1 /* -*- mode: C; c-file-style: "gnu" -*- */
2 /* dbus-auth-script.c Test DBusAuth using a special script file (internal to D-BUS implementation)
4 * Copyright (C) 2003 Red Hat, Inc.
6 * Licensed under the Academic Free License version 1.2
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 * GNU General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
25 #ifdef DBUS_BUILD_TESTS
27 #include "dbus-auth-script.h"
28 #include "dbus-auth.h"
29 #include "dbus-string.h"
30 #include "dbus-hash.h"
31 #include "dbus-internals.h"
32 #include "dbus-marshal.h"
35 * @defgroup DBusAuthScript code for running unit test scripts for DBusAuth
36 * @ingroup DBusInternals
37 * @brief DBusAuth unit test scripting
39 * The code in here is used for unit testing, it loads
40 * up a script that tests DBusAuth.
45 /* this is slightly different from the other append_quoted_string
46 * in dbus-message-builder.c
49 append_quoted_string (DBusString *dest,
50 const DBusString *quoted)
52 dbus_bool_t in_quotes = FALSE;
53 dbus_bool_t in_backslash = FALSE;
57 while (i < _dbus_string_get_length (quoted))
61 b = _dbus_string_get_byte (quoted, i);
75 _dbus_warn ("bad backslashed byte %c\n", b);
79 if (!_dbus_string_append_byte (dest, a))
94 if (!_dbus_string_append_byte (dest, b))
102 else if (b == ' ' || b == '\n' || b == '\t')
103 break; /* end on whitespace if not quoted */
106 if (!_dbus_string_append_byte (dest, b))
118 same_first_word (const DBusString *a,
121 int first_a_blank, first_b_blank;
123 _dbus_string_find_blank (a, 0, &first_a_blank);
124 _dbus_string_find_blank (b, 0, &first_b_blank);
126 if (first_a_blank != first_b_blank)
129 return _dbus_string_equal_len (a, b, first_a_blank);
133 auth_state_from_string (const DBusString *str)
135 if (_dbus_string_starts_with_c_str (str, "WAITING_FOR_INPUT"))
136 return DBUS_AUTH_STATE_WAITING_FOR_INPUT;
137 else if (_dbus_string_starts_with_c_str (str, "WAITING_FOR_MEMORY"))
138 return DBUS_AUTH_STATE_WAITING_FOR_MEMORY;
139 else if (_dbus_string_starts_with_c_str (str, "HAVE_BYTES_TO_SEND"))
140 return DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND;
141 else if (_dbus_string_starts_with_c_str (str, "NEED_DISCONNECT"))
142 return DBUS_AUTH_STATE_NEED_DISCONNECT;
143 else if (_dbus_string_starts_with_c_str (str, "AUTHENTICATED_WITH_UNUSED_BYTES"))
144 return DBUS_AUTH_STATE_AUTHENTICATED_WITH_UNUSED_BYTES;
145 else if (_dbus_string_starts_with_c_str (str, "AUTHENTICATED"))
146 return DBUS_AUTH_STATE_AUTHENTICATED;
152 auth_state_to_string (DBusAuthState state)
156 case DBUS_AUTH_STATE_WAITING_FOR_INPUT:
157 return "WAITING_FOR_INPUT";
158 case DBUS_AUTH_STATE_WAITING_FOR_MEMORY:
159 return "WAITING_FOR_MEMORY";
160 case DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND:
161 return "HAVE_BYTES_TO_SEND";
162 case DBUS_AUTH_STATE_NEED_DISCONNECT:
163 return "NEED_DISCONNECT";
164 case DBUS_AUTH_STATE_AUTHENTICATED_WITH_UNUSED_BYTES:
165 return "AUTHENTICATED_WITH_UNUSED_BYTES";
166 case DBUS_AUTH_STATE_AUTHENTICATED:
167 return "AUTHENTICATED";
174 * Runs an "auth script" which is a script for testing the
175 * authentication protocol. Scripts send and receive data, and then
176 * include assertions about the state of both ends of the connection
177 * after processing the data. A script succeeds if these assertions
180 * @param filename the file containing the script to run
181 * @returns #TRUE if the script succeeds, #FALSE otherwise
184 _dbus_auth_script_run (const DBusString *filename)
187 DBusResultCode result;
192 DBusString from_auth;
198 if (!_dbus_string_init (&file, _DBUS_INT_MAX))
201 if (!_dbus_string_init (&line, _DBUS_INT_MAX))
203 _dbus_string_free (&file);
