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#!/bin/sh
# postinst script for pgpool2
#
# 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>
# * <postinst> `abort-remove'
# * <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
LASTVERSION=1.3-2
# Move a conffile without triggering a dpkg question
mv_conffile() {
OLDCONFFILE="$1"
NEWCONFFILE="$2"
if [ -e "$OLDCONFFILE" ]; then
echo "Preserving user changes to $NEWCONFFILE ..."
mv -f "$NEWCONFFILE" "$NEWCONFFILE".dpkg-new
mv -f "$OLDCONFFILE" "$NEWCONFFILE"
fi
}
case "$1" in
configure)
if dpkg --compare-versions "$2" le "$LASTVERSION"; then
mv_conffile "/etc/pgpool.conf" "/etc/pgpool2/pgpool.conf"
mv_conffile "/etc/pcp.conf" "/etc/pgpool2/pcp.conf"
mv_conffile "/etc/pool_hba.conf" "/etc/pgpool2/pool_hba.conf"
fi
# pgpool.conf is handled by ucf (but still move it in from the old location in the "if" above)
if [ -f "/etc/pgpool2/pgpool.conf" ]; then
LPORT=`perl -lne 'if (/^port\s*=\s*(\d+)/) { print $1; exit; }' /etc/pgpool2/pgpool.conf`
else
LPORT=`perl -e 'use lib "/usr/share/postgresql-common";use PgCommon;printf "%s\n", next_free_port;'`
fi
TMPCONFIG=`mktemp --tmpdir pgpool2.conf.XXXXXX`
CONFIG=/etc/pgpool2/pgpool.conf
sed -e "s/^port\s*=\s*[0-9]*/port = $LPORT/" /usr/share/pgpool2/pgpool.conf > $TMPCONFIG
ucf $TMPCONFIG $CONFIG
ucfr pgpool2 $CONFIG
if test -e $CONFIG && ! su -c "test -r $CONFIG" postgres ; then # make file readable for postgres
chgrp postgres $CONFIG
chmod 640 $CONFIG
fi
rm -f $TMPCONFIG
# Change permissions of pool_passwd, this file shoudn't be world readable.
POOL_PASSWD=/etc/pgpool2/pool_passwd
chgrp postgres $POOL_PASSWD
chmod 640 $POOL_PASSWD
;;
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.
#DEBHELPER#
exit 0
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