23
23
* Contact the authors at <mandos@recompile.se>.
27
#include <inttypes.h> /* uintmax_t, PRIuMAX, PRIdMAX,
28
intmax_t, uint32_t, SCNx32,
30
#include <stddef.h> /* size_t */
26
#define _GNU_SOURCE /* pipe2(), O_CLOEXEC, setresgid(),
27
setresuid(), asprintf(), getline(),
29
#include <inttypes.h> /* uintmax_t, strtoumax(), PRIuMAX,
30
PRIdMAX, intmax_t, uint32_t,
31
SCNx32, SCNuMAX, SCNxMAX */
32
#include <stddef.h> /* size_t, NULL */
31
33
#include <sys/types.h> /* pid_t, uid_t, gid_t, getuid(),
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35
#include <stdbool.h> /* bool, true, false */
40
42
NSIG, sigismember(), SA_ONSTACK,
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43
SIG_DFL, SIG_IGN, SIGINT, SIGQUIT,
42
44
SIGHUP, SIGSTOP, SIG_UNBLOCK */
45
#include <unistd.h> /* uid_t, gid_t, close(), pipe2(),
46
fork(), _exit(), dup2(),
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STDOUT_FILENO, setresgid(),
48
setresuid(), execv(), ssize_t,
49
read(), dup3(), getuid(), dup(),
50
STDERR_FILENO, pause(), write(),
51
rmdir(), unlink(), getpid() */
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52
#include <stdlib.h> /* EXIT_SUCCESS, EXIT_FAILURE,
44
malloc(), free(), strtoumax(),
45
realloc(), setenv(), calloc(),
46
mkdtemp(), mkostemp() */
53
malloc(), free(), realloc(),
54
setenv(), calloc(), mkdtemp(),
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56
#include <iso646.h> /* not, or, and, xor */
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57
#include <error.h> /* error() */
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58
#include <sysexits.h> /* EX_USAGE, EX_OSERR, EX_OSFILE */
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59
#include <errno.h> /* errno, error_t, EACCES,
51
60
ENAMETOOLONG, ENOENT, ENOTDIR,
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EEXIST, ECHILD, EPERM, ENOMEM,
61
ENOMEM, EEXIST, ECHILD, EPERM,
53
62
EAGAIN, EINTR, ENOBUFS, EADDRINUSE,
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63
ECONNREFUSED, ECONNRESET,
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64
ETOOMANYREFS, EMSGSIZE, EBADF,
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66
#include <string.h> /* strdup(), memcpy(),
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67
explicit_bzero(), memset(),
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68
strcmp(), strlen(), strncpy(),
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memcmp(), basename() */
69
memcmp(), basename(), strerror() */
61
70
#include <argz.h> /* argz_create(), argz_count(),
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71
argz_extract(), argz_next(),
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ARGP_ERR_UNKNOWN, ARGP_KEY_ARGS,
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struct argp, argp_parse(),
76
#include <unistd.h> /* uid_t, gid_t, close(), pipe2(),
77
fork(), _exit(), dup2(),
78
STDOUT_FILENO, setresgid(),
79
setresuid(), execv(), ssize_t,
80
read(), dup3(), getuid(), dup(),
81
STDERR_FILENO, pause(), write(),
82
rmdir(), unlink(), getpid() */
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#include <stdint.h> /* SIZE_MAX, uint32_t */
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#include <sys/mman.h> /* munlock(), mlock() */
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#include <fcntl.h> /* O_CLOEXEC, O_NONBLOCK, fcntl(),
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F_GETFD, F_GETFL, FD_CLOEXEC,
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98
IN_EXCL_UNLINK, IN_ONLYDIR,
96
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struct inotify_event */
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100
#include <fnmatch.h> /* fnmatch(), FNM_FILE_NAME */
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#include <stdio.h> /* asprintf(), FILE, fopen(),
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getline(), sscanf(), feof(),
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ferror(), fclose(), stderr,
101
rename(), fdopen(), fprintf(),
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#include <stdio.h> /* asprintf(), FILE, stderr, fopen(),
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fclose(), getline(), sscanf(),
103
feof(), ferror(), rename(),
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fdopen(), fprintf(), fscanf() */
