This workflow follows the Form Trigger → HTTP Request recipe pattern — see all workflows that pair these two integrations.
The workflow JSON
Copy or download the full n8n JSON below. Paste it into a new n8n workflow, add your credentials, activate. Full import guide →
{
"name": "Basic Create VM",
"nodes": [
{
"parameters": {
"formTitle": "Create VM",
"formFields": {
"values": [
{
"fieldLabel": "VM Name",
"placeholder": "New-VM",
"requiredField": true
},
{
"fieldLabel": "RAM",
"fieldType": "number",
"placeholder": "2",
"requiredField": true
},
{
"fieldLabel": "CPU",
"fieldType": "number",
"placeholder": "1",
"requiredField": true
},
{
"fieldLabel": "Disk Space (GB)",
"fieldType": "number",
"placeholder": "50",
"requiredField": true
}
]
},
"options": {}
},
"type": "n8n-nodes-base.formTrigger",
"typeVersion": 2.2,
"position": [
-672,
-432
],
"id": "7aec35e8-bcb4-4fe8-aa46-256ccab05104",
"name": "On form submission"
},
{
"parameters": {
"mode": "combine",
"combineBy": "combineByPosition",
"options": {}
},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.2,
"position": [
-336,
-704
],
"id": "cfda6bbf-3bf8-4969-be03-fbc22d5d98c9",
"name": "Merge"
},
{
"parameters": {
"method": "POST",
"url": "=https://vcenter.lab/api/vcenter/vm/{{ $json['new-vm-id'] }}/power?action=start",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "vmware-api-session-id",
"value": "={{ $json['api-key'] }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"options": {
"allowUnauthorizedCerts": true,
"response": {
"response": {
"responseFormat": "text",
"outputPropertyName": "new-vm-id"
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
2304,
-432
],
"id": "ccf3443b-d47e-4139-9baf-29a77e748c62",
"name": "Power On VM",
"notes": ""
},
{
"parameters": {
"method": "POST",
"url": "https://vcenter.lab/api/vcenter/vm",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "vmware-api-session-id",
"value": "={{ $json['api-key'] }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "={\n\t\"name\": \"{{ $json['VM Name'] }}\",\n\t\"memory\": {\n\t\t\"size_MiB\": \"{{ $json.RAM * 1024 }}\",\n\t\t\"hot_add_enabled\": true\n\t},\n\t\"cpu\": {\n\t\t\"count\": \"{{ $json.CPU }}\"\n\t},\n\t\"guest_OS\": \"RHEL_9_64\",\n\t\"placement\": {\n\t\t\"cluster\": \"domain-c10007\",\n\t\t\"folder\": \"group-v13014\",\n\t\t\"datastore\": \"datastore-3008\"\n\t},\n\t \"nics\": [\n {\n \"type\": \"VMXNET3\",\n \"mac_type\": \"ASSIGNED\",\n \"backing\": {\n \"type\": \"STANDARD_PORTGROUP\",\n \"network\": \"network-3010\"\n },\n \"start_connected\": true,\n \"allow_guest_control\": true\n }\n ],\n \"cdroms\": [\n {\n \"start_connected\": false,\n \"allow_guest_control\": true\n }\n ],\n\t\"disks\": [\n\t\t{\n\t\t\t\"type\": \"SCSI\",\n\t\t\t\"scsi\": {\n\t\t\t\t\"bus\": 0,\n\t\t\t\t\"unit\": 0\n\t\t\t},\n\t\t\t\"new_vmdk\": {\n\t\t\t\t\"capacity\": \"{{ $json['Disk Space (GB)'] * 1024 * 1024 * 1024 }}\"\n\t\t\t}\n\t\t}\n\t]\n}",
"options": {
"allowUnauthorizedCerts": true,
"response": {
"response": {
"responseFormat": "text",
"outputPropertyName": "new-vm-id"
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
672,
-432
],
"id": "3b99301b-4217-4b36-9274-ea1f8c22066b",
"name": "Create VM",
"notes": ""
},
{
"parameters": {
"method": "POST",
"url": "https://vcenter.lab/api/session",
"authentication": "genericCredentialType",
"genericAuthType": "httpBasicAuth",
"options": {
"allowUnauthorizedCerts": true,
"response": {
"response": {
"responseFormat": "text",
"outputPropertyName": "api-key"
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
-464,
-432
],
"id": "7c49430e-a117-4861-9695-38b9f1e0e033",
"name": "Get API Token",
"credentials": {
"httpBasicAuth": {
"name": "<your credential>"
}
},
"notes": ""
},
{
"parameters": {
"method": "PATCH",
"url": "=https://vcenter.lab/api/vcenter/vm/{{ $json['new-vm-id'] }}/hardware/cdrom/{{ $json['cdrom-id'].parseJson()[0].cdrom }}",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "vmware-api-session-id",
