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swoole_http_v2_client_coro.c
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swoole_http_v2_client_coro.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
#ifdef SW_COROUTINE
#include "swoole_coroutine.h"
#include "swoole_http_v2_client.h"
extern zend_class_entry *swoole_http2_response_class_entry_ptr;
static zend_class_entry swoole_http2_client_coro_ce;
static zend_class_entry *swoole_http2_client_coro_class_entry_ptr;
static zend_class_entry swoole_http2_request_coro_ce;
static zend_class_entry *swoole_http2_request_coro_class_entry_ptr;
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_void, 0, 0, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http2_client_coro_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_http2_client_coro_set, 0, 0, 1)
ZEND_ARG_ARRAY_INFO(0, settings, 0)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http2_client_coro_stats, 0, 0, 1)
ZEND_ARG_INFO(0, key)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http2_client_coro_send, 0, 0, 1)
ZEND_ARG_INFO(0, request)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http2_client_coro_write, 0, 0, 2)
ZEND_ARG_INFO(0, stream_id)
ZEND_ARG_INFO(0, data)
ZEND_ARG_INFO(0, end_stream)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http2_client_coro_recv, 0, 0, 0)
ZEND_ARG_INFO(0, timeout)
ZEND_END_ARG_INFO()
ZEND_BEGIN_ARG_INFO_EX(arginfo_swoole_http2_client_coro_goaway, 0, 0, 0)
ZEND_ARG_INFO(0, error_code)
ZEND_ARG_INFO(0, debug_data)
ZEND_END_ARG_INFO()
enum
{
HTTP2_CLIENT_CORO_CONTEXT = 0,
HTTP2_CLIENT_CORO_PROPERTY = 1,
};
static PHP_METHOD(swoole_http2_client_coro, __construct);
static PHP_METHOD(swoole_http2_client_coro, __destruct);
static PHP_METHOD(swoole_http2_client_coro, set);
static PHP_METHOD(swoole_http2_client_coro, connect);
static PHP_METHOD(swoole_http2_client_coro, stats);
static PHP_METHOD(swoole_http2_client_coro, send);
static PHP_METHOD(swoole_http2_client_coro, write);
static PHP_METHOD(swoole_http2_client_coro, recv);
static PHP_METHOD(swoole_http2_client_coro, goaway);
static PHP_METHOD(swoole_http2_client_coro, close);
static int http2_client_send_request(zval *zobject, zval *request TSRMLS_DC);
static void http2_client_stream_free(void *ptr);
static void http2_client_onConnect(swClient *cli);
static void http2_client_onClose(swClient *cli);
static void http2_client_onError(swClient *cli);
static void http2_client_onTimeout(swTimer *timer, swTimer_node *tnode);
static void http2_client_onReceive(swClient *cli, char *buf, uint32_t _length);
static const zend_function_entry swoole_http2_client_methods[] =
{
PHP_ME(swoole_http2_client_coro, __construct, arginfo_swoole_http2_client_coro_construct, ZEND_ACC_PUBLIC | ZEND_ACC_CTOR)
PHP_ME(swoole_http2_client_coro, __destruct, arginfo_swoole_void, ZEND_ACC_PUBLIC | ZEND_ACC_DTOR)