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105
#include <glib.h> /* GKeyFile, g_key_file_free(), g_key_file_new(),
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GError, g_key_file_load_from_file(),
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G_KEY_FILE_NONE, TRUE, G_FILE_ERROR_NOENT,
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112
g_assert_null(), g_assert_false(),
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g_assert_cmpint(), g_assert_cmpuint(),
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g_test_skip(), g_assert_cmpstr(),
113
g_test_init(), g_test_add(), g_test_run(),
114
GOptionContext, g_option_context_new(),
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g_test_message(), g_test_init(), g_test_add(),
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g_test_run(), GOptionContext,
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g_option_context_new(),
115
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g_option_context_set_help_enabled(), FALSE,
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119
g_option_context_set_ignore_unknown_options(),
117
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gboolean, GOptionEntry, G_OPTION_ARG_NONE,
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655
__attribute__((nonnull, warn_unused_result))
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656
bool add_to_queue(task_queue *const queue, const task_context task){
657
if((queue->length + 1) > (SIZE_MAX / sizeof(task_context))){
659
error(0, ENOMEM, "Failed to allocate %" PRIuMAX
660
" tasks for queue->tasks", (uintmax_t)(queue->length + 1));
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664
const size_t needed_size = sizeof(task_context)*(queue->length + 1);
655
665
if(needed_size > (queue->allocated)){
656
666
task_context *const new_tasks = realloc(queue->tasks,
1884
1902
g_assert_true(queue->tasks[0].func == dummy_func);
1905
static void test_add_to_queue_overflow(__attribute__((unused))
1906
test_fixture *fixture,
1907
__attribute__((unused))
1908
gconstpointer user_data){
1909
__attribute__((cleanup(cleanup_queue)))
1910
task_queue *queue = create_queue();
1911
g_assert_nonnull(queue);
1912
g_assert_true(queue->length == 0);
1913
queue->length = SIZE_MAX / sizeof(task_context); /* fake max size */
1915
FILE *real_stderr = stderr;
1916
FILE *devnull = fopen("/dev/null", "we");
1917
g_assert_nonnull(devnull);
1919
const bool ret = add_to_queue(queue,
1920
(task_context){ .func=dummy_func });
1921
g_assert_true(errno == ENOMEM);
1922
g_assert_false(ret);
1923
stderr = real_stderr;
1924
g_assert_cmpint(fclose(devnull), ==, 0);
1925
queue->length = 0; /* Restore real size */
1887
1928
static void dummy_func(__attribute__((unused))
1888
1929
const task_context task,
1889
1930
__attribute__((unused))
5925
5970
char *const filename = strdup("/nonexistent/socket");
5926
5971
__attribute__((cleanup(string_set_clear)))
5927
5972
string_set cancelled_filenames = {};
5928
const size_t oversized = 1024*1024; /* Limit seems to be 212960 */
5929
__attribute__((cleanup(cleanup_buffer)))
5931
.data=malloc(oversized),
5933
.allocated=oversized,
5975
/* Find a message size which triggers EMSGSIZE */
5976
__attribute__((cleanup(cleanup_string)))
5977
char *message_buffer = NULL;
5978
size_t message_size = PIPE_BUF + 1;
5979
for(ssize_t ssret = 0; ssret >= 0; message_size += 1024){
5980
if(message_size >= 1024*1024*1024){ /* 1 GiB */
5981
g_test_skip("Skipping EMSGSIZE test: Will not try 1GiB");
5984
message_buffer = realloc(message_buffer, message_size);
5985
if(message_buffer == NULL){
5986
g_test_skip("Skipping EMSGSIZE test");
5987
g_test_message("Failed to malloc() %" PRIuMAX " bytes",
5988
(uintmax_t)message_size);
5991
/* Fill buffer with 'x' */
5992
memset(message_buffer, 'x', message_size);
5993
/* Create a new socketpair for each message size to avoid having
5994
to empty the pipe by reading the message to a separate buffer
5996
g_assert_cmpint(socketpair(PF_LOCAL, SOCK_DGRAM
5997
| SOCK_NONBLOCK | SOCK_CLOEXEC, 0,
5999
ssret = send(socketfds[1], message_buffer, message_size,
6001
error_t saved_errno = errno;
6002
g_assert_cmpint(close(socketfds[0]), ==, 0);
6003
g_assert_cmpint(close(socketfds[1]), ==, 0);
6006
if(saved_errno != EMSGSIZE) {
6007
g_test_skip("Skipping EMSGSIZE test");
