iming0319/velero-research-practice-demo

Velero Search and Practice demo code

Velero Search and Practice Post demo code

KIND k8s cluster

1. Create KIND k8s cluster

   kind create cluster --name rocketchat-migrate-demo --config kind-config.yaml

2. setup metallb

   kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.9.6/manifests/namespace.yaml
   kubectl create secret generic -n metallb-system memberlist --from-literal=secretkey="$(openssl rand -base64 128)"
   kubectl apply -f https://raw.githubusercontent.com/metallb/metallb/v0.9.6/manifests/metallb.yaml
   
   kubectl apply -f metallb-config.yaml

3. setup rocketchat-migrate-demo-control-plane node volume mount
   • 連線至 rocketchat-migrate-demo-control-plane node

     docker exec -it rocketchat-migrate-demo-control-plane bash

   • 在 rocketchat-migrate-demo-control-plane node 建立後緒所需的磁碟區

     for vol in pv1; do mkdir /mnt/disks/$vol; mount -t tmpfs $vol /mnt/disks/$vol; done

4. create local-storage storageClass

   kubectl apply -f local-pv-storage.yaml

5. creat local-persistent-storage local persistent volume

   kubectl apply -f local-pv.yaml

6. create Minio Server

   helm install minio --create-namespace --namespace minio -f minio-values.yaml bitnami/minio

7. create rocketchat workload

   helm install rocketchat --namespace rocketchat --create-namespace -f rocketchat.yaml stable/rocketchat

8. setup velero and restic

   helm install velero vmware-tanzu/velero --namespace velero --create-namespace -f velero-values.yaml

9. annotate pod

   kubectl annotate pod -n rocketchat --selector=release=rocketchat,app=mongodb backup.velero.io/backup-volumes=datadir --overwrite

10. backup rocketchat

    velero backup create rocketchat-backup --include-namespaces rocketchat
    

s3cmd download bacup

cat <<EOF > ~/.s3cfg
host_base = <kind-minio-server>:9000
host_bucket = <kind-minio-server>:9000
bucket_location = default
use_https = False
access_key =  minio
secret_key = minio123
signature_v2 = False
EOF

mkdir backup
s3cmd -p sync s3://velero/ backup/

GKE cluster

1. create GKE cluster
2. setup Minio Server

   helm install minio --create-namespace --namespace minio -f minio-values.yaml bitnami/minio

3. upload local backup to Minio server

   s3cmd -p sync backup/ s3://velero/

4. setup Velero & Restic

   MINIO_SVC=$(kubectl -n minio get svc minio -o=jsonpath="{.status.loadBalancer.ingress[0].ip}")
   PUBLIC_URL=http://$MINIO_SVC:9000
   echo $PUBLIC_URL
   helm install velero vmware-tanzu/velero --namespace velero --create-namespace --set configuration.backupStorageLocation.config.publicUrl=$PUBLIC_URL -f velero-values.yaml

5. setup change-storage-class-config.yaml for StorageClass mapping

   kubectl apply -f change-storage-class-config.yaml -n velero

6. restore velero backup

   velero restore create --from-backup rocketchat-backup