PHP_ME(swoole_http2_client_coro, set, arginfo_swoole_http2_client_coro_set, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client_coro, connect, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client_coro, stats, arginfo_swoole_http2_client_coro_stats, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client_coro, send, arginfo_swoole_http2_client_coro_send, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client_coro, write, arginfo_swoole_http2_client_coro_write, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client_coro, recv, arginfo_swoole_http2_client_coro_recv, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client_coro, goaway, arginfo_swoole_http2_client_coro_goaway, ZEND_ACC_PUBLIC)
PHP_ME(swoole_http2_client_coro, close, arginfo_swoole_void, ZEND_ACC_PUBLIC)
PHP_FE_END
};
void swoole_http2_client_coro_init(int module_number TSRMLS_DC)
{
INIT_CLASS_ENTRY(swoole_http2_client_coro_ce, "Swoole\\Coroutine\\Http2\\Client", swoole_http2_client_methods);
swoole_http2_client_coro_class_entry_ptr = zend_register_internal_class(&swoole_http2_client_coro_ce);
INIT_CLASS_ENTRY(swoole_http2_request_coro_ce, "Swoole\\Http2\\Request", NULL);
swoole_http2_request_coro_class_entry_ptr = zend_register_internal_class(&swoole_http2_request_coro_ce);
sw_zend_register_class_alias("Swoole\\Coroutine\\Http2\\Request", swoole_http2_request_coro_class_entry_ptr);
if (SWOOLE_G(use_namespace))
{
sw_zend_register_class_alias("swoole_http2_request", swoole_http2_request_coro_class_entry_ptr);
}
if (SWOOLE_G(use_shortname))
{
sw_zend_register_class_alias("Co\\Http2\\Client", swoole_http2_client_coro_class_entry_ptr);
sw_zend_register_class_alias("Co\\Http2\\Request", swoole_http2_request_coro_class_entry_ptr);
}
zend_declare_property_long(swoole_http2_client_coro_class_entry_ptr, SW_STRL("errCode")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_long(swoole_http2_client_coro_class_entry_ptr, SW_STRL("errMsg")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_long(swoole_http2_client_coro_class_entry_ptr, SW_STRL("sock")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_long(swoole_http2_client_coro_class_entry_ptr, ZEND_STRL("type"), 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_client_coro_class_entry_ptr, ZEND_STRL("setting"), ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_bool(swoole_http2_client_coro_class_entry_ptr, ZEND_STRL("connected"), 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_client_coro_class_entry_ptr, SW_STRL("host")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_long(swoole_http2_client_coro_class_entry_ptr, SW_STRL("port")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_request_coro_class_entry_ptr, SW_STRL("path")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_request_coro_class_entry_ptr, SW_STRL("method")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_request_coro_class_entry_ptr, SW_STRL("headers")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_request_coro_class_entry_ptr, SW_STRL("cookies")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_request_coro_class_entry_ptr, SW_STRL("data")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_bool(swoole_http2_request_coro_class_entry_ptr, SW_STRL("pipeline")-1, 0, ZEND_ACC_PUBLIC TSRMLS_CC);
zend_declare_property_null(swoole_http2_request_coro_class_entry_ptr, SW_STRL("files")-1, ZEND_ACC_PUBLIC TSRMLS_CC);
SWOOLE_DEFINE(HTTP2_ERROR_NO_ERROR);
SWOOLE_DEFINE(HTTP2_ERROR_PROTOCOL_ERROR);
SWOOLE_DEFINE(HTTP2_ERROR_INTERNAL_ERROR);
SWOOLE_DEFINE(HTTP2_ERROR_FLOW_CONTROL_ERROR);
