Register OData Service in SAP Fiori Server

Overview

• Here we see the process to activate and register custom Odata Service in SAP-Fiori (Front-End) server.
• Odata Service ‘ZTEST_ODATA’ is been created/defined in t-code ‘SEGW’ of SAP-Fiori, as can be seen in below screen:
• This blog is part of below parent blog:
  • SAP Fiori – Custom App Implementation

Steps to Activate/Register OData Service:

[1] System Alias Maintainance

We can configure ‘system alias‘ Alias using below details:

• T-Code    SPRO
• Path         ‘SAP Reference IMG’ -> SAP Customizing Implementation Guide -> SAP NetWeaver -> SAP Gateway -> OData Channel -> Configuration -> Connection Settings -> SAP Gateway to SAP System -> Manage SAP System Aliases

In SAP-Fiori (Front-End) System, we need to configure two ‘system alias‘ Alias:

1. System Alias for SAP-Fiori (Front-End) System: ‘Local’
   • Local System alias is required to refer objects of same system
   • Below settings needs to be configured in ‘Manage SAP System Aliases’ window
   • Here check boxes ‘Local GW‘ & ‘For Local App‘ should be checked.
2. System Alias for SAP-ECC (Back-End) System
   • This system alias is required to refer objects of for SAP-ECC (Back-End) System
   • Below settings needs to be configured in ‘Manage SAP System Aliases’ window
   • Enter RFC-Destination and check boxes ‘Local GW‘ & ‘For Local App‘ should be un-checked.
   • RFC-Destination should have enabled ‘Current-User’ logon settings

[2] Activate ICF node of OData Service

• In SAP-Fiori (fron-end server) use following details:
  • T-Code   ‘SICF’
  • Path        ‘/default_host/sap/opu/odata/sap/’
  • service     ZTEST_ODATA
  • steps        right click -> select ‘Activate’
• This ICF node can be activated during service registration also.

[3] Register OData Service

• To register Odata service for accessibility in UI5 application, In SAP-Fiori (fron-end server) use following details:
  • T-Code   ‘/n/iwfnd/maintain_service’
• Opened windows shows list of registered services
• Click on button ‘Add Service’ to proceed with new service registrations
• In next window, to get un-registered service list of same fiori system,
• select System Alias ‘Local’ -> click on button ‘Get Services’
• From the unregistered service list, select desired service
• and click on button ‘Add Selected Service’
• In appear pop-up click select input detaisl as shown in below scree and here enter your desired package, for example purpose $TMP
• Click ok in next pop-up
• Once service gets registered, we can view it in t-code ‘/n/iwfnd/maintain_service’ within registered list
• For testing the service, either select service as in above screen and click on button ‘SAP Gatway Client’ or go to t-code ‘/n/iwfnd/gw_client’
• Please note:
  • Post registration of Odata Service, its name gets a postFix like “_SRV“, for e.g. in our case, Odata-Service gets registered with name ‘ZTEST_ODATA_SRV’
  • And service definition name is ‘ZTEST_ODATA’

[4] Test OData Service

• For testing registerd OdataService, in SAP-Fiori (fron-end server) use following details:
  • T-Code ‘/n/iwfnd/gw_client’
• Enter Service url patterns like:
  • To check Service registration Status, try service url as below
  • /sap/opu/odata/sap/ZTEST_ODATA_SRV/?$format=xml
  • To get complete metadata structure of OData Service, try service url as below
  • /sap/opu/odata/sap/ZTEST_ODATA_SRV/$metadata
• Status Code ‘200’ and reason ‘OK’ with green color response layout represents everything is ok.

[5] Error Log Monitoring

• To view error logs OdataService in SAP-Fiori (fron-end server), go to T-Code ‘/n/iwfnd/error_log’
• Here we can identify root cause and possible action also been suggested in case of standard error