Enviar alertas de fallos de ejecución de n8n a un canal de Slack

Intermedio

Este es unDevOpsflujo de automatización del dominio deautomatización que contiene 10 nodos.Utiliza principalmente nodos como N8n, Set, Code, Slack, Aggregate. Monitoreo automatizado de errores de n8n cada hora con notificaciones de Slack

Requisitos previos
  • Bot Token de Slack o URL de Webhook

Categoría

Vista previa del flujo de trabajo
Visualización de las conexiones entre nodos, con soporte para zoom y panorámica
Exportar flujo de trabajo
Copie la siguiente configuración JSON en n8n para importar y usar este flujo de trabajo
{
  "id": "7gbO6txgnBCmDw7c",
  "meta": {
    "instanceId": "3a51cf8d97711c544e4f2cb09ef2b6ab8c441b10f29e0911311ba2722a967418",
    "templateCredsSetupCompleted": true
  },
  "name": "Send n8n failed execution alerts to a Slack channel",
  "tags": [],
  "nodes": [
    {
      "id": "45a1993e-1a89-4077-b258-75c8d4e74bbb",
      "name": "Disparador programado",
      "type": "n8n-nodes-base.scheduleTrigger",
      "position": [
        900,
        460
      ],
      "parameters": {
        "rule": {
          "interval": [
            {
              "field": "hours"
            }
          ]
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "3491cecc-6ffc-4798-a5f4-a6230408010b",
      "name": "GetWorkflows",
      "type": "n8n-nodes-base.n8n",
      "position": [
        1360,
        460
      ],
      "parameters": {
        "filters": {
          "activeWorkflows": true
        },
        "requestOptions": {}
      },
      "credentials": {
        "n8nApi": {
          "id": "w9AYm4viCKUSl2da",
          "name": "N8N"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "4f10d86d-1410-45c6-892a-e113fd4cb2b3",
      "name": "Loop",
      "type": "n8n-nodes-base.splitInBatches",
      "position": [
        1580,
        460
      ],
      "parameters": {
        "options": {}
      },
      "typeVersion": 3
    },
    {
      "id": "b06a9bcb-4fc6-488c-bb3e-7cf1f81547ca",
      "name": "n8n",
      "type": "n8n-nodes-base.n8n",
      "position": [
        1780,
        520
      ],
      "parameters": {
        "limit": 1,
        "filters": {
          "status": "error",
          "workflowId": {
            "__rl": true,
            "mode": "id",
            "value": "={{ $json.id }}"
          }
        },
        "options": {
          "activeWorkflows": false
        },
        "resource": "execution",
        "requestOptions": {}
      },
      "credentials": {
        "n8nApi": {
          "id": "w9AYm4viCKUSl2da",
          "name": "N8N"
        }
      },
      "typeVersion": 1,
      "alwaysOutputData": true
    },
    {
      "id": "9012633d-3dcd-4bf5-9645-b90e51129a35",
      "name": "Agregar",
      "type": "n8n-nodes-base.aggregate",
      "position": [
        2000,
        520
      ],
      "parameters": {
        "options": {},
        "aggregate": "aggregateAllItemData"
      },
      "typeVersion": 1
    },
    {
      "id": "fd91c759-7ee6-45d8-96dd-91eabeb38796",
      "name": "MakeMessage",
      "type": "n8n-nodes-base.code",
      "position": [
        1780,
        360
      ],
      "parameters": {
        "jsCode": "const list = $input.all().map(item => item.json);\nconsole.log(list)\nlet blocks = [];\n\nfor (const item of list) {\n  if(item.qtdErrors > 0){\n    console.log(item)\n    blocks.push({\n\t\t\t\"type\": \"section\",\n\t\t\t\"text\": {\n\t\t\t\t\"type\": \"mrkdwn\",\n\t\t\t\t\"text\": `:aviso: *${item.workflowName}*\\n *${item.qtdErrors}* errors found in the last run`\n\t\t\t},\n\t\t\t\"accessory\": {\n\t\t\t\t\"type\": \"button\",\n\t\t\t\t\"text\": {\n\t\t\t\t\t\"type\": \"plain_text\",\n\t\t\t\t\t\"text\": \"Vizualize\",\n\t\t\t\t\t\"emoji\": true\n\t\t\t\t},\n\t\t\t\t\"value\": \"click_me_123\",\n\t\t\t\t\"url\": `${item.url}`,\n\t\t\t\t\"action_id\": \"button-action\"\n\t\t\t}\n\t\t})\n  }\n}\n\nif(blocks.length > 0){\n  return {\n    blocks: blocks\n  };\n}else{\n  return null\n}\n"
      },
      "typeVersion": 2
    },
    {
      "id": "51db21fc-6bf1-4652-944f-a00f15f492b5",
      "name": "FiltrarLastHour",
      "type": "n8n-nodes-base.code",
      "position": [
        2220,
        520
      ],
      "parameters": {
        "jsCode": "const list = $(\"Aggregate\").last().json.data;\n\nconst lastHour = new Date();\nlastHour.setHours(lastHour.getHours() - 1);\n\n\nconst executionsLastHour = list.filter(execution => {\n  const dataStoppedAt = new Date(execution.stoppedAt);\n\n  return dataStoppedAt > lastHour;\n});\n\nif (executionsLastHour.length > 0) {\n  console.log(`Foram encontrados ${executionsLastHour.length} itens da última hora.`);\n} else {\n  console.log(\"Nenhum item da última hora foi encontrado.\");\n}\n\nreturn {\n  workflowId: $(\"Loop\").last().json.id,\n  workflowName: $(\"Loop\").last().json.name,\n  qtdErrors: executionsLastHour.length,\n  url: $(\"Config\").last().json.urlBase + $(\"Loop\").last().json.id\n}"
