feat(homelab): setup mc-backup, add restore job, change gitea host

nix/homelab/helm/helmfile.yaml

@@ -56,19 +56,19 @@ releases:
           defaultClassReplicaCount: 1
 
   # Minecraft
-  # - name: minecraft-router
+  - name: minecraft-router
-  #   namespace: minecraft
+    namespace: minecraft
-  #   chart: minecraft-charts/mc-router
+    chart: minecraft-charts/mc-router
-  #   version: 1.4.0
+    version: 1.4.0
-  #   values:
+    values:
-  #     - values/minecraft/router.yaml
+      - values/minecraft/router.yaml
-  #
+
-  # - name: minecraft-main
+  - name: minecraft-main
-  #   namespace: minecraft
+    namespace: minecraft
-  #   chart: minecraft-charts/minecraft
+    chart: minecraft-charts/minecraft
-  #   version: 5.0.0
+    version: 5.0.0
-  #   values:
+    values:
-  #     - values/minecraft/main.yaml
+      - values/minecraft/main.yaml
 
   - name: home-assistant
     namespace: home

nix/homelab/helm/values/minecraft/main.yaml

@@ -13,66 +13,105 @@ minecraftServer:
   difficulty: hard
   motd: "A Minecraft Server."
   memory: 6G
+  rcon:
+    enabled: true
+    withGeneratedPassword: false
+    port: 25575
+    existingSecret: rcon-credentials
+    secretKey: rcon-password
 
 persistence:
   dataDir:
     enabled: true
     Size: 4Gi
 
-# extraVolumes:
+sidecarContainers:
-#   - volumeMounts:
+  - name: backup
-#       - name: backup-volume
+    image: itzg/mc-backup
-#         mountPath: /backup
+    imagePullPolicy: Always
-#         readOnly: true
+    env:
-#     volumes:
+      - name: RCON_PASSWORD
-#       - name: backup-volume
+        valueFrom:
-#         hostPath:
+          secretKeyRef:
-#           path: /var/lib/minecraft
+            name: rcon-credentials
-#           type: DirectoryOrCreate
+            key: rcon-password
+      - name: BACKUP_METHOD
+        value: tar
+      - name: BACKUP_INTERVAL
+        value: "15m"
+      - name: INITIAL_DELAY
+        value: "5m"
+      - name: PRUNE_BACKUPS_COUNT
+        value: "15"
+      - name: DEST_DIR
+        value: /mnt/backups
+      - name: LINK_LATEST
+        value: "true"
+      - name: TAR_COMPRESS_METHOD
+        value: gzip
+      - name: BACKUP_NAME
+        value: minecraft-main
+      - name: TZ
+        value: "America/Vancouver"
+    volumeMounts:
+      - name: datadir
+        mountPath: /data
+        readOnly: true
+      - name: backups
+        mountPath: /mnt/backups
 
-# initContainers:
+extraVolumes:
-#   - name: world-restore
+  - volumeMounts:
-#     image: busybox:latest
+      - name: backups
-#     command:
+        mountPath: /mnt/backups
-#       - sh
+    volumes:
-#       - -c
+      - name: backups
-#       - |
+        nfs:
-#         set -e
+          server: 192.168.27.2
-#
+          path: /backup/minecraft
-#         echo "=== Minecraft World Restore ==="
+
-#
+initContainers:
-#         BACKUP_FILE="/backup/main/latest.tar.gz"
+  - name: world-restore
-#
+    image: busybox:latest
-#         # Check if backup exists
+    command:
-#         if [ ! -f "$BACKUP_FILE" ]; then
+      - sh
-#           echo "No backup found at $BACKUP_FILE"
+      - -c
-#           echo "Skipping restore, server will start with existing/new world"
+      - |
-#           exit 0
+        set -e
-#         fi
+
-#
+        echo "=== Minecraft World Restore ==="
-#         echo "✓ Backup found: $BACKUP_FILE"
+
-#         echo "  Size: $(du -h $BACKUP_FILE | cut -f1)"
+        BACKUP_FILE="/backups/latest.tgz"
-#
+
-#         # Check if world already exists
+        # Check if backup exists
-#         if [ -f /data/world/level.dat ]; then
+        if [[ ! -f "$BACKUP_FILE" ]]; then
-#           echo "⚠ World already exists at /data/world/"
+          echo "Skipping restore, server will start with existing/new world"
-#           echo "  Replacing with backup..."
+          exit 0
-#           rm -rf /data/world /data/world_nether /data/world_the_end
+        fi
-#         fi
+
-#
+        echo "✓ Backup found: $BACKUP_FILE"
-#         # Extract backup
+        echo "  Size: $(du -h $BACKUP_FILE | cut -f1)"
-#         echo "Extracting backup to /data/..."
+
-#         tar -xzf "$BACKUP_FILE" -C /data/
+        # Check if world already exists
-#         echo "✓ Extraction complete"
+        if [ -f /data/world/level.dat ]; then
-#
+          echo "⚠ World already exists at /data/world/"
-#         echo ""
+          echo "  Replacing with backup..."
-#         echo "=== Restore Complete ==="
+          rm -rf /data/world /data/world_nether /data/world_the_end
-#         echo "Restored world size: $(du -sh /data/world 2>/dev/null | cut -f1 || echo 'unknown')"
+        fi
-#         ls -lh /data/ | grep -E "^d" || true
+
-#         echo ""
+        # Extract backup
-#     volumeMounts:
+        echo "Extracting backup to /data/..."
-#       - name: datadir
+        tar -xzf "$BACKUP_FILE" -C /data/
-#         mountPath: /data
+        echo "✓ Extraction complete"
-#       - name: backup-volume
+
-#         mountPath: /backup
+        echo ""
-#         readOnly: true
+        echo "=== Restore Complete ==="
+        echo "Restored world size: $(du -sh /data/world 2>/dev/null | cut -f1 || echo 'unknown')"
+        ls -lh /data/ | grep -E "^d" || true
+        echo ""
+    volumeMounts:
+      - name: datadir
+        mountPath: /data
+      - name: backup-volume
+        mountPath: /backup
+        readOnly: true