SWOOLE_DEFINE(HTTP2_ERROR_SETTINGS_TIMEOUT);
SWOOLE_DEFINE(HTTP2_ERROR_STREAM_CLOSED);
SWOOLE_DEFINE(HTTP2_ERROR_FRAME_SIZE_ERROR);
SWOOLE_DEFINE(HTTP2_ERROR_REFUSED_STREAM);
SWOOLE_DEFINE(HTTP2_ERROR_CANCEL);
SWOOLE_DEFINE(HTTP2_ERROR_COMPRESSION_ERROR);
SWOOLE_DEFINE(HTTP2_ERROR_CONNECT_ERROR);
SWOOLE_DEFINE(HTTP2_ERROR_ENHANCE_YOUR_CALM);
SWOOLE_DEFINE(HTTP2_ERROR_INADEQUATE_SECURITY);
}
static PHP_METHOD(swoole_http2_client_coro, __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_CORO_PROPERTY, hcc);
php_context *context = emalloc(sizeof(php_context));
swoole_set_property(getThis(), HTTP2_CLIENT_CORO_CONTEXT, context);
context->onTimeout = NULL;
context->coro_params = *getThis();
hcc->streams = swHashMap_new(8, http2_client_stream_free);
hcc->stream_id = 1;
long type = SW_FLAG_ASYNC | SW_SOCK_TCP;
if (ssl)
{
#ifdef SW_USE_OPENSSL
type |= SW_SOCK_SSL;
hcc->ssl = 1;
#else
swoole_php_fatal_error(E_ERROR, "require openssl library.");
#endif
}
zend_update_property_long(swoole_http2_client_coro_class_entry_ptr, getThis(), ZEND_STRL("type"), type TSRMLS_CC);
hcc->host = estrndup(host, host_len);
hcc->host_len = host_len;
hcc->port = port;
}
static PHP_METHOD(swoole_http2_client_coro, set)
{
zval *zset;
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &zset) == FAILURE)
{
return;
}
if (Z_TYPE_P(zset) != IS_ARRAY)
{
RETURN_FALSE;
}
zval *zsetting = php_swoole_read_init_property(swoole_http2_client_coro_class_entry_ptr, getThis(), ZEND_STRL("setting") TSRMLS_CC);
sw_php_array_merge(Z_ARRVAL_P(zsetting), Z_ARRVAL_P(zset));
RETURN_TRUE;
}
static int http2_client_build_header(zval *zobject, zval *req, char *buffer, int buffer_len TSRMLS_DC)
{
char *date_str = NULL;
int ret;
int index = 0;
int find_host = 0;
zval *cookies = sw_zend_read_property(swoole_http2_request_coro_class_entry_ptr, req, ZEND_STRL("cookies"), 1 TSRMLS_CC);
zval *method = sw_zend_read_property(swoole_http2_request_coro_class_entry_ptr, req, ZEND_STRL("method"), 1 TSRMLS_CC);
zval *path = sw_zend_read_property(swoole_http2_request_coro_class_entry_ptr, req, ZEND_STRL("path"), 1 TSRMLS_CC);
zval *headers = sw_zend_read_property(swoole_http2_request_coro_class_entry_ptr, req, ZEND_STRL("headers"), 1 TSRMLS_CC);
nghttp2_nv nv[1024];
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
if (ZVAL_IS_NULL(method) || Z_TYPE_P(method) != IS_STRING || Z_STRLEN_P(method) == 0)
{
http2_add_header(&nv[index++], ZEND_STRL(":method"), ZEND_STRL("GET"));
}
else
{
http2_add_header(&nv[index++], ZEND_STRL(":method"), Z_STRVAL_P(method), Z_STRLEN_P(method));
}
if (ZVAL_IS_NULL(path) || Z_TYPE_P(path) != IS_STRING || Z_STRLEN_P(path) == 0)
{
http2_add_header(&nv[index++], ZEND_STRL(":path"), "/", 1);
}
else
{
http2_add_header(&nv[index++], ZEND_STRL(":path"), Z_STRVAL_P(path), Z_STRLEN_P(path));
}
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 (headers && Z_TYPE_P(headers) == IS_ARRAY)
{
HashTable *ht = Z_ARRVAL_P(headers);
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);
}
//http cookies
if (cookies && Z_TYPE_P(cookies) == IS_ARRAY)
{
http2_add_cookie(nv, &index, cookies 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;
}
static void http2_client_onReceive(swClient *cli, char *buf, uint32_t _length)
