chiark / gitweb /
service: kill processes with SIGKILL on watchdog failure
[elogind.git] / src / core / service.c
index f540752b61f6d044d594514fe3a8138cf2dc3825..e110a41daebbdcbcd01e8550ec98a4dca750dd3c 100644 (file)
 #include "log.h"
 #include "strv.h"
 #include "unit-name.h"
+#include "unit-printf.h"
 #include "dbus-service.h"
 #include "special.h"
-#include "bus-errors.h"
+#include "dbus-common.h"
 #include "exit-status.h"
 #include "def.h"
 #include "path-util.h"
 #include "util.h"
 #include "utf8.h"
+#include "env-util.h"
+#include "fileio.h"
 
 #ifdef HAVE_SYSV_COMPAT
 
@@ -48,8 +51,7 @@
 
 typedef enum RunlevelType {
         RUNLEVEL_UP,
-        RUNLEVEL_DOWN,
-        RUNLEVEL_SYSINIT
+        RUNLEVEL_DOWN
 } RunlevelType;
 
 static const struct {
@@ -64,16 +66,6 @@ static const struct {
         { "rc4.d",  SPECIAL_RUNLEVEL4_TARGET, RUNLEVEL_UP },
         { "rc5.d",  SPECIAL_RUNLEVEL5_TARGET, RUNLEVEL_UP },
 
-#ifdef TARGET_SUSE
-        /* SUSE style boot.d */
-        { "boot.d", SPECIAL_SYSINIT_TARGET,   RUNLEVEL_SYSINIT },
-#endif
-
-#if defined(TARGET_DEBIAN) || defined(TARGET_UBUNTU) || defined(TARGET_ANGSTROM)
-        /* Debian style rcS.d */
-        { "rcS.d",  SPECIAL_SYSINIT_TARGET,   RUNLEVEL_SYSINIT },
-#endif
-
         /* Standard SysV runlevels for shutdown */
         { "rc0.d",  SPECIAL_POWEROFF_TARGET,  RUNLEVEL_DOWN },
         { "rc6.d",  SPECIAL_REBOOT_TARGET,    RUNLEVEL_DOWN }
@@ -82,12 +74,10 @@ static const struct {
            directories in this order, and we want to make sure that
            sysv_start_priority is known when we first load the
            unit. And that value we only know from S links. Hence
-           UP/SYSINIT must be read before DOWN */
+           UP must be read before DOWN */
 };
 
 #define RUNLEVELS_UP "12345"
-/* #define RUNLEVELS_DOWN "06" */
-#define RUNLEVELS_BOOT "bBsS"
 #endif
 
 static const UnitActiveState state_translation_table[_SERVICE_STATE_MAX] = {
@@ -139,9 +129,9 @@ static void service_init(Unit *u) {
         s->restart_usec = DEFAULT_RESTART_USEC;
         s->type = _SERVICE_TYPE_INVALID;
 
-        s->watchdog_watch.type = WATCH_INVALID;
+        watch_init(&s->watchdog_watch);
+        watch_init(&s->timer_watch);
 
-        s->timer_watch.type = WATCH_INVALID;
 #ifdef HAVE_SYSV_COMPAT
         s->sysv_start_priority = -1;
         s->sysv_start_priority_from_rcnd = -1;
@@ -181,7 +171,8 @@ static void service_unwatch_pid_file(Service *s) {
         if (!s->pid_file_pathspec)
                 return;
 
-        log_debug("Stopping watch for %s's PID file %s", UNIT(s)->id, s->pid_file_pathspec->path);
+        log_debug_unit(UNIT(s)->id, "Stopping watch for %s's PID file %s",
+                       UNIT(s)->id, s->pid_file_pathspec->path);
         path_spec_unwatch(s->pid_file_pathspec, UNIT(s));
         path_spec_done(s->pid_file_pathspec);
         free(s->pid_file_pathspec);
@@ -203,8 +194,9 @@ static int service_set_main_pid(Service *s, pid_t pid) {
         s->main_pid_known = true;
 
         if (get_parent_of_pid(pid, &ppid) >= 0 && ppid != getpid()) {
-                log_warning("%s: Supervising process %lu which is not our child. We'll most likely not notice when it exits.",
-                            UNIT(s)->id, (unsigned long) pid);
+                log_warning_unit(UNIT(s)->id,
+                                 "%s: Supervising process %lu which is not our child. We'll most likely not notice when it exits.",
+                                 UNIT(s)->id, (unsigned long) pid);
 
                 s->main_pid_alien = true;
         } else
@@ -243,7 +235,7 @@ static void service_stop_watchdog(Service *s) {
         s->watchdog_timestamp.monotonic = 0;
 }
 
-static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart);
+static void service_enter_signal(Service *s, ServiceState state, ServiceResult f);
 
 static void service_handle_watchdog(Service *s) {
         usec_t offset;
@@ -256,14 +248,16 @@ static void service_handle_watchdog(Service *s) {
 
         offset = now(CLOCK_MONOTONIC) - s->watchdog_timestamp.monotonic;
         if (offset >= s->watchdog_usec) {
-                log_error("%s watchdog timeout!", UNIT(s)->id);
-                service_enter_dead(s, SERVICE_FAILURE_WATCHDOG, true);
+                log_error_unit(UNIT(s)->id, "%s watchdog timeout!", UNIT(s)->id);
+                service_enter_signal(s, SERVICE_FINAL_SIGKILL, SERVICE_FAILURE_WATCHDOG);
                 return;
         }
 
-        r = unit_watch_timer(UNIT(s), s->watchdog_usec - offset, &s->watchdog_watch);
+        r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->watchdog_usec - offset, &s->watchdog_watch);
         if (r < 0)
-                log_warning("%s failed to install watchdog timer: %s", UNIT(s)->id, strerror(-r));
+                log_warning_unit(UNIT(s)->id,
+                                 "%s failed to install watchdog timer: %s",
+                                 UNIT(s)->id, strerror(-r));
 }
 
 static void service_reset_watchdog(Service *s) {
@@ -289,7 +283,7 @@ static void service_done(Unit *u) {
         free(s->status_text);
         s->status_text = NULL;
 
-        exec_context_done(&s->exec_context);
+        exec_context_done(&s->exec_context, manager_is_reloading_or_reexecuting(u->manager));
         exec_command_free_array(s->exec_command, _SERVICE_EXEC_COMMAND_MAX);
         s->control_command = NULL;
         s->main_command = NULL;
@@ -330,26 +324,15 @@ static void service_done(Unit *u) {
 static char *sysv_translate_name(const char *name) {
         char *r;
 
-        if (!(r = new(char, strlen(name) + sizeof(".service"))))
+        r = new(char, strlen(name) + sizeof(".service"));
+        if (!r)
                 return NULL;
 
-#if defined(TARGET_DEBIAN) || defined(TARGET_UBUNTU) || defined(TARGET_ANGSTROM)
         if (endswith(name, ".sh"))
-                /* Drop Debian-style .sh suffix */
+                /* Drop .sh suffix */
                 strcpy(stpcpy(r, name) - 3, ".service");
-#endif
-#ifdef TARGET_SUSE
-        if (startswith(name, "boot."))
-                /* Drop SuSE-style boot. prefix */
-                strcpy(stpcpy(r, name + 5), ".service");
-#endif
-#ifdef TARGET_FRUGALWARE
-        if (startswith(name, "rc."))
-                /* Drop Frugalware-style rc. prefix */
-                strcpy(stpcpy(r, name + 3), ".service");
-#endif
         else
-                /* Normal init scripts */
+                /* Normal init script name */
                 strcpy(stpcpy(r, name), ".service");
 
         return r;
@@ -365,39 +348,13 @@ static int sysv_translate_facility(const char *name, const char *filename, char
 
         static const char * const table[] = {
                 /* LSB defined facilities */
-                "local_fs",             SPECIAL_LOCAL_FS_TARGET,
-#if defined(TARGET_MANDRIVA) || defined(TARGET_MAGEIA)
-#else
-                /* Due to unfortunate name selection in Mandriva,
-                 * $network is provided by network-up which is ordered
-                 * after network which actually starts interfaces.
-                 * To break the loop, just ignore it */
+                "local_fs",             NULL,
                 "network",              SPECIAL_NETWORK_TARGET,
-#endif
                 "named",                SPECIAL_NSS_LOOKUP_TARGET,
                 "portmap",              SPECIAL_RPCBIND_TARGET,
                 "remote_fs",            SPECIAL_REMOTE_FS_TARGET,
-                "syslog",               SPECIAL_SYSLOG_TARGET,
+                "syslog",               NULL,
                 "time",                 SPECIAL_TIME_SYNC_TARGET,
-
-                /* common extensions */
-                "mail-transfer-agent",  SPECIAL_MAIL_TRANSFER_AGENT_TARGET,
-                "x-display-manager",    SPECIAL_DISPLAY_MANAGER_SERVICE,
-                "null",                 NULL,
-
-#if defined(TARGET_DEBIAN) || defined(TARGET_UBUNTU) || defined(TARGET_ANGSTROM)
-                "mail-transport-agent", SPECIAL_MAIL_TRANSFER_AGENT_TARGET,
-#endif
-
-#ifdef TARGET_FEDORA
-                "MTA",                  SPECIAL_MAIL_TRANSFER_AGENT_TARGET,
-                "smtpdaemon",           SPECIAL_MAIL_TRANSFER_AGENT_TARGET,
-                "httpd",                SPECIAL_HTTP_DAEMON_TARGET,
-#endif
-
-#ifdef TARGET_SUSE
-                "smtp",                 SPECIAL_MAIL_TRANSFER_AGENT_TARGET,
-#endif
         };
 
         unsigned i;
@@ -417,8 +374,9 @@ static int sysv_translate_facility(const char *name, const char *filename, char
                 if (!table[i+1])
                         return 0;
 
-                if (!(r = strdup(table[i+1])))
-                        return -ENOMEM;
+                r = strdup(table[i+1]);
+                if (!r)
+                        return log_oom();
 
                 goto finish;
         }
@@ -525,7 +483,7 @@ static ExecCommand *exec_command_new(const char *path, const char *arg1) {
         return c;
 }
 
-static int sysv_exec_commands(Service *s) {
+static int sysv_exec_commands(Service *s, const bool supports_reload) {
         ExecCommand *c;
 
         assert(s);
@@ -542,14 +500,25 @@ static int sysv_exec_commands(Service *s) {
                 return -ENOMEM;
         exec_command_append_list(s->exec_command+SERVICE_EXEC_STOP, c);
 
-        c = exec_command_new(UNIT(s)->source_path, "reload");
-        if (!c)
-                return -ENOMEM;
-        exec_command_append_list(s->exec_command+SERVICE_EXEC_RELOAD, c);
+        if (supports_reload) {
+                c = exec_command_new(UNIT(s)->source_path, "reload");
+                if (!c)
+                        return -ENOMEM;
+                exec_command_append_list(s->exec_command+SERVICE_EXEC_RELOAD, c);
+        }
 
         return 0;
 }
 
+static bool usage_contains_reload(const char *line) {
+        return (strcasestr(line, "{reload|") ||
+                strcasestr(line, "{reload}") ||
+                strcasestr(line, "{reload\"") ||
+                strcasestr(line, "|reload|") ||
+                strcasestr(line, "|reload}") ||
+                strcasestr(line, "|reload\""));
+}
+
 static int service_load_sysv_path(Service *s, const char *path) {
         FILE *f;
         Unit *u;
@@ -559,10 +528,12 @@ static int service_load_sysv_path(Service *s, const char *path) {
                 NORMAL,
                 DESCRIPTION,
                 LSB,
-                LSB_DESCRIPTION
+                LSB_DESCRIPTION,
+                USAGE_CONTINUATION
         } state = NORMAL;
         char *short_description = NULL, *long_description = NULL, *chkconfig_description = NULL, *description;
         struct stat st;
+        bool supports_reload = false;
 
         assert(s);
         assert(path);
@@ -604,15 +575,32 @@ static int service_load_sysv_path(Service *s, const char *path) {
                                 break;
 
