framework-e2e

#!/bin/bash

set -ex

CRI=${CRI:-podman}

kind="./kind"
! [ -f $kind ] && \
  wget -nv "https://github.com/kubernetes-sigs/kind/releases/download/v0.11.1/kind-linux-amd64" -O $kind && \
  chmod +x $kind

CLUSTER_NAME=test
! [ $($kind get clusters 2> /dev/null | grep "$CLUSTER_NAME") ] && \
  $kind create cluster --name "${CLUSTER_NAME}"

kubeconfig="./kubeconfig"
$kind get kubeconfig --name "${CLUSTER_NAME}" > "kubeconfig"
export KUBECONFIG=$kubeconfig

kubectl get nodes -A
kubectl get pods -A
echo ""

BINARY_NAME="framework"
go build -o $BINARY_NAME ./kiagnose/cmd/

TAG="devel"
FRAMEWORK_IMAGE="${BINARY_NAME}:${TAG}"

$CRI build -t ${FRAMEWORK_IMAGE} -f- . <<EOF
FROM alpine:3.15.0
RUN apk add --no-cache libc6-compat
COPY $BINARY_NAME /usr/local/bin
ENTRYPOINT $BINARY_NAME
EOF

$kind load docker-image --name ${CLUSTER_NAME} ${FRAMEWORK_IMAGE}

FRAMEWORK_NAMESPACE="framework"
kubectl create ns "${FRAMEWORK_NAMESPACE}" || true

CHECKUP_IMAGE="hello-world"
CHECKUP_CONFIGMAP="echo-checkup"
cat <<EOF | kubectl apply -f -
apiVersion: v1
kind: ConfigMap
metadata:
  name: ${CHECKUP_CONFIGMAP}
  namespace: ${FRAMEWORK_NAMESPACE}
data:
  spec.image: ${CHECKUP_IMAGE}
  spec.timeout: 1m
  spec.param.message: "Hi!"
EOF

ADMIN_CLUSTER_ROLE_BINDING=${FRAMEWORK_NAMESPACE}-sa-admin
kubectl create clusterrolebinding "${ADMIN_CLUSTER_ROLE_BINDING}" --clusterrole=cluster-admin --serviceaccount="${FRAMEWORK_NAMESPACE}:default" || true

cat <<EOF | kubectl apply -f -
apiVersion: batch/v1
kind: Job
metadata:
  name: checkup-launcher
  namespace: ${FRAMEWORK_NAMESPACE}
spec:
  backoffLimit: 0
  template:
    spec:
      restartPolicy: Never
      containers:
        - name: checkup-launcher
          image: ${FRAMEWORK_IMAGE}
          env:
          - name: CONFIGMAP_NAMESPACE
            value: ${FRAMEWORK_NAMESPACE}
          - name: CONFIGMAP_NAME
            value: ${CHECKUP_CONFIGMAP}
EOF

pod=$(kubectl get pod -n $FRAMEWORK_NAMESPACE -l job-name=checkup-launcher --no-headers | awk '{print $1}')
kubectl wait pod -n $FRAMEWORK_NAMESPACE $pod --timeout 1m --for condition=ready
kubectl logs -n $FRAMEWORK_NAMESPACE $pod -f

kubectl delete ns $FRAMEWORK_NAMESPACE
kubectl delete clusterrolebinding $ADMIN_CLUSTER_ROLE_BINDING