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Diffstat (limited to 'src/core/manager.c')
-rw-r--r--src/core/manager.c173
1 files changed, 172 insertions, 1 deletions
diff --git a/src/core/manager.c b/src/core/manager.c
index c6f13f7d5a..ec12a75371 100644
--- a/src/core/manager.c
+++ b/src/core/manager.c
@@ -79,6 +79,11 @@
/* As soon as 5s passed since a unit was added to our GC queue, make sure to run a gc sweep */
#define GC_QUEUE_USEC_MAX (10*USEC_PER_SEC)
+/* Initial delay and the interval for printing status messages about running jobs */
+#define JOBS_IN_PROGRESS_WAIT_SEC 5
+#define JOBS_IN_PROGRESS_PERIOD_SEC 1
+#define JOBS_IN_PROGRESS_PERIOD_DIVISOR 3
+
/* Where clients shall send notification messages to */
#define NOTIFY_SOCKET "@/org/freedesktop/systemd1/notify"
@@ -140,6 +145,146 @@ static int manager_setup_notify(Manager *m) {
return 0;
}
+static int manager_jobs_in_progress_mod_timer(Manager *m) {
+ struct itimerspec its;
+
+ zero(its);
+
+ its.it_value.tv_sec = JOBS_IN_PROGRESS_WAIT_SEC;
+ its.it_interval.tv_sec = JOBS_IN_PROGRESS_PERIOD_SEC;
+
+ if (timerfd_settime(m->jobs_in_progress_watch.fd, 0, &its, NULL) < 0)
+ return -errno;
+
+ return 0;
+}
+
+static int manager_watch_jobs_in_progress(Manager *m) {
+ struct epoll_event ev;
+ int r;
+
+ assert(m);
+
+ if (m->jobs_in_progress_watch.type != WATCH_INVALID)
+ return 0;
+
+ m->jobs_in_progress_watch.type = WATCH_JOBS_IN_PROGRESS;
+ m->jobs_in_progress_watch.fd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK|TFD_CLOEXEC);
+ if (m->jobs_in_progress_watch.fd < 0) {
+ log_error("Failed to create timerfd: %m");
+ r = -errno;
+ goto err;
+ }
+
+ r = manager_jobs_in_progress_mod_timer(m);
+ if (r < 0) {
+ log_error("Failed to set up timer for jobs progress watch: %s", strerror(-r));
+ goto err;
+ }
+
+ zero(ev);
+ ev.events = EPOLLIN;
+ ev.data.ptr = &m->jobs_in_progress_watch;
+
+ if (epoll_ctl(m->epoll_fd, EPOLL_CTL_ADD, m->jobs_in_progress_watch.fd, &ev) < 0) {
+ log_error("Failed to add jobs progress timer fd to epoll: %m");
+ r = -errno;
+ goto err;
+ }
+
+ log_debug("Set up jobs progress timerfd.");
+
+ return 0;
+
+err:
+ if (m->jobs_in_progress_watch.fd >= 0)
+ close_nointr_nofail(m->jobs_in_progress_watch.fd);
+ watch_init(&m->jobs_in_progress_watch);
+ return r;
+}
+
+static void manager_unwatch_jobs_in_progress(Manager *m) {
+ if (m->jobs_in_progress_watch.type != WATCH_JOBS_IN_PROGRESS)
+ return;
+
+ assert_se(epoll_ctl(m->epoll_fd, EPOLL_CTL_DEL, m->jobs_in_progress_watch.fd, NULL) >= 0);
+ close_nointr_nofail(m->jobs_in_progress_watch.fd);
+ watch_init(&m->jobs_in_progress_watch);
+ m->jobs_in_progress_iteration = 0;
+
+ log_debug("Closed jobs progress timerfd.");
+}
+
+#define CYLON_BUFFER_EXTRA (2*strlen(ANSI_RED_ON) + strlen(ANSI_HIGHLIGHT_RED_ON) + 2*strlen(ANSI_HIGHLIGHT_OFF))
+static void draw_cylon(char buffer[], size_t buflen, unsigned width, unsigned pos) {
+ char *p = buffer;
+
+ assert(buflen >= CYLON_BUFFER_EXTRA + width + 1);
+ assert(pos <= width+1); /* 0 or width+1 mean that the center light is behind the corner */
+
+ if (pos > 1) {
+ if (pos > 2) {
+ memset(p, ' ', pos-2);
+ p += pos-2;
+ }
+ memcpy(p, ANSI_RED_ON, strlen(ANSI_RED_ON));
+ p += strlen(ANSI_RED_ON);
+ *p++ = '*';
+ }
+
+ if (pos > 0 && pos <= width) {
+ memcpy(p, ANSI_HIGHLIGHT_RED_ON, strlen(ANSI_HIGHLIGHT_RED_ON));
+ p += strlen(ANSI_HIGHLIGHT_RED_ON);
+ *p++ = '*';
+ }
+
