[aerogear-dev] Push Admin UI - Updating

Matthias Wessendorf matzew at apache.org
Tue Jul 16 09:23:30 EDT 2013


On Tue, Jul 16, 2013 at 3:15 PM, Kris Borchers <kris at redhat.com> wrote:

>
> On Jul 16, 2013, at 7:42 AM, Matthias Wessendorf <matzew at apache.org>
> wrote:
>
>
>
>
> On Tue, Jul 16, 2013 at 2:39 PM, Lucas Holmquist <lholmqui at redhat.com>wrote:
>
>>
>> On Jul 16, 2013, at 8:35 AM, Kris Borchers <kris at redhat.com> wrote:
>>
>>
>> On Jul 16, 2013, at 7:30 AM, Matthias Wessendorf <matzew at apache.org>
>> wrote:
>>
>>
>>
>>
>> On Tue, Jul 16, 2013 at 2:23 PM, Kris Borchers <kris at redhat.com> wrote:
>>
>>>
>>> On Jul 16, 2013, at 7:20 AM, Matthias Wessendorf <matzew at apache.org>
>>> wrote:
>>>
>>>
>>>
>>>
>>> On Tue, Jul 16, 2013 at 2:14 PM, Kris Borchers <kris at redhat.com> wrote:
>>>
>>>>
>>>> On Jul 16, 2013, at 7:10 AM, Matthias Wessendorf <matzew at apache.org>
>>>> wrote:
>>>>
>>>>
>>>>
>>>>
>>>> On Tue, Jul 16, 2013 at 2:05 PM, Kris Borchers <kris at redhat.com> wrote:
>>>>
>>>>>
>>>>> On Jul 16, 2013, at 3:05 AM, Matthias Wessendorf <matzew at apache.org>
>>>>> wrote:
>>>>>
>>>>>
>>>>>
>>>>>
>>>>> On Tue, Jul 16, 2013 at 9:57 AM, Sebastien Blanc <scm.blanc at gmail.com>wrote:
>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>> On Tue, Jul 16, 2013 at 8:36 AM, Matthias Wessendorf <
>>>>>> matzew at apache.org> wrote:
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Mon, Jul 15, 2013 at 8:34 PM, Lucas Holmquist <
>>>>>>> lholmqui at redhat.com> wrote:
>>>>>>>
>>>>>>>> here's a scenario.
>>>>>>>>
>>>>>>>> A user creates an "Application" then adds a new "iOS Variant" to it.
>>>>>>>>
>>>>>>>> they decide they need to rename this Variant since they didn't name
>>>>>>>> it very well.
>>>>>>>>
>>>>>>>> There is currently no way of renaming/ updating the description of
>>>>>>>> this variant without re-sending the Certificate/pass phrase.  this would be
>>>>>>>> the same for Android and Simple Push,  just substitute google key and
>>>>>>>> channels
>>>>>>>>
>>>>>>>
>>>>>>> yes - but should be easy to change :-)
>>>>>>>
>>>>>>> See here:
>>>>>>>
>>>>>>> https://github.com/aerogear/aerogear-unified-push-server/blob/master/src/main/java/org/jboss/aerogear/connectivity/rest/registry/applications/AndroidVariantEndpoint.java#L134-L138
>>>>>>>
>>>>>>> in the "update", we just need to onbly update/replace those things
>>>>>>> that are NOT null. Of course, perhaps we need to rethink the "update
>>>>>>> validation" too:
>>>>>>>
>>>>>>> https://github.com/aerogear/aerogear-unified-push-server/blob/master/src/main/java/org/jboss/aerogear/connectivity/rest/registry/applications/AndroidVariantEndpoint.java#L130-L132
