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Documentation Complète
📋 Automatisation des sauvegardes VPS Contabo avec n8n
💡 Description
Ce workflow automatise la création de sauvegardes (snapshots) pour les serveurs VPS hébergés sur Contabo, en s'exécutant quotidiennement à minuit. En intégrant l'API Contabo, il génère des UUIDs pour chaque requête, vérifie l'existence de snapshots et en crée de nouveaux si nécessaire. Cette solution assure une gestion sans intervention manuelle, sécurisant ainsi vos données tout en réduisant les risques associés aux pertes de données.
📈 Impact & ROI: En automatisant le processus de sauvegarde, ce workflow réduit le temps passé sur la gestion manuelle des snapshots et minimise le risque de perte de données, augmentant ainsi la sécurité opérationnelle et la tranquillité d'esprit.
🚀 Fonctionnalités Clés
- ✅ Sauvegarde automatique quotidienne des VPS
- ✅ Intégration transparente avec l'API Contabo
- ✅ Vérification et gestion intelligente des snapshots existants
- ✅ Utilisation d'UUIDs uniques pour chaque requête
📊 Architecture Technique
29
Nodes
Nodes
20
Connexions
Connexions
3
Services
Services
🔌 Services Intégrés
Contabo APIUUID Generatorn8n HTTP Request
🔧 Composition du Workflow
| Node | Type | Description |
|---|---|---|
| Set snapshot attributes | set | Traitement des données |
| Schedule Trigger | scheduleTrigger | Traitement des données |
| When clicking ‘Test workflow’ | manualTrigger | Traitement des données |
| Credential | set | Traitement des données |
| Sticky Note | stickyNote | Traitement des données |
| Authorization | httpRequest | Requête HTTP vers une API externe |
| List instances | httpRequest | Requête HTTP vers une API externe |
| Split Out | splitOut | Division des données en plusieurs branches |
| UUID | httpRequest | Requête HTTP vers une API externe |
| TRACE ID | httpRequest | Requête HTTP vers une API externe |
| Sticky Note1 | stickyNote | Traitement des données |
| List snapshots | httpRequest | Requête HTTP vers une API externe |
| UUID1 | httpRequest | Requête HTTP vers une API externe |
| Sticky Note2 | stickyNote | Traitement des données |
| Sticky Note3 | stickyNote | Traitement des données |
| Merge | merge | Fusion de plusieurs branches de données |
| get Date & Time | dateTime | Traitement des données |
| Delete existing snapshot | httpRequest | Requête HTTP vers une API externe |
| Create a new snapshot | httpRequest | Requête HTTP vers une API externe |
| Create a new snapshot1 | httpRequest | Requête HTTP vers une API externe |
| UUID2 | httpRequest | Requête HTTP vers une API externe |
| UUID3 | httpRequest | Requête HTTP vers une API externe |
| UUID4 | httpRequest | Requête HTTP vers une API externe |
| Sticky Note4 | stickyNote | Traitement des données |
| Sticky Note5 | stickyNote | Traitement des données |
| Sticky Note6 | stickyNote | Traitement des données |
| Formatted Date | dateTime | Traitement des données |
| Whether snapshot there is no snapshot | if | Condition logique pour router le flux |
| set snapshot attributes | set | Traitement des données |
📖 Guide d'Implémentation
