#include "special.h"
#include "bus-errors.h"
#include "exit-status.h"
+#include "sd-daemon.h"
+#include "virt.h"
/* As soon as 16 units are in our GC queue, make sure to run a gc sweep */
#define GC_QUEUE_ENTRIES_MAX 16
struct sockaddr_un un;
} sa;
struct epoll_event ev;
- int one = 1;
+ int one = 1, r;
+ mode_t u;
assert(m);
if (sa.un.sun_path[0] == '@')
sa.un.sun_path[0] = 0;
- if (bind(m->notify_watch.fd, &sa.sa, offsetof(struct sockaddr_un, sun_path) + 1 + strlen(sa.un.sun_path+1)) < 0) {
+ u = umask(0111);
+ r = bind(m->notify_watch.fd, &sa.sa, offsetof(struct sockaddr_un, sun_path) + 1 + strlen(sa.un.sun_path+1));
+ umask(u);
+
+ if (r < 0) {
log_error("bind() failed: %m");
return -errno;
}
if (reboot(RB_DISABLE_CAD) < 0)
log_warning("Failed to enable ctrl-alt-del handling: %m");
- if ((fd = open_terminal("/dev/tty0", O_RDWR|O_NOCTTY)) < 0)
+ if ((fd = open_terminal("/dev/tty0", O_RDWR|O_NOCTTY|O_CLOEXEC)) < 0)
log_warning("Failed to open /dev/tty0: %m");
else {
/* Enable that we get SIGWINCH on kbrequest */
SIGRTMIN+16, /* systemd: Immediate kexec */
SIGRTMIN+20, /* systemd: enable status messages */
SIGRTMIN+21, /* systemd: disable status messages */
+ SIGRTMIN+22, /* systemd: set log level to LOG_DEBUG */
+ SIGRTMIN+23, /* systemd: set log level to LOG_INFO */
+ SIGRTMIN+27, /* systemd: set log target to console */
+ SIGRTMIN+28, /* systemd: set log target to kmsg */
+ SIGRTMIN+29, /* systemd: set log target to syslog-or-kmsg */
-1);
assert_se(sigprocmask(SIG_SETMASK, &mask, NULL) == 0);
if ((m->epoll_fd = epoll_create1(EPOLL_CLOEXEC)) < 0)
goto fail;
- if ((r = lookup_paths_init(&m->lookup_paths, m->running_as)) < 0)
+ if ((r = lookup_paths_init(&m->lookup_paths, m->running_as, true)) < 0)
goto fail;
if ((r = manager_setup_signals(m)) < 0)
goto fail;
#ifdef HAVE_AUDIT
- if ((m->audit_fd = audit_open()) < 0)
+ if ((m->audit_fd = audit_open()) < 0 &&
+ /* If the kernel lacks netlink or audit support,
+ * don't worry about it. */
+ errno != EAFNOSUPPORT && errno != EPROTONOSUPPORT)
log_error("Failed to connect to audit log: %m");
#endif
if (ignore_file(de->d_name))
continue;
- if (asprintf(&p, "%s/%s", streq(*i, "/") ? "" : *i, de->d_name) < 0) {
+ p = join(streq(*i, "/") ? "" : *i, "/", de->d_name, NULL);
+ if (!p) {
r = -ENOMEM;
goto fail;
}
* this is already known, so we increase the counter here
* already */
if (serialization)
- m->n_deserializing ++;
+ m->n_reloading ++;
/* First, enumerate what we can from all config files */
r = manager_enumerate(m);
r = q;
if (serialization) {
- assert(m->n_deserializing > 0);
- m->n_deserializing --;
+ assert(m->n_reloading > 0);
+ m->n_reloading --;
}
return r;
transaction_merge_and_delete_job(m, j, k, t);
}
+ if (j->unit->meta.job && !j->installed)
+ transaction_merge_and_delete_job(m, j, j->unit->meta.job, t);
+
assert(!j->transaction_next);
assert(!j->transaction_prev);
}
/* When isolating first kill all installed jobs which
* aren't part of the new transaction */
