From: Peter Palfrader <peter@palfrader.org>
Date: Fri, 23 Oct 2009 17:58:12 +0000 (+0200)
Subject: Add buildd-reboot script
X-Git-Url: http://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=dsa-metapackages.git;a=commitdiff_plain;h=205d6d70eb332f0e2070abff5750b7ea34ad4795;ds=sidebyside

Add buildd-reboot script
---

diff --git a/Makefile b/Makefile
index bc1c7ad..1637ee0 100644
--- a/Makefile
+++ b/Makefile
@@ -4,3 +4,4 @@ install:
 	install -d -m 755 $(DESTDIR)/usr/sbin
 	install -m755 upgrade-porter-chroots $(DESTDIR)/usr/sbin
 	install -m755 apache2-vhost-update $(DESTDIR)/usr/sbin
+	install -m755 buildd-reboot $(DESTDIR)/usr/sbin
diff --git a/buildd-reboot b/buildd-reboot
new file mode 100755
index 0000000..d082ef2
--- /dev/null
+++ b/buildd-reboot
@@ -0,0 +1,114 @@
+#!/bin/bash
+
+# script to shutdown a system running buildd in a controlled way
+
+# Copyright (c) 2009 Peter Palfrader <peter@palfrader.org>
+#
+# Permission is hereby granted, free of charge, to any person obtaining
+# a copy of this software and associated documentation files (the
+# "Software"), to deal in the Software without restriction, including
+# without limitation the rights to use, copy, modify, merge, publish,
+# distribute, sublicense, and/or sell copies of the Software, and to
+# permit persons to whom the Software is furnished to do so, subject to
+# the following conditions:
+#
+# The above copyright notice and this permission notice shall be
+# included in all copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
+# NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
+# LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+# OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+# WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+set -e
+set -u
+
+
+usage() {
+	echo "Usage: $0 [-h] <reason>" >&2
+	echo "        -h is for halt, not for help"
+	exit 3
+}
+
+halt=0
+if [ "${1:-""}" == '-h' ] ; then
+	halt=1
+	shift
+fi
+
+if [ "$#" != 1 ]; then
+	usage
+fi
+reason="$1"
+
+
+
+wall_counter=0
+maybe_wall() {
+	wall_counter=$((wall_counter-1))
+	if [ "$wall_counter" -le 0 ]; then
+		if [ "$host" = 1 ]; then
+			echo "System will halt for $reason when buildd has stopped" | wall
+		else
+			echo "System will reboot for $reason when buildd has stopped" | wall
+		fi
+		wall_counter=720
+	fi
+}
+
+buildd_wait_and_reboot() {
+	echo -n "Waiting for buildd to shut down"
+
+	while test -e ~buildd/build/buildd.pid ; do
+		echo -n "."
+		sleep 5
+		maybe_wall
+	done
+	echo
+
+	if pgrep -u buildd -x buildd ; then
+		echo "pidfile is gone, but buildd process still runs"
+		while pgrep -u buildd -x buildd ; do
+			echo -n "."
+			sleep 5
+			maybe_wall
+		done
+		echo
+	fi
+
+	if [ "$host" = 1 ]; then
+		/sbin/shutdown -p 15 "$reason"
+	else
+		/sbin/shutdown -p 15 "$reason"
+	fi
+}
+
+if [ "`id -u`" != 0 ]; then
+	echo "This probably wants running as root" >&2
+	exit 3
+fi
+if ! id buildd > /dev/null 2>&1; then
+	echo "Is there a buildd user?" >&2
+	exit 3
+fi
+if ! [ -d ~buildd ]; then
+	echo "No ~buildd?" >&2
+	exit 3
+fi
+
+if ! test -e ~buildd/NO-DAEMON-PLEASE; then
+	echo "Touching ~buildd/NO-DAEMON-PLEASE ~buildd/EXIT-DAEMON-PLEASE"
+	sudo -u buildd touch ~buildd/NO-DAEMON-PLEASE ~buildd/EXIT-DAEMON-PLEASE
+	sudo -u buildd sh -c 'echo delete-on-boot > ~buildd/NO-DAEMON-PLEASE'
+	sudo chgrp -v adm ~buildd/NO-DAEMON-PLEASE
+
+	echo "Sending HUP to buildd"
+	sudo -u buildd kill -HUP `sudo cat ~buildd/build/buildd.pid`
+else
+	echo "no-daemon-please already exists"
+fi
+
+buildd_wait_and_reboot
diff --git a/debian/changelog b/debian/changelog
index 2568632..975bcff 100644
--- a/debian/changelog
+++ b/debian/changelog
@@ -1,4 +1,4 @@
-debian.org (2X) Xtable; urgency=low
+debian.org (23) stable; urgency=low
 
   * New dependencies of debian.org-recommended:
     - man-db
@@ -9,8 +9,9 @@ debian.org (2X) Xtable; urgency=low
     - python-apt
   * New dependencies of debian.org-buildd.debian.org:
     - r-cran-lattice
+  * Add buildd-reboot script.
 
- -- Peter Palfrader <weasel@debian.org>  Tue, 06 Oct 2009 22:04:16 +0200
+ -- Peter Palfrader <weasel@debian.org>  Fri, 23 Oct 2009 19:56:43 +0200
 
 debian.org (22) stable; urgency=low