static dbus_bool_t
_dbus_append_pair_uint (DBusString *auxdata, const char *name,
unsigned long value)
{
return _dbus_string_append (auxdata, " ") &&
_dbus_string_append (auxdata, name) &&
_dbus_string_append (auxdata, "=") &&
_dbus_string_append_uint (auxdata, value);
}
int
main (int argc,
char **argv)
{
const char *test_data_dir;
const char *failure_dir_c;
int total_failures_found;
if (argc > 1)
test_data_dir = argv[1];
else
{
fprintf (stderr, "Must specify a top_srcdir/test/data directory\n");
return 1;
}
total_failures_found = 0;
total_attempts = 0;
if (!_dbus_string_init (&failure_dir))
return 1;
/* so you can leave it overnight safely */
#define MAX_FAILURES 1000
while (total_failures_found < MAX_FAILURES)
{
unsigned int seed;
failures_this_iteration = 0;
seed = get_random_seed ();
_dbus_string_set_length (&failure_dir, 0);
if (!_dbus_string_append (&failure_dir, "failures-"))
return 1;
if (!_dbus_string_append_uint (&failure_dir, seed))
return 1;
failure_dir_c = _dbus_string_get_const_data (&failure_dir);
if (mkdir (failure_dir_c, 0700) < 0)
{
if (errno != EEXIST)
fprintf (stderr, "didn't mkdir %s: %s\n",
failure_dir_c, strerror (errno));
}
printf ("next seed = %u \ttotal failures %d of %d attempts\n",
seed, total_failures_found, total_attempts);
srand (seed);
if (!dbus_internal_do_not_use_foreach_message_file (test_data_dir,
find_breaks_based_on,
NULL))
{
fprintf (stderr, "fatal error iterating over message files\n");
rmdir (failure_dir_c);
return 1;
}
printf (" did %d random mutations: %d %d %d %d %d %d %d\n",
_DBUS_N_ELEMENTS (times_we_did_each_thing),
times_we_did_each_thing[0],
times_we_did_each_thing[1],
times_we_did_each_thing[2],
times_we_did_each_thing[3],
times_we_did_each_thing[4],
times_we_did_each_thing[5],
times_we_did_each_thing[6]);
printf ("Found %d failures with seed %u stored in %s\n",
failures_this_iteration, seed, failure_dir_c);
total_failures_found += failures_this_iteration;
rmdir (failure_dir_c); /* does nothing if non-empty */
}
return 0;
}
/**
* Runs an "auth script" which is a script for testing the
* authentication protocol. Scripts send and receive data, and then
* include assertions about the state of both ends of the connection
* after processing the data. A script succeeds if these assertions
* hold.
*
* @param filename the file containing the script to run
* @returns #TRUE if the script succeeds, #FALSE otherwise
*/
dbus_bool_t
_dbus_auth_script_run (const DBusString *filename)
{
DBusString file;
DBusError error;
DBusString line;
dbus_bool_t retval;
int line_no;
DBusAuth *auth;
DBusString from_auth;
DBusAuthState state;
DBusString context;
DBusString guid;
retval = FALSE;
auth = NULL;
_dbus_string_init_const (&guid, "5fa01f4202cd837709a3274ca0df9d00");
_dbus_string_init_const (&context, "org_freedesktop_test");
if (!_dbus_string_init (&file))
return FALSE;
if (!_dbus_string_init (&line))
{
_dbus_string_free (&file);
return FALSE;
}
if (!_dbus_string_init (&from_auth))
{
_dbus_string_free (&file);
_dbus_string_free (&line);
return FALSE;
}
dbus_error_init (&error);
if (!_dbus_file_get_contents (&file, filename, &error)) {
_dbus_warn ("Getting contents of %s failed: %s\n",
_dbus_string_get_const_data (filename), error.message);
dbus_error_free (&error);
goto out;
}
state = DBUS_AUTH_STATE_NEED_DISCONNECT;
line_no = 0;
next_iteration:
while (_dbus_string_pop_line (&file, &line))
{
line_no += 1;
_dbus_string_delete_leading_blanks (&line);
if (auth != NULL)
{
while ((state = _dbus_auth_do_work (auth)) ==
DBUS_AUTH_STATE_HAVE_BYTES_TO_SEND)
{
const DBusString *tmp;
if (_dbus_auth_get_bytes_to_send (auth, &tmp))
{
int count = _dbus_string_get_length (tmp);
if (_dbus_string_copy (tmp, 0, &from_auth,
_dbus_string_get_length (&from_auth)))
_dbus_auth_bytes_sent (auth, count);
}
}
}
if (_dbus_string_get_length (&line) == 0)
{
/* empty line */
goto next_iteration;
}
else if (_dbus_string_starts_with_c_str (&line,
"#"))
{
/* Ignore this comment */
