Fix k0s installation in airgap env

Mirantis · Dec 19, 2024 · 2ed8abc · 2ed8abc
1 parent 60a6edc
commit 2ed8abc
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Showing 10 changed files with 84 additions and 6 deletions.
diff --git a/Makefile b/Makefile
@@ -134,8 +134,11 @@ add-license: addlicense
 TEMPLATES_DIR := templates
 PROVIDER_TEMPLATES_DIR := $(TEMPLATES_DIR)/provider
 export PROVIDER_TEMPLATES_DIR
+CLUSTER_TEMPLATES_DIR := $(TEMPLATES_DIR)/cluster
 CHARTS_PACKAGE_DIR ?= $(LOCALBIN)/charts
 EXTENSION_CHARTS_PACKAGE_DIR ?= $(LOCALBIN)/charts/extensions
+K0S_VERSION = $(shell $$YQ '.k0s.version' $(CLUSTER_TEMPLATES_DIR)/vsphere-standalone-cp/values.yaml)
+K0S_AG_IMAGE = k0s-ag-image:$(subst +,-,$(K0S_VERSION))
 $(EXTENSION_CHARTS_PACKAGE_DIR): | $(LOCALBIN)
 	mkdir -p $(EXTENSION_CHARTS_PACKAGE_DIR)
 $(CHARTS_PACKAGE_DIR): | $(LOCALBIN)
@@ -156,8 +159,13 @@ collect-airgap-providers: yq helm clusterctl $(PROVIDER_TEMPLATES_DIR) $(LOCALBI
 helm-package: $(CHARTS_PACKAGE_DIR) $(EXTENSION_CHARTS_PACKAGE_DIR) helm collect-airgap-providers
 	@make $(patsubst %,package-%-tmpl,$(TEMPLATE_FOLDERS))
 
-bundle-images: dev-apply $(IMAGES_PACKAGE_DIR) ## Create a tarball with all images used by HMC.
-	@BUNDLE_TARBALL=$(IMAGES_PACKAGE_DIR)/hmc-images-$(VERSION).tgz EXTENSIONS_BUNDLE_TARBALL=$(IMAGES_PACKAGE_DIR)/hmc-extension-images-$(VERSION).tgz IMG=$(IMG) KUBECTL=$(KUBECTL) YQ=$(YQ) HELM=$(HELM) NAMESPACE=$(NAMESPACE) TEMPLATES_DIR=$(TEMPLATES_DIR) KIND_CLUSTER_NAME=$(KIND_CLUSTER_NAME) $(SHELL) $(CURDIR)/scripts/bundle-images.sh
+.PHONY: k0s-image
+k0s-image:
+	export DOCKER_BUILDKIT=1
+	$(CONTAINER_TOOL) build --build-arg K0S_VERSION=$(K0S_VERSION) -t $(K0S_AG_IMAGE) hack/k0s-ag-image
+
+bundle-images: dev-apply $(IMAGES_PACKAGE_DIR) k0s-image ## Create a tarball with all images used by HMC.
+	@BUNDLE_TARBALL=$(IMAGES_PACKAGE_DIR)/hmc-images-$(VERSION).tgz EXTENSIONS_BUNDLE_TARBALL=$(IMAGES_PACKAGE_DIR)/hmc-extension-images-$(VERSION).tgz IMG=$(IMG) KUBECTL=$(KUBECTL) YQ=$(YQ) HELM=$(HELM) NAMESPACE=$(NAMESPACE) TEMPLATES_DIR=$(TEMPLATES_DIR) KIND_CLUSTER_NAME=$(KIND_CLUSTER_NAME) K0S_AG_IMAGE=$(K0S_AG_IMAGE) $(SHELL) $(CURDIR)/scripts/bundle-images.sh
 
 airgap-package: bundle-images ## Create a tarball with all images and Helm charts used by HMC, useful for deploying in air-gapped environments.
 	@TEMPLATES_DIR=$(TEMPLATES_DIR) EXTENSION_CHARTS_PACKAGE_DIR=$(EXTENSION_CHARTS_PACKAGE_DIR) HELM=$(HELM) YQ=$(YQ) $(SHELL) $(CURDIR)/scripts/package-k0s-extensions-helm.sh

diff --git a/hack/k0s-ag-image/Dockerfile b/hack/k0s-ag-image/Dockerfile
@@ -0,0 +1,19 @@
+# Copyright 2024
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+FROM nginx:1.27
+ARG K0S_VERSION
+ADD default.conf /etc/nginx/conf.d/default.conf
+ADD --chown=nginx https://github.com/k0sproject/k0s/releases/download/${K0S_VERSION}/k0s-${K0S_VERSION}-amd64 /var/www/html/k0s
+ADD --chown=nginx https://github.com/k0sproject/k0s/releases/download/${K0S_VERSION}/k0s-airgap-bundle-${K0S_VERSION}-amd64  /var/www/html/k0s-airgap-bundle
diff --git a/hack/k0s-ag-image/default.conf b/hack/k0s-ag-image/default.conf
@@ -0,0 +1,21 @@
+server {
+    proxy_max_temp_file_size 0;
+    listen       80;
+    sendfile        on;
+    tcp_nopush     on;
+    tcp_nodelay        on;
+    server_name localhost;
+
+    keepalive_timeout  70;
+
+    root   /var/www/html;
+    location / {
+    }
+
+    client_max_body_size 512m;
+
+    location /heathz {
+      return 200 'OK';
+    }
+
+}
diff --git a/scripts/bundle-images.sh b/scripts/bundle-images.sh
@@ -21,7 +21,7 @@
 # Usage: make bundle-images
 # This script should not be run directly.  Use 'make bundle-images' instead.
 LABEL_KEY="cluster.x-k8s.io/provider"
-IMAGES_BUNDLED="$IMG"
+IMAGES_BUNDLED="$IMG $K0S_IMAGE"
 EXTENSION_IMAGES_BUNDLED=""
 
