Makes sense. Then finding a good home on the web site is the way to go.

Kenn

On Mon, Jun 11, 2018 at 10:35 PM Bashir Sadjad <bas...@google.com> wrote:

> FWIW, I also think that this has relevance for users. I am a user of Beam
> not a contributor and only monitor this list at a high level. But I think
> the dependency issue is something that many users have to deal with. It has
> bitten us at least twice over the last few months due to the fact that we
> depend on other libraries too and sometimes we get version conflicts (which
> is one of the issues highlighted in the doc
> <https://docs.google.com/document/d/15m1MziZ5TNd9rh_XN0YYBJfYkt0Oj-Ou9g0KFDPL2aA/edit>
> Cham shared). I usually go through file histories on GitHub to try to
> figure out why a certain version requirement is there. It would be nice if
> the reasons are maintained at a higher level easier to consume by users.
>
> Cheers
>
> -B
>
> On Tue, Jun 12, 2018 at 12:19 AM Ahmet Altay <al...@google.com> wrote:
>
>> I think this is relevant for users. It makes sense for users to know
>> about how Beam work with its dependencies and understand how conflicts will
>> be addressed and when dependencies will be upgraded.
>>
>> On Mon, Jun 11, 2018 at 9:09 PM, Kenneth Knowles <k...@google.com> wrote:
>>
>>> Do you think this has relevance for users?
>>>
>>> If not, it might be a good use of the new Confluence space. I'm not too
>>> familiar with the way permission work, but perhaps we can have a more
>>> locked down area that is for policy decisions like this.
>>>
>>> Kenn
>>>
>>> On Mon, Jun 11, 2018 at 3:58 PM Chamikara Jayalath <chamik...@google.com>
>>> wrote:
>>>
>>>> Hi All,
>>>>
>>>> Based on the vote (3 PMC +1s and no -1s) and based on the discussions
>>>> in the doc (seems to be mostly positive), I think we can go ahead and
>>>> implement some of the policies discussed so far.
>>>>
>>>> I have given some of the potential action items below.
>>>>
>>>> * Automatically generate human readable reports on status of Beam
>>>> dependencies weekly and share in dev list.
>>>> * Create JIRAs for significantly outdated dependencies based on above
>>>> reports.
>>>> * Copy some of the component level dependency version declarations to
>>>> top level.
>>>> * Try to identify owners for dependencies and specify owners in
>>>> comments close to dependency declarations.
>>>> * Vendor any dependencies that can cause issues if leaked to other
>>>> components.
>>>> * Add policies discussed so far to the Web site along with reasoning
>>>> (from doc).
>>>>
>>>> Of course, I'm happy to refine or add to these polices as needed.
>>>>
>>>> Thanks,
>>>> Cham
>>>>
>>>>
>>>> On Thu, Jun 7, 2018 at 9:40 AM Lukasz Cwik <lc...@google.com> wrote:
>>>>
>>>>> +1
>>>>>
>>>>> On Thu, Jun 7, 2018 at 5:18 AM Kenneth Knowles <k...@google.com> wrote:
>>>>>
>>>>>> +1 to these. Thanks for clarifying!
>>>>>>
>>>>>> Kenn
>>>>>>
>>>>>> On Wed, Jun 6, 2018 at 10:40 PM Chamikara Jayalath <
>>>>>> chamik...@google.com> wrote:
>>>>>>
>>>>>>> Hi Kenn,
>>>>>>>
>>>>>>> On Wed, Jun 6, 2018 at 8:14 PM Kenneth Knowles <k...@google.com>
>>>>>>> wrote:
>>>>>>>
>>>>>>>> +0.5
>>>>>>>>
>>>>>>>> I like the spirit of these policies. I think they need a little
>>>>>>>> wording work. Comments inline.
>>>>>>>>
>>>>>>>> On Wed, Jun 6, 2018 at 4:53 PM, Chamikara Jayalath <
>>>>>>>>> chamik...@google.com> wrote:
>>>>>>>>>>
>>>>>>>>>>
>>>>>>>>>> (1) Human readable reports on status of Beam dependencies are
>>>>>>>>>> generated weekly and shared with the Beam community through the dev 
>>>>>>>>>> list.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>> Who is responsible for generating these? The mechanism or
>>>>>>>> responsibility should be made clear.
>>>>>>>>
>>>>>>>> I clicked through a doc -> thread -> doc to find even some details.
>>>>>>>> It looks like manual run of a gradle command was adopted. So the
>>>>>>>> responsibility needs an owner, even if it is "unspecified volunteer on 
>>>>>>>> dev@
>>>>>>>> and feel free to complain or do it yourself if you don't see it"
>>>>>>>>
>>>>>>>
>>>>>>> This is described in following doc (referenced by my doc).
>>>>>>>
>>>>>>> https://docs.google.com/document/d/1rqr_8a9NYZCgeiXpTIwWLCL7X8amPAVfRXsO72BpBwA/edit#
>>>>>>>
>>>>>>> Proposal is to run an automated Jenkins job that is run weekly, so
>>>>>>> no need for someone to manually generate these reports.
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>> (2) Beam components should define dependencies and their versions
>>>>>>>>>> at the top level.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>> I think the big "should" works better with some guidance about when
