP_RESPONSE_INIT_SIZE);
if (!swoole_zlib_buffer)
{
swoole_php_fatal_error(E_ERROR, "[2] swString_new(%d) failed.", SW_HTTP_RESPONSE_INIT_SIZE);
}
#endif
}
static void http_client_execute_callback(zval *zobject, enum php_swoole_client_callback_type type)
{
zval *callback = NULL;
zval *retval = NULL;
zval args[1];
http_client_property *hcc = swoole_get_property(zobject, 0);
if (!hcc)
{
return;
}
char *callback_name;
switch(type)
{
case SW_CLIENT_CB_onConnect:
callback = hcc->onConnect;
callback_name = "onConnect";
break;
case SW_CLIENT_CB_onError:
callback = hcc->onError;
callback_name = "onError";
break;
case SW_CLIENT_CB_onClose:
callback = hcc->onClose;
callback_name = "onClose";
break;
default:
return;
}
//request is not completed
if (hcc->onResponse && (type == SW_CLIENT_CB_onError || type == SW_CLIENT_CB_onClose))
{
int error_code;
if (type == SW_CLIENT_CB_onError)
{
error_code = HTTP_CLIENT_ESTATUS_CONNECT_TIMEOUT;
}
else if (hcc->error_flag & HTTP_CLIENT_EFLAG_TIMEOUT)
{
error_code = HTTP_CLIENT_ESTATUS_REQUEST_TIMEOUT;
}
else
{
error_code = HTTP_CLIENT_ESTATUS_SERVER_RESET;
}
zend_update_property_long(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("statusCode"), error_code);
zend_update_property_string(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("body"), "");
http_client_onResponseException(zobject);
}
//callback function is not set
if (!callback || ZVAL_IS_NULL(callback))
{
return;
}
args[0] = *zobject;
if (sw_call_user_function_ex(EG(function_table), NULL, callback, &retval, 1, args, 0, NULL) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "swoole_http_client->%s handler error.", callback_name);
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR);
}
//free the callback return value
if (retval != NULL)
{
zval_ptr_dtor(retval);
}
}
/**
* @zobject: swoole_http_client object
*/
static void http_client_onClose(swClient *cli)
{
zval *zobject = cli->object;
http_client *http = swoole_get_object(zobject);
if (http && http->state == HTTP_CLIENT_STATE_WAIT_CLOSE)
{
http_client_parser_on_message_complete(&http->parser);
http_client_property *hcc = swoole_get_property(zobject, 0);
http_client_onResponseException(zobject);
sw_zval_free(hcc->onResponse);
hcc->onResponse = NULL;
}
http_client_free(zobject);
http_client_execute_callback(zobject, SW_CLIENT_CB_onClose);
zval_ptr_dtor(zobject);
}
static int http_client_onMessage(swConnection *conn, char *data, uint32_t length)
{
swClient *cli = conn->object;
zval *zobject = cli->object;
zval args[2];
zval *retval;
zval *zframe;
SW_MAKE_STD_ZVAL(zframe);
php_swoole_websocket_frame_unpack(cli->buffer, zframe);
args[0] = *zobject;
args[1] = *zframe;
http_client_property *hcc = swoole_get_property(zobject, 0);
zval *zcallback = hcc->onMessage;
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 2, args, 0, NULL) == FAILURE)
{
swoole_php_fatal_error(E_ERROR, "swoole_http_client->onMessage: onClose handler error");
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR);
}
//free the callback return value
if (retval != NULL)
{
zval_ptr_dtor(retval);
}
zval_ptr_dtor(zframe);
return SW_OK;
}
/**
* @zobject: swoole_http_client object
*/
static void http_client_onError(swClient *cli)
{
zval *zobject = cli->object;
zend_update_property_long(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("errCode"), SwooleG.error);
http_client_free(zobject);
http_client_execute_callback(zobject, SW_CLIENT_CB_onError);