                         r = -errno;
-                        log_error("Failed to read configuration file '%s': %s", path, strerror(-r));
+                        log_error_unit(u->id,
+                                       "Failed to read configuration file '%s': %s",
+                                       path, strerror(-r));
                         goto finish;
                 }
 
                 line++;
 
                 t = strstrip(l);
-                if (*t != '#')
+                if (*t != '#') {
+                        /* Try to figure out whether this init script supports
+                         * the reload operation. This heuristic looks for
+                         * "Usage" lines which include the reload option. */
+                        if ( state == USAGE_CONTINUATION ||
+                            (state == NORMAL && strcasestr(t, "usage"))) {
+                                if (usage_contains_reload(t)) {
+                                        supports_reload = true;
+                                        state = NORMAL;
+                                } else if (t[strlen(t)-1] == '\\')
+                                        state = USAGE_CONTINUATION;
+                                else
+                                        state = NORMAL;
+                        }
+
                         continue;
+                }
 
                 if (state == NORMAL && streq(t, "### BEGIN INIT INFO")) {
                         state = LSB;
@@ -642,7 +630,9 @@ static int service_load_sysv_path(Service *s, const char *path) {
                                            runlevels,
                                            &start_priority) != 2) {
 
-                                        log_warning("[%s:%u] Failed to parse chkconfig line. Ignoring.", path, line);
+                                        log_warning_unit(u->id,
+                                                         "[%s:%u] Failed to parse chkconfig line. Ignoring.",
+                                                         path, line);
                                         continue;
                                 }
 
@@ -650,7 +640,9 @@ static int service_load_sysv_path(Service *s, const char *path) {
                                  * symlink farms is preferred over the
                                  * data from the LSB header. */
                                 if (start_priority < 0 || start_priority > 99)
-                                        log_warning("[%s:%u] Start priority out of range. Ignoring.", path, line);
+                                        log_warning_unit(u->id,
+                                                         "[%s:%u] Start priority out of range. Ignoring.",
+                                                         path, line);
                                 else
                                         s->sysv_start_priority = start_priority;
 
@@ -699,7 +691,9 @@ static int service_load_sysv_path(Service *s, const char *path) {
 
                                 fn = strstrip(t+8);
                                 if (!path_is_absolute(fn)) {
-                                        log_warning("[%s:%u] PID file not absolute. Ignoring.", path, line);
+                                        log_warning_unit(u->id,
+                                                         "[%s:%u] PID file not absolute. Ignoring.",
+                                                         path, line);
                                         continue;
                                 }
 
@@ -768,7 +762,7 @@ static int service_load_sysv_path(Service *s, const char *path) {
                                                 continue;
 
                                         if (unit_name_to_type(m) == UNIT_SERVICE)
-                                                r = unit_add_name(u, m);
+                                                r = unit_merge_by_name(u, m);
                                         else
                                                 /* NB: SysV targets
                                                  * which are provided
@@ -786,7 +780,9 @@ static int service_load_sysv_path(Service *s, const char *path) {
                                                 r = unit_add_two_dependencies_by_name(u, UNIT_BEFORE, UNIT_WANTS, m, NULL, true);
 
                                         if (r < 0)
-                                                log_error("[%s:%u] Failed to add LSB Provides name %s, ignoring: %s", path, line, m, strerror(-r));
+                                                log_error_unit(u->id,
+                                                               "[%s:%u] Failed to add LSB Provides name %s, ignoring: %s",
+                                                               path, line, m, strerror(-r));
 
                                         free(m);
                                 }
@@ -809,9 +805,10 @@ static int service_load_sysv_path(Service *s, const char *path) {
                                         }
 
                                         r = sysv_translate_facility(n, path_get_file_name(path), &m);
-
                                         if (r < 0) {
-                                                log_error("[%s:%u] Failed to translate LSB dependency %s, ignoring: %s", path, line, n, strerror(-r));
+                                                log_error_unit(u->id,
+                                                               "[%s:%u] Failed to translate LSB dependency %s, ignoring: %s",
+                                                               path, line, n, strerror(-r));
                                                 free(n);
                                                 continue;
                                         }
@@ -824,7 +821,8 @@ static int service_load_sysv_path(Service *s, const char *path) {
                                         r = unit_add_dependency_by_name(u, startswith_no_case(t, "X-Start-Before:") ? UNIT_BEFORE : UNIT_AFTER, m, NULL, true);
 
                                         if (r < 0)
-                                                log_error("[%s:%u] Failed to add dependency on %s, ignoring: %s", path, line, m, strerror(-r));
+                                                log_error_unit(u->id, "[%s:%u] Failed to add dependency on %s, ignoring: %s",
+                                                               path, line, m, strerror(-r));
 
                                         free(m);
                                 }
@@ -905,15 +903,8 @@ static int service_load_sysv_path(Service *s, const char *path) {
                 }
         }
 
-        if ((r = sysv_exec_commands(s)) < 0)
+        if ((r = sysv_exec_commands(s, supports_reload)) < 0)
                 goto finish;
-        if (s->sysv_runlevels &&
-            chars_intersect(RUNLEVELS_BOOT, s->sysv_runlevels) &&
-            chars_intersect(RUNLEVELS_UP, s->sysv_runlevels)) {
-                /* Service has both boot and "up" runlevels
-                   configured.  Kill the "up" ones. */
-                delete_chars(s->sysv_runlevels, RUNLEVELS_UP);
-        }
 
         if (s->sysv_runlevels && !chars_intersect(RUNLEVELS_UP, s->sysv_runlevels)) {
                 /* If there a runlevels configured for this service
@@ -932,7 +923,6 @@ static int service_load_sysv_path(Service *s, const char *path) {
                 s->timeout_stop_usec = DEFAULT_SYSV_TIMEOUT_USEC;
         }
 
-
         /* Special setting for all SysV services */
         s->type = SERVICE_FORKING;
         s->remain_after_exit = !s->pid_file;
@@ -991,22 +981,9 @@ static int service_load_sysv_name(Service *s, const char *name) {
         assert(s);
         assert(name);
 
-        /* For SysV services we strip the boot.*, rc.* and *.sh
-         * prefixes/suffixes. */
-#if defined(TARGET_DEBIAN) || defined(TARGET_UBUNTU) || defined(TARGET_ANGSTROM)
+       /* For SysV services we strip the *.sh suffixes. */
         if (endswith(name, ".sh.service"))
                 return -ENOENT;
-#endif
-
-#ifdef TARGET_SUSE
-        if (startswith(name, "boot."))
-                return -ENOENT;
-#endif
-
-#ifdef TARGET_FRUGALWARE
-        if (startswith(name, "rc."))
-                return -ENOENT;
-#endif
 
         STRV_FOREACH(p, UNIT(s)->manager->lookup_paths.sysvinit_path) {
                 char *path;
@@ -1021,49 +998,17 @@ static int service_load_sysv_name(Service *s, const char *name) {
 
                 r = service_load_sysv_path(s, path);
 
-#if defined(TARGET_DEBIAN) || defined(TARGET_UBUNTU) || defined(TARGET_ANGSTROM)
                 if (r >= 0 && UNIT(s)->load_state == UNIT_STUB) {
-                        /* Try Debian style *.sh source'able init scripts */
+                        /* Try *.sh source'able init scripts */
                         strcat(path, ".sh");
                         r = service_load_sysv_path(s, path);
                 }
-#endif
                 free(path);
 
-#ifdef TARGET_SUSE
-                if (r >= 0 && UNIT(s)->load_state == UNIT_STUB) {
-                        /* Try SUSE style boot.* init scripts */
-
-                        path = strjoin(*p, "/boot.", name, NULL);
-                        if (!path)
-                                return -ENOMEM;
-
-                        /* Drop .service suffix */
-                        path[strlen(path)-8] = 0;
-                        r = service_load_sysv_path(s, path);
-                        free(path);
-                }
-#endif
-
-#ifdef TARGET_FRUGALWARE
-                if (r >= 0 && UNIT(s)->load_state == UNIT_STUB) {
-                        /* Try Frugalware style rc.* init scripts */
-
-                        path = strjoin(*p, "/rc.", name, NULL);
-                        if (!path)
-                                return -ENOMEM;
-
-                        /* Drop .service suffix */
-                        path[strlen(path)-8] = 0;
-                        r = service_load_sysv_path(s, path);
-                        free(path);
-                }
-#endif
-
                 if (r < 0)
                         return r;
 
-                if ((UNIT(s)->load_state != UNIT_STUB))
+                if (UNIT(s)->load_state != UNIT_STUB)
                         break;
         }
 
@@ -1137,7 +1082,8 @@ static int fsck_fix_order(Service *s) {
                 else
                         continue;
 
-                if ((r = unit_add_dependency(UNIT(s), d, UNIT(t), true)) < 0)
+                r = unit_add_dependency(UNIT(s), d, UNIT(t), true);
+                if (r < 0)
                         return r;
         }
 
@@ -1151,32 +1097,31 @@ static int service_verify(Service *s) {
                 return 0;
 
         if (!s->exec_command[SERVICE_EXEC_START]) {
-                log_error("%s lacks ExecStart setting. Refusing.", UNIT(s)->id);
+                log_error_unit(UNIT(s)->id,
+                               "%s lacks ExecStart setting. Refusing.", UNIT(s)->id);
                 return -EINVAL;
         }
 
         if (s->type != SERVICE_ONESHOT &&
             s->exec_command[SERVICE_EXEC_START]->command_next) {
-                log_error("%s has more than one ExecStart setting, which is only allowed for Type=oneshot services. Refusing.", UNIT(s)->id);
-                return -EINVAL;
-        }
-
-        if (s->type == SERVICE_ONESHOT &&
-            s->exec_command[SERVICE_EXEC_RELOAD]) {
-                log_error("%s has an ExecReload setting, which is not allowed for Type=oneshot services. Refusing.", UNIT(s)->id);
+                log_error_unit(UNIT(s)->id,
+                               "%s has more than one ExecStart setting, which is only allowed for Type=oneshot services. Refusing.", UNIT(s)->id);
                 return -EINVAL;
         }
 
         if (s->type == SERVICE_DBUS && !s->bus_name) {
-                log_error("%s is of type D-Bus but no D-Bus service name has been specified. Refusing.", UNIT(s)->id);
+                log_error_unit(UNIT(s)->id,
+                               "%s is of type D-Bus but no D-Bus service name has been specified. Refusing.", UNIT(s)->id);
                 return -EINVAL;
         }
 
         if (s->bus_name && s->type != SERVICE_DBUS)
-                log_warning("%s has a D-Bus service name specified, but is not of type dbus. Ignoring.", UNIT(s)->id);
+                log_warning_unit(UNIT(s)->id,
+                                 "%s has a D-Bus service name specified, but is not of type dbus. Ignoring.", UNIT(s)->id);
 
         if (s->exec_context.pam_name && s->kill_context.kill_mode != KILL_CONTROL_GROUP) {
-                log_error("%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(s)->id);
+                log_error_unit(UNIT(s)->id,
+                               "%s has PAM enabled. Kill mode must be set to 'control-group'. Refusing.", UNIT(s)->id);
                 return -EINVAL;
         }
 
@@ -1192,19 +1137,33 @@ static int service_add_default_dependencies(Service *s) {
          * majority of services. */
 
         /* First, pull in base system */
-        if (UNIT(s)->manager->running_as == MANAGER_SYSTEM) {
+        if (UNIT(s)->manager->running_as == SYSTEMD_SYSTEM) {
+                r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_AFTER, UNIT_REQUIRES,
+                                                      SPECIAL_BASIC_TARGET, NULL, true);
+                if (r < 0)
+                        return r;
 