{
int type = buf[3];
int flags = buf[4];
int error_code = 0;
int stream_id = ntohl((*(int *) (buf + 5))) & 0x7fffffff;
uint32_t length = swHttp2_get_length(buf);
buf += SW_HTTP2_FRAME_HEADER_SIZE;
zval *zobject = cli->object;
char frame[SW_HTTP2_FRAME_HEADER_SIZE + SW_HTTP2_FRAME_PING_PAYLOAD_SIZE];
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
if (stream_id > hcc->last_stream_id)
{
hcc->last_stream_id = stream_id;
}
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);
switch (type)
{
case SW_HTTP2_TYPE_SETTINGS:
{
if (flags & SW_HTTP2_FLAG_ACK)
{
return;
}
while(length > 0)
{
id = ntohs(*(uint16_t *) (buf));
value = ntohl(*(uint32_t *) (buf + sizeof(uint16_t)));
switch (id)
{
case SW_HTTP2_SETTING_HEADER_TABLE_SIZE:
swTraceLog(SW_TRACE_HTTP2, "setting: header_compression_table_max=%u.", value);
break;
case SW_HTTP2_SETTINGS_MAX_CONCURRENT_STREAMS:
hcc->max_concurrent_streams = value;
swTraceLog(SW_TRACE_HTTP2, "setting: max_concurrent_streams=%u.", value);
break;
case SW_HTTP2_SETTINGS_INIT_WINDOW_SIZE:
hcc->send_window = value;
swTraceLog(SW_TRACE_HTTP2, "setting: init_send_window=%u.", value);
break;
case SW_HTTP2_SETTINGS_MAX_FRAME_SIZE:
hcc->max_frame_size = value;
swTraceLog(SW_TRACE_HTTP2, "setting: max_frame_size=%u.", 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=%u.", value);
break;
default:
// disable warning and ignore it because some websites are not following http2 protocol totally
// swWarn("unknown option[%d]: %d.", id, value);
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;
}
case SW_HTTP2_TYPE_WINDOW_UPDATE:
{
hcc->send_window = ntohl(*(int *) buf);
swTraceLog(SW_TRACE_HTTP2, "update: send_window=%d.", hcc->recv_window);
return;
}
case 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_TYPE_PING), stream_id);
cli->send(cli, frame, SW_HTTP2_FRAME_HEADER_SIZE + SW_HTTP2_FRAME_PING_PAYLOAD_SIZE, 0);
return;
}
case SW_HTTP2_TYPE_GOAWAY:
{
uint32_t server_last_stream_id = htonl(*(int *) (buf));
buf += 4;
error_code = htonl(*(int *) (buf));
buf += 4;
// update goaway error code and error msg
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_RED"] last_stream_id=%d, error_code=%d, opaque_data=[%.*s]", "GOAWAY", server_last_stream_id, error_code, length - SW_HTTP2_GOAWAY_SIZE, buf);
zend_update_property_long(swoole_http2_client_coro_class_entry_ptr, zobject, ZEND_STRL("errCode"), error_code TSRMLS_CC);
zend_update_property_stringl(swoole_http2_client_coro_class_entry_ptr, zobject, ZEND_STRL("errMsg"), buf, length - SW_HTTP2_GOAWAY_SIZE TSRMLS_CC);
zend_update_property_long(swoole_http2_client_coro_class_entry_ptr, zobject, ZEND_STRL("serverLastStreamId"), server_last_stream_id TSRMLS_CC);
zval* retval;
sw_zend_call_method_with_0_params(&zobject, swoole_http2_client_coro_class_entry_ptr, NULL, "close", &retval);
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
if (hcc->iowait != 0)
{
// resume and return false
hcc->iowait = 0;
zval _result;
zval *result = &_result;
ZVAL_FALSE(result);
php_context *context = swoole_get_property(zobject, HTTP2_CLIENT_CORO_CONTEXT);
int ret = coro_resume(context, result, &retval);
if (ret == CORO_END && retval)
{
sw_zval_ptr_dtor(&retval);
}
}
return;
}