goto next_iteration;
}
else if (_dbus_string_starts_with_c_str (&line,
"CLIENT"))
{
DBusCredentials creds;
if (auth != NULL)
{
_dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
goto out;
}
auth = _dbus_auth_client_new ();
if (auth == NULL)
{
_dbus_warn ("no memory to create DBusAuth\n");
goto out;
}
/* test ref/unref */
_dbus_auth_ref (auth);
_dbus_auth_unref (auth);
_dbus_credentials_from_current_process (&creds);
_dbus_auth_set_credentials (auth, &creds);
}
else if (_dbus_string_starts_with_c_str (&line,
"SERVER"))
{
DBusCredentials creds;
if (auth != NULL)
{
_dbus_warn ("already created a DBusAuth (CLIENT or SERVER given twice)\n");
goto out;
}
auth = _dbus_auth_server_new (&guid);
if (auth == NULL)
{
_dbus_warn ("no memory to create DBusAuth\n");
goto out;
}
/* test ref/unref */
_dbus_auth_ref (auth);
_dbus_auth_unref (auth);
_dbus_credentials_from_current_process (&creds);
_dbus_auth_set_credentials (auth, &creds);
_dbus_auth_set_context (auth, &context);
}
else if (auth == NULL)
{
_dbus_warn ("must specify CLIENT or SERVER\n");
goto out;
}
else if (_dbus_string_starts_with_c_str (&line,
"NO_CREDENTIALS"))
{
DBusCredentials creds = { -1, -1, -1 };
_dbus_auth_set_credentials (auth, &creds);
}
else if (_dbus_string_starts_with_c_str (&line,
"ROOT_CREDENTIALS"))
{
DBusCredentials creds = { -1, 0, 0 };
_dbus_auth_set_credentials (auth, &creds);
}
else if (_dbus_string_starts_with_c_str (&line,
"SILLY_CREDENTIALS"))
{
DBusCredentials creds = { -1, 4312, 1232 };
_dbus_auth_set_credentials (auth, &creds);
}
else if (_dbus_string_starts_with_c_str (&line,
"ALLOWED_MECHS"))
{
char **mechs;
_dbus_string_delete_first_word (&line);
mechs = split_string (&line);
_dbus_auth_set_mechanisms (auth, (const char **) mechs);
dbus_free_string_array (mechs);
}
else if (_dbus_string_starts_with_c_str (&line,
"SEND"))
{
DBusString to_send;
_dbus_string_delete_first_word (&line);
if (!_dbus_string_init (&to_send))
{
_dbus_warn ("no memory to allocate string\n");
goto out;
}
if (!append_quoted_string (&to_send, &line))
{
_dbus_warn ("failed to append quoted string line %d\n",
line_no);
_dbus_string_free (&to_send);
goto out;
}
_dbus_verbose ("Sending '%s'\n", _dbus_string_get_const_data (&to_send));
if (!_dbus_string_append (&to_send, "\r\n"))
{
_dbus_warn ("failed to append \r\n from line %d\n",
line_no);
_dbus_string_free (&to_send);
goto out;
}
/* Replace USERID_HEX with our username in hex */
{
int where;
if (_dbus_string_find (&to_send, 0,
"USERID_HEX", &where))
{
DBusString username;
if (!_dbus_string_init (&username))
{
_dbus_warn ("no memory for userid\n");
_dbus_string_free (&to_send);
goto out;
}
if (!_dbus_string_append_uint (&username,
_dbus_getuid ()))
{
_dbus_warn ("no memory for userid\n");
_dbus_string_free (&username);
_dbus_string_free (&to_send);
goto out;
}
_dbus_string_delete (&to_send, where, strlen ("USERID_HEX"));
if (!_dbus_string_hex_encode (&username, 0,
&to_send, where))
{
_dbus_warn ("no memory to subst USERID_HEX\n");
_dbus_string_free (&username);
_dbus_string_free (&to_send);
goto out;
}
_dbus_string_free (&username);
}
else if (_dbus_string_find (&to_send, 0,
"USERNAME_HEX", &where))
{
DBusString username;
const DBusString *u;
if (!_dbus_string_init (&username))
{
_dbus_warn ("no memory for username\n");
_dbus_string_free (&to_send);
goto out;
}
if (!_dbus_username_from_current_process (&u) ||
!_dbus_string_copy (u, 0, &username,
_dbus_string_get_length (&username)))
{
_dbus_warn ("no memory for username\n");
_dbus_string_free (&username);
_dbus_string_free (&to_send);
goto out;
}
_dbus_string_delete (&to_send, where, strlen ("USERNAME_HEX"));
if (!_dbus_string_hex_encode (&username, 0,
&to_send, where))
{
_dbus_warn ("no memory to subst USERNAME_HEX\n");
_dbus_string_free (&username);
_dbus_string_free (&to_send);
goto out;
}
_dbus_string_free (&username);
}
}
{
DBusString *buffer;
_dbus_auth_get_buffer (auth, &buffer);
if (!_dbus_string_copy (&to_send, 0,
