Initial commit: k8s cluster manifests and scripts

apps/opengist/restore.sh

@@ -0,0 +1,81 @@
+#!/usr/bin/env bash
+set -e
+
+BACKUP_DIR="./backup"
+
+if [ $# -ne 1 ]; then
+  echo "❌ Usage: ./restore.sh <backup-file>"
+  echo
+  echo "Example:"
+  echo "  ./restore.sh opengist-20250101-1200.tar.gz"
+  exit 1
+fi
+
+BACKUP_FILE="${BACKUP_DIR}/$1"
+
+if [ ! -f "${BACKUP_FILE}" ]; then
+  echo "❌ Backup file not found: ${BACKUP_FILE}"
+  exit 1
+fi
+
+echo "⚠️  WARNING"
+echo "This will OVERWRITE data in /opengist inside the PVC."
+echo "Backup file: ${BACKUP_FILE}"
+echo
+read -p "Type YES to continue: " CONFIRM
+
+if [ "${CONFIRM}" != "YES" ]; then
+  echo "❌ Restore aborted"
+  exit 1
+fi
+
+echo "🛑 Scaling down OpenGist deployment..."
+kubectl scale deployment opengist --replicas=0
+
+echo "⏳ Waiting for pod termination..."
+kubectl wait --for=delete pod -l app=opengist --timeout=60s || true
+
+echo "📦 Starting restore process..."
+
+# 使用暫時 helper pod 掛載同一顆 PVC
+cat <<EOF | kubectl apply -f -
+apiVersion: v1
+kind: Pod
+metadata:
+  name: opengist-restore
+spec:
+  restartPolicy: Never
+  containers:
+    - name: restore
+      image: alpine:3.20
+      command: ["sleep", "3600"]
+      volumeMounts:
+        - name: data-vol
+          mountPath: /opengist
+  volumes:
+    - name: data-vol
+      persistentVolumeClaim:
+        claimName: opengist-pvc
+EOF
+
+echo "⏳ Waiting for restore pod to be ready..."
+kubectl wait --for=condition=Ready pod/opengist-restore --timeout=60s
+
+echo "🧹 Cleaning existing data..."
+kubectl exec opengist-restore -- rm -rf /opengist/*
+
+echo "📂 Restoring backup..."
+kubectl exec -i opengist-restore -- \
+  tar xzf - -C / < "${BACKUP_FILE}"
+
+echo "🧹 Cleaning up restore pod..."
+kubectl delete pod opengist-restore
+
+echo "🚀 Scaling OpenGist back up..."
+kubectl scale deployment opengist --replicas=1
+
+echo "⏳ Waiting for OpenGist to be ready..."
+kubectl rollout status deployment/opengist
+
+echo "✅ Restore completed successfully"
+