#!/bin/bash
# Copyright (C) 2014 Canonical
# All Rights Reserved
# Author: Jacek Nykis <jacek.nykis@canonical.com>

LOCK=/var/lock/ceph-status.lock
lockfile-create -r2 --lock-name $LOCK > /dev/null 2>&1
if [ $? -ne 0 ]; then
    exit 1
fi
trap "rm -f $LOCK > /dev/null 2>&1" exit

DATA_DIR="/var/lib/nagios"
if [ ! -d $DATA_DIR ]; then
    mkdir -p $DATA_DIR
fi
DATA_FILE="${DATA_DIR}/cat-ceph-status.txt"
TMP_FILE=$(mktemp -p ${DATA_DIR})

ceph status --format json >${TMP_FILE}

chown root:nagios ${TMP_FILE}
chmod 0640 ${TMP_FILE}
mv ${TMP_FILE} ${DATA_FILE}

DATA_FILE="${DATA_DIR}/current-ceph-osd-count.json"
TMP_FILE=$(mktemp -p ${DATA_DIR})

ceph osd tree --format json > ${TMP_FILE}

chown root:nagios ${TMP_FILE}
chmod 0640 ${TMP_FILE}
mv ${TMP_FILE} ${DATA_FILE}