case SW_HTTP2_TYPE_RST_STREAM:
{
error_code = htonl(*(int *) (buf));
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_RED"] stream_id=%d, error_code=%d.", "RST_STREAM", stream_id, error_code);
if (hcc->iowait == 0)
{
return;
}
break;
}
}
http2_client_stream *stream = swHashMap_find_int(hcc->streams, stream_id);
// stream has closed
if (stream == NULL)
{
return;
}
if (type == SW_HTTP2_TYPE_HEADERS)
{
http2_client_parse_header(hcc, stream, flags, buf, length);
}
else if (type == SW_HTTP2_TYPE_DATA)
{
if (length > 0)
{
if (!stream->buffer)
{
stream->buffer = swString_new(SW_HTTP2_DATA_BUFFER_SIZE);
}
#ifdef SW_HAVE_ZLIB
if (stream->gzip)
{
if (http_response_uncompress(&stream->gzip_stream, stream->gzip_buffer, buf, length) == SW_ERR)
{
return;
}
swString_append_ptr(stream->buffer, stream->gzip_buffer->str, stream->gzip_buffer->length);
}
else
#endif
{
swString_append_ptr(stream->buffer, buf, length);
}
// now we control the connection flow only (not stream)
hcc->recv_window -= length;
stream->recv_window -= length;
if (hcc->recv_window < (SW_HTTP2_MAX_WINDOW_SIZE / 4))
{
http2_client_send_window_update(cli, 0, SW_HTTP2_MAX_WINDOW_SIZE - hcc->recv_window);
hcc->recv_window = SW_HTTP2_MAX_WINDOW_SIZE;
}
if (stream->recv_window < (SW_HTTP2_MAX_WINDOW_SIZE / 4))
{
http2_client_send_window_update(cli, stream_id, SW_HTTP2_MAX_WINDOW_SIZE - stream->recv_window);
stream->recv_window = SW_HTTP2_MAX_WINDOW_SIZE;
}
}
}
uint8_t stream_type = stream->type;
if (
(type == SW_HTTP2_TYPE_DATA && stream_type == SW_HTTP2_STREAM_PIPELINE) // pipeline data frame
|| (stream_type == SW_HTTP2_STREAM_NORMAL && (flags & SW_HTTP2_FLAG_END_STREAM)) // normal end frame
|| type == SW_HTTP2_TYPE_RST_STREAM || type == SW_HTTP2_TYPE_GOAWAY // rst and goaway frame
)
{
zval _zresponse = stream->_response_object;
zval *zresponse = &_zresponse;
zval *retval = NULL;
if (type == SW_HTTP2_TYPE_RST_STREAM)
{
zend_update_property_long(swoole_http2_response_class_entry_ptr, zresponse, ZEND_STRL("statusCode"), -3 TSRMLS_CC);
zend_update_property_long(swoole_http2_response_class_entry_ptr, zresponse, ZEND_STRL("errCode"), error_code TSRMLS_CC);
}
else if (stream_type == SW_HTTP2_STREAM_PIPELINE && !(flags & SW_HTTP2_FLAG_END_STREAM))
{
zend_update_property_bool(swoole_http2_response_class_entry_ptr, zresponse, ZEND_STRL("pipeline"), 1 TSRMLS_CC);
}
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);
}
if (stream_type == SW_HTTP2_STREAM_NORMAL)
{
Z_ADDREF_P(zresponse); // dtor in del
swHashMap_del_int(hcc->streams, stream_id);
}
else if (stream->buffer)
{
swString_clear(stream->buffer);
}
if (cli->timer)
{
swTimer_del(&SwooleG.timer, cli->timer);
cli->timer = NULL;
}
if (hcc->iowait != 0)
{
hcc->iowait = 0;
php_context *context = swoole_get_property(zobject, HTTP2_CLIENT_CORO_CONTEXT);
int ret = coro_resume(context, zresponse, &retval);
if (ret == CORO_END && retval)
{
sw_zval_ptr_dtor(&retval);
}
}
// if not pipeline or pipeline end, response refcount--
if (stream_type != SW_HTTP2_STREAM_PIPELINE || (flags & SW_HTTP2_FLAG_END_STREAM))
{
zval_ptr_dtor(zresponse);
}
}
}
static void http2_client_stream_free(void *ptr)
{
http2_client_stream *stream = ptr;
if (stream->buffer)
{
swString_free(stream->buffer);