- Import du workflow: Téléchargez le fichier JSON et importez-le dans votre instance n8n
- Configuration des credentials: Configurez les accès pour chaque service utilisé
- Personnalisation: Adaptez les paramètres selon vos besoins spécifiques
- Test: Exécutez le workflow en mode test pour vérifier le bon fonctionnement
- Activation: Activez le workflow pour une exécution automatique
🏷️ Tags
Structure JSON
Voir le code JSON complet
{
"meta": {
"instanceId": "84ba6d895254e080ac2b4916d987aa66b000f88d4d919a6b9c76848f9b8a7616",
"templateId": "2403"
},
"nodes": [
{
"id": "15739f4e-3267-4655-9118-d3c617652f23",
"name": "Set snapshot attributes",
"type": "n8n-nodes-base.set",
"position": [
3460,
840
],
"parameters": {
"options": [],
"assignments": {
"assignments": [
{
"id": "71a51067-08ed-4300-a831-48f1d7d2ada2",
"name": "data[0].snapshotId",
"type": "string",
"value": "={{ $json.data[0].snapshotId }}"
},
{
"id": "00161e54-f324-4f6e-a5df-d27d1c4b7706",
"name": "displayName",
"type": "string",
"value": "={{ $json.displayName }}"
},
{
"id": "b4fbf9e6-c634-4dc7-b75e-44aa048b2e32",
"name": "instanceId",
"type": "number",
"value": "={{ $json.instanceId }}"
}
]
}
},
"typeVersion": 3.4
},
{
"id": "c82ed7b8-c723-46eb-b0fc-1d9da7265a1a",
"name": "Schedule Trigger",
"type": "n8n-nodes-base.scheduleTrigger",
"position": [
540,
660
],
"parameters": {
"rule": {
"interval": [
[]
]
}
},
"typeVersion": 1.2
},
{
"id": "68b9319b-00b8-480b-b8bc-447e78d4e983",
"name": "When clicking ‘Test workflow’",
"type": "n8n-nodes-base.manualTrigger",
"position": [
540,
880
],
"parameters": [],
"typeVersion": 1
},
{
"id": "657f763f-fc10-4d71-aabd-c9af6c041f4f",
"name": "Credential",
"type": "n8n-nodes-base.set",
"position": [
1260,
780
],
"parameters": {
"options": [],
"assignments": {
"assignments": [
{
"id": "135cfcc3-050e-4128-b6b0-b8905d160498",
"name": "CLIENT_ID",
"type": "string",
"value": ""
},
{
"id": "b05aa3e9-80c6-474f-b653-8e49654e3da7",
"name": "CLIENT_SECRET",
"type": "string",
"value": ""
},
{
"id": "72c345ba-674e-4db2-946e-bb4a9e6f8763",
"name": "API_USER",
"type": "string",
"value": ""
},
{
"id": "7d1d03e3-86cc-4fd1-9d2a-a3771d913565",
"name": "API_PASSWORD",
"type": "string",
"value": ""
}
]
}
},
"typeVersion": 3.4
},
{
"id": "c74b0511-0eaf-4ae5-b6f2-8dd06186e826",
"name": "Sticky Note",
"type": "n8n-nodes-base.stickyNote",
"position": [
1200,
480
],
"parameters": {
"width": 427,
"height": 519,
"content": "## Credential\n\nInformation required to access Contabo API\n\n- CLIENT_ID\n- CLIENT_SECRET\n- API_USER\n- API_PASSWORD\n\n[Contabo Credential](https:\/\/my.contabo.com\/api\/details)\n\n[Contabo API Doc](https:\/\/api.contabo.com\/)"
},
"typeVersion": 1
},
{
"id": "4d991799-ba21-4154-886b-d25901245176",
"name": "Authorization",
"type": "n8n-nodes-base.httpRequest",
"position": [
1460,
780
],
"parameters": {
"url": "https:\/\/auth.contabo.com\/auth\/realms\/contabo\/protocol\/openid-connect\/token",
"method": "POST",
"options": [],
"sendBody": true,
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "client_id",
"value": "={{ $json.CLIENT_ID }}"
},
{
"name": "client_secret",
"value": "={{ $json.CLIENT_SECRET }}"
