Kubernetes CronJob: GitLab Backup

Dockerfile

# Author: Cuong Tran
#
# Build: docker build -t cuongtransc/kubectl:1.9.1 .
# Run: docker run -it --rm cuongtransc/kubectl:1.9.1 sh
#

FROM roffe/kubectl:v1.9.1

COPY kube_config /root/.kube

gitlab-backup-cronjob.yaml

apiVersion: batch/v2alpha1
kind: CronJob
metadata:
  name: gitlab-backup
spec:
  schedule: "0 0 * * *"
  jobTemplate:
    spec:
      template:
        spec:
          containers:
          - name: gitlab-backup
            image: 112412312.dkr.ecr.ap-southeast-1.amazonaws.com/sero-kubectl:1.9.1
            args:
            - /bin/sh
            - -c
            - kubectl exec --namespace=default -it `kubectl get po -n default | egrep -o "sero-git-gitlab[a-zA-Z0-9-]+" | head -n 1` gitlab-rake gitlab:backup:create
          restartPolicy: OnFailure