Envoi d'alertes d'échec d'exécution n8n vers un canal Slack

Intermédiaire

Ceci est unDevOpsworkflow d'automatisation du domainecontenant 10 nœuds.Utilise principalement des nœuds comme N8n, Set, Code, Slack, Aggregate. Surveillance automatisée des erreurs n8n toutes les heures avec notifications Slack

Prérequis
  • Token Bot Slack ou URL Webhook

Catégorie

Aperçu du workflow
Visualisation des connexions entre les nœuds, avec support du zoom et du déplacement
Exporter le workflow
Copiez la configuration JSON suivante dans n8n pour importer et utiliser ce workflow
{
  "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": "Déclencheur planifié",
      "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": "Agréger",
      "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": "FiltrerLastHour",
      "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": "Note adhésive",
      "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
          }
        ]
      ]
    }
  }
}
Foire aux questions

Comment utiliser ce workflow ?

Copiez le code de configuration JSON ci-dessus, créez un nouveau workflow dans votre instance n8n et sélectionnez "Importer depuis le JSON", collez la configuration et modifiez les paramètres d'authentification selon vos besoins.

Dans quelles scénarios ce workflow est-il adapté ?

Intermédiaire - DevOps

Est-ce payant ?

Ce workflow est entièrement gratuit et peut être utilisé directement. Veuillez noter que les services tiers utilisés dans le workflow (comme l'API OpenAI) peuvent nécessiter un paiement de votre part.

Informations sur le workflow
Niveau de difficulté
Intermédiaire
Nombre de nœuds10
Catégorie1
Types de nœuds8
Description de la difficulté

Adapté aux utilisateurs expérimentés, avec des workflows de complexité moyenne contenant 6-15 nœuds

Auteur
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.

Liens externes
Voir sur n8n.io

Partager ce workflow

Catégories

Catégories: 34