},
{
"name": "username",
"value": "={{ $json.API_USER }}"
},
{
"name": "password",
"value": "={{ $json.API_PASSWORD }}"
},
{
"name": "grant_type",
"value": "password"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application\/x-www-form-urlencoded"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "c9bd2ce9-5587-4155-b3ca-192caa48be4c",
"name": "List instances",
"type": "n8n-nodes-base.httpRequest",
"position": [
2240,
780
],
"parameters": {
"url": "https:\/\/api.contabo.com\/v1\/compute\/instances",
"options": [],
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application\/json"
},
{
"name": "Authorization",
"value": "={{ $('Authorization').item.json['token_type'] }} {{ $('Authorization').item.json['access_token'] }}"
},
{
"name": "x-request-id",
"value": "={{ $('UUID').item.json['data'] }}"
},
{
"name": "x-trace-id",
"value": "={{ $('TRACE ID').item.json['data'] }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "52caf65c-d46a-4ff0-8b01-5ced05fd083d",
"name": "Split Out",
"type": "n8n-nodes-base.splitOut",
"position": [
2440,
780
],
"parameters": {
"options": [],
"fieldToSplitOut": "data"
},
"typeVersion": 1
},
{
"id": "e152da50-7067-4f9d-91a0-564626633330",
"name": "UUID",
"type": "n8n-nodes-base.httpRequest",
"position": [
1740,
780
],
"parameters": {
"url": "https:\/\/www.uuidgenerator.net\/api\/version4",
"options": []
},
"typeVersion": 4.2
},
{
"id": "8c86a299-d8b3-4806-b885-37d67e9ba8a4",
"name": "TRACE ID",
"type": "n8n-nodes-base.httpRequest",
"position": [
1960,
780
],
"parameters": {
"url": "https:\/\/www.uuidgenerator.net\/api\/version4",
"options": []
},
"typeVersion": 4.2
},
{
"id": "6ab188c6-dfc3-4e9e-83b8-32bc778917e4",
"name": "Sticky Note1",
"type": "n8n-nodes-base.stickyNote",
"position": [
1720,
477.28137513294257
],
"parameters": {
"width": 411.2199570815453,
"height": 521.9218381008977,
"content": "## get UUID\n\nGenerates the UUIDs that will be used in the 'x-request-id' and 'x-trace-id'\n\n[uuidgenerator](https:\/\/www.uuidgenerator.net\/api)"
},
"typeVersion": 1
},
{
"id": "41364273-55db-411b-a59a-0faf01857806",
"name": "List snapshots",
"type": "n8n-nodes-base.httpRequest",
"position": [
2860,
680
],
"parameters": {
"url": "=https:\/\/api.contabo.com\/v1\/compute\/instances\/{{ $('Split Out').item.json['instanceId'] }}\/snapshots",
"options": [],
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application\/json"
},
{
"name": "Authorization",
"value": "={{ $('Authorization').item.json['token_type'] }} {{ $('Authorization').item.json['access_token'] }}"
},
{
"name": "x-request-id",
"value": "={{ $('UUID1').item.json['data'] }}"
},
{
"name": "x-trace-id",
"value": "={{ $('TRACE ID').item.json['data'] }}"
}
]
}
},
"typeVersion": 4.2
},
{
"id": "919fed8d-704e-4b1f-9358-f2a4422b7132",
"name": "UUID1",
"type": "n8n-nodes-base.httpRequest",
"position": [
2680,
680
],
"parameters": {
"url": "https:\/\/www.uuidgenerator.net\/api\/version4",
"options": []
},
"typeVersion": 4.2
},
{
"id": "630975b0-41f6-4025-9b7e-a464c2b5f4fa",
"name": "Sticky Note2",
"type": "n8n-nodes-base.stickyNote",
"position": [
2200,
480
],
"parameters": {
"width": 384,
