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...

kubectl -n argocd set env deployment/argocd-repo-server \
  HTTP_PROXY=http://your.proxy.address:port \
  HTTPS_PROXY=http://your.proxy.address:port \
  NO_PROXY=localhost,127.0.0.1,.cluster.local,.svc,yourcluster.local


6 Install

...

NFS storage class

Create app file called nfs_app.yaml


Code Block
apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
  name: nfs-subdir-external-provisioner
  namespace: argocd        # namespace dove gira Argo CD
  finalizers:
    - resources-finalizer.argocd.argoproj.io
spec:
  project: default
  source:
    repoURL: https://kubernetes-sigs.github.io/nfs-subdir-external-provisioner/
    chart: nfs-subdir-external-provisioner
    targetRevision: 4.0.18
    helm:
      values: |
        nfs:
          server: atlasdisk19.lnf.infn.it
          path: /St-Dell3800-A-A13Vd0
        storageClass:
          name: nfs-atlas

...

The backend services install:

  • kafka
  • mongodb
  • elasticsearch

At the moment serve all the beamlines of the cluster. These services can be also installed in other ways and/or pre-esistent.

A manifest like the following must be prepared, paying attentio to specify domain, loadBalancerIPs.

Prepare a manifest 

Code Block
languageyaml
titleepik8s-backend.yaml
apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
  name: epik8s-backend
  namespace: argocd
spec:
  project: default
  source:
    repoURL: 'https://baltig.infn.it/epics-containers/epik8-backend.git'
    path: .
    targetRevision: HEAD
    helm:
      values: |
          namespaceaccessModes: backendReadWriteMany
  destination:
    server: https://kubernetes.default.svc
    namespace: nfs-provisioner
  domainsyncPolicy: "da"
    automated:
      ingressClassNameprune: "ngnix"true

      selfHeal: true
    kafkasyncOptions:
      - CreateNamespace=true

Apply:

Code Block
languageshell
titleShell Command
kubectl apply -f nfs_app.yaml

Test SC (Storage Class):


Code Block
apiVersion:    externalAccessv1
kind: PersistentVolumeClaim
metadata:
  name: nfs-test-pvc
           enablednamespace: true
      default
spec:
              serviceaccessModes:
    - ReadWriteMany
           type: LoadBalancerresources:
    requests:
      storage: 1Gi
  storageClassName: nfs-atlas
---
apiVersion:  loadBalancerIPsv1
kind: Pod
metadata:
  name: nfs-test-pod
  namespace: default
spec:
  containers:
    - name: test
      - 10.10.6.247
      image: busybox:1.36
      command: ["/bin/sh", "-c",  ports:"sleep 3600"]
      volumeMounts:
        -    externalname: 9092nfs-storage
  destination:
    server: 'https://kubernetes.default.svc'
    namespacemountPath: backend/mnt/nfs
  syncPolicyvolumes:
    automated:
     - prunename: truenfs-storage
  # Optional: Automatically remove resourcespersistentVolumeClaim:
 not specified in Helm chart
      selfHeal: true
    syncOptions:
      - CreateNamespace=true 
      - Prune=true

Apply:

Code Block
languageshell
titleShell Command
kubectl apply -f epik8s-backend.yaml

7 Install NFS storage class

Create app file called nfs_app.yaml

claimName: nfs-test-pvc

Apply:

Code Block
languageshell
titleShell Command
kubectl apply -f pod_nfs.yaml

Test nfs inside pod:

Code Block
languageshell
titleShell Command
kubectl exec -it nfs-test-pod -- sh
cd /mnt/nfs
touch prova.txt
echo "ciao" > prova.txt
cat prova.txt

7 Install EPIK8S backend services (optional)

The backend services install:

  • kafka
  • mongodb
  • elasticsearch

At the moment serve all the beamlines of the cluster. These services can be also installed in other ways and/or pre-esistent.

A manifest like the following must be prepared, paying attentio to specify domain, loadBalancerIPs.

Prepare a manifest 


Code Block
languageyaml
titleepik8s-backend.yaml
apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
  name: epik8s-backend
  namespace: argocd
Code Block
apiVersion: argoproj.io/v1alpha1
kind: Application
metadata:
  name: nfs-subdir-external-provisioner
  namespace: argocd        # namespace dove gira Argo CD
  finalizers:
    - resources-finalizer.argocd.argoproj.io
spec:
  project: default
  source:
    repoURL: 'https://kubernetes-sigsbaltig.githubinfn.ioit/nfsepics-subdir-external-provisioner/containers/epik8-backend.git'
    chartpath: nfs-subdir-external-provisioner.
    targetRevision: 4.0.18HEAD
    helm:
      values: |
          nfsnamespace: backend
          serverdomain: atlasdisk19.lnf.infn.it"da"
          pathingressClassName: /St-Dell3800-A-A13Vd0
        storageClass:"ngnix"

          namekafka: nfs-atlas
          accessModes: ReadWriteMany
  destinationexternalAccess:
    server: https://kubernetes.default.svc
          namespaceenabled: nfs-provisionertrue
  syncPolicy:
    automated:
      prune:  true
      selfHealservice: true
    syncOptions:
      - CreateNamespace=true

Apply:

Code Block
languageshell
titleShell Command
kubectl apply -f nfs_app.yaml

Test SC (Storage Class):

Code Block
apiVersion: v1
kind: PersistentVolumeClaim
metadata:
  name: nfs-test-pvc
  namespace: default
spec:
  accessModes:
   type: LoadBalancer
             - ReadWriteMany
  resourcesloadBalancerIPs:
    requests:
            storage: 1Gi
  storageClassName: nfs-atlas
---
apiVersion: v1
kind: Pod
metadata:
  name: nfs-test-pod
  namespace: default
spec:
  containers:
- 10.10.6.247
                ports:
          - name: test
      imageexternal: busybox:1.369092
  destination:
    commandserver: ["'https:/bin/sh", "-c", "sleep 3600"]
  /kubernetes.default.svc'
    namespace: backend
  syncPolicy:
    volumeMountsautomated:
      prune: true - # nameOptional: nfs-storage
Automatically remove resources not specified in Helm chart
   mountPath: /mnt/nfs
  volumesselfHeal: true
    - name: nfs-storagesyncOptions:
      persistentVolumeClaim:
   - CreateNamespace=true 
     claimName: nfs-test-pvc- Prune=true

Apply:

Code Block
languageshell
titleShell Command
kubectl apply -f pod_nfsepik8s-backend.yaml

Test nfs inside pod:

kubectl exec -it nfs-test-pod -- sh cd /mnt/nfs touch prova.txt echo "ciao" > prova.txt cat prova.txt
Code Block
languageshell
titleShell Command
8 Install EPIK8S beamline
...