#!/usr/bin/env bash

if [[ -z "${COLLECTD_PW}" ]]; then
	echo "Error: COLLECTD_PW environment variable is not set";
	exit 1;
fi

RUN "sudo apt-get install -y collectd liboping0";

tmpfile_collectd="$(mktemp --tmpdir "collectd-XXXXXXX")";

chmod 0600 "${tmpfile_collectd}";
sed -e "s/{{{PASSWORD}}}/${COLLECTD_PW}/g" <"${JOBFILE_DIR}/collectd.conf" >"${tmpfile_collectd}";
unset COLLECTD_PW;

COPY "${tmpfile_collectd}" "/tmp/collectd.conf";

rm "${tmpfile_collectd}";

RUN "sudo chown root:root /tmp/collectd.conf";
RUN "sudo chmod 0600 /tmp/collectd.conf";
RUN "sudo mv /tmp/collectd.conf /etc/collectd/collectd.conf";

RUN "sudo systemctl restart collectd.service";
RUN "sudo systemctl enable collectd.service";