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Diffstat (limited to 'src/systemctl/systemctl.c')
-rw-r--r--src/systemctl/systemctl.c215
1 files changed, 77 insertions, 138 deletions
diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c
index f2da2ad604..77fc80b244 100644
--- a/src/systemctl/systemctl.c
+++ b/src/systemctl/systemctl.c
@@ -1569,32 +1569,64 @@ finish:
return r;
}
-static int is_socket_listening(
- DBusConnection *bus,
- const char *socket_name) {
-
- DBusError error;
+static int check_one_unit(DBusConnection *bus, char *name, bool quiet) {
DBusMessage *m = NULL, *reply = NULL;
+ DBusError error;
DBusMessageIter iter, sub;
- char *socket_object_path = NULL;
- const char *sub_state = NULL,
- *interface = "org.freedesktop.systemd1.Unit",
- *property = "SubState";
- int r = 0;
+ const char
+ *interface = "org.freedesktop.systemd1.Unit",
+ *property = "ActiveState";
+ const char *path = NULL;
+ const char *state;
+ int r = 3; /* According to LSB: "program is not running" */
assert(bus);
- assert(socket_name);
+ assert(name);
dbus_error_init(&error);
- r = get_unit_path(bus, socket_name, &socket_object_path);
- if (r < 0)
+ m = dbus_message_new_method_call(
+ "org.freedesktop.systemd1",
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "GetUnit");
+ if (!m) {
+ log_error("Could not allocate message.");
+ r = -ENOMEM;
goto finish;
+ }
- m = dbus_message_new_method_call("org.freedesktop.systemd1",
- socket_object_path,
- "org.freedesktop.DBus.Properties",
- "Get");
+ if (!dbus_message_append_args(m,
+ DBUS_TYPE_STRING, &name,
+ DBUS_TYPE_INVALID)) {
+ log_error("Could not append arguments to message.");
+ r = -ENOMEM;
+ goto finish;
+ }
+
+ reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
+ if (!reply) {
+ /* Hmm, cannot figure out anything about this unit... */
+ if (!quiet)
+ puts("unknown");
+
+ goto finish;
+ }
+
+ if (!dbus_message_get_args(reply, &error,
+ DBUS_TYPE_OBJECT_PATH, &path,
+ DBUS_TYPE_INVALID)) {
+ log_error("Failed to parse reply: %s", bus_error_message(&error));
+ r = -EIO;
+ goto finish;
+ }
+
+ dbus_message_unref(m);
+ m = dbus_message_new_method_call(
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.DBus.Properties",
+ "Get");
if (!m) {
log_error("Could not allocate message.");
r = -ENOMEM;
@@ -1610,6 +1642,7 @@ static int is_socket_listening(
goto finish;
}
+ dbus_message_unref(reply);
reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
if (!reply) {
log_error("Failed to issue method call: %s", bus_error_message(&error));
@@ -1617,16 +1650,29 @@ static int is_socket_listening(
goto finish;
}
- dbus_message_iter_init(reply, &iter);
+ if (!dbus_message_iter_init(reply, &iter) ||
+ dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
+ log_error("Failed to parse reply.");
+ r = -EIO;
+ goto finish;
+ }
+
dbus_message_iter_recurse(&iter, &sub);
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
+ if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
+ log_error("Failed to parse reply.");
r = -EIO;
goto finish;
}
- dbus_message_iter_get_basic(&sub, &sub_state);
- r = streq(sub_state, "listening");
+
+ dbus_message_iter_get_basic(&sub, &state);
+
+ if (!quiet)
+ puts(state);
+
+ if (streq(state, "active") || streq(state, "reloading"))
+ r = 0;
+
finish:
if (m)
dbus_message_unref(m);
@@ -1636,7 +1682,6 @@ finish:
dbus_error_free(&error);
- free(socket_object_path);
return r;
}
@@ -1647,8 +1692,8 @@ static void check_listening_sockets(
DBusError error;
DBusMessage *m = NULL, *reply = NULL;
DBusMessageIter iter, sub;
- const char *service_trigger = NULL,