 echo -e "Bundling images for HMC, this may take awhile...\n"

diff --git a/templates/cluster/vsphere-standalone-cp/Chart.yaml b/templates/cluster/vsphere-standalone-cp/Chart.yaml
@@ -6,7 +6,7 @@ type: application
 # This is the chart version. This version number should be incremented each time you make changes
 # to the chart and its templates, including the app version.
 # Versions are expected to follow Semantic Versioning (https://semver.org/)
-version: 0.0.3
+version: 0.0.4
 # This is the version number of the application being deployed. This version number should be
 # incremented each time you make changes to the application. Versions are not expected to
 # follow Semantic Versioning. They should reflect the version the application is using.

diff --git a/templates/cluster/vsphere-standalone-cp/templates/k0scontrolplane.yaml b/templates/cluster/vsphere-standalone-cp/templates/k0scontrolplane.yaml
@@ -6,11 +6,18 @@ spec:
   replicas: {{ .Values.controlPlaneNumber }}
   version: {{ .Values.k0s.version }}
   k0sConfigSpec:
+    {{- if .Values.airgap }}
+    downloadURL: {{ .Values.k0s.downloadURL }}
+    {{- end }}
     files:
       - path: /home/{{ .Values.controlPlane.ssh.user }}/.ssh/authorized_keys
         permissions: "0600"
         content: "{{ trim .Values.controlPlane.ssh.publicKey }}"
     preStartCommands:
+      {{- if .Values.airgap }}
+      - mkdir -p /var/lib/k0s/images
+      - curl -fsL {{ .Values.k0s.bundleURL }} -o /var/lib/k0s/images/k0s-airgap-bundle
+      {{- end }}
       - chown {{ .Values.controlPlane.ssh.user }} /home/{{ .Values.controlPlane.ssh.user }}/.ssh/authorized_keys
       - sed -i 's/"externalAddress":"{{ .Values.controlPlaneEndpointIP }}",//' /etc/k0s.yaml
     args:

diff --git a/templates/cluster/vsphere-standalone-cp/templates/k0sworkerconfigtemplate.yaml b/templates/cluster/vsphere-standalone-cp/templates/k0sworkerconfigtemplate.yaml
@@ -6,9 +6,16 @@ spec:
   template:
     spec:
       version: {{ .Values.k0s.version }}
+      {{ if .Values.airgap }}
+      downloadURL: {{ .Values.k0s.downloadURL }}
+      {{- end }}
       files:
         - path: /home/{{ .Values.worker.ssh.user }}/.ssh/authorized_keys
           permissions: "0600"
           content: "{{ trim .Values.worker.ssh.publicKey }}"
       preStartCommands:
+        {{ if .Values.airgap }}
+        - mkdir -p /var/lib/k0s/images
+        - curl -fsL {{ .Values.k0s.bundleURL }} -o /var/lib/k0s/images/k0s-airgap-bundle
+        {{- end }}
         - chown {{ .Values.worker.ssh.user }} /home/{{ .Values.worker.ssh.user }}/.ssh/authorized_keys
diff --git a/templates/cluster/vsphere-standalone-cp/values.schema.json b/templates/cluster/vsphere-standalone-cp/values.schema.json
@@ -20,6 +20,10 @@
       "type": "number",
       "minimum": 1
     },
+    "airgap": {
+      "description": "Cluster created in airgap env",
+      "type": "boolean"
+    },
     "clusterNetwork": {
       "type": "object",
       "properties": {
@@ -198,6 +202,14 @@
         "version":{
           "description": "K0s version to use",
           "type": "string"
+        },
+	"downloadURL":{
+          "description": "K0s download URL",
+          "type": "string"
+        },
+	"bundleURL":{
+          "description": "K0s airgap bundle URL",
+          "type": "string"
         }
       }
     }

diff --git a/templates/cluster/vsphere-standalone-cp/values.yaml b/templates/cluster/vsphere-standalone-cp/values.yaml
@@ -46,9 +46,13 @@ worker:
 # K0s parameters
 k0s:
   version: v1.31.1+k0s.1
+  downloadURL: ""
+  bundleURL: ""
 
 # extensions defines custom Helm and image repositories to use for pulling
 # k0s extensions.
 extensions:
   chartRepository: ""
   imageRepository: ""
+
+airgap: false
diff --git a/...emplates/vsphere-standalone-cp-0-0-3.yaml → ...emplates/vsphere-standalone-cp-0-0-4.yaml b/...emplates/vsphere-standalone-cp-0-0-3.yaml → ...emplates/vsphere-standalone-cp-0-0-4.yaml
@@ -1,14 +1,14 @@
 apiVersion: hmc.mirantis.com/v1alpha1
 kind: ClusterTemplate
 metadata:
-  name: vsphere-standalone-cp-0-0-3
+  name: vsphere-standalone-cp-0-0-4
   annotations:
     helm.sh/resource-policy: keep
 spec:
   helm:
     chartSpec:
       chart: vsphere-standalone-cp
-      version: 0.0.3
+      version: 0.0.4
       interval: 10m0s
       sourceRef:
         kind: HelmRepository