2 +--------------------------------------------------------------------+
4 +--------------------------------------------------------------------+
5 | Redistribution and use in source and binary forms, with or without |
6 | modification, are permitted provided that the conditions mentioned |
7 | in the accompanying LICENSE file are met. |
8 +--------------------------------------------------------------------+
9 | Copyright (c) 2004-2007, Michael Wallner <mike@php.net> |
10 +--------------------------------------------------------------------+
15 #define HTTP_WANT_CURL
18 #if defined(ZEND_ENGINE_2) && defined(HTTP_HAVE_CURL)
20 #include "php_http_api.h"
21 #include "php_http_exception_object.h"
22 #include "php_http_persistent_handle_api.h"
23 #include "php_http_request_api.h"
24 #include "php_http_request_object.h"
25 #include "php_http_request_pool_api.h"
26 #include "php_http_requestpool_object.h"
28 #ifndef HTTP_DEBUG_REQPOOLS
29 # define HTTP_DEBUG_REQPOOLS 0
32 static int http_request_pool_compare_handles(void *h1
, void *h2
);
34 PHP_MINIT_FUNCTION(http_request_pool
)
36 if (SUCCESS
!= http_persistent_handle_provide("http_request_pool", curl_multi_init
, (http_persistent_handle_dtor
) curl_multi_cleanup
, NULL
)) {
42 /* {{{ http_request_pool *http_request_pool_init(http_request_pool *) */
43 PHP_HTTP_API http_request_pool
*_http_request_pool_init(http_request_pool
*pool TSRMLS_DC
)
47 #if HTTP_DEBUG_REQPOOLS
48 fprintf(stderr
, "Initializing request pool %p\n", pool
);
51 if ((free_pool
= (!pool
))) {
52 pool
= emalloc(sizeof(http_request_pool
));
56 if (SUCCESS
!= http_persistent_handle_acquire("http_request_pool", &pool
->ch
)) {
64 zend_llist_init(&pool
->finished
, sizeof(zval
*), (llist_dtor_func_t
) ZVAL_PTR_DTOR
, 0);
65 zend_llist_init(&pool
->handles
, sizeof(zval
*), (llist_dtor_func_t
) ZVAL_PTR_DTOR
, 0);
67 #if HTTP_DEBUG_REQPOOLS
68 fprintf(stderr
, "Initialized request pool %p\n", pool
);
75 /* {{{ STATUS http_request_pool_attach(http_request_pool *, zval *) */
76 PHP_HTTP_API STATUS
_http_request_pool_attach(http_request_pool
*pool
, zval
*request TSRMLS_DC
)
78 getObjectEx(http_request_object
, req
, request
);
80 #if HTTP_DEBUG_REQPOOLS
81 fprintf(stderr
, "Attaching HttpRequest(#%d) %p to pool %p\n", Z_OBJ_HANDLE_P(request
), req
, pool
);
85 http_error_ex(HE_WARNING
, HTTP_E_INVALID_PARAM
, "HttpRequest object(#%d) is already member of %s HttpRequestPool", Z_OBJ_HANDLE_P(request
), req
->pool
== pool
? "this" : "another");
86 } else if (SUCCESS
!= http_request_object_requesthandler(req
, request
)) {
87 http_error_ex(HE_WARNING
, HTTP_E_REQUEST
, "Could not initialize HttpRequest object(#%d) for attaching to the HttpRequestPool", Z_OBJ_HANDLE_P(request
));
89 CURLMcode code
= curl_multi_add_handle(pool
->ch
, req
->request
->ch
);
91 if ((CURLM_OK
!= code
) && (CURLM_CALL_MULTI_PERFORM
!= code
)) {
92 http_error_ex(HE_WARNING
, HTTP_E_REQUEST_POOL
, "Could not attach HttpRequest object(#%d) to the HttpRequestPool: %s", Z_OBJ_HANDLE_P(request
), curl_multi_strerror(code
));
97 zend_llist_add_element(&pool
->handles
, &request
);
99 #if HTTP_DEBUG_REQPOOLS
100 fprintf(stderr
, "> %d HttpRequests attached to pool %p\n", zend_llist_count(&pool
->handles
), pool
);
109 /* {{{ STATUS http_request_pool_detach(http_request_pool *, zval *) */
110 PHP_HTTP_API STATUS
_http_request_pool_detach(http_request_pool
*pool
, zval
*request TSRMLS_DC
)
