Tails multiple k8s pods

tail-pods

#!/bin/bash

default_filter="(event.*|container-container.*|dci-osn-bridge.*)"
filter="${1}"
color=32

if [ "$filter" == "" ]; then
    filter="${default_filter}"
fi

function getPods() {
    kubectl get pod \
        |cut -f 1 -d ' ' \
        |grep -v 'NAME' \
        |grep -E "${filter}"
}

function tailPod() {
    pod="${1}"
    kubectl logs -f $pod | sed -e "s/^/${pod}: /" |grep -E "^${pod}"
}

function tailEm() {
    pods="${1}"
    for pod in $pods; do
        echo "tailing ${pod}"
        tailPod $pod  &
    done
}

function waitForEm() {
    for job in `jobs -p`; do
        wait $job || let "FAIL+=1"
    done
}

podlist=`getPods filter`
echo "pods: ${podlist}"
tailEm "$podlist"
waitForEm
pkill kubectl