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https://github.com/systemd/systemd.git
synced 2024-11-02 10:51:20 +03:00
systemctl: style fixes for the previous patch
Use the usual indentation, bracketing style, and no assignments in ifs. Since check_listening_sockets provides just optional hints for the user, don't pass its DBusErrors to the caller.
This commit is contained in:
Michal Schmidt
parent
701cdcb9ee
commit
e61a3135e9
@ -1502,20 +1502,19 @@ finish:
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static int get_unit_path(
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DBusConnection *bus,
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DBusError *error,
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const char *name,
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char **unit_path) {
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DBusError error;
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DBusMessage *m = NULL, *reply = NULL;
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char *path;
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int r = 0;
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assert(bus);
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assert(error);
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assert(name);
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assert(unit_path);
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*unit_path = NULL;
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dbus_error_init(&error);
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m = dbus_message_new_method_call("org.freedesktop.systemd1",
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"/org/freedesktop/systemd1",
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@ -1528,34 +1527,33 @@ static int get_unit_path(
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}
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if (!dbus_message_append_args(m,
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DBUS_TYPE_STRING, &name,
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DBUS_TYPE_INVALID)) {
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DBUS_TYPE_STRING, &name,
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DBUS_TYPE_INVALID)) {
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log_error("Could not append arguments to message.");
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r = -ENOMEM;
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goto finish;
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}
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reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error);
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reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
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if (!reply) {
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if (streq(error->name, BUS_ERROR_NO_SUCH_UNIT)) {
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dbus_error_free(error);
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if (streq(error.name, BUS_ERROR_NO_SUCH_UNIT))
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r = -EINVAL;
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} else {
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log_error("Failed to issue method call: %s", bus_error_message(error));
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else {
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log_error("Failed to issue method call: %s", bus_error_message(&error));
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r = -EIO;
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}
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goto finish;
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}
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if (!dbus_message_get_args(reply, error,
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DBUS_TYPE_OBJECT_PATH, unit_path,
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DBUS_TYPE_INVALID)) {
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log_error("Failed to parse reply: %s", bus_error_message(error));
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if (!dbus_message_get_args(reply, &error,
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DBUS_TYPE_OBJECT_PATH, &path,
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DBUS_TYPE_INVALID)) {
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log_error("Failed to parse reply: %s", bus_error_message(&error));
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r = -EIO;
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goto finish;
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}
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*unit_path = strdup(*unit_path);
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*unit_path = strdup(path);
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if (!(*unit_path)) {
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log_error("Failed to duplicate unit path");
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r = -ENOMEM;
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@ -1565,14 +1563,17 @@ finish:
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dbus_message_unref(m);
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if (reply)
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dbus_message_unref(reply);
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dbus_error_free(&error);
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return r;
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}
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static int is_socket_listening(
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DBusConnection *bus,
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DBusError *error,
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const char *socket_name) {
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DBusError error;
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DBusMessage *m = NULL, *reply = NULL;
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DBusMessageIter iter, sub;
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char *socket_object_path = NULL;
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@ -1582,12 +1583,14 @@ static int is_socket_listening(
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int r = 0;
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assert(bus);
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assert(error);
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assert(socket_name);
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if ((r = get_unit_path(bus, error, socket_name, &socket_object_path)) < 0) {
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dbus_error_init(&error);
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r = get_unit_path(bus, socket_name, &socket_object_path);
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if (r < 0)
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goto finish;
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}
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m = dbus_message_new_method_call("org.freedesktop.systemd1",
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socket_object_path,
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"org.freedesktop.DBus.Properties",
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@ -1599,17 +1602,17 @@ static int is_socket_listening(
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}
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if (!dbus_message_append_args(m,
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DBUS_TYPE_STRING, &interface,
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DBUS_TYPE_STRING, &property,
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DBUS_TYPE_INVALID)) {
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DBUS_TYPE_STRING, &interface,
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DBUS_TYPE_STRING, &property,
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DBUS_TYPE_INVALID)) {
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log_error("Could not append arguments to message.");
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r = -ENOMEM;
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goto finish;
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}
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reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error);
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reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
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if (!reply) {
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log_error("Failed to issue method call: %s", bus_error_message(error));
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log_error("Failed to issue method call: %s", bus_error_message(&error));
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r = -EIO;
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goto finish;
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}
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@ -1618,7 +1621,7 @@ static int is_socket_listening(
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dbus_message_iter_recurse(&iter, &sub);