}
#ifdef SW_HAVE_ZLIB
if (stream->gzip)
{
inflateEnd(&stream->gzip_stream);
swString_free(stream->gzip_buffer);
}
#endif
if (stream->response_object)
{
zval_ptr_dtor(stream->response_object);
stream->response_object = NULL;
}
efree(stream);
}
static int http2_client_send_request(zval *zobject, zval *req TSRMLS_DC)
{
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
swClient *cli = hcc->client;
zval *headers = sw_zend_read_property_array(swoole_http2_request_coro_class_entry_ptr, req, ZEND_STRL("headers"), 1 TSRMLS_CC);
zval *post_data = sw_zend_read_property(swoole_http2_request_coro_class_entry_ptr, req, ZEND_STRL("data"), 1 TSRMLS_CC);
zval *pipeline = sw_zend_read_property(swoole_http2_request_coro_class_entry_ptr, req, ZEND_STRL("pipeline"), 1 TSRMLS_CC);
if (!ZVAL_IS_NULL(post_data))
{
if (Z_TYPE_P(post_data) == IS_ARRAY)
{
sw_add_assoc_stringl_ex(headers, 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 -1;
}
// malloc
http2_client_stream *stream = emalloc(sizeof(http2_client_stream));
memset(stream, 0, sizeof(http2_client_stream));
// init
stream->response_object = &stream->_response_object;
object_init_ex(stream->response_object, swoole_http2_response_class_entry_ptr);
stream->stream_id = hcc->stream_id;
stream->type = Z_BVAL_P(pipeline) ? SW_HTTP2_STREAM_PIPELINE : SW_HTTP2_STREAM_NORMAL;
stream->send_window = SW_HTTP2_DEFAULT_WINDOW_SIZE;
stream->recv_window = SW_HTTP2_DEFAULT_WINDOW_SIZE;
if (ZVAL_IS_NULL(post_data))
{
//pipeline
if (stream->type == SW_HTTP2_STREAM_PIPELINE)
{
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_HEADERS, n, SW_HTTP2_FLAG_END_HEADERS, stream->stream_id);
}
else
{
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, stream->stream_id);
}
zend_update_property_long(swoole_http2_response_class_entry_ptr, stream->response_object, ZEND_STRL("streamId"), stream->stream_id TSRMLS_CC);
// add to map
swHashMap_add_int(hcc->streams, stream->stream_id, stream);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", STREAM#%d] length=%d", swHttp2_get_type(SW_HTTP2_TYPE_HEADERS), stream->stream_id, n);
cli->send(cli, buffer, n + SW_HTTP2_FRAME_HEADER_SIZE, 0);
/**
* send body
*/
if (!ZVAL_IS_NULL(post_data))
{
int flag = stream->type == SW_HTTP2_STREAM_PIPELINE ? 0 : SW_HTTP2_FLAG_END_STREAM;
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 -1;
}
memset(buffer, 0, SW_HTTP2_FRAME_HEADER_SIZE);
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, len, flag, stream->stream_id);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", END, STREAM#%d] length=%zu", swHttp2_get_type(SW_HTTP2_TYPE_DATA), stream->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
{
convert_to_string(post_data);
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, Z_STRLEN_P(post_data), flag, stream->stream_id);
swTraceLog(SW_TRACE_HTTP2, "["SW_ECHO_GREEN", END, STREAM#%d] length=%zu", swHttp2_get_type(SW_HTTP2_TYPE_DATA), stream->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);
}
}
hcc->stream_id += 2;
return stream->stream_id;
}
static int http2_client_send_data(http2_client_property *hcc, uint32_t stream_id, zval *data, zend_bool end TSRMLS_DC)
{
swClient *cli = hcc->client;
char buffer[8192];