>>>>>>>> something might be an exception, or at least explicit mention that 
>>>>>>>> there
>>>>>>>> can be rare exceptions. Unless you think that is never the case. If 
>>>>>>>> there
>>>>>>>> are no exceptions, then say "must" and if we hit a roadblock we can 
>>>>>>>> revisit
>>>>>>>> the policy.
>>>>>>>>
>>>>>>>
>>>>>>> The idea was to allow exceptions. Added more details to the doc.
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> (3) A significantly outdated dependency (identified manually or
>>>>>>>>>> through tooling) should result in a JIRA that is a blocker for the 
>>>>>>>>>> next
>>>>>>>>>> release. Release manager may choose to push the blocker to the 
>>>>>>>>>> subsequent
>>>>>>>>>> release or downgrade from a blocker.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>> How is "significantly outdated" defined? By dev@ discussion? Seems
>>>>>>>> like the right way. Anyhow that's what will happen in practice as 
>>>>>>>> people
>>>>>>>> debate the blocker bug.
>>>>>>>>
>>>>>>>
>>>>>>> This will be either through the automated Jenkins job (see the doc
>>>>>>> above, where the proposal is to flag new major versions and new minor
>>>>>>> versions that are more than six months old) or manually (for any 
>>>>>>> critical
>>>>>>> updates that will not be captured by the Jenkins job) (more details in 
>>>>>>> the
>>>>>>> doc). Manually identified critical dependency updates may involve a
>>>>>>> discussion in the dev list.
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> (4) Dependency declarations may identify owners that are
>>>>>>>>>> responsible for upgrading the respective dependencies.
>>>>>>>>>>
>>>>>>>>>> (5) Dependencies of Java SDK components that may cause issues to
>>>>>>>>>> other components if leaked should be shaded.
>>>>>>>>>>
>>>>>>>>>
>>>>>>>> We previously agreed upon our intent to migrate to "pre-shaded" aka
>>>>>>>> "vendored" packages:
>>>>>>>> https://lists.apache.org/thread.html/12383d2e5d70026427df43294e30d6524334e16f03d86c9a5860792f@%3Cdev.beam.apache.org%3E
>>>>>>>>
>>>>>>>> With Maven, this involved a lot of boilerplate so I never did it.
>>>>>>>> With Gradle, we can easily build a re-usable rule to create such a 
>>>>>>>> package
>>>>>>>> in a couple of lines. I just opened the first WIP PR here:
>>>>>>>> https://github.com/apache/beam/pull/5570 it is blocked by deleting
>>>>>>>> the poms anyhow so by then we should have a configuration that works to
>>>>>>>> vendor our currently shaded artifacts.
>>>>>>>>
>>>>>>>> So I think this should be rephrased to "should be vendored" so we
>>>>>>>> don't have to revise the policy.
>>>>>>>>
>>>>>>>
>>>>>>> Thanks for the pointer. I agree that vendoring is a good approach.
>>>>>>>
>>>>>>> Here are the updated policies (and more details added to doc). I
>>>>>>> agree with Ahmet's point that votes should be converted to web sites 
>>>>>>> where
>>>>>>> we can give more details and examples.
>>>>>>>
>>>>>>> (1.a) Human readable reports on status of Beam dependencies are
>>>>>>> generated weekly by an automated Jenkins job and shared with the Beam
>>>>>>> community through the dev list.
>>>>>>>
>>>>>>> (2.a) Beam components should define dependencies and their versions
>>>>>>> at the top level. There can be rare exceptions, but they should come 
>>>>>>> with
>>>>>>> explanations.
>>>>>>>
>>>>>>> (3.a) A significantly outdated dependency (identified manually or
>>>>>>> through the automated Jenkins job) should result in a JIRA that is a
>>>>>>> blocker for the next release. Release manager may choose to push the
>>>>>>> blocker to the subsequent release or downgrade from a blocker.
>>>>>>>
>>>>>>> (4.a) Dependency declarations may identify owners that are
>>>>>>> responsible for upgrading the respective dependencies.
>>>>>>>
>>>>>>> (5.a) Dependencies of Java SDK components that may cause issues to
>>>>>>> other components if leaked should be vendored.
>>>>>>>
>>>>>>>
>>>>>>> Thanks,
>>>>>>> Cham
>>>>>>>
>>>>>>>
>>>>>>>>
>>>>>>>> Kenn
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>> Please vote:
>>>>>>>>>> [ ] +1, Approve that we adapt these policies
>>>>>>>>>> [ ] -1, Do not approve (please provide specific comments)
>>>>>>>>>>
>>>>>>>>>> Thanks,
>>>>>>>>>> Cham
>>>>>>>>>>
>>>>>>>>>> [1]
>>>>>>>>>> https://lists.apache.org/thread.html/8738c13ad7e576bc2fef158d2cc6f809e1c238ab8d5164c78484bf54@%3Cdev.beam.apache.org%3E
>>>>>>>>>> [2]
>>>>>>>>>> https://docs.google.com/document/d/15m1MziZ5TNd9rh_XN0YYBJfYkt0Oj-Ou9g0KFDPL2aA/edit?usp=sharing
>>>>>>>>>>
>>>>>>>>>
>>>>>>>>>
>>

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