>>>>>>>
>>>>>>> Yes that could work even if I must admit I'm not a big fan of
>>>>>> updating based on a null check ... Imagine someone wants to delete the
>>>>>> description by setting it to null , that won't be possible ;)
>>>>>>
>>>>>
>>>>> well, yeah - that (the desc) is optional - I was more interested in
>>>>> the required fields:
>>>>> e.g. for iOS Variant:
>>>>> * cert/passphrase (or googlekey/networkURL on other variants)
>>>>> PushApp:
>>>>> * name
>>>>>
>>>>>
>>>>> I'm not sure how I feel about this partial update. I'm not a big fan
>>>>> of saying "It's a required field but leave it null if you don't want it to
>>>>> change." Feels wrong.
>>>>>
>>>>
>>>> not sure I am following, but the required fields should never be null
>>>>
>>>>
>>>> Now I'm not following.
>>>>
>>>
>>> :-)
>>>
>>>
>>>> Let's go through a scenario and see how each would work with your
>>>> method. Imagine there are currently values in every field. What fields need
>>>> values and what can be null when:
>>>>
>>>> I update a single required field?
>>>> I update a single optional field?
>>>>
>>>
>>> Well,when I update the FORM and hit ENTER (let's assume this is a PUT,
>>> just for now..), aren't the entire form values sent?
>>>
>>> So, any field that changed will be udpated, I think
>>>
>>> Now if you NULL out a required field, I'd imagine that is not allowed.
>>>
>>>
>>> So I guess I'm confused as to why there was any discussion of NULL
>>> fields being ignored then. If the form is filled in for the user, if they
>>> empty a field it should either fail (required field) or empty the value
>>> (optional field).
>>>
>>
>> +1
>>
>>
>>> NULL should never just be ignored, right?
>>>
>>
>> I think, the "confusion" comes in..... what happens if (iOS Variant),
>> JUST the name is changed (note: the certificate FILE is required).
>>
>>
>> I guess that would be just fine... if (on the JUST iOSVariant.name is
>> changed), we do not bother with the certificate.
>>
>> We update the certificate ONLY if it is actually part of the "UPDATE
>> request".
>>
>>
>> I see. Yeah that's pretty standard. What I have done in my app building
>> past when dealing with files (certificate) is to show the current file name
>> in the UI and if the file field is left blank, ignore that in the update.
>>
>>
>> that seems to be a good way of doing it.  we would still need to change
>> the logic on the endpoint method to ignore the certificate if its not
>> there, or use PATCH?
>>
>
> I'd say PUT (but I am not Roy Fielding ;-))
>
>
> I would vote PATCH to be correct but would not cry if it's PUT I guess.
>