-                if ((r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_AFTER, UNIT_REQUIRES, SPECIAL_BASIC_TARGET, NULL, true)) < 0)
+        } else if (UNIT(s)->manager->running_as == SYSTEMD_USER) {
+                r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_AFTER, UNIT_REQUIRES,
+                                                      SPECIAL_SOCKETS_TARGET, NULL, true);
+                if (r < 0)
                         return r;
 
-        } else if (UNIT(s)->manager->running_as == MANAGER_USER) {
+                r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_AFTER, UNIT_REQUIRES,
+                                                      SPECIAL_TIMERS_TARGET, NULL, true);
+                if (r < 0)
+                        return r;
 
-                if ((r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_AFTER, UNIT_REQUIRES, SPECIAL_SOCKETS_TARGET, NULL, true)) < 0)
+                r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_AFTER, UNIT_REQUIRES,
+                                                      SPECIAL_PATHS_TARGET, NULL, true);
+                if (r < 0)
                         return r;
         }
 
         /* Second, activate normal shutdown */
-        return unit_add_two_dependencies_by_name(UNIT(s), UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_SHUTDOWN_TARGET, NULL, true);
+        r = unit_add_two_dependencies_by_name(UNIT(s), UNIT_BEFORE, UNIT_CONFLICTS,
+                                              SPECIAL_SHUTDOWN_TARGET, NULL, true);
+        return r;
 }
 
 static void service_fix_output(Service *s) {
@@ -1262,18 +1221,22 @@ static int service_load(Unit *u) {
 
                 service_fix_output(s);
 
-                if ((r = unit_add_exec_dependencies(u, &s->exec_context)) < 0)
+                r = unit_add_exec_dependencies(u, &s->exec_context);
+                if (r < 0)
                         return r;
 
-                if ((r = unit_add_default_cgroups(u)) < 0)
+                r = unit_add_default_cgroups(u);
+                if (r < 0)
                         return r;
 
 #ifdef HAVE_SYSV_COMPAT
-                if ((r = sysv_fix_order(s)) < 0)
+                r = sysv_fix_order(s);
+                if (r < 0)
                         return r;
 #endif
 
-                if ((r = fsck_fix_order(s)) < 0)
+                r = fsck_fix_order(s);
+                if (r < 0)
                         return r;
 
                 if (s->bus_name)
@@ -1286,13 +1249,18 @@ static int service_load(Unit *u) {
                 if (s->watchdog_usec > 0 && s->notify_access == NOTIFY_NONE)
                         s->notify_access = NOTIFY_MAIN;
 
-                if (s->type == SERVICE_DBUS || s->bus_name)
-                        if ((r = unit_add_two_dependencies_by_name(u, UNIT_AFTER, UNIT_REQUIRES, SPECIAL_DBUS_SOCKET, NULL, true)) < 0)
+                if (s->type == SERVICE_DBUS || s->bus_name) {
+                        r = unit_add_two_dependencies_by_name(u, UNIT_AFTER, UNIT_REQUIRES,
+                                                              SPECIAL_DBUS_SOCKET, NULL, true);
+                        if (r < 0)
                                 return r;
+                }
 
-                if (UNIT(s)->default_dependencies)
-                        if ((r = service_add_default_dependencies(s)) < 0)
+                if (UNIT(s)->default_dependencies) {
+                        r = service_add_default_dependencies(s);
+                        if (r < 0)
                                 return r;
+                }
 
                 r = unit_exec_context_defaults(u, &s->exec_context);
                 if (r < 0)
@@ -1307,7 +1275,7 @@ static void service_dump(Unit *u, FILE *f, const char *prefix) {
         ServiceExecCommand c;
         Service *s = SERVICE(u);
         const char *prefix2;
-        char *p2;
+        _cleanup_free_ char *p2 = NULL;
 
         assert(s);
 
@@ -1402,12 +1370,10 @@ static void service_dump(Unit *u, FILE *f, const char *prefix) {
         if (s->status_text)
                 fprintf(f, "%sStatus Text: %s\n",
                         prefix, s->status_text);
-
-        free(p2);
 }
 
 static int service_load_pid_file(Service *s, bool may_warn) {
-        char *k;
+        _cleanup_free_ char *k = NULL;
         int r;
         pid_t pid;
 
@@ -1416,23 +1382,29 @@ static int service_load_pid_file(Service *s, bool may_warn) {
         if (!s->pid_file)
                 return -ENOENT;
 
-        if ((r = read_one_line_file(s->pid_file, &k)) < 0) {
+        r = read_one_line_file(s->pid_file, &k);
+        if (r < 0) {
                 if (may_warn)
-                        log_info("PID file %s not readable (yet?) after %s.",
-                                 s->pid_file, service_state_to_string(s->state));
+                        log_info_unit(UNIT(s)->id,
+                                      "PID file %s not readable (yet?) after %s.",
+                                      s->pid_file, service_state_to_string(s->state));
                 return r;
         }
 
         r = parse_pid(k, &pid);
-        free(k);
-
-        if (r < 0)
+        if (r < 0) {
+                if (may_warn)
+                        log_info_unit(UNIT(s)->id,
+                                      "Failed to read PID from file %s: %s",
+                                      s->pid_file, strerror(-r));
                 return r;
+        }
 
         if (kill(pid, 0) < 0 && errno != EPERM) {
                 if (may_warn)
-                        log_info("PID %lu read from file %s does not exist.",
-                                 (unsigned long) pid, s->pid_file);
+                        log_info_unit(UNIT(s)->id,
+                                      "PID %lu read from file %s does not exist.",
+                                      (unsigned long) pid, s->pid_file);
                 return -ESRCH;
         }
 
@@ -1440,19 +1412,27 @@ static int service_load_pid_file(Service *s, bool may_warn) {
                 if (pid == s->main_pid)
                         return 0;
 
-                log_debug("Main PID changing: %lu -> %lu",
-                          (unsigned long) s->main_pid, (unsigned long) pid);
+                log_debug_unit(UNIT(s)->id,
+                               "Main PID changing: %lu -> %lu",
+                               (unsigned long) s->main_pid, (unsigned long) pid);
                 service_unwatch_main_pid(s);
                 s->main_pid_known = false;
         } else
-                log_debug("Main PID loaded: %lu", (unsigned long) pid);
+                log_debug_unit(UNIT(s)->id,
+                               "Main PID loaded: %lu", (unsigned long) pid);
 
-        if ((r = service_set_main_pid(s, pid)) < 0)
+        r = service_set_main_pid(s, pid);
+        if (r < 0)
                 return r;
 
-        if ((r = unit_watch_pid(UNIT(s), pid)) < 0)
+        r = unit_watch_pid(UNIT(s), pid);
+        if (r < 0) {
                 /* FIXME: we need to do something here */
+                log_warning_unit(UNIT(s)->id,
+                                 "Failed to watch PID %lu from service %s",
+                                 (unsigned long) pid, UNIT(s)->id);
                 return r;
+        }
 
         return 0;
 }
@@ -1473,15 +1453,22 @@ static int service_search_main_pid(Service *s) {
 
         assert(s->main_pid <= 0);
 
-        if ((pid = cgroup_bonding_search_main_pid_list(UNIT(s)->cgroup_bondings)) <= 0)
+        pid = cgroup_bonding_search_main_pid_list(UNIT(s)->cgroup_bondings);
+        if (pid <= 0)
                 return -ENOENT;
 
-        log_debug("Main PID guessed: %lu", (unsigned long) pid);
-        if ((r = service_set_main_pid(s, pid)) < 0)
+        log_debug_unit(UNIT(s)->id,
+                       "Main PID guessed: %lu", (unsigned long) pid);
+        r = service_set_main_pid(s, pid);
+        if (r < 0)
                 return r;
 
-        if ((r = unit_watch_pid(UNIT(s), pid)) < 0)
+        r = unit_watch_pid(UNIT(s), pid);
+        if (r < 0)
                 /* FIXME: we need to do something here */
+                log_warning_unit(UNIT(s)->id,
+                                 "Failed to watch PID %lu from service %s",
+                                 (unsigned long) pid, UNIT(s)->id);
                 return r;
 
         return 0;
@@ -1556,6 +1543,9 @@ static void service_set_state(Service *s, ServiceState state) {
                 s->control_command_id = _SERVICE_EXEC_COMMAND_INVALID;
         }
 
+        if (state == SERVICE_FAILED)
+                service_notify_sockets_dead(s, s->result == SERVICE_FAILURE_START_LIMIT);
+
         if (state == SERVICE_DEAD ||
             state == SERVICE_STOP ||
             state == SERVICE_STOP_SIGTERM ||
@@ -1563,7 +1553,6 @@ static void service_set_state(Service *s, ServiceState state) {
             state == SERVICE_STOP_POST ||
             state == SERVICE_FINAL_SIGTERM ||
             state == SERVICE_FINAL_SIGKILL ||
-            state == SERVICE_FAILED ||
             state == SERVICE_AUTO_RESTART)
                 service_notify_sockets_dead(s, false);
 
@@ -1583,7 +1572,7 @@ static void service_set_state(Service *s, ServiceState state) {
                 service_connection_unref(s);
         }
 
-        if (state == SERVICE_STOP)
+        if (state == SERVICE_STOP || state == SERVICE_STOP_SIGTERM)
                 service_stop_watchdog(s);
 
         /* For the inactive states unit_notify() will trim the cgroup,
@@ -1592,7 +1581,10 @@ static void service_set_state(Service *s, ServiceState state) {
                 cgroup_bonding_trim_list(UNIT(s)->cgroup_bondings, true);
 
         if (old_state != state)
-                log_debug("%s changed %s -> %s", UNIT(s)->id, service_state_to_string(old_state), service_state_to_string(state));
+                log_debug_unit(UNIT(s)->id,
+                               "%s changed %s -> %s", UNIT(s)->id,
+                               service_state_to_string(old_state),
+                               service_state_to_string(state));
 
         unit_notify(UNIT(s), table[old_state], table[state], s->reload_result == SERVICE_SUCCESS);
         s->reload_result = SERVICE_SUCCESS;
@@ -1623,7 +1615,8 @@ static int service_coldplug(Unit *u) {
 
                                 k = s->deserialized_state == SERVICE_AUTO_RESTART ? s->restart_usec : s->timeout_start_usec;
 
-                                if ((r = unit_watch_timer(UNIT(s), k, &s->timer_watch)) < 0)
+                                r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, k, &s->timer_watch);
+                                if (r < 0)
                                         return r;
                         }
                 }
@@ -1639,9 +1632,11 @@ static int service_coldplug(Unit *u) {
                     s->deserialized_state == SERVICE_STOP ||
                     s->deserialized_state == SERVICE_STOP_SIGTERM ||
                     s->deserialized_state == SERVICE_STOP_SIGKILL)
-                        if (s->main_pid > 0)
-                                if ((r = unit_watch_pid(UNIT(s), s->main_pid)) < 0)
+                        if (s->main_pid > 0) {
+                                r = unit_watch_pid(UNIT(s), s->main_pid);
+                                if (r < 0)
                                         return r;
+                        }
 
                 if (s->deserialized_state == SERVICE_START_PRE ||
                     s->deserialized_state == SERVICE_START ||
@@ -1653,9 +1648,11 @@ static int service_coldplug(Unit *u) {
                     s->deserialized_state == SERVICE_STOP_POST ||
                     s->deserialized_state == SERVICE_FINAL_SIGTERM ||
                     s->deserialized_state == SERVICE_FINAL_SIGKILL)
-                        if (s->control_pid > 0)
-                                if ((r = unit_watch_pid(UNIT(s), s->control_pid)) < 0)
+                        if (s->control_pid > 0) {
+                                r = unit_watch_pid(UNIT(s), s->control_pid);
+                                if (r < 0)
                                         return r;
+                        }
 
                 if (s->deserialized_state == SERVICE_START_POST ||
                     s->deserialized_state == SERVICE_RUNNING)
@@ -1690,7 +1687,8 @@ static int service_collect_fds(Service *s, int **fds, unsigned *n_fds) {
 
                 sock = SOCKET(u);
 