      },
      "typeVersion": 2
    },
    {
      "id": "93684cff-609d-4b10-b375-d01724f03a42",
      "name": "Nota adhesiva",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        900,
        240
      ],
      "parameters": {
        "width": 360,
        "height": 200,
        "content": "## Slack - Errors last 60 minutes\n\nThis workflow's objective is to monitor for errors and notify via Slack which workflows had failed executions in the last hour, providing a simple table with the ID, name, and error count.\n\nLinkedin: https://www.linkedin.com/in/matheus-pedrosa-custodio/"
      },
      "typeVersion": 1
    },
    {
      "id": "c11de8c2-1478-49ff-93a8-9cfeacb58507",
      "name": "Slack",
      "type": "n8n-nodes-base.slack",
      "position": [
        2000,
        360
      ],
      "parameters": {
        "text": "=",
        "user": {
          "__rl": true,
          "mode": "list",
          "value": "U05FMSA2610",
          "cachedResultName": "matheus.custodio"
        },
        "select": "user",
        "blocksUi": "={{ $json }}",
        "messageType": "block",
        "otherOptions": {},
        "authentication": "oAuth2"
      },
      "credentials": {
        "slackOAuth2Api": {
          "id": "dtoLOhzSRbL2Pte5",
          "name": "Slack Automacao"
        }
      },
      "typeVersion": 2.2
    },
    {
      "id": "28c56721-55d9-448a-8311-57413b0deb84",
      "name": "Config",
      "type": "n8n-nodes-base.set",
      "position": [
        1140,
        460
      ],
      "parameters": {
        "mode": "raw",
        "options": {},
        "jsonOutput": "{\n  \"urlBase\": \"https://n8n.com/workflow/\"\n}\n"
      },
      "typeVersion": 3.4
    }
  ],
  "active": false,
  "pinData": {},
  "settings": {
    "timezone": "America/Sao_Paulo",
    "callerPolicy": "workflowsFromSameOwner",
    "executionOrder": "v1",
    "executionTimeout": -1,
    "saveManualExecutions": true
  },
  "versionId": "b71a7834-6b2b-46df-8c1e-911d15b7a3c3",
  "connections": {
    "b06a9bcb-4fc6-488c-bb3e-7cf1f81547ca": {
      "main": [
        [
          {
            "node": "Aggregate",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "4f10d86d-1410-45c6-892a-e113fd4cb2b3": {
      "main": [
        [
          {
            "node": "fd91c759-7ee6-45d8-96dd-91eabeb38796",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "b06a9bcb-4fc6-488c-bb3e-7cf1f81547ca",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "28c56721-55d9-448a-8311-57413b0deb84": {
      "main": [
        [
          {
            "node": "3491cecc-6ffc-4798-a5f4-a6230408010b",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Aggregate": {
      "main": [
        [
          {
            "node": "FilterLastHour",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "fd91c759-7ee6-45d8-96dd-91eabeb38796": {
      "main": [
        [
          {
            "node": "c11de8c2-1478-49ff-93a8-9cfeacb58507",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "3491cecc-6ffc-4798-a5f4-a6230408010b": {
      "main": [
        [
          {
            "node": "4f10d86d-1410-45c6-892a-e113fd4cb2b3",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "FilterLastHour": {
      "main": [
        [
          {
            "node": "4f10d86d-1410-45c6-892a-e113fd4cb2b3",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Schedule Trigger": {
      "main": [
        [
          {
            "node": "28c56721-55d9-448a-8311-57413b0deb84",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}
Preguntas frecuentes

¿Cómo usar este flujo de trabajo?

Copie el código de configuración JSON de arriba, cree un nuevo flujo de trabajo en su instancia de n8n y seleccione "Importar desde JSON", pegue la configuración y luego modifique la configuración de credenciales según sea necesario.

¿En qué escenarios es adecuado este flujo de trabajo?

Intermedio - DevOps

¿Es de pago?

Este flujo de trabajo es completamente gratuito, puede importarlo y usarlo directamente. Sin embargo, tenga en cuenta que los servicios de terceros utilizados en el flujo de trabajo (como la API de OpenAI) pueden requerir un pago por su cuenta.

Información del flujo de trabajo
Nivel de dificultad
Intermedio
Número de nodos10
Categoría1
Tipos de nodos8
Descripción de la dificultad

Adecuado para usuarios con experiencia intermedia, flujos de trabajo de complejidad media con 6-15 nodos

Autor
Matheus Pedrosa

Matheus Pedrosa

@julinho

I am a software engineer specializing in automations, with extensive experience on the N8N platform. With solid skills in JavaScript, Go, .NET, and C#, I am equipped to develop efficient and scalable solutions.

Enlaces externos
Ver en n8n.io

Compartir este flujo de trabajo

Categorías

Categorías: 34