Renouvellement automatique des certificats ACM AWS (avec approbation Slack)

• •Token Bot Slack ou URL Webhook
• •Access Key et Secret AWS

{
  "id": "Rptc1H55PaNYDVZa",
  "meta": {
    "instanceId": "4a2e6764ba7a6bc9890d9225f4b21d570ce88fc9bd57549c89057fcee58fed0f",
    "templateCredsSetupCompleted": true
  },
  "name": "AWS ACM Certificate Auto-Renew with Slack approval",
  "tags": [],
  "nodes": [
    {
      "id": "19f3e8a0-5957-4c10-8d09-75d88a55402e",
      "name": "Déclencheur planifié",
      "type": "n8n-nodes-base.scheduleTrigger",
      "position": [
        0,
        0
      ],
      "parameters": {
        "rule": {
          "interval": [
            {}
          ]
        }
      },
      "typeVersion": 1.2
    },
    {
      "id": "76302994-4f45-4353-8b5e-f253fbf28b5a",
      "name": "Renouveler un certificat",
      "type": "n8n-nodes-base.awsCertificateManager",
      "position": [
        1184,
        0
      ],
      "parameters": {
        "certificateArn": "={{ $('Cert expire in next 7 days?').item.json.CertificateArn }}"
      },
      "credentials": {
        "aws": {
          "id": "IZYsJuHhfVJ3PIrC",
          "name": "AWS account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "0620ba39-d94d-4876-a802-b6cc1100e9a9",
      "name": "Obtenir plusieurs certificats",
      "type": "n8n-nodes-base.awsCertificateManager",
      "position": [
        240,
        0
      ],
      "parameters": {
        "options": {},
        "operation": "getMany"
      },
      "credentials": {
        "aws": {
          "id": "IZYsJuHhfVJ3PIrC",
          "name": "AWS account"
        }
      },
      "typeVersion": 1
    },
    {
      "id": "6d3e2484-43da-4a0e-8e92-175b4d1ec3fe",
      "name": "Envoyer un message et attendre la réponse",
      "type": "n8n-nodes-base.slack",
      "position": [
        880,
        0
      ],
      "webhookId": "768d9aee-c2e3-4b84-8afc-d0fdf1e5964b",
      "parameters": {
        "user": {
          "__rl": true,
          "mode": "list",
          "value": "U054RMBTVBM",
          "cachedResultName": "trung.tran"
        },
        "message": "=:warning: *AWS ACM Certificate Expiry Alert* :warning:\n\nThe following ACM certificate will expire soon and requires renewal:\n\n*Domain Name:* {{ $json.DomainName }}\n*Alternate Names:* {{ $json.SubjectAlternativeNameSummaries }}\n*Certificate ARN:* {{ $json.CertificateArn }}\n*Key Algorithm:* {{ $json.KeyAlgorithm }}\n*Status:* {{ $json.Status }}\n*Issued At:* {{ $json.IssuedAt.toDateTime('s')}}\n*Expires At:* {{ $json.NotAfter.toDateTime('s')}}\n\nPlease confirm renewal action to proceed.",
        "options": {},
        "operation": "sendAndWait",
        "authentication": "oAuth2"
      },
      "credentials": {
        "slackOAuth2Api": {
          "id": "4JSKt9sIRV1KGswQ",
          "name": "Slack account"
        }
      },
      "typeVersion": 2.3
    },
    {
      "id": "6e47976b-6eb8-4a42-a777-b23e857f9651",
      "name": "Le certificat expire dans les 7 prochains jours ?",
      "type": "n8n-nodes-base.filter",
      "position": [
        528,
        0
      ],
      "parameters": {
        "options": {},
        "conditions": {
          "options": {
            "version": 2,
            "leftValue": "",
            "caseSensitive": true,
            "typeValidation": "strict"
          },
          "combinator": "or",
          "conditions": [
            {
              "id": "fe1b749d-3046-465e-b60a-786f5b0e2f99",
              "operator": {
                "type": "dateTime",
                "operation": "before"
              },
              "leftValue": "={{ $json.NotAfter.toDateTime('s') }}",
              "rightValue": "={{ $today.plus(7,'days') }}"
            },
            {
              "id": "8db3e990-dca3-4c23-9d62-e4d25a807588",
              "operator": {
                "type": "dateTime",
                "operation": "before"
              },
              "leftValue": "={{ $json.NotBefore.toDateTime('s') }}",
              "rightValue": "={{ $today }}"
            }
          ]
        }
      },
      "typeVersion": 2.2
    },
    {
      "id": "5a336509-7d02-4c62-8198-04ad2750682f",
      "name": "Note",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -1136,
