{ "id": "POffv5hVuoeobllp", "meta": { "templateCredsSetupCompleted": true }, "name": "AWS EC2 Health Check & Self-Healing Workflow", "tags": [], "nodes": [ { "id": "1fe26a10-f8db-4d29-a7e7-fe8670182ed0", "name": "Schedule Trigger", "type": "n8n-nodes-base.scheduleTrigger", "position": [ -1008, 320 ], "parameters": { "rule": { "interval": [ { "field": "cronExpression", "expression": "0 */5 * * *" } ] } }, "typeVersion": 1.2 }, { "id": "60c75175-8955-486a-9da5-cbdc727f1d0a", "name": "Loop Over Instances", "type": "n8n-nodes-base.splitInBatches", "position": [ -560, 320 ], "parameters": { "options": {} }, "typeVersion": 3 }, { "id": "ee3a6583-4f75-4f67-b412-7d4f364521be", "name": "Check Health Status", "type": "n8n-nodes-base.if", "position": [ -112, 320 ], "parameters": { "options": {}, "conditions": { "options": { "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "or", "conditions": [ { "operator": { "type": "string", "operation": "notEquals" }, "leftValue": "={{ $json.State.Name }}", "rightValue": "running" } ] } }, "typeVersion": 2 }, { "id": "cdc0d0a1-a031-4aef-825d-8b94902e67dc", "name": "Analyze Health Data", "type": "n8n-nodes-base.code", "position": [ 112, 320 ], "parameters": { "mode": "runOnceForEachItem", "jsCode": "const instanceId = $input.item.json.InstanceId;\nconst instanceState = $input.item.json.State.Name;\nconst instanceType = $input.item.json.InstanceType;\nconst launchTime = $input.item.json.LaunchTime;\n\n// Check if instance has been unhealthy for more than 10 minutes\nconst now = new Date();\nconst launch = new Date(launchTime);\nconst uptimeMinutes = (now - launch) / (1000 * 60);\n\nreturn {\n instanceId,\n instanceState,\n instanceType,\n uptimeMinutes: Math.round(uptimeMinutes),\n isUnhealthy: instanceState !== 'running',\n actionRequired: instanceState !== 'running' && uptimeMinutes > 10,\n timestamp: now.toISOString()\n};" }, "typeVersion": 2 }, { "id": "f5e70419-3daf-4ea0-b230-33957395e6a5", "name": "Send WhatsApp Alert", "type": "n8n-nodes-base.httpRequest", "position": [ 560, 128 ], "parameters": { "url": "https://api.twilio.com/2010-04-01/Accounts/{{ $credentials.accountSid }}/Messages.json", "method": "POST", "options": {}, "sendBody": true, "authentication": "predefinedCredentialType", "bodyParameters": { "parameters": [ { "name": "To", "value": "whatsapp:+1234567890" }, { "name": "From", "value": "whatsapp:+1234567890" }, { "name": "Body", "value": "\ud83d\udea8 EC2 Alert: Instance {{ $json.instanceId }} was unhealthy ({{ $json.instanceState }}) and has been restarted. Uptime: {{ $json.uptimeMinutes }} mins" } ] }, "nodeCredentialType": "twilioApi" }, "credentials": { "twilioApi": { "name": "" } }, "typeVersion": 4.2 }, { "id": "c38a83a0-7b42-4023-9bab-8271bcbe6d95", "name": "Send Email Alert", "type": "n8n-nodes-base.emailSend", "position": [ 560, 320 ], "parameters": { "options": {}, "subject": "EC2 Health Alert - Instance Restarted", "toEmail": "user@example.com", "fromEmail": "user@example.com" }, "credentials": { "smtp": { "name": "" } }, "typeVersion": 2.1 }, { "id": "885409bd-ce9b-4618-a2c1-7676acc63729", "name": "Log to AlertsLog Sheet", "type": "n8n-nodes-base.googleSheets", "position": [ 560, 512 ], "parameters": { "columns": { "value": {}, "schema": [], "mappingMode": "autoMapInputData", "matchingColumns": [], "attemptToConvertTypes": false, "convertFieldsToString": false }, "options": {}, "operation": "appendOrUpdate", "sheetName": { "__rl": true, "mode": "list", "value": "Sheet1", "cachedResultName": "Sheet1" }, "documentId": { "__rl": true, "mode": "list", "value": "your-spreadsheet-id", "cachedResultName": "EC2 Health