postrm is in resolvconf 1.69ubuntu1.
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 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 | #!/bin/sh
set -e
. /usr/share/debconf/confmodule
MYNAME=resolvconf.postrm
report() { echo "${MYNAME}: $*" ; }
report_info() { report "$*" >&2 ; }
OLD_RUN_DIR=/var/run
is_installed() {
# Same function in preinst, postinst, postrm
[ "$1" ] || return 1
dpkg-query -W -f='${Status}\n' "$1" 2>/dev/null | grep -siq '^[[:alpha:]]\+ [[:alpha:]]\+ installed$' >/dev/null 2>&1
}
# Automatically added by dh_installdebconf
if [ "$1" = purge ] && [ -e /usr/share/debconf/confmodule ]; then
. /usr/share/debconf/confmodule
db_purge
fi
# End automatically added section
case "$1" in
remove)
if [ -L /etc/resolv.conf ] \
&& [ "$(readlink -m /etc/resolv.conf)" = "/run/resolvconf/resolv.conf" ]
then
# /etc/resolv.conf is a resolvconf symlink
#
# Remove the symlink
#
rm -f /etc/resolv.conf
#
# Put a file at /etc/resolv.conf with best available content
#
# Best is latest dynamic content
#
if [ -f /run/resolvconf/resolv.conf ] ; then
# (Remove "generated by resolvconf" comment which is no longer true)
grep -sv '^#' /run/resolvconf/resolv.conf > /etc/resolv.conf || :
rm -f /run/resolvconf/resolv.conf
# If nothing is left over, remove the file entirely
[ -s /etc/resolv.conf ] || rm -f /etc/resolv.conf
fi
#
# Second best is "original" content
#
if
[ ! -f /etc/resolv.conf ] \
&& [ -f /etc/resolvconf/resolv.conf.d/original ]
then
cp -a /etc/resolvconf/resolv.conf.d/original /etc/resolv.conf
fi
fi
report_info "Reboot recommended"
db_input high resolvconf/reboot-recommended-after-removal || :
db_go || :
# Notify packages of the removal of resolvconf
if [ -d /usr/lib/resolvconf/dpkg-event.d ] ; then
NOTIFICATION_HOOK_SCRIPTS="$(cd /usr/lib/resolvconf/dpkg-event.d >/dev/null ; run-parts --test .)"
for SCRPT in $NOTIFICATION_HOOK_SCRIPTS ; do
PKG="${SCRPT#./}"
if is_installed "$PKG" ; then
SCRPT="/usr/lib/resolvconf/dpkg-event.d/$PKG"
if [ -x "$SCRPT" ] ; then
"$SCRPT" remove || :
fi
fi
done
fi
;;
purge)
#
# Remove all remaining cruft
#
if [ -L /etc/resolvconf/run ] ; then
rm -f /etc/resolvconf/run
elif [ -d /etc/resolvconf/run ] ; then
rm -rf /etc/resolvconf/run
fi
rm -f /etc/resolvconf/resolv.conf.d/tail
rm -f /etc/resolvconf/resolv.conf.d/original
rm -f /etc/resolvconf/update.d/bind
rm -f /etc/resolvconf/update.d/bind.dpkg-old
rm -f /etc/default/resolvconf
rm -f /etc/dhcp3/dhclient-enter-hooks.d/resolvconf
rm -f /etc/init.d/resolvconf.dpkg-old
rm -rf "${OLD_RUN_DIR}/resolvconf" || :
rm -rf /run/resolvconf || :
;;
# disappear|upgrade)
# Don't do anything on upgrade
# ;;
# failed-upgrade)
# Don't do anything because we don't do anything here (in the postrm) on upgrade
# ;;
abort-install)
rm -f /run/resolvconf/packages-to-notify
# In the preinst we create directories
# but there is no immediate need to remove them if there is an error.
;;
# abort-upgrade)
# Don't do anything.
# In the preinst we create directories
# but there is no immediate need to remove them if there is an error.
# ;;
esac
exit 0
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