check-distro.yml

# 
# The job in this YAML file verifies if the current k8s distribution has been tested for osm-arc. 
# The job is executed in helm pre-install phase of OSM release lifecycle. 
#
apiVersion: v1
kind: ServiceAccount
metadata:
  name: check-distro-account
  namespace: {{ .Release.Namespace }}
  annotations:
    "helm.sh/hook-weight": "10"
    "helm.sh/hook": pre-install
    "helm.sh/hook-delete-policy": before-hook-creation,hook-succeeded
---
apiVersion: batch/v1
kind: Job
metadata:
  name: check-distro
  namespace: {{ .Release.Namespace }}
  annotations:
    "helm.sh/hook-weight": "15"
    "helm.sh/hook": pre-install
    "helm.sh/hook-delete-policy": before-hook-creation,hook-succeededd
spec:
  template:
    metadata:
      labels:
        app: check-distro
    spec:
      serviceAccountName: check-distro-account
      automountServiceAccountToken: true
      restartPolicy: Never
      terminationGracePeriodSeconds: 0
      containers:
        - name: check-distro
          image: {{ .Values.alpine.image.name }}:{{ .Values.alpine.image.tag }}
          imagePullPolicy: IfNotPresent
          env: 
            - name: testedDistros
              value: {{ .Values.OpenServiceMesh.testedDistros }}
            - name: currentDistro
              value: {{ .Values.Azure.Cluster.Distribution }}
          command: 
            - "/bin/sh"
            - "-ec"
            - |
              set -o pipefail
              token=$(cat /var/run/secrets/kubernetes.io/serviceaccount/token)
              testedDistrosList=${testedDistros}
              current=${currentDistro}
              tested=false
              for distro in ${testedDistrosList}
              do
                if [[ "${distro}" == "${current}" ]]; then
                  echo "${current} is a tested distribution for osm-arc"
                  tested=true
                fi
              done
              if [[ "$tested" = "false" ]]; then
                echo "Warning: ${current} is not a tested distribution for osm-arc"
                exit 0
              fi