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if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
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log_error("Failed to parse reply: %s", bus_error_message(error));
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log_error("Failed to parse reply: %s", bus_error_message(&error));
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r = -EIO;
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goto finish;
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}
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@ -1631,15 +1634,17 @@ finish:
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if (reply)
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dbus_message_unref(reply);
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dbus_error_free(&error);
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free(socket_object_path);
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return r;
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}
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static void check_listening_sockets(
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DBusConnection *bus,
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DBusError *error,
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const char *unit_name) {
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DBusError error;
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DBusMessage *m = NULL, *reply = NULL;
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DBusMessageIter iter, sub;
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const char *service_trigger = NULL,
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@ -1647,11 +1652,12 @@ static void check_listening_sockets(
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*triggered_by_property = "TriggeredBy";
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char *unit_path = NULL;
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int print_warning_label = 1;
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bool print_warning_label = true;
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if ((get_unit_path(bus, error, unit_name, &unit_path) < 0)) {
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dbus_error_init(&error);
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if (get_unit_path(bus, unit_name, &unit_path) < 0)
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goto finish;
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}
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m = dbus_message_new_method_call("org.freedesktop.systemd1",
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unit_path,
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@ -1663,22 +1669,22 @@ static void check_listening_sockets(
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}
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if (!dbus_message_append_args(m,
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DBUS_TYPE_STRING, &interface,
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DBUS_TYPE_STRING, &triggered_by_property,
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DBUS_TYPE_INVALID)) {
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DBUS_TYPE_STRING, &interface,
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DBUS_TYPE_STRING, &triggered_by_property,
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DBUS_TYPE_INVALID)) {
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log_error("Could not append arguments to message.");
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goto finish;
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}
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reply = dbus_connection_send_with_reply_and_block(bus, m, -1, error);
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reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
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if (!reply) {
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log_error("Failed to issue method call: %s", bus_error_message(error));
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log_error("Failed to issue method call: %s", bus_error_message(&error));
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goto finish;
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}
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if (!dbus_message_iter_init(reply, &iter) ||
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dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
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log_error("Failed to parse reply: %s", bus_error_message(error));
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dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
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log_error("Failed to parse reply: %s", bus_error_message(&error));
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goto finish;
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}
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@ -1688,33 +1694,29 @@ static void check_listening_sockets(
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sub = iter;
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while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
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int r = 0;
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int r;
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if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
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log_error("Failed to parse reply: %s", bus_error_message(error));
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log_error("Failed to parse reply: %s", bus_error_message(&error));
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goto finish;
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}
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dbus_message_iter_get_basic(&sub, &service_trigger);
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if (endswith(service_trigger, ".socket")) {
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r = is_socket_listening(bus, error, service_trigger);
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} else {
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dbus_message_iter_recurse(&iter, &sub);
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iter = sub;
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continue;
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}
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if (!endswith(service_trigger, ".socket"))
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goto next;
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r = is_socket_listening(bus, service_trigger);
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if (r < 0)
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goto finish;
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if (r == 1) {
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if (print_warning_label) {
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log_warning("There are listening sockets associated with %s :", unit_name);
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print_warning_label = 0;
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print_warning_label = false;
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}
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log_warning("%s",service_trigger);
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} else if (r < 0) {
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log_error("Failed to issue function call: %s", bus_error_message(error));
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goto finish;
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log_warning("%s", service_trigger);
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}
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next:
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dbus_message_iter_recurse(&iter, &sub);
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iter = sub;
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}
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@ -1725,6 +1727,8 @@ finish:
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if (reply)
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dbus_message_unref(reply);
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dbus_error_free(&error);
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free(unit_path);
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}
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@ -1809,9 +1813,8 @@ static int start_unit_one(
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}
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/* When stopping unit check if we have some listening sockets active */
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if (streq(method, "StopUnit") && !arg_quiet) {
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check_listening_sockets(bus, error, name);
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}
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if (streq(method, "StopUnit") && !arg_quiet)
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check_listening_sockets(bus, name);
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r = 0;
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