undeploy.sh

#!/bin/sh

CDIR=$(cd `dirname "$0"` && pwd)
cd "$CDIR"

print_red() {
  printf '%b' "\033[91m$1\033[0m\n"
}

print_green() {
  printf '%b' "\033[92m$1\033[0m\n"
}

#KUBECTL_PARAMS="--context=foo"
NAMESPACE=${NAMESPACE:-monitoring}
KUBECTL="kubectl ${KUBECTL_PARAMS} --namespace=\"${NAMESPACE}\""

INSTANCES="daemonset/node-exporter
job/grafana-import-dashboards
deployment/alertmanager
deployment/grafana
deployment/prometheus-deployment
service/alertmanager
service/grafana
service/prometheus-svc
configmap/alertmanager
configmap/alertmanager-templates
configmap/grafana-import-dashboards
configmap/prometheus-configmap
configmap/prometheus-rules
configmap/external-url"

for instance in ${INSTANCES}; do
  eval "${KUBECTL} delete --ignore-not-found --now \"${instance}\""
done

PODS=$(eval "${KUBECTL} get pods -o name" | awk '/^pod\/(alertmanager|grafana|prometheus-deployment|node-exporter)-/ {print $1}' | tr '\n' ' ')
while [ ! "${PODS}" = "" ]; do
  echo "Waiting 1 second for ${PODS}pods to shutdown..."
  sleep 1
  eval "${KUBECTL} delete --now ${PODS}"
  PODS=$(eval "${KUBECTL} get pods -o name" | awk '/^pod\/(alertmanager|grafana|prometheus-deployment|node-exporter)-/ {print $1}' | tr '\n' ' ')
done