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swoole_http_v2_client.c
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swoole_http_v2_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 "swoole_http.h"
#ifdef SW_USE_HTTP2
#include "swoole_http_v2_client.h"
static zend_class_entry swoole_http2_client_ce;
static zend_class_entry *swoole_http2_client_class_entry_ptr;
static zend_class_entry swoole_http2_response_ce;
zend_class_entry *swoole_http2_response_class_entry_ptr;
swString *cookie_buffer = NULL;
enum
{
HTTP2_CLIENT_PROPERTY_INDEX = 3,
};
typedef struct
{
char *uri;
uint32_t uri_len;
uint32_t stream_id;
uint8_t type;
zval *callback;
zval *data;
#if PHP_MAJOR_VERSION >= 7
zval _callback;
zval _data;
#endif
} http2_client_request;
static PHP_METHOD(swoole_http2_client, __construct);
static PHP_METHOD(swoole_http2_client, __destruct);
static PHP_METHOD(swoole_http2_client, onConnect);
static PHP_METHOD(swoole_http2_client, onError);
static PHP_METHOD(swoole_http2_client, onReceive);
static PHP_METHOD(swoole_http2_client, onClose);
static PHP_METHOD(swoole_http2_client, setHeaders);
static PHP_METHOD(swoole_http2_client, setCookies);
static PHP_METHOD(swoole_http2_client, get);
static PHP_METHOD(swoole_http2_client, post);
static PHP_METHOD(swoole_http2_client, openStream);
static PHP_METHOD(swoole_http2_client, push);
static PHP_METHOD(swoole_http2_client, closeStream);
static void http2_client_send_request(zval *zobject, http2_client_request *req TSRMLS_DC);
static void http2_client_send_stream_request(zval *zobject, http2_client_request *req TSRMLS_DC);
static void http2_client_send_all_requests(zval *zobject TSRMLS_DC);
static void http2_client_request_free(void *ptr);
static void http2_client_stream_free(void *ptr);
static const zend_function_entry swoole_http2_client_methods[] =
{
PHP_ME(swoole_http2_client, __construct, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_CTOR)
PHP_ME(swoole_http2_client, __destruct, NULL, ZEND_ACC_PUBLIC | ZEND_ACC_DTOR)
PHP_ME(swoole_http2_client, setHeaders, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, setCookies, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, get, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, post, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, onConnect, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, onError, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, onReceive, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, onClose, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, openStream, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, push, NULL, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client, closeStream, NULL, ZEND_ACC_PUBLIC)
PHP_FE_END
};
void swoole_http2_client_init(int module_number TSRMLS_DC)
{
SWOOLE_INIT_CLASS_ENTRY(swoole_http2_client_ce, "swoole_http2_client", "Swoole\\Http2\\Client", swoole_http2_client_methods);
swoole_http2_client_class_entry_ptr = sw_zend_register_internal_class_ex(&swoole_http2_client_ce, swoole_client_class_entry_ptr, "swoole_client" TSRMLS_CC);
SWOOLE_CLASS_ALIAS(swoole_http2_client, "Swoole\\Http2\\Client");
zend_declare_property_null(swoole_http2_client_class_entry_ptr, SW_STRL("requestHeaders")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_client_class_entry_ptr, SW_STRL("cookies")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
SWOOLE_INIT_CLASS_ENTRY(swoole_http2_response_ce, "swoole_http2_response", "Swoole\\Http2\\Response", NULL);
