nagios4/debian/nagios3-cgi.postinst

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2014-10-05 11:53:19 +02:00
#!/bin/bash
set -e
# some shorthands for sanity
en="/etc/nagios3"
enc="/etc/nagios3/conf.d"
usn="/usr/share/nagios3"
. /usr/share/debconf/confmodule
if [ -n "$NAG3DEBUG" ]; then
echo "now debugging $0 $@"
set -x
fi
# location of the default apache configuration for nagios.
apacheconf=$en/apache2.conf
# location of the default htpasswd authentication file.
htpw=$en/htpasswd.users
setperm() {
local user="$1"
local group="$2"
local mode="$3"
local file="$4"
shift 4
# only do something when no setting exists
if ! dpkg-statoverride --list "$file" >/dev/null 2>&1; then
if [ -e "$file" ]; then
chown "$user":"$group" "$file"
chmod "$mode" "$file"
fi
fi
}
case "$1" in
configure)
if ! getent passwd nagios > /dev/null ; then
echo 'Adding system-user for nagios' 1>&2
adduser --system --group --home /var/lib/nagios \
--disabled-login --force-badname nagios > /dev/null
fi
db_get nagios3/adminpassword
admpass="$RET"
# register apache2.conf via ucf:
ucf --debconf-ok /usr/share/nagios3-cgi/apache2.conf $apacheconf
echo "enabling Apache2 config..."
COMMON_STATE=$(dpkg-query -f '${Status}' -W 'apache2.2-common' 2>/dev/null | awk '{print $3}' || true)
# NEW method for Apache >= 2.4
if [ -e /usr/share/apache2/apache2-maintscript-helper ]; then
. /usr/share/apache2/apache2-maintscript-helper
apache2_invoke enmod cgi
apache2_invoke enconf nagios3
# remove OLD Apache 2.2 link
[ -L /etc/apache2/conf.d/nagios3.conf ] && rm /etc/apache2/conf.d/nagios3.conf
# OLD methods for Apache < 2.4
elif [ "$COMMON_STATE" = "installed" ] || [ "$COMMON_STATE" = "unpacked" ] ; then
# create symlink if not existing
[ -f /etc/apache2/conf.d/nagios3.conf ] || ln -vs $apacheconf /etc/apache2/conf.d/nagios3.conf
if [ -f /etc/init.d/apache2 ] ; then
if [ -x /usr/sbin/invoke-rc.d ]; then
invoke-rc.d apache2 reload 3>/dev/null || true
else
/etc/init.d/apache2 reload 3>/dev/null || true
fi
fi
fi
# we reset the password every run, so if it exists we're running
# after being specifically given a password and can unconditionally set it.
# XXX there's no way of setting the pw w/out giving it on the cmdline? wtf?
if [ -n "$admpass" ]; then
touch "$htpw"
htpasswd -b "$htpw" nagiosadmin "$admpass"
fi
# everything went well, so now let's reset the password
db_set nagios3/adminpassword ""
db_set nagios3/adminpassword-repeat ""
# ... done with debconf here
db_stop
;;
abort-upgrade|abort-remove|abort-deconfigure)
;;
*)
echo "postinst called with unknown argument \$1'" >&2
exit 1
;;
esac
#DEBHELPER#