http2_client_stream *stream = swHashMap_find_int(hcc->streams, stream_id);
if (stream == NULL || stream->type != SW_HTTP2_STREAM_PIPELINE)
{
return -1;
}
int flag = end ? SW_HTTP2_FLAG_END_STREAM : 0;
if (Z_TYPE_P(data) == IS_ARRAY)
{
zend_size_t len;
smart_str formstr_s = { 0 };
char *formstr = sw_http_build_query(data, &len, &formstr_s TSRMLS_CC);
if (formstr == NULL)
{
swoole_php_error(E_WARNING, "http_build_query failed.");
return -1;
}
memset(buffer, 0, SW_HTTP2_FRAME_HEADER_SIZE);
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, len, flag, 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 if (Z_TYPE_P(data) == IS_STRING)
{
swHttp2_set_frame_header(buffer, SW_HTTP2_TYPE_DATA, Z_STRLEN_P(data), flag, 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(data));
cli->send(cli, buffer, SW_HTTP2_FRAME_HEADER_SIZE, 0);
cli->send(cli, Z_STRVAL_P(data), Z_STRLEN_P(data), 0);
}
else
{
swoole_php_error(E_WARNING, "unknown data type[%d].", Z_TYPE_P(data) );
return -1;
}
return SW_OK;
}
static PHP_METHOD(swoole_http2_client_coro, send)
{
zval *request;
http2_client_property *hcc = swoole_get_property(getThis(), HTTP2_CLIENT_CORO_PROPERTY);
swClient *cli = hcc->client;
if (!cli || !cli->socket || cli->socket->closed)
{
swoole_php_error(E_WARNING, "The connection is closed.");
RETURN_FALSE;
}
if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "z", &request) == FAILURE)
{
return;
}
if (SW_Z_TYPE_P(request) != IS_OBJECT)
{
error:
swoole_php_fatal_error(E_ERROR, "object is not instanceof swoole_http2_request.");
RETURN_FALSE;
}
if (!instanceof_function(Z_OBJCE_P(request), swoole_http2_request_coro_class_entry_ptr TSRMLS_CC))
{
goto error;
}
int stream_id = http2_client_send_request(getThis(), request TSRMLS_CC);
if (stream_id < 0)
{
RETURN_FALSE;
}
else
{
RETURN_LONG(stream_id);
}
}
static PHP_METHOD(swoole_http2_client_coro, recv)
{
http2_client_property *hcc = swoole_get_property(getThis(), HTTP2_CLIENT_CORO_PROPERTY);
swClient *cli = hcc->client;
if (!cli || !cli->socket || cli->socket->closed)
{
swoole_php_error(E_WARNING, "The connection is closed.");
RETURN_FALSE;
}
if (hcc->cid != 0 && hcc->cid != sw_get_current_cid())
{
swoole_php_fatal_error(E_ERROR, "client has been bound to another coroutine.");
RETURN_FALSE;
}
double timeout = hcc->timeout;
if (zend_parse_parameters(ZEND_NUM_ARGS()TSRMLS_CC, "|d", &timeout) == FAILURE)
{
RETURN_FALSE;
}
php_context *context = swoole_get_property(getThis(), HTTP2_CLIENT_CORO_CONTEXT);
if (timeout > 0)
{
php_swoole_check_timer((int) (timeout * 1000));
cli->timer = SwooleG.timer.add(&SwooleG.timer, (int) (timeout * 1000), 0, context, http2_client_onTimeout);
}
hcc->cid = sw_get_current_cid();
coro_save(context);
hcc->iowait = 1;
coro_yield();
}
static void http2_client_onConnect(swClient *cli)
{
zval *zobject = cli->object;
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
zend_update_property_bool(swoole_http2_client_coro_class_entry_ptr, zobject, ZEND_STRL("connected"), 1 TSRMLS_CC);
cli->send(cli, ZEND_STRL("PRI * HTTP/2.0\r\n\r\nSM\r\n\r\n"), 0);
cli->open_length_check = 1;
cli->protocol.get_package_length = swHttp2_get_frame_length;
cli->protocol.package_length_size = SW_HTTP2_FRAME_HEADER_SIZE;
hcc->ready = 1;
hcc->stream_id = 1;