swoole_http2_response_class_entry_ptr = zend_register_internal_class(&swoole_http2_response_ce TSRMLS_CC);
SWOOLE_CLASS_ALIAS(swoole_http2_response, "Swoole\\Http2\\Response");
zend_declare_property_long(swoole_http2_response_class_entry_ptr, SW_STRL("streamId")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_long(swoole_http2_response_class_entry_ptr, SW_STRL("errCode")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_long(swoole_http2_response_class_entry_ptr, SW_STRL("statusCode")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_bool(swoole_http2_response_class_entry_ptr, SW_STRL("pipeline")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_response_class_entry_ptr, SW_STRL("headers")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_response_class_entry_ptr, SW_STRL("set_cookie_headers")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_response_class_entry_ptr, SW_STRL("cookies")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_response_class_entry_ptr, SW_STRL("body")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
if (cookie_buffer == NULL)
{
cookie_buffer = swString_new(8192);
}
}
static PHP_METHOD(swoole_http2_client, __construct)
{
char *host;
zend_size_t host_len;
long port = 80;
zend_bool ssl = SW_FALSE;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "s|lb", &host, &host_len, &port, &ssl) == FAILURE)
{
return;
}
if (host_len <= 0)
{
zend_throw_exception(swoole_exception_class_entry_ptr, "host is empty.", SW_ERROR_INVALID_PARAMS TSRMLS_CC);
RETURN_FALSE;
}
http2_client_property *hcc;
hcc = (http2_client_property*) emalloc(sizeof(http2_client_property));
bzero(hcc, sizeof(http2_client_property));
swoole_set_property(getThis(), HTTP2_CLIENT_PROPERTY_INDEX, hcc);
hcc->requests = swLinkedList_new(0, http2_client_request_free);
hcc->stream_requests = swLinkedList_new(0, http2_client_request_free);
hcc->streams = swHashMap_new(8, http2_client_stream_free);
hcc->stream_id = 1;
zval *ztype;
SW_MAKE_STD_ZVAL(ztype);
long type = SW_FLAG_ASYNC | SW_SOCK_TCP;
if (ssl)
{
type |= SW_SOCK_SSL;
hcc->ssl = 1;
}
ZVAL_LONG(ztype, type);
zval *zobject = getThis();
zval *retval = NULL;
sw_zend_call_method_with_1_params(&zobject, swoole_client_class_entry_ptr, NULL, "__construct", &retval, ztype);
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
sw_zval_ptr_dtor(&ztype);
hcc->host = estrndup(host, host_len);
hcc->host_len = host_len;
hcc->port = port;
}
static PHP_METHOD(swoole_http2_client, setHeaders)
{
zval *headers;
if (zend_parse_parameters(ZEND_NUM_ARGS()TSRMLS_CC, "z", &headers) == FAILURE)
{
return;
}
zend_update_property(swoole_http2_client_class_entry_ptr, getThis(), ZEND_STRL("requestHeaders"), headers TSRMLS_CC);
}
static PHP_METHOD(swoole_http2_client, setCookies)
{
zval *cookies;
if (zend_parse_parameters(ZEND_NUM_ARGS()TSRMLS_CC, "z", &cookies) == FAILURE)
{
return;
}
zend_update_property(swoole_http2_client_class_entry_ptr, getThis(), ZEND_STRL("cookies"), cookies TSRMLS_CC);
}
static int http2_client_build_header(zval *zobject, http2_client_request *req, char *buffer, int buffer_len TSRMLS_DC)
{
char *date_str = NULL;
int ret;
zval *zheader = sw_zend_read_property(swoole_http2_client_class_entry_ptr, zobject, ZEND_STRL("requestHeaders"), 1 TSRMLS_CC);
int index = 0;
int find_host = 0;
nghttp2_nv nv[1024];
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_PROPERTY_INDEX);
if (req->type == HTTP_GET)
{
http2_add_header(&nv[index++], ZEND_STRL(":method"), ZEND_STRL("GET"));