nix/homelab/kustomize/kustomization.yaml

@@ -6,7 +6,7 @@ resources:
   - ./traefik/config.yaml
   - ./cert-manager/config.yaml
   - ./routes/media.yaml
-  # - ./routes/minecraft.yaml
+  - ./routes/minecraft.yaml
   - ./routes/gitea/ssh.yaml
   - ./routes/gitea/http.yaml
   - ./routes/longhorn.yaml

nix/homelab/kustomize/restore-job.yaml

@@ -0,0 +1,117 @@
+apiVersion: batch/v1
+kind: Job
+metadata:
+  name: minecraft-restore
+  namespace: minecraft
+  labels:
+    app: minecraft-restore
+spec:
+  backoffLimit: 0
+  ttlSecondsAfterFinished: 3600
+  
+  template:
+    metadata:
+      labels:
+        app: minecraft-restore
+    spec:
+      restartPolicy: Never
+      
+      securityContext:
+        fsGroup: 2000
+        runAsUser: 1000
+        runAsGroup: 3000
+      
+      containers:
+      - name: restore
+        image: busybox:latest
+        command:
+        - sh
+        - -c
+        - |
+          set -e
+          
+          echo "=========================================="
+          echo "Minecraft World Restore Job"
+          echo "=========================================="
+          echo ""
+          
+          SERVER_NAME="${SERVER_NAME}"
+          BACKUP_FILE="${BACKUP_FILE:-latest.tgz}"
+          BACKUP_PATH="/backups/${BACKUP_FILE}"
+          DATA_DIR="/data"
+          
+          echo "Configuration:"
+          echo "  Server: ${SERVER_NAME}"
+          echo "  Backup file: ${BACKUP_FILE}"
+          echo "  Backup path: ${BACKUP_PATH}"
+          echo "  Data directory: ${DATA_DIR}"
+          echo ""
+          
+          if [ ! -f "${BACKUP_PATH}" ]; then
+            echo "ERROR: Backup file not found: ${BACKUP_PATH}"
+            echo ""
+            echo "Available backups for ${SERVER_NAME}:"
+            ls -lh /backups/ | grep "minecraft-${SERVER_NAME}" || echo "  (none found)"
+            echo ""
+            echo "All backups:"
+            ls -lh /backups/
+            exit 1
+          fi
+          
+          echo "✓ Backup file found"
+          echo "  Size: $(du -hL ${BACKUP_PATH} | cut -f1)"
+          echo ""
+          
+          if [ -d "${DATA_DIR}/world" ]; then
+            echo "⚠ WARNING: Existing world data found!"
+            echo "  The following directories will be removed:"
+            echo "    - ${DATA_DIR}/world"
+            echo "    - ${DATA_DIR}/world_nether"
+            echo "    - ${DATA_DIR}/world_the_end"
+            echo ""
+            echo "Removing existing world data..."
+            rm -rf "${DATA_DIR}/world" "${DATA_DIR}/world_nether" "${DATA_DIR}/world_the_end"
+            echo "✓ Old world data removed"
+          else
+            echo "✓ No existing world data found (clean slate)"
+          fi
+          echo ""
+          
+          echo "Extracting backup..."
+          echo "  From: ${BACKUP_PATH}"
+          echo "  To: ${DATA_DIR}/"
+          echo ""
+          
+          tar -xzf "${BACKUP_PATH}" -C "${DATA_DIR}/"
+          
+          echo ""
+          echo "=========================================="
+          echo "Restore Complete!"
+          echo "=========================================="
+          echo ""
+          echo "Restored world information:"
+          if [ -d "${DATA_DIR}/world" ]; then
+            echo "  World size: $(du -sh ${DATA_DIR}/world | cut -f1)"
+          fi
+        env:
+        - name: SERVER_NAME
+          value: "main"
+        - name: BACKUP_FILE
+          value: "latest.tgz"
+        
+        volumeMounts:
+        - name: data
+          mountPath: /data
+        - name: backups
+          mountPath: /backups
+          readOnly: true
+      
+      volumes:
+      - name: data
+        persistentVolumeClaim:
+          claimName: minecraft-main-datadir
+      
+      - name: backups
+        nfs:
+          server: 192.168.27.2
+          path: /backup/minecraft

nix/homelab/kustomize/routes/gitea/http.yaml

@@ -8,7 +8,7 @@ spec:
     - name: traefik-gateway
       namespace: kube-system
   hostnames:
-    - "git-new.lucalise.ca"
+    - "git.lucalise.ca"
   rules:
     - backendRefs:
         - name: gitea-http

nix/modules/dns.nix

@@ -20,7 +20,7 @@
     networking.extraHosts = ''
       192.168.18.31 traefik.lucalise.ca 
       192.168.18.31 media.lucalise.ca 
-      192.168.18.31 git-new.lucalise.ca 
+      192.168.18.31 git.lucalise.ca 
       192.168.18.31 storage.lucalise.ca 
       192.168.18.31 home-assistant.lucalise.ca 
       192.168.18.31 mc-rocket.duckdns.org