--- /dev/null
+/***************************************************************************
+ * _ _ ____ _
+ * Project ___| | | | _ \| |
+ * / __| | | | |_) | |
+ * | (__| |_| | _ <| |___
+ * \___|\___/|_| \_\_____|
+ *
+ * Copyright (C) 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+ *
+ * This software is licensed as described in the file COPYING, which
+ * you should have received as part of this distribution. The terms
+ * are also available at https://curl.haxx.se/docs/copyright.html.
+ *
+ * You may opt to use, copy, modify, merge, publish, distribute and/or sell
+ * copies of the Software, and permit persons to whom the Software is
+ * furnished to do so, under the terms of the COPYING file.
+ *
+ * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
+ * KIND, either express or implied.
+ *
+ ***************************************************************************/
+#include "test.h"
+
+#include "testutil.h"
+#include "warnless.h"
+#include "memdebug.h"
+
+#ifdef HAVE_PTHREAD_H
+#include <pthread.h>
+#include <time.h>
+
+/* number of threads to fire up in parallel */
+#define NUM_THREADS 67
+
+/* for how many seconds each thread will loop */
+#define RUN_FOR_SECONDS 7
+
+static pthread_mutex_t connlock;
+
+static size_t write_db(void *ptr, size_t size, size_t nmemb, void *data)
+{
+ /* not interested in the downloaded bytes, return the size */
+ (void)ptr; /* unused */
+ (void)data; /* unused */
+ return (size_t)(size * nmemb);
+}
+
+static void lock_cb(CURL *handle, curl_lock_data data,
+ curl_lock_access access, void *userptr)
+{
+ (void)access; /* unused */
+ (void)userptr; /* unused */
+ (void)handle; /* unused */
+ (void)data; /* unused */
+ pthread_mutex_lock(&connlock);
+}
+
+static void unlock_cb(CURL *handle, curl_lock_data data,
+ void *userptr)
+{
+ (void)userptr; /* unused */
+ (void)handle; /* unused */
+ (void)data; /* unused */
+ pthread_mutex_unlock(&connlock);
+}
+
+static void init_locks(void)
+{
+ pthread_mutex_init(&connlock, NULL);
+}
+
+static void kill_locks(void)
+{
+ pthread_mutex_destroy(&connlock);
+}
+
+struct initurl {
+ const char *url;
+ CURLSH *share;
+ int threadno;
+};
+
+static void *run_thread(void *ptr)
+{
+ struct initurl *u = (struct initurl *)ptr;
+ int i;
+ time_t end = time(NULL) + RUN_FOR_SECONDS;
+
+ for(i = 0; time(NULL) < end; i++) {
+ CURL *curl = curl_easy_init();
+ curl_easy_setopt(curl, CURLOPT_URL, u->url);
+ curl_easy_setopt(curl, CURLOPT_VERBOSE, 0L);
+ curl_easy_setopt(curl, CURLOPT_SHARE, u->share);
+ curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, write_db);
+ curl_easy_perform(curl); /* ignores error */
+ curl_easy_cleanup(curl);
+ fprintf(stderr, "Thread %d transfer %d\n", u->threadno, i);
+ }
+
+ return NULL;
+}
+
+int test(char *URL)
+{
+ pthread_t tid[NUM_THREADS];
+ int i;
+ int error;
+ CURLSH *share;
+ struct initurl url[NUM_THREADS];
+
+ /* Must initialize libcurl before any threads are started */
+ curl_global_init(CURL_GLOBAL_ALL);
+
+ share = curl_share_init();
+ curl_share_setopt(share, CURLSHOPT_LOCKFUNC, lock_cb);
+ curl_share_setopt(share, CURLSHOPT_UNLOCKFUNC, unlock_cb);
+ curl_share_setopt(share, CURLSHOPT_SHARE, CURL_LOCK_DATA_CONNECT);
+
+ init_locks();
+
+ for(i = 0; i< NUM_THREADS; i++) {
+ url[i].url = URL;
+ url[i].share = share;
+ url[i].threadno = i;
+ error = pthread_create(&tid[i], NULL, run_thread, &url[i]);
+ if(0 != error)
+ fprintf(stderr, "Couldn't run thread number %d, errno %d\n", i, error);
+ else
+ fprintf(stderr, "Thread %d, gets %s\n", i, URL);
+ }
+
+ /* now wait for all threads to terminate */
+ for(i = 0; i< NUM_THREADS; i++) {
+ error = pthread_join(tid[i], NULL);
+ fprintf(stderr, "Thread %d terminated\n", i);
+ }
+
+ kill_locks();
+
+ curl_share_cleanup(share);
+ curl_global_cleanup();
+ return 0;
+}
+
+#else /* without pthread, this test doesn't work */
+int test(char *URL)
+{
+ (void)URL;
+ return 0;
+}
+#endif
projects / thirdparty / curl.git / commitdiff
