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-rw-r--r--src/dbus-path.c7
-rw-r--r--src/dbus-path.h2
-rw-r--r--src/path.c43
-rw-r--r--src/path.h13
4 files changed, 53 insertions, 12 deletions
diff --git a/src/dbus-path.c b/src/dbus-path.c
index 083ba9e606..5506784c38 100644
--- a/src/dbus-path.c
+++ b/src/dbus-path.c
@@ -32,6 +32,7 @@
" <property name=\"Paths\" type=\"a(ss)\" access=\"read\"/>\n" \
" <property name=\"MakeDirectory\" type=\"b\" access=\"read\"/>\n" \
" <property name=\"DirectoryMode\" type=\"u\" access=\"read\"/>\n" \
+ " <property name=\"Result\" type=\"s\" access=\"read\"/>\n" \
" </interface>\n"
#define INTROSPECTION \
@@ -50,6 +51,9 @@
const char bus_path_interface[] _introspect_("Path") = BUS_PATH_INTERFACE;
+const char bus_path_invalidating_properties[] =
+ "Result\0";
+
static int bus_path_append_paths(DBusMessageIter *i, const char *property, void *data) {
Path *p = data;
DBusMessageIter sub, sub2;
@@ -92,11 +96,14 @@ static int bus_path_append_unit(DBusMessageIter *i, const char *property, void *
return dbus_message_iter_append_basic(i, DBUS_TYPE_STRING, &t) ? 0 : -ENOMEM;
}
+static DEFINE_BUS_PROPERTY_APPEND_ENUM(bus_path_append_path_result, path_result, PathResult);
+
static const BusProperty bus_path_properties[] = {
{ "Unit", bus_path_append_unit, "s", 0 },
{ "Paths", bus_path_append_paths, "a(ss)", 0 },
{ "MakeDirectory", bus_property_append_bool, "b", offsetof(Path, make_directory) },
{ "DirectoryMode", bus_property_append_mode, "u", offsetof(Path, directory_mode) },
+ { "Result", bus_path_append_path_result, "s", offsetof(Path, result) },
{ NULL, }
};
diff --git a/src/dbus-path.h b/src/dbus-path.h
index f825e13f24..2888400a13 100644
--- a/src/dbus-path.h
+++ b/src/dbus-path.h
@@ -30,4 +30,6 @@ DBusHandlerResult bus_path_message_handler(Unit *u, DBusConnection *c, DBusMessa
extern const char bus_path_interface[];
+extern const char bus_path_invalidating_properties[];
+
#endif
diff --git a/src/path.c b/src/path.c
index a16d3fa0f2..e97cd09810 100644
--- a/src/path.c
+++ b/src/path.c
@@ -369,10 +369,12 @@ static void path_dump(Unit *u, FILE *f, const char *prefix) {
fprintf(f,
"%sPath State: %s\n"
+ "%sResult: %s\n"
"%sUnit: %s\n"
"%sMakeDirectory: %s\n"
"%sDirectoryMode: %04o\n",
prefix, path_state_to_string(p->state),
+ prefix, path_result_to_string(p->result),
prefix, UNIT_DEREF(p->unit)->id,
prefix, yes_no(p->make_directory),
prefix, p->directory_mode);
@@ -443,13 +445,13 @@ static int path_coldplug(Unit *u) {
return 0;
}
-static void path_enter_dead(Path *p, bool success) {
+static void path_enter_dead(Path *p, PathResult f) {
assert(p);
- if (!success)
- p->failure = true;
+ if (f != PATH_SUCCESS)
+ p->result = f;
- path_set_state(p, p->failure ? PATH_FAILED : PATH_DEAD);
+ path_set_state(p, p->result != PATH_SUCCESS ? PATH_FAILED : PATH_DEAD);
}
static void path_enter_running(Path *p) {
@@ -476,7 +478,7 @@ static void path_enter_running(Path *p) {
fail:
log_warning("%s failed to queue unit startup job: %s", UNIT(p)->id, bus_error(&error, r));
- path_enter_dead(p, false);
+ path_enter_dead(p, PATH_FAILURE_RESOURCES);
dbus_error_free(&error);
}
@@ -526,7 +528,7 @@ static void path_enter_waiting(Path *p, bool initial, bool recheck) {
fail:
log_warning("%s failed to enter waiting state: %s", UNIT(p)->id, strerror(-r));
