postinst is in pacemaker-common 1.1.14-2ubuntu1.
This file is a maintainer script. It is executed when installing (*inst) or removing (*rm) the package.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 | #!/bin/sh
set -e
if [ "$1" = configure ]; then
addgroup --system haclient
adduser --system hacluster --ingroup haclient --home /var/lib/pacemaker --no-create-home
# keep this list in sync with that in the postrm
for i in /var/lib/pacemaker/pengine \
/var/lib/pacemaker/cib \
/var/lib/pacemaker/cores \
/var/lib/pacemaker/blackbox; do
if ! dpkg-statoverride --list "$i" >/dev/null 2>&1; then
dpkg-statoverride --update --add hacluster haclient 750 "$i"
fi
done
AUTHKEY=/etc/pacemaker/authkey
if ! [ -e "$AUTHKEY" ]; then
( umask 037 && dd if=/dev/urandom of="$AUTHKEY" bs=4096 count=1 )
chgrp haclient "$AUTHKEY"
fi
fi
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