break: switch from k0s to k3s (in docker)

- replace k0s with k3s in docker-compose.yml
- remove k0s-config.yaml
  - remove metallb-address-pool
- update .renovaterc.json to match new file structure
- add new argocd-init files for k3s
- update README to reflect changes

🤖

.renovaterc.json

@@ -8,16 +8,19 @@
       "customType": "regex",
       "description": "ArgoCD",
       "fileMatch": [
-        "k0s-config\\.yaml$"
+        "^argocd-bootstrap/.*\\.yml$"
       ],
       "matchStrings": [
-        "\\s+version:\\s(?<currentValue>.*)\\s+#\\s+depName=(?<depName>.*)\\s+repoUrl=(?<registryUrl>.*)"
+       "\\s+chart:\\s(?<depName>.*)",
+       "\\s+repo:\\s(?<registryUrl>.*)",
+       "\\s+version:\\s(?<currentValue>.*)"
       ],
+      "matchStringsStrategy": "combination",
       "datasourceTemplate": "helm"
     },
     {
       "customType": "regex",
-      "description": "Baseline",
+      "description": "Baseline Manifests",
       "fileMatch": [
         "\\.jsonnet$"
       ],

README.md

@@ -1,6 +1,6 @@
-# k0s Kubernetes + Baseline
+# k3s Kubernetes + Baseline
 
-* [k0s](https://docs.k0sproject.io/stable/)
+* [k3s](https://docs.k3s.io/)
 * [ArgoCD](https://argoproj.github.io/cd/)
   * [NGINX Ingress Controller](https://kubernetes.github.io/ingress-nginx/)
   * [cert-manager](https://cert-manager.io/)
@@ -10,13 +10,13 @@
   * [keel](https://keel.sh)
   * [reloader](https://github.com/stakater/Reloader)
 
-## Run (k0s + baseline)
+## Run (k3s + baseline)
 
 `docker compose up`
 
 ### Get kubeconfig
 
-`docker compose exec -it k0s k0s kubeconfig admin`
+`docker compose exec -it k3s kubectl config view --flatten`
 
 ## Notes
 

argocd-init/000-namespace.yml

@@ -0,0 +1,5 @@
+---
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: argocd

argocd-init/001-argocd.yml

@@ -0,0 +1,21 @@
+---
+apiVersion: helm.cattle.io/v1
+kind: HelmChart
+metadata:
+  name: argocd
+  namespace: kube-system
+spec:
+  # do not change order! (needed for renovate)
+  chart: argo-cd
+  repo: https://argoproj.github.io/argo-helm
+  version: 7.5.2
+  targetNamespace: argocd
+  valuesContent: |-
+    server:
+      replicas: 1
+    applicationSet:
+      enabled: false
+    notifications:
+      enabled: false
+    dex:
+      enabled: false

argocd-init/002-argocd-apps.yml

@@ -0,0 +1,50 @@
+---
+apiVersion: helm.cattle.io/v1
+kind: HelmChart
+metadata:
+  name: argocd-apps
+  namespace: kube-system
+spec:
+  # do not change order! (needed for renovate)
+  chart: argocd-apps
+  repo: https://argoproj.github.io/argo-helm
+  version: 2.0.0
+  targetNamespace: argocd
+  valuesContent: |-
+    projects:
+      baseline:
+        namespace: argocd
+        finalizers:
+          - resources-finalizer.argocd.argoproj.io
+        sourceRepos:
+          - '*'
+        destinations:
+          - namespace: '*'
+            server: '*'
+        clusterResourceWhitelist:
+          - group: '*'
+            kind: '*'
+    applications:
+      baseline:
+        project: baseline
+        finalizers:
+          - resources-finalizer.argocd.argoproj.io
+        source:
+          repoURL: 'https://git.smsvc.net/k8s/baseline.git'
+          targetRevision: HEAD
+          path: manifests/
+          directory:
+            recurse: true
+        destination:
+          server: 'https://kubernetes.default.svc'
+          namespace: argocd
+        syncPolicy:
+          automated:
+            prune: true
+            selfHeal: true
+          retry:
+            limit: 5
+            backoff:
+              duration: 5s
+              factor: 2
+              maxDuration: 5m

