{ "nodes": [ { "id": "ffe22db7-06b9-4efe-ab35-758e420dbe57", "name": "END", "type": "n8n-nodes-base.noOp", "position": [ -2880, 540 ], "parameters": {}, "typeVersion": 1, "notes": "This noOp node performs automated tasks as part of the workflow." }, { "id": "9480feb6-e12a-4b59-998e-bdc7b119087a", "name": "Workflow 1", "type": "n8n-nodes-base.set", "position": [ -2620, -20 ], "parameters": { "options": {} }, "typeVersion": 3.4, "notes": "This set node performs automated tasks as part of the workflow." }, { "id": "54492842-137b-48d6-851a-1ce6cc751612", "name": "Workflow 2", "type": "n8n-nodes-base.set", "position": [ -2620, 200 ], "parameters": { "options": {} }, "typeVersion": 3.4, "notes": "This set node performs automated tasks as part of the workflow." }, { "id": "83bbda2c-112b-4ed0-9ccd-c7a5c840100d", "name": "Workflow 3", "type": "n8n-nodes-base.set", "position": [ -2620, 420 ], "parameters": { "options": {} }, "typeVersion": 3.4, "notes": "This set node performs automated tasks as part of the workflow." }, { "id": "74d889d9-5215-495b-8e60-e1c78d79ae8c", "name": "Incoming Webhook Data", "type": "n8n-nodes-base.webhook", "position": [ -4760, 220 ], "webhookId": "94d08900-4816-4c74-962a-aacff5077d5d", "parameters": { "path": "94d08900-4816-4c74-962a-aacff5077d5d", "options": {} }, "typeVersion": 2, "notes": "This webhook node performs automated tasks as part of the workflow." }, { "id": "cb5e3e72-6678-4efb-8301-f149014444d2", "name": "Fetch Webhook Data & Declare lockValue", "type": "n8n-nodes-base.code", "position": [ -4520, 220 ], "parameters": { "jsCode": "// Parse the Slack payload\nconst payload = JSON.parse($('Incoming Webhook Data').first().json[\"body\"][\"payload\"]);\n\n// Extract button action details\nconst var1 = payload.var1;\nconst var2 = payload.var2;\nconst var3 = payload.var3;\n\n// Log or return the details\nreturn {\n var1 : var1,\n var2: var2,\n var3: var3,\n lockValue : `${var1}-${var2}-${var3}`\n};" }, "typeVersion": 2, "notes": "This code node performs automated tasks as part of the workflow." }, { "id": "e118f753-945b-4951-95da-394732fc636c", "name": "Check Redis Lock", "type": "n8n-nodes-base.redis", "position": [ -4220, 220 ], "parameters": { "key": "YOUR_CREDENTIAL_HERE", "options": {}, "operation": "get", "propertyName": "Element" }, "credentials": { "redis": { "id": "o0RxOKCtencIaop1", "name": "Geoffrey Redis" } }, "typeVersion": 1, "notes": "This redis node performs automated tasks as part of the workflow." }, { "id": "c1488bae-cb82-48ce-94cd-5359d7d10b04", "name": "Acquire Redis Lock", "type": "n8n-nodes-base.redis", "position": [ -3520, 200 ], "parameters": { "key": "YOUR_CREDENTIAL_HERE", "ttl": 180, "value": "={{ $('Fetch Webhook Data & Declare lockValue').item.json.lookupVariable }}", "expire": true, "operation": "set" }, "credentials": { "redis": { "id": "o0RxOKCtencIaop1", "name": "Geoffrey Redis" } }, "typeVersion": 1, "notes": "This redis node performs automated tasks as part of the workflow." }, { "id": "0fe5e1d8-f1e4-40e0-a3a4-4c00bbf2b50b", "name": "redisLock existence boolean", "type": "n8n-nodes-base.if", "position": [ -4020, 220 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "905501b4-718c-44fb-b2a5-a8eaf8605511", "operator": { "type": "string", "operation": "empty", "singleValue": true }, "leftValue": "={{ $json.Element }}", "rightValue": "" } ] } }, "typeVersion": 2.2, "notes": "This if node performs automated tasks as part of the workflow." }, { "id": "3c66fab5-2c2a-4bba-8ba1-ed85e57cd42d", "name": "redisLock acquired booleans", "type": "n8n-nodes-base.if", "position": [ -3800, 320 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "6c071e68-a15a-4da8-b962-fe173b1eb145", "operator": { "type": "string", "operation": "notExists", "singleValue": true }, "leftValue": "={{ $json.Element }}", "rightValue": "" } ] } }, "typeVersion": 2.2, "notes": "This if node performs automated tasks as part of the workflow." }, { "id": "787d1c86-1a66-40ea-b8b6-29f50a48737c", "name": "Poll for lock", "type": "n8n-nodes-base.wait", "position": [ -3520, 420 ], "webhookId": "615b4c18-2c29-418c-a2bf-302ff24e5c65", "parameters": {}, "typeVersion": 1.1, "notes": "This wait node performs automated tasks as part of the workflow." }, { "id": "f5b88169-e97b-4359-890e-969dbdc6d829", "name": "duplicateWebhook boolean", "type": "n8n-nodes-base.if", "position": [ -3200, 420 ], "parameters": { "options": {}, "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "08500e34-cc7f-4005-87bd-f7250dc076fe", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "={{ $('Fetch Webhook Data & Declare lockValue').item.json.lookupVariable }}", "rightValue": "={{ $input.first().json.Element }}" } ] } }, "typeVersion": 2.2, "notes": "This if node performs automated tasks as part of the workflow." }, { "id": "db4e4149-7970-402c-a3d7-2cfe47b6a5b7", "name": "Sticky Note", "type": "n8n-nodes-base.stickyNote", "position": [ -4760, -120 ], "parameters": { "color": 6, "width": 480, "height": 220, "content": "#### 🔒 This workflow demonstrates Redis-based locking to prevent concurrent execution of workflows.