113 getObjectEx(http_request_object
, req
, request
);
115 #if HTTP_DEBUG_REQPOOLS
116 fprintf(stderr
, "Detaching HttpRequest(#%d) %p from pool %p\n", Z_OBJ_HANDLE_P(request
), req
, pool
);
120 /* not attached to any pool */
121 #if HTTP_DEBUG_REQPOOLS
122 fprintf(stderr
, "HttpRequest object(#%d) %p is not attached to any HttpRequestPool\n", Z_OBJ_HANDLE_P(request
), req
);
124 } else if (req
->pool
!= pool
) {
125 http_error_ex(HE_WARNING
, HTTP_E_INVALID_PARAM
, "HttpRequest object(#%d) is not attached to this HttpRequestPool", Z_OBJ_HANDLE_P(request
));
126 } else if (req
->request
->_in_progress_cb
) {
127 http_error_ex(HE_WARNING
, HTTP_E_REQUEST_POOL
, "HttpRequest object(#%d) cannot be detached from the HttpRequestPool while executing the progress callback", Z_OBJ_HANDLE_P(request
));
128 } else if (CURLM_OK
!= (code
= curl_multi_remove_handle(pool
->ch
, req
->request
->ch
))) {
129 http_error_ex(HE_WARNING
, HTTP_E_REQUEST_POOL
, "Could not detach HttpRequest object(#%d) from the HttpRequestPool: %s", Z_OBJ_HANDLE_P(request
), curl_multi_strerror(code
));
132 zend_llist_del_element(&pool
->finished
, request
, http_request_pool_compare_handles
);
133 zend_llist_del_element(&pool
->handles
, request
, http_request_pool_compare_handles
);
135 #if HTTP_DEBUG_REQPOOLS
136 fprintf(stderr
, "> %d HttpRequests remaining in pool %p\n", zend_llist_count(&pool
->handles
), pool
);
145 /* {{{ void http_request_pool_apply(http_request_pool *, http_request_pool_apply_func) */
146 PHP_HTTP_API
void _http_request_pool_apply(http_request_pool
*pool
, http_request_pool_apply_func cb TSRMLS_DC
)
148 int count
= zend_llist_count(&pool
->handles
);
152 zend_llist_position pos
;
153 zval
**handle
, **handles
= emalloc(count
* sizeof(zval
*));
155 for (handle
= zend_llist_get_first_ex(&pool
->handles
, &pos
); handle
; handle
= zend_llist_get_next_ex(&pool
->handles
, &pos
)) {
156 handles
[i
++] = *handle
;
159 /* should never happen */
161 zend_error(E_ERROR
, "number of fetched request handles do not match overall count");
165 for (i
= 0; i
< count
; ++i
) {
166 if (cb(pool
, handles
[i
] TSRMLS_CC
)) {
175 /* {{{ void http_request_pool_apply_with_arg(http_request_pool *, http_request_pool_apply_with_arg_func, void *) */
176 PHP_HTTP_API
void _http_request_pool_apply_with_arg(http_request_pool
*pool
, http_request_pool_apply_with_arg_func cb
, void *arg TSRMLS_DC
)
178 int count
= zend_llist_count(&pool
->handles
);
182 zend_llist_position pos
;
183 zval
**handle
, **handles
= emalloc(count
* sizeof(zval
*));
185 for (handle
= zend_llist_get_first_ex(&pool
->handles
, &pos
); handle
; handle
= zend_llist_get_next_ex(&pool
->handles
, &pos
)) {
186 handles
[i
++] = *handle
;
189 /* should never happen */
191 zend_error(E_ERROR
, "number of fetched request handles do not match overall count");
195 for (i
= 0; i
< count
; ++i
) {
196 if (cb(pool
, handles
[i
], arg TSRMLS_CC
)) {
205 /* {{{ void http_request_pool_detach_all(http_request_pool *) */
206 PHP_HTTP_API
void _http_request_pool_detach_all(http_request_pool
*pool TSRMLS_DC
)
208 #if HTTP_DEBUG_REQPOOLS
209 fprintf(stderr
, "Detaching %d requests from pool %p\n", zend_llist_count(&pool
->handles
), pool
);
211 http_request_pool_apply(pool
, _http_request_pool_detach
);
215 /* {{{ STATUS http_request_pool_send(http_request_pool *) */
216 PHP_HTTP_API STATUS
_http_request_pool_send(http_request_pool
*pool TSRMLS_DC
)
218 #if HTTP_DEBUG_REQPOOLS