yeah - good call. I guess PATCH does make sense [1].





[1] http://www.mnot.net/blog/2012/09/05/patch




>
>
>
>>
>>
>> the thing i'd be worried about when resending the cert bits,
>>
>
> do not do it :-)   Only send IF a user really did select a file with the
> [input type:file] field, no ?
>
>
> +1
>
>
>
>> would be that some bit might change in the transfer and F up everything
>> else
>>
>>
>>
>> -M
>>
>>
>>
>>
>>
>>
>>>
>>>
>>>
>>>
>>>
>>>>
>>>>
>>>>
>>>>
>>>>>
>>>>> If we are to do partial updates like this though, I would say it
>>>>> should probably use http PATCH instead of PUT, right?
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>>  (Well not sure it is a valid use case but you see my point) and as
>>>>>> you said we must then rethink user validation.
>>>>>> Other option is to split the update into more smaller specific
>>>>>> updates methods ... but not sure about this also.
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>> Also,  once we have a variant created,  we have a variant ID,  we
>>>>>>>> should be able to use that ID( plus type? ) to do updates instead of having
>>>>>>>> to pass the applicaitonID and variantID( same would go for a delete i guess
>>>>>>>> ).
>>>>>>>>
>>>>>>>>
>>>>>>>> Not really sure the best way to handle this.
>>>>>>>>
>>>>>>>
>>>>>>> the "variantID" is not a PK, but it's unique - so a new finder is
>>>>>>> what you need.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>> Should a user be able to update a certificate/key/channel once it
>>>>>>>> has been created.
>>>>>>>
>>>>>>>
>>>>>>> yes, they should be able to replace an outdated (or revoked)
>>>>>>> certificate, API etc.
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>  How would this affect any installations it might have?
>>>>>>>>
>>>>>>>
>>>>>>> Not at all.  so if (speaking Androind) ... a new "project" is used -
>>>>>>> there is a new SenderID - that's more impact, since the actual mobile app
>>>>>>> needs to be updated, but again that's not really a concern for the push
>>>>>>> server
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>> thoughts?
>>>>>>>>
>>>>>>>> -Luke
>>>>>>>> _______________________________________________
>>>>>>>> aerogear-dev mailing list
>>>>>>>> aerogear-dev at lists.jboss.org
>>>>>>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> --
>>>>>>> Matthias Wessendorf
>>>>>>>
>>>>>>> blog: http://matthiaswessendorf.wordpress.com/
>>>>>>> sessions: http://www.slideshare.net/mwessendorf
>>>>>>> twitter: http://twitter.com/mwessendorf
>>>>>>>
>>>>>>> _______________________________________________
>>>>>>> aerogear-dev mailing list
>>>>>>> aerogear-dev at lists.jboss.org
>>>>>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>>>>>
>>>>>>
>>>>>>
>>>>>> _______________________________________________
>>>>>> aerogear-dev mailing list
>>>>>> aerogear-dev at lists.jboss.org
>>>>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>>>>
>>>>>
>>>>>
>>>>>
>>>>> --
>>>>> Matthias Wessendorf
>>>>>
>>>>> blog: http://matthiaswessendorf.wordpress.com/
>>>>> sessions: http://www.slideshare.net/mwessendorf
>>>>> twitter: http://twitter.com/mwessendorf
>>>>> _______________________________________________
>>>>> aerogear-dev mailing list
>>>>> aerogear-dev at lists.jboss.org
>>>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>>>
>>>>>
>>>>>
>>>>> _______________________________________________
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>>>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Matthias Wessendorf
>>>>
>>>> blog: http://matthiaswessendorf.wordpress.com/
>>>> sessions: http://www.slideshare.net/mwessendorf
>>>> twitter: http://twitter.com/mwessendorf
>>>> _______________________________________________
>>>> aerogear-dev mailing list
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>>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>>
>>>>
>>>>
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>>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>>
>>>
>>>
>>>
>>> --
>>> Matthias Wessendorf
>>>
>>> blog: http://matthiaswessendorf.wordpress.com/
>>> sessions: http://www.slideshare.net/mwessendorf
>>> twitter: http://twitter.com/mwessendorf
>>> _______________________________________________
>>> aerogear-dev mailing list
>>> aerogear-dev at lists.jboss.org
>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>
>>>
>>>
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>>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>>
>>
>>
>>
>> --
>> Matthias Wessendorf
>>
>> blog: http://matthiaswessendorf.wordpress.com/
>> sessions: http://www.slideshare.net/mwessendorf
>> twitter: http://twitter.com/mwessendorf
>> _______________________________________________
>> aerogear-dev mailing list
>> aerogear-dev at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>
>>
>> _______________________________________________
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>> aerogear-dev at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>
>>
>>
>> _______________________________________________
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>> aerogear-dev at lists.jboss.org
>> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>>
>
>
>
> --
> Matthias Wessendorf
>
> blog: http://matthiaswessendorf.wordpress.com/
> sessions: http://www.slideshare.net/mwessendorf
> twitter: http://twitter.com/mwessendorf
> _______________________________________________
> aerogear-dev mailing list
> aerogear-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>
>
>
> _______________________________________________
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> aerogear-dev at lists.jboss.org
> https://lists.jboss.org/mailman/listinfo/aerogear-dev
>



-- 
Matthias Wessendorf

blog: http://matthiaswessendorf.wordpress.com/
sessions: http://www.slideshare.net/mwessendorf
twitter: http://twitter.com/mwessendorf
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