#define LINE_MAX 4096
static const char * const rcnd_table[] = {
- "/rc0.d", SPECIAL_RUNLEVEL0_TARGET,
- "/rc1.d", SPECIAL_RUNLEVEL1_TARGET,
- "/rc2.d", SPECIAL_RUNLEVEL2_TARGET,
- "/rc3.d", SPECIAL_RUNLEVEL3_TARGET,
- "/rc4.d", SPECIAL_RUNLEVEL4_TARGET,
- "/rc5.d", SPECIAL_RUNLEVEL5_TARGET,
- "/rc6.d", SPECIAL_RUNLEVEL6_TARGET
+ "/rc0.d", SPECIAL_RUNLEVEL0_TARGET,
+ "/rc1.d", SPECIAL_RUNLEVEL1_TARGET,
+ "/rc2.d", SPECIAL_RUNLEVEL2_TARGET,
+ "/rc3.d", SPECIAL_RUNLEVEL3_TARGET,
+ "/rc4.d", SPECIAL_RUNLEVEL4_TARGET,
+ "/rc5.d", SPECIAL_RUNLEVEL5_TARGET,
+ "/rc6.d", SPECIAL_RUNLEVEL6_TARGET,
+ "/boot.d", SPECIAL_BASIC_TARGET
};
static const UnitActiveState state_translation_table[_SERVICE_STATE_MAX] = {
free(s->sysv_path);
s->sysv_path = NULL;
+ free(s->sysv_runlevels);
+ s->sysv_runlevels = NULL;
+
exec_context_done(&s->exec_context);
- exec_command_free_array(s->exec_command, _SERVICE_EXEC_MAX);
+ exec_command_free_array(s->exec_command, _SERVICE_EXEC_COMMAND_MAX);
s->control_command = NULL;
/* This will leak a process, but at least no memory or any of
if (t->sysv_start_priority < 0)
continue;
- if (s->sysv_has_lsb && t->sysv_has_lsb)
+ /* If both units have modern headers we don't care
+ * about the priorities */
+ if ((!s->sysv_path || s->sysv_has_lsb) &&
+ (!t->sysv_path || t->sysv_has_lsb))
continue;
if (t->sysv_start_priority < s->sysv_start_priority)
return 0;
}
-static int service_load_sysv_path(Service *s, const char *path, UnitLoadState *new_state) {
+static int service_load_sysv_path(Service *s, const char *path) {
FILE *f;
Unit *u;
unsigned line = 0;
assert(s);
assert(path);
- assert(new_state);
u = UNIT(s);
if (startswith(t, "chkconfig:")) {
int start_priority;
+ char runlevels[16], *k;
state = NORMAL;
- if (sscanf(t+10, "%*15s %i %*i",
- &start_priority) != 1) {
+ if (sscanf(t+10, "%15s %i %*i",
+ runlevels,
+ &start_priority) != 2) {
log_warning("[%s:%u] Failed to parse chkconfig line. Ignoring.", path, line);
continue;
}
- if (start_priority < 0 || start_priority > 99) {
+ if (start_priority < 0 || start_priority > 99)
log_warning("[%s:%u] Start priority out of range. Ignoring.", path, line);
- continue;
+ else
+ s->sysv_start_priority = start_priority;
+
+ char_array_0(runlevels);
+ k = delete_chars(runlevels, WHITESPACE "-");
+
+ if (k[0]) {
+ char *d;
+
+ if (!(d = strdup(k))) {
+ r = -ENOMEM;
+ goto finish;
+ }
+
+ free(s->sysv_runlevels);
+ s->sysv_runlevels = d;
}
- s->sysv_start_priority = start_priority;
} else if (startswith(t, "description:")) {
if (r == 0)
continue;
- if (!(r = unit_add_dependency_by_name(u, UNIT_AFTER, m)) < 0) {
- free(m);
- goto finish;
- }
-
- r = unit_add_dependency_by_name(
- u,
- startswith(t, "Required-Start:") ? UNIT_REQUIRES : UNIT_WANTS,
- m);
+ r = unit_add_dependency_by_name(u, UNIT_AFTER, m);
free(m);
if (r < 0)
goto finish;
}
+ } else if (startswith(t, "Default-Start:")) {
+ char *k, *d;
+
+ state = LSB;
+
+ k = delete_chars(t+14, WHITESPACE "-");
+
+ if (k[0] != 0) {
+ if (!(d = strdup(k))) {
+ r = -ENOMEM;
