nagios4/debian/nagios4-cgi.postinst

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2017-05-20 00:00:42 +02:00
#!/bin/bash
set -e
# some shorthands for sanity
en="/etc/nagios4"
enc="/etc/nagios4/conf.d"
usn="/usr/share/nagios4"
. /usr/share/debconf/confmodule
. $usn/debian/httpd.webapps-common
if [ -n "$NAG4DEBUG" ]; 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
chown "$user":"$group" "$file"
chmod "$mode" "$file"
fi
}
case "$1" in
configure)
if ! getent passwd nagios > /dev/null ; then
echo 'Adding system-user for nagios' 1>&2
adduser --system --group --home /var/lib/nagios \
--disabled-login --force-badname nagios > /dev/null
fi
# get the list of selected servers
db_get nagios4/httpd
servers=$(echo $RET | sed -e 's/,/ /g')
db_get nagios4/adminpassword
admpass="$RET"
# get whether they want support for 1.x urls:
db_get nagios4/nagios1-in-apacheconf
nagiosone="$RET"
unwanted_servers=""
#check which servers to uninclude
for s in $wc_httpd_supported
do
if ! echo $servers | grep -q $s
then
unwanted_servers="$s $unwanted_servers"
fi
done
# register apache2.conf via ucf:
if [ "$nagiosone" = "true" ]; then
ucf --debconf-ok /usr/share/doc/nagios4-common/examples/apache2.nagios1.conf $apacheconf
else
ucf --debconf-ok /usr/share/doc/nagios4-common/examples/apache2.conf $apacheconf
fi
# configure the web servers, if it is desired
if [ "$servers" ]; then
if wc_httpd_apache_include $apacheconf nagios4 $servers; then
# reload the selected servers if they are running
running_servers="$(wc_httpd_running $servers)"
if [ "$running_servers" ]; then
wc_httpd_invoke "reload" $running_servers
fi
fi
fi
if [ "$unwanted_servers" ]; then
servers_to_deconf="$(wc_httpd_apache_configured $apacheconf nagios4 $unwanted_servers)"
if [ "$servers_to_deconf" ]; then
if wc_httpd_apache_uninclude $apacheconf nagios4 $servers_to_deconf; then
# reload the selected servers if they are running
running_servers="$(wc_httpd_running $unwanted_servers)"
if [ "$running_servers" ]; then
wc_httpd_invoke "reload" $running_servers
fi
fi
fi
fi
# we reset the password every run, so if it exists we're running
# after being specifically given a password and can unconditionally set it.
# XXX there's no way of setting the pw w/out giving it on the cmdline? wtf?
if [ -n "$admpass" ]; then
touch "$htpw"
htpasswd -b "$htpw" nagiosadmin "$admpass"
fi
# everything went well, so now let's reset the password
db_set nagios4/adminpassword ""
db_set nagios4/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#