}
else
{
http2_add_header(&nv[index++], ZEND_STRL(":method"), ZEND_STRL("POST"));
}
http2_add_header(&nv[index++], ZEND_STRL(":path"), req->uri, req->uri_len);
if (hcc->ssl)
{
http2_add_header(&nv[index++], ZEND_STRL(":scheme"), ZEND_STRL("https"));
}
else
{
http2_add_header(&nv[index++], ZEND_STRL(":scheme"), ZEND_STRL("http"));
}
//Host
index++;
if (zheader && !ZVAL_IS_NULL(zheader))
{
HashTable *ht = Z_ARRVAL_P(zheader);
zval *value = NULL;
char *key = NULL;
uint32_t keylen = 0;
int type;
SW_HASHTABLE_FOREACH_START2(ht, key, keylen, type, value)
{
if (!key)
{
break;
}
if (*key == ':')
{
continue;
}
if (strncasecmp("Host", key, keylen) == 0)
{
http2_add_header(&nv[HTTP2_CLIENT_HOST_HEADER_INDEX], ZEND_STRL(":authority"), Z_STRVAL_P(value), Z_STRLEN_P(value));
find_host = 1;
}
else
{
http2_add_header(&nv[index++], key, keylen, Z_STRVAL_P(value), Z_STRLEN_P(value));
}
}
SW_HASHTABLE_FOREACH_END();
(void)type;
}
if (!find_host)
{
http2_add_header(&nv[HTTP2_CLIENT_HOST_HEADER_INDEX], ZEND_STRL(":authority"), hcc->host, hcc->host_len);
}
zval *zcookie = sw_zend_read_property(swoole_http2_client_class_entry_ptr, zobject, ZEND_STRL("cookies"), 1 TSRMLS_CC);
//http cookies
if (zcookie && !ZVAL_IS_NULL(zcookie))
{
http2_add_cookie(nv, &index, zcookie TSRMLS_CC);
}
ssize_t rv;
size_t buflen;
size_t i;
size_t sum = 0;
#if 0
for (i = 0; i < index; ++i)
{
swTraceLog(SW_TRACE_HTTP2, "Header[%d]: "SW_ECHO_CYAN_BLUE"=%s", i, nv[i].name, nv[i].value);
}
#endif
nghttp2_hd_deflater *deflater;
ret = nghttp2_hd_deflate_new(&deflater, 4096);
if (ret != 0)
{
swoole_php_error(E_WARNING, "nghttp2_hd_deflate_init failed with error: %s\n", nghttp2_strerror(ret));
return SW_ERR;
}
for (i = 0; i < index; ++i)
{
sum += nv[i].namelen + nv[i].valuelen;
}
buflen = nghttp2_hd_deflate_bound(deflater, nv, index);
if (buflen > buffer_len)
{
swoole_php_error(E_WARNING, "header is too large.");
return SW_ERR;
}
rv = nghttp2_hd_deflate_hd(deflater, (uchar *) buffer, buflen, nv, index);
if (rv < 0)
{
swoole_php_error(E_WARNING, "nghttp2_hd_deflate_hd() failed with error: %s\n", nghttp2_strerror((int ) rv));
return SW_ERR;
}
for (i = 0; i < index; ++i)
{
efree(nv[i].name); // free lower header name copy
}
if (date_str)
{
efree(date_str);
}
nghttp2_hd_deflate_del(deflater);
return rv;
}
void http2_add_cookie(nghttp2_nv *nv, int *index, zval *cookies TSRMLS_DC)
{
char *key;
uint32_t keylen;
int keytype;
zval *value = NULL;
char *encoded_value;
uint32_t offest = 0;
swString_clear(cookie_buffer);
SW_HASHTABLE_FOREACH_START2(Z_ARRVAL_P(cookies), key, keylen, keytype, value)
if (HASH_KEY_IS_STRING != keytype)
{
continue;
}
convert_to_string(value);
if (Z_STRLEN_P(value) == 0)
{
continue;
}
swString_append_ptr(cookie_buffer, key, keylen);
swString_append_ptr(cookie_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(cookie_buffer, encoded_value, encoded_value_len);
efree(encoded_value);
http2_add_header(&nv[(*index)++], ZEND_STRL("cookie"), cookie_buffer->str + offest, keylen + 1 + encoded_value_len);
offest += keylen + 1 + encoded_value_len;
}
SW_HASHTABLE_FOREACH_END();
}
int http2_client_parse_header(http2_client_property *hcc, http2_client_stream *stream , int flags, char *in, size_t inlen)
{
nghttp2_hd_inflater *inflater = hcc->inflater;
zval *zresponse = stream->response_object;
if (!inflater)
{
int ret = nghttp2_hd_inflate_new(&inflater);
if (ret != 0)
{
swoole_php_error(E_WARNING, "nghttp2_hd_inflate_init() failed, Error: %s[%d].", nghttp2_strerror(ret), ret);