buffer, _dbus_string_get_length (buffer)))
{
_dbus_warn ("not enough memory to call bytes_received, or can't add bytes to auth object already in end state\n");
_dbus_string_free (&to_send);
_dbus_auth_return_buffer (auth, buffer, 0);
goto out;
}
_dbus_auth_return_buffer (auth, buffer, _dbus_string_get_length (&to_send));
}
_dbus_string_free (&to_send);
}
else if (_dbus_string_starts_with_c_str (&line,
"EXPECT_STATE"))
{
DBusAuthState expected;
_dbus_string_delete_first_word (&line);
expected = auth_state_from_string (&line);
if (expected < 0)
{
_dbus_warn ("bad auth state given to EXPECT_STATE\n");
goto parse_failed;
}
if (expected != state)
{
_dbus_warn ("expected auth state %s but got %s on line %d\n",
auth_state_to_string (expected),
auth_state_to_string (state),
line_no);
goto out;
}
}
else if (_dbus_string_starts_with_c_str (&line,
"EXPECT_COMMAND"))
{
DBusString received;
_dbus_string_delete_first_word (&line);
if (!_dbus_string_init (&received))
{
_dbus_warn ("no mem to allocate string received\n");
goto out;
}
if (!_dbus_string_pop_line (&from_auth, &received))
{
_dbus_warn ("no line popped from the DBusAuth being tested, expected command %s on line %d\n",
_dbus_string_get_const_data (&line), line_no);
_dbus_string_free (&received);
goto out;
}
if (!same_first_word (&received, &line))
{
_dbus_warn ("line %d expected command '%s' and got '%s'\n",
line_no,
_dbus_string_get_const_data (&line),
_dbus_string_get_const_data (&received));
_dbus_string_free (&received);
goto out;
}
_dbus_string_free (&received);
}
else if (_dbus_string_starts_with_c_str (&line,
"EXPECT_UNUSED"))
{
DBusString expected;
const DBusString *unused;
_dbus_string_delete_first_word (&line);
if (!_dbus_string_init (&expected))
{
_dbus_warn ("no mem to allocate string expected\n");
goto out;
}
if (!append_quoted_string (&expected, &line))
{
_dbus_warn ("failed to append quoted string line %d\n",
line_no);
_dbus_string_free (&expected);
goto out;
}
_dbus_auth_get_unused_bytes (auth, &unused);
if (_dbus_string_equal (&expected, unused))
{
_dbus_auth_delete_unused_bytes (auth);
_dbus_string_free (&expected);
}
else
{
_dbus_warn ("Expected unused bytes '%s' and have '%s'\n",
_dbus_string_get_const_data (&expected),
_dbus_string_get_const_data (unused));
_dbus_string_free (&expected);
goto out;
}
}
else if (_dbus_string_starts_with_c_str (&line,
"EXPECT"))
{
DBusString expected;
_dbus_string_delete_first_word (&line);
if (!_dbus_string_init (&expected))
{
_dbus_warn ("no mem to allocate string expected\n");
goto out;
}
if (!append_quoted_string (&expected, &line))
{
_dbus_warn ("failed to append quoted string line %d\n",
line_no);
_dbus_string_free (&expected);
goto out;
}
if (_dbus_string_equal_len (&expected, &from_auth,
_dbus_string_get_length (&expected)))
{
_dbus_string_delete (&from_auth, 0,
_dbus_string_get_length (&expected));
_dbus_string_free (&expected);
}
else
{
_dbus_warn ("Expected exact string '%s' and have '%s'\n",
_dbus_string_get_const_data (&expected),
_dbus_string_get_const_data (&from_auth));
_dbus_string_free (&expected);
goto out;
}
}
else
goto parse_failed;
goto next_iteration; /* skip parse_failed */
parse_failed:
{
_dbus_warn ("couldn't process line %d \"%s\"\n",
line_no, _dbus_string_get_const_data (&line));
goto out;
}
}
if (auth != NULL &&
state == DBUS_AUTH_STATE_AUTHENTICATED)
{
const DBusString *unused;
_dbus_auth_get_unused_bytes (auth, &unused);
if (_dbus_string_get_length (unused) > 0)
{
_dbus_warn ("did not expect unused bytes (scripts must specify explicitly if they are expected)\n");
goto out;
}
}
if (_dbus_string_get_length (&from_auth) > 0)
{
_dbus_warn ("script did not have EXPECT_ statements for all the data received from the DBusAuth\n");
_dbus_warn ("Leftover data: %s\n", _dbus_string_get_const_data (&from_auth));
goto out;
}
retval = TRUE;
out:
if (auth)
_dbus_auth_unref (auth);
_dbus_string_free (&file);
_dbus_string_free (&line);
_dbus_string_free (&from_auth);
return retval;
}