diff options
| -rw-r--r-- | ChangeLog | 6 | ||||
| -rw-r--r-- | stdlib/tst-secure-getenv.c | 55 |
2 files changed, 34 insertions, 27 deletions
@@ -1,3 +1,9 @@ +2012-07-31 Florian Weimer <fweimer@redhat.com> + + * stdlib/tst-secure-getenv.c: Use printf for error reporting. + Exit with zero in case no suitable GID is found, and write a + message to standard error. + 2012-07-30 Roland McGrath <roland@hack.frob.com> * sysdeps/generic/sys/param.h (MAXSYMLINKS): Define to SYMLOOP_MAX diff --git a/stdlib/tst-secure-getenv.c b/stdlib/tst-secure-getenv.c index 76d8de6ed4..276b0aff7b 100644 --- a/stdlib/tst-secure-getenv.c +++ b/stdlib/tst-secure-getenv.c @@ -45,7 +45,7 @@ choose_gid (void) int ret = getgroups (count, groups); if (ret < 0) { - perror ("getgroups"); + printf ("getgroups: %m\n"); exit (1); } gid_t current = getgid (); @@ -72,29 +72,29 @@ run_executable_sgid (gid_t target) if (asprintf (&dirname, "%s/secure-getenv.%jd", test_dir, (intmax_t) getpid ()) < 0) { - perror ("asprintf"); + printf ("asprintf: %m\n"); goto err; } if (mkdir (dirname, 0700) < 0) { - perror ("mkdir"); + printf ("mkdir: %m\n"); goto err; } if (asprintf (&execname, "%s/bin", dirname) < 0) { - perror ("asprintf"); + printf ("asprintf: %m\n"); goto err; } infd = open ("/proc/self/exe", O_RDONLY); if (infd < 0) { - perror ("open"); + printf ("open (/proc/self/exe): %m\n"); goto err; } outfd = open (execname, O_WRONLY | O_CREAT | O_EXCL, 0700); if (outfd < 0) { - perror ("open"); + printf ("open (%s): %m\n", execname); goto err; } char buf[4096]; @@ -103,7 +103,7 @@ run_executable_sgid (gid_t target) ssize_t rdcount = read (infd, buf, sizeof (buf)); if (rdcount < 0) { - perror ("read"); + printf ("read: %m\n"); goto err; } if (rdcount == 0) @@ -117,7 +117,7 @@ run_executable_sgid (gid_t target) errno = ENOSPC; if (wrcount <= 0) { - perror ("write"); + printf ("write: %m\n"); goto err; } p += wrcount; @@ -125,29 +125,29 @@ run_executable_sgid (gid_t target) } if (fchown (outfd, getuid (), target) < 0) { - perror ("fchown"); + printf ("fchown (%s): %m\n", execname); goto err; } if (fchmod (outfd, 02750) < 0) { - perror ("fchmod"); + printf ("fchmod (%s): %m\n", execname); goto err; } if (close (outfd) < 0) { - perror ("close"); + printf ("close (outfd): %m\n"); goto err; } if (close (infd) < 0) { - perror ("close"); + printf ("close (infd): %m\n"); goto err; } int kid = fork (); if (kid < 0) { - perror ("fork"); + printf ("fork: %m\n"); goto err; } if (kid == 0) @@ -155,19 +155,19 @@ run_executable_sgid (gid_t target) /* Child process. */ char *args[] = { execname, MAGIC_ARGUMENT, NULL }; execve (execname, args, environ); - perror ("execve"); + printf ("execve (%s): %m\n", execname); _exit (1); } int status; if (waitpid (kid, &status, 0) < 0) { - perror ("waitpid"); + printf ("waitpid: %m\n"); goto err; } if (!WIFEXITED (status) || WEXITSTATUS (status) != MAGIC_STATUS) { - fprintf (stderr, "Unexpected exit status %d from child process\n", - status); + printf ("Unexpected exit status %d from child process\n", + status); goto err; } ret = 0; @@ -195,27 +195,28 @@ do_test (void) { if (getenv ("PATH") == NULL) { - fprintf (stderr, "PATH not set\n"); + printf ("PATH not set\n"); exit (1); } if (secure_getenv ("PATH") == NULL) { - fprintf (stderr, "PATH not set according to secure_getenv\n"); + printf ("PATH not set according to secure_getenv\n"); exit (1); } if (strcmp (getenv ("PATH"), secure_getenv ("PATH")) != 0) { - fprintf (stderr, "PATH mismatch (%s, %s)\n", - getenv ("PATH"), secure_getenv ("PATH")); + printf ("PATH mismatch (%s, %s)\n", + getenv ("PATH"), secure_getenv ("PATH")); exit (1); } gid_t target = choose_gid (); if (target == 0) { - fprintf (stderr, "Could not find a suitable GID user %jd\n", + fprintf (stderr, + "Could not find a suitable GID for user %jd, skipping test\n", (intmax_t) getuid ()); - exit (1); + exit (0); } return run_executable_sgid (target); } @@ -227,18 +228,18 @@ alternative_main (int argc, char **argv) { if (getgid () == getegid ()) { - fprintf (stderr, "SGID failed: GID and EGID match (%jd)\n", - (intmax_t) getgid ()); + printf ("SGID failed: GID and EGID match (%jd)\n", + (intmax_t) getgid ()); exit (2); } if (getenv ("PATH") == NULL) { - fprintf (stderr, "PATH variable not present\n"); + printf ("PATH variable not present\n"); exit (3); } if (secure_getenv ("PATH") != NULL) { - fprintf (stderr, "PATH variable not filtered out\n"); + printf ("PATH variable not filtered out\n"); exit (4); } exit (MAGIC_STATUS); |