Monitor De Erros Com Alertas

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": "Monitor de Erros com Alertas",
  "nodes": [
    {
      "id": "e5f6a7b8-0005-0005-0005-000000000001",
      "name": "Verificar a Cada 5 Minutos",
      "type": "n8n-nodes-base.scheduleTrigger",
      "typeVersion": 1.2,
      "position": [
        240,
        300
      ],
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "cronExpression",
              "expression": "*/5 * * * *"
            }
          ]
        }
      }
    },
    {
      "id": "e5f6a7b8-0005-0005-0005-000000000002",
      "name": "Health Check Endpoint",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        460,
        300
      ],
      "parameters": {
        "method": "GET",
        "url": "https://suaaplicacao.com/health",
        "options": {
          "response": {
            "response": {
              "fullResponse": true
            }
          },
          "timeout": 10000
        }
      }
    },
    {
      "id": "e5f6a7b8-0005-0005-0005-000000000003",
      "name": "Checar Status",
      "type": "n8n-nodes-base.if",
      "typeVersion": 2,
      "position": [
        680,
        300
      ],
      "parameters": {
        "conditions": {
          "options": {
            "caseSensitive": true,
            "leftValue": "",
            "typeValidation": "strict"
          },
          "conditions": [
            {
              "id": "cond-status",
              "leftValue": "={{ $json.statusCode }}",
              "rightValue": 200,
              "operator": {
                "type": "number",
                "operation": "notEquals"
              }
            }
          ],
          "combinator": "and"
        },
        "options": {}
      }
    },
    {
      "id": "e5f6a7b8-0005-0005-0005-000000000004",
      "name": "Alerta por Email",
      "type": "n8n-nodes-base.emailSend",
      "typeVersion": 2.1,
      "position": [
        900,
        180
      ],
      "parameters": {
        "fromEmail": "alertas@seudominio.com",
        "toEmail": "devops@seudominio.com",
        "subject": "ALERTA: Servi\u00e7o fora do ar \u2014 C\u00f3digo {{ $json.statusCode }}",
        "emailFormat": "html",
        "message": "<h2>Alerta de Indisponibilidade</h2><p><strong>Servi\u00e7o:</strong> https://suaaplicacao.com</p><p><strong>Status HTTP:</strong> {{ $json.statusCode }}</p><p><strong>Data/Hora:</strong> {{ new Date().toLocaleString('pt-BR') }}</p><p>Verifique o servidor imediatamente.</p>",
        "options": {}
      },
      "credentials": {
        "smtp": {
          "name": "<your credential>"
        }
      }
    },
    {
      "id": "e5f6a7b8-0005-0005-0005-000000000005",
      "name": "Alerta WhatsApp",
      "type": "n8n-nodes-base.httpRequest",
      "typeVersion": 4.2,
      "position": [
        900,
        420
      ],
      "parameters": {
        "method": "POST",
        "url": "https://api.whatsapp-provider.com/send",
        "authentication": "predefinedCredentialType",
        "nodeCredentialType": "httpHeaderAuth",
        "sendBody": true,
        "bodyContentType": "json",
        "specifyBody": "json",
        "jsonBody": "={{ JSON.stringify({ to: '5511999999999', message: `ALERTA: Servi\u00e7o fora do ar!\\nStatus: ${$json.statusCode}\\nHor\u00e1rio: ${new Date().toLocaleString('pt-BR')}` }) }}",
        "options": {}
      },
      "credentials": {
        "httpHeaderAuth": {
          "name": "<your credential>"
        }
      }
    }
  ],
  "connections": {
    "Verificar a Cada 5 Minutos": {
      "main": [
        [
          {
            "node": "Health Check Endpoint",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Health Check Endpoint": {
      "main": [
        [
          {
            "node": "Checar Status",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Checar Status": {
      "main": [
        [
          {
            "node": "Alerta por Email",
            "type": "main",
            "index": 0
          },
          {
            "node": "Alerta WhatsApp",
            "type": "main",
            "index": 0
          }
        ],
        []
      ]
    }
  },
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "id": "e5f6a7b8-0005-0005-0005-000000000000",
  "meta": {
    "templateCredsSetupCompleted": false
  }
}

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.

• httpHeaderAuth
• smtp

About this workflow

Monitor de Erros com Alertas. Uses httpRequest, emailSend. Scheduled trigger; 5 nodes.

Source: https://github.com/Rubens-Marques/n8n-flows-library/blob/9226ec20cf7443ed2dad5c84e0f1d5f36651cfd1/flows/notificacoes/error-alerter/flow.json — original creator credit. Request a take-down →

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