_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
int r;
+ assert(bus);
+ assert(path);
+ assert(interface);
+ assert(property);
+ assert(val);
+
r = sd_bus_get_property_trivial(
bus,
"org.freedesktop.systemd1",
return 0;
}
+static int bus_get_unit_property_strv(sd_bus *bus, const char *path, const char *property, char ***strv) {
+ _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
+ int r;
+
+ assert(bus);
+ assert(path);
+ assert(property);
+ assert(strv);
+
+ r = sd_bus_get_property_strv(
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.systemd1.Unit",
+ property,
+ &error,
+ strv);
+ if (r < 0) {
+ log_error("Failed to get unit property %s: %s", property, bus_error_message(&error, -r));
+ return r;
+ }
+
+ return 0;
+}
+
static int compare_unit_time(const void *a, const void *b) {
return compare(((struct unit_times *)b)->time,
((struct unit_times *)a)->time);
return r;
}
-static int bus_get_unit_property_strv(sd_bus *bus, const char *unit_path, const char *prop, char ***strv) {
- _cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
- _cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
- int r;
- const char *s;
-
- r = sd_bus_get_property(
- bus,
- "org.freedesktop.systemd1",
- unit_path,
- "org.freedesktop.systemd1.Unit",
- prop,
- &error,
- &reply,
- "as");
- if (r < 0) {
- log_error("Failed to get unit property: %s %s", prop, bus_error_message(&error, -r));
- return r;
- }
-
- r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "s");
- if (r < 0)
- return r;
-
- while ((r = sd_bus_message_read(reply, "s", &s)) > 0) {
- r = strv_extend(strv, s);
- if (r < 0) {
- log_oom();
- return r;
- }
- }
-
- if (r < 0)
- return bus_log_parse_error(r);
-
- return r;
-}
-
static int acquire_time_data(sd_bus *bus, struct unit_times **out) {
_cleanup_bus_message_unref_ sd_bus_message *reply = NULL;
_cleanup_bus_error_free_ sd_bus_error error = SD_BUS_ERROR_NULL;
r = sd_bus_call_method(
bus,
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "ListUnits",
- &error,
- &reply,
- "");
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "ListUnits",
+ &error, &reply,
+ NULL);
if (r < 0) {
- log_error("Failed to parse reply: %s", bus_error_message(&error, -r));
+ log_error("Failed to list units: %s", bus_error_message(&error, -r));
goto fail;
}
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
- if (r < 0)
+ if (r < 0) {
+ bus_log_parse_error(r);
goto fail;
+ }
while ((r = bus_parse_unit_info(reply, &u)) > 0) {
struct unit_times *t;
if (times.finish_time <= 0) {
log_error("Bootup is not yet finished. Please try again later.");
- return -EAGAIN;
+ return -EINPROGRESS;
}
if (times.initrd_time)
svg("</g>\n\n");
- svg("</svg>");
+ svg("</svg>\n");
free_unit_times(times, (unsigned) n);
printf("%s @%s", name, format_timespan(ts, sizeof(ts), times->activated - boot->userspace_time, USEC_PER_MSEC));
else
printf("%s", name);
- } else printf("%s", name);
+ } else
+ printf("%s", name);
printf("\n");
return 0;
}
static int list_dependencies_get_dependencies(sd_bus *bus, const char *name, char ***deps) {
- _cleanup_free_ char *path;
-
- int r = 0;
- char **ret = NULL;
+ _cleanup_free_ char *path = NULL;
assert(bus);
assert(name);
path = unit_dbus_path_from_name(name);
if (path == NULL)
- return -EINVAL;
-
- r = bus_get_unit_property_strv(bus, path, "After", &ret);
+ return -ENOMEM;
- if (r < 0)
- strv_free(ret);
- else
- *deps = ret;
- return r;
+ return bus_get_unit_property_strv(bus, path, "After", deps);
}
static Hashmap *unit_times_hashmap;
struct unit_times *times;
struct boot_times *boot;
- if(strv_extend(units, name))
+ if (strv_extend(units, name))
return log_oom();
r = list_dependencies_get_dependencies(bus, name, &deps);
path = unit_dbus_path_from_name(name);
if (path == NULL)
- return -EINVAL;
+ return -ENOMEM;
r = sd_bus_get_property(
bus,
static int analyze_critical_chain(sd_bus *bus, char *names[]) {
struct unit_times *times;
- int n, r;
unsigned int i;
Hashmap *h;
+ int n, r;
n = acquire_time_data(bus, ×);
if (n <= 0)
r = bus_get_unit_property_strv(bus, u->unit_path, prop, &units);
if (r < 0)
- return -r;
+ return r;
STRV_FOREACH(unit, units) {
char **p;
&reply,
"");
if (r < 0) {
- log_error("Failed to parse reply: %s", bus_error_message(&error, -r));
- return r;
+ log_error("Failed to list units: %s", bus_error_message(&error, -r));
+ return r;
}
r = sd_bus_message_enter_container(reply, SD_BUS_TYPE_ARRAY, "(ssssssouso)");
if (r < 0)
- return r;
+ return bus_log_parse_error(r);
printf("digraph systemd {\n");
&reply,
"");
if (r < 0) {
- log_error("Failed to parse reply: %s", bus_error_message(&error, -r));
+ log_error("Failed issue method call: %s", bus_error_message(&error, -r));
return r;
}