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23
* Contact the authors at <mandos@recompile.se>.
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#include <inttypes.h> /* uintmax_t, PRIuMAX, PRIdMAX,
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intmax_t, uint32_t, SCNx32,
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#include <stddef.h> /* size_t */
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#define _GNU_SOURCE /* pipe2(), O_CLOEXEC, setresgid(),
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setresuid(), asprintf(), getline(),
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#include <inttypes.h> /* uintmax_t, strtoumax(), PRIuMAX,
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PRIdMAX, intmax_t, uint32_t,
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SCNx32, SCNuMAX, SCNxMAX */
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#include <stddef.h> /* size_t, NULL */
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#include <sys/types.h> /* pid_t, uid_t, gid_t, getuid(),
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#include <stdbool.h> /* bool, true, false */
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NSIG, sigismember(), SA_ONSTACK,
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SIG_DFL, SIG_IGN, SIGINT, SIGQUIT,
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SIGHUP, SIGSTOP, SIG_UNBLOCK */
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#include <unistd.h> /* uid_t, gid_t, close(), pipe2(),
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fork(), _exit(), dup2(),
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STDOUT_FILENO, setresgid(),
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setresuid(), execv(), ssize_t,
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read(), dup3(), getuid(), dup(),
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STDERR_FILENO, pause(), write(),
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rmdir(), unlink(), getpid() */
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#include <stdlib.h> /* EXIT_SUCCESS, EXIT_FAILURE,
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malloc(), free(), strtoumax(),
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realloc(), setenv(), calloc(),
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mkdtemp(), mkostemp() */
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malloc(), free(), realloc(),
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setenv(), calloc(), mkdtemp(),
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#include <iso646.h> /* not, or, and, xor */
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#include <error.h> /* error() */
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#include <sysexits.h> /* EX_USAGE, EX_OSERR, EX_OSFILE */
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#include <string.h> /* strdup(), memcpy(),
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explicit_bzero(), memset(),
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strcmp(), strlen(), strncpy(),
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memcmp(), basename() */
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memcmp(), basename(), strerror() */
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#include <argz.h> /* argz_create(), argz_count(),
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argz_extract(), argz_next(),
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ARGP_ERR_UNKNOWN, ARGP_KEY_ARGS,
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struct argp, argp_parse(),
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#include <stdint.h> /* SIZE_MAX */
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#include <unistd.h> /* uid_t, gid_t, close(), pipe2(),
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fork(), _exit(), dup2(),
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STDOUT_FILENO, setresgid(),
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setresuid(), execv(), ssize_t,
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read(), dup3(), getuid(), dup(),
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STDERR_FILENO, pause(), write(),
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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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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(),
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g_test_init(), g_test_add(), g_test_run(),
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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(),
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g_option_context_set_help_enabled(), FALSE,
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g_option_context_set_ignore_unknown_options(),
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gboolean, GOptionEntry, G_OPTION_ARG_NONE,
5968
5970
char *const filename = strdup("/nonexistent/socket");
5969
5971
__attribute__((cleanup(string_set_clear)))
5970
5972
string_set cancelled_filenames = {};
5971
const size_t oversized = 1024*1024; /* Limit seems to be 212960 */
5972
__attribute__((cleanup(cleanup_buffer)))
5974
.data=malloc(oversized),
5976
.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,
5978
g_assert_nonnull(password.data);
5979
6030
if(mlock(password.data, password.allocated) != 0){
5980
6031
g_assert_true(errno == EPERM or errno == ENOMEM);
5982
/* Construct test password buffer */
5983
/* Start with + since that is what the real procotol uses */
5984
password.data[0] = '+';
5985
/* Set a special character at string end just to mark the end */
5986
password.data[oversized-3] = 'y';
5987
/* Set NUL at buffer end, as suggested by the protocol */
5988
password.data[oversized-2] = '\0';
5989
/* Fill rest of password with 'x' */
5990
memset(password.data+1, 'x', oversized-3);
5992
6034
__attribute__((cleanup(cleanup_queue)))
5993
6035
task_queue *queue = create_queue();
5994
6036
g_assert_nonnull(queue);
5996
6037
g_assert_cmpint(socketpair(PF_LOCAL, SOCK_DGRAM
5997
6038
| SOCK_NONBLOCK | SOCK_CLOEXEC, 0,
5998
6039
socketfds), ==, 0);
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8195
g_option_context_free(context);
8156
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)
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(file-local-name build-directory)
8227
(or (file-remote-p build-directory 'localname)
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(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)