Longhorn: use values yaml for helm to reduce replicas

Longhorn/README.md

@@ -167,7 +167,8 @@ Mit diesen Schritten hast du ein Persistent Volume (PV) und einen Persistent Vol
 
 
 ## Disable Localpath as default
+```
 kubectl get storageclass
 
 kubectl patch storageclass local-path -p '{"metadata": {"annotations":{"storageclass.kubernetes.io/is-default-class":"false"}}}'
-
+```

Longhorn/auth

@@ -0,0 +1 @@
+basti:$apr1$N23gJpBe$CYlDcwTfp8YsQMq0UcADQ0

Longhorn/justfile

@@ -0,0 +1,62 @@
+set fallback:=true
+
+export LONGHORN_NAMESPACE := env("LONGHORN_NAMESPACE","longhorn-system")
+
+add-helm-repo:
+    helm repo add longhorn https://charts.longhorn.io --force-update
+    helm repo update
+
+# Delete namespace
+delete-namespace:
+    #!/bin/bash
+    set -euo pipefail
+    if kubectl get namespace ${LONGHORN_NAMESPACE} &>/dev/null; then
+        kubectl delete namespace ${LONGHORN_NAMESPACE} --ignore-not-found
+    else
+        echo "Namespace ${LONGHORN_NAMESPACE} does not exist."
+    fi
+
+
+install:
+    #!/bin/bash
+    set -euo pipefail
+    just env::check
+
+    just add-helm-repo
+
+    helm upgrade longhorn longhorn/longhorn \
+      --install \
+      --cleanup-on-fail \
+      --namespace ${LONGHORN_NAMESPACE} \
+      --create-namespace \
+      --values longhorn-values.yaml
+
+uninstall:
+    #!/bin/bash
+    set -euo pipefail
+
+    for crd in $(kubectl get crd -o name | grep longhorn); do
+        kubectl patch $crd -p '{"metadata":{"finalizers":[]}}' --type=merge
+    done
+
+    kubectl -n ${LONGHORN_NAMESPACE} patch -p '{"value": "true"}' --type=merge lhs deleting-confirmation-flag || true
+
+    helm uninstall longhorn --namespace ${LONGHORN_NAMESPACE} || true
+    just delete-namespace
+
+
+install-dashboard-ingress:
+    #!/bin/bash
+    set -euo pipefail
+    just env::check
+
+    echo "Deploying Longhorn Dashboard Ingress with EXTERNAL_DOMAIN=${EXTERNAL_DOMAIN}"
+    gomplate -f longhorn-certificate-gomplate.yaml | kubectl apply -f -
+    gomplate -f longhorn-ingressroute-gomplate.yaml | kubectl apply -f -
+
+uninstall-dashboard-ingress:
+    #!/bin/bash
+    set -euo pipefail
+
+    kubectl delete -f longhorn-ingressroute-gomplate.yaml || true
+    kubectl delete -f longhorn-certificate-gomplate.yaml || true

Longhorn/longhorn-certificate-gomplate.yaml

@@ -7,7 +7,7 @@ metadata:
 spec:
   secretName: longhorn-web-ui-tls
   dnsNames:
-    - longhorn-dashboard.k8s.schnrbs.work
+    - longhorn-dashboard.{{.Env.EXTERNAL_DOMAIN}}
   issuerRef:
     name: cloudflare-cluster-issuer
     kind: ClusterIssuer

Longhorn/longhorn-ingressroute-gomplate.yaml

@@ -7,7 +7,7 @@ spec:
   entryPoints:
   - websecure
   routes:
-  - match: Host(`longhorn-dashboard.k8s.schnrbs.work`)
+  - match: Host(`longhorn-dashboard.{{.Env.EXTERNAL_DOMAIN}}`)
     kind: Rule
     services:
     - name: longhorn-frontend

Longhorn/longhorn-values.yaml

@@ -1,18 +1,6 @@
-global:
-  nodeSelector:
-    node.longhorn.io/create-default-disk: "true"
-
-service:
-  ui:
-    type: NodePort
-    nodePort: 30050 
-  manager:
-    type: ClusterIP
 
 # Replica count for the default Longhorn StorageClass.
 persistence:
-  defaultClass: false
-  defaultFsType: ext4
   defaultClassReplicaCount: 2
   reclaimPolicy: Delete
 
@@ -25,12 +13,10 @@ csi:
 
 # Default replica count and storage path
 defaultSettings:
-  upgradeChecker: false
   kubernetesClusterAutoscalerEnabled: false
   allowCollectingLonghornUsageMetrics: false
-  createDefaultDiskLabeledNodes: true
   defaultReplicaCount: 2
-  defaultDataPath: "/k8s-data"
+#  defaultDataPath: "/k8s-data"
 
 longhornUI:
   replicas: 1

Test-Deployment/justfile

@@ -0,0 +1,37 @@
+set fallback:=true
+
+export EXTERNAL := env("EXTERNAL_DOMAIN", "")
+
+install-nginx:
+    #!/bin/bash
+    set -euo pipefail
+    just env::check
+
+    if [ -z "${EXTERNAL}" ]; then
+        echo "ERROR: EXTERNAL_DOMAIN environment variable is not set."
+        exit 1
+    fi
+
+    kubectl apply -f nginx-deployment.yaml
+    gomplate -f nginx-certificate-gomplate.yaml | kubectl apply -f -
+    gomplate -f nginx-ingress-route-gomplate.yaml | kubectl apply -f -
+
+install-dishes:
+    #!/bin/bash
+    set -euo pipefail
+    just env::check
+
+    if [ -z "${EXTERNAL}" ]; then
+        echo "ERROR: EXTERNAL_DOMAIN environment variable is not set."
+        exit 1
+    fi
+
+    kubectl apply -f dishes-deployment.yaml
+    gomplate -f dishes-certificate-gomplate.yaml | kubectl apply -f -
+    gomplate -f dishes-ingress-route-gomplate.yaml | kubectl apply -f -
+
+remove-nginx:
+    kubectl delete ns test || true
+
+remove-dishes:
+    kubectl delete ns dishes || true

justfile

@@ -9,4 +9,5 @@ default:
 mod env
 mod BasicSetup '01_Basic_Setup'
 mod MetalLbSetup 'Metallb_Setup'
-mod Traefik
+mod Traefik
+mod Longhorn

longhorn/longhorn-ingress.yaml

@@ -1,25 +0,0 @@
----
-apiVersion: networking.k8s.io/v1
-kind: Ingress
-metadata:
-  name: longhorn-web-ui
-  namespace: longhorn-system
-  annotations:
-    traefik.ingress.kubernetes.io/router.entrypoints: websecure
-spec:
-  rules:
-    - host: longhorn.k8s.internal.schnrbs.work
-      http:
-        paths: 
-          - path: /
-            pathType: Prefix
-            backend:
-              service:
-                name: longhorn-frontend
-                port:
-                  number: 80
-  tls:
-    - hosts:
-        - longhorn.k8s.internal.schnrbs.work
-      secretName: longhorn-web-ui-tls
-