Sap Service Layer Login

The workflow JSON

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{
  "id": "veR3QmgYzOAMgekz",
  "name": "Conexion SAP",
  "tags": [],
  "nodes": [
    {
      "id": "34406311-d715-481c-a61c-b8c382536ddb",
      "name": "When clicking \u2018Execute workflow\u2019",
      "type": "n8n-nodes-base.manualTrigger",
      "position": [
        0,
        0
      ],
      "parameters": {},
      "typeVersion": 1
    },
    {
      "id": "72224168-7e1c-437f-816f-9181405d28bb",
      "name": "Set Login Data",
      "type": "n8n-nodes-base.set",
      "position": [
        220,
        0
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "0d7bca14-f15c-4722-b10a-5c10fb763247",
              "name": "sap_url",
              "type": "string",
              "value": ""
            },
            {
              "id": "8edfe1d1-bbbe-487b-bc5d-591ed9faa97d",
              "name": "sap_username",
              "type": "string",
              "value": ""
            },
            {
              "id": "6ff2fb60-0c71-4fab-ae31-26bfcba03058",
              "name": "sap_password",
              "type": "string",
              "value": ""
            },
            {
              "id": "838523c8-1ebb-4bd1-a13b-3f0921f97576",
              "name": "sap_companydb",
              "type": "string",
              "value": ""
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "ef7da537-aaa8-4589-bcc9-80672d0b4096",
      "name": "SAP Connection",
      "type": "n8n-nodes-base.httpRequest",
      "onError": "continueErrorOutput",
      "position": [
        440,
        0
      ],
      "parameters": {
        "url": "={{ $json.sap_url }}Login",
        "method": "POST",
        "options": {
          "allowUnauthorizedCerts": true
        },
        "jsonBody": "={\n       \"UserName\": \"{{ $json.sap_username }}\",\n       \"Password\": \"{{ $json.sap_password }}\",\n       \"CompanyDB\": \"{{ $json.sap_companydb }}\"\n}",
        "sendBody": true,
        "specifyBody": "json"
      },
      "typeVersion": 4.2
    },
    {
      "id": "960fff2d-1135-4cac-a94a-e174af7b8c3b",
      "name": "Failed",
      "type": "n8n-nodes-base.set",
      "position": [
        660,
        100
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "7ed3ddd5-5334-4a53-8f2d-1c883129b6c3",
              "name": "statusCode",
              "type": "string",
              "value": "={{ $json.error.status }}"
            },
            {
              "id": "b5600ed6-ef4b-4b4a-9829-2afc290bd0b3",
              "name": "errorMessage",
              "type": "string",
              "value": "={{ $json.error.message }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    },
    {
      "id": "4744fa72-6249-4565-ba17-c225d303c4eb",
      "name": "Success",
      "type": "n8n-nodes-base.set",
      "position": [
        660,
        -100
      ],
      "parameters": {
        "options": {},
        "assignments": {
          "assignments": [
            {
              "id": "a0be1383-9c5e-4246-b506-7a453c1859f6",
              "name": "sessionID",
              "type": "string",
              "value": "={{ $json.SessionId }}"
            }
          ]
        }
      },
      "typeVersion": 3.4
    }
  ],
  "active": false,
  "settings": {
    "executionOrder": "v1"
  },
  "versionId": "99dc9b88-369d-4ad1-b42b-f0a7317424ab",
  "connections": {
    "SAP Connection": {
      "main": [
        [
          {
            "node": "Success",
            "type": "main",
            "index": 0
          }
        ],
        [
          {
            "node": "Failed",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "Set Login Data": {
      "main": [
        [
          {
            "node": "SAP Connection",
            "type": "main",
            "index": 0
          }
        ]
      ]
    },
    "When clicking \u2018Execute workflow\u2019": {
      "main": [
        [
          {
            "node": "Set Login Data",
            "type": "main",
            "index": 0
          }
        ]
      ]
    }
  }
}

About this workflow

This minimal utility workflow connects to the SAP Business One Service Layer API to verify login credentials and return the session ID. It's ideal for testing access or using as a sub-workflow to retrieve the B1SESSION token for other operations.

Source: https://n8n.io/workflows/4932/ — original creator credit. Request a take-down →

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