+ rescan:
HASHMAP_FOREACH(j, m->jobs, i) {
assert(j->installed);
if (hashmap_get(m->transaction_jobs, j->unit))
continue;
- job_finish_and_invalidate(j, JOB_CANCELED);
+ /* 'j' itself is safe to remove, but if other jobs
+ are invalidated recursively, our iterator may become
+ invalid and we need to start over. */
+ if (job_finish_and_invalidate(j, JOB_CANCELED) > 0)
+ goto rescan;
}
}
if (si.si_code == CLD_EXITED || si.si_code == CLD_KILLED || si.si_code == CLD_DUMPED) {
char *name = NULL;
- get_process_name(si.si_pid, &name);
+ get_process_comm(si.si_pid, &name);
log_debug("Got SIGCHLD for process %lu (%s)", (unsigned long) si.si_pid, strna(name));
free(name);
}
if (sfsi.ssi_pid > 0) {
char *p = NULL;
- get_process_name(sfsi.ssi_pid, &p);
+ get_process_comm(sfsi.ssi_pid, &p);
log_debug("Received SIG%s from PID %lu (%s).",
- strna(signal_to_string(sfsi.ssi_signo)),
+ signal_to_string(sfsi.ssi_signo),
(unsigned long) sfsi.ssi_pid, strna(p));
free(p);
} else
- log_debug("Received SIG%s.", strna(signal_to_string(sfsi.ssi_signo)));
+ log_debug("Received SIG%s.", signal_to_string(sfsi.ssi_signo));
switch (sfsi.ssi_signo) {
break;
default: {
+
/* Starting SIGRTMIN+0 */
static const char * const target_table[] = {
[0] = SPECIAL_DEFAULT_TARGET,
if ((int) sfsi.ssi_signo >= SIGRTMIN+0 &&
(int) sfsi.ssi_signo < SIGRTMIN+(int) ELEMENTSOF(target_table)) {
- manager_start_target(m, target_table[sfsi.ssi_signo - SIGRTMIN],
- (sfsi.ssi_signo == 1 || sfsi.ssi_signo == 2) ? JOB_ISOLATE : JOB_REPLACE);
+ int idx = (int) sfsi.ssi_signo - SIGRTMIN;
+ manager_start_target(m, target_table[idx],
+ (idx == 1 || idx == 2) ? JOB_ISOLATE : JOB_REPLACE);
break;
}
case 20:
log_debug("Enabling showing of status.");
- m->show_status = true;
+ manager_set_show_status(m, true);
break;
case 21:
log_debug("Disabling showing of status.");
- m->show_status = false;
+ manager_set_show_status(m, false);
+ break;
+
+ case 22:
+ log_set_max_level(LOG_DEBUG);
+ log_notice("Setting log level to debug.");
+ break;
+
+ case 23:
+ log_set_max_level(LOG_INFO);
+ log_notice("Setting log level to info.");
+ break;
+
+ case 27:
+ log_set_target(LOG_TARGET_CONSOLE);
+ log_notice("Setting log target to console.");
+ break;
+
+ case 28:
+ log_set_target(LOG_TARGET_KMSG);
+ log_notice("Setting log target to kmsg.");
+ break;
+
+ case 29:
+ log_set_target(LOG_TARGET_SYSLOG_OR_KMSG);
+ log_notice("Setting log target to syslog-or-kmsg.");
break;
default:
- log_warning("Got unhandled signal <%s>.", strna(signal_to_string(sfsi.ssi_signo)));
+ log_warning("Got unhandled signal <%s>.", signal_to_string(sfsi.ssi_signo));
}
}
}
assert(m);
assert(ev);
- assert(w = ev->data.ptr);
+ assert_se(w = ev->data.ptr);
if (w->type == WATCH_INVALID)
return 0;
/* Don't generate audit events if the service was already
* started and we're just deserializing */
- if (m->n_deserializing > 0)
+ if (m->n_reloading > 0)
return;
if (m->running_as != MANAGER_SYSTEM)
