Obs Metrics

The workflow JSON

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{
  "name": "obs-metrics",
  "nodes": [
    {
      "parameters": {
        "httpMethod": "POST",
        "path": "metrics",
        "responseMode": "responseNode",
        "options": {}
      },
      "id": "webhook-metrics",
      "name": "Webhook",
      "type": "n8n-nodes-base.webhook",
      "typeVersion": 2,
      "position": [
        240,
        300
      ]
    },
    {
      "parameters": {
        "url": "=http://prometheus:9090/api/v1/query",
        "sendQuery": true,
        "queryParameters": {
          "parameters": [
            {
              "name": "query",
              "value": "={{ $json.body.query }}"
            }
          ]
        },
        "options": {}
      },
      "id": "prometheus-query",
      "name": "Prometheus Query",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        460,
        300
      ]
    },
    {
      "parameters": {
        "respondWith": "json",
        "responseBody": "={{ JSON.stringify($json) }}",
        "options": {}
      },
      "id": "respond-metrics",
      "name": "Respond",
      "type": "n8n-nodes-base.respondToWebhook",
      "typeVersion": 1.1,
      "position": [
        680,
        300
      ]
    }
  ],
  "connections": {
    "Webhook": {
      "main": [
        [
          {
            "node": "Prometheus Query",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Prometheus Query": {
      "main": [
        [
          {
            "node": "Respond",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  },
  "active": true,
  "settings": {
    "executionOrder": "v1"
  }
}

About this workflow

obs-metrics. Uses httpRequest. Webhook trigger; 3 nodes.

Source: https://github.com/amtalsi/observability-ia/blob/70556e2b251697fe847069a0d0eb7a3769484f54/n8n-workflows/metrics.json — original creator credit. Request a take-down →

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