        -576
      ],
      "parameters": {
        "width": 928,
        "height": 1616,
        "content": "# AWS ACM Certificate Auto-Renew with Slack approval\n\n## **Who’s it for**\n- SRE/DevOps teams managing many ACM certs.\n- Cloud ops who want **hands-off renewals** with an **approval step in Slack**.\n- MSPs that need auditable reminders and renewals on schedule.\n\n## **How it works / What it does**\n1. **Schedule Trigger** – runs daily (or your cadence).\n2. **Get many certificates** – fetches ACM certs (paginate if needed).\n3. **Filter: expiring in next 7 days** – keeps items where:\n   - `NotAfter` **before** `today + 7d`\n   - `NotBefore` **before** `today` (already valid)\n4. **Send message and wait for response (Slack)** – posts a certificate summary and **pauses** until Approve/Reject.\n5. **Renew a certificate** – on **Approve**, calls the renew action for the item.\n\n## **How to set up**\n1. **Credentials**\n   - **AWS** in n8n with permissions to list/read/renew certs.\n   - **Slack** OAuth (bot in the target channel).  \n2. **Schedule Trigger**\n   - Set to run once per day (e.g., `09:00` local).\n3. **Get many certificates**\n   - Region: your ACM region(s).  \n   - If you have several regions, loop regions or run multiple branches.\n4. **Filter (IF / Filter node)**\n   - Add these two conditions (AND):\n     - `{{ $json.NotAfter.toDateTime('s') }}` **is before** `{{ $today.plus(7,'days') }}`\n     - `{{ $json.NotBefore.toDateTime('s') }}` **is before** `{{ $today }}`\n5. **Slack → Send & Wait**\n   - Message (text input):\n     ```\n     :warning: *ACM Certificate Expiry Alert* :warning:\n\n     *Domain:* {{ $json.DomainName }}\n     *SANs:* {{ $json.SubjectAlternativeNameSummaries }}\n     *ARN:* {{ $json.CertificateArn }}\n     *Algo:* {{ $json.KeyAlgorithm }}\n     *Status:* {{ $json.Status }}\n     *Issued:* {{ $json.IssuedAt | toDate | formatDate(\"YYYY-MM-DD HH:mm\") }}\n     *Expires:* {{ $json.NotAfter | toDate | formatDate(\"YYYY-MM-DD HH:mm\") }}\n\n     Approve to start renewal.\n     ```\n   - Add two buttons: **Approve** / **Reject** (the node will output which was clicked).\n6. **Renew a certificate**\n   - Map the **CertificateArn** from the Slack Approved branch.\n\n## **Requirements**\n- n8n (current version with Slack *Send & Wait*).\n- AWS IAM permissions (read + renew ACM), e.g.:\n  - `acm:ListCertificates`, `acm:DescribeCertificate`, `acm:RenewCertificate` (plus region access).\n- Slack bot with permission to post & use interactivity in the target channel.\n\n## **How to customize the workflow**\n- **Window size:** change `7` to `14` or `30` days in the filter.\n- **Catch expired**: add an OR path `{{ $json.NotAfter.toDateTime('s') }} is before {{ $today }}` → send a **red** Slack alert.\n- **Auto-renew w/o approval:** bypass Slack and renew directly for low-risk domains.\n- **Multiple regions/accounts:** iterate over a list of regions or assume roles per account.\n- **Logging:** add a Google Sheet/DB append after Slack click with `user`, `time`, `result`.\n- **Escalation:** if no Slack response after N hours, ping `@oncall` or open a ticket.\n\n## **Notes**\n- The Slack node **pauses** execution until a button is clicked—perfect for change control.\n- Time conversions above assume `NotAfter`/`IssuedAt` are Unix seconds (`'s'`). Adjust if your data differs."
      },
      "typeVersion": 1
    },
    {
      "id": "158aa163-42cb-42d6-b915-c1525983e069",
      "name": "Note 1",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        -80,
        192
      ],
      "parameters": {
        "width": 272,
        "content": "### 1. Schedule Trigger\nThe workflow starts on a scheduled basis (e.g., daily at 09:00) to automatically check ACM certificates without manual intervention."
      },
      "typeVersion": 1
    },
    {
      "id": "38d53502-a32b-4734-a63b-d362f0c16f7d",
      "name": "Note 2",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        240,
        192
      ],
      "parameters": {
        "width": 256,
        "content": "### 2. Get Certificates\nFetches all ACM certificates in the configured AWS region(s), including details such as domain names, status, and expiration dates."