zval_ptr_dtor(zobject);
}
static void http_client_onRequestTimeout(swTimer *timer, swTimer_node *tnode)
{
swClient *cli = (swClient *) tnode->data;
zval *zobject = (zval *) cli->object;
zend_update_property_long(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("errCode"), ETIMEDOUT);
zend_update_property_long(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("statusCode"), HTTP_CLIENT_ESTATUS_REQUEST_TIMEOUT);
http_client_property *hcc = swoole_get_property(zobject, 0);
if (!hcc)
{
return;
}
hcc->error_flag |= HTTP_CLIENT_EFLAG_TIMEOUT;
if (cli->buffer && cli->buffer->length > 0) // received something bug not complete
{
zval *zheaders = sw_zend_read_property_array(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("requestHeaders"), 1);
zval *v;
if (php_swoole_array_get_value(Z_ARRVAL_P(zheaders), "Connection", v))
{
convert_to_string(v);
if (strcmp(Z_STRVAL_P(v), "Upgrade") == 0) // is upgrade
{
hcc->error_flag |= HTTP_CLIENT_EFLAG_UPGRADE;
}
}
}
zval *retval = NULL;
sw_zend_call_method_with_0_params(&zobject, swoole_http_client_class_entry_ptr, NULL, "close", &retval);
if (retval)
{
zval_ptr_dtor(retval);
}
}
static void http_client_onResponseException(zval *zobject)
{
zval args[1];
zval *retval = NULL;
http_client_property *hcc = swoole_get_property(zobject, 0);
if (!hcc)
{
return;
}
if (!hcc->onResponse)
{
return;
}
hcc->shutdown = 1;
zval *zcallback = hcc->onResponse;
args[0] = *zobject;
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "onResponse handler error");
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR);
}
if (retval)
{
zval_ptr_dtor(retval);
}
}
static void http_client_onReceive(swClient *cli, char *data, uint32_t length)
{
zval *zobject = cli->object;
http_client *http = swoole_get_object(zobject);
if (!http->cli)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_http_client.");
return;
}
if (http->header_completed == 0)
{
swString *buffer = cli->buffer;
buffer->length += length;
//HTTP/1.1 200 OK
if (buffer->length < 16)
{
return;
}
//No header
if (swoole_strnpos(buffer->str + buffer->offset, buffer->length - buffer->offset, ZEND_STRL("\r\n\r\n")) < 0)
{
if (buffer->length == buffer->size)
{
swSysError("Wrong http response.");
cli->close(cli);
return;
}
buffer->offset = buffer->length - 4 <= 0 ? 0 : buffer->length - 4;
return;
}
else
{
http->header_completed = 1;
data = buffer->str;
length = buffer->length;
swString_clear(buffer);
}
}
long parsed_n = swoole_http_parser_execute(&http->parser, &http_parser_settings, data, length);
if (parsed_n < 0)
{
swSysError("Parsing http over socket[%d] failed.", cli->socket->fd);
cli->close(cli);
return;
}
//not complete
if (!http->completed)
{
return;
}
swConnection *conn = cli->socket; // get connection pointer first because it's on Reactor so that it always be safe
zval *retval = NULL;
http_client_property *hcc = swoole_get_property(zobject, 0);
zval *zcallback = hcc->onResponse;
if (zcallback == NULL || ZVAL_IS_NULL(zcallback))
{
swoole_php_fatal_error(E_WARNING, "swoole_http_client object have not receive callback.");
return;
}
/**
* TODO: Sec-WebSocket-Accept check
*/
if (http->upgrade)
{
cli->open_length_check = 1;
cli->protocol.get_package_length = swWebSocket_get_package_length;
cli->protocol.onPackage = http_client_onMessage;
cli->protocol.package_length_size = SW_WEBSOCKET_HEADER_LEN + SW_WEBSOCKET_MASK_LEN + sizeof(uint64_t);
http->state = HTTP_CLIENT_STATE_UPGRADE;
//data frame
