watch k8s pod logs

watch_pod_logs.sh

# usage: bash watch_pod_logs.sh "namespace" "pod_name (can be the full or partial name)" "container_name"

while [ : ]
do
        pod_name=$(kubectl get pods --no-headers -o custom-columns=":metadata.name" -n $1 | grep $2 | tail -n 1)
        echo "========================================================================================"
        kubectl logs -n $1 $pod_name -c $3

        sleep 1
done