"height": 279,
"content": "## List your instances "
},
"typeVersion": 1
},
{
"id": "f1a39319-5743-4836-8840-5d2b51746682",
"name": "Sticky Note3",
"type": "n8n-nodes-base.stickyNote",
"position": [
2640,
480
],
"parameters": {
"width": 733.0237288135586,
"height": 467.2593220338978,
"content": "## List existing Snapshots\n\n- Generates a new UUID for the request\n\n- Checks if the instance already has a Snapshot"
},
"typeVersion": 1
},
{
"id": "5f453f4f-f509-4613-9692-c16e1a8d3c53",
"name": "Merge",
"type": "n8n-nodes-base.merge",
"position": [
3040,
820
],
"parameters": {
"mode": "combine",
"options": [],
"combineBy": "combineByPosition"
},
"typeVersion": 3
},
{
"id": "2e12506f-4e8d-4053-b662-d1ff9d33ecf7",
"name": "get Date & Time",
"type": "n8n-nodes-base.dateTime",
"position": [
840,
780
],
"parameters": {
"options": {
"timezone": "America\/Sao_Paulo"
}
},
"retryOnFail": true,
"typeVersion": 2
},
{
"id": "c06bf642-253f-4cec-8c0f-97edff450c1b",
"name": "Delete existing snapshot",
"type": "n8n-nodes-base.httpRequest",
"position": [
3780,
840
],
"parameters": {
"url": "=https:\/\/api.contabo.com\/v1\/compute\/instances\/{{ $('Set snapshot attributes').item.json['instanceId'] }}\/snapshots\/{{ $('Set snapshot attributes').item.json['data'][0].snapshotId }}",
"method": "DELETE",
"options": [],
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application\/json"
},
{
"name": "Authorization",
"value": "={{ $('Authorization').item.json['token_type'] }} {{ $('Authorization').item.json['access_token'] }}"
},
{
"name": "x-request-id",
"value": "={{ $('UUID3').item.json['data'] }}"
},
{
"name": "x-trace-id",
"value": "={{ $('TRACE ID').item.json['data'] }}"
}
]
}
},
"retryOnFail": true,
"typeVersion": 4.2
},
{
"id": "f7a1d94d-c10d-400a-b9ed-7135def2d809",
"name": "Create a new snapshot",
"type": "n8n-nodes-base.httpRequest",
"position": [
4360,
660
],
"parameters": {
"url": "=https:\/\/api.contabo.com\/v1\/compute\/instances\/{{ $('set snapshot attributes').item.json['instanceId'] }}\/snapshots",
"method": "POST",
"options": [],
"sendBody": true,
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "name",
"value": "={{ $('Formatted Date').item.json['formattedDate'] }}"
},
{
"name": "description",
"value": "={{ $('set snapshot attributes').item.json['displayName'] }} {{ $('Formatted Date').item.json['formattedDate'] }}"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application\/json"
},
{
"name": "Authorization",
"value": "={{ $('Authorization').item.json['token_type'] }} {{ $('Authorization').item.json['access_token'] }}"
},
{
"name": "x-request-id",
"value": "={{ $('UUID2').item.json['data'] }}"
},
{
"name": "x-trace-id",
"value": "={{ $('TRACE ID').item.json['data'] }}"
}
]
}
},
"retryOnFail": true,
"typeVersion": 4.2
},
{
"id": "dfc5ba84-89e3-4567-a466-393016843391",
"name": "Create a new snapshot1",
"type": "n8n-nodes-base.httpRequest",
"position": [
4200,
840
],
"parameters": {
"url": "=https:\/\/api.contabo.com\/v1\/compute\/instances\/{{ $('Set snapshot attributes').item.json['instanceId'] }}\/snapshots",
"method": "POST",
"options": [],
"sendBody": true,
"sendHeaders": true,