- path_enter_dead(p, false);
+ path_enter_dead(p, PATH_FAILURE_RESOURCES);
}
static void path_mkdir(Path *p) {
@@ -552,7 +554,7 @@ static int path_start(Unit *u) {
path_mkdir(p);
- p->failure = false;
+ p->result = PATH_SUCCESS;
path_enter_waiting(p, true, true);
return 0;
@@ -564,7 +566,7 @@ static int path_stop(Unit *u) {
assert(p);
assert(p->state == PATH_WAITING || p->state == PATH_RUNNING);
- path_enter_dead(p, true);
+ path_enter_dead(p, PATH_SUCCESS);
return 0;
}
@@ -576,6 +578,7 @@ static int path_serialize(Unit *u, FILE *f, FDSet *fds) {
assert(fds);
unit_serialize_item(u, f, "state", path_state_to_string(p->state));
+ unit_serialize_item(u, f, "result", path_result_to_string(p->result));
return 0;
}
@@ -595,6 +598,16 @@ static int path_deserialize_item(Unit *u, const char *key, const char *value, FD
log_debug("Failed to parse state value %s", value);
else
p->deserialized_state = state;
+
+ } else if (streq(key, "result")) {
+ PathResult f;
+
+ f = path_result_from_string(value);
+ if (f < 0)
+ log_debug("Failed to parse result value %s", value);
+ else if (f != PATH_SUCCESS)
+ p->result = f;
+
} else
log_debug("Unknown serialization key '%s'", key);
@@ -653,7 +666,7 @@ static void path_fd_event(Unit *u, int fd, uint32_t events, Watch *w) {
return;
fail:
- path_enter_dead(p, false);
+ path_enter_dead(p, PATH_FAILURE_RESOURCES);
}
void path_unit_notify(Unit *u, UnitActiveState new_state) {
@@ -693,7 +706,7 @@ static void path_reset_failed(Unit *u) {
if (p->state == PATH_FAILED)
path_set_state(p, PATH_DEAD);
- p->failure = false;
+ p->result = PATH_SUCCESS;
}
static const char* const path_state_table[_PATH_STATE_MAX] = {
@@ -715,6 +728,13 @@ static const char* const path_type_table[_PATH_TYPE_MAX] = {
DEFINE_STRING_TABLE_LOOKUP(path_type, PathType);
+static const char* const path_result_table[_PATH_RESULT_MAX] = {
+ [PATH_SUCCESS] = "success",
+ [PATH_FAILURE_RESOURCES] = "resources"
+};
+
+DEFINE_STRING_TABLE_LOOKUP(path_result, PathResult);
+
const UnitVTable path_vtable = {
.suffix = ".path",
.object_size = sizeof(Path),
@@ -745,5 +765,6 @@ const UnitVTable path_vtable = {
.reset_failed = path_reset_failed,
.bus_interface = "org.freedesktop.systemd1.Path",
- .bus_message_handler = bus_path_message_handler
+ .bus_message_handler = bus_path_message_handler,
+ .bus_invalidating_properties = bus_path_invalidating_properties
};
diff --git a/src/path.h b/src/path.h
index 04d43c8d51..efb6b5eb44 100644
--- a/src/path.h
+++ b/src/path.h
@@ -69,6 +69,13 @@ static inline bool path_spec_owns_inotify_fd(PathSpec *s, int fd) {
return s->inotify_fd == fd;
}
+typedef enum PathResult {
+ PATH_SUCCESS,
+ PATH_FAILURE_RESOURCES,
+ _PATH_RESULT_MAX,
+ _PATH_RESULT_INVALID = -1
+} PathResult;
+
struct Path {
Unit meta;
@@ -78,11 +85,12 @@ struct Path {
PathState state, deserialized_state;
- bool failure;
bool inotify_triggered;
bool make_directory;
mode_t directory_mode;
+
+ PathResult result;
};
void path_unit_notify(Unit *u, UnitActiveState new_state);
@@ -99,4 +107,7 @@ PathState path_state_from_string(const char *s);
const char* path_type_to_string(PathType i);
PathType path_type_from_string(const char *s);
+const char* path_result_to_string(PathResult i);
+PathResult path_result_from_string(const char *s);
+
#endif
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-14 04:29:15 +0000