Hi Patrick, I've got my calls working now. This is exactly the kind of thing I was looking for.
Thank you for all your help. Best regards, Gordon On 21 Aug 2013, at 00:44, Patrick Wendell <pwend...@gmail.com> wrote: > Hey Gordon, > > We don't have a specification of the API right now (in 0.7.X this is a > somewhat experimental feature). Each call returns a set of (k, v) pairs and > the list of keys is static, so you can just do a function call in the > browser to see what it returns and get the schema. The JSON protocol code > is here: > > https://github.com/mesos/spark/blob/branch-0.7/core/src/main/scala/spark/deploy/JsonProtocol.scala > > For 0.8 this will be more cleanly specified. > > - Patrick > > > On Tue, Aug 20, 2013 at 4:25 PM, Gordon Hamilton < > gordon.hamil...@wandisco.com> wrote: > >> Hi Patrick, that's great. I think I've possibly started a build from >> branch-0.7 but have been looking at branch-0.8 code. I'll try the formats >> you have described in the morning. >> >> Is there any documentation that outlines all that I could expect to see >> returned from the json calls? >> >> Thanks, >> Gordon >> >> On Tuesday, August 20, 2013, Patrick Wendell wrote: >> >>> In 0.7.X these are actually of the format /app?format=json. In 0.8.X they >>> will be the format you described here "/app/json". Does that work for >> you? >>> >>> - Patrick >>> >>> >>> On Tue, Aug 20, 2013 at 8:53 AM, Gordon Hamilton < >>> gordon.hamil...@wandisco.com <javascript:;>> wrote: >>> >>>> Hi guys, >>>> >>>> I'm new to Spark, so apologies if I've missed something obvious. >>>> >>>> I'm investigating the possibility of using Spark from an external UI, >> and >>>> see that Spark 0.7.0 introduced JSON endpoints into the UI which allows >>>> Spark's state to be queried. I see in MasterWebUI.scala that "/json" >> and >>>> "/app/json" map to renderJson functions, but when I hit the url's from >> a >>>> browser, I see "No service available for [/json]" and "No service >>> available >>>> for [/app/json]" respectively. >>>> >>>> Is there any documentation on how the end points work, or could someone >>>> point me in the right direction as to where I can find more >> information? >>>> >>>> Many thanks in advance, >>>> Gordon >>>> >>>> >>>> -- >>>> *Register now for* Subversion & Git Live October 2013< >>>> http://www.wandisco.com/subversion-live-2013> >>>> * **in** **Boston / San Francisco /** London* >>>> >>>> THIS MESSAGE AND ANY ATTACHMENTS ARE CONFIDENTIAL, PROPRIETARY, AND MAY >>> BE >>>> PRIVILEGED. If this message was misdirected, WANdisco, Inc. and its >>>> subsidiaries, ("WANdisco") does not waive any confidentiality or >>> privilege. >>>> If you are not the intended recipient, please notify us immediately >> and >>>> destroy the message without disclosing its contents to anyone. Any >>>> distribution, use or copying of this e-mail or the information it >>> contains >>>> by other than an intended recipient is unauthorized. The views and >>>> opinions expressed in this e-mail message are the author's own and may >>> not >>>> reflect the views and opinions of WANdisco, unless the author is >>> authorized >>>> by WANdisco to express such views or opinions on its behalf. All email >>>> sent to or from this address is subject to electronic storage and >> review >>> by >>>> WANdisco. Although WANdisco operates anti-virus programs, it does not >>>> accept responsibility for any damage whatsoever caused by viruses being >>>> passed. >>>> >>>> >>> >> >> >> -- >> Gordon Hamilton I *Hadoop Development Team* >> >> WANdisco // *Non-Stop Data* >> >> e. gordon.hamil...@wandisco.com >> >> -- >> *Register now for* Subversion & Git Live October 2013< >> http://www.wandisco.com/subversion-live-2013> >> * **in** **Boston / San Francisco /** London* >> >> THIS MESSAGE AND ANY ATTACHMENTS ARE CONFIDENTIAL, PROPRIETARY, AND MAY BE >> PRIVILEGED. If this message was misdirected, WANdisco, Inc. and its >> subsidiaries, ("WANdisco") does not waive any confidentiality or privilege. >> If you are not the intended recipient, please notify us immediately and >> destroy the message without disclosing its contents to anyone. Any >> distribution, use or copying of this e-mail or the information it contains >> by other than an intended recipient is unauthorized. The views and >> opinions expressed in this e-mail message are the author's own and may not >> reflect the views and opinions of WANdisco, unless the author is authorized >> by WANdisco to express such views or opinions on its behalf. All email >> sent to or from this address is subject to electronic storage and review by >> WANdisco. Although WANdisco operates anti-virus programs, it does not >> accept responsibility for any damage whatsoever caused by viruses being >> passed. >> >>
