This workflow follows the HTTP Request → Telegram 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": "Manual Alert 2",
"nodes": [
{
"parameters": {
"conditions": {
"options": {
"caseSensitive": true,
"leftValue": "",
"typeValidation": "strict",
"version": 2
},
"conditions": [
{
"id": "d20f2705-1b21-4f18-bf35-bf83419efbb0",
"leftValue": "={{ $json.message.text }}",
"rightValue": "Status nas",
"operator": {
"type": "string",
"operation": "equals",
"name": "filter.operator.equals"
}
}
],
"combinator": "and"
},
"options": {}
},
"type": "n8n-nodes-base.if",
"typeVersion": 2.2,
"position": [
120,
180
],
"id": "f2fdd7a4-63a6-4df4-b0c1-194e677e4bfc",
"name": "If"
},
{
"parameters": {
"url": "https://100.121.40.42/api/v2.0/system/info",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "<redacted-credential>"
}
]
},
"options": {
"allowUnauthorizedCerts": true
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
340,
40
],
"id": "d14e658a-2567-49c8-ae12-c7ee47244d24",
"name": "HTTP Request"
},
{
"parameters": {
"updates": [
"message"
],
"additionalFields": {}
},
"type": "n8n-nodes-base.telegramTrigger",
"typeVersion": 1.2,
"position": [
-80,
180
],
"id": "0c74b24f-cc1f-42d4-9af5-abe863ecd5a5",
"name": "Telegram Trigger",
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
},
{
"parameters": {
"url": "https://100.121.40.42/api/v2.0/pool/",
"sendHeaders": true,
"headerParameters": {
"parameters": [
{
"name": "Authorization",
"value": "<redacted-credential>"
}
]
},
"options": {
"allowUnauthorizedCerts": true
}
},
"type": "n8n-nodes-base.httpRequest",
"typeVersion": 4.2,
"position": [
340,
-120
],
"id": "34985080-a7ba-44ab-9bc4-7b6d6feee552",
"name": "HTTP Request2"
},
{
"parameters": {},
"type": "n8n-nodes-base.merge",
"typeVersion": 3.1,
"position": [
620,
20
],
"id": "96f7deec-105a-478a-9763-fc9d148fccee",
"name": "Merge"
},
{
"parameters": {
"jsCode": "const inputItems = $input.all();\n\nconst diskInfo = inputItems[0].json;\nconst cpuInfo = inputItems[1].json;\n\n// Disk usage percentage\nconst totalDisk = diskInfo.size || 1;\nconst usedDisk = diskInfo.allocated || 0;\nconst diskUsagePercent = (usedDisk / totalDisk) * 100;\n\n// Normalize CPU load by number of cores\nconst loadavg1min = cpuInfo.loadavg?.[0] || 0;\nconst totalCores = cpuInfo.cores || 1;\nconst cpuLoadPercent = (loadavg1min / totalCores) * 100;\n\nreturn [\n {\n json: {\n cpuLoadPercent: parseFloat(cpuLoadPercent.toFixed(2)),\n diskUsagePercent: parseFloat(diskUsagePercent.toFixed(2))\n\u00a0\u00a0\u00a0\u00a0}\n\u00a0\u00a0}\n];"
},
"type": "n8n-nodes-base.code",
"typeVersion": 2,
"position": [
840,
20
],
"id": "f090accb-348f-42e2-b038-e2997a321e0d",
"name": "Code"
},
{
"parameters": {
"chatId": "={{ $('Telegram Trigger').all()[0].json.message.chat.id }}",
"text": "=\ud83d\udea8 *System Resource Report*\nCPU Usage: {{ $json.cpuLoadPercent }} %\nDisk Usage: {{ $json.diskUsagePercent }} %",
"additionalFields": {}
},
"type": "n8n-nodes-base.telegram",
"typeVersion": 1.2,
"position": [
1060,
20
],
"id": "8f4a7287-5b17-4d0c-8405-d2ccb8205b62",
"name": "Telegram",
"credentials": {
"telegramApi": {
"name": "<your credential>"
}
}
}
],
"connections": {
"If": {
"main": [
[
{
"node": "HTTP Request",
"type": "main",
"index": 0
},
{
"node": "HTTP Request2",
"type": "main",
"index": 0
}
]
]
},
"HTTP Request": {
"main": [
[
{
"node": "Merge",
"type": "main",
"index": 1
}
]
]
},
"Telegram Trigger": {
"main": [
[
{
"node": "If",
"type": "main",
"index": 0
}
]
]
},
"HTTP Request2": {
"main": [
[
{
"node": "Merge",
"type": "main",
"index": 0
}
]
]
},
"Merge": {
"main": [
[
{
"node": "Code",
"type": "main",
"index": 0
}
]
]
},
"Code": {
"main": [
[
{
"node": "Telegram",
"type": "main",
"index": 0
}
]
]
}
},
"active": false,
"settings": {
"executionOrder": "v1"
},
"versionId": "c9807039-71ae-4374-8aa9-56e0367f7742",
"meta": {
"templateCredsSetupCompleted": true
},
"id": "gCPbxXvoEeYMnMOF",
"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.
telegramApi
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About this workflow
Manual Alert 2. Uses httpRequest, telegramTrigger, telegram. Event-driven trigger; 7 nodes.
Source: https://github.com/Mafaf42/NAS-WatchBot/blob/2c365a0e7051cc32fbb70730a0ec09c5cd3508be/workflows/Manual_Alert.json — original creator credit. Request a take-down →
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