postinst is in ceilometer-common 2014.1-0ubuntu1.
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 23 24 25 | #!/bin/sh -e
if [ "$1" = "configure" ]; then
if ! getent group ceilometer > /dev/null 2>&1; then
addgroup --system ceilometer >/dev/null
fi
if ! getent passwd ceilometer > /dev/null 2>&1; then
adduser --system --home /var/lib/ceilometer --ingroup ceilometer --no-create-home --shell /bin/false ceilometer
fi
chown -R ceilometer:adm /var/log/ceilometer
chmod 0750 /var/log/ceilometer
chown -R ceilometer:ceilometer /var/lib/ceilometer /etc/ceilometer
if grep -qE "^(sql_)?connection.*sqlite.*" /etc/ceilometer/ceilometer.conf
then
su -s /bin/sh -c '/usr/bin/ceilometer-dbsync' ceilometer
fi
if [ -e /var/lib/ceilometer/ceilometer.sqlite ]; then
chown ceilometer:ceilometer /var/lib/ceilometer/ceilometer.sqlite
chmod 0600 /var/lib/ceilometer/ceilometer.sqlite
fi
fi
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