#!/bin/bash
usage="kubectl $(basename "$0") [-h] NAMESPACE NAME
kubectl plugin, requires TILLER_NS set before call. Will run helm delete --purge on release associated with pod.
Release is acquired from the pod's 'describe' information in the 'tags' section.
Examples:
  kubectl purge my-namespace my-namespace-pod1-123: Purge the release associated with 'my-namespace-pod1-123' pod"
while getopts ':h' option; do
  case "$option" in
    h) echo "$usage"
       exit
       ;;
  esac
done
shift $((OPTIND -1))

namespace=$1
name=$2
if [ -z "$TILLER_NS" ]; then
  echo "Set TILLER_NS environment variable before calling this function"
  exit 1;
elif [ -z "$namespace" ]; then
  echo "No Namespace provided"
  exit 1;
elif [ -z "$name" ]; then
  echo "No Name provided"
  exit 1;
fi

kubectl describe pods -n $namespace $name | grep release | cut -f 2 -d'=' | xargs -J rel helm --tiller-namespace $TILLER_NS delete --purge rel