return SW_ERR;
}
hcc->inflater = inflater;
}
if (flags & SW_HTTP2_FLAG_PRIORITY)
{
//int stream_deps = ntohl(*(int *) (in));
//uint8_t weight = in[4];
in += 5;
inlen -= 5;
}
zval *zheader;
SW_MAKE_STD_ZVAL(zheader);
array_init(zheader);
zval *cookies = sw_zend_read_property_array(swoole_http2_response_class_entry_ptr, zresponse, ZEND_STRL("cookies"), 1 TSRMLS_CC);
zval *set_cookie_headers = sw_zend_read_property_array(swoole_http2_response_class_entry_ptr, zresponse, ZEND_STRL("set_cookie_headers"), 1 TSRMLS_CC);
ssize_t rv;
for (;;)
{
nghttp2_nv nv;
int inflate_flags = 0;
size_t proclen;
rv = nghttp2_hd_inflate_hd(inflater, &nv, &inflate_flags, (uchar *) in, inlen, 1);
if (rv < 0)
{
swoole_php_error(E_WARNING, "inflate failed, Error: %s[%zd].", nghttp2_strerror(rv), rv);
return SW_ERR;
}
proclen = (size_t) rv;
in += proclen;
inlen -= proclen;
//swTraceLog(SW_TRACE_HTTP2, "Header: %s[%d]: %s[%d]", nv.name, nv.namelen, nv.value, nv.valuelen);
if (inflate_flags & NGHTTP2_HD_INFLATE_EMIT)
{
if (nv.name[0] == ':')
{
if (strncasecmp((char *) nv.name + 1, "status", nv.namelen -1) == 0)
{
zend_update_property_long(swoole_http2_response_class_entry_ptr, zresponse, ZEND_STRL("statusCode"), atoi((char *) nv.value) TSRMLS_CC);
continue;
}
}
#ifdef SW_HAVE_ZLIB
else if (strncasecmp((char *) nv.name, "content-encoding", nv.namelen) == 0 && strncasecmp((char *) nv.value, "gzip", nv.valuelen) == 0)
{
http2_client_init_gzip_stream(stream);
if (Z_OK != inflateInit2(&stream->gzip_stream, MAX_WBITS + 16))
{
swWarn("inflateInit2() failed.");
return SW_ERR;
}
}
#endif
else if (strncasecmp((char *) nv.name, "set-cookie", nv.namelen) == 0)
{
if (SW_OK != http_parse_set_cookies((char *) nv.value, nv.valuelen, cookies, set_cookie_headers))
{
return SW_ERR;
}
}
sw_add_assoc_stringl_ex(zheader, (char *) nv.name, nv.namelen + 1, (char *) nv.value, nv.valuelen, 1);
}
if (inflate_flags & NGHTTP2_HD_INFLATE_FINAL)
{
nghttp2_hd_inflate_end_headers(inflater);
break;
}
if ((inflate_flags & NGHTTP2_HD_INFLATE_EMIT) == 0 && inlen == 0)
{
break;
}
}
zend_update_property(swoole_http2_response_class_entry_ptr, zresponse, ZEND_STRL("headers"), zheader TSRMLS_CC);
sw_zval_ptr_dtor(&zheader);
rv = nghttp2_hd_inflate_change_table_size(inflater, 4096);
if (rv != 0)
{
return rv;
}
return SW_OK;
}
/**
* Http2
*/
static int http2_client_onFrame(zval *zobject, zval *zdata TSRMLS_DC)
{
char *buf = Z_STRVAL_P(zdata);
int type = buf[3];
int flags = buf[4];
int stream_id = ntohl((*(int *) (buf + 5))) & 0x7fffffff;
uint32_t length = swHttp2_get_length(buf);
buf += SW_HTTP2_FRAME_HEADER_SIZE;
char frame[SW_HTTP2_FRAME_HEADER_SIZE + SW_HTTP2_FRAME_PING_PAYLOAD_SIZE];
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_PROPERTY_INDEX);
swClient *cli = swoole_get_object(zobject);
uint16_t id;
uint32_t value;
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_YELLOW"]\tflags=%d, stream_id=%d, length=%d", swHttp2_get_type(type), flags, stream_id, length);
if (type == SW_HTTP2_TYPE_SETTINGS)
{
if (flags & SW_HTTP2_FLAG_ACK)
{
return SW_OK;
}
while(length > 0)
{
id = ntohs(*(uint16_t *) (buf));
value = ntohl(*(uint32_t *) (buf + sizeof(uint16_t)));
switch (id)
{
case SW_HTTP2_SETTINGS_MAX_CONCURRENT_STREAMS:
hcc->max_concurrent_streams = value;
swTraceLog(SW_TRACE_HTTP2, "setting: max_concurrent_streams=%d.", value);
break;
case SW_HTTP2_SETTINGS_INIT_WINDOW_SIZE:
hcc->send_window = value;