-                if ((r = socket_collect_fds(sock, &cfds, &cn_fds)) < 0)
+                r = socket_collect_fds(sock, &cfds, &cn_fds);
+                if (r < 0)
                         goto fail;
 
                 if (!cfds)
@@ -1702,7 +1700,8 @@ static int service_collect_fds(Service *s, int **fds, unsigned *n_fds) {
                 } else {
                         int *t;
 
-                        if (!(t = new(int, rn_fds+cn_fds))) {
+                        t = new(int, rn_fds+cn_fds);
+                        if (!t) {
                                 free(cfds);
                                 r = -ENOMEM;
                                 goto fail;
@@ -1743,9 +1742,11 @@ static int service_spawn(
 
         pid_t pid;
         int r;
-        int *fds = NULL, *fdsbuf = NULL;
+        int *fds = NULL;
+        _cleanup_free_ int *fdsbuf = NULL;
         unsigned n_fds = 0, n_env = 0;
-        char **argv = NULL, **final_env = NULL, **our_env = NULL;
+        _cleanup_strv_free_ char
+                **argv = NULL, **final_env = NULL, **our_env = NULL;
 
         assert(s);
         assert(c);
@@ -1760,7 +1761,8 @@ static int service_spawn(
                         fds = &s->socket_fd;
                         n_fds = 1;
                 } else {
-                        if ((r = service_collect_fds(s, &fdsbuf, &n_fds)) < 0)
+                        r = service_collect_fds(s, &fdsbuf, &n_fds);
+                        if (r < 0)
                                 goto fail;
 
                         fds = fdsbuf;
@@ -1768,18 +1770,21 @@ static int service_spawn(
         }
 
         if (timeout && s->timeout_start_usec) {
-                r = unit_watch_timer(UNIT(s), s->timeout_start_usec, &s->timer_watch);
+                r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true,
+                                     s->timeout_start_usec, &s->timer_watch);
                 if (r < 0)
                         goto fail;
         } else
                 unit_unwatch_timer(UNIT(s), &s->timer_watch);
 
-        if (!(argv = unit_full_printf_strv(UNIT(s), c->argv))) {
+        argv = unit_full_printf_strv(UNIT(s), c->argv);
+        if (!argv) {
                 r = -ENOMEM;
                 goto fail;
         }
 
-        if (!(our_env = new0(char*, 4))) {
+        our_env = new0(char*, 5);
+        if (!our_env) {
                 r = -ENOMEM;
                 goto fail;
         }
@@ -1802,10 +1807,14 @@ static int service_spawn(
                         goto fail;
                 }
 
-        if (!(final_env = strv_env_merge(2,
-                                         UNIT(s)->manager->environment,
-                                         our_env,
-                                         NULL))) {
+        if (s->meta.manager->running_as != SYSTEMD_SYSTEM)
+                if (asprintf(our_env + n_env++, "MANAGERPID=%lu", (unsigned long) getpid()) < 0) {
+                        r = -ENOMEM;
+                        goto fail;
+                }
+
+        final_env = strv_env_merge(2, UNIT(s)->manager->environment, our_env, NULL);
+        if (!final_env) {
                 r = -ENOMEM;
                 goto fail;
         }
@@ -1825,30 +1834,19 @@ static int service_spawn(
                        UNIT(s)->id,
                        s->type == SERVICE_IDLE ? UNIT(s)->manager->idle_pipe : NULL,
                        &pid);
-
         if (r < 0)
                 goto fail;
 
-
-        if ((r = unit_watch_pid(UNIT(s), pid)) < 0)
+        r = unit_watch_pid(UNIT(s), pid);
+        if (r < 0)
                 /* FIXME: we need to do something here */
                 goto fail;
 
-        free(fdsbuf);
-        strv_free(argv);
-        strv_free(our_env);
-        strv_free(final_env);
-
         *_pid = pid;
 
         return 0;
 
 fail:
-        free(fdsbuf);
-        strv_free(argv);
-        strv_free(our_env);
-        strv_free(final_env);
-
         if (timeout)
                 unit_unwatch_timer(UNIT(s), &s->timer_watch);
 
@@ -1880,7 +1878,7 @@ static int main_pid_good(Service *s) {
         return -EAGAIN;
 }
 
-static int control_pid_good(Service *s) {
+_pure_ static int control_pid_good(Service *s) {
         assert(s);
 
         return s->control_pid > 0;
@@ -1891,7 +1889,8 @@ static int cgroup_good(Service *s) {
 
         assert(s);
 
-        if ((r = cgroup_bonding_is_empty_list(UNIT(s)->cgroup_bondings)) < 0)
+        r = cgroup_bonding_is_empty_list(UNIT(s)->cgroup_bondings);
+        if (r < 0)
                 return r;
 
         return !r;
@@ -1919,7 +1918,7 @@ static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart)
              !set_contains(s->restart_ignore_status.signal, INT_TO_PTR(s->main_exec_status.status)))
                 ) {
 
-                r = unit_watch_timer(UNIT(s), s->restart_usec, &s->timer_watch);
+                r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->restart_usec, &s->timer_watch);
                 if (r < 0)
                         goto fail;
 
@@ -1928,15 +1927,18 @@ static void service_enter_dead(Service *s, ServiceResult f, bool allow_restart)
 
         s->forbid_restart = false;
 
+        /* we want fresh tmpdirs in case service is started again immediately */
+        exec_context_tmp_dirs_done(&s->exec_context);
+
         return;
 
 fail:
-        log_warning("%s failed to run install restart timer: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run install restart timer: %s",
+                         UNIT(s)->id, strerror(-r));
         service_enter_dead(s, SERVICE_FAILURE_RESOURCES, false);
 }
 
-static void service_enter_signal(Service *s, ServiceState state, ServiceResult f);
-
 static void service_enter_stop_post(Service *s, ServiceResult f) {
         int r;
         assert(s);
@@ -1946,7 +1948,8 @@ static void service_enter_stop_post(Service *s, ServiceResult f) {
 
         service_unwatch_control_pid(s);
 
-        if ((s->control_command = s->exec_command[SERVICE_EXEC_STOP_POST])) {
+        s->control_command = s->exec_command[SERVICE_EXEC_STOP_POST];
+        if (s->control_command) {
                 s->control_command_id = SERVICE_EXEC_STOP_POST;
 
                 r = service_spawn(s,
@@ -1970,69 +1973,34 @@ static void service_enter_stop_post(Service *s, ServiceResult f) {
         return;
 
 fail:
-        log_warning("%s failed to run 'stop-post' task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run 'stop-post' task: %s",
+                         UNIT(s)->id, strerror(-r));
         service_enter_signal(s, SERVICE_FINAL_SIGTERM, SERVICE_FAILURE_RESOURCES);
 }
 
 static void service_enter_signal(Service *s, ServiceState state, ServiceResult f) {
         int r;
-        Set *pid_set = NULL;
-        bool wait_for_exit = false;
 
         assert(s);
 
         if (f != SERVICE_SUCCESS)
                 s->result = f;
 
-        if (s->kill_context.kill_mode != KILL_NONE) {
-                int sig = (state == SERVICE_STOP_SIGTERM || state == SERVICE_FINAL_SIGTERM) ? s->kill_context.kill_signal : SIGKILL;
-
-                if (s->main_pid > 0) {
-                        if (kill_and_sigcont(s->main_pid, sig) < 0 && errno != ESRCH)
-                                log_warning("Failed to kill main process %li: %m", (long) s->main_pid);
-                        else
-                                wait_for_exit = !s->main_pid_alien;
-                }
-
-                if (s->control_pid > 0) {
-                        if (kill_and_sigcont(s->control_pid, sig) < 0 && errno != ESRCH)
-                                log_warning("Failed to kill control process %li: %m", (long) s->control_pid);
-                        else
-                                wait_for_exit = true;
-                }
-
-                if (s->kill_context.kill_mode == KILL_CONTROL_GROUP) {
-
-                        pid_set = set_new(trivial_hash_func, trivial_compare_func);
-                        if (!pid_set) {
-                                r = -ENOMEM;
-                                goto fail;
-                        }
-
-                        /* Exclude the main/control pids from being killed via the cgroup */
-                        if (s->main_pid > 0)
-                                if ((r = set_put(pid_set, LONG_TO_PTR(s->main_pid))) < 0)
-                                        goto fail;
-
-                        if (s->control_pid > 0)
-                                if ((r = set_put(pid_set, LONG_TO_PTR(s->control_pid))) < 0)
-                                        goto fail;
-
-                        r = cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, sig, true, false, pid_set, NULL);
-                        if (r < 0) {
-                                if (r != -EAGAIN && r != -ESRCH && r != -ENOENT)
-                                        log_warning("Failed to kill control group: %s", strerror(-r));
-                        } else if (r > 0)
-                                wait_for_exit = true;
-
-                        set_free(pid_set);
-                        pid_set = NULL;
-                }
-        }
+        r = unit_kill_context(
+                        UNIT(s),
+                        &s->kill_context,
+                        state != SERVICE_STOP_SIGTERM && state != SERVICE_FINAL_SIGTERM,
+                        s->main_pid,
+                        s->control_pid,
+                        s->main_pid_alien);
+        if (r < 0)
+                goto fail;
 
-        if (wait_for_exit) {
+        if (r > 0) {
                 if (s->timeout_stop_usec > 0) {
-                        r = unit_watch_timer(UNIT(s), s->timeout_stop_usec, &s->timer_watch);
+                        r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true,
+                                             s->timeout_stop_usec, &s->timer_watch);
                         if (r < 0)
                                 goto fail;
                 }
@@ -2046,15 +2014,13 @@ static void service_enter_signal(Service *s, ServiceState state, ServiceResult f
         return;
 
 fail:
-        log_warning("%s failed to kill processes: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to kill processes: %s", UNIT(s)->id, strerror(-r));
 
         if (state == SERVICE_STOP_SIGTERM || state == SERVICE_STOP_SIGKILL)
                 service_enter_stop_post(s, SERVICE_FAILURE_RESOURCES);
         else
                 service_enter_dead(s, SERVICE_FAILURE_RESOURCES, true);
-
-        if (pid_set)
-                set_free(pid_set);
 }
 
 static void service_enter_stop(Service *s, ServiceResult f) {
@@ -2067,7 +2033,8 @@ static void service_enter_stop(Service *s, ServiceResult f) {
 
         service_unwatch_control_pid(s);
 
-        if ((s->control_command = s->exec_command[SERVICE_EXEC_STOP])) {
+        s->control_command = s->exec_command[SERVICE_EXEC_STOP];
+        if (s->control_command) {
                 s->control_command_id = SERVICE_EXEC_STOP;
 
                 r = service_spawn(s,
@@ -2090,7 +2057,8 @@ static void service_enter_stop(Service *s, ServiceResult f) {
         return;
 
 fail:
-        log_warning("%s failed to run 'stop' task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run 'stop' task: %s", UNIT(s)->id, strerror(-r));
         service_enter_signal(s, SERVICE_STOP_SIGTERM, SERVICE_FAILURE_RESOURCES);
 }
 
@@ -2122,7 +2090,8 @@ static void service_enter_start_post(Service *s) {
         if (s->watchdog_usec > 0)
                 service_reset_watchdog(s);
 
