postinst is in uec-provisioning-common 0.5.
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 | #!/bin/sh -e
if [ ! -e /etc/uec-provisioning/hosts.cfg ]; then
# Seed the hosts configuration, if it doesn't exist
cp -f /usr/share/uec-provisioning/hosts.cfg.template /etc/uec-provisioning/hosts.cfg
fi
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