"value": "={{ $json['api-key'] }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"sendBody": true,
"specifyBody": "json",
"jsonBody": "{\n \"backing\": {\n \"type\": \"ISO_FILE\",\n \"iso_file\": \"[NFS-datastore] ISOs/centos-10-ks.iso\"\n },\n \"allow_guest_control\": true,\n \"start_connected\": true\n }",
"options": {
"allowUnauthorizedCerts": true,
"response": {
"response": {
"responseFormat": "text",
"outputPropertyName": "new-vm-id"
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1232,
-432
],
"id": "38ecded3-2f83-4081-90ec-573c8e6758c5",
"name": "Mount Install ISO",
"notes": ""
},
{
"parameters": {
"url": "=https://vcenter.lab/api/vcenter/vm/{{ $json['new-vm-id'] }}/hardware/cdrom",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "vmware-api-session-id",
"value": "={{ $json['api-key'] }}"
},
{
"name": "Content-Type",
"value": "application/json"
}
]
},
"options": {
"allowUnauthorizedCerts": true,
"response": {
"response": {
"responseFormat": "text",
"outputPropertyName": "cdrom-id"
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
976,
-432
],
"id": "285dfbe8-27e0-46ab-85f9-87a6ecb16ddc",
"name": "Get CDROM id",
"notes": ""
},
{
"parameters": {
"mode": "combine",
"combineBy": "combineByPosition",
"options": {}
},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.2,
"position": [
816,
-688
],
"id": "84bde2cb-0d5b-49cd-b2c7-77b4995d3306",
"name": "Merge1"
},
{
"parameters": {
"mode": "combine",
"combineBy": "combineByPosition",
"options": {}
},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.2,
"position": [
1072,
-656
],
"id": "93c3edb9-70f3-4849-ae06-e728abe8d335",
"name": "Merge2"
},
{
"parameters": {
"url": "=https://vcenter.lab/api/vcenter/vm/{{ $json['new-vm-id'] }}/power",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "vmware-api-session-id",
"value": "={{ $json['api-key'] }}"
}
]
},
"options": {
"allowUnauthorizedCerts": true,
"response": {
"response": {
"responseFormat": "json"
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
1648,
-416
],
"id": "dfcc7225-2c74-4c09-8b3c-96e07b1816ba",
"name": "Check VM Status",
"alwaysOutputData": false,
"retryOnFail": false,
"waitBetweenTries": 3000,
"notes": ""
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "loose",
"version": 2
},
"conditions": [
{
"id": "9cc4169e-162b-4760-ad98-ab3c1d30df59",
"leftValue": "={{ $json.success }}",
"rightValue": "",
"operator": {
"type": "boolean",
"operation": "true",
"singleValue": true
}
}
],
"combinator": "or"
},
"looseTypeValidation": true,
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
256,
-448
],
"id": "8e32bb3e-a5bf-463d-b34a-48460a0eb049",
"name": "If"
},
{
"parameters": {
"url": "https://vcenter.lab/api/vcenter/vm",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "vmware-api-session-id",
"value": "={{ $json['api-key'] }}"
}
]
},
"options": {
"allowUnauthorizedCerts": true,
"response": {
"response": {
"responseFormat": "json"
}
}
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
-128,
-448
],
"id": "50b01a25-cc96-4458-aa2e-456e791676fd",
"name": "Get VM List",
"notes": ""
},
{
"parameters": {
"mode": "combineBySql",
"query": "SELECT * FROM input1 INNER JOIN input2 ON input1.vm-name = input2.name",
"options": {
"emptyQueryResult": "=success"
}
},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.2,
"position": [
96,
-448
],
"id": "ab145c7b-9f85-4d36-b609-ffe7f45e339e",
"name": "Merge3",
"alwaysOutputData": true
},
{
"parameters": {
"assignments": {
"assignments": [
{
"id": "5ea7cd1f-5ba5-42f4-9bc9-2245d0c88402",
"name": "vm-name",
"value": "={{ $json['VM Name'] }}",
"type": "string"
}
]
},
"options": {}
},
"type": "n8n-nodes-base.set",
"typeVersion": 3.4,
"position": [
-128,
-576
],
"id": "81aadfad-bba5-4d1c-a805-b5b2d4123b4e",
"name": "Strip to VM Name"
},
{
"parameters": {
"errorMessage": "VM Already Exists!"