-        if ((s->control_command = s->exec_command[SERVICE_EXEC_START_POST])) {
+        s->control_command = s->exec_command[SERVICE_EXEC_START_POST];
+        if (s->control_command) {
                 s->control_command_id = SERVICE_EXEC_START_POST;
 
                 r = service_spawn(s,
@@ -2145,7 +2114,8 @@ static void service_enter_start_post(Service *s) {
         return;
 
 fail:
-        log_warning("%s failed to run 'start-post' task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run 'start-post' task: %s", UNIT(s)->id, strerror(-r));
         service_enter_stop(s, SERVICE_FAILURE_RESOURCES);
 }
 
@@ -2183,7 +2153,8 @@ static void service_enter_start(Service *s) {
 
         r = service_spawn(s,
                           c,
-                          s->type == SERVICE_FORKING || s->type == SERVICE_DBUS || s->type == SERVICE_NOTIFY || s->type == SERVICE_ONESHOT,
+                          s->type == SERVICE_FORKING || s->type == SERVICE_DBUS ||
+                            s->type == SERVICE_NOTIFY || s->type == SERVICE_ONESHOT,
                           true,
                           true,
                           true,
@@ -2228,7 +2199,8 @@ static void service_enter_start(Service *s) {
         return;
 
 fail:
-        log_warning("%s failed to run 'start' task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run 'start' task: %s", UNIT(s)->id, strerror(-r));
         service_enter_signal(s, SERVICE_FINAL_SIGTERM, SERVICE_FAILURE_RESOURCES);
 }
 
@@ -2239,11 +2211,13 @@ static void service_enter_start_pre(Service *s) {
 
         service_unwatch_control_pid(s);
 
-        if ((s->control_command = s->exec_command[SERVICE_EXEC_START_PRE])) {
+        s->control_command = s->exec_command[SERVICE_EXEC_START_PRE];
+        if (s->control_command) {
 
                 /* Before we start anything, let's clear up what might
                  * be left from previous runs. */
-                cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, SIGKILL, true, true, NULL, "control");
+                cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, SIGKILL,
+                                         true,true, NULL, "control");
 
                 s->control_command_id = SERVICE_EXEC_START_PRE;
 
@@ -2267,7 +2241,8 @@ static void service_enter_start_pre(Service *s) {
         return;
 
 fail:
-        log_warning("%s failed to run 'start-pre' task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run 'start-pre' task: %s", UNIT(s)->id, strerror(-r));
         service_enter_dead(s, SERVICE_FAILURE_RESOURCES, true);
 }
 
@@ -2280,9 +2255,10 @@ static void service_enter_restart(Service *s) {
 
         if (UNIT(s)->job && UNIT(s)->job->type == JOB_STOP) {
                 /* Don't restart things if we are going down anyway */
-                log_info("Stop job pending for unit, delaying automatic restart.");
+                log_info_unit(UNIT(s)->id,
+                              "Stop job pending for unit, delaying automatic restart.");
 
-                r = unit_watch_timer(UNIT(s), s->restart_usec, &s->timer_watch);
+                r = unit_watch_timer(UNIT(s), CLOCK_MONOTONIC, true, s->restart_usec, &s->timer_watch);
                 if (r < 0)
                         goto fail;
 
@@ -2301,11 +2277,14 @@ static void service_enter_restart(Service *s) {
          * it will be canceled as part of the service_stop() call that
          * is executed as part of JOB_RESTART. */
 
-        log_debug("%s scheduled restart job.", UNIT(s)->id);
+        log_debug_unit(UNIT(s)->id,
+                       "%s scheduled restart job.", UNIT(s)->id);
         return;
 
 fail:
-        log_warning("%s failed to schedule restart job: %s", UNIT(s)->id, bus_error(&error, -r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to schedule restart job: %s",
+                         UNIT(s)->id, bus_error(&error, -r));
         service_enter_dead(s, SERVICE_FAILURE_RESOURCES, false);
 
         dbus_error_free(&error);
@@ -2318,7 +2297,8 @@ static void service_enter_reload(Service *s) {
 
         service_unwatch_control_pid(s);
 
-        if ((s->control_command = s->exec_command[SERVICE_EXEC_RELOAD])) {
+        s->control_command = s->exec_command[SERVICE_EXEC_RELOAD];
+        if (s->control_command) {
                 s->control_command_id = SERVICE_EXEC_RELOAD;
 
                 r = service_spawn(s,
@@ -2341,7 +2321,9 @@ static void service_enter_reload(Service *s) {
         return;
 
 fail:
-        log_warning("%s failed to run 'reload' task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run 'reload' task: %s",
+                         UNIT(s)->id, strerror(-r));
         s->reload_result = SERVICE_FAILURE_RESOURCES;
         service_enter_running(s, SERVICE_SUCCESS);
 }
@@ -2375,7 +2357,9 @@ static void service_run_next_control(Service *s) {
         return;
 
 fail:
-        log_warning("%s failed to run next control task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run next control task: %s",
+                         UNIT(s)->id, strerror(-r));
 
         if (s->state == SERVICE_START_PRE)
                 service_enter_signal(s, SERVICE_FINAL_SIGTERM, SERVICE_FAILURE_RESOURCES);
@@ -2420,7 +2404,8 @@ static void service_run_next_main(Service *s) {
         return;
 
 fail:
-        log_warning("%s failed to run next main task: %s", UNIT(s)->id, strerror(-r));
+        log_warning_unit(UNIT(s)->id,
+                         "%s failed to run next main task: %s", UNIT(s)->id, strerror(-r));
         service_enter_stop(s, SERVICE_FAILURE_RESOURCES);
 }
 
@@ -2433,7 +2418,9 @@ static int service_start_limit_test(Service *s) {
         switch (s->start_limit_action) {
 
         case SERVICE_START_LIMIT_NONE:
-                log_warning("%s start request repeated too quickly, refusing to start.", UNIT(s)->id);
+                log_warning_unit(UNIT(s)->id,
+                                 "%s start request repeated too quickly, refusing to start.",
+                                 UNIT(s)->id);
                 break;
 
         case SERVICE_START_LIMIT_REBOOT: {
@@ -2442,11 +2429,15 @@ static int service_start_limit_test(Service *s) {
 
                 dbus_error_init(&error);
 
-                log_warning("%s start request repeated too quickly, rebooting.", UNIT(s)->id);
+                log_warning_unit(UNIT(s)->id,
+                                 "%s start request repeated too quickly, rebooting.", UNIT(s)->id);
 
-                r = manager_add_job_by_name(UNIT(s)->manager, JOB_START, SPECIAL_REBOOT_TARGET, JOB_REPLACE, true, &error, NULL);
+                r = manager_add_job_by_name(UNIT(s)->manager, JOB_START,
+                                            SPECIAL_REBOOT_TARGET, JOB_REPLACE,
+                                            true, &error, NULL);
                 if (r < 0) {
-                        log_error("Failed to reboot: %s.", bus_error(&error, r));
+                        log_error_unit(UNIT(s)->id,
+                                       "Failed to reboot: %s.", bus_error(&error, r));
                         dbus_error_free(&error);
                 }
 
@@ -2454,17 +2445,21 @@ static int service_start_limit_test(Service *s) {
         }
 
         case SERVICE_START_LIMIT_REBOOT_FORCE:
-                log_warning("%s start request repeated too quickly, forcibly rebooting.", UNIT(s)->id);
+                log_warning_unit(UNIT(s)->id,
+                                 "%s start request repeated too quickly, forcibly rebooting.", UNIT(s)->id);
                 UNIT(s)->manager->exit_code = MANAGER_REBOOT;
                 break;
 
         case SERVICE_START_LIMIT_REBOOT_IMMEDIATE:
-                log_warning("%s start request repeated too quickly, rebooting immediately.", UNIT(s)->id);
+                log_warning_unit(UNIT(s)->id,
+                                 "%s start request repeated too quickly, rebooting immediately.", UNIT(s)->id);
+                sync();
                 reboot(RB_AUTOBOOT);
                 break;
 
         default:
-                log_error("start limit action=%i", s->start_limit_action);
+                log_error_unit(UNIT(s)->id,
+                               "start limit action=%i", s->start_limit_action);
                 assert_not_reached("Unknown StartLimitAction.");
         }
 
@@ -2508,7 +2503,7 @@ static int service_start(Unit *u) {
         /* Make sure we don't enter a busy loop of some kind. */
         r = service_start_limit_test(s);
         if (r < 0) {
-                service_notify_sockets_dead(s, true);
+                service_enter_dead(s, SERVICE_FAILURE_START_LIMIT, false);
                 return r;
         }
 
@@ -2573,7 +2568,7 @@ static int service_reload(Unit *u) {
         return 0;
 }
 
-static bool service_can_reload(Unit *u) {
+_pure_ static bool service_can_reload(Unit *u) {
         Service *s = SERVICE(u);
 
         assert(s);
@@ -2593,7 +2588,8 @@ static int service_serialize(Unit *u, FILE *f, FDSet *fds) {
         unit_serialize_item(u, f, "reload-result", service_result_to_string(s->reload_result));
 
         if (s->control_pid > 0)
-                unit_serialize_item_format(u, f, "control-pid", "%lu", (unsigned long) s->control_pid);
+                unit_serialize_item_format(u, f, "control-pid", "%lu",
+                                           (unsigned long) s->control_pid);
 
         if (s->main_pid_known && s->main_pid > 0)
                 unit_serialize_item_format(u, f, "main-pid", "%lu", (unsigned long) s->main_pid);
@@ -2607,7 +2603,8 @@ static int service_serialize(Unit *u, FILE *f, FDSet *fds) {
          * multiple commands attached here, we will start from the
          * first one again */
         if (s->control_command_id >= 0)
-                unit_serialize_item(u, f, "control-command", service_exec_command_to_string(s->control_command_id));
+                unit_serialize_item(u, f, "control-command",
+                                    service_exec_command_to_string(s->control_command_id));
 
         if (s->socket_fd >= 0) {
                 int copy;
@@ -2619,17 +2616,29 @@ static int service_serialize(Unit *u, FILE *f, FDSet *fds) {
         }
 
         if (s->main_exec_status.pid > 0) {
-                unit_serialize_item_format(u, f, "main-exec-status-pid", "%lu", (unsigned long) s->main_exec_status.pid);
-                dual_timestamp_serialize(f, "main-exec-status-start", &s->main_exec_status.start_timestamp);
-                dual_timestamp_serialize(f, "main-exec-status-exit", &s->main_exec_status.exit_timestamp);
+                unit_serialize_item_format(u, f, "main-exec-status-pid", "%lu",
+                                           (unsigned long) s->main_exec_status.pid);
+                dual_timestamp_serialize(f, "main-exec-status-start",
+                                         &s->main_exec_status.start_timestamp);
+                dual_timestamp_serialize(f, "main-exec-status-exit",
+                                         &s->main_exec_status.exit_timestamp);
 
                 if (dual_timestamp_is_set(&s->main_exec_status.exit_timestamp)) {
-                        unit_serialize_item_format(u, f, "main-exec-status-code", "%i", s->main_exec_status.code);
-                        unit_serialize_item_format(u, f, "main-exec-status-status", "%i", s->main_exec_status.status);
+                        unit_serialize_item_format(u, f, "main-exec-status-code", "%i",
+                                                   s->main_exec_status.code);
+                        unit_serialize_item_format(u, f, "main-exec-status-status", "%i",
+                                                   s->main_exec_status.status);
                 }
         }
         if (dual_timestamp_is_set(&s->watchdog_timestamp))
-                dual_timestamp_serialize(f, "watchdog-timestamp", &s->watchdog_timestamp);
+                dual_timestamp_serialize(f, "watchdog-timestamp",
+                                         &s->watchdog_timestamp);
+
+        if (s->exec_context.tmp_dir)
+                unit_serialize_item(u, f, "tmp-dir", s->exec_context.tmp_dir);
+
+        if (s->exec_context.var_tmp_dir)
+                unit_serialize_item(u, f, "var-tmp-dir", s->exec_context.var_tmp_dir);
 
         return 0;
 }
@@ -2645,8 +2654,9 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
         if (streq(key, "state")) {
                 ServiceState state;
 
