}
if (chroot(".") < 0)
- log_warning("Failed to change root, ignoring: %s", strerror(-r));
+ log_warning("Failed to change root, ignoring: %m");
/* FIXME: remove old root */
if (reexecute) {
const char **args;
- unsigned i;
+ unsigned i, args_size;
/* Close and disarm the watchdog, so that the new
* instance can reinitialize it, but doesn't get
if (switch_root)
do_switch_root(switch_root);
- args = newa(const char*, MAX(5, argc+1));
+ args_size = MAX(5, argc+1);
+ args = newa(const char*, args_size);
if (!switch_root_init) {
char sfd[16];
args[i++] = sfd;
args[i++] = NULL;
- assert(i <= ELEMENTSOF(args));
+ assert(i <= args_size);
execv(args[0], (char* const*) args);
}
* getopt() in argv[], and some cleanups in envp[],
* but let's hope that doesn't matter.) */
- if (serialization)
+ if (serialization) {
fclose(serialization);
+ serialization = NULL;
+ }
- if (fds)
+ if (fds) {
fdset_free(fds);
+ fds = NULL;
+ }
- i = 0;
- args[i++] = switch_root_init ? switch_root_init : "/sbin/init";
- for (j = 1; j < argc; j++)
+ for (j = 1, i = 1; j < argc; j++)
args[i++] = argv[j];
args[i++] = NULL;
+ assert(i <= args_size);
+
+ if (switch_root_init) {
+ args[0] = switch_root_init;
+ execv(args[0], (char* const*) args);
+ log_warning("Failed to execute configured init, trying fallback: %m");
+ }
- assert(i <= ELEMENTSOF(args));
+ args[0] = "/sbin/init";
execv(args[0], (char* const*) args);
- log_error("Failed to reexecute: %m");
+ log_warning("Failed to execute /sbin/init, trying fallback: %m");
+
+ args[0] = "/bin/sh";
+ args[1] = NULL;
+ execv(args[0], (char* const*) args);
+ log_error("Failed to execute /bin/sh, giving up: %m");
}
if (serialization)