"bodyParameters": {
"parameters": [
{
"name": "name",
"value": "={{ $('Formatted Date').item.json['formattedDate'] }}"
},
{
"name": "description",
"value": "={{ $('Set snapshot attributes').item.json['displayName'] }} {{ $('Formatted Date').item.json['formattedDate'] }}"
}
]
},
"headerParameters": {
"parameters": [
{
"name": "Content-Type",
"value": "application\/json"
},
{
"name": "Authorization",
"value": "={{ $('Authorization').item.json['token_type'] }} {{ $('Authorization').item.json['access_token'] }}"
},
{
"name": "x-request-id",
"value": "={{ $('UUID4').item.json['data'] }}"
},
{
"name": "x-trace-id",
"value": "={{ $('TRACE ID').item.json['data'] }}"
}
]
}
},
"retryOnFail": true,
"typeVersion": 4.2
},
{
"id": "d6b69037-14a9-4e01-be34-a7975503554d",
"name": "UUID2",
"type": "n8n-nodes-base.httpRequest",
"position": [
4200,
660
],
"parameters": {
"url": "https:\/\/www.uuidgenerator.net\/api\/version4",
"options": []
},
"typeVersion": 4.2
},
{
"id": "1d80d4d5-1f5f-4cf1-9540-8a4b84edda38",
"name": "UUID3",
"type": "n8n-nodes-base.httpRequest",
"position": [
3620,
840
],
"parameters": {
"url": "https:\/\/www.uuidgenerator.net\/api\/version4",
"options": []
},
"typeVersion": 4.2
},
{
"id": "f3ede6e8-5ca2-418b-8e60-03b817857cf2",
"name": "UUID4",
"type": "n8n-nodes-base.httpRequest",
"position": [
4020,
840
],
"parameters": {
"url": "https:\/\/www.uuidgenerator.net\/api\/version4",
"options": []
},
"typeVersion": 4.2
},
{
"id": "d1995aef-531f-471e-a16d-7c75b1f3ae4c",
"name": "Sticky Note4",
"type": "n8n-nodes-base.stickyNote",
"position": [
3440,
480
],
"parameters": {
"width": 486.8901611698841,
"height": 467.87473554386463,
"content": "## Delete existing snapshot by id\n"
},
"typeVersion": 1
},
{
"id": "8b408e6d-9574-4fa4-bc7e-7a543aa0bad6",
"name": "Sticky Note5",
"type": "n8n-nodes-base.stickyNote",
"position": [
3980,
480
],
"parameters": {
"width": 576.6684015952959,
"height": 468.61270146235483,
"content": "## Create a new snapshot"
},
"typeVersion": 1
},
{
"id": "a41e7b87-8e46-44ea-8ca5-08f7d1a36f47",
"name": "Sticky Note6",
"type": "n8n-nodes-base.stickyNote",
"position": [
380,
240
],
"parameters": {
"width": 769.2098244001793,
"height": 415.52346358766624,
"content": "## Contabo Backups Workflow\nThis workflow will automatically backup (snapshot) your VPS's hosted on Contabo every day at midnight.\n\n### Setup\nOpen **Credential** and update the values below\n\n- **CLIENT_ID**\n- **CLIENT_SECRET**\n- **API_USER**\n- **API_PASSWORD**\n\nYou will find this information in the [Customer Control Panel.](https:\/\/my.contabo.com\/api\/details)\n\nWorkflow created by [Marcos Antonio](https:\/\/www.linkedin.com\/in\/compromitto\/)\n[Linkedin](https:\/\/www.linkedin.com\/in\/compromitto\/)\n[GitHub](https:\/\/github.com\/dubcom) 🇧🇷"
},
"typeVersion": 1
},
{
"id": "eb412eff-cf8b-44e8-b0ad-21798504f11d",
"name": "Formatted Date",
"type": "n8n-nodes-base.dateTime",
"position": [
1020,
780
],
"parameters": {
"date": "={{ $json.currentDate }}",
"format": "custom",
"options": [],
"operation": "formatDate",
"customFormat": "dd-MM-yyyy"
},
"typeVersion": 2
},
{
