return 0;
if (ret)
- ERROR("mkdir(%s, %d) failed: %s\n", dir, mask, strerror(errno));
+ ERROR("mkdir(%s, %d) failed: %m\n", dir, mask);
return ret;
}
int fd;
if (stat(path, &s)) {
- ERROR("stat(%s) failed: %s\n", path, strerror(errno));
+ ERROR("stat(%s) failed: %m\n", path);
return error;
}
snprintf(new, sizeof(new), "%s%s", root, path);
fd = creat(new, 0644);
if (fd == -1) {
- ERROR("creat(%s) failed: %s\n", new, strerror(errno));
+ ERROR("creat(%s) failed: %m\n", new);
return -1;
}
close(fd);
}
if (mount(path, new, NULL, MS_BIND, NULL)) {
- ERROR("failed to mount -B %s %s: %s\n", path, new, strerror(errno));
+ ERROR("failed to mount -B %s %s: %m\n", path, new);
return -1;
}
if (readonly && mount(NULL, new, NULL, MS_BIND | MS_REMOUNT | MS_RDONLY, NULL)) {
- ERROR("failed to remount ro %s: %s\n", new, strerror(errno));
+ ERROR("failed to remount ro %s: %m\n", new);
return -1;
}
{
char jail_root[] = "/tmp/ujail-XXXXXX";
if (mkdtemp(jail_root) == NULL) {
- ERROR("mkdtemp(%s) failed: %s\n", jail_root, strerror(errno));
+ ERROR("mkdtemp(%s) failed: %m\n", jail_root);
return -1;
}
/* oldroot can't be MS_SHARED else pivot_root() fails */
if (mount("none", "/", NULL, MS_REC|MS_PRIVATE, NULL)) {
- ERROR("private mount failed %s\n", strerror(errno));
+ ERROR("private mount failed %m\n");
return -1;
}
if (mount("tmpfs", jail_root, "tmpfs", MS_NOATIME, "mode=0755")) {
- ERROR("tmpfs mount failed %s\n", strerror(errno));
+ ERROR("tmpfs mount failed %m\n");
return -1;
}
if (chdir(jail_root)) {
- ERROR("chdir(%s) (jail_root) failed: %s\n", jail_root, strerror(errno));
+ ERROR("chdir(%s) (jail_root) failed: %m\n", jail_root);
return -1;
}
mkdir(dirbuf, 0755);
if (pivot_root(jail_root, dirbuf) == -1) {
- ERROR("pivot_root(%s, %s) failed: %s\n", jail_root, dirbuf, strerror(errno));
+ ERROR("pivot_root(%s, %s) failed: %m\n", jail_root, dirbuf);
return -1;
}
if (chdir("/")) {
- ERROR("chdir(/) (after pivot_root) failed: %s\n", strerror(errno));
+ ERROR("chdir(/) (after pivot_root) failed: %m\n");
return -1;
}
exit(EXIT_FAILURE);
if (opts.no_new_privs && prctl(PR_SET_NO_NEW_PRIVS, 1, 0, 0, 0)) {
- ERROR("prctl(PR_SET_NO_NEW_PRIVS) failed: %s\n", strerror(errno));
+ ERROR("prctl(PR_SET_NO_NEW_PRIVS) failed: %m\n");
exit(EXIT_FAILURE);
}
if (opts.namespace && opts.hostname && strlen(opts.hostname) > 0
&& sethostname(opts.hostname, strlen(opts.hostname))) {
- ERROR("sethostname(%s) failed: %s\n", opts.hostname, strerror(errno));
+ ERROR("sethostname(%s) failed: %m\n", opts.hostname);
exit(EXIT_FAILURE);
}
INFO("exec-ing %s\n", *opts.jail_argv);
execve(*opts.jail_argv, opts.jail_argv, envp);
/* we get there only if execve fails */
- ERROR("failed to execve %s: %s\n", *opts.jail_argv, strerror(errno));
+ ERROR("failed to execve %s: %m\n", *opts.jail_argv);
exit(EXIT_FAILURE);
}
int ch, i;
if (uid) {
- ERROR("not root, aborting: %s\n", strerror(errno));
+ ERROR("not root, aborting: %m\n");
return EXIT_FAILURE;
}
/* fork child process */
return exec_jail(NULL);
} else {
- ERROR("failed to clone/fork: %s\n", strerror(errno));
+ ERROR("failed to clone/fork: %m\n");
return EXIT_FAILURE;
}
}