swTraceLog(SW_TRACE_HTTP2, "setting: init_window_size=%d.", value);
break;
case SW_HTTP2_SETTINGS_MAX_FRAME_SIZE:
hcc->max_frame_size = value;
swTraceLog(SW_TRACE_HTTP2, "setting: max_frame_size=%d.", value);
break;
case SW_HTTP2_SETTINGS_MAX_HEADER_LIST_SIZE:
hcc->max_header_list_size = value;
swTraceLog(SW_TRACE_HTTP2, "setting: max_header_list_size=%d.", value);
break;
default:
swWarn("unknown option[%d].", id);
break;
}
buf += sizeof(id) + sizeof(value);
length -= sizeof(id) + sizeof(value);
}
swHttp2_set_frame_header(frame, SW_HTTP2_TYPE_SETTINGS, 0, SW_HTTP2_FLAG_ACK, stream_id);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", ACK, STREAM#%d]\t[length=%d]", swHttp2_get_type(SW_HTTP2_TYPE_SETTINGS), stream_id, length);
cli->send(cli, frame, SW_HTTP2_FRAME_HEADER_SIZE, 0);
return SW_OK;
}
else if (type == SW_HTTP2_TYPE_WINDOW_UPDATE)
{
hcc->send_window = ntohl(*(int *) buf);
swTraceLog(SW_TRACE_HTTP2, "update: window_size=%d.", hcc->send_window);
return SW_OK;
}
else if (type == SW_HTTP2_TYPE_PING)
{
swHttp2_set_frame_header(frame, SW_HTTP2_TYPE_PING, SW_HTTP2_FRAME_PING_PAYLOAD_SIZE, SW_HTTP2_FLAG_ACK, stream_id);
memcpy(frame + SW_HTTP2_FRAME_HEADER_SIZE, buf + SW_HTTP2_FRAME_HEADER_SIZE, SW_HTTP2_FRAME_PING_PAYLOAD_SIZE);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", STREAM#%d]", swHttp2_get_type(SW_HTTP2_FRAME_PING_PAYLOAD_SIZE), stream_id);
cli->send(cli, frame, SW_HTTP2_FRAME_HEADER_SIZE + SW_HTTP2_FRAME_PING_PAYLOAD_SIZE, 0);
return SW_OK;
}
else if (type == SW_HTTP2_TYPE_GOAWAY)
{
int last_stream_id = htonl(*(int *) (buf));
buf += 4;
int error_code = htonl(*(int *) (buf));
swWarn("["SW_ECHO_RED"] last_stream_id=%d, error_code=%d.", "GOAWAY", last_stream_id, error_code);
zval* retval;
sw_zend_call_method_with_0_params(&zobject, swoole_client_class_entry_ptr, NULL, "close", &retval);
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
return SW_OK;
}
http2_client_stream *stream = swHashMap_find_int(hcc->streams, stream_id);
// stream has closed
if (stream == NULL)
{
return SW_OK;
}
if (type == SW_HTTP2_TYPE_HEADERS)
{
http2_client_parse_header(hcc, stream, flags, buf, length);
}
else if (type == SW_HTTP2_TYPE_DATA)
{
if (!stream->buffer)
{
stream->buffer = swString_new(8192);
}
#ifdef SW_HAVE_ZLIB
if (stream->gzip)
{
if (http_response_uncompress(&stream->gzip_stream, stream->gzip_buffer, buf, length) == SW_ERR)
{
return -1;
}
swString_append_ptr(stream->buffer, stream->gzip_buffer->str, stream->gzip_buffer->length);
}
else
#endif
{
swString_append_ptr(stream->buffer, buf, length);
}
}
else
{
swWarn("unknown frame, type=%d, stream_id=%d, length=%d.", type, stream_id, length);
return SW_OK;
}
if ((type == SW_HTTP2_TYPE_DATA && stream->type == SW_HTTP2_STREAM_PIPELINE)
|| (stream->type == SW_HTTP2_STREAM_NORMAL && (flags & SW_HTTP2_FLAG_END_STREAM)))
{
zval *retval = NULL;
zval *zcallback = stream->callback;
zval *zresponse = stream->response_object;
if (stream->buffer)
{
zend_update_property_stringl(swoole_http2_response_class_entry_ptr, stream->response_object, ZEND_STRL("body"), stream->buffer->str, stream->buffer->length TSRMLS_CC);
}
zval **args[1];
args[0] = &zresponse;
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_http2_client handler error.");
}
if (EG(exception))
{
zend_exception_error(EG(exception), E_ERROR TSRMLS_CC);
}
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
if (stream->type == SW_HTTP2_STREAM_NORMAL)
{
swHashMap_del_int(hcc->streams, stream_id);
}
else
{
swString_clear(stream->buffer);
