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|
#!/bin/sh
set -e
fatal() { printf %s\\n "$0: $*" >&2; exit 1; }
. /usr/share/debconf/confmodule
db_version 2.0 || fatal "need DebConf 2.0 or later"
# Usage: y=`quote_backslashes "$x"`
# Quotes each backslash in $x with another backslash, outputs result.
quote_backslashes() {
echo -n "$1" | sed 's,\\,\\\\,g'
}
newline='
'
run_as_daemon() {
db_get ddclient/method
[ "${RET}" != "Web-based IP discovery service" ] || return 0
db_get ddclient/run_mode
[ "${RET}" = "As a daemon" ]
}
write_ddclient_conf() {
# get the values from the debconf database
db_get ddclient/protocol
protocol="$RET"
db_get ddclient/server
server=${RET:+ \\${newline}server=${RET}}
db_get ddclient/names
names="$RET"
db_get ddclient/username
username="$RET"
db_get ddclient/password
password=$(echo "$RET"|sed -e "s/'/\\\\'/g")
db_get ddclient/method
case ${RET} in
"Web-based IP discovery service")
db_get ddclient/web-url
[ -n "${RET}" ] || db_get ddclient/web
use="web, web=${RET%% *}"
;;
"Network interface")
db_get ddclient/interface
use="if, if=${RET}"
;;
*) fatal "unsupported IP discovery method: ${RET}";;
esac
db_get ddclient/proxy
[ -n "${RET}" ] && proxy="${newline}proxy=${RET}${newline}" || proxy=
# create configuration file /etc/ddclient.conf
config=`mktemp /etc/ddclient.conf.XXXXXX`
trap 'rm -f "$config"; exit 1' HUP INT QUIT TERM
password_quoted=`quote_backslashes "$password"`
cat <<EOF >>"$config"
# Configuration file for ddclient generated by debconf
#
# /etc/ddclient.conf
$proxy
protocol=$protocol \\
use=$use$server \\
login=$username \\
password='$password_quoted' \\
$names
EOF
mv "$config" /etc/ddclient.conf
}
write_etc_default_ddclient() {
db_get ddclient/daemon_interval
daemon_interval="$RET"
run_as_daemon && run_ipup=false || run_ipup=true
temp=`mktemp /etc/default/ddclient.XXXXXX`
trap 'rm -f "$temp"; exit 1' HUP INT QUIT TERM
cat <<EOF >"$temp"
# Configuration for ddclient scripts
# generated from debconf on $(date)
#
# /etc/default/ddclient
# Set to "true" if ddclient should be run every time DHCP client ('dhclient'
# from package isc-dhcp-client) updates the systems IP address.
run_dhclient="false"
# Set to "true" if ddclient should be run every time a new ppp connection is
# established. This might be useful, if you are using dial-on-demand.
run_ipup="$run_ipup"
# Set the time interval between the updates of the dynamic DNS name in seconds.
# This option only takes effect if the ddclient runs in daemon mode.
daemon_interval="$daemon_interval"
EOF
mv "$temp" /etc/default/ddclient
}
case "$1" in
# 'reconfigure' is here because of this comment from debconf-devel(7):
#
# Make your postinst script accept a first parameter of
# "reconfigure". It can treat it just like "configure". This
# will be used in a later version of debconf to let postinsts
# know when they are reconfigured.
configure|reconfigure)
[ -f /etc/ddclient.conf ] || write_ddclient_conf
[ -f /etc/default/ddclient ] || write_etc_default_ddclient
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \`$1'" >&2
exit 0
;;
esac
if run_as_daemon; then
# We can't use the DEBHELPER magic comment to enable and start the
# service because of the --no-enable --no-start options in
# debian/rules. Instead we copy the code that would have been
# generated had those options not been passed.
case $1 in
configure|abort-upgrade|abort-deconfigure|abort-remove)
#### Begin part generated by dh_installinit/13.11.1
if [ -z "${DPKG_ROOT:-}" ] && [ -x "/etc/init.d/ddclient" ]; then
update-rc.d ddclient defaults >/dev/null
if [ -n "$2" ]; then
_dh_action=restart
else
_dh_action=start
fi
invoke-rc.d --skip-systemd-native ddclient $_dh_action || exit 1
fi
#### End part generated by dh_installinit/13.11.1
#### Begin 1st part generated by dh_installsystemd/13.11.1
# The following line should be removed in trixie or trixie+1
deb-systemd-helper unmask 'ddclient.service' >/dev/null || true
# was-enabled defaults to true, so new installations run enable.
if deb-systemd-helper --quiet was-enabled 'ddclient.service'; then
# Enables the unit on first installation, creates new
# symlinks on upgrades if the unit file has changed.
deb-systemd-helper enable 'ddclient.service' >/dev/null || true
else
# Update the statefile to add new symlinks (if any), which need to be
# cleaned up on purge. Also remove old symlinks.
deb-systemd-helper update-state 'ddclient.service' >/dev/null || true
fi
#### End 1st part generated by dh_installsystemd/13.11.1
#### Begin 2nd part generated by dh_installsystemd/13.11.1
if [ -d /run/systemd/system ]; then
systemctl --system daemon-reload >/dev/null || true
if [ -n "$2" ]; then
_dh_action=restart
else
_dh_action=start
fi
deb-systemd-invoke $_dh_action 'ddclient.service' >/dev/null || true
fi
#### End 2nd part generated by dh_installsystemd/13.11.1
;;
esac
else
# The following magic comment (see dh_installdeb(1)) will be
# replaced with code that will unconditionally disable the service
# due to the --no-enable --no-start options in debian/rules.
#DEBHELPER#
fi
# Configuration was successful so remove the password from debconf as
# recommended by debconf-devel(7).
db_set ddclient/password ""
db_fset ddclient/password seen false
db_set ddclient/password-repeat ""
db_fset ddclient/password-repeat seen false
db_stop
exit 0
|
