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AssumptionNotesSign-off
1

Scope:

  •  CPS-E-05
    • Update
    • Create
    • Delete
This does not affect (bulk/batch) Read

 

2Conflict Management Interface uses FDNConflict Management can supports support ANY format the Altenate Alternate ID can support (FDNs and/or URI-FDNs)

 

3Request per second is per the existing numbers on NCMP

 

Issues & Decisions


IssueNotes Decision
1

Uplift Ericsson source code (need permission)

CPS not allowed to lift // proprietary codes, we need to use pseudo code Gergely/team to support CPS with these codes
2

Implement in REST or Service Layer ?

This is currently implemented as an in the Service layer in // 
3

Publish public


Conflict Interface as part of NCMP (Concerns new generic interface)? 

NCMP shall own and document.
4

Could we make this more generic to suit non-conflict-management use i.e. tbac...

Agreed to make it more generic to suit ALL the use cases 
5Private properties are used to get FDN at the moment.

Will // provide us with registered Alternatid? Opensource does not support private property Peter Turcsanyi to revert TBC

// Confirmed they will implement all

https://eteamproject.internal.ericsson.com/browse/IDUN-105467

 

6CPS-1992 - NCMP to Support New 3GPP sync single FDN request to support Conflict mgt

CPS-1992  - When delivered, this should also support conflict management

7Legacy and ongoing bulk/batch interface (dataJobs CPS-1964) are not in scope

Bulk/batch operation

  • Datajobs bulk write op. ..... out-of-scope
  • single write operation -In-scope



 

8Name for more generic interface

Suggestion: External Validation TBC AP Kolawole Adebisi-Adeolokun  // Kieran/csaba/ tony to inform other stakeholders

 

9External Validation Request format

POST operation, all parameters in body, URL ? 

CPS AP Toine Siebelink to create a placeholder page & collaborate with Gergely/Brian ( To provide on initial proposal)

 

10Enable/service name discovery

config parameter with service name/address.
Blank to disable ?

AP Toine Siebelink to create a placeholder page & collaborate with Gergely/Brian ( To provide on initial proposal)

 

11case sensitvity of parameters (payloadType, decsision etc.)

e.g. accept 'allow', 'Allow', 'ALLOW' or only accept only on well defined case sensitive variation and anything else is a error scenario?!

To be discussed during proposal;

AP Toine Siebelink to create a placeholder page & collaborate with Gergely/Brian ( To provide on initial proposal)

 

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InterfaceRequirementAdditional InformationSignoff
1CPS-E-05

Write operations are intercepted and validated using the new external service.
No effect on existing behavior if the result is 'Allow'



2CPS-E-05When the External validation is negative NCMP REST Response should be '409 Conflict'.  The HTTP status message should contain the message and decision id from the external validation service.NCMP interface validation shall be done before the external validation (Conflict management)
3

NCMP to provide metrics on external validation

AP on CPS to provide the metrics

 

Error Handling


ScenarioExpected BehaviorNotesSignoff
1External validation service does not respond (in time) Or does not respond with 2xx (Http status code)

configurable default answer


This needs further investigation AP Gergely Molnar  TBD  

Possible proposal:

  • Implement watchdog similar to DMI health check

2Unrecognized response from External Validation

(Low prio)

No default behavior covered yet in //, 

If not reachable - default accept/reject with specific message



 

Characteristics


ParameterExpectationNotesSignoff
1Performance impact? 
  • External Validation Response time depends on various response time at the moment

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Output Parameters


NameParentTypeExampleOptional/CompulsoryNotes
1decisionIdbodyString

UID
2decisionbodyStringDeny
currently only 'Allow' and 'Deny' are supported
(case sensitive ?!)
3messagebodyString 


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