Add reboot cron

Signed-off-by: Joerg Jaspert <joerg@debian.org>

diff --git a/config/backports/cron.reboot b/config/backports/cron.reboot
new file mode 100755 (executable)
index 0000000..a5a132e
--- /dev/null
+++ b/config/backports/cron.reboot
@@ -0,0 +1,76 @@
+#!/bin/bash
+# No way I try to deal with a crippled sh just for POSIX foo.
+
+# Copyright (C) 2009 Joerg Jaspert <joerg@debian.org>
+#
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License as
+# published by the Free Software Foundation; version 2.
+#
+# This program 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
+# General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+
+# exit on errors
+set -e
+# make sure to only use defined variables
+set -u
+# ERR traps should be inherited from functions too. (And command
+# substitutions and subshells and whatnot, but for us the functions is
+# the important part here)
+set -E
+
+# import the general variable set.
+export SCRIPTVARS=/srv/backports-master.debian.org/dak/config/backports/vars
+. $SCRIPTVARS
+
+# common functions are "outsourced"
+. "${configdir}/common"
+
+# usually we are not using debug logs. Set to 1 if you want them.
+DEBUG=0
+
+# our name
+PROGRAM="dinstall_reboot"
+
+# where do we want mails to go? For example log entries made with error()
+if [ "x$(hostname -s)x" != "xfranckx" ]; then
+    # Not our ftpmaster host
+    MAILTO=${MAILTO:-"root"}
+else
+    # Yay, ftpmaster
+    MAILTO=${MAILTO:-"ftpmaster@backports.debian.org"}
+fi
+
+# Marker for dinstall start
+DINSTALLSTART="${lockdir}/dinstallstart"
+# Marker for dinstall end
+DINSTALLEND="${lockdir}/dinstallend"
+
+set +e
+starttime=$(/usr/bin/stat -c %Z "${DINSTALLSTART}")
+endtime=$(/usr/bin/stat -c %Z "${DINSTALLEND}")
+set -e
+
+if [ ${endtime} -gt ${starttime} ]; then
+       # Great, last dinstall run did seem to end without trouble, no need to rerun
+       log "Last dinstall run did end without trouble, not rerunning"
+       exit 0
+else
+       # Hrm, it looks like we did not successfully end the last run.
+       # This either means dinstall did abort due to an error, or we had a reboot
+       # No way to tell, so lets restart and see what happens.
+
+       # Make sure we are not fooled by some random touching of the files, only
+       # really restart if we have the first stage stampfile there, indicating that
+       # dinstall got started
+       if [ -f "${stagedir}/savetimestamp" ]; then
+               log "Seems we have to restart a dinstall run after reboot"
+               ${configdir}/cron.dinstall
+       fi
+fi