-                if ((state = service_state_from_string(value)) < 0)
-                        log_debug("Failed to parse state value %s", value);
+                state = service_state_from_string(value);
+                if (state < 0)
+                        log_debug_unit(u->id, "Failed to parse state value %s", value);
                 else
                         s->deserialized_state = state;
         } else if (streq(key, "result")) {
@@ -2654,7 +2664,7 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
 
                 f = service_result_from_string(value);
                 if (f < 0)
-                        log_debug("Failed to parse result value %s", value);
+                        log_debug_unit(u->id, "Failed to parse result value %s", value);
                 else if (f != SERVICE_SUCCESS)
                         s->result = f;
 
@@ -2663,7 +2673,7 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
 
                 f = service_result_from_string(value);
                 if (f < 0)
-                        log_debug("Failed to parse reload result value %s", value);
+                        log_debug_unit(u->id, "Failed to parse reload result value %s", value);
                 else if (f != SERVICE_SUCCESS)
                         s->reload_result = f;
 
@@ -2671,27 +2681,31 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
                 pid_t pid;
 
                 if (parse_pid(value, &pid) < 0)
-                        log_debug("Failed to parse control-pid value %s", value);
+                        log_debug_unit(u->id, "Failed to parse control-pid value %s", value);
                 else
                         s->control_pid = pid;
         } else if (streq(key, "main-pid")) {
                 pid_t pid;
 
                 if (parse_pid(value, &pid) < 0)
-                        log_debug("Failed to parse main-pid value %s", value);
+                        log_debug_unit(u->id, "Failed to parse main-pid value %s", value);
                 else
                         service_set_main_pid(s, (pid_t) pid);
         } else if (streq(key, "main-pid-known")) {
                 int b;
 
-                if ((b = parse_boolean(value)) < 0)
-                        log_debug("Failed to parse main-pid-known value %s", value);
+                b = parse_boolean(value);
+                if (b < 0)
+                        log_debug_unit(u->id, "Failed to parse main-pid-known value %s", value);
                 else
                         s->main_pid_known = b;
         } else if (streq(key, "status-text")) {
                 char *t;
 
-                if ((t = strdup(value))) {
+                t = strdup(value);
+                if (!t)
+                        log_oom();
+                else {
                         free(s->status_text);
                         s->status_text = t;
                 }
@@ -2699,8 +2713,9 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
         } else if (streq(key, "control-command")) {
                 ServiceExecCommand id;
 
-                if ((id = service_exec_command_from_string(value)) < 0)
-                        log_debug("Failed to parse exec-command value %s", value);
+                id = service_exec_command_from_string(value);
+                if (id < 0)
+                        log_debug_unit(u->id, "Failed to parse exec-command value %s", value);
                 else {
                         s->control_command_id = id;
                         s->control_command = s->exec_command[id];
@@ -2709,7 +2724,7 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
                 int fd;
 
                 if (safe_atoi(value, &fd) < 0 || fd < 0 || !fdset_contains(fds, fd))
-                        log_debug("Failed to parse socket-fd value %s", value);
+                        log_debug_unit(u->id, "Failed to parse socket-fd value %s", value);
                 else {
 
                         if (s->socket_fd >= 0)
@@ -2720,21 +2735,21 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
                 pid_t pid;
 
                 if (parse_pid(value, &pid) < 0)
-                        log_debug("Failed to parse main-exec-status-pid value %s", value);
+                        log_debug_unit(u->id, "Failed to parse main-exec-status-pid value %s", value);
                 else
                         s->main_exec_status.pid = pid;
         } else if (streq(key, "main-exec-status-code")) {
                 int i;
 
                 if (safe_atoi(value, &i) < 0)
-                        log_debug("Failed to parse main-exec-status-code value %s", value);
+                        log_debug_unit(u->id, "Failed to parse main-exec-status-code value %s", value);
                 else
                         s->main_exec_status.code = i;
         } else if (streq(key, "main-exec-status-status")) {
                 int i;
 
                 if (safe_atoi(value, &i) < 0)
-                        log_debug("Failed to parse main-exec-status-status value %s", value);
+                        log_debug_unit(u->id, "Failed to parse main-exec-status-status value %s", value);
                 else
                         s->main_exec_status.status = i;
         } else if (streq(key, "main-exec-status-start"))
@@ -2743,13 +2758,29 @@ static int service_deserialize_item(Unit *u, const char *key, const char *value,
                 dual_timestamp_deserialize(value, &s->main_exec_status.exit_timestamp);
         else if (streq(key, "watchdog-timestamp"))
                 dual_timestamp_deserialize(value, &s->watchdog_timestamp);
-        else
-                log_debug("Unknown serialization key '%s'", key);
+        else if (streq(key, "tmp-dir")) {
+                char *t;
+
+                t = strdup(value);
+                if (!t)
+                        return log_oom();
+
+                s->exec_context.tmp_dir = t;
+        } else if (streq(key, "var-tmp-dir")) {
+                char *t;
+
+                t = strdup(value);
+                if (!t)
+                        return log_oom();
+
+                s->exec_context.var_tmp_dir = t;
+        } else
+                log_debug_unit(u->id, "Unknown serialization key '%s'", key);
 
         return 0;
 }
 
-static UnitActiveState service_active_state(Unit *u) {
+_pure_ static UnitActiveState service_active_state(Unit *u) {
         const UnitActiveState *table;
 
         assert(u);
@@ -2785,7 +2816,7 @@ static bool service_check_gc(Unit *u) {
         return false;
 }
 
-static bool service_check_snapshot(Unit *u) {
+_pure_ static bool service_check_snapshot(Unit *u) {
         Service *s = SERVICE(u);
 
         assert(s);
@@ -2812,18 +2843,24 @@ static int service_retry_pid_file(Service *s) {
 static int service_watch_pid_file(Service *s) {
         int r;
 
-        log_debug("Setting watch for %s's PID file %s", UNIT(s)->id, s->pid_file_pathspec->path);
+        log_debug_unit(UNIT(s)->id,
+                       "Setting watch for %s's PID file %s",
+                       UNIT(s)->id, s->pid_file_pathspec->path);
         r = path_spec_watch(s->pid_file_pathspec, UNIT(s));
         if (r < 0)
                 goto fail;
 
         /* the pidfile might have appeared just before we set the watch */
+        log_debug_unit(UNIT(s)->id,
+                       "Trying to read %s's PID file %s in case it changed",
+                       UNIT(s)->id, s->pid_file_pathspec->path);
         service_retry_pid_file(s);
 
         return 0;
 fail:
-        log_error("Failed to set a watch for %s's PID file %s: %s",
-                  UNIT(s)->id, s->pid_file_pathspec->path, strerror(-r));
+        log_error_unit(UNIT(s)->id,
+                       "Failed to set a watch for %s's PID file %s: %s",
+                       UNIT(s)->id, s->pid_file_pathspec->path, strerror(-r));
         service_unwatch_pid_file(s);
         return r;
 }
@@ -2865,7 +2902,7 @@ static void service_fd_event(Unit *u, int fd, uint32_t events, Watch *w) {
         assert(s->pid_file_pathspec);
         assert(path_spec_owns_inotify_fd(s->pid_file_pathspec, fd));
 
-        log_debug("inotify event for %s", u->id);
+        log_debug_unit(u->id, "inotify event for %s", u->id);
 
         if (path_spec_fd_event(s->pid_file_pathspec, events) < 0)
                 goto fail;
@@ -2911,19 +2948,37 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                 s->main_pid = 0;
                 exec_status_exit(&s->main_exec_status, &s->exec_context, pid, code, status);
 
-                /* If this is not a forking service than the main
-                 * process got started and hence we copy the exit
-                 * status so that it is recorded both as main and as
-                 * control process exit status */
                 if (s->main_command) {
+                        /* If this is not a forking service than the
+                         * main process got started and hence we copy
+                         * the exit status so that it is recorded both
+                         * as main and as control process exit
+                         * status */
+
                         s->main_command->exec_status = s->main_exec_status;
 
                         if (s->main_command->ignore)
                                 f = SERVICE_SUCCESS;
+                } else if (s->exec_command[SERVICE_EXEC_START]) {
+
+                        /* If this is a forked process, then we should
+                         * ignore the return value if this was
+                         * configured for the starter process */
+
+                        if (s->exec_command[SERVICE_EXEC_START]->ignore)
+                                f = SERVICE_SUCCESS;
                 }
 
-                log_full(f == SERVICE_SUCCESS ? LOG_DEBUG : LOG_NOTICE,
-                         "%s: main process exited, code=%s, status=%i", u->id, sigchld_code_to_string(code), status);
+                log_struct_unit(f == SERVICE_SUCCESS ? LOG_DEBUG : LOG_NOTICE,
+                           u->id,
+                           "MESSAGE=%s: main process exited, code=%s, status=%i/%s",
+                                  u->id, sigchld_code_to_string(code), status,
+                                  strna(code == CLD_EXITED
+                                        ? exit_status_to_string(status, EXIT_STATUS_FULL)
+                                        : signal_to_string(status)),
+                           "EXIT_CODE=%s", sigchld_code_to_string(code),
+                           "EXIT_STATUS=%i", status,
+                           NULL);
 
                 if (f != SERVICE_SUCCESS)
                         s->result = f;
@@ -2935,7 +2990,9 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                         /* There is another command to *
                          * execute, so let's do that. */
 
-                        log_debug("%s running next main command for state %s", u->id, service_state_to_string(s->state));
+                        log_debug_unit(u->id,
+                                       "%s running next main command for state %s",
+                                       u->id, service_state_to_string(s->state));
                         service_run_next_main(s);
 
                 } else {
@@ -2961,12 +3018,10 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                                         else
                                                 service_enter_signal(s, SERVICE_FINAL_SIGTERM, f);
                                         break;
-                                } else {
-                                        assert(s->type == SERVICE_DBUS || s->type == SERVICE_NOTIFY);
-
-                                        /* Fall through */
                                 }
 
+                                /* Fall through */
+
                         case SERVICE_RUNNING:
                                 service_enter_running(s, f);
                                 break;
@@ -2990,14 +3045,16 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                 s->control_pid = 0;
 
                 if (s->control_command) {
-                        exec_status_exit(&s->control_command->exec_status, &s->exec_context, pid, code, status);
+                        exec_status_exit(&s->control_command->exec_status,
+                                         &s->exec_context, pid, code, status);
 
                         if (s->control_command->ignore)
                                 f = SERVICE_SUCCESS;
                 }
 
-                log_full(f == SERVICE_SUCCESS ? LOG_DEBUG : LOG_NOTICE,
-                         "%s: control process exited, code=%s status=%i", u->id, sigchld_code_to_string(code), status);
+                log_full_unit(f == SERVICE_SUCCESS ? LOG_DEBUG : LOG_NOTICE, u->id,
+                              "%s: control process exited, code=%s status=%i",
+                              u->id, sigchld_code_to_string(code), status);
 
                 if (f != SERVICE_SUCCESS)
                         s->result = f;
@@ -3005,7 +3062,8 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                 /* Immediately get rid of the cgroup, so that the
                  * kernel doesn't delay the cgroup empty messages for
                  * the service cgroup any longer than necessary */
-                cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, SIGKILL, true, true, NULL, "control");
+                cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, SIGKILL,
+                                         true, true, NULL, "control");
 
                 if (s->control_command &&
                     s->control_command->command_next &&
@@ -3014,7 +3072,9 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                         /* There is another command to *
                          * execute, so let's do that. */
 
-                        log_debug("%s running next control command for state %s", u->id, service_state_to_string(s->state));
+                        log_debug_unit(u->id,
+                                       "%s running next control command for state %s",
+                                       u->id, service_state_to_string(s->state));
                         service_run_next_control(s);
 