http2_client_send_setting(cli);
// [init]: we must set default value, server is not always send all the settings
hcc->max_concurrent_streams = SW_HTTP2_MAX_CONCURRENT_STREAMS;
hcc->send_window = SW_HTTP2_DEFAULT_WINDOW_SIZE;
hcc->recv_window = SW_HTTP2_DEFAULT_WINDOW_SIZE;
hcc->max_frame_size = SW_HTTP2_MAX_FRAME_SIZE;
// hcc->max_header_list_size = 1; unknown
hcc->iowait = 0;
zval *result;
SW_MAKE_STD_ZVAL(result);
ZVAL_BOOL(result, 1);
zval *retval = NULL;
php_context *context = swoole_get_property(zobject, HTTP2_CLIENT_CORO_CONTEXT);
int ret = coro_resume(context, result, &retval);
if (ret == CORO_END && retval)
{
sw_zval_ptr_dtor(&retval);
}
}
static void http2_client_onClose(swClient *cli)
{
zval *zobject = cli->object;
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
zend_update_property_bool(swoole_http2_client_coro_class_entry_ptr, zobject, ZEND_STRL("connected"), 0 TSRMLS_CC);
php_swoole_client_free(zobject, cli TSRMLS_CC);
if (!hcc)
{
return;
}
hcc->client = NULL;
if (hcc->iowait == 0)
{
return;
}
hcc->cid = 0;
hcc->iowait = 0;
zval *result;
SW_MAKE_STD_ZVAL(result);
ZVAL_BOOL(result, 0);
zval *retval = NULL;
php_context *context = swoole_get_property(zobject, HTTP2_CLIENT_CORO_CONTEXT);
int ret = coro_resume(context, result, &retval);
if (ret == CORO_END && retval)
{
sw_zval_ptr_dtor(&retval);
}
}
static void http2_client_onError(swClient *cli)
{
zval zdata;
zval *retval = NULL;
zval *zobject = cli->object;
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
php_swoole_client_free(zobject, cli TSRMLS_CC);
if (!hcc)
{
return;
}
hcc->client = NULL;
if (hcc->iowait == 0)
{
return;
}
hcc->cid = 0;
hcc->iowait = 0;
php_context *context = swoole_get_property(zobject, HTTP2_CLIENT_CORO_CONTEXT);
ZVAL_BOOL(&zdata, 0); //return false
coro_resume(context, &zdata, &retval);
if (retval != NULL)
{
sw_zval_ptr_dtor(&retval);
}
zval_ptr_dtor(&zdata);
}
static void http2_client_onTimeout(swTimer *timer, swTimer_node *tnode)
{
php_context *ctx = tnode->data;
zval _zobject = ctx->coro_params;
zval *zobject = &_zobject;
swClient *cli = swoole_get_object(zobject);
cli->timer = NULL;
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
hcc->iowait = 0;
zval *result;
SW_MAKE_STD_ZVAL(result);
ZVAL_BOOL(result, 0);
zval *retval = NULL;
int ret = coro_resume(ctx, result, &retval);
if (ret == CORO_END && retval)
{
sw_zval_ptr_dtor(&retval);
}
}
static PHP_METHOD(swoole_http2_client_coro, __destruct)
{
SW_PREVENT_USER_DESTRUCT;
zval *zobject = getThis();
http2_client_property *hcc = swoole_get_property(zobject, HTTP2_CLIENT_CORO_PROPERTY);
if (hcc)
{
if (hcc->inflater)
{
nghttp2_hd_inflate_del(hcc->inflater);
hcc->inflater = NULL;
}
if (hcc->host)
{
efree(hcc->host);
hcc->host = NULL;
}
swHashMap_free(hcc->streams);
efree(hcc);
swoole_set_property(zobject, HTTP2_CLIENT_CORO_PROPERTY, NULL);
}
php_context *context = swoole_get_property(zobject, HTTP2_CLIENT_CORO_CONTEXT);
swoole_set_property(zobject, HTTP2_CLIENT_CORO_CONTEXT, NULL);
swClient *cli = swoole_get_object(zobject);
if (cli)
{
zval *retval = NULL;
sw_zend_call_method_with_0_params(&zobject, swoole_http2_client_coro_class_entry_ptr, NULL, "close", &retval);
if (retval)
{
sw_zval_ptr_dtor(&retval);
}
}