[Beowulf] Thoughts on git?

[Alex Chekholko]

Here is a user-friendly guide that can provide you with some motivation to
use git:

http://www-cs-students.stanford.edu/~blynn/gitmagic/


On Tue, Dec 19, 2017 at 8:41 AM John Hearns via Beowulf <beowulf at beowulf.org>
wrote:

> Faraz, I use git every day.
> We have Bitbucket here, and have linked the repositories to Jira for our
> sprint planning and kanban.
>
> Anyway - you say something very relevant  "I have never had a need to go
> back to an older version of my script."
> It is not only about rollback to older versions. If you are workign in a
> small team, I think you really have to have the production version of
> scripts defined somewhere.
> For instance I work with PBS Hooks, which are Python scripts. I need to
> know which are the ones in use on our PBS server.
> (Yes -you can do a fetch of the script from the PBS server. I know how to
> do that).
> But it is cleaner and easier to point towards the master of that repo and
> say - these are the PBS hooks we are using right now.
> I can then create a branch and go off to implemen tchanges on our test
> cluster - knowing that the master branch remains untouched.
> When we are happy I get a colleague to to a merge.
>
> Regarding the command line of git, I do agree that it can be confusing.
> I discovered the Atom editor, which has an in-build GUI for git.
>
> https://webdesign.tutsplus.com/articles/quick-tip-how-to-use-atom-as-a-git-gui--cms-21073
>
> Also now start to think about disaster recovery, and software defined
> infrastructure.
>
> Firstly, lets us be extreme. Your data centre burns down. Your management
> are breathing down your neck. They want the service back up and running.
> Funds magically appear, and a bunch of servers appears on the loading dock
> of the new data centre.
> Are you confident those scripts can be integrated onto the new setup?
>
> Also the trend now is to software defined infrastructures. You stand up
> new nodes and configure them using defined rules.
> You may want to copy some of those scripts onto the nodes - lets' say they
> are PBS hooks, or pre job healthchecks.
> I admit we are nowhere near doing that effictively, but it is our goal.
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> On 19 December 2017 at 17:11, Faraz Hussain <info at feacluster.com> wrote:
>
>> I am curious what people think of git. On one hand everyone seems to be
>> using it and proclaiming its virtues. On the other hand it seems way
>> overkill for how the majority of people code.
>>
>> I maintain dozens of scripts to manage various HPC environments . None
>> are more than a few hundred lines long. To do backups of scripts, I just
>> copy them to some backup folder. Occasionally I might tar them up and copy
>> them to a different server. I have never had a need to go back to an older
>> version of my script.
>>
>> So I tried to learn git but find it very confusing. It seems designed for
>> teams of developers working on some million+ line of code project. For my
>> rinky-dinky scripts it just adds a lot of confusion. It seems I need to
>> "commit" to using git everyday in order for it to be effective. Otherwise,
>> use it or lose it.
>>
>> Should I force myself to use git everyday? Or maybe find some
>> incrementally better way to manage backups of my scripts?
>>
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>
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-- 
Sent from a "phone".
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