219 fprintf(stderr
, "Attempt to send %d requests of pool %p\n", zend_llist_count(&pool
->handles
), pool
);
222 while (http_request_pool_perform(pool
)) {
223 if (SUCCESS
!= http_request_pool_select(pool
)) {
225 /* see http://msdn.microsoft.com/library/en-us/winsock/winsock/windows_sockets_error_codes_2.asp */
226 http_error_ex(HE_WARNING
, HTTP_E_SOCKET
, "WinSock error: %d", WSAGetLastError());
228 http_error(HE_WARNING
, HTTP_E_SOCKET
, strerror(errno
));
234 #if HTTP_DEBUG_REQPOOLS
235 fprintf(stderr
, "Finished sending %d HttpRequests of pool %p (still unfinished: %d)\n", zend_llist_count(&pool
->handles
), pool
, pool
->unfinished
);
242 /* {{{ void http_request_pool_dtor(http_request_pool *) */
243 PHP_HTTP_API
void _http_request_pool_dtor(http_request_pool
*pool TSRMLS_DC
)
245 #if HTTP_DEBUG_REQPOOLS
246 fprintf(stderr
, "Destructing request pool %p\n", pool
);
249 pool
->unfinished
= 0;
250 zend_llist_clean(&pool
->finished
);
251 zend_llist_clean(&pool
->handles
);
252 http_persistent_handle_release("http_request_pool", &pool
->ch
);
257 # define SELECT_ERROR SOCKET_ERROR
259 # define SELECT_ERROR -1
262 /* {{{ STATUS http_request_pool_select(http_request_pool *) */
263 PHP_HTTP_API STATUS
_http_request_pool_select(http_request_pool
*pool
)
267 struct timeval timeout
= {1, 0};
268 #ifdef HAVE_CURL_MULTI_TIMEOUT
269 long max_tout
= 1000;
271 if ((CURLM_OK
== curl_multi_timeout(pool
->ch
, &max_tout
)) && (max_tout
!= -1)) {
272 timeout
.tv_sec
= max_tout
/ 1000;
273 timeout
.tv_usec
= (max_tout
% 1000) * 1000;
281 if (CURLM_OK
== curl_multi_fdset(pool
->ch
, &R
, &W
, &E
, &MAX
)) {
283 http_sleep((double) timeout
.tv_sec
+ (double) (timeout
.tv_usec
/ HTTP_MCROSEC
));
285 } else if (SELECT_ERROR
!= select(MAX
+ 1, &R
, &W
, &E
, &timeout
)) {
293 /* {{{ int http_request_pool_perform(http_request_pool *) */
294 PHP_HTTP_API
int _http_request_pool_perform(http_request_pool
*pool TSRMLS_DC
)
299 while (CURLM_CALL_MULTI_PERFORM
== curl_multi_perform(pool
->ch
, &pool
->unfinished
));
301 while ((msg
= curl_multi_info_read(pool
->ch
, &remaining
))) {
302 if (CURLMSG_DONE
== msg
->msg
) {
303 if (CURLE_OK
!= msg
->data
.result
) {
304 http_request
*r
= NULL
;
305 curl_easy_getinfo(msg
->easy_handle
, CURLINFO_PRIVATE
, &r
);
306 http_error_ex(HE_WARNING
, HTTP_E_REQUEST
, "%s; %s (%s)", curl_easy_strerror(msg
->data
.result
), r
?r
->_error
:"", r
?r
->url
:"");
308 http_request_pool_apply_with_arg(pool
, _http_request_pool_responsehandler
, msg
->easy_handle
);
312 return pool
->unfinished
;
316 /* {{{ void http_request_pool_responsehandler(http_request_pool *, zval *, void *) */
317 int _http_request_pool_responsehandler(http_request_pool
*pool
, zval
*req
, void *ch TSRMLS_DC
)
319 getObjectEx(http_request_object
, obj
, req
);
321 if ((!ch
) || obj
->request
->ch
== (CURL
*) ch
) {
323 #if HTTP_DEBUG_REQPOOLS
324 fprintf(stderr
, "Fetching data from HttpRequest(#%d) %p of pool %p\n", Z_OBJ_HANDLE_P(req
), obj
, obj
->pool
);
328 zend_llist_add_element(&obj
->pool
->finished
, &req
);
329 http_request_object_responsehandler(obj
, req
);
338 /* {{{ static int http_request_pool_compare_handles(void *, void *) */
339 static int http_request_pool_compare_handles(void *h1
, void *h2
)
341 return (Z_OBJ_HANDLE_PP((zval
**) h1
) == Z_OBJ_HANDLE_P((zval
*) h2
));
345 #endif /* ZEND_ENGINE_2 && HTTP_HAVE_CURL */
353 * vim600: noet sw=4 ts=4 fdm=marker
354 * vim<600: noet sw=4 ts=4