feat(k8s/blog): add static blog served via git-sync + nginx

2026-05-11 22:21:36 +03:00
parent 85b5328dd1
commit c7060d543b
8 changed files with 269 additions and 5 deletions
@@ -0,0 +1,28 @@
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: blog-nginx-config
+  namespace: blog
+data:
+  default.conf: |
+    server {
+        listen 8080;
+        server_name _;
+        root /git/current;
+        index index.html;
+
+        location /health {
+            access_log off;
+            return 200 "OK";
+            add_header Content-Type text/plain;
+        }
+
+        location ~ /\.git {
+            deny all;
+            return 404;
+        }
+
+        location / {
+            try_files $uri $uri/ =404;
+        }
+    }
@@ -0,0 +1,146 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: blog
+  namespace: blog
+  labels:
+    app: blog
+spec:
+  replicas: 1
+  strategy:
+    type: Recreate
+  selector:
+    matchLabels:
+      app: blog
+  template:
+    metadata:
+      labels:
+        app: blog
+    spec:
+      securityContext:
+        runAsNonRoot: true
+        seccompProfile:
+          type: RuntimeDefault
+        # git-sync (uid 65533) writes files; fsGroup makes the emptyDir group-writable by that uid
+        fsGroup: 65533
+      initContainers:
+        - name: git-sync-init
+          image: registry.k8s.io/git-sync/git-sync:v4.5.1
+          imagePullPolicy: IfNotPresent
+          env:
+            - name: GITSYNC_REPO
+              value: "https://${GITEA_HOST}/oleksandr/blog.git"
+            - name: GITSYNC_ROOT
+              value: "/git"
+            - name: GITSYNC_REF
+              value: "gh-pages"
+            - name: GITSYNC_LINK
+              value: "current"
+            - name: GITSYNC_DEPTH
+              value: "1"
+            - name: GITSYNC_ONE_TIME
+              value: "true"
+            - name: GITSYNC_USERNAME
+              valueFrom:
+                secretKeyRef:
+                  name: blog-git-credentials
+                  key: GITSYNC_USERNAME
+            - name: GITSYNC_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: blog-git-credentials
+                  key: GITSYNC_PASSWORD
+          securityContext:
+            runAsUser: 65533
+            runAsGroup: 65533
+          volumeMounts:
+            - name: git-content
+              mountPath: /git
+          resources:
+            requests:
+              cpu: 10m
+              memory: 64Mi
+            limits:
+              memory: 128Mi
+      containers:
+        - name: nginx
+          image: nginxinc/nginx-unprivileged:1.30.0-alpine3.23
+          imagePullPolicy: IfNotPresent
+          ports:
+            - containerPort: 8080
+              name: http
+              protocol: TCP
+          securityContext:
+            runAsUser: 101
+            runAsGroup: 101
+          volumeMounts:
+            - name: git-content
+              mountPath: /git
+            - name: nginx-config
+              mountPath: /etc/nginx/conf.d/default.conf
+              subPath: default.conf
+          livenessProbe:
+            httpGet:
+              port: 8080
+              path: /health
+            initialDelaySeconds: 10
+            periodSeconds: 30
+          readinessProbe:
+            httpGet:
+              port: 8080
+              path: /health
+            initialDelaySeconds: 5
+            periodSeconds: 10
+          resources:
+            requests:
+              cpu: 10m
+              memory: 32Mi
+            limits:
+              memory: 64Mi
+        - name: git-sync
+          image: registry.k8s.io/git-sync/git-sync:v4.5.1
+          imagePullPolicy: IfNotPresent
+          env:
+            - name: GITSYNC_REPO
+              valueFrom:
+                secretKeyRef:
+                  name: blog-git-credentials
+                  key: GITSYNC_REPO
+            - name: GITSYNC_ROOT
+              value: "/git"
+            - name: GITSYNC_REF