- *interface = "org.freedesktop.systemd1.Unit",
+ char *service_trigger = NULL;
+ const char *interface = "org.freedesktop.systemd1.Unit",
*triggered_by_property = "TriggeredBy";
char *unit_path = NULL;
@@ -1706,10 +1751,10 @@ static void check_listening_sockets(
if (!endswith(service_trigger, ".socket"))
goto next;
- r = is_socket_listening(bus, service_trigger);
+ r = check_one_unit(bus, service_trigger, true);
if (r < 0)
goto finish;
- if (r == 1) {
+ if (r == 0) {
if (print_warning_label) {
log_warning("There are listening sockets associated with %s :", unit_name);
print_warning_label = false;
@@ -2101,126 +2146,20 @@ static int start_special(DBusConnection *bus, char **args) {
}
static int check_unit(DBusConnection *bus, char **args) {
- DBusMessage *m = NULL, *reply = NULL;
- const char
- *interface = "org.freedesktop.systemd1.Unit",
- *property = "ActiveState";
- int r = 3; /* According to LSB: "program is not running" */
- DBusError error;
char **name;
+ int r = 3; /* According to LSB: "program is not running" */
assert(bus);
assert(args);
- dbus_error_init(&error);
-
STRV_FOREACH(name, args+1) {
- const char *path = NULL;
- const char *state;
- DBusMessageIter iter, sub;
-
- if (!(m = dbus_message_new_method_call(
- "org.freedesktop.systemd1",
- "/org/freedesktop/systemd1",
- "org.freedesktop.systemd1.Manager",
- "GetUnit"))) {
- log_error("Could not allocate message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!dbus_message_append_args(m,
- DBUS_TYPE_STRING, name,
- DBUS_TYPE_INVALID)) {
- log_error("Could not append arguments to message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) {
-
- /* Hmm, cannot figure out anything about this unit... */
- if (!arg_quiet)
- puts("unknown");
-
- dbus_error_free(&error);
- dbus_message_unref(m);
- m = NULL;
- continue;
- }
-
- if (!dbus_message_get_args(reply, &error,
- DBUS_TYPE_OBJECT_PATH, &path,
- DBUS_TYPE_INVALID)) {
- log_error("Failed to parse reply: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
-
- dbus_message_unref(m);
- if (!(m = dbus_message_new_method_call(
- "org.freedesktop.systemd1",
- path,
- "org.freedesktop.DBus.Properties",
- "Get"))) {
- log_error("Could not allocate message.");
- r = -ENOMEM;
- goto finish;
- }
-
- if (!dbus_message_append_args(m,
- DBUS_TYPE_STRING, &interface,
- DBUS_TYPE_STRING, &property,
- DBUS_TYPE_INVALID)) {
- log_error("Could not append arguments to message.");
- r = -ENOMEM;
- goto finish;
- }
-
- dbus_message_unref(reply);
- if (!(reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error))) {
- log_error("Failed to issue method call: %s", bus_error_message(&error));
- r = -EIO;
- goto finish;
- }
-
- if (!dbus_message_iter_init(reply, &iter) ||
- dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
- log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
- }
-
- dbus_message_iter_recurse(&iter, &sub);
-
- if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
- log_error("Failed to parse reply.");
- r = -EIO;
- goto finish;
- }
-
- dbus_message_iter_get_basic(&sub, &state);
-
- if (!arg_quiet)
- puts(state);
-
- if (streq(state, "active") || streq(state, "reloading"))
+ int state = check_one_unit(bus, *name, arg_quiet);
+ if (state < 0)
+ return state;
+ if (state == 0)
r = 0;
-
- dbus_message_unref(m);
- dbus_message_unref(reply);
- m = reply = NULL;
}
-finish:
- if (m)
- dbus_message_unref(m);
-
- if (reply)
- dbus_message_unref(reply);
-
- dbus_error_free(&error);
-
return r;
}
generated by cgit v1.2.3-54-g00ecf (git 2.45.2) at 2024-11-17 06:54:57 +0000