#!/bin/sh
#
# This script prepares directories and files needed for running Icinga2
#

# load system specific defines
SYSCONFIGFILE=$1
if [ -f "$SYSCONFIGFILE" ]; then
	. $SYSCONFIGFILE
else
	echo "Error: You need to supply the path to the Icinga2 sysconfig file as parameter."
	exit 1
fi


ICINGA2_USER=`$DAEMON variable get --current RunAsUser`
if [ $? != 0 ]; then
        echo "Could not fetch RunAsUser variable. Error '$ICINGA2_USER'. Exiting."
        exit 6
fi

ICINGA2_GROUP=`$DAEMON variable get --current RunAsGroup`
if [ $? != 0 ]; then
        echo "Could not fetch RunAsGroup variable. Error '$ICINGA2_GROUP'. Exiting."
        exit 6
fi

getent passwd $ICINGA2_USER >/dev/null 2>&1 || (echo "Icinga user '$ICINGA2_USER' does not exist. Exiting." && exit 6)
getent group $ICINGA2_GROUP >/dev/null 2>&1 || (echo "Icinga group '$ICINGA2_GROUP' does not exist. Exiting." && exit 6)
getent group $ICINGA2_COMMAND_GROUP >/dev/null 2>&1 || (echo "Icinga command group '$ICINGA2_COMMAND_GROUP' does not exist. Exiting." && exit 6)

if [ ! -e "$ICINGA2_RUN_DIR"/icinga2 ]; then
	mkdir "$ICINGA2_RUN_DIR"/icinga2
	mkdir "$ICINGA2_RUN_DIR"/icinga2/cmd
	chmod 755 "$ICINGA2_RUN_DIR"/icinga2
	chmod 2750 "$ICINGA2_RUN_DIR"/icinga2/cmd
	chown -R $ICINGA2_USER:$ICINGA2_COMMAND_GROUP "$ICINGA2_RUN_DIR"/icinga2
fi

# Could be undefined in installations where sysconf is not overridden on upgrade
if [ -z "$ICINGA2_LOG_DIR" ]; then
	$ICINGA2_LOG_DIR=$(dirname -- "$ICINGA2_LOG")
fi

test -e "$ICINGA2_LOG_DIR" || install -m 750 -o $ICINGA2_USER -g $ICINGA2_COMMAND_GROUP -d "$ICINGA2_LOG_DIR"

if type restorecon >/dev/null 2>&1; then
	restorecon -R "$ICINGA2_RUN_DIR"/icinga2/
fi

# Add a fallback if the user did not specify this directory in the sysconfig file
if [ -z "$ICINGA2_CACHE_DIR" ]; then
	ICINGA2_CACHE_DIR="$ICINGA2_STATE_DIR"/cache/icinga2
fi

test -e "$ICINGA2_CACHE_DIR" || install -m 750 -o $ICINGA2_USER -g $ICINGA2_COMMAND_GROUP -d "$ICINGA2_CACHE_DIR"