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)
192 DBusString from_auth;
199 _dbus_string_init_const (&context, "org_freedesktop_test");
201 if (!_dbus_string_init (&file))
204 if (!_dbus_string_init (&line))
206 _dbus_string_free (&file);
210 if (!_dbus_string_init (&from_auth))
212 _dbus_string_free (&file);
213 _dbus_string_free (&line);
217 dbus_error_init (&error);
218 if (!_dbus_file_get_contents (&file, filename, &error)) {
219 _dbus_warn ("Getting contents of %s failed: %s\n",
220 _dbus_string_get_const_data (filename), error.message);
221 dbus_error_free (&error);
225 state = DBUS_AUTH_STATE_NEED_DISCONNECT;
228 while (_dbus_string_pop_line (&file, &line))
232 _dbus_string_delete_leading_blanks (&line);
236 while ((state = _dbus_auth_do_work (auth)) ==
237 DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND)
239 const DBusString *tmp;
240 if (_dbus_auth_get_bytes_to_send (auth, &tmp))
242 int count = _dbus_string_get_length (tmp);
244 if (_dbus_string_copy (tmp, 0, &from_auth,
245 _dbus_string_get_length (&from_auth)))
246 _dbus_auth_bytes_sent (auth, count);
251 if (_dbus_string_get_length (&line) == 0)
256 else if (_dbus_string_starts_with_c_str (&line,
259 /* Ignore this comment */
262 else if (_dbus_string_starts_with_c_str (&line,
265 DBusCredentials creds;
269 _dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
273 auth = _dbus_auth_client_new ();
276 _dbus_warn ("no memory to create DBusAuth\n");
280 _dbus_credentials_from_current_process (&creds);
281 _dbus_auth_set_credentials (auth, &creds);
283 else if (_dbus_string_starts_with_c_str (&line,
286 DBusCredentials creds;
290 _dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
294 auth = _dbus_auth_server_new ();
297 _dbus_warn ("no memory to create DBusAuth\n");
301 _dbus_credentials_from_current_process (&creds);
302 _dbus_auth_set_credentials (auth, &creds);
303 _dbus_auth_set_context (auth, &context);
305 else if (auth == NULL)
307 _dbus_warn ("must specify CLIENT or SERVER\n");
311 else if (_dbus_string_starts_with_c_str (&line,
314 DBusCredentials creds = { -1, -1, -1 };
315 _dbus_auth_set_credentials (auth, &creds);
317 else if (_dbus_string_starts_with_c_str (&line,
320 DBusCredentials creds = { -1, 0, 0 };
321 _dbus_auth_set_credentials (auth, &creds);
323 else if (_dbus_string_starts_with_c_str (&line,
324 "SILLY_CREDENTIALS"))
326 DBusCredentials creds = { -1, 4312, 1232 };
327 _dbus_auth_set_credentials (auth, &creds);
329 else if (_dbus_string_starts_with_c_str (&line,
334 _dbus_string_delete_first_word (&line);
336 if (!_dbus_string_init (&to_send))
338 _dbus_warn ("no memory to allocate string\n");
342 if (!append_quoted_string (&to_send, &line))
344 _dbus_warn ("failed to append quoted string line %d\n",
346 _dbus_string_free (&to_send);
350 _dbus_verbose ("Sending '%s'\n", _dbus_string_get_const_data (&to_send));
352 if (!_dbus_string_append (&to_send, "\r\n"))
354 _dbus_warn ("failed to append \r\n from line %d\n",
356 _dbus_string_free (&to_send);
360 /* Replace USERID_BASE64 with our username in base64 */
364 if (_dbus_string_find (&to_send, 0,
365 "USERID_BASE64", &where))
369 if (!_dbus_string_init (&username))
371 _dbus_warn ("no memory for userid\n");
372 _dbus_string_free (&to_send);
376 if (!_dbus_string_append_our_uid (&username))
378 _dbus_warn ("no memory for userid\n");
379 _dbus_string_free (&username);
380 _dbus_string_free (&to_send);
384 _dbus_string_delete (&to_send, where, strlen ("USERID_BASE64"));
386 if (!_dbus_string_base64_encode (&username, 0,
389 _dbus_warn ("no memory to subst USERID_BASE64\n");
390 _dbus_string_free (&username);
391 _dbus_string_free (&to_send);
395 _dbus_string_free (&username);
397 else if (_dbus_string_find (&to_send, 0,
398 "USERNAME_BASE64", &where))
403 if (!_dbus_string_init (&username))
405 _dbus_warn ("no memory for username\n");
406 _dbus_string_free (&to_send);
410 if (!_dbus_user_info_from_current_process (&u, NULL, NULL) ||
411 !_dbus_string_copy (u, 0, &username,
412 _dbus_string_get_length (&username)))
414 _dbus_warn ("no memory for username\n");