+ goto finish;
+ }
+
+ free(s->sysv_runlevels);
+ s->sysv_runlevels = d;
+ }
} else if (startswith(t, "Description:")) {
char *d;
free(u->meta.description);
u->meta.description = d;
- } else if (startswith(t, "Short-Description:") && !u->meta.description) {
+ } else if (startswith(t, "Short-Description:") &&
+ !u->meta.description) {
char *d;
/* We use the short description only
goto finish;
}
- free(u->meta.description);
u->meta.description = d;
} else if (state == LSB_DESCRIPTION) {
if ((r = sysv_exec_commands(s)) < 0)
goto finish;
- if ((r = unit_add_dependency_by_name(u, UNIT_REQUIRES, SPECIAL_BASIC_SERVICE)) < 0 ||
- (r = unit_add_dependency_by_name(u, UNIT_AFTER, SPECIAL_BASIC_SERVICE)) < 0)
- goto finish;
+ if (!s->sysv_runlevels || chars_intersect("12345", s->sysv_runlevels)) {
+ /* If there a runlevels configured for this service
+ * but none of the standard ones, then we assume this
+ * is some special kind of service (which might be
+ * needed for early boot) and don't create any links
+ * to it. */
+
+ if ((r = unit_add_dependency_by_name(u, UNIT_REQUIRES, SPECIAL_BASIC_TARGET)) < 0 ||
+ (r = unit_add_dependency_by_name(u, UNIT_AFTER, SPECIAL_BASIC_TARGET)) < 0)
+ goto finish;
+ }
- *new_state = UNIT_LOADED;
+ u->meta.load_state = UNIT_LOADED;
r = 0;
finish:
return r;
}
-static int service_load_sysv_name(Service *s, const char *name, UnitLoadState *new_state) {
+static int service_load_sysv_name(Service *s, const char *name) {
char **p;
assert(s);
assert(endswith(path, ".service"));
path[strlen(path)-8] = 0;
- r = service_load_sysv_path(s, path, new_state);
+ r = service_load_sysv_path(s, path);
free(path);
if (r < 0)
return r;
- if (*new_state != UNIT_STUB)
+ if ((UNIT(s)->meta.load_state != UNIT_STUB))
break;
}
return 0;
}
-static int service_load_sysv(Service *s, UnitLoadState *new_state) {
+static int service_load_sysv(Service *s) {
const char *t;
Iterator i;
int r;
assert(s);
- assert(new_state);
/* Load service data from SysV init scripts, preferably with
* LSB headers ... */
return 0;
if ((t = unit_id(UNIT(s))))
- if ((r = service_load_sysv_name(s, t, new_state)) < 0)
+ if ((r = service_load_sysv_name(s, t)) < 0)
return r;
- if (*new_state == UNIT_STUB)
+ if (UNIT(s)->meta.load_state == UNIT_STUB)
SET_FOREACH(t, UNIT(s)->meta.names, i) {
- if ((r == service_load_sysv_name(s, t, new_state)) < 0)
+ if (t == unit_id(UNIT(s)))
+ continue;
+
+ if ((r == service_load_sysv_name(s, t)) < 0)
return r;
- if (*new_state != UNIT_STUB)
+ if (UNIT(s)->meta.load_state != UNIT_STUB)
break;
}
return 0;
}
-static int service_init(Unit *u, UnitLoadState *new_state) {
- int r;
+static void service_init(Unit *u) {
Service *s = SERVICE(u);
- assert(s);
- assert(new_state);
- assert(*new_state == UNIT_STUB);
-
- /* First, reset everything to the defaults, in case this is a
- * reload */
+ assert(u);
+ assert(u->meta.load_state == UNIT_STUB);
s->type = 0;
s->restart = 0;
s->sysv_start_priority = -1;
s->permissions_start_only = false;
s->root_directory_start_only = false;