}
}
return SW_OK;
}
static void http2_client_request_free(void *ptr)
{
http2_client_request *req = ptr;
if (req->callback)
{
sw_zval_ptr_dtor(&req->callback);
}
if (req->data)
{
sw_zval_ptr_dtor(&req->data);
}
if (req->uri)
{
efree(req->uri);
}
efree(req);
}
static void http2_client_stream_free(void *ptr)
{
http2_client_stream *stream = ptr;
sw_zval_ptr_dtor(&stream->callback);
sw_zval_ptr_dtor(&stream->response_object);
if (stream->buffer)
{
swString_free(stream->buffer);
}
#ifdef SW_HAVE_ZLIB
if (stream->gzip)
{
inflateEnd(&stream->gzip_stream);
swString_free(stream->gzip_buffer);
}
#endif
efree(stream);
}
static void http2_client_set_callback(zval *zobject, const char *callback_name, const char *method_name TSRMLS_DC)
{
zval *retval = NULL;
zval *zcallback;
SW_MAKE_STD_ZVAL(zcallback);
array_init(zcallback);
zval *zname;
SW_MAKE_STD_ZVAL(zname);
zval *zmethod_name;
SW_MAKE_STD_ZVAL(zmethod_name);
SW_ZVAL_STRING(zname, callback_name, 1);
SW_ZVAL_STRING(zmethod_name, method_name, 1);
add_next_index_zval(zcallback, zobject);
add_next_index_zval(zcallback, zmethod_name);
sw_zend_call_method_with_2_params(&zobject, swoole_http2_client_class_entry_ptr, NULL, "on", &retval, zname, zcallback);
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
sw_zval_ptr_dtor(&zname);
sw_zval_ptr_dtor(&zcallback);
}
static void http2_client_send_all_requests(zval *zobject TSRMLS_DC)
{
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_PROPERTY_INDEX);
swLinkedList *requests = hcc->requests;
swLinkedList_node *node = requests->head;
http2_client_request *request;
while(node)
{
request = node->data;
http2_client_send_request(zobject, request TSRMLS_CC);
node = node->next;
}
swLinkedList_free(requests);
hcc->requests = NULL;
requests = hcc->stream_requests;
node = requests->head;
while(node)
{
request = node->data;
http2_client_send_stream_request(zobject, request TSRMLS_CC);
node = node->next;
}
swLinkedList_free(requests);
hcc->stream_requests = NULL;
}
static void http2_client_send_stream_request(zval *zobject, http2_client_request *req TSRMLS_DC)
{
swClient *cli = swoole_get_object(zobject);
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_PROPERTY_INDEX);
char buffer[8192];
/**
* create stream
*/
if (req->stream_id == 0)
{
/**
* send header
*/
int n = http2_client_build_header(zobject, req, buffer + SW_HTTP2_FRAME_HEADER_SIZE, sizeof(buffer) - SW_HTTP2_FRAME_HEADER_SIZE TSRMLS_CC);
if (n <= 0)
{
swWarn("http2_client_build_header() failed.");
return;
}
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_HEADERS, n, SW_HTTP2_FLAG_END_HEADERS, hcc->stream_id);
http2_client_stream *stream = emalloc(sizeof(http2_client_stream));
memset(stream, 0, sizeof(http2_client_stream));
zval *response_object;
SW_MAKE_STD_ZVAL(response_object);
object_init_ex(response_object, swoole_http2_response_class_entry_ptr);
stream->stream_id = hcc->stream_id;
stream->response_object = response_object;
stream->callback = req->callback;
stream->type = SW_HTTP2_STREAM_PIPELINE;
sw_copy_to_stack(stream->callback, stream->_callback);
sw_zval_add_ref(&stream->callback);
sw_copy_to_stack(stream->response_object, stream->_response_object);
zend_update_property_long(swoole_http2_response_class_entry_ptr, response_object, ZEND_STRL("streamId"), stream->stream_id TSRMLS_CC);
swHashMap_add_int(hcc->streams, hcc->stream_id, stream);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", STREAM#%d] length=%d", swHttp2_get_type(SW_HTTP2_TYPE_HEADERS), hcc->stream_id, n);