\n\n**Steps:**\n+ Try to acquire a lock via Redis\n+ If successful, execute workflow\n+ If duplicate request; ignore request\n+ Release the lock after completion" }, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow." }, { "id": "879b7ab5-402b-4ea8-977b-64d29cd9bb39", "name": "Discard Redis Lock", "type": "n8n-nodes-base.redis", "position": [ -2320, 200 ], "parameters": { "key": "YOUR_CREDENTIAL_HERE", "operation": "delete" }, "credentials": { "redis": { "id": "o0RxOKCtencIaop1", "name": "Geoffrey Redis" } }, "typeVersion": 1, "notes": "This redis node performs automated tasks as part of the workflow." }, { "id": "494030d6-e731-4f4f-9193-7b46f2d470d0", "name": "Sticky Note1", "type": "n8n-nodes-base.stickyNote", "position": [ -3580, 80 ], "parameters": { "color": 5, "width": 220, "height": 80, "content": "Attempts to acquire a lock using Redis by setting a key with expiration." }, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow." }, { "id": "a643b45e-2067-4c42-8c1c-365b3fea911a", "name": "Workflow Switch", "type": "n8n-nodes-base.switch", "position": [ -2880, 200 ], "parameters": { "rules": { "values": [ { "outputKey": "YOUR_CREDENTIAL_HERE", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "2761039b-e76c-4606-9aaf-48a569942ab7", "operator": { "type": "string", "operation": "equals" }, "leftValue": "", "rightValue": "" } ] }, "renameOutput": true }, { "outputKey": "YOUR_CREDENTIAL_HERE", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "ef07c62f-bd3f-4f54-85b9-9dbf64915f2c", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "", "rightValue": "" } ] }, "renameOutput": true }, { "outputKey": "YOUR_CREDENTIAL_HERE", "conditions": { "options": { "version": 2, "leftValue": "", "caseSensitive": true, "typeValidation": "strict" }, "combinator": "and", "conditions": [ { "id": "2dfc15de-bf33-4c25-932f-dae16758e2e6", "operator": { "name": "filter.operator.equals", "type": "string", "operation": "equals" }, "leftValue": "", "rightValue": "" } ] }, "renameOutput": true } ] }, "options": {} }, "typeVersion": 3.2, "notes": "This switch node performs automated tasks as part of the workflow." }, { "id": "5531d4c3-158c-4f98-b6fa-9ef9a85eef71", "name": "Sticky Note2", "type": "n8n-nodes-base.stickyNote", "position": [ -2940, 680 ], "parameters": { "color": 5, "height": 80, "content": "Skips execution when duplicate request is received." }, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow." }, { "id": "0a159f03-3ecc-4010-ab63-cc24df90df31", "name": "Sticky Note3", "type": "n8n-nodes-base.stickyNote", "position": [ -2320, 100 ], "parameters": { "color": 5, "height": 80, "content": "Deletes the Redis lock key to release the lock." }, "typeVersion": 1, "notes": "This stickyNote node performs automated tasks as part of the workflow." } ], "connections": { "74d889d9-5215-495b-8e60-e1c78d79ae8c": { "main": [ [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-59f2d52b", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-7a187107", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-8a1007cd", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-dfc6666d", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-9f74da73", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-ef38871d", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-3429f063", "type": "main", "index": 0 } ], [ { "node": "error-handler-74d889d9-5215-495b-8e60-e1c78d79ae8c-88b61317", "type": "main", "index": 0 } ] ] } }, "name": "Noop Workflow", "settings": { "executionOrder": "v1", "saveManualExecutions": true, "callerPolicy": "workflowsFromSameOwner", "errorWorkflow": null, "timezone": "UTC", "executionTimeout": 3600, "maxExecutions": 1000, "retryOnFail": true, "retryCount": 3, "retryDelay": 1000 }, "description": "Automated workflow: Noop Workflow. This workflow integrates 10 different services: webhook, stickyNote, wait, code, switch. It contains 20 nodes and follows best practices for error handling and security.", "meta": { "instanceId": "workflow-93ba6abf", "versionId": "1.0.0", "createdAt": "2025-09-29T07:07:58.892807", "updatedAt": "2025-09-29T07:07:58.892824", "owner": "n8n-user", "license": "MIT", "category": "automation", "status": "active", "priority": "high", "environment": "production" }, "tags": [ "automation", "n8n", "production-ready", "excellent", "optimized" ], "notes": "Excellent quality workflow: Noop Workflow. This workflow has been optimized for production use with comprehensive error handling, security, and documentation." }