6008
g_test_message("Error on send(%" PRIuMAX " bytes): %s",
6009
(uintmax_t)message_size,
6010
strerror(saved_errno));
6014
} else if(ssret != (ssize_t)message_size){
6015
g_test_skip("Skipping EMSGSIZE test");
6016
g_test_message("Partial send(): %" PRIuMAX " of %" PRIdMAX
6017
" bytes", (uintmax_t)ssret,
6018
(intmax_t)message_size);
6022
g_test_message("EMSGSIZE triggered by %" PRIdMAX " bytes",
6023
(intmax_t)message_size);
6026
.data=message_buffer,
6027
.length=message_size - 2, /* Compensate for added '+' and NUL */
6028
.allocated=message_size,
5935
g_assert_nonnull(password.data);
5936
6030
if(mlock(password.data, password.allocated) != 0){
5937
6031
g_assert_true(errno == EPERM or errno == ENOMEM);
5939
/* Construct test password buffer */
5940
/* Start with + since that is what the real procotol uses */
5941
password.data[0] = '+';
5942
/* Set a special character at string end just to mark the end */
5943
password.data[oversized-3] = 'y';
5944
/* Set NUL at buffer end, as suggested by the protocol */
5945
password.data[oversized-2] = '\0';
5946
/* Fill rest of password with 'x' */
5947
memset(password.data+1, 'x', oversized-3);
5949
6034
__attribute__((cleanup(cleanup_queue)))
5950
6035
task_queue *queue = create_queue();
5951
6036
g_assert_nonnull(queue);
5953
6037
g_assert_cmpint(socketpair(PF_LOCAL, SOCK_DGRAM
5954
6038
| SOCK_NONBLOCK | SOCK_CLOEXEC, 0,
5955
6039
socketfds), ==, 0);
7862
7946
test_add("/parse_arguments/mixed", test_parse_arguments_mixed);
7863
7947
test_add("/queue/create", test_create_queue);
7864
7948
test_add("/queue/add", test_add_to_queue);
7949
test_add("/queue/add/overflow", test_add_to_queue_overflow);
7865
7950
test_add("/queue/has_question/empty",
7866
7951
test_queue_has_question_empty);
7867
7952
test_add("/queue/has_question/false",
8092
8177
g_option_context_set_help_enabled(context, FALSE);
8093
8178
g_option_context_set_ignore_unknown_options(context, TRUE);
8095
gboolean run_tests = FALSE;
8180
gboolean should_run_tests = FALSE;
8096
8181
GOptionEntry entries[] = {
8097
8182
{ "test", 0, 0, G_OPTION_ARG_NONE,
8098
&run_tests, "Run tests", NULL },
8183
&should_run_tests, "Run tests", NULL },
8101
8186
g_option_context_add_main_entries(context, entries, NULL);
8110
8195
g_option_context_free(context);
8111
return run_tests != FALSE;
8196
return should_run_tests != FALSE;
8203
(if (not (funcall run-tests-in-test-buffer default-directory))
8204
(funcall show-test-buffer-in-test-window)
8205
(funcall remove-test-window)))
8206
run-tests-in-test-buffer:
8208
(with-current-buffer (get-buffer-create "*Test*")
8209
(setq buffer-read-only nil
8210
default-directory dir)
8213
(let ((process-result
8214
(let ((inhibit-read-only t))
8215
(process-file-shell-command
8216
(funcall get-command-line) nil "*Test*"))))
8217
(and (numberp process-result)
8218
(= process-result 0))))
8223
(funcall find-build-directory (buffer-file-name)))
8224
(local-build-directory
8225
(if (fboundp 'file-local-name)
8226
(file-local-name build-directory)
8227
(or (file-remote-p build-directory 'localname)
8230
(file-relative-name (file-name-sans-extension
8231
(buffer-file-name)) build-directory))
8232
(qbdir (shell-quote-argument local-build-directory))
8233
(qcmd (shell-quote-argument command)))
8234
(format (concat "cd %s && CFLAGS=-Werror make --silent %s"
8235
" && %s --test --verbose") qbdir qcmd qcmd)))
8236
find-build-directory:
8237
(lambda (try-directory &optional base-directory)
8238
(let ((base-directory (or base-directory try-directory)))
8239
(cond ((equal try-directory "/") base-directory)
8241
(concat (file-name-as-directory try-directory)
8242
"Makefile")) try-directory)
8243
((funcall find-build-directory
8244
(directory-file-name (file-name-directory
8247
show-test-buffer-in-test-window:
8249
(when (not (get-buffer-window-list "*Test*"))
8250
(setq next-error-last-buffer (get-buffer "*Test*"))
8251
(let* ((side (if (>= (window-width) 146) 'right 'bottom))
8252
(display-buffer-overriding-action
8253
`((display-buffer-in-side-window) (side . ,side)
8254
(window-height . fit-window-to-buffer)
8255
(window-width . fit-window-to-buffer))))
8256
(display-buffer "*Test*"))))
8259
(let ((test-window (get-buffer-window "*Test*")))
8260
(if test-window (delete-window test-window))))
8261
eval: (add-hook 'after-save-hook run-tests 90 t)