+              value: "gh-pages"
+            - name: GITSYNC_LINK
+              value: "current"
+            - name: GITSYNC_DEPTH
+              value: "1"
+            - name: GITSYNC_PERIOD
+              value: "30s"
+            - name: GITSYNC_USERNAME
+              valueFrom:
+                secretKeyRef:
+                  name: blog-git-credentials
+                  key: GITSYNC_USERNAME
+            - name: GITSYNC_PASSWORD
+              valueFrom:
+                secretKeyRef:
+                  name: blog-git-credentials
+                  key: GITSYNC_PASSWORD
+          securityContext:
+            runAsUser: 65533
+            runAsGroup: 65533
+          volumeMounts:
+            - name: git-content
+              mountPath: /git
+          resources:
+            requests:
+              cpu: 5m
+              memory: 32Mi
+            limits:
+              memory: 64Mi
+      volumes:
+        - name: git-content
+          emptyDir: {}
+        - name: nginx-config
+          configMap:
+            name: blog-nginx-config
@@ -0,0 +1,23 @@
+apiVersion: networking.k8s.io/v1
+kind: Ingress
+metadata:
+  name: blog
+  namespace: blog
+  annotations:
+    cert-manager.io/cluster-issuer: letsencrypt
+spec:
+  tls:
+    - hosts:
+        - ${BLOG_HOST}
+      secretName: blog-tls
+  rules:
+    - host: ${BLOG_HOST}
+      http:
+        paths:
+          - path: /
+            pathType: Prefix
+            backend:
+              service:
+                name: blog
+                port:
+                  number: 8080
@@ -0,0 +1,4 @@
+apiVersion: v1
+kind: Namespace
+metadata:
+  name: blog
@@ -0,0 +1,26 @@
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: default-deny-ingress
+  namespace: blog
+spec:
+  podSelector: {}
+  policyTypes:
+    - Ingress
+---
+apiVersion: networking.k8s.io/v1
+kind: NetworkPolicy
+metadata:
+  name: allow-ingress-controller
+  namespace: blog
+spec:
+  podSelector:
+    matchLabels:
+      app: blog
+  policyTypes:
+    - Ingress
+  ingress:
+    - from:
+        - namespaceSelector:
+            matchLabels:
+              kubernetes.io/metadata.name: traefik
@@ -0,0 +1,24 @@
+apiVersion: v1
+kind: Secret
+metadata:
+    name: blog-git-credentials
+    namespace: blog
+stringData:
+    GITSYNC_USERNAME: ENC[AES256_GCM,data:6cZnsgZ53xsU,iv:j2qvZr+odimHPnlMKz9xTe8q+zXvyRDF9spH8TkcmBw=,tag:ik6DJ4cMfcNc5UHY5vRy3A==,type:str]
+    GITSYNC_PASSWORD: ENC[AES256_GCM,data:mjQJuOuH2YQ1i1JVO+lFZ7WYLmy4RjCi2xZRErU5hRNi2SdgRo0fwg==,iv:9pl3nVmlnynJ4jMke1Hy4ACBuMyM+65vmGR2kS705I0=,tag:K1dQ9YwVN0sZjieAOU3KWw==,type:str]
+    GITSYNC_REPO: ENC[AES256_GCM,data:ETjdkCP/PSa6HSD9M6JdvWbci/lRwegzzyuPb/IQmX58sxwqT2gUjooVKtcylzsE,iv:kOpvSQYznyxfmLjrehdRuEtwevoceDo0h/vbXTuu/i8=,tag:x+DEmoZUxRN6OksDJ9mQIQ==,type:str]
+sops:
+    age:
+        - enc: |
+            -----BEGIN AGE ENCRYPTED FILE-----
+            YWdlLWVuY3J5cHRpb24ub3JnL3YxCi0+IFgyNTUxOSBYR3FFRWdPajVzbjZGem1N
+            OXA2aVhtSWRxQUpGcDFxLzBFQWkyMlh5L2pvCkgvM25IVTBqSFZ3QmJDaGxqSTJ2
+            blQyOTQwaThRbkhzZ01uUmVoaXg5VHMKLS0tIHJJWlJoSmRXRi90M2VHSTlvdnBH
+            VjRWTHRSWUE0VFpqakwxUmx3aENqYUUK21JXxrt792sHoI2TCYU3aIQKKLL9f8oq
+            1o+qkueVYSYmVetrqcjSWqfGE496BYi+pd4a0mmRwaLpLCZIIgtlvA==
+            -----END AGE ENCRYPTED FILE-----
+          recipient: age1zffnskvuezntkk703a0pyxsd5m8vx2hm33dr47wdfy8mn4fdw4sqgw0jgc
+    encrypted_regex: ^(data|stringData|email)$
+    lastmodified: "2026-05-11T19:25:53Z"
+    mac: ENC[AES256_GCM,data:jK/48Q7INbbcjZWASbS7ob1RrfDNm27jGnm1taL7hEMDC0k7n3igqlqSHmy7ZxCeUUe3Y+s7Jv9Ss1xITEPoUEYFphGrYeDUBVNtVfhBavTEaTPAuEv7WRA8xGpjXH0t9ernwwMyMQJRatazgX2jcc3rfzHMshs7cf5oeov15Zk=,iv:lg0ad1nDFDHBPv8Xvsn63V7SDPMo1p47gvSNFGJGw1I=,tag:fXatyOSOD/rCjEcpvDQpAw==,type:str]
+    version: 3.13.0
@@ -0,0 +1,12 @@
+apiVersion: v1
+kind: Service
+metadata:
+  name: blog
+  namespace: blog
+spec:
+  selector:
+    app: blog
+  ports:
+    - port: 8080
+      targetPort: 8080
+      name: http