if (length > parsed_n + 3)
{
cli->buffer->length = length - parsed_n - 1;
memmove(cli->buffer->str, data + parsed_n + 1, cli->buffer->length);
}
else
{
swString_clear(cli->buffer);
}
}
http_client_clear(http);
http_client_reset(http);
hcc->onResponse = NULL;
zval args[1];
args[0] = *zobject;
if (sw_call_user_function_ex(EG(function_table), NULL, zcallback, &retval, 1, args, 0, NULL) == FAILURE)
{
swoole_php_fatal_error(E_WARNING, "onReactorCallback handler error");
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR);
}
if (retval)
{
zval_ptr_dtor(retval);
}
sw_zval_free(zcallback);
// maybe close in callback, check it
if (conn->active == 0)
{
return;
}
if (http->upgrade && cli->buffer->length > 0)
{
cli->socket->skip_recv = 1;
swProtocol_recv_check_length(&cli->protocol, cli->socket, cli->buffer);
return;
}
http_client_check_keep(http);
}
static void http_client_onConnect(swClient *cli)
{
zval *zobject = cli->object;
http_client *http = swoole_get_object(zobject);
if (!http->cli)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_http_client.");
return;
}
http_client_execute_callback(zobject, SW_CLIENT_CB_onConnect);
//send http request on write
http_client_send_http_request(zobject);
}
static int http_client_send_http_request(zval *zobject)
{
int ret;
http_client *http = swoole_get_object(zobject);
if (!http->cli)
{
swoole_php_fatal_error(E_WARNING, "object is not instanceof swoole_http_client.");
return SW_ERR;
}
if (!http->cli->socket && http->cli->socket->active == 0)
{
swoole_php_error(E_WARNING, "server is not connected.");
return SW_ERR;
}
if (http->state != HTTP_CLIENT_STATE_READY)
{
swoole_php_error(E_WARNING, "http client is not ready.");
return SW_ERR;
}
http->state = HTTP_CLIENT_STATE_BUSY;
//clear errno
SwooleG.error = 0;
http_client_property *hcc = swoole_get_property(zobject, 0);
zval *zpost_data = sw_zend_read_property(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("requestBody"), 1);
zval *zsend_header = sw_zend_read_property(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("requestHeaders"), 1);
uint32_t header_flag = 0x0;
//POST
if (zpost_data && !ZVAL_IS_NULL(zpost_data))
{
if (hcc->request_method == NULL)
{
hcc->request_method = "POST";
}
}
//GET
else
{
if (hcc->request_method == NULL)
{
hcc->request_method = "GET";
}
}
http->method = swHttp_get_method(hcc->request_method, strlen(hcc->request_method) + 1);
char *key;
uint32_t keylen;
int keytype;
zval *value = NULL;
swString_clear(http_client_buffer);
swString_append_ptr(http_client_buffer, hcc->request_method, strlen(hcc->request_method));
hcc->request_method = NULL;
swString_append_ptr(http_client_buffer, ZEND_STRL(" "));
#ifdef SW_USE_OPENSSL
if (http->cli->http_proxy && !http->cli->open_ssl)
#else
if (http->cli->http_proxy)
#endif
{
value = zend_hash_str_find(Z_ARRVAL_P(zsend_header), ZEND_STRL("Host")); //checked before
char *pre = "http://";
int len = http->uri_len + Z_STRLEN_P(value) + strlen(pre) + 10;
void *addr = emalloc(http->uri_len + Z_STRLEN_P(value) + strlen(pre) + 10);
http->uri_len = snprintf(addr, len, "%s%s:%ld%s", pre, Z_STRVAL_P(value), http->port, http->uri);
efree(http->uri);
http->uri = addr;
}
swString_append_ptr (http_client_buffer, http->uri, http->uri_len);
swString_append_ptr(http_client_buffer, ZEND_STRL(" HTTP/1.1\r\n"));
if (zsend_header && Z_TYPE_P(zsend_header) == IS_ARRAY)
{
// As much as possible to ensure that Host is the first header.
