diff options
Diffstat (limited to 'debian/systemd-resolved.postinst')
| -rw-r--r-- | debian/systemd-resolved.postinst | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/debian/systemd-resolved.postinst b/debian/systemd-resolved.postinst new file mode 100644 index 0000000..07518ba --- /dev/null +++ b/debian/systemd-resolved.postinst @@ -0,0 +1,36 @@ +#!/bin/sh + +set -e + +_adopt_conffile() { + conffile=$1 + pkg=$2 + + [ -f "${conffile}.dpkg-bak" ] || return 0 + + md5sum="$(md5sum "${conffile}" | sed -e 's/ .*//')" + old_md5sum="$(dpkg-query -W -f='${Conffiles}' "$pkg" | \ + sed -n -e "\' ${conffile} ' { s/ obsolete$//; s/.* //; p }")" + # On new installs, if the policy file was preserved on systemd upgrade + # by dpkg-maintscript helper, copy it back if the new file has not been modified yet + if [ "$md5sum" = "$old_md5sum" ]; then + mv "${conffile}.dpkg-bak" "${conffile}" + fi +} + + +if [ "$1" = configure ] && [ -z "$2" ]; then + _adopt_conffile "${DPKG_ROOT}/etc/systemd/resolved.conf" systemd-resolved +fi + +if [ "$1" = configure ] && dpkg --compare-versions "$2" lt 251.4-2; then + if [ "$(readlink "${DPKG_ROOT}/etc/resolv.conf")" != "../run/systemd/resolve/stub-resolv.conf" ] && [ "$(readlink "${DPKG_ROOT}/etc/resolv.conf")" != "/run/systemd/resolve/stub-resolv.conf" ]; then + echo "Converting /etc/resolv.conf to a symlink to /run/systemd/resolve/stub-resolv.conf..." + if [ -f "${DPKG_ROOT}/etc/resolv.conf" ]; then + mv "${DPKG_ROOT}/etc/resolv.conf" "${DPKG_ROOT}/etc/.resolv.conf.systemd-resolved.bak" || echo "Cannot take a backup of /etc/resolv.conf." + fi + ln -sf ../run/systemd/resolve/stub-resolv.conf "${DPKG_ROOT}/etc/resolv.conf" || echo "Cannot install symlink from /etc/resolv.conf to ../run/systemd/resolve/stub-resolv.conf" + fi +fi + +#DEBHELPER# |