This workflow follows the HTTP Request → Telegram recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
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{
"name": "Proxmox Maintenance Automation",
"nodes": [
{
"parameters": {
"httpMethod": "POST",
"path": "maintenance-workflow",
"responseMode": "responseNode",
"options": {}
},
"id": "maintenance-webhook",
"name": "Maintenance Workflow Webhook",
"type": "n8n-nodes-base.webhook",
"typeVersion": 1,
"position": [
240,
300
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json.data.maintenance_type}}",
"operation": "equal",
"value2": "node_update"
}
]
}
},
"id": "if-node-update",
"name": "Node Update?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
460,
200
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json.data.maintenance_type}}",
"operation": "equal",
"value2": "vm_maintenance"
}
]
}
},
"id": "if-vm-maintenance",
"name": "VM Maintenance?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
460,
400
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json.data.maintenance_type}}",
"operation": "equal",
"value2": "storage_cleanup"
}
]
}
},
"id": "if-storage-cleanup",
"name": "Storage Cleanup?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
460,
600
]
},
{
"parameters": {
"message": "\ud83d\udd27 Starting Node Maintenance\n\nNode: {{$json.data.target.node}}\nMaintenance Type: {{$json.data.maintenance_type}}\nScheduled Time: {{$json.data.scheduled_time}}\n\nMigrating VMs to other nodes...",
"chatId": "@proxmox_alerts"
},
"id": "notify-node-maintenance-start",
"name": "Notify Node Maintenance Start",
"type": "n8n-nodes-base.telegram",
"typeVersion": 1,
"position": [
680,
100
]
},
{
"parameters": {
"url": "http://proxmox-mcp-server:8080/api/v1/vms",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"httpHeaderAuth": {
"name": "Authorization",
"value": "Bearer {{$credentials.proxmox_api_token}}"
},
"qs": {
"node": "={{$json.data.target.node}}"
},
"options": {}
},
"id": "get-node-vms",
"name": "Get Node VMs",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 3,
"position": [
680,
200
]
},
{
"parameters": {
"functionCode": "// Find available target nodes for migration\nconst sourceNode = $json.data.target.node;\nconst vms = $input.all()[1].json;\n\n// Get cluster nodes (this would normally come from an API call)\nconst availableNodes = ['node1', 'node2', 'node3'].filter(node => node !== sourceNode);\n\nconst migrationPlan = [];\nlet targetIndex = 0;\n\nfor (const vm of vms) {\n if (vm.status === 'running') {\n const targetNode = availableNodes[targetIndex % availableNodes.length];\n migrationPlan.push({\n vmid: vm.vmid,\n name: vm.name,\n sourceNode: sourceNode,\n targetNode: targetNode\n });\n targetIndex++;\n }\n}\n\nreturn migrationPlan.map(plan => ({ json: plan }));"
},
"id": "plan-vm-migration",
"name": "Plan VM Migration",
"type": "n8n-nodes-base.function",
"typeVersion": 1,
"position": [
900,
200
]
},
{
"parameters": {
"url": "http://proxmox-mcp-server:8080/api/v1/vms/{{$json.vmid}}/migrate",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"httpHeaderAuth": {
"name": "Authorization",
"value": "Bearer {{$credentials.proxmox_api_token}}"
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "node",
"value": "={{$json.sourceNode}}"
},
{
"name": "target_node",
"value": "={{$json.targetNode}}"
},
{
"name": "config",
"value": "{\"online\": 1}"
}
]
},
"options": {}
},
"id": "migrate-vm",
"name": "Migrate VM",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 3,
"position": [
1120,
200
]
},
{
"parameters": {
