Merge pull request #53 from philips/add-reboot-manager

feat(update_engine): add reboot manager experiment

sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/files/update-engine-reboot-manager.service

@@ -0,0 +1,10 @@
+[Unit]
+Description=Update Engine
+ConditionVirtualization=!container
+
+[Service]
+ExecStart=/usr/sbin/update_engine_reboot_manager
+Restart=always
+
+[Install]
+WantedBy=multi-user.target

sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/files/update_engine_reboot_manager

@@ -0,0 +1,23 @@
+#!/bin/bash
+
+# Copyright (c) 2013 The CoreOS Authors. All rights reserved.
+# Use of this source code is governed by a BSD-style license that can be
+# found in the LICENSE file.
+
+# TODO: Make this a service in Go that coordinates between a host group
+
+interface=org.chromium.UpdateEngineInterface
+member=StatusUpdate
+
+reboot_tasks() {
+  sync
+  echo "$0 rebooting machine after update" > /dev/kmsg
+  shutdown -r -t 60
+}
+
+filter="type=signal,interface='$interface',member='$member'"
+
+dbus-monitor --system ${filter} |
+while read -r line; do
+  echo $line | grep -q "UPDATE_STATUS_UPDATED_NEED_REBOOT" && reboot_tasks
+done

sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/update_engine-0.0.1.ebuild

@@ -76,6 +76,10 @@ src_test() {
 }
 
 src_install() {
+	dosbin "${FILESDIR}"/update_engine_reboot_manager
+	systemd_dounit "${FILESDIR}"/update-engine-reboot-manager.service
+	systemd_enable_service multi-user.target update-engine-reboot-manager.service
+
 	dosbin update_engine
 	dobin update_engine_client
 

sdk_container/src/third_party/coreos-overlay/coreos-base/update_engine/update_engine-9999.ebuild

@@ -75,6 +75,10 @@ src_test() {
 }
 
 src_install() {
+	dosbin "${FILESDIR}"/update_engine_reboot_manager
+	systemd_dounit "${FILESDIR}"/update-engine-reboot-manager.service
+	systemd_enable_service multi-user.target update-engine-reboot-manager.service
+
 	dosbin update_engine
 	dobin update_engine_client