postinst is in dnsmasq 2.59-4.
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 | #!/bin/sh
set -e
# create a user to run as (code stolen from dovecot-common)
if [ "$1" = "configure" ]; then
if [ -z "`id -u dnsmasq 2> /dev/null`" ]; then
adduser --system --home /var/lib/misc --gecos "dnsmasq" \
--no-create-home --disabled-password \
--quiet dnsmasq || true
fi
# Make the directory where we keep the pid file - this
# has to be owned by "dnsmasq" do that the file can be unlinked.
if [ ! -d /var/run/dnsmasq ]; then
mkdir /var/run/dnsmasq
chown dnsmasq:nogroup /var/run/dnsmasq
fi
# handle new location of pidfile during an upgrade
if [ -e /var/run/dnsmasq.pid ]; then
mv /var/run/dnsmasq.pid /var/run/dnsmasq
fi
fi
if [ -x /etc/init.d/dnsmasq ]; then
update-rc.d dnsmasq defaults 15 85 >/dev/null
if [ "$1" = "configure" ] || [ "$1" = "abort-upgrade" ]; then
if [ -e /var/run/dnsmasq/dnsmasq.pid ]; then
ACTION=restart
else
ACTION=start
fi
if [ -x /usr/sbin/invoke-rc.d ] ; then
invoke-rc.d dnsmasq $ACTION || true
else
/etc/init.d/dnsmasq $ACTION || true
fi
fi
fi
# dpkg can botch the change of /usr/share/doc/dnsmasq from
# directory to symlink. Fix up here.
if [ ! -h /usr/share/doc/dnsmasq ] && { rmdir /usr/share/doc/dnsmasq; }; then
cd /usr/share/doc/
ln -s /usr/share/doc/dnsmasq-base dnsmasq
fi
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