"amount": 30,
"unit": "seconds"
},
"id": "wait-migration",
"name": "Wait for Migration",
"type": "n8n-nodes-base.wait",
"typeVersion": 1,
"position": [
1340,
200
]
},
{
"parameters": {
"url": "http://proxmox-mcp-server:8080/api/v1/nodes/{{$json.data.target.node}}/update",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"httpHeaderAuth": {
"name": "Authorization",
"value": "Bearer {{$credentials.proxmox_api_token}}"
},
"sendBody": true,
"options": {}
},
"id": "update-node",
"name": "Update Node",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 3,
"position": [
1560,
200
]
},
{
"parameters": {
"message": "\ud83d\udd27 VM Maintenance Started\n\nVM ID: {{$json.data.target.vmid}}\nVM Name: {{$json.data.target.name}}\nNode: {{$json.data.target.node}}\nMaintenance Type: {{$json.data.maintenance_type}}\n\nCreating snapshot before maintenance...",
"chatId": "@proxmox_alerts"
},
"id": "notify-vm-maintenance-start",
"name": "Notify VM Maintenance Start",
"type": "n8n-nodes-base.telegram",
"typeVersion": 1,
"position": [
680,
350
]
},
{
"parameters": {
"url": "http://proxmox-mcp-server:8080/api/v1/vms/{{$json.data.target.vmid}}/snapshot",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"httpHeaderAuth": {
"name": "Authorization",
"value": "Bearer {{$credentials.proxmox_api_token}}"
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "node",
"value": "={{$json.data.target.node}}"
},
{
"name": "snapname",
"value": "pre-maintenance-{{$now}}"
},
{
"name": "description",
"value": "Snapshot before maintenance on {{$now}}"
}
]
},
"options": {}
},
"id": "create-maintenance-snapshot",
"name": "Create Maintenance Snapshot",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 3,
"position": [
680,
450
]
},
{
"parameters": {
"conditions": {
"string": [
{
"value1": "={{$json.data.maintenance_type}}",
"operation": "equal",
"value2": "vm_restart"
}
]
}
},
"id": "if-vm-restart",
"name": "VM Restart?",
"type": "n8n-nodes-base.if",
"typeVersion": 1,
"position": [
900,
450
]
},
{
"parameters": {
"url": "http://proxmox-mcp-server:8080/api/v1/vms/{{$json.data.target.vmid}}/stop",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"httpHeaderAuth": {
"name": "Authorization",
"value": "Bearer {{$credentials.proxmox_api_token}}"
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "node",
"value": "={{$json.data.target.node}}"
}
]
},
"options": {}
},
"id": "stop-vm",
"name": "Stop VM",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 3,
"position": [
1120,
400
]
},
{
"parameters": {
"amount": 10,
"unit": "seconds"
},
"id": "wait-vm-stop",
"name": "Wait VM Stop",
"type": "n8n-nodes-base.wait",
"typeVersion": 1,
"position": [
1340,
400
]
},
{
"parameters": {
"url": "http://proxmox-mcp-server:8080/api/v1/vms/{{$json.data.target.vmid}}/start",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"httpHeaderAuth": {
"name": "Authorization",
"value": "Bearer {{$credentials.proxmox_api_token}}"
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "node",
"value": "={{$json.data.target.node}}"
}
]
},
"options": {}
},
"id": "start-vm",
"name": "Start VM",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 3,
"position": [
1560,
400
]
},
{
"parameters": {
"message": "\ud83e\uddf9 Storage Cleanup Started\n\nNode: {{$json.data.target.node}}\nStorage: {{$json.data.target.storage}}\nCleanup Type: {{$json.data.maintenance_type}}\n\nCleaning up old backups and unused volumes...",
"chatId": "@proxmox_alerts"
},
"id": "notify-storage-cleanup-start",
"name": "Notify Storage Cleanup Start",
"type": "n8n-nodes-base.telegram",