                 } else {
@@ -3024,7 +3084,9 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                         s->control_command = NULL;
                         s->control_command_id = _SERVICE_EXEC_COMMAND_INVALID;
 
-                        log_debug("%s got final SIGCHLD for state %s", u->id, service_state_to_string(s->state));
+                        log_debug_unit(u->id,
+                                       "%s got final SIGCHLD for state %s",
+                                       u->id, service_state_to_string(s->state));
 
                         switch (s->state) {
 
@@ -3036,7 +3098,9 @@ static void service_sigchld_event(Unit *u, pid_t pid, int code, int status) {
                                 break;
 
                         case SERVICE_START:
-                                assert(s->type == SERVICE_FORKING);
+                                if (s->type != SERVICE_FORKING)
+                                        /* Maybe spurious event due to a reload that changed the type? */
+                                        break;
 
                                 if (f != SERVICE_SUCCESS) {
                                         service_enter_signal(s, SERVICE_FINAL_SIGTERM, f);
@@ -3144,32 +3208,38 @@ static void service_timer_event(Unit *u, uint64_t elapsed, Watch* w) {
 
         case SERVICE_START_PRE:
         case SERVICE_START:
-                log_warning("%s operation timed out. Terminating.", u->id);
+                log_warning_unit(u->id,
+                                 "%s operation timed out. Terminating.", u->id);
                 service_enter_signal(s, SERVICE_FINAL_SIGTERM, SERVICE_FAILURE_TIMEOUT);
                 break;
 
         case SERVICE_START_POST:
-                log_warning("%s operation timed out. Stopping.", u->id);
+                log_warning_unit(u->id,
+                                 "%s operation timed out. Stopping.", u->id);
                 service_enter_stop(s, SERVICE_FAILURE_TIMEOUT);
                 break;
 
         case SERVICE_RELOAD:
-                log_warning("%s operation timed out. Stopping.", u->id);
+                log_warning_unit(u->id,
+                                 "%s operation timed out. Stopping.", u->id);
                 s->reload_result = SERVICE_FAILURE_TIMEOUT;
                 service_enter_running(s, SERVICE_SUCCESS);
                 break;
 
         case SERVICE_STOP:
-                log_warning("%s stopping timed out. Terminating.", u->id);
+                log_warning_unit(u->id,
+                                 "%s stopping timed out. Terminating.", u->id);
                 service_enter_signal(s, SERVICE_STOP_SIGTERM, SERVICE_FAILURE_TIMEOUT);
                 break;
 
         case SERVICE_STOP_SIGTERM:
                 if (s->kill_context.send_sigkill) {
-                        log_warning("%s stopping timed out. Killing.", u->id);
+                        log_warning_unit(u->id,
+                                         "%s stopping timed out. Killing.", u->id);
                         service_enter_signal(s, SERVICE_STOP_SIGKILL, SERVICE_FAILURE_TIMEOUT);
                 } else {
-                        log_warning("%s stopping timed out. Skipping SIGKILL.", u->id);
+                        log_warning_unit(u->id,
+                                         "%s stopping timed out. Skipping SIGKILL.", u->id);
                         service_enter_stop_post(s, SERVICE_FAILURE_TIMEOUT);
                 }
 
@@ -3180,33 +3250,40 @@ static void service_timer_event(Unit *u, uint64_t elapsed, Watch* w) {
                  * Must be something we cannot kill, so let's just be
                  * weirded out and continue */
 
-                log_warning("%s still around after SIGKILL. Ignoring.", u->id);
+                log_warning_unit(u->id,
+                                 "%s still around after SIGKILL. Ignoring.", u->id);
                 service_enter_stop_post(s, SERVICE_FAILURE_TIMEOUT);
                 break;
 
         case SERVICE_STOP_POST:
-                log_warning("%s stopping timed out (2). Terminating.", u->id);
+                log_warning_unit(u->id,
+                                 "%s stopping timed out (2). Terminating.", u->id);
                 service_enter_signal(s, SERVICE_FINAL_SIGTERM, SERVICE_FAILURE_TIMEOUT);
                 break;
 
         case SERVICE_FINAL_SIGTERM:
                 if (s->kill_context.send_sigkill) {
-                        log_warning("%s stopping timed out (2). Killing.", u->id);
+                        log_warning_unit(u->id,
+                                         "%s stopping timed out (2). Killing.", u->id);
                         service_enter_signal(s, SERVICE_FINAL_SIGKILL, SERVICE_FAILURE_TIMEOUT);
                 } else {
-                        log_warning("%s stopping timed out (2). Skipping SIGKILL. Entering failed mode.", u->id);
+                        log_warning_unit(u->id,
+                                         "%s stopping timed out (2). Skipping SIGKILL. Entering failed mode.",
+                                         u->id);
                         service_enter_dead(s, SERVICE_FAILURE_TIMEOUT, false);
                 }
 
                 break;
 
         case SERVICE_FINAL_SIGKILL:
-                log_warning("%s still around after SIGKILL (2). Entering failed mode.", u->id);
+                log_warning_unit(u->id,
+                                 "%s still around after SIGKILL (2). Entering failed mode.", u->id);
                 service_enter_dead(s, SERVICE_FAILURE_TIMEOUT, true);
                 break;
 
         case SERVICE_AUTO_RESTART:
-                log_info("%s holdoff time over, scheduling restart.", u->id);
+                log_info_unit(u->id,
+                              "%s holdoff time over, scheduling restart.", u->id);
                 service_enter_restart(s);
                 break;
 
@@ -3220,7 +3297,8 @@ static void service_cgroup_notify_event(Unit *u) {
 
         assert(u);
 
-        log_debug("%s: cgroup is empty", u->id);
+        log_debug_unit(u->id,
+                       "%s: cgroup is empty", u->id);
 
         switch (s->state) {
 
@@ -3235,7 +3313,8 @@ static void service_cgroup_notify_event(Unit *u) {
                 /* If we were hoping for the daemon to write its PID file,
                  * we can give up now. */
                 if (s->pid_file_pathspec) {
-                        log_warning("%s never wrote its PID file. Failing.", UNIT(s)->id);
+                        log_warning_unit(u->id,
+                                         "%s never wrote its PID file. Failing.", UNIT(s)->id);
                         service_unwatch_pid_file(s);
                         if (s->state == SERVICE_START)
                                 service_enter_signal(s, SERVICE_FINAL_SIGTERM, SERVICE_FAILURE_RESOURCES);
@@ -3276,18 +3355,21 @@ static void service_notify_message(Unit *u, pid_t pid, char **tags) {
         assert(u);
 
         if (s->notify_access == NOTIFY_NONE) {
-                log_warning("%s: Got notification message from PID %lu, but reception is disabled.",
-                            u->id, (unsigned long) pid);
+                log_warning_unit(u->id,
+                                 "%s: Got notification message from PID %lu, but reception is disabled.",
+                                 u->id, (unsigned long) pid);
                 return;
         }
 
         if (s->notify_access == NOTIFY_MAIN && pid != s->main_pid) {
-                log_warning("%s: Got notification message from PID %lu, but reception only permitted for PID %lu",
-                            u->id, (unsigned long) pid, (unsigned long) s->main_pid);
+                log_warning_unit(u->id,
+                                 "%s: Got notification message from PID %lu, but reception only permitted for PID %lu",
+                                 u->id, (unsigned long) pid, (unsigned long) s->main_pid);
                 return;
         }
 
-        log_debug("%s: Got message", u->id);
+        log_debug_unit(u->id,
+                       "%s: Got message", u->id);
 
         /* Interpret MAINPID= */
         if ((e = strv_find_prefix(tags, "MAINPID=")) &&
@@ -3297,9 +3379,11 @@ static void service_notify_message(Unit *u, pid_t pid, char **tags) {
              s->state == SERVICE_RELOAD)) {
 
                 if (parse_pid(e + 8, &pid) < 0)
-                        log_warning("Failed to parse notification message %s", e);
+                        log_warning_unit(u->id,
+                                         "Failed to parse notification message %s", e);
                 else {
-                        log_debug("%s: got %s", u->id, e);
+                        log_debug_unit(u->id,
+                                       "%s: got %s", u->id, e);
                         service_set_main_pid(s, pid);
                 }
         }
@@ -3308,7 +3392,8 @@ static void service_notify_message(Unit *u, pid_t pid, char **tags) {
         if (s->type == SERVICE_NOTIFY &&
             s->state == SERVICE_START &&
             strv_find(tags, "READY=1")) {
-                log_debug("%s: got READY=1", u->id);
+                log_debug_unit(u->id,
+                               "%s: got READY=1", u->id);
 
                 service_enter_start_post(s);
         }
@@ -3321,17 +3406,20 @@ static void service_notify_message(Unit *u, pid_t pid, char **tags) {
                 if (e[7]) {
 
                         if (!utf8_is_valid(e+7)) {
-                                log_warning("Status message in notification is not UTF-8 clean.");
+                                log_warning_unit(u->id,
+                                                 "Status message in notification is not UTF-8 clean.");
                                 return;
                         }
 
                         t = strdup(e+7);
                         if (!t) {
-                                log_error("Failed to allocate string.");
+                                log_error_unit(u->id,
+                                               "Failed to allocate string.");
                                 return;
                         }
 
-                        log_debug("%s: got %s", u->id, e);
+                        log_debug_unit(u->id,
+                                       "%s: got %s", u->id, e);
 
                         free(s->status_text);
                         s->status_text = t;
@@ -3342,8 +3430,10 @@ static void service_notify_message(Unit *u, pid_t pid, char **tags) {
 
         }
         if (strv_find(tags, "WATCHDOG=1")) {
-                log_debug("%s: got WATCHDOG=1", u->id);
-                service_reset_watchdog(s);
+                log_debug_unit(u->id,
+                               "%s: got WATCHDOG=1", u->id);
+                if (dual_timestamp_is_set(&s->watchdog_timestamp))
+                        service_reset_watchdog(s);
         }
 
         /* Notify clients about changed status or main pid */
@@ -3352,88 +3442,22 @@ static void service_notify_message(Unit *u, pid_t pid, char **tags) {
 
 #ifdef HAVE_SYSV_COMPAT
 
-#ifdef TARGET_SUSE
-static void sysv_facility_in_insserv_conf(Manager *mgr) {
-        FILE *f=NULL;
-        int r;
-
-        if (!(f = fopen("/etc/insserv.conf", "re"))) {
-                r = errno == ENOENT ? 0 : -errno;
-                goto finish;
-        }
-
-        while (!feof(f)) {
-                char l[LINE_MAX], *t;
-                char **parsed = NULL;
-
-                if (!fgets(l, sizeof(l), f)) {
-                        if (feof(f))
-                                break;
-
-                        r = -errno;
-                        log_error("Failed to read configuration file '/etc/insserv.conf': %s", strerror(-r));
-                        goto finish;
-                }
-
-                t = strstrip(l);
-                if (*t != '$' && *t != '<')
-                        continue;
-
-                parsed = strv_split(t,WHITESPACE);
-                /* we ignore <interactive>, not used, equivalent to X-Interactive */
-                if (parsed && !startswith_no_case (parsed[0], "<interactive>")) {
-                        char *facility;
-                        Unit *u;
-                        if (sysv_translate_facility(parsed[0], NULL, &facility) < 0)
-                                continue;
-                        if ((u = manager_get_unit(mgr, facility)) && (u->type == UNIT_TARGET)) {
-                                UnitDependency e;
-                                char *dep = NULL, *name, **j;
-
-                                STRV_FOREACH (j, parsed+1) {
-                                        if (*j[0]=='+') {
-                                                e = UNIT_WANTS;
-                                                name = *j+1;
-                                        }
-                                        else {
-                                                e = UNIT_REQUIRES;
-                                                name = *j;
-                                        }
-                                        if (sysv_translate_facility(name, NULL, &dep) < 0)
-                                                continue;
-
-                                        r = unit_add_two_dependencies_by_name(u, UNIT_BEFORE, e, dep, NULL, true);
-                                        free(dep);
-                                }
-                        }
-                        free(facility);
-                }
-                strv_free(parsed);
-        }
-finish:
-        if (f)
-                fclose(f);
-
-}
-#endif
-
 static int service_enumerate(Manager *m) {
         char **p;
         unsigned i;
-        DIR *d = NULL;
-        char *path = NULL, *fpath = NULL, *name = NULL;
-        Set *runlevel_services[ELEMENTSOF(rcnd_table)], *shutdown_services = NULL;
+        _cleanup_closedir_ DIR *d = NULL;
+        _cleanup_free_ char *path = NULL, *fpath = NULL, *name = NULL;
+        Set *runlevel_services[ELEMENTSOF(rcnd_table)] = {};
+        _cleanup_set_free_ Set *shutdown_services = NULL;
         Unit *service;
         Iterator j;
         int r;
 
         assert(m);
 