cli->send(cli, buffer, n + SW_HTTP2_FRAME_HEADER_SIZE, 0);
hcc->stream_id += 2;
return;
}
else
{
int stream_id = req->stream_id;
zval *post_data = req->data;
/**
* send body
*/
if (post_data)
{
if (Z_TYPE_P(post_data) == IS_ARRAY)
{
zend_size_t len;
smart_str formstr_s = { 0 };
char *formstr = sw_http_build_query(post_data, &len, &formstr_s TSRMLS_CC);
if (formstr == NULL)
{
swoole_php_error(E_WARNING, "http_build_query failed.");
return;
}
memset(buffer, 0, SW_HTTP2_FRAME_HEADER_SIZE);
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, len, 0, stream_id);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", END, STREAM#%d] length=%zu", swHttp2_get_type(SW_HTTP2_TYPE_DATA), stream_id, len);
cli->send(cli, buffer, SW_HTTP2_FRAME_HEADER_SIZE, 0);
cli->send(cli, formstr, len, 0);
smart_str_free(&formstr_s);
}
else
{
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, Z_STRLEN_P(post_data), 0, stream_id);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", END, STREAM#%d] length=%zu", swHttp2_get_type(SW_HTTP2_TYPE_DATA), stream_id, Z_STRLEN_P(post_data));
cli->send(cli, buffer, SW_HTTP2_FRAME_HEADER_SIZE, 0);
cli->send(cli, Z_STRVAL_P(post_data), Z_STRLEN_P(post_data), 0);
}
}
return;
}
}
static void http2_client_send_request(zval *zobject, http2_client_request *req TSRMLS_DC)
{
swClient *cli = swoole_get_object(zobject);
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_PROPERTY_INDEX);
zval *post_data = req->data;
if (post_data)
{
zval *zheader = sw_zend_read_property_array(swoole_http2_client_class_entry_ptr, zobject, ZEND_STRL("requestHeaders"), 1 TSRMLS_CC);
if (Z_TYPE_P(post_data) == IS_ARRAY)
{
sw_add_assoc_stringl_ex(zheader, ZEND_STRS("content-type"), ZEND_STRL("application/x-www-form-urlencoded"), 1);
}
}
/**
* send header
*/
char buffer[8192];
int n = http2_client_build_header(zobject, req, buffer + SW_HTTP2_FRAME_HEADER_SIZE, sizeof(buffer) - SW_HTTP2_FRAME_HEADER_SIZE TSRMLS_CC);
if (n <= 0)
{
swWarn("http2_client_build_header() failed.");
return;
}
if (post_data == NULL)
{
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_HEADERS, n, SW_HTTP2_FLAG_END_STREAM | SW_HTTP2_FLAG_END_HEADERS, hcc->stream_id);
}
else
{
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_HEADERS, n, SW_HTTP2_FLAG_END_HEADERS, hcc->stream_id);
}
http2_client_stream *stream = emalloc(sizeof(http2_client_stream));
memset(stream, 0, sizeof(http2_client_stream));
zval *response_object;
SW_MAKE_STD_ZVAL(response_object);
object_init_ex(response_object, swoole_http2_response_class_entry_ptr);
stream->stream_id = hcc->stream_id;
stream->response_object = response_object;
stream->callback = req->callback;
stream->type = SW_HTTP2_STREAM_NORMAL;
sw_copy_to_stack(stream->callback, stream->_callback);
sw_zval_add_ref(&stream->callback);
sw_copy_to_stack(stream->response_object, stream->_response_object);
zend_update_property_long(swoole_http2_response_class_entry_ptr, response_object, ZEND_STRL("streamId"), stream->stream_id TSRMLS_CC);
swHashMap_add_int(hcc->streams, hcc->stream_id, stream);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", STREAM#%d] length=%d", swHttp2_get_type(SW_HTTP2_TYPE_HEADERS), hcc->stream_id, n);
cli->send(cli, buffer, n + SW_HTTP2_FRAME_HEADER_SIZE, 0);
/**
* send body
*/
if (post_data)
{
if (Z_TYPE_P(post_data) == IS_ARRAY)
{
zend_size_t len;
smart_str formstr_s = { 0 };
char *formstr = sw_http_build_query(post_data, &len, &formstr_s TSRMLS_CC);