docker-compose.yml

@@ -1,22 +1,20 @@
 services:
-  k0s:
+  k3s:
-    image: docker.io/k0sproject/k0s:v1.30.4-k0s.0
+    image: rancher/k3s:v1.30.4-k3s1
-    command: k0s controller --config=/etc/k0s/config.yaml --enable-worker --no-taints
+    command:
-    restart: always
+      - server
-    stop_grace_period: 15s
+      - --disable=traefik
+      - --tls-san=k8s.smsvc.net
     hostname: k8s.smsvc.net
+    restart: always
     privileged: true
     cgroup: host
     network_mode: host
     volumes:
-      - k0s-data:/var/lib/k0s/
+      - k3s-data:/var/lib/rancher/k3s/
-      - k0s-run:/run/
+      - k3s-run:/run/
-      - k0s-storage:/var/openebs/
+      - ./argocd-init/:/var/lib/rancher/k3s/server/manifests/argocd-init/
-      - k0s-run-udev:/run/udev
-      - ./k0s-config.yaml:/etc/k0s/config.yaml
 
 volumes:
-  k0s-data:
+  k3s-data:
-  k0s-run:
+  k3s-run:
-  k0s-storage:
-  k0s-run-udev:

k0s-config.yaml

@@ -1,97 +0,0 @@
----
-apiVersion: k0s.k0sproject.io/v1beta1
-kind: ClusterConfig
-metadata:
-  name: k0s
-spec:
-
-  api:
-    sans:
-    - k8s.smsvc.net
-
-  telemetry:
-    enabled: false
-
-  extensions:
-    helm:
-      repositories:
-        - name: argocd
-          url: https://argoproj.github.io/argo-helm
-        - name: metallb
-          url: https://metallb.github.io/metallb
-        - name: openebs-internal
-          url: https://openebs.github.io/charts
-
-      charts:
-        - name: openebs
-          chartname: openebs-internal/openebs
-          version: 3.10.0  # depName=openebs repoUrl=https://openebs.github.io/charts
-          namespace: openebs
-          order: 0
-          values: |
-            localprovisioner:
-              hostpathClass:
-                enabled: true
-                isDefaultClass: true
-
-        - name: metallb
-          chartname: metallb/metallb
-          version: 0.14.8 # depName=metallb repoUrl=https://metallb.github.io/metallb
-          namespace: metallb
-          order: 0
-
-        - name: argocd
-          chartname: argocd/argo-cd
-          version: 7.5.0  # depName=argo-cd repoUrl=https://argoproj.github.io/argo-helm
-          namespace: argocd
-          order: 1
-          values: |
-            applicationSet:
-              enabled: false
-            notifications:
-              enabled: false
-            dex:
-              enabled: false
-        - name: argocd-apps
-          chartname: argocd/argocd-apps
-          version: 2.0.0  # depName=argocd-apps repoUrl=https://argoproj.github.io/argo-helm
-          namespace: argocd
-          order: 2
-          values: |
-            projects:
-              baseline:
-                namespace: argocd
-                finalizers:
-                  - resources-finalizer.argocd.argoproj.io
-                sourceRepos:
-                  - '*'
-                destinations:
-                  - namespace: '*'
-                    server: '*'
-                clusterResourceWhitelist:
-                  - group: '*'
-                    kind: '*'
-            applications:
-              baseline:
-                project: baseline
-                finalizers:
-                  - resources-finalizer.argocd.argoproj.io
-                source:
-                  repoURL: 'https://git.smsvc.net/k8s/baseline.git'
-                  targetRevision: HEAD
-                  path: manifests/
-                  directory:
-                    recurse: true
-                destination:
-                  server: 'https://kubernetes.default.svc'
-                  namespace: argocd
-                syncPolicy:
-                  automated:
-                    prune: true
-                    selfHeal: true
-                  retry:
-                    limit: 5
-                    backoff:
-                      duration: 5s
-                      factor: 2
-                      maxDuration: 5m

manifests/metallb-address-pool.yml

@@ -1,10 +0,0 @@
----
-apiVersion: metallb.io/v1beta1
-kind: IPAddressPool
-metadata:
-  name: metallb-address-pool
-  namespace: metallb
-  annotations:
-spec:
-  addresses:
-  - 194.55.14.183/32