-        if (m->running_as != MANAGER_SYSTEM)
+        if (m->running_as != SYSTEMD_SYSTEM)
                 return 0;
 
-        zero(runlevel_services);
-
         STRV_FOREACH(p, m->lookup_paths.sysvrcnd_path)
                 for (i = 0; i < ELEMENTSOF(rcnd_table); i ++) {
                         struct dirent *de;
@@ -3448,9 +3472,10 @@ static int service_enumerate(Manager *m) {
                         if (d)
                                 closedir(d);
 
-                        if (!(d = opendir(path))) {
+                        d = opendir(path);
+                        if (!d) {
                                 if (errno != ENOENT)
-                                        log_warning("opendir() failed on %s: %s", path, strerror(errno));
+                                        log_warning("opendir(%s) failed: %s", path, strerror(errno));
 
                                 continue;
                         }
@@ -3489,39 +3514,46 @@ static int service_enumerate(Manager *m) {
                                 }
 
                                 free(name);
-                                if (!(name = sysv_translate_name(de->d_name + 3))) {
-                                        r = -ENOMEM;
+                                name = sysv_translate_name(de->d_name + 3);
+                                if (!name) {
+                                        r = log_oom();
                                         goto finish;
                                 }
 
-                                if ((r = manager_load_unit_prepare(m, name, NULL, NULL, &service)) < 0) {
+                                r = manager_load_unit_prepare(m, name, NULL, NULL, &service);
+                                if (r < 0) {
                                         log_warning("Failed to prepare unit %s: %s", name, strerror(-r));
                                         continue;
                                 }
 
                                 if (de->d_name[0] == 'S')  {
 
-                                        if (rcnd_table[i].type == RUNLEVEL_UP || rcnd_table[i].type == RUNLEVEL_SYSINIT) {
+                                        if (rcnd_table[i].type == RUNLEVEL_UP) {
                                                 SERVICE(service)->sysv_start_priority_from_rcnd =
                                                         MAX(a*10 + b, SERVICE(service)->sysv_start_priority_from_rcnd);
 
                                                 SERVICE(service)->sysv_enabled = true;
                                         }
 
-                                        if ((r = set_ensure_allocated(&runlevel_services[i], trivial_hash_func, trivial_compare_func)) < 0)
+                                        r = set_ensure_allocated(&runlevel_services[i],
+                                                                 trivial_hash_func, trivial_compare_func);
+                                        if (r < 0)
                                                 goto finish;
 
-                                        if ((r = set_put(runlevel_services[i], service)) < 0)
+                                        r = set_put(runlevel_services[i], service);
+                                        if (r < 0)
                                                 goto finish;
 
                                 } else if (de->d_name[0] == 'K' &&
-                                           (rcnd_table[i].type == RUNLEVEL_DOWN ||
-                                            rcnd_table[i].type == RUNLEVEL_SYSINIT)) {
+                                           (rcnd_table[i].type == RUNLEVEL_DOWN)) {
 
-                                        if ((r = set_ensure_allocated(&shutdown_services, trivial_hash_func, trivial_compare_func)) < 0)
+                                        r = set_ensure_allocated(&shutdown_services,
+                                                                 trivial_hash_func, trivial_compare_func);
+                                        if (r < 0)
                                                 goto finish;
 
-                                        if ((r = set_put(shutdown_services, service)) < 0)
+                                        r = set_put(shutdown_services, service);
+                                        if (r < 0)
                                                 goto finish;
                                 }
                         }
@@ -3542,7 +3574,10 @@ static int service_enumerate(Manager *m) {
                         if (service->fragment_path)
                                 continue;
 
-                        if ((r = unit_add_two_dependencies_by_name_inverse(service, UNIT_AFTER, UNIT_WANTS, rcnd_table[i].target, NULL, true)) < 0)
+                        r = unit_add_two_dependencies_by_name_inverse(
+                                service, UNIT_AFTER, UNIT_WANTS,
+                                rcnd_table[i].target, NULL, true);
+                        if (r < 0)
                                 goto finish;
                 }
 
@@ -3550,36 +3585,26 @@ static int service_enumerate(Manager *m) {
          * runlevels we assume the stop jobs will be implicitly added
          * by the core logic. Also, we don't really distinguish here
          * between the runlevels 0 and 6 and just add them to the
-         * special shutdown target. On SUSE the boot.d/ runlevel is
-         * also used for shutdown, so we add links for that too to the
-         * shutdown target.*/
+         * special shutdown target. */
         SET_FOREACH(service, shutdown_services, j) {
                 service = unit_follow_merge(service);
 
                 if (service->fragment_path)
                         continue;
 
-                if ((r = unit_add_two_dependencies_by_name(service, UNIT_BEFORE, UNIT_CONFLICTS, SPECIAL_SHUTDOWN_TARGET, NULL, true)) < 0)
+                r = unit_add_two_dependencies_by_name(
+                        service, UNIT_BEFORE, UNIT_CONFLICTS,
+                        SPECIAL_SHUTDOWN_TARGET, NULL, true);
+                if (r < 0)
                         goto finish;
         }
 
         r = 0;
 
-#ifdef TARGET_SUSE
-        sysv_facility_in_insserv_conf (m);
-#endif
-
 finish:
-        free(path);
-        free(fpath);
-        free(name);
 
         for (i = 0; i < ELEMENTSOF(rcnd_table); i++)
                 set_free(runlevel_services[i]);
-        set_free(shutdown_services);
-
-        if (d)
-                closedir(d);
 
         return r;
 }
@@ -3600,11 +3625,17 @@ static void service_bus_name_owner_change(
         assert(old_owner || new_owner);
 
         if (old_owner && new_owner)
-                log_debug("%s's D-Bus name %s changed owner from %s to %s", u->id, name, old_owner, new_owner);
+                log_debug_unit(u->id,
+                               "%s's D-Bus name %s changed owner from %s to %s",
+                               u->id, name, old_owner, new_owner);
         else if (old_owner)
-                log_debug("%s's D-Bus name %s no longer registered by %s", u->id, name, old_owner);
+                log_debug_unit(u->id,
+                               "%s's D-Bus name %s no longer registered by %s",
+                               u->id, name, old_owner);
         else
-                log_debug("%s's D-Bus name %s now registered by %s", u->id, name, new_owner);
+                log_debug_unit(u->id,
+                               "%s's D-Bus name %s now registered by %s",
+                               u->id, name, new_owner);
 
         s->bus_name_good = !!new_owner;
 
@@ -3625,7 +3656,8 @@ static void service_bus_name_owner_change(
                     s->state == SERVICE_RELOAD)) {
 
                 /* Try to acquire PID from bus service */
-                log_debug("Trying to acquire PID from D-Bus name...");
+                log_debug_unit(u->id,
+                               "Trying to acquire PID from D-Bus name...");
 
                 bus_query_pid(u->manager, name);
         }
@@ -3641,7 +3673,9 @@ static void service_bus_query_pid_done(
         assert(s);
         assert(name);
 
-        log_debug("%s's D-Bus name %s is now owned by process %u", u->id, name, (unsigned) pid);
+        log_debug_unit(u->id,
+                       "%s's D-Bus name %s is now owned by process %u",
+                       u->id, name, (unsigned) pid);
 
         if (s->main_pid <= 0 &&
             (s->state == SERVICE_START ||
@@ -3693,65 +3727,7 @@ static void service_reset_failed(Unit *u) {
 
 static int service_kill(Unit *u, KillWho who, int signo, DBusError *error) {
         Service *s = SERVICE(u);
-        int r = 0;
-        Set *pid_set = NULL;
-
-        assert(s);
-
-        if (s->main_pid <= 0 && who == KILL_MAIN) {
-                dbus_set_error(error, BUS_ERROR_NO_SUCH_PROCESS, "No main process to kill");
-                return -ESRCH;
-        }
-
-        if (s->control_pid <= 0 && who == KILL_CONTROL) {
-                dbus_set_error(error, BUS_ERROR_NO_SUCH_PROCESS, "No control process to kill");
-                return -ESRCH;
-        }
-
-        if (who == KILL_CONTROL || who == KILL_ALL)
-                if (s->control_pid > 0)
-                        if (kill(s->control_pid, signo) < 0)
-                                r = -errno;
-
-        if (who == KILL_MAIN || who == KILL_ALL)
-                if (s->main_pid > 0)
-                        if (kill(s->main_pid, signo) < 0)
-                                r = -errno;
-
-        if (who == KILL_ALL) {
-                int q;
-
-                pid_set = set_new(trivial_hash_func, trivial_compare_func);
-                if (!pid_set)
-                        return -ENOMEM;
-
-                /* Exclude the control/main pid from being killed via the cgroup */
-                if (s->control_pid > 0) {
-                        q = set_put(pid_set, LONG_TO_PTR(s->control_pid));
-                        if (q < 0) {
-                                r = q;
-                                goto finish;
-                        }
-                }
-
-                if (s->main_pid > 0) {
-                        q = set_put(pid_set, LONG_TO_PTR(s->main_pid));
-                        if (q < 0) {
-                                r = q;
-                                goto finish;
-                        }
-                }
-
-                q = cgroup_bonding_kill_list(UNIT(s)->cgroup_bondings, signo, false, false, pid_set, NULL);
-                if (q < 0 && q != -EAGAIN && q != -ESRCH && q != -ENOENT)
-                        r = q;
-        }
-
-finish:
-        if (pid_set)
-                set_free(pid_set);
-
-        return r;
+        return unit_kill_common(u, who, signo, s->main_pid, s->control_pid, error);
 }
 
 static const char* const service_state_table[_SERVICE_STATE_MAX] = {
@@ -3821,7 +3797,8 @@ static const char* const service_result_table[_SERVICE_RESULT_MAX] = {
         [SERVICE_FAILURE_EXIT_CODE] = "exit-code",
         [SERVICE_FAILURE_SIGNAL] = "signal",
         [SERVICE_FAILURE_CORE_DUMP] = "core-dump",
-        [SERVICE_FAILURE_WATCHDOG] = "watchdog"
+        [SERVICE_FAILURE_WATCHDOG] = "watchdog",
+        [SERVICE_FAILURE_START_LIMIT] = "start-limit"
 };
 
 DEFINE_STRING_TABLE_LOOKUP(service_result, ServiceResult);
@@ -3836,11 +3813,15 @@ DEFINE_STRING_TABLE_LOOKUP(start_limit_action, StartLimitAction);
 
 const UnitVTable service_vtable = {
         .object_size = sizeof(Service),
+
         .sections =
                 "Unit\0"
                 "Service\0"
                 "Install\0",
 
+        .exec_context_offset = offsetof(Service, exec_context),
+        .exec_section = "Service",
+
         .init = service_init,
         .done = service_done,
         .load = service_load,