1/***************************************************************************
2 *                                  _   _ ____  _
3 *  Project                     ___| | | |  _ \| |
4 *                             / __| | | | |_) | |
5 *                            | (__| |_| |  _ <| |___
6 *                             \___|\___/|_| \_\_____|
7 *
8 * Copyright (C) 1998 - 2016, Daniel Stenberg, <daniel@haxx.se>, et al.
9 *
10 * This software is licensed as described in the file COPYING, which
11 * you should have received as part of this distribution. The terms
12 * are also available at https://curl.haxx.se/docs/copyright.html.
13 *
14 * You may opt to use, copy, modify, merge, publish, distribute and/or sell
15 * copies of the Software, and permit persons to whom the Software is
16 * furnished to do so, under the terms of the COPYING file.
17 *
18 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
19 * KIND, either express or implied.
20 *
21 ***************************************************************************/
22#include "test.h"
23#include "memdebug.h"
24
25#define THREADS 2
26
27/* struct containing data of a thread */
28struct Tdata {
29  CURLSH *share;
30  char *url;
31};
32
33struct userdata {
34  char *text;
35  int counter;
36};
37
38/* lock callback */
39static void my_lock(CURL *handle, curl_lock_data data,
40                    curl_lock_access laccess, void *useptr)
41{
42  const char *what;
43  struct userdata *user = (struct userdata *)useptr;
44
45  (void)handle;
46  (void)laccess;
47
48  switch (data) {
49    case CURL_LOCK_DATA_SHARE:
50      what = "share";
51      break;
52    case CURL_LOCK_DATA_DNS:
53      what = "dns";
54      break;
55    case CURL_LOCK_DATA_COOKIE:
56      what = "cookie";
57      break;
58    case CURL_LOCK_DATA_SSL_SESSION:
59      what = "ssl_session";
60      break;
61    default:
62      fprintf(stderr, "lock: no such data: %d\n", (int)data);
63      return;
64  }
65  printf("lock:   %-6s [%s]: %d\n", what, user->text, user->counter);
66  user->counter++;
67}
68
69/* unlock callback */
70static void my_unlock(CURL *handle, curl_lock_data data, void *useptr)
71{
72  const char *what;
73  struct userdata *user = (struct userdata *)useptr;
74  (void)handle;
75  switch ( data) {
76    case CURL_LOCK_DATA_SHARE:
77      what = "share";
78      break;
79    case CURL_LOCK_DATA_DNS:
80      what = "dns";
81      break;
82    case CURL_LOCK_DATA_COOKIE:
83      what = "cookie";
84      break;
85    case CURL_LOCK_DATA_SSL_SESSION:
86      what = "ssl_session";
87      break;
88    default:
89      fprintf(stderr, "unlock: no such data: %d\n", (int)data);
90      return;
91  }
92  printf("unlock: %-6s [%s]: %d\n", what, user->text, user->counter);
93  user->counter++;
94}
95
96/* the dummy thread function */
97static void *fire(void *ptr)
98{
99  CURLcode code;
100  struct Tdata *tdata = (struct Tdata*)ptr;
101  CURL *curl;
102  int i=0;
103
104  if((curl = curl_easy_init()) == NULL) {
105    fprintf(stderr, "curl_easy_init() failed\n");
106    return NULL;
107  }
108
109  curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
110  curl_easy_setopt(curl, CURLOPT_VERBOSE,    1L);
111  curl_easy_setopt(curl, CURLOPT_URL,        tdata->url);
112  printf("CURLOPT_SHARE\n");
113  curl_easy_setopt(curl, CURLOPT_SHARE, tdata->share);
114
115  printf("PERFORM\n");