// See: http://tools.ietf.org/html/rfc7230#section-5.4
if ((value = zend_hash_str_find(Z_ARRVAL_P(zsend_header), ZEND_STRL("Host"))) || (value = zend_hash_str_find(Z_ARRVAL_P(zsend_header), ZEND_STRL("host"))))
{
http_client_swString_append_headers(http_client_buffer, ZEND_STRL("Host"), Z_STRVAL_P(value), Z_STRLEN_P(value));
}
else
{
http_client_swString_append_headers(http_client_buffer, ZEND_STRL("Host"), http->host, http->host_len);
}
SW_HASHTABLE_FOREACH_START2(Z_ARRVAL_P(zsend_header), key, keylen, keytype, value)
if (HASH_KEY_IS_STRING != keytype)
{
continue;
}
convert_to_string(value);
if ((Z_STRLEN_P(value) == 0) || (strncasecmp(key, ZEND_STRL("Host")) == 0))
{
continue;
}
if (strncasecmp(key, ZEND_STRL("Content-Length")) == 0)
{
header_flag |= HTTP_HEADER_CONTENT_LENGTH;
//ignore custom Content-Length value
continue;
}
else if (strncasecmp(key, ZEND_STRL("Connection")) == 0)
{
header_flag |= HTTP_HEADER_CONNECTION;
}
else if (strncasecmp(key, ZEND_STRL("Accept-Encoding")) == 0)
{
header_flag |= HTTP_HEADER_ACCEPT_ENCODING;
}
http_client_swString_append_headers(http_client_buffer, key, keylen, Z_STRVAL_P(value), Z_STRLEN_P(value));
SW_HASHTABLE_FOREACH_END();
}
else
{
http_client_swString_append_headers(http_client_buffer, ZEND_STRL("Host"), http->host, http->host_len);
}
if (!(header_flag & HTTP_HEADER_CONNECTION))
{
if (http->keep_alive)
{
http_client_swString_append_headers(http_client_buffer, ZEND_STRL("Connection"), ZEND_STRL("keep-alive"));
}
else
{
http_client_swString_append_headers(http_client_buffer, ZEND_STRL("Connection"), ZEND_STRL("closed"));
}
}
#ifdef SW_HAVE_ZLIB
if (!(header_flag & HTTP_HEADER_ACCEPT_ENCODING))
{
http_client_swString_append_headers(http_client_buffer, ZEND_STRL("Accept-Encoding"), ZEND_STRL("gzip"));
}
#endif
zval *zcookies = sw_zend_read_property(swoole_http_client_class_entry_ptr, zobject, ZEND_STRL("cookies"), 1);
if (zcookies && Z_TYPE_P(zcookies) == IS_ARRAY)
{
swString_append_ptr(http_client_buffer, ZEND_STRL("Cookie: "));
int n_cookie = Z_ARRVAL_P(zcookies)->nNumOfElements;
int i = 0;
char *encoded_value;
SW_HASHTABLE_FOREACH_START2(Z_ARRVAL_P(zcookies), key, keylen, keytype, value)
i ++;
if (HASH_KEY_IS_STRING != keytype)
{
continue;
}
convert_to_string(value);
if (Z_STRLEN_P(value) == 0)
{
continue;
}
swString_append_ptr(http_client_buffer, key, keylen);
swString_append_ptr(http_client_buffer, "=", 1);
int encoded_value_len;
encoded_value = sw_php_url_encode( Z_STRVAL_P(value), Z_STRLEN_P(value), &encoded_value_len);
if (encoded_value)
{
swString_append_ptr(http_client_buffer, encoded_value, encoded_value_len);
efree(encoded_value);
}
if (i < n_cookie)
{
swString_append_ptr(http_client_buffer, "; ", 2);
}
SW_HASHTABLE_FOREACH_END();
swString_append_ptr(http_client_buffer, ZEND_STRL("\r\n"));
}
//form-data
if (hcc->request_upload_files)
{
char header_buf[2048];
char boundary_str[39];
int n;
memcpy(boundary_str, SW_HTTP_CLIENT_BOUNDARY_PREKEY, sizeof(SW_HTTP_CLIENT_BOUNDARY_PREKEY) - 1);
swoole_random_string(boundary_str + sizeof(SW_HTTP_CLIENT_BOUNDARY_PREKEY) - 1,
sizeof(boundary_str) - sizeof(SW_HTTP_CLIENT_BOUNDARY_PREKEY));
n = snprintf(header_buf, sizeof(header_buf), "Content-Type: multipart/form-data; boundary=%*s\r\n",
(int)(sizeof(boundary_str) - 1), boundary_str);
swString_append_ptr(http_client_buffer, header_buf, n);
int content_length = 0;
//post data
if (Z_TYPE_P(zpost_data) == IS_ARRAY && php_swoole_array_length(zpost_data) > 0)
{
SW_HASHTABLE_FOREACH_START2(Z_ARRVAL_P(zpost_data), key, keylen, keytype, value)
if (HASH_KEY_IS_STRING != keytype)
{
continue;
}
convert_to_string(value);
//strlen("%.*")*2 = 6
//header + body + CRLF
content_length += (sizeof(SW_HTTP_FORM_DATA_FORMAT_STRING) - 7) + (sizeof(boundary_str) - 1) + keylen
+ Z_STRLEN_P(value) + 2;
SW_HASHTABLE_FOREACH_END();