Thanks Moon and Mohit.

Moon,

It's not clear to me if offline mode would allow changing input controls
(dropdowns/input box etc) and view the new result. Our requirement is for a
dashboard mode, where multiple users can play with the data using the input
controls but don't interfere with each other's work. This is a very basic
requirement for making Dashboards using Zeppelin.

I think isolating a notebook copy in a web socket/user session (in
Dashboard mode), can achieve the desired results.

Mohit,

I am avoiding creating multiple physical copies, since it looks difficult
to maintain for an ever increasing set of notebooks and users.

Regards,
Ashish


On Tue, Jul 5, 2016 at 11:16 PM, Mohit Jaggi <mohitja...@gmail.com> wrote:

> What if you make a physical copy of the notebook? Then the socket list
> will have only one destination. Perhaps you can define a “notebook
> template” as follows:
>
> Z -> Menu -> Create notebook template -> [ define your notebook template
> here ]
> Z -> Menu -> Create notebook from template -> [ choose the above template
> ] -> make a physical copy of the template
>
> If the template changes, the notebook is based on a previous version but I
> think that is fine for many use cases.
>
>
> On Jul 4, 2016, at 10:14 PM, ashish rawat <dceash...@gmail.com> wrote:
>
> + user list, hoping someone can help here!
>
> On Mon, Jul 4, 2016 at 10:48 PM, ashish rawat <dceash...@gmail.com> wrote:
>
>> Hi everyone,
>>
>> I am trying to implement a functionality in Zeppelin, where a notebook
>> copy can be kept with each websocket associated with that notebook. This
>> way the notebook would be opened in read-only mode and changes made by one
>> connection would not be visible to the other connections over the same
>> notebook. I would additionally disable the note.persist in this case.
>>
>> I explored the code a little and found that NotebookServer is keeping a
>> map of notebookIds to list of sockets. Further, it seems that any message
>> to a specific notebook gets broadcasted to the complete list of sockets
>> associated with that list.
>>
>> My initial idea was to just maintain a notebook copy for each websocket,
>> but now this is looking a little complex, since it seems that for every
>> job, I would also need to maintain the websocket which triggered it,
>> resulting in changes across the codebase.
>>
>> Can someone help me out in how to approach this change in the cleanest
>> and fastest way.
>>
>> Regards,
>> Ashish
>>
>> PS: The motivation for making this change is mentioned in one of my
>> earlier questions "Zeppelin multi-user dashboards" on the users list.
>>
>
>
>

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