Testing cluster-dns-operator without CVO

local-release.sh

#/bin/bash
set -euo pipefail

# usage: local-release.sh <repo>

# Tags a new image from local working tree, makes a temporary commit,
# pushes it to $repo, builds a temporary set of manifests replacing the
# deployment with the $repo pullspec.

REPO="$1"
git add .
git commit -m "Temporary"
REV=$(git rev-parse --short HEAD)
docker build -t $REPO:$REV -f images/cluster-dns-operator/Dockerfile .
docker push $REPO:$REV
git reset --soft HEAD~1

TMP_MANIFESTS=/tmp/cluster-dns-operator-manifests
mkdir -p $TMP_MANIFESTS
cp manifests/* $TMP_MANIFESTS
cat manifests/0000_08_cluster-dns-operator_02-deployment.yaml | sed "s~openshift/origin-cluster-dns-operator:latest~$REPO:$REV~" > "$TMP_MANIFESTS/0000_08_cluster-dns-operator_02-deployment.yaml"

echo "Pushed $REPO:$REV"
echo "Install manifests using:"
echo ""
echo "oc apply -f $TMP_MANIFESTS"

uninstall.sh

#!/bin/bash

CLUSTER_NAME="$1"
if [ -z "${CLUSTER_NAME}" ]; then
  echo "usage: uninstall.sh <cluster_name>"
  exit 1
fi

# Disable the CVO
oc patch -n openshift-cluster-version daemonsets/cluster-version-operator --patch '{"spec": {"template": {"spec": {"nodeSelector": {"node-role.kubernetes.io/fake": ""}}}}}'

# Uninstall kube-dns
oc scale -n kube-system --replicas 0 deployments/kube-core-operator
oc scale -n kube-system --replicas 0 deployments/kube-dns
oc delete -n kube-system services/kube-dns

# Uninstall cluster-dns-operator
oc delete namespaces/openshift-cluster-dns-operator
oc delete namespaces/openshift-cluster-dns
oc delete clusterroles/cluster-dns-operator
oc delete clusterroles/cluster-dns:dns
oc delete clusterrolebindings/cluster-dns-operator
oc delete clusterrolebindings/cluster-dns:dns
oc delete customresourcedefinition.apiextensions.k8s.io/clusterdnses.dns.openshift.io