postinst is in system-image-common 3.1+16.04.20160407-0ubuntu1.
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 26 27 28 29 30 31 32 | #!/bin/sh
set -e
# Tweak directory and file permissions.
case "$1" in
configure)
if [ -d /var/log/system-image ]; then
chmod 02770 /var/log/system-image
fi
if [ -e /var/log/system-image/client.log ]; then
chmod 600 /var/log/system-image/client.log
fi
if [ -d /var/lib/system-image ]; then
chmod 02770 /var/lib/system-image
fi
;;
*)
;;
esac
# Automatically added by dhpython:
if which py3compile >/dev/null 2>&1; then
py3compile -p system-image-common -V 3.4-
fi
# End automatically added section
exit 0
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