postinst is in maas-dhcp 0.1+bzr482+dfsg-0ubuntu1.
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 | #!/bin/sh -e
. /usr/share/debconf/confmodule
db_version 2.0
if ([ "$1" = "configure" ] && [ -z "$2" ]) || [ "$1" = "reconfigure" ] || [ -n "$DEBCONF_RECONFIGURE" ]; then
db_input high maas-dhcp/dnsmasq-dhcp-range || true
db_go
db_input high maas-dhcp/dnsmasq-default-gateway || true
db_go
db_input high maas-dhcp/dnsmasq-domain-name || true
db_go
# Setup dnsmasq
sed -i -e "s/^manage_dns:.*$/manage_dns: 1/" \
-e "s/^manage_dhcp:.*$/manage_dhcp: 1/" /etc/cobbler/settings
sed -i -e "s/^module = manage_bind/module = manage_dnsmasq/" \
-e "s/^module = manage_isc/module = manage_dnsmasq/" /etc/cobbler/modules.conf
# Set the DHCP range
db_get maas-dhcp/dnsmasq-dhcp-range || true
range="$RET"
if [ -n "$range" ]; then
sed -i -e "s/^dhcp-range=.*$/dhcp-range=$range/" /etc/cobbler/dnsmasq.template
fi
# Setup Default Gateway
db_get maas-dhcp/dnsmasq-default-gateway || true
ipaddr="$RET"
if [ -n "$ipaddr" ]; then
# If template has $next_server as default gateway, set it to $ipaddr
if grep -qs "^dhcp-option=.*$" /etc/cobbler/dnsmasq.template; then
sed -i -e "s/^dhcp-option=.*$/dhcp-option=3,$ipaddr/" /etc/cobbler/dnsmasq.template
fi
fi
# Setup Domain Name
db_get maas-dhcp/dnsmasq-domain-name || true
domain="$RET"
if [ -n "$domain" ]; then
# if the domain hasn't been set, set it to $domain
if grep -qs "^#domain=.*$" /etc/cobbler/dnsmasq.template; then
sed -i -e "s/^#domain=.*/domain=$domain/" /etc/cobbler/dnsmasq.template
# if the domain has been set, change it to $domain
elif grep -qs "^domain=.*$" /etc/cobbler/dnsmasq.template; then
sed -i -e "s/^domain=.*$/domain=$domain/" /etc/cobbler/dnsmasq.template
fi
elif [ -z "$domain" ]; then
# if the domain has been set to empty, then disable it
if grep -qs "^domain=.*$" /etc/cobbler/dnsmasq.template; then
sed -i -e "s/^domain=.*$/#domain=/" /etc/cobbler/dnsmasq.template
fi
fi
if [ -x /usr/sbin/invoke-rc.d ]; then
invoke-rc.d cobbler restart || true
fi
fi
exit 0
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