postinst is in libapache2-mod-proxy-html 3.0.1-1.
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.
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# postinst script for libapache2-mod-proxy-html
#
# see: dh_installdeb(1)
set -e
# summary of how this script can be called:
# * <postinst> `configure' <most-recently-configured-version>
# * <old-postinst> `abort-upgrade' <new version>
# * <conflictor's-postinst> `abort-remove' `in-favour' <package>
# <new-version>
# * <deconfigured's-postinst> `abort-deconfigure' `in-favour'
# <failed-install-package> <version> `removing'
# <conflicting-package> <version>
# for details, see http://www.debian.org/doc/debian-policy/ or
# the debian-policy package
#
reload_apache()
{
if apache2ctl configtest 2>/dev/null; then
invoke-rc.d apache2 force-reload || true
else
echo "Your apache2 configuration is broken, so we're not restarting it for you."
fi
}
case "$1" in
configure)
# Reload the module on upgrade if enabled
if [ -n "$2" ]; then
if [ -e /etc/apache2/mods-enabled/proxy_html.load ]; then
# We must reenable this module to enable the new configuration file
if dpkg --compare-versions "$2" lt "3.0.0-1" ; then
a2dismod proxy_html >/dev/null || true
a2enmod proxy_html >/dev/null || true
fi
reload_apache
fi
else
# Enable the module
if [ -e /etc/apache2/apache2.conf ]; then
a2enmod proxy_html >/dev/null || true
reload_apache
fi
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 1
;;
esac
# dh_installdeb will replace this with shell code automatically
# generated by other debhelper scripts.
exit 0
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