Logger → Mattermost

The workflow JSON

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{
  "name": "LOGGER \u2192 Mattermost",
  "nodes": [
    {
      "parameters": {
        "path": "log",
        "httpMethod": "POST",
        "options": {}
      },
      "id": "webhook-logger",
      "name": "Webhook Trigger",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 1,
      "position": [
        250,
        300
      ]
    },
    {
      "parameters": {
        "method": "POST",
        "url": "={{ $env.MATTERMOST_WEBHOOK_URL || 'https://chat.werdemeisterdeinergedanken.de/hooks/jt7w46gsxtr3pkqr75dkor9j3e' }}",
        "authentication": "none",
        "sendBody": true,
        "contentType": "json",
        "body": "={{ { \"channel\": $json.channel || '#tech', \"username\": $json.username || 'n8n-logger', \"text\": '### \ud83e\uddfe Log\\n**traceId:** ' + ($json.traceId || 'n/a') + '\\n**source:** ' + ($json.source || 'n/a') + '\\n**status:** ' + ($json.status || 'n/a') + '\\n\\n---\\n' + ($json.message || '\u2014') } }}",
        "options": {}
      },
      "id": "mattermost-logger",
      "name": "Send to Mattermost",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.1,
      "position": [
        450,
        300
      ]
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ { \"success\": true, \"logged\": true, \"traceId\": $json.traceId || 'n/a' } }}"
      },
      "id": "respond",
      "name": "Respond to Webhook",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1,
      "position": [
        650,
        300
      ]
    }
  ],
  "connections": {
    "Webhook Trigger": {
      "main": [
        [
          {
            "node": "Send to Mattermost",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Send to Mattermost": {
      "main": [
        [
          {
            "node": "Respond to Webhook",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "settings": {
    "executionOrder": "v1"
  },
  "staticData": null,
  "tags": [],
  "triggerCount": 1,
  "updatedAt": "2025-12-16T00:00:00.000Z",
  "versionId": "1"
}

About this workflow

LOGGER → Mattermost. Uses httpRequest. Webhook trigger; 3 nodes.

Source: https://github.com/Heiko888/Connection-Key-MCP-Server/blob/19729d8c010e37d8fb1ef61e2b2bb5b230b11f4a/n8n-workflows/logger-mattermost.json — original creator credit. Request a take-down →

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