Remote docker builder with kubernetes

dind.yaml

# Once started, you can use this to build your docker images with:
#
# kubectl -n <namespace> port-forward deployment/dind 23760:2376
# export DOCKER_HOST=tcp://localhost:23760
#
# After that, all docker commands & similar will talk to this docker instance on kubernetes!
apiVersion: apps/v1
kind: Deployment
metadata:
  name: dind
  labels:
    app: dind
spec:
  selector:
    matchLabels:
      app: dind
  replicas: 1
  template:
    metadata:
      labels:
        app: dind
    spec:
      volumes:
        - name: var-lib-docker
          persistentVolumeClaim:
            claimName: dind
      containers:
        - name: docker
          image: docker:20.10.18-dind
          command:
            - dockerd
            - --host=127.0.0.1:2376
          volumeMounts:
            - name: var-lib-docker
              mountPath: /var/lib/docker
          securityContext:
            privileged: true
---
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: dind
  labels:
    app: dind
spec:
  accessModes:
    - ReadWriteOnce
  resources:
    requests:
      storage: 100Gi
  storageClassName: ssd