/* Don't generate plymouth events if the service was already
* started and we're just deserializing */
- if (m->n_deserializing > 0)
+ if (m->n_reloading > 0)
return;
if (m->running_as != MANAGER_SYSTEM)
assert(f);
assert(fds);
- m->n_serializing ++;
+ m->n_reloading ++;
fprintf(f, "current-job-id=%i\n", m->current_job_id);
fprintf(f, "taint-usr=%s\n", yes_no(m->taint_usr));
fputc('\n', f);
if ((r = unit_serialize(u, f, fds)) < 0) {
- m->n_serializing --;
+ m->n_reloading --;
return r;
}
}
- assert(m->n_serializing > 0);
- m->n_serializing --;
+ assert(m->n_reloading > 0);
+ m->n_reloading --;
if (ferror(f))
return -EIO;
log_debug("Deserializing state...");
- m->n_deserializing ++;
+ m->n_reloading ++;
for (;;) {
char line[LINE_MAX], *l;
goto finish;
}
- assert(m->n_deserializing > 0);
- m->n_deserializing --;
+ assert(m->n_reloading > 0);
+ m->n_reloading --;
return r;
}
if ((r = manager_open_serialization(m, &f)) < 0)
return r;
- m->n_serializing ++;
+ m->n_reloading ++;
if (!(fds = fdset_new())) {
- m->n_serializing --;
+ m->n_reloading --;
r = -ENOMEM;
goto finish;
}
if ((r = manager_serialize(m, f, fds)) < 0) {
- m->n_serializing --;
+ m->n_reloading --;
goto finish;
}
if (fseeko(f, 0, SEEK_SET) < 0) {
- m->n_serializing --;
+ m->n_reloading --;
r = -errno;
goto finish;
}
manager_clear_jobs_and_units(m);
manager_undo_generators(m);
- assert(m->n_serializing > 0);
- m->n_serializing --;
-
/* Find new unit paths */
lookup_paths_free(&m->lookup_paths);
- if ((q = lookup_paths_init(&m->lookup_paths, m->running_as)) < 0)
+ if ((q = lookup_paths_init(&m->lookup_paths, m->running_as, true)) < 0)
r = q;
manager_run_generators(m);
manager_build_unit_path_cache(m);
- m->n_deserializing ++;
-
/* First, enumerate what we can from all config files */
if ((q = manager_enumerate(m)) < 0)
r = q;
if ((q = manager_coldplug(m)) < 0)
r = q;
- assert(m->n_deserializing > 0);
- m->n_deserializing--;
+ assert(m->n_reloading > 0);
+ m->n_reloading--;
finish:
if (f)
return true;
/* Is there a job for the shutdown target? */
- if (((u = manager_get_unit(m, SPECIAL_SHUTDOWN_TARGET))))
+ u = manager_get_unit(m, SPECIAL_SHUTDOWN_TARGET);
+ if (u)
return !!u->meta.job;
return false;
void manager_check_finished(Manager *m) {
char userspace[FORMAT_TIMESPAN_MAX], initrd[FORMAT_TIMESPAN_MAX], kernel[FORMAT_TIMESPAN_MAX], sum[FORMAT_TIMESPAN_MAX];
+ usec_t kernel_usec = 0, initrd_usec = 0, userspace_usec = 0, total_usec = 0;
assert(m);
if (m->running_as == MANAGER_SYSTEM && detect_container(NULL) <= 0) {
+ userspace_usec = m->finish_timestamp.monotonic - m->startup_timestamp.monotonic;
+ total_usec = m->finish_timestamp.monotonic;
+
if (dual_timestamp_is_set(&m->initrd_timestamp)) {
+
+ kernel_usec = m->initrd_timestamp.monotonic;
+ initrd_usec = m->startup_timestamp.monotonic - m->initrd_timestamp.monotonic;
+
log_info("Startup finished in %s (kernel) + %s (initrd) + %s (userspace) = %s.",
- format_timespan(kernel, sizeof(kernel),
- m->initrd_timestamp.monotonic),