116  code = curl_easy_perform(curl);
117  if(code != CURLE_OK) {
118    fprintf(stderr, "perform url '%s' repeat %d failed, curlcode %d\n",
119            tdata->url, i, (int)code);
120  }
121
122  printf("CLEANUP\n");
123  curl_easy_cleanup(curl);
124
125  return NULL;
126}
127
128/* test function */
129int test(char *URL)
130{
131  int res;
132  CURLSHcode scode = CURLSHE_OK;
133  char *url;
134  struct Tdata tdata;
135  CURL *curl;
136  CURLSH *share;
137  int i;
138  struct userdata user;
139
140  user.text = (char *)"Pigs in space";
141  user.counter = 0;
142
143  printf("GLOBAL_INIT\n");
144  if(curl_global_init(CURL_GLOBAL_ALL) != CURLE_OK) {
145    fprintf(stderr, "curl_global_init() failed\n");
146    return TEST_ERR_MAJOR_BAD;
147  }
148
149  /* prepare share */
150  printf("SHARE_INIT\n");
151  if((share = curl_share_init()) == NULL) {
152    fprintf(stderr, "curl_share_init() failed\n");
153    curl_global_cleanup();
154    return TEST_ERR_MAJOR_BAD;
155  }
156
157  if(CURLSHE_OK == scode) {
158    printf("CURLSHOPT_LOCKFUNC\n");
159    scode = curl_share_setopt(share, CURLSHOPT_LOCKFUNC, my_lock);
160  }
161  if(CURLSHE_OK == scode) {
162    printf("CURLSHOPT_UNLOCKFUNC\n");
163    scode = curl_share_setopt(share, CURLSHOPT_UNLOCKFUNC, my_unlock);
164  }
165  if(CURLSHE_OK == scode) {
166    printf("CURLSHOPT_USERDATA\n");
167    scode = curl_share_setopt(share, CURLSHOPT_USERDATA, &user);
168  }
169  if(CURLSHE_OK == scode) {
170    printf("CURL_LOCK_DATA_SSL_SESSION\n");
171    scode = curl_share_setopt(share, CURLSHOPT_SHARE,
172                              CURL_LOCK_DATA_SSL_SESSION);
173  }
174
175  if(CURLSHE_OK != scode) {
176    fprintf(stderr, "curl_share_setopt() failed\n");
177    curl_share_cleanup(share);
178    curl_global_cleanup();
179    return TEST_ERR_MAJOR_BAD;
180  }
181
182
183  res = 0;
184
185  /* start treads */
186  for(i=1; i<=THREADS; i++) {
187
188    /* set thread data */
189    tdata.url   = URL;
190    tdata.share = share;
191
192    /* simulate thread, direct call of "thread" function */
193    printf("*** run %d\n",i);
194    fire(&tdata);
195  }
196
197
198  /* fetch a another one */
199  printf("*** run %d\n", i);
200  if((curl = curl_easy_init()) == NULL) {
201    fprintf(stderr, "curl_easy_init() failed\n");
202    curl_share_cleanup(share);
203    curl_global_cleanup();
204    return TEST_ERR_MAJOR_BAD;
205  }
206
207  url = URL;
208  test_setopt(curl, CURLOPT_URL, url);
209  printf("CURLOPT_SHARE\n");
210  test_setopt(curl, CURLOPT_SHARE, share);
211
212  printf("PERFORM\n");
213  curl_easy_perform(curl);
214
215  /* try to free share, expect to fail because share is in use*/
216  printf("try SHARE_CLEANUP...\n");
217  scode = curl_share_cleanup(share);
218  if(scode==CURLSHE_OK) {
219    fprintf(stderr, "curl_share_cleanup succeed but error expected\n");
220    share = NULL;
221  }
222  else {
223    printf("SHARE_CLEANUP failed, correct\n");
224  }
225
226test_cleanup:
227
228  /* clean up last handle */
229  printf("CLEANUP\n");
230  curl_easy_cleanup(curl);
231
232  /* free share */
233  printf("SHARE_CLEANUP\n");
234  scode = curl_share_cleanup(share);
235  if(scode!=CURLSHE_OK)
236    fprintf(stderr, "curl_share_cleanup failed, code errno %d\n",
237            (int)scode);
238
239  printf("GLOBAL_CLEANUP\n");
240  curl_global_cleanup();
241
242  return res;
243}
244
245