+ memcpy(p, ANSI_HIGHLIGHT_OFF, strlen(ANSI_HIGHLIGHT_OFF));
+ p += strlen(ANSI_HIGHLIGHT_OFF);
+
+ if (pos < width) {
+ memcpy(p, ANSI_RED_ON, strlen(ANSI_RED_ON));
+ p += strlen(ANSI_RED_ON);
+ *p++ = '*';
+ if (pos < width-1) {
+ memset(p, ' ', width-1-pos);
+ p += width-1-pos;
+ }
+ memcpy(p, ANSI_HIGHLIGHT_OFF, strlen(ANSI_HIGHLIGHT_OFF));
+ p += strlen(ANSI_HIGHLIGHT_OFF);
+ }
+ *p = 0;
+}
+
+static void manager_print_jobs_in_progress(Manager *m) {
+ Iterator i;
+ Job *j;
+ char *job_of_n = NULL;
+ unsigned counter = 0, print_nr;
+ char cylon[6 + CYLON_BUFFER_EXTRA + 1];
+ unsigned cylon_pos;
+
+ print_nr = (m->jobs_in_progress_iteration / JOBS_IN_PROGRESS_PERIOD_DIVISOR) % m->n_running_jobs;
+
+ HASHMAP_FOREACH(j, m->jobs, i)
+ if (j->state == JOB_RUNNING && counter++ == print_nr)
+ break;
+
+ cylon_pos = m->jobs_in_progress_iteration % 14;
+ if (cylon_pos >= 8)
+ cylon_pos = 14 - cylon_pos;
+ draw_cylon(cylon, sizeof(cylon), 6, cylon_pos);
+
+ if (m->n_running_jobs > 1)
+ if (asprintf(&job_of_n, "(%u of %u) ", counter, m->n_running_jobs) < 0)
+ job_of_n = NULL;
+
+ manager_status_printf(m, true, cylon, "%sA %s job is running for %s",
+ strempty(job_of_n), job_type_to_string(j->type), unit_description(j->unit));
+ free(job_of_n);
+
+ m->jobs_in_progress_iteration++;
+}
+
static int manager_setup_time_change(Manager *m) {
struct epoll_event ev;
struct itimerspec its;
@@ -324,6 +469,7 @@ int manager_new(SystemdRunningAs running_as, Manager **_m) {
watch_init(&m->swap_watch);
watch_init(&m->udev_watch);
watch_init(&m->time_change_watch);
+ watch_init(&m->jobs_in_progress_watch);
m->epoll_fd = m->dev_autofs_fd = -1;
m->current_job_id = 1; /* start as id #1, so that we can leave #0 around as "null-like" value */
@@ -564,6 +710,8 @@ void manager_free(Manager *m) {
close_nointr_nofail(m->notify_watch.fd);
if (m->time_change_watch.fd >= 0)
close_nointr_nofail(m->time_change_watch.fd);
+ if (m->jobs_in_progress_watch.fd >= 0)
+ close_nointr_nofail(m->jobs_in_progress_watch.fd);
free(m->notify_socket);
@@ -988,6 +1136,10 @@ unsigned manager_dispatch_run_queue(Manager *m) {
}
m->dispatching_run_queue = false;
+
+ if (hashmap_size(m->jobs) > 0)
+ manager_watch_jobs_in_progress(m);
+
return n;
}
@@ -1527,6 +1679,16 @@ static int process_event(Manager *m, struct epoll_event *ev) {
break;
}
+ case WATCH_JOBS_IN_PROGRESS: {
+ uint64_t v;
+
+ /* not interested in the data */
+ read(w->fd, &v, sizeof(v));
+
+ manager_print_jobs_in_progress(m);
+ break;
+ }
+
default:
log_error("event type=%i", w->type);
assert_not_reached("Unknown epoll event type.");
@@ -2199,8 +2361,10 @@ void manager_check_finished(Manager *m) {
assert(m);
- if (hashmap_size(m->jobs) > 0)
+ if (hashmap_size(m->jobs) > 0) {
+ manager_jobs_in_progress_mod_timer(m);
return;
+ }
/* Notify Type=idle units that we are done now */
close_pipe(m->idle_pipe);
@@ -2208,6 +2372,8 @@ void manager_check_finished(Manager *m) {
/* Turn off confirm spawn now */
m->confirm_spawn = false;
+ manager_unwatch_jobs_in_progress(m);
+
if (dual_timestamp_is_set(&m->finish_timestamp))
return;
@@ -2500,6 +2666,11 @@ void manager_status_printf(Manager *m, bool ephemeral, const char *status, const
if (!manager_get_show_status(m))
return;
+ /* XXX We should totally drop the check for ephemeral here
+ * and thus effectively make 'Type=idle' pointless. */
+ if (ephemeral && m->n_on_console > 0)
+ return;
+
if (!manager_is_booting_or_shutting_down(m))
return;