},
"type": "n8n-nodes-base.stopAndError",
"typeVersion": 1,
"position": [
496,
-240
],
"id": "6d3e1bbe-6777-4177-a188-949932faa15a",
"name": "Stop and Error"
},
{
"parameters": {
"mode": "combine",
"combineBy": "combineByPosition",
"options": {}
},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.2,
"position": [
496,
-512
],
"id": "364bba5a-4909-49c1-aa19-1f10b418a8e0",
"name": "Merge4"
},
{
"parameters": {
"mode": "chooseBranch"
},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.2,
"position": [
1408,
-656
],
"id": "21af8fc2-6d7f-4e19-a4c8-30d9d9251764",
"name": "Merge5"
},
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "5cf606a6-27e1-4029-b2e3-0f8b11429dea",
"leftValue": "={{ $json.state }}",
"rightValue": "POWERED_OFF",
"operator": {
"type": "string",
"operation": "equals",
"name": "filter.operator.equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
1856,
-416
],
"id": "b52f2cd2-fb7a-4f71-a677-6e253d8b8f64",
"name": "If1"
},
{
"parameters": {
"mode": "chooseBranch"
},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.2,
"position": [
2080,
-640
],
"id": "70579b7d-4146-4a98-af4c-028bf51ef7d3",
"name": "Merge6"
}
],
"connections": {
"On form submission": {
"main": [
[
{
"node": "Get API Token",
"type": "main",
"index": 0
},
{
"node": "Merge",
"type": "main",
"index": 1
}
]
]
},
"Merge": {
"main": [
[
{
"node": "Merge1",
"type": "main",
"index": 0
},
{
"node": "Get VM List",
"type": "main",
"index": 0
},
{
"node": "Strip to VM Name",
"type": "main",
"index": 0
},
{
"node": "Merge4",
"type": "main",
"index": 0
}
]
]
},
"Get API Token": {
"main": [
[
{
"node": "Merge",
"type": "main",
"index": 0
}
]
]
},
"Create VM": {
"main": [
[
{
"node": "Merge1",
"type": "main",
"index": 1
}
]
]
},
"Get CDROM id": {
"main": [
[
{
"node": "Merge2",
"type": "main",
"index": 1
}
]
]
},
"Merge1": {
"main": [
[
{
"node": "Get CDROM id",
"type": "main",
"index": 0
},
{
"node": "Merge2",
"type": "main",
"index": 0
}
]
]
},
"Merge2": {
"main": [
[
{
"node": "Mount Install ISO",
"type": "main",
"index": 0
},
{
"node": "Merge5",
"type": "main",
"index": 0
}
]
]
},
"Mount Install ISO": {
"main": [
[
{
"node": "Merge5",
"type": "main",
"index": 1
}
]
]
},
"Check VM Status": {
"main": [
[
{
"node": "If1",
"type": "main",
"index": 0
}
]
]
},
"If": {
"main": [
[
{
"node": "Merge4",
"type": "main",
"index": 1
}
],
[
{
"node": "Stop and Error",
"type": "main",
"index": 0
}
]
]
},
"Get VM List": {
"main": [
[
{
"node": "Merge3",
"type": "main",
"index": 1
}
]
]
},
"Merge3": {
"main": [
[
{
"node": "If",
"type": "main",
"index": 0
}
]
]
},
"Strip to VM Name": {
"main": [
[
{
"node": "Merge3",
"type": "main",
"index": 0
}
]
]
},
"Merge4": {
"main": [
[
{
"node": "Create VM",
"type": "main",
"index": 0
}
]
]
},
"Merge5": {
"main": [
[
{
"node": "Check VM Status",
"type": "main",
"index": 0
},
{
"node": "Merge6",
"type": "main",
"index": 0
}
]
]
},
"If1": {
"main": [
[
{
"node": "Merge6",
"type": "main",
"index": 1
}
]
]
},
"Merge6": {
"main": [
[
{
"node": "Power On VM",
"type": "main",
"index": 0
}
]
]
}
},
"active": true,
"settings": {
"executionOrder": "v1",
"saveManualExecutions": false,
"callerPolicy": "workflowsFromSameOwner",
"executionTimeout": -1
},
"versionId": "77d579a0-30c7-4073-a04e-8e188b784147",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "xAodhMxT0AlNCOqX",
"tags": []
}
Credentials you'll need
Each integration node will prompt for credentials when you import. We strip credential IDs before publishing — you'll add your own.
httpBasicAuth
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About this workflow
Basic Create VM. Uses formTrigger, httpRequest, stopAndError. Event-driven trigger; 19 nodes.
Source: https://github.com/lima3w/HomelabScripts/blob/39dbfc256c3378fca4c0f2a5f3a4df10bedb987e/N8N/BasicVMCreate.json — original creator credit. Request a take-down →
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