- format_timespan(initrd, sizeof(initrd),
- m->startup_timestamp.monotonic - m->initrd_timestamp.monotonic),
- format_timespan(userspace, sizeof(userspace),
- m->finish_timestamp.monotonic - m->startup_timestamp.monotonic),
- format_timespan(sum, sizeof(sum),
- m->finish_timestamp.monotonic));
- } else
+ format_timespan(kernel, sizeof(kernel), kernel_usec),
+ format_timespan(initrd, sizeof(initrd), initrd_usec),
+ format_timespan(userspace, sizeof(userspace), userspace_usec),
+ format_timespan(sum, sizeof(sum), total_usec));
+ } else {
+ kernel_usec = m->startup_timestamp.monotonic;
+ initrd_usec = 0;
+
log_info("Startup finished in %s (kernel) + %s (userspace) = %s.",
- format_timespan(kernel, sizeof(kernel),
- m->startup_timestamp.monotonic),
- format_timespan(userspace, sizeof(userspace),
- m->finish_timestamp.monotonic - m->startup_timestamp.monotonic),
- format_timespan(sum, sizeof(sum),
- m->finish_timestamp.monotonic));
- } else
+ format_timespan(kernel, sizeof(kernel), kernel_usec),
+ format_timespan(userspace, sizeof(userspace), userspace_usec),
+ format_timespan(sum, sizeof(sum), total_usec));
+ }
+ } else {
+ userspace_usec = initrd_usec = kernel_usec = 0;
+ total_usec = m->finish_timestamp.monotonic - m->startup_timestamp.monotonic;
+
log_debug("Startup finished in %s.",
- format_timespan(userspace, sizeof(userspace),
- m->finish_timestamp.monotonic - m->startup_timestamp.monotonic));
+ format_timespan(sum, sizeof(sum), total_usec));
+ }
+
+ bus_broadcast_finished(m, kernel_usec, initrd_usec, userspace_usec, total_usec);
+ sd_notifyf(false,
+ "READY=1\nSTATUS=Startup finished in %s.",
+ format_timespan(sum, sizeof(sum), total_usec));
}
void manager_run_generators(Manager *m) {
DIR *d = NULL;
const char *generator_path;
const char *argv[3];
+ mode_t u;
assert(m);
argv[1] = m->generator_unit_path;
argv[2] = NULL;
+ u = umask(0022);
execute_directory(generator_path, d, (char**) argv);
+ umask(u);
if (rmdir(m->generator_unit_path) >= 0) {
/* Uh? we were able to remove this dir? I guess that
return;
strv_remove(m->lookup_paths.unit_path, m->generator_unit_path);
- rm_rf(m->generator_unit_path, false, true);
+ rm_rf(m->generator_unit_path, false, true, false);
free(m->generator_unit_path);
m->generator_unit_path = NULL;
log_open();
}
+void manager_set_show_status(Manager *m, bool b) {
+ assert(m);
+
+ if (m->running_as != MANAGER_SYSTEM)
+ return;
+
+ m->show_status = b;
+
+ if (b)
+ touch("/run/systemd/show-status");
+ else
+ unlink("/run/systemd/show-status");
+}
+
+bool manager_get_show_status(Manager *m) {
+ assert(m);
+
+ if (m->running_as != MANAGER_SYSTEM)
+ return false;
+
+ if (m->show_status)
+ return true;
+
+ /* If Plymouth is running make sure we show the status, so
+ * that there's something nice to see when people press Esc */
+
+ return plymouth_running();
+}
+
static const char* const manager_running_as_table[_MANAGER_RUNNING_AS_MAX] = {
[MANAGER_SYSTEM] = "system",
[MANAGER_USER] = "user"