207 if (!_dbus_string_init (&from_auth, _DBUS_INT_MAX))
209 _dbus_string_free (&file);
210 _dbus_string_free (&line);
214 if ((result = _dbus_file_get_contents (&file, filename)) != DBUS_RESULT_SUCCESS)
217 _dbus_string_get_const_data (filename, &s);
218 _dbus_warn ("Getting contents of %s failed: %s\n",
219 s, dbus_result_to_string (result));
224 state = DBUS_AUTH_STATE_NEED_DISCONNECT;
227 while (_dbus_string_pop_line (&file, &line))
231 _dbus_string_delete_leading_blanks (&line);
235 while ((state = _dbus_auth_do_work (auth)) ==
236 DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND)
238 const DBusString *tmp;
239 if (_dbus_auth_get_bytes_to_send (auth, &tmp))
241 int count = _dbus_string_get_length (tmp);
243 if (_dbus_string_copy (tmp, 0, &from_auth,
244 _dbus_string_get_length (&from_auth)))
245 _dbus_auth_bytes_sent (auth, count);
250 if (_dbus_string_get_length (&line) == 0)
255 else if (_dbus_string_starts_with_c_str (&line,
258 /* Ignore this comment */
261 else if (_dbus_string_starts_with_c_str (&line,
264 DBusCredentials creds;
268 _dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
272 auth = _dbus_auth_client_new ();
275 _dbus_warn ("no memory to create DBusAuth\n");
279 _dbus_credentials_from_current_process (&creds);
280 _dbus_auth_set_credentials (auth, &creds);
282 else if (_dbus_string_starts_with_c_str (&line,
285 DBusCredentials creds;
289 _dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
293 auth = _dbus_auth_server_new ();
296 _dbus_warn ("no memory to create DBusAuth\n");
300 _dbus_credentials_from_current_process (&creds);
301 _dbus_auth_set_credentials (auth, &creds);
303 else if (auth == NULL)
305 _dbus_warn ("must specify CLIENT or SERVER\n");
309 else if (_dbus_string_starts_with_c_str (&line,
312 DBusCredentials creds = { -1, -1, -1 };
313 _dbus_auth_set_credentials (auth, &creds);
315 else if (_dbus_string_starts_with_c_str (&line,
318 DBusCredentials creds = { -1, 0, 0 };
319 _dbus_auth_set_credentials (auth, &creds);
321 else if (_dbus_string_starts_with_c_str (&line,
322 "SILLY_CREDENTIALS"))
324 DBusCredentials creds = { -1, 4312, 1232 };
325 _dbus_auth_set_credentials (auth, &creds);
327 else if (_dbus_string_starts_with_c_str (&line,
332 _dbus_string_delete_first_word (&line);
334 if (!_dbus_string_init (&to_send, _DBUS_INT_MAX))
336 _dbus_warn ("no memory to allocate string\n");
340 if (!append_quoted_string (&to_send, &line))
342 _dbus_warn ("failed to append quoted string line %d\n",
344 _dbus_string_free (&to_send);
350 _dbus_string_get_const_data (&to_send, &s4);
351 _dbus_verbose ("Sending '%s'\n", s4);
354 if (!_dbus_string_append (&to_send, "\r\n"))
356 _dbus_warn ("failed to append \r\n from line %d\n",
358 _dbus_string_free (&to_send);
362 /* Replace USERNAME_BASE64 with our username in base64 */
366 if (_dbus_string_find (&to_send, 0,
367 "USERNAME_BASE64", &where))
371 if (!_dbus_string_init (&username, _DBUS_INT_MAX))
373 _dbus_warn ("no memory for username\n");
374 _dbus_string_free (&to_send);
378 if (!_dbus_string_append_our_uid (&username))
380 _dbus_warn ("no memory for username\n");
381 _dbus_string_free (&username);
382 _dbus_string_free (&to_send);
386 _dbus_string_delete (&to_send, where, strlen ("USERNAME_BASE64"));
388 if (!_dbus_string_base64_encode (&username, 0,
391 _dbus_warn ("no memory to subst USERNAME_BASE64\n");
392 _dbus_string_free (&username);
393 _dbus_string_free (&to_send);
397 _dbus_string_free (&username);
401 if (!_dbus_auth_bytes_received (auth, &to_send))
403 _dbus_warn ("not enough memory to call bytes_received, or can't add bytes to auth object already in end state\n");
404 _dbus_string_free (&to_send);