415 _dbus_string_free (&username);
416 _dbus_string_free (&to_send);
420 _dbus_string_delete (&to_send, where, strlen ("USERNAME_BASE64"));
422 if (!_dbus_string_base64_encode (&username, 0,
425 _dbus_warn ("no memory to subst USERNAME_BASE64\n");
426 _dbus_string_free (&username);
427 _dbus_string_free (&to_send);
431 _dbus_string_free (&username);
438 _dbus_auth_get_buffer (auth, &buffer);
439 if (!_dbus_string_copy (&to_send, 0,
440 buffer, _dbus_string_get_length (buffer)))
442 _dbus_warn ("not enough memory to call bytes_received, or can't add bytes to auth object already in end state\n");
443 _dbus_string_free (&to_send);
444 _dbus_auth_return_buffer (auth, buffer, 0);
448 _dbus_auth_return_buffer (auth, buffer, _dbus_string_get_length (&to_send));
451 _dbus_string_free (&to_send);
453 else if (_dbus_string_starts_with_c_str (&line,
456 DBusAuthState expected;
458 _dbus_string_delete_first_word (&line);
460 expected = auth_state_from_string (&line);
463 _dbus_warn ("bad auth state given to EXPECT_STATE\n");
467 if (expected != state)
469 _dbus_warn ("expected auth state %s but got %s on line %d\n",
470 auth_state_to_string (expected),
471 auth_state_to_string (state),
476 else if (_dbus_string_starts_with_c_str (&line,
481 _dbus_string_delete_first_word (&line);
483 if (!_dbus_string_init (&received))
485 _dbus_warn ("no mem to allocate string received\n");
489 if (!_dbus_string_pop_line (&from_auth, &received))
491 _dbus_warn ("no line popped from the DBusAuth being tested, expected command %s on line %d\n",
492 _dbus_string_get_const_data (&line), line_no);
493 _dbus_string_free (&received);
497 if (!same_first_word (&received, &line))
499 _dbus_warn ("line %d expected command '%s' and got '%s'\n",
501 _dbus_string_get_const_data (&line),
502 _dbus_string_get_const_data (&received));
503 _dbus_string_free (&received);
507 _dbus_string_free (&received);
509 else if (_dbus_string_starts_with_c_str (&line,
513 const DBusString *unused;
515 _dbus_string_delete_first_word (&line);
517 if (!_dbus_string_init (&expected))
519 _dbus_warn ("no mem to allocate string expected\n");
523 if (!append_quoted_string (&expected, &line))
525 _dbus_warn ("failed to append quoted string line %d\n",
527 _dbus_string_free (&expected);
531 _dbus_auth_get_unused_bytes (auth, &unused);
533 if (_dbus_string_equal (&expected, unused))
535 _dbus_auth_delete_unused_bytes (auth);
536 _dbus_string_free (&expected);
540 _dbus_warn ("Expected unused bytes '%s' and have '%s'\n",
541 _dbus_string_get_const_data (&expected),
542 _dbus_string_get_const_data (unused));
543 _dbus_string_free (&expected);
547 else if (_dbus_string_starts_with_c_str (&line,
552 _dbus_string_delete_first_word (&line);
554 if (!_dbus_string_init (&expected))
556 _dbus_warn ("no mem to allocate string expected\n");
560 if (!append_quoted_string (&expected, &line))
562 _dbus_warn ("failed to append quoted string line %d\n",
564 _dbus_string_free (&expected);
568 if (_dbus_string_equal_len (&expected, &from_auth,
569 _dbus_string_get_length (&expected)))
571 _dbus_string_delete (&from_auth, 0,
572 _dbus_string_get_length (&expected));
573 _dbus_string_free (&expected);
577 _dbus_warn ("Expected exact string '%s' and have '%s'\n",
578 _dbus_string_get_const_data (&expected),
579 _dbus_string_get_const_data (&from_auth));
580 _dbus_string_free (&expected);
587 goto next_iteration; /* skip parse_failed */
591 _dbus_warn ("couldn't process line %d \"%s\"\n",
592 line_no, _dbus_string_get_const_data (&line));
598 state == DBUS_AUTH_STATE_AUTHENTICATED_WITH_UNUSED_BYTES)
600 _dbus_warn ("did not expect unused bytes (scripts must specify explicitly if they are expected)\n");
604 if (_dbus_string_get_length (&from_auth) > 0)
606 _dbus_warn ("script did not have EXPECT_ statements for all the data received from the DBusAuth\n");
607 _dbus_warn ("Leftover data: %s\n", _dbus_string_get_const_data (&from_auth));
615 _dbus_auth_unref (auth);
617 _dbus_string_free (&file);
618 _dbus_string_free (&line);
619 _dbus_string_free (&from_auth);
625 #endif /* DBUS_BUILD_TESTS */