Logs" }, "authentication": "serviceAccount" }, "credentials": { "googleApi": { "name": "" } }, "typeVersion": 4.5 }, { "id": "958ee33b-5761-4e68-8d48-0e0c3c4d0fb2", "name": "End Workflow", "type": "n8n-nodes-base.noOp", "position": [ 784, 320 ], "parameters": {}, "typeVersion": 1 }, { "id": "3846c7aa-fa51-494b-bb69-19ffd7006b0b", "name": "Sticky Note 1", "type": "n8n-nodes-base.stickyNote", "position": [ -1100, -32 ], "parameters": { "color": 5, "width": 936, "height": 512, "content": "## \ud83d\udccb Workflow Configuration\n\n**Runs every 5 minutes via cron schedule**\n\n- Checks all Production EC2 instances\n- Monitors health status\n- Auto-remediation enabled" }, "typeVersion": 1 }, { "id": "9257144a-0f0d-4b7c-bbf0-6de3bc61f7c2", "name": "Sticky Note 2", "type": "n8n-nodes-base.stickyNote", "position": [ 544, -208 ], "parameters": { "color": 5, "width": 368, "height": 884, "content": "## \ud83d\udce7 Alert Notifications\n\n**Sends detailed report to team:**\n- Email with full details\n- WhatsApp for instant alerts\n- Logs to Google Sheets\n\n**All alerts include:**\n- Instance ID\n- Health status\n- Action taken\n- Timestamp" }, "typeVersion": 1 }, { "id": "f8151614-7dcc-48f0-a0c0-4999cf449916", "name": "Sticky Note 3", "type": "n8n-nodes-base.stickyNote", "position": [ -144, -32 ], "parameters": { "color": 5, "width": 604, "height": 508, "content": "## \u2699\ufe0f Self-Healing Actions\n\n**Automated remediation:**\n1. Detects unhealthy instances\n2. Attempts restart\n3. Monitors recovery\n4. Alerts team\n\n**Fail-safe:** Only acts on instances unhealthy for 10+ minutes" }, "typeVersion": 1 }, { "id": "cce52f9c-9750-46c8-a709-3c340e21b368", "name": "Get EC2 Instances", "type": "n8n-nodes-base.httpRequest", "position": [ -784, 320 ], "parameters": { "url": "https://devops.oneclicksales.xyz/ec2", "options": {} }, "typeVersion": 4.2 }, { "id": "3f4d342e-c049-4250-8276-936539971101", "name": "Check Instance Status", "type": "n8n-nodes-base.httpRequest", "position": [ -336, 248 ], "parameters": { "url": "https://devops.oneclicksales.xyz/ec2status", "options": {} }, "typeVersion": 4.2 }, { "id": "b8ca3d5e-a070-4dcb-a06f-cecabc0adafb", "name": "Restart Instance", "type": "n8n-nodes-base.httpRequest", "position": [ 336, 320 ], "parameters": { "url": "https://devops.oneclicksales.xyz/ec2restart", "options": {} }, "typeVersion": 4.2 } ], "active": false, "settings": { "executionOrder": "v1" }, "versionId": "482dd056-21c7-46ef-96c9-6399996902b5", "connections": { "Restart Instance": { "main": [ [ { "node": "Send WhatsApp Alert", "type": "main", "index": 0 }, { "node": "Send Email Alert", "type": "main", "index": 0 }, { "node": "Log to AlertsLog Sheet", "type": "main", "index": 0 } ] ] }, "Schedule Trigger": { "main": [ [ { "node": "Get EC2 Instances", "type": "main", "index": 0 } ] ] }, "Send Email Alert": { "main": [ [ { "node": "End Workflow", "type": "main", "index": 0 } ] ] }, "Get EC2 Instances": { "main": [ [ { "node": "Loop Over Instances", "type": "main", "index": 0 } ] ] }, "Analyze Health Data": { "main": [ [ { "node": "Restart Instance", "type": "main", "index": 0 } ] ] }, "Check Health Status": { "main": [ [ { "node": "Analyze Health Data", "type": "main", "index": 0 } ], [ { "node": "Loop Over Instances", "type": "main", "index": 0 } ] ] }, "Loop Over Instances": { "main": [ [], [ { "node": "Check Instance Status", "type": "main", "index": 0 } ] ] }, "Send WhatsApp Alert": { "main": [ [ { "node": "End Workflow", "type": "main", "index": 0 } ] ] }, "Check Instance Status": { "main": [ [ { "node": "Check Health Status", "type": "main", "index": 0 } ] ] }, "Log to AlertsLog Sheet": { "main": [ [ { "node": "End Workflow", "type": "main", "index": 0 } ] ] } } }