      },
      "typeVersion": 1
    },
    {
      "id": "c41f8bcd-9473-45a5-b8da-08090d024955",
      "name": "Note 3",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        528,
        192
      ],
      "parameters": {
        "content": "### 3. Filter Certificates Expiring Soon\nChecks each certificate and keeps only those that are already valid and will expire within the next 7 days.\n\n"
      },
      "typeVersion": 1
    },
    {
      "id": "8b46936f-4dfd-44ea-bdda-cd35209d7c61",
      "name": "Note 4",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        832,
        192
      ],
      "parameters": {
        "content": "### 4. Notify via Slack and Wait for Approval\nSends a Slack message with certificate details (domain, ARN, expiration date, status).  \nThe workflow pauses here until a user clicks **Approve** or **Reject**."
      },
      "typeVersion": 1
    },
    {
      "id": "4de9462c-89e2-4a78-87c1-eaeaf0b418a5",
      "name": "Note 5",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1120,
        192
      ],
      "parameters": {
        "content": "### 5. Renew Certificate\nIf **Approve** is selected in Slack, the workflow triggers AWS ACM to renew the certificate automatically.  \nIf **Reject** is clicked, no action is taken, and the workflow ends."
      },
      "typeVersion": 1
    },
    {
      "id": "d72ec217-74be-481b-bb17-d640a80dfede",
      "name": "Informer l'administrateur IT",
      "type": "n8n-nodes-base.slack",
      "position": [
        1456,
        0
      ],
      "webhookId": "eacf27c7-db94-47bd-89ad-6f497815398c",
      "parameters": {
        "text": "=:white_check_mark: *ACM Certificate Renewed Successfully*\n\n*Domain:* {{ $('Cert expire in next 7 days?').item.json.DomainName }}\n*ARN:* {{ $('Cert expire in next 7 days?').item.json.CertificateArn }}\n*Previous Expiry:* {{ $('Cert expire in next 7 days?').item.json.NotAfter.toDateTime('s') }}\n*Renewed At:* {{ $now }}\n\nApproved by: {{ $('Send message and wait for response').item.json.user?.name || $('Send message and wait for response').item.json.username || 'N/A' }}",
        "user": {
          "__rl": true,
          "mode": "list",
          "value": "U054RMBTVBM",
          "cachedResultName": "trung.tran"
        },
        "select": "user",
        "otherOptions": {},
        "authentication": "oAuth2"
      },
      "credentials": {
        "slackOAuth2Api": {
          "id": "4JSKt9sIRV1KGswQ",
          "name": "Slack account"
        }
      },
      "typeVersion": 2.3
    },
    {
      "id": "5b0e2374-fc3a-49e5-8538-65551f9d5422",
      "name": "Note 6",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1680,
        -32
      ],
      "parameters": {
        "width": 624,
        "height": 192,
        "content": "![](https://wisestackai.s3.ap-southeast-1.amazonaws.com/Screenshot+2025-08-17+at+12.00.30%E2%80%AFPM.png)"
      },
      "typeVersion": 1
    },
    {
      "id": "8fd13176-f90c-4fea-bb42-c13d98488d33",
      "name": "Note 7",
      "type": "n8n-nodes-base.stickyNote",
      "position": [
        1424,
        192
      ],
      "parameters": {
        "content": "### 6. Notify admin via Slack"
      },
      "typeVersion": 1
    }
  ],
  "active": false,
  "pinData": {},
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "e61ccea4-43f6-410d-9036-90d750e3837b",
  "connections": {
    "19f3e8a0-5957-4c10-8d09-75d88a55402e": {
      "main": [
        [
          {
            "node": "0620ba39-d94d-4876-a802-b6cc1100e9a9",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "76302994-4f45-4353-8b5e-f253fbf28b5a": {
      "main": [
        [
          {
            "node": "d72ec217-74be-481b-bb17-d640a80dfede",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "0620ba39-d94d-4876-a802-b6cc1100e9a9": {
      "main": [
        [
          {
            "node": "6e47976b-6eb8-4a42-a777-b23e857f9651",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "6e47976b-6eb8-4a42-a777-b23e857f9651": {
      "main": [
        [
          {
            "node": "6d3e2484-43da-4a0e-8e92-175b4d1ec3fe",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "6d3e2484-43da-4a0e-8e92-175b4d1ec3fe": {
      "main": [
        [
          {
            "node": "76302994-4f45-4353-8b5e-f253fbf28b5a",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}