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|
#!/bin/sh
set -e
. /usr/share/debconf/confmodule
CONFFILE="/etc/network-tools/config/ddns-client.conf"
case "${1}" in
configure)
db_get open-infrastructure-ddns-client/nameservers
NAMESERVERS="${RET}" # string
db_get open-infrastructure-ddns-client/zone
ZONE="${RET}" # string
db_get open-infrastructure-ddns-client/record
RECORD="${RET}" # string
db_get open-infrastructure-ddns-client/ttl
TTL="${RET:-60}" # string (w/o empty)
db_get open-infrastructure-ddns-client/tsig
TSIG="${RET}" # string (w/ empty)
db_stop
if [ ! -e "${CONFFILE}" ]
then
mkdir -p /etc/network-tools/config
cat > "${CONFFILE}" << EOF
# /etc/network-tools/config/ddns-client.conf
NAMESERVERS="${NAMESERVERS}"
ZONE="${ZONE}"
RECORD="${RECORD}"
TTL="${TTL}"
TSIG_KEYFILE=""
EOF
fi
cp -a -f "${CONFFILE}" "${CONFFILE}.tmp"
# If the admin deleted or commented some variables but then set
# them via debconf, (re-)add them to the config file.
test -z "${NAMESERVERS}" || \
grep -Eq '^ *NAMESERVERS=' "${CONFFILE}" || \
echo "NAMESERVERS=" >> "${CONFFILE}"
test -z "${ZONE}" || \
grep -Eq '^ *ZONE=' "${CONFFILE}" || \
echo "ZONE=" >> "${CONFFILE}"
test -z "${RECORD}" || \
grep -Eq '^ *RECORD=' "${CONFFILE}" || \
echo "RECORD=" >> "${CONFFILE}"
test -z "${TTL}" || \
grep -Eq '^ *TTL=' "${CONFFILE}" || \
echo "TTL=" >> "${CONFFILE}"
sed -e "s|^ *NAMESERVERS=.*|NAMESERVERS=\"${NAMESERVERS}\"|" \
-e "s|^ *ZONE=.*|ZONE=\"${ZONE}\"|" \
-e "s|^ *RECORD=.*|RECORD=\"${RECORD}\"|" \
-e "s|^ *TTL=.*|TTL=\"${TTL}\"|" \
< "${CONFFILE}" > "${CONFFILE}.tmp"
mv -f "${CONFFILE}.tmp" "${CONFFILE}"
if [ -n "${TSIG}" ]
then
case "${TSIG}" in
http*)
# tsig is a URL
if command -v wget "${TSIG}" -O /dev/null > /dev/null 2>&1
then
rm -f /etc/network-tools/tsig.key
wget "${TSIG}" -O /etc/network-tools/tsig.key
chmod 0600 /etc/network-tools/tsig.key
TSIG_FILE="/etc/network-tools/tsig.key"
elif command -v curl "${TSIG}" -o /dev/null > /dev/null 2>&1
then
rm -f /etc/network-tools/tsig.key
curl "${TSIG}" -o /etc/network-tools/tsig.key
chmod 0600 /etc/network-tools/tsig.key
TSIG_FILE="/etc/network-tools/tsig.key"
fi
;;
*:*)
# tsig is a string
echo "${TSIG}" > /etc/network-tools/tsig.key
chmod 0600 /etc/network-tools/tsig.key
TSIG_FILE="/etc/network-tools/tsig.key"
;;
*/*)
# tsig is a path
TSIG_FILE="${TSIG}"
;;
*)
echo "'${TSIG}' is neither a valid tsig, nor a path or URL to an existing file - ignoring"
;;
esac
fi
if [ -n "${TSIG_FILE}" ]
then
cp -a -f "${CONFFILE}" "${CONFFILE}.tmp"
# If the admin deleted or commented some variables but then set
# them via debconf, (re-)add them to the config file.
test -z "${TSIG_FILE}" || \
grep -Eq '^ *TSIG_KEYFILE=' "${CONFFILE}" || \
echo "TSIG_KEYFILE=" >> "${CONFFILE}"
sed -e "s|^ *TSIG_KEYFILE=.*|TSIG_KEYFILE=\"${TSIG_FILE}\"|" \
< "${CONFFILE}" > "${CONFFILE}.tmp"
mv -f "${CONFFILE}.tmp" "${CONFFILE}"
fi
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`${1}'" >&2
exit 1
;;
esac
#DEBHELPER#
exit 0
|
