kubernetes.sh

# get our hostip if running under kubernetes
if [[ -n "${KUBERNETES_NAMESPACE}" && -n "${KUBERNETES_PODNAME}" ]] ; then
    KUBERNETES_HOSTIP=""
    while true; do
        KUBERNETES_HOSTIP=`kubectl get pods --namespace=${KUBERNETES_NAMESPACE} ${KUBERNETES_PODNAME} -o json | jq -r .status.hostIP`
        if [ -n "${KUBERNETES_HOSTIP}" ] && [ "${KUBERNETES_HOSTIP}" != "null" ]; then
            break
        fi
        sleep 1
    done
    export KUBERNETES_HOSTIP

    KUBERNETES_NODENAME=`kubectl get pods --namespace=${KUBERNETES_NAMESPACE} ${KUBERNETES_PODNAME} -o json | jq -r .spec.nodeName`
    export KUBERNETES_NODENAME
fi

# set statsd if not set
if [ -z "${STATSD_SERVER}" ]; then
    # if running under kubernetes, we assume a statsd server is running on
    # port 8125 on the host IP
    if [ -n "${KUBERNETES_HOSTIP}" ]; then
        STATSD_SERVER="${KUBERNETES_HOSTIP}:8125"
    else
        STATSD_SERVER=127.0.0.1:8125
    fi
fi

export STATSD_SERVER