-
+ s->valid_no_process = false;
+ s->kill_mode = 0;
s->sysv_has_lsb = false;
+ s->main_pid = s->control_pid = 0;
+ s->main_pid_known = false;
+ s->failure = false;
RATELIMIT_INIT(s->ratelimit, 10*USEC_PER_SEC, 5);
+}
+
+static int service_load(Unit *u) {
+ int r;
+ Service *s = SERVICE(u);
+
+ assert(s);
/* Load a .service file */
- if ((r = unit_load_fragment(u, new_state)) < 0)
+ if ((r = unit_load_fragment(u)) < 0)
return r;
/* Load a classic init script as a fallback, if we couldn't find anything */
- if (*new_state == UNIT_STUB)
- if ((r = service_load_sysv(s, new_state)) < 0)
+ if (u->meta.load_state == UNIT_STUB)
+ if ((r = service_load_sysv(s)) < 0)
return r;
/* Still nothing found? Then let's give up */
- if (*new_state == UNIT_STUB)
+ if (u->meta.load_state == UNIT_STUB)
return -ENOENT;
/* We were able to load something, then let's add in the
return r;
/* This is a new unit? Then let's add in some extras */
- if (*new_state == UNIT_LOADED) {
+ if (u->meta.load_state == UNIT_LOADED) {
if ((r = unit_add_exec_dependencies(u, &s->exec_context)) < 0)
return r;
"%sPermissionsStartOnly: %s\n"
"%sRootDirectoryStartOnly: %s\n"
"%sValidNoProcess: %s\n"
+ "%sKillMode: %s\n"
"%sType: %s\n",
prefix, service_state_to_string(s->state),
prefix, yes_no(s->permissions_start_only),
prefix, yes_no(s->root_directory_start_only),
prefix, yes_no(s->valid_no_process),
+ prefix, kill_mode_to_string(s->kill_mode),
prefix, service_type_to_string(s->type));
+ if (s->control_pid > 0)
+ fprintf(f,
+ "%sControl PID: %llu\n",
+ prefix, (unsigned long long) s->control_pid);
+
+ if (s->main_pid > 0)
+ fprintf(f,
+ "%sMain PID: %llu\n",
+ prefix, (unsigned long long) s->main_pid);
+
if (s->pid_file)
fprintf(f,
"%sPIDFile: %s\n",
exec_context_dump(&s->exec_context, f, prefix);
- for (c = 0; c < _SERVICE_EXEC_MAX; c++) {
+ for (c = 0; c < _SERVICE_EXEC_COMMAND_MAX; c++) {
if (!s->exec_command[c])
continue;
"%sSysVStartPriority: %i\n",
prefix, s->sysv_start_priority);
+ if (s->sysv_runlevels)
+ fprintf(f, "%sSysVRunLevels: %s\n",
+ prefix, s->sysv_runlevels);
free(p2);
}
if ((unsigned long) (pid_t) p != p)
return -ERANGE;
- s->main_pid = p;
+ if (kill((pid_t) p, 0) < 0 && errno != EPERM) {
+ log_warning("PID %llu read from file %s does not exist. Your service or init script might be broken.",
+ (unsigned long long) p, s->pid_file);
+ return -ESRCH;
+ }
+
+ if ((r = unit_watch_pid(UNIT(s), (pid_t) p)) < 0)
+ /* FIXME: we need to do something here */
+ return r;
+
+ s->main_pid = (pid_t) p;
s->main_pid_known = true;
return 0;
}
-static int service_notify_sockets(Service *s) {
+static int service_notify_sockets_dead(Service *s) {
Iterator i;
Set *set;
Socket *sock;
state != SERVICE_STOP_SIGKILL &&
state != SERVICE_STOP_POST &&
state != SERVICE_FINAL_SIGTERM &&
- state != SERVICE_FINAL_SIGKILL)
+ state != SERVICE_FINAL_SIGKILL) {
if (s->control_pid > 0) {
unit_unwatch_pid(UNIT(s), s->control_pid);
s->control_pid = 0;
}
- if (state != SERVICE_START_PRE &&
- state != SERVICE_START &&
