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Subject: Re: [ws-rx] Issue 28: MakeConnection preconditions are unclear
I believe that with MC(SequenceID) I think there is a clear preconditiion, which is CS+Offer+Anonymous-Acks-To. Paul Doug Davis wrote: > > Sorry, not true. MSFT's proposal does not address any preconditions > since the ability to support MC should be known before the CS is sent, > not after. Sending a MCRefued in response to a MC is too late in the > game. No matter which version of MC lives on I think some policy > assertion will be needed so the server-side can advertise that it will > support MC, or not. I was assuming we could use this issue to add that. > > As for Jonathan's text about either side needing to be in possession > of the RManonURI - short answer is 'no' - only the minter (client) > needs to know what the value is. > > thanks > -Doug > __________________________________________________ > STSM | Web Services Architect | IBM Software Group > (919) 254-6905 | IBM T/L 444-6906 | dug@us.ibm.com > > > > *Marc Goodner <mgoodner@microsoft.com>* > > 11/14/2006 11:34 AM > > > To > Marc Goodner <mgoodner@microsoft.com>, Jonathan Marsh > <jonathan@wso2.com>, "ws-rx@lists.oasis-open.org" > <ws-rx@lists.oasis-open.org> > cc > > Subject > RE: [ws-rx] Issue 28: MakeConnection preconditions are unclear > > > > > > > > > > In the proposal we made for PR001 I don’t believe the below is an > issue. The expected setup for MakeConection is defined. > > I agree that if we close PR001 with no action that the current spec > will need to be changed to address this problem. > > > *From:* Jonathan Marsh [mailto:jonathan@wso2.com] * > Sent:* Monday, November 06, 2006 9:46 AM* > To:* ws-rx@lists.oasis-open.org* > Subject:* [ws-rx] New issue: MakeConnection preconditions are unclear > > MakeConnection as defined today relies on the RM Anonymous URI > template. The spec does not adequately specify the preconditions > necessary for the exchange to be successful. > > Prior to a MakeConnection message, do both the client and the server > have to be in possession of a correctly constructed instance of the RM > anon URI template? Of an EPR using this template? The example messages > invent a subscription operation in step 1, which indicates that the > precise URI and the intent to enable MakeConnection must be negotiated > between the RMD and RMS out of band, yet nowhere are these > preconditions enumerated. The RM protocol preconditions only list an > EPR as a precondition, not the precise form of that EPR, and any > intention that buffering of messages should be engaged. What happens > if a client does a MakeConnection without all preconditions being > satisfied also appears to be underspecified. > > *Jonathan Marsh* - _http://www.wso2.com_ <http://www.wso2.com/> - > _http://auburnmarshes.spaces.live.com_ > <http://auburnmarshes.spaces.live.com/> > -- Paul Fremantle VP/Technology and Partnerships, WSO2 OASIS WS-RX TC Co-chair http://bloglines.com/blog/paulfremantle paul@wso2.com (646) 290 8050 "Oxygenating the Web Service Platform", www.wso2.com
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