X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=blobdiff_plain;f=src%2Fcore%2Funit.c;h=4b9abf32dc04379cc210b79cc4211276d778c16c;hp=91a00edf7196ab58dfcee3f03099102d31dcc895;hb=3ecaa09bccd8a59c9f1e06756a1334a162206dc4;hpb=2875e22b65452896d5569eecb3a08265dd658173 diff --git a/src/core/unit.c b/src/core/unit.c index 91a00edf7..4b9abf32d 100644 --- a/src/core/unit.c +++ b/src/core/unit.c @@ -701,7 +701,7 @@ void unit_dump(Unit *u, FILE *f, const char *prefix) { fprintf(f, "%s\tDropIn Path: %s\n", prefix, *j); if (u->job_timeout > 0) - fprintf(f, "%s\tJob Timeout: %s\n", prefix, format_timespan(timespan, sizeof(timespan), u->job_timeout)); + fprintf(f, "%s\tJob Timeout: %s\n", prefix, format_timespan(timespan, sizeof(timespan), u->job_timeout, 0)); condition_dump_list(u->conditions, f, prefix); @@ -914,8 +914,8 @@ int unit_load(Unit *u) { if (u->on_failure_isolate && set_size(u->dependencies[UNIT_ON_FAILURE]) > 1) { - log_error("More than one OnFailure= dependencies specified for %s but OnFailureIsolate= enabled. Refusing.", - u->id); + log_error_unit(u->id, + "More than one OnFailure= dependencies specified for %s but OnFailureIsolate= enabled. Refusing.", u->id); r = -EINVAL; goto fail; @@ -934,7 +934,8 @@ fail: unit_add_to_dbus_queue(u); unit_add_to_gc_queue(u); - log_debug("Failed to load configuration for %s: %s", u->id, strerror(-r)); + log_debug_unit(u->id, "Failed to load configuration for %s: %s", + u->id, strerror(-r)); return r; } @@ -1031,10 +1032,10 @@ static void unit_status_log_starting_stopping_reloading(Unit *u, JobType t) { SD_MESSAGE_UNIT_RELOADING; log_struct_unit(LOG_INFO, - u->id, - MESSAGE_ID(mid), - "MESSAGE=%s", buf, - NULL); + u->id, + MESSAGE_ID(mid), + "MESSAGE=%s", buf, + NULL); } #pragma GCC diagnostic pop @@ -1067,13 +1068,14 @@ int unit_start(Unit *u) { * but we don't want to recheck the condition in that case. */ if (state != UNIT_ACTIVATING && !unit_condition_test(u)) { - log_debug("Starting of %s requested but condition failed. Ignoring.", u->id); + log_debug_unit(u->id, "Starting of %s requested but condition failed. Ignoring.", u->id); return -EALREADY; } /* Forward to the main object, if we aren't it. */ if ((following = unit_following(u))) { - log_debug("Redirecting start request from %s to %s.", u->id, following->id); + log_debug_unit(u->id, "Redirecting start request from %s to %s.", + u->id, following->id); return unit_start(following); } @@ -1124,7 +1126,8 @@ int unit_stop(Unit *u) { return -EALREADY; if ((following = unit_following(u))) { - log_debug("Redirecting stop request from %s to %s.", u->id, following->id); + log_debug_unit(u->id, "Redirecting stop request from %s to %s.", + u->id, following->id); return unit_stop(following); } @@ -1164,7 +1167,8 @@ int unit_reload(Unit *u) { return -ENOEXEC; if ((following = unit_following(u))) { - log_debug("Redirecting reload request from %s to %s.", u->id, following->id); + log_debug_unit(u->id, "Redirecting reload request from %s to %s.", + u->id, following->id); return unit_reload(following); } @@ -1217,7 +1221,7 @@ static void unit_check_unneeded(Unit *u) { if (unit_pending_active(other)) return; - log_info("Service %s is not needed anymore. Stopping.", u->id); + log_info_unit(u->id, "Service %s is not needed anymore. Stopping.", u->id); /* Ok, nobody needs us anymore. Sniff. Then let's commit suicide */ manager_add_job(u->manager, JOB_STOP, u, JOB_FAIL, true, NULL, NULL); @@ -1300,7 +1304,7 @@ static void check_unneeded_dependencies(Unit *u) { unit_check_unneeded(other); } -void unit_trigger_on_failure(Unit *u) { +void unit_start_on_failure(Unit *u) { Unit *other; Iterator i; @@ -1309,16 +1313,28 @@ void unit_trigger_on_failure(Unit *u) { if (set_size(u->dependencies[UNIT_ON_FAILURE]) <= 0) return; - log_info("Triggering OnFailure= dependencies of %s.", u->id); + log_info_unit(u->id, "Triggering OnFailure= dependencies of %s.", u->id); SET_FOREACH(other, u->dependencies[UNIT_ON_FAILURE], i) { int r; - if ((r = manager_add_job(u->manager, JOB_START, other, u->on_failure_isolate ? JOB_ISOLATE : JOB_REPLACE, true, NULL, NULL)) < 0) - log_error("Failed to enqueue OnFailure= job: %s", strerror(-r)); + r = manager_add_job(u->manager, JOB_START, other, u->on_failure_isolate ? JOB_ISOLATE : JOB_REPLACE, true, NULL, NULL); + if (r < 0) + log_error_unit(u->id, "Failed to