- state != SERVICE_START_POST &&
- state != SERVICE_RELOAD &&
- state != SERVICE_STOP &&
- state != SERVICE_STOP_POST)
s->control_command = NULL;
+ }
if (state == SERVICE_DEAD ||
state == SERVICE_STOP ||
state == SERVICE_FINAL_SIGKILL ||
state == SERVICE_MAINTAINANCE ||
state == SERVICE_AUTO_RESTART)
- service_notify_sockets(s);
+ service_notify_sockets_dead(s);
- log_debug("%s changed %s → %s", unit_id(UNIT(s)), service_state_to_string(old_state), service_state_to_string(state));
+ if (old_state != state)
+ log_debug("%s changed %s → %s", unit_id(UNIT(s)), service_state_to_string(old_state), service_state_to_string(state));
unit_notify(UNIT(s), state_translation_table[old_state], state_translation_table[state]);
}
sig = (state == SERVICE_STOP_SIGTERM || state == SERVICE_FINAL_SIGTERM) ? SIGTERM : SIGKILL;
- r = 0;
- if (s->main_pid > 0) {
- if (kill(s->main_pid, sig) < 0 && errno != ESRCH)
- r = -errno;
- else
- sent = true;
- }
+ if (s->kill_mode == KILL_CONTROL_GROUP) {
- if (s->control_pid > 0) {
- if (kill(s->control_pid, sig) < 0 && errno != ESRCH)
- r = -errno;
- else
+ if ((r = cgroup_bonding_kill_list(UNIT(s)->meta.cgroup_bondings, sig)) < 0) {
+ if (r != -EAGAIN && r != -ESRCH)
+ goto fail;
+ } else
sent = true;
}
- if (r < 0)
- goto fail;
+ if (!sent) {
+ r = 0;
+ if (s->main_pid > 0) {
+ if (kill(s->kill_mode == KILL_PROCESS ? s->main_pid : -s->main_pid, sig) < 0 && errno != ESRCH)
+ r = -errno;
+ else
+ sent = true;
+ }
+
+ if (s->control_pid > 0) {
+ if (kill(s->kill_mode == KILL_PROCESS ? s->control_pid : -s->control_pid, sig) < 0 && errno != ESRCH)
+ r = -errno;
+ else
+ sent = true;
+ }
+
+ if (r < 0)
+ goto fail;
+ }
}
service_set_state(s, state);
assert(s);
+ /* Cannot do this now */
if (s->state == SERVICE_START_PRE ||
s->state == SERVICE_START ||
s->state == SERVICE_START_POST ||
s->state == SERVICE_RELOAD)
return -EAGAIN;
+ /* Already on it */
+ if (s->state == SERVICE_STOP ||
+ s->state == SERVICE_STOP_SIGTERM ||
+ s->state == SERVICE_STOP_SIGKILL ||
+ s->state == SERVICE_STOP_POST ||
+ s->state == SERVICE_FINAL_SIGTERM ||
+ s->state == SERVICE_FINAL_SIGKILL)
+ return 0;
+
if (s->state == SERVICE_AUTO_RESTART) {
service_set_state(s, SERVICE_DEAD);
return 0;
s->exec_command[SERVICE_EXEC_START]->exec_status = s->main_exec_status;
}
- log_debug("%s: main process exited, code=%s status=%i", unit_id(u), sigchld_code_to_string(code), status);
+ log_debug("%s: main process exited, code=%s, status=%i", unit_id(u), sigchld_code_to_string(code), status);
/* The service exited, so the service is officially
* gone. */
DEFINE_STRING_TABLE_LOOKUP(service_type, ServiceType);
-static const char* const service_exec_command_table[_SERVICE_EXEC_MAX] = {
+static const char* const service_exec_command_table[_SERVICE_EXEC_COMMAND_MAX] = {
[SERVICE_EXEC_START_PRE] = "ExecStartPre",
[SERVICE_EXEC_START] = "ExecStart",
[SERVICE_EXEC_START_POST] = "ExecStartPost",
.suffix = ".service",
.init = service_init,
+ .load = service_load,
.done = service_done,
.dump = service_dump,