From b8ab2dc6c9eb8d6c738524f2ab48931855e3a08a Mon Sep 17 00:00:00 2001 From: Gao feng Date: Tue, 27 Aug 2013 13:36:55 +0800 Subject: [PATCH] systemctl: show BlockIODeviceWeight for unit We can use systemctl show unitname to show the BlockIODeviceWeight of unit. --- src/systemctl/systemctl.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/src/systemctl/systemctl.c b/src/systemctl/systemctl.c index 0aeae91b3..a305c3d87 100644 --- a/src/systemctl/systemctl.c +++ b/src/systemctl/systemctl.c @@ -3315,6 +3315,24 @@ static int print_property(const char *name, DBusMessageIter *iter) { } return 0; + } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && streq(name, "BlockIODeviceWeight")) { + DBusMessageIter sub, sub2; + + dbus_message_iter_recurse(iter, &sub); + while (dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRUCT) { + const char *path; + uint64_t weight; + + dbus_message_iter_recurse(&sub, &sub2); + + if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &path, true) >= 0 && + bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT64, &weight, false) >= 0) + printf("%s=%s %" PRIu64 "\n", name, strna(path), weight); + + dbus_message_iter_next(&sub); + } + return 0; + } else if (dbus_message_iter_get_element_type(iter) == DBUS_TYPE_STRUCT && (streq(name, "BlockIOReadBandwidth") || streq(name, "BlockIOWriteBandwidth"))) { DBusMessageIter sub, sub2; -- 2.30.2