if (formstr == NULL)
{
swoole_php_error(E_WARNING, "http_build_query failed.");
return;
}
memset(buffer, 0, SW_HTTP2_FRAME_HEADER_SIZE);
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, len, SW_HTTP2_FLAG_END_STREAM, hcc->stream_id);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", END, STREAM#%d] length=%zu", swHttp2_get_type(SW_HTTP2_TYPE_DATA), hcc->stream_id, len);
cli->send(cli, buffer, SW_HTTP2_FRAME_HEADER_SIZE, 0);
cli->send(cli, formstr, len, 0);
smart_str_free(&formstr_s);
}
else
{
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, Z_STRLEN_P(req->data), SW_HTTP2_FLAG_END_STREAM, hcc->stream_id);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", END, STREAM#%d] length=%zu", swHttp2_get_type(SW_HTTP2_TYPE_DATA), hcc->stream_id, Z_STRLEN_P(req->data));
cli->send(cli, buffer, SW_HTTP2_FRAME_HEADER_SIZE, 0);
cli->send(cli, Z_STRVAL_P(post_data), Z_STRLEN_P(post_data), 0);
}
}
hcc->stream_id += 2;
return;
}
static void http2_client_connect(zval *zobject TSRMLS_DC)
{
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_PROPERTY_INDEX);
zval *retval = NULL;
zval *zhost;
SW_MAKE_STD_ZVAL(zhost);
SW_ZVAL_STRINGL(zhost, hcc->host, hcc->host_len, 1);
zval *zport;
SW_MAKE_STD_ZVAL(zport);
ZVAL_LONG(zport, hcc->port);
http2_client_set_callback(zobject, "Connect", "onConnect" TSRMLS_CC);
http2_client_set_callback(zobject, "Receive", "onReceive" TSRMLS_CC);
if (!php_swoole_client_isset_callback(zobject, SW_CLIENT_CB_onClose TSRMLS_CC))
{
http2_client_set_callback(zobject, "Close", "onClose" TSRMLS_CC);
}
if (!php_swoole_client_isset_callback(zobject, SW_CLIENT_CB_onError TSRMLS_CC))
{
http2_client_set_callback(zobject, "Error", "onError" TSRMLS_CC);
}
sw_zend_call_method_with_2_params(&zobject, swoole_http2_client_class_entry_ptr, NULL, "connect", &retval, zhost, zport);
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
sw_zval_ptr_dtor(&zhost);
sw_zval_ptr_dtor(&zport);
swClient *cli = swoole_get_object(zobject);
cli->http2 = 1;
}
static PHP_METHOD(swoole_http2_client, get)
{
zval *uri;
zval *callback;
http2_client_property *hcc = swoole_get_property(getThis(), HTTP2_CLIENT_PROPERTY_INDEX);
swClient *cli = swoole_get_object(getThis());
if (!cli && hcc->connecting == 1)
{
swoole_php_error(E_WARNING, "The connection is closed.");
RETURN_FALSE;
}
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "zz", &uri, &callback) == FAILURE)
{
return;
}
char *func_name = NULL;
if (!sw_zend_is_callable(callback, 0, &func_name TSRMLS_CC))
{
swoole_php_fatal_error(E_WARNING, "Function '%s' is not callable", func_name);
efree(func_name);
RETURN_FALSE;
}
efree(func_name);
if (Z_TYPE_P(uri) != IS_STRING)
{
swoole_php_fatal_error(E_WARNING, "uri is not string.");
RETURN_FALSE;
}
if (cli && cli->socket && cli->socket->active == 1)
{
http2_client_request _req;
_req.uri = Z_STRVAL_P(uri);
_req.uri_len = Z_STRLEN_P(uri);
_req.type = HTTP_GET;
_req.callback = callback;
_req.data = NULL;
http2_client_send_request(getThis(), &_req TSRMLS_CC);
}
else
{
swLinkedList *requests = hcc->requests;
http2_client_request *req = emalloc(sizeof(http2_client_request));
req->uri = estrndup(Z_STRVAL_P(uri), Z_STRLEN_P(uri));
req->uri_len = Z_STRLEN_P(uri);
req->type = HTTP_GET;
req->callback = callback;
req->data = NULL;
sw_copy_to_stack(req->callback, req->_callback);
sw_zval_add_ref(&req->callback);
swLinkedList_append(requests, req);
if (!hcc->connecting)
{
http2_client_connect(getThis() TSRMLS_CC);
hcc->connecting = 1;
}
}