408 _dbus_string_free (&to_send);
410 else if (_dbus_string_starts_with_c_str (&line,
413 DBusAuthState expected;
415 _dbus_string_delete_first_word (&line);
417 expected = auth_state_from_string (&line);
420 _dbus_warn ("bad auth state given to EXPECT_STATE\n");
424 if (expected != state)
426 _dbus_warn ("expected auth state %s but got %s on line %d\n",
427 auth_state_to_string (expected),
428 auth_state_to_string (state),
433 else if (_dbus_string_starts_with_c_str (&line,
438 _dbus_string_delete_first_word (&line);
440 if (!_dbus_string_init (&received, _DBUS_INT_MAX))
442 _dbus_warn ("no mem to allocate string received\n");
446 if (!_dbus_string_pop_line (&from_auth, &received))
449 _dbus_string_get_const_data (&line, &command);
450 _dbus_warn ("no line popped from the DBusAuth being tested, expected command %s on line %d\n",
452 _dbus_string_free (&received);
456 if (!same_first_word (&received, &line))
459 _dbus_string_get_const_data (&line, &s1);
460 _dbus_string_get_const_data (&received, &s2);
461 _dbus_warn ("line %d expected command '%s' and got '%s'\n",
463 _dbus_string_free (&received);
467 _dbus_string_free (&received);
469 else if (_dbus_string_starts_with_c_str (&line,
475 _dbus_string_delete_first_word (&line);
477 if (!_dbus_string_init (&expected, _DBUS_INT_MAX))
479 _dbus_warn ("no mem to allocate string expected\n");
483 if (!append_quoted_string (&expected, &line))
485 _dbus_warn ("failed to append quoted string line %d\n",
487 _dbus_string_free (&expected);
491 if (!_dbus_string_init (&unused, _DBUS_INT_MAX))
493 _dbus_warn ("no mem to allocate string unused\n");
494 _dbus_string_free (&expected);
498 if (!_dbus_auth_get_unused_bytes (auth, &unused))
500 _dbus_warn ("couldn't get unused bytes\n");
501 _dbus_string_free (&expected);
502 _dbus_string_free (&unused);
506 if (_dbus_string_equal (&expected, &unused))
508 _dbus_string_free (&expected);
509 _dbus_string_free (&unused);
514 _dbus_string_get_const_data (&expected, &e1);
515 _dbus_string_get_const_data (&unused, &h1);
516 _dbus_warn ("Expected unused bytes '%s' and have '%s'\n",
518 _dbus_string_free (&expected);
519 _dbus_string_free (&unused);
523 else if (_dbus_string_starts_with_c_str (&line,
528 _dbus_string_delete_first_word (&line);
530 if (!_dbus_string_init (&expected, _DBUS_INT_MAX))
532 _dbus_warn ("no mem to allocate string expected\n");
536 if (!append_quoted_string (&expected, &line))
538 _dbus_warn ("failed to append quoted string line %d\n",
540 _dbus_string_free (&expected);
544 if (_dbus_string_equal_len (&expected, &from_auth,
545 _dbus_string_get_length (&expected)))
547 _dbus_string_delete (&from_auth, 0,
548 _dbus_string_get_length (&expected));
549 _dbus_string_free (&expected);
554 _dbus_string_get_const_data (&expected, &e1);
555 _dbus_string_get_const_data (&from_auth, &h1);
556 _dbus_warn ("Expected exact string '%s' and have '%s'\n",
558 _dbus_string_free (&expected);
565 goto next_iteration; /* skip parse_failed */
570 _dbus_string_get_const_data (&line, &s);
571 _dbus_warn ("couldn't process line %d \"%s\"\n",
578 state == DBUS_AUTH_STATE_AUTHENTICATED_WITH_UNUSED_BYTES)
580 _dbus_warn ("did not expect unused bytes (scripts must specify explicitly if they are expected)\n");
584 if (_dbus_string_get_length (&from_auth) > 0)
587 _dbus_warn ("script did not have EXPECT_ statements for all the data received from the DBusAuth\n");
588 _dbus_string_get_const_data (&from_auth, &s);
589 _dbus_warn ("Leftover data: %s\n", s);
597 _dbus_auth_unref (auth);
599 _dbus_string_free (&file);
600 _dbus_string_free (&line);
601 _dbus_string_free (&from_auth);
607 #endif /* DBUS_BUILD_TESTS */