"typeVersion": 1,
"position": [
680,
550
]
},
{
"parameters": {
"url": "http://proxmox-mcp-server:8080/api/v1/backup/cleanup",
"authentication": "genericCredentialType",
"genericAuthType": "httpHeaderAuth",
"httpHeaderAuth": {
"name": "Authorization",
"value": "Bearer {{$credentials.proxmox_api_token}}"
},
"sendBody": true,
"bodyParameters": {
"parameters": [
{
"name": "node",
"value": "={{$json.data.target.node}}"
},
{
"name": "storage",
"value": "={{$json.data.target.storage}}"
},
{
"name": "keep_count",
"value": "5"
},
{
"name": "keep_days",
"value": "30"
}
]
},
"options": {}
},
"id": "cleanup-old-backups",
"name": "Cleanup Old Backups",
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 3,
"position": [
680,
650
]
},
{
"parameters": {
"message": "\u2705 Maintenance Completed Successfully!\n\nType: {{$json.data.maintenance_type}}\nTarget: {{$json.data.target}}\nCompleted: {{$now}}\n\nAll operations completed successfully.",
"chatId": "@proxmox_alerts"
},
"id": "notify-maintenance-complete",
"name": "Notify Maintenance Complete",
"type": "n8n-nodes-base.telegram",
"typeVersion": 1,
"position": [
1780,
400
]
}
],
"connections": {
"Maintenance Workflow Webhook": {
"main": [
[
{
"node": "Node Update?",
"type": "main",
"index": 0
},
{
"node": "VM Maintenance?",
"type": "main",
"index": 0
},
{
"node": "Storage Cleanup?",
"type": "main",
"index": 0
}
]
]
},
"Node Update?": {
"main": [
[
{
"node": "Notify Node Maintenance Start",
"type": "main",
"index": 0
},
{
"node": "Get Node VMs",
"type": "main",
"index": 0
}
]
]
},
"VM Maintenance?": {
"main": [
[
{
"node": "Notify VM Maintenance Start",
"type": "main",
"index": 0
}
]
]
},
"Storage Cleanup?": {
"main": [
[
{
"node": "Notify Storage Cleanup Start",
"type": "main",
"index": 0
},
{
"node": "Cleanup Old Backups",
"type": "main",
"index": 0
}
]
]
},
"Get Node VMs": {
"main": [
[
{
"node": "Plan VM Migration",
"type": "main",
"index": 0
}
]
]
},
"Plan VM Migration": {
"main": [
[
{
"node": "Migrate VM",
"type": "main",
"index": 0
}
]
]
},
"Migrate VM": {
"main": [
[
{
"node": "Wait for Migration",
"type": "main",
"index": 0
}
]
]
},
"Wait for Migration": {
"main": [
[
{
"node": "Update Node",
"type": "main",
"index": 0
}
]
]
},
"Update Node": {
"main": [
[
{
"node": "Notify Maintenance Complete",
"type": "main",
"index": 0
}
]
]
},
"Notify VM Maintenance Start": {
"main": [
[
{
"node": "Create Maintenance Snapshot",
"type": "main",
"index": 0
}
]
]
},
"Create Maintenance Snapshot": {
"main": [
[
{
"node": "VM Restart?",
"type": "main",
"index": 0
}
]
]
},
"VM Restart?": {
"main": [
[
{
"node": "Stop VM",
"type": "main",
"index": 0
}
]
]
},
"Stop VM": {
"main": [
[
{
"node": "Wait VM Stop",
"type": "main",
"index": 0
}
]
]
},
"Wait VM Stop": {
"main": [
[
{
"node": "Start VM",
"type": "main",
"index": 0
}
]
]
},
"Start VM": {
"main": [
[
{
"node": "Notify Maintenance Complete",
"type": "main",
"index": 0
}
]
]
},
"Cleanup Old Backups": {
"main": [
[
{
"node": "Notify Maintenance Complete",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {},
"versionId": "1",
"id": "maintenance-automation",
"tags": [
"proxmox",
"maintenance",
"automation",
"workflow"
]
}
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About this workflow
Proxmox Maintenance Automation. Uses telegram, httpRequest. Webhook trigger; 19 nodes.
Source: https://github.com/adrianlizman/proxmox-mcp-server-v2/blob/Main/workflows/maintenance-automation.json — original creator credit. Request a take-down →
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