Generate default conf for TICK services

generate-conf.sh

#!/usr/bin/env bash 

. versions.sh

CONF_DIR=conf
TELEGRAF_CONF=${CONF_DIR}/telegraf.conf
INFLUXDB_CONF=${CONF_DIR}/influxdb.conf
CHRONOGRAF_CONF=${CONF_DIR}/chronograf.conf
KAPACITOR_CONF=${CONF_DIR}/kapacitor.conf

declare -A COMMANDS
COMMANDS["${TELEGRAF_CONF}"]="docker run --rm telegraf:${TELEGRAF_VERSION} -sample-config"
COMMANDS["${INFLUXDB_CONF}"]="docker run --rm influxdb:${INFLUXDB_VERSION} influxd config"
COMMANDS["${CHRONOGRAF_CONF}"]="docker run --rm docker pull quay.io/influxdb/chronograf:${CHRONOGRAF_VERSION} -sample-config"
COMMANDS["${KAPACITOR_CONF}"]="docker run --rm kapacitor:${KAPACITOR_VERSION} kapacitord config"

mkdir -p ${CONF_DIR}

for conf in "${TELEGRAF_CONF}" "${INFLUXDB_CONF}" "${CHRONOGRAF_CONF}" "${KAPACITOR_CONF}"; do
    if [ ! -e ${conf} ]; then
        echo "Generating ${conf}"
        command=${COMMANDS[$conf]}
        echo "Running '${command}'"
        eval ${command} > ${conf}
    fi
done