enqueue OnFailure= job: %s", strerror(-r)); } } +void unit_trigger_notify(Unit *u) { + Unit *other; + Iterator i; + + assert(u); + + SET_FOREACH(other, u->dependencies[UNIT_TRIGGERED_BY], i) + if (UNIT_VTABLE(other)->trigger_notify) + UNIT_VTABLE(other)->trigger_notify(other, u); +} + void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_success) { Manager *m; bool unexpected; @@ -1349,9 +1365,6 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su u->active_enter_timestamp = ts; else if (UNIT_IS_ACTIVE_OR_RELOADING(os) && !UNIT_IS_ACTIVE_OR_RELOADING(ns)) u->active_exit_timestamp = ts; - - timer_unit_notify(u, ns); - path_unit_notify(u, ns); } if (UNIT_IS_INACTIVE_OR_FAILED(ns)) @@ -1454,11 +1467,9 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su check_unneeded_dependencies(u); if (ns != os && ns == UNIT_FAILED) { - log_struct_unit(LOG_NOTICE, - u->id, - "MESSAGE=Unit %s entered failed state", u->id, - NULL); - unit_trigger_on_failure(u); + log_notice_unit(u->id, + "MESSAGE=Unit %s entered failed state.", u->id); + unit_start_on_failure(u); } } @@ -1509,6 +1520,7 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su } manager_recheck_journal(m); + unit_trigger_notify(u); /* Maybe we finished startup and are now ready for being * stopped because unneeded? */ @@ -1520,17 +1532,16 @@ void unit_notify(Unit *u, UnitActiveState os, UnitActiveState ns, bool reload_su } int unit_watch_fd(Unit *u, int fd, uint32_t events, Watch *w) { - struct epoll_event ev; + struct epoll_event ev = { + .data.ptr = w, + .events = events, + }; assert(u); assert(fd >= 0); assert(w); assert(w->type == WATCH_INVALID || (w->type == WATCH_FD && w->fd == fd && w->data.unit == u)); - zero(ev); - ev.data.ptr = w; - ev.events = events; - if (epoll_ctl(u->manager->epoll_fd, w->type == WATCH_INVALID ? EPOLL_CTL_ADD : EPOLL_CTL_MOD, fd, @@ -1578,7 +1589,7 @@ void unit_unwatch_pid(Unit *u, pid_t pid) { } int unit_watch_timer(Unit *u, clockid_t clock_id, bool relative, usec_t usec, Watch *w) { - struct itimerspec its; + struct itimerspec its = {}; int flags, fd; bool ours; @@ -1603,8 +1614,6 @@ int unit_watch_timer(Unit *u, clockid_t clock_id, bool relative, usec_t usec, Wa } else assert_not_reached("Invalid watch type"); - zero(its); - if (usec <= 0) { /* Set absolute time in the past, but not 0, since we * don't want to disarm the timer */ @@ -1622,11 +1631,10 @@ int unit_watch_timer(Unit *u, clockid_t clock_id, bool relative, usec_t usec, Wa goto fail; if (w->type == WATCH_INVALID) { - struct epoll_event ev; - - zero(ev); - ev.data.ptr = w; - ev.events = EPOLLIN; + struct epoll_event ev = { + .data.ptr = w, + .events = EPOLLIN, + }; if (epoll_ctl(u->manager->epoll_fd, EPOLL_CTL_ADD, fd, &ev) < 0) goto fail; @@ -1811,14 +1819,13 @@ static const char *resolve_template(Unit *u, const char *name, const char*path, if (u->instance) s = unit_name_replace_instance(name, u->instance); else { - char *i; + _cleanup_free_ char *i = NULL; i = unit_name_to_prefix(u->id); if (!i) return NULL; s = unit_name_replace_instance(name, i); - free(i); } if (!s) @@ -1973,15 +1980,30 @@ char *unit_default_cgroup_path(Unit *u) { assert(u); if (u->instance) { - _cleanup_free_ char *t = NULL; + _cleanup_free_ char *t = NULL, *escaped_template = NULL, *escaped_instance = NULL; t = unit_name_template(u->id); if (!t) return NULL; - return strjoin(u->manager->cgroup_hierarchy, "/", t, "/", u->instance, NULL); - } else - return strjoin(u->manager->cgroup_hierarchy, "/", u->id, NULL); + escaped_template = cg_escape(t); + if (!escaped_template) + return NULL; + + escaped_instance = cg_escape(u->id); + if (!escaped_instance) + return NULL; + + return strjoin(u->manager->cgroup_hierarchy, "/", escaped_template, "/", escaped_instance, NULL); + } else { + _cleanup_free_ char *escaped = NULL; + + escaped = cg_escape(u->id); + if (!escaped) + return NULL; + + return strjoin(u->manager->cgroup_hierarchy, "/", escaped, NULL); + } } int unit_add_cgroup_from_text(Unit *u, const char *name, bool overwrite, CGroupBonding **ret) { @@ -2910,7 +2932,7 @@ int unit_write_drop_in(Unit *u, bool runtime, const char *name, const char *data return r; mkdir_p(p, 0755); - return write_one_line_file_atomic_label(q, data); + return write_string_file_atomic_label(q, data); } int unit_remove_drop_in(Unit *u, bool runtime, const char *name) {