From f8e2fb7b14e53f5a4bcfd66d26910af1dee185c6 Mon Sep 17 00:00:00 2001
From: Lennart Poettering <lennart@poettering.net>
Date: Mon, 16 Apr 2012 16:47:33 +0200
Subject: logind: add shutdown/suspend/idle inhibition framework

---
 src/login/test-inhibit.c | 137 +++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100644 src/login/test-inhibit.c

(limited to 'src/login/test-inhibit.c')

diff --git a/src/login/test-inhibit.c b/src/login/test-inhibit.c
new file mode 100644
index 0000000000..c83e960d3e
--- /dev/null
+++ b/src/login/test-inhibit.c
@@ -0,0 +1,137 @@
+/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
+
+/***
+  This file is part of systemd.
+
+  Copyright 2012 Lennart Poettering
+
+  systemd is free software; you can redistribute it and/or modify it
+  under the terms of the GNU Lesser General Public License as published by
+  the Free Software Foundation; either version 2.1 of the License, or
+  (at your option) any later version.
+
+  systemd is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General Public License
+  along with systemd; If not, see <http://www.gnu.org/licenses/>.
+***/
+
+#include <unistd.h>
+
+#include <dbus/dbus.h>
+
+#include "macro.h"
+#include "util.h"
+#include "dbus-common.h"
+
+static int inhibit(DBusConnection *bus, const char *what) {
+        DBusMessage *m, *reply;
+        DBusError error;
+        const char *who = "Test Tool", *reason = "Just because!";
+        int fd;
+
+        dbus_error_init(&error);
+
+        m = dbus_message_new_method_call(
+                        "org.freedesktop.login1",
+                        "/org/freedesktop/login1",
+                        "org.freedesktop.login1.Manager",
+                        "Inhibit");
+        assert(m);
+
+        assert_se(dbus_message_append_args(m,
+                                           DBUS_TYPE_STRING, &what,
+                                           DBUS_TYPE_STRING, &who,
+                                           DBUS_TYPE_STRING, &reason,
+                                           DBUS_TYPE_INVALID));
+
+        reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
+        assert(reply);
+
+        assert(dbus_message_get_args(reply, &error,
+                                     DBUS_TYPE_UNIX_FD, &fd,
+                                     DBUS_TYPE_INVALID));
+
+        dbus_message_unref(m);
+        dbus_message_unref(reply);
+
+        return fd;
+}
+
+static void print_inhibitors(DBusConnection *bus) {
+        DBusMessage *m, *reply;
+        DBusError error;
+        unsigned n = 0;
+        DBusMessageIter iter, sub, sub2;
+
+        dbus_error_init(&error);
+
+        m = dbus_message_new_method_call(
+                        "org.freedesktop.login1",
+                        "/org/freedesktop/login1",
+                        "org.freedesktop.login1.Manager",
+                        "ListInhibitors");
+        assert(m);
+
+        reply = dbus_connection_send_with_reply_and_block(bus, m, -1, &error);
+        assert(reply);
+
+        assert(dbus_message_iter_init(reply, &iter));
+        dbus_message_iter_recurse(&iter, &sub);
+
+        while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
+                const char *what, *who, *reason;
+                dbus_uint32_t uid, pid;
+
+                dbus_message_iter_recurse(&sub, &sub2);
+
+                assert_se(bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &what, true) >= 0);
+                assert_se(bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &who, true) >= 0);
+                assert_se(bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &reason, true) >= 0);
+                assert_se(bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &uid, true) >= 0);
+                assert_se(bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_UINT32, &pid, false) >= 0);
+
+                printf("what=<%s> who=<%s> reason=<%s> uid=<%lu> pid=<%lu>\n",
+                       what, who, reason, (unsigned long) uid, (unsigned long) pid);
+
+                dbus_message_iter_next(&sub);
+
+                n++;
+        }
+
+        printf("%u inhibitors\n", n);
+
+        dbus_message_unref(m);
+        dbus_message_unref(reply);
+}
+
+int main(int argc, char*argv[]) {
+        DBusConnection *bus;
+        int fd1, fd2;
+
+        bus = dbus_bus_get_private(DBUS_BUS_SYSTEM, NULL);
+        assert(bus);
+
+        print_inhibitors(bus);
+
+        fd1 = inhibit(bus, "suspend");
+        assert(fd1 >= 0);
+        print_inhibitors(bus);
+
+        fd2 = inhibit(bus, "idle:shutdown");
+        assert(fd2 >= 0);
+        print_inhibitors(bus);
+
+        close_nointr_nofail(fd1);
+        sleep(1);
+        print_inhibitors(bus);
+
+        close_nointr_nofail(fd2);
+        sleep(1);
+        print_inhibitors(bus);
+
+        return 0;
+}
-- 
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