Spit deployment files for alternative build methods

Signed-off-by: Anton Engelhardt <[email protected]>

k8s/deployment-initContainer.yaml

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+# Alternative 1: Build Plugin in a initContainer
+
+apiVersion: apps/v1
+kind: Deployment
+
+metadata:
+  name:  example-app
+  namespace: example-namespace
+  labels:
+    app: example-app
+
+spec:
+
+  selector:
+    matchLabels:
+      app: example-envoy
+  replicas: 1
+
+  strategy:
+    rollingUpdate:
+      maxSurge: 25%
+      maxUnavailable: 25%
+    type: RollingUpdate
+
+  template:
+    metadata:
+      labels:
+        app: example-app
+
+    spec:
+      initContainers:
+      - name: build-plugin
+        image: antonengelhardt/rust-docker-tools:latest
+        command:
+          - /bin/sh
+          - -c
+          - |
+            apk add git
+            git clone https://${GITHUB_PAT}@github.com/your-org/your-repo.git #! Change URL
+            cd your-repo #! Change directory
+            cargo build --target wasm32-wasi --release
+            cp target/wasm32-wasi/release/name_of_your_wasm_plugin.wasm /plugins/name_of_your_wasm_plugin.wasm #! Rename, if necessary
+
+        env:
+          - name: GITHUB_PAT #? if your repo is private, you need to provide a github personal access token in a secret
+            valueFrom:
+              secretKeyRef:
+                name: github-pat
+                key: password
+
+        volumeMounts:
+          - name: plugins
+            mountPath: /plugins
+
+      containers:
+      - name: envoy
+        image: envoyproxy/envoy:v1.24-latest
+
+        resources:
+          requests:
+            cpu: 1000m
+            memory: 1000Mi
+          limits:
+            cpu: 1000m
+            memory: 1000Mi
+
+        volumeMounts:
+          - name: plugins
+            mountPath: /etc/envoy/proxy-wasm-plugins
+          - name: envoy-config
+            mountPath: /etc/envoy
+
+        ports:
+          - containerPort: 10000
+            name: http
+            protocol: TCP
+
+        command: ["envoy", "-c", "/etc/envoy/envoy.yaml", "--concurrency", "1"]
+
+      volumes:
+        - name: plugins
+          emptyDir: {}
+        - name: envoy-config
+          configMap:
+            name: example-envoy-config
+            items:
+              - key: envoy.yaml
+                path: envoy.yaml
+
+      restartPolicy: Always

k8s/deployment-pre-built.yml

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+# Alternative 2: Use pre-built [Docker-Image](https://hub.docker.com/r/antonengelhardt/wasm-oidc-plugin) from Docker Hub
+
+apiVersion: apps/v1
+kind: Deployment
+
+metadata:
+  name:  example-app
+  namespace: example-namespace
+  labels:
+    app: example-app
+
+spec:
+
+  selector:
+    matchLabels:
+      app: example-envoy
+  replicas: 1
+
+  strategy:
+    rollingUpdate:
+      maxSurge: 25%
+      maxUnavailable: 25%
+    type: RollingUpdate
+
+  template:
+    metadata:
+      labels:
+        app: example-app
+
+    spec:
+      containers:
+      - name: envoy
+        image: antonengelhardt/wasm-oidc-plugin:latest
+
+        resources:
+          requests:
+            cpu: 1000m
+            memory: 1000Mi
+          limits:
+            cpu: 1000m
+            memory: 1000Mi
+
+        volumeMounts:
+          - name: envoy-config
+            mountPath: /etc/envoy
+
+        ports:
+          - containerPort: 10000
+            name: http
+            protocol: TCP
+
+        command: ["envoy", "-c", "/etc/envoy/envoy.yaml", "--concurrency", "1"]
+
+      volumes:
+        - name: envoy-config
+          configMap:
+            name: example-envoy-config
+            items:
+              - key: envoy.yaml
+                path: envoy.yaml
+
+      restartPolicy: Always