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Re: getting pull/push/fetch url




On Fri, 17 May 2019 at 13:02, clime <clime7@xxxxxxxxx> wrote:
>
> On Fri, 17 May 2019 at 10:10, Eric Sunshine <sunshine@xxxxxxxxxxxxxx> wrote:
> >
> > On Fri, May 17, 2019 at 3:30 AM clime <clime7@xxxxxxxxx> wrote:
> > > for my app, i need to be able get remote urls (fetch/pull/push) so
> > > that i can derive some information from those, e.g. pull url netloc
> > > from which i derive where other custom endpoints (binary file storage)
> > > related to the remote git repo is located. This is just one example. I
> > > am also using fetch url to store it into the composed package that i
> > > generate by the app.
> > >
> > > Now, the problem is that getting those urls (fetch/pull/push) doesn't
> > > seem to be an easy task. Currently i have the attached scripts to do
> > > that. But i noticed that older gits like 1.7 use origin as a fallback
> > > for pull url whereas the newer raise an error.
> > >
> > > My question is if there is a better way to determine the urls that
> > > would be backward compatible and easier than what i am doing right
> > > now.
> >
> > Perhaps not a complete answer (and I'm sure people more familiar with
> > the topic can provide better direction), but have you tried querying
> > this information via higher-level commands rather than low-level
> > git-config? For instance, to get the name of the remote for a branch:
> >
> >     git branch --list --format='%(upstream:remotename)' $BRANCH
> >
> > and, to get the fetch URL for a remote:
> >
> >     git remote get-url $REMOTE
> >
> > or the push URL:
> >
> >     git remote get-url --push $REMOTE
>
> Right, the problem is that both constructs `git branch --list
> --format=<format> <branch>` and `git remote get-url <remote>`
> works only under git v2 (not exactly sure about the minor version) but
> they do not work under git 1.7.1 and git 1.8.3, it
> seems.
>
> Anyway, i figured i was too fuzzy in what kind of url i actually need.
> I thought about it a bit more and figured that I probably this
>
> function git_branch_remote {
>     branch_remote="$(git -C "$GIT_ROOT" config --get
> branch."$GIT_BRANCH".pushRemote)"
>
>     if [ -z "$branch_remote" ]; then
>         branch_remote="$(git -C "$GIT_ROOT" config --get remote.pushDefault)"
>     fi
>
>     if [ -z "$branch_remote" ]; then
>         branch_remote="$(git -C "$GIT_ROOT" config --get
> branch."$GIT_BRANCH".remote)"
>     fi
>
>     if [ -z "$branch_remote" ]; then
>         branch_remote="origin"
>     fi
>
>     echo "$branch_remote"
> }
>
> Because basically, if some wants to go for triangle workflow, then
> push url remote should be preferred because
> that's where user has write access. If not, then there is a fallback
> to branch.<branch>.remote and to origin
> eventually, which is just nice to have cause it makes a minimal setup
> for my app easier.
>
> So basically, it is possible that an effective (where git actually
> pushes when `git push` is invoked) remote
> for pushing will be different than what that function returns (e.g.
> when git 1.7.1. is used which doesn't
> know about branch.<branch>.pushRemote and remote.pushDefault) but it
> doesn't really matter as long
> as a user is able to make a local configuration where effective push
> remote and remote returned by
> the fuction will align.
>
> Then i also need 'origin' being returned immediatelly after clean
> clone but that's the case as well.
>
> So when i have this kind of 'abstracted' remote, then i need to take
> pushUrl on one place and fetch
> url on another but there should be no problem there.
>
> Sorry, i didn't realize i actually kind of this 'hybrid remote' thing.
> There still might an easier way to write
> that function (in a compatible way). Not sure about that.
>
> Anyway, thanks
> clime

And sry for my previous email being a mess. I rushed too much
to write it.