"id": "67413ee0-38db-4917-adcd-be9c6cb4f5cc",
"name": "Whether snapshot there is no snapshot",
"type": "n8n-nodes-base.if",
"position": [
3220,
820
],
"parameters": {
"options": [],
"conditions": {
"options": {
"leftValue": "",
"caseSensitive": true,
"typeValidation": "strict"
},
"combinator": "and",
"conditions": [
{
"id": "2bd58580-020f-411b-b25d-e63467d615bc",
"operator": {
"type": "array",
"operation": "empty",
"singleValue": true
},
"leftValue": "={{ $('List snapshots').item.json['data'] }}",
"rightValue": ""
}
]
}
},
"typeVersion": 2
},
{
"id": "464f52f5-bc1d-402c-81d2-4db24f675871",
"name": "set snapshot attributes",
"type": "n8n-nodes-base.set",
"position": [
4020,
660
],
"parameters": {
"options": [],
"assignments": {
"assignments": [
{
"id": "b9af7eb7-bd87-4949-ac95-e40025c3c419",
"name": "instanceId",
"type": "string",
"value": "={{ $json.instanceId }}"
},
{
"id": "3d8cb230-4512-4b65-be3a-6ea59cb80ddd",
"name": "displayName",
"type": "string",
"value": "={{ $json.displayName }}"
}
]
}
},
"typeVersion": 3.4
}
],
"pinData": [],
"connections": {
"UUID": {
"main": [
[
{
"node": "TRACE ID",
"type": "main",
"index": 0
}
]
]
},
"Merge": {
"main": [
[
{
"node": "Whether snapshot there is no snapshot",
"type": "main",
"index": 0
}
]
]
},
"UUID1": {
"main": [
[
{
"node": "List snapshots",
"type": "main",
"index": 0
}
]
]
},
"UUID2": {
"main": [
[
{
"node": "Create a new snapshot",
"type": "main",
"index": 0
}
]
]
},
"UUID3": {
"main": [
[
{
"node": "Delete existing snapshot",
"type": "main",
"index": 0
}
]
]
},
"UUID4": {
"main": [
[
{
"node": "Create a new snapshot1",
"type": "main",
"index": 0
}
]
]
},
"TRACE ID": {
"main": [
[
{
"node": "List instances",
"type": "main",
"index": 0
}
]
]
},
"Split Out": {
"main": [
[
{
"node": "UUID1",
"type": "main",
"index": 0
},
{
"node": "Merge",
"type": "main",
"index": 1
}
]
]
},
"Credential": {
"main": [
[
{
"node": "Authorization",
"type": "main",
"index": 0
}
]
]
},
"Authorization": {
"main": [
[
{
"node": "UUID",
"type": "main",
"index": 0
}
]
]
},
"Formatted Date": {
"main": [
[
{
"node": "Credential",
"type": "main",
"index": 0
}
]
]
},
"List instances": {
"main": [
[
{
"node": "Split Out",
"type": "main",
"index": 0
}
]
]
},
"List snapshots": {
"main": [
[
{
"node": "Merge",
"type": "main",
"index": 0
}
]
]
},
"get Date & Time": {
"main": [
[
{
"node": "Formatted Date",
"type": "main",
"index": 0
}
]
]
},
"Schedule Trigger": {
"main": [
[
{
"node": "get Date & Time",
"type": "main",
"index": 0
}
]
]
},
"Set snapshot attributes": {
"main": [
[
{
"node": "UUID3",
"type": "main",
"index": 0
}
]
]
},
"set snapshot attributes": {
"main": [
[
{
"node": "UUID2",
"type": "main",
"index": 0
}
]
]
},
"Delete existing snapshot": {
"main": [
[
{
"node": "UUID4",
"type": "main",
"index": 0
}
]
]
},
"When clicking ‘Test workflow’": {
"main": [
[
{
"node": "get Date & Time",
"type": "main",
"index": 0
}
]
]
},
"Whether snapshot there is no snapshot": {
"main": [
[
{
"node": "set snapshot attributes",
"type": "main",
"index": 0
}
],
[
{
"node": "Set snapshot attributes",
"type": "main",
"index": 0
}
]
]
}
}
}
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