Re: [PATCH v2 2/4] transport-helper: check if remote helper is alive

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Felipe Contreras <felipe.contreras@xxxxxxxxx> writes:

> Otherwise transport-helper will continue checking for refs and other
> things what will confuse the user more.
> ---

Sign-off?

>  git-remote-testgit        | 11 +++++++++++
>  t/t5801-remote-helpers.sh | 19 +++++++++++++++++++
>  transport-helper.c        |  8 ++++++++
>  3 files changed, 38 insertions(+)
>
> diff --git a/git-remote-testgit b/git-remote-testgit
> index b395c8d..ca0cf09 100755
> --- a/git-remote-testgit
> +++ b/git-remote-testgit
> @@ -61,12 +61,23 @@ do
>  			echo "feature import-marks=$gitmarks"
>  			echo "feature export-marks=$gitmarks"
>  		fi
> +
> +		if test -n "$GIT_REMOTE_TESTGIT_FAILURE"
> +		then
> +			exit -1

That looks somewhat funny.  Why not exit 1 or exit 127?

> +		fi
> +


>  		echo "feature done"
>  		git fast-export "${testgitmarks_args[@]}" $refs |
>  		sed -e "s#refs/heads/#${prefix}/heads/#g"
>  		echo "done"
>  		;;
>  	export)
> +		if test -n "$GIT_REMOTE_TESTGIT_FAILURE"
> +		then
> +			exit -1

Ditto.

> +		fi
> +
>  		before=$(git for-each-ref --format='%(refname) %(objectname)')
>  
>  		git fast-import "${testgitmarks_args[@]}" --quiet
> diff --git a/t/t5801-remote-helpers.sh b/t/t5801-remote-helpers.sh
> index f387027..efe67e2 100755
> --- a/t/t5801-remote-helpers.sh
> +++ b/t/t5801-remote-helpers.sh
> @@ -166,4 +166,23 @@ test_expect_success 'push ref with existing object' '
>  	compare_refs local dup server dup
>  '
>  
> +test_expect_success 'proper failure checks for fetching' '
> +	(GIT_REMOTE_TESTGIT_FAILURE=1 &&
> +	export GIT_REMOTE_TESTGIT_FAILURE &&
> +	cd local &&
> +	test_must_fail git fetch 2> error &&
> +	grep "Error while running helper" error
> +	)
> +'
> +
> +# We sleep to give fast-export a chance to catch the SIGPIPE
> +test_expect_failure 'proper failure checks for pushing' '
> +	(GIT_REMOTE_TESTGIT_FAILURE=1 &&
> +	export GIT_REMOTE_TESTGIT_FAILURE &&
> +	cd local &&
> +	test_must_fail git push --all 2> error &&
> +	grep "Error while running helper" error
> +	)
> +'
> +
>  test_done
> diff --git a/transport-helper.c b/transport-helper.c
> index cb3ef7d..dfdfa7a 100644
> --- a/transport-helper.c
> +++ b/transport-helper.c
> @@ -460,6 +460,10 @@ static int fetch_with_import(struct transport *transport,
>  
>  	if (finish_command(&fastimport))
>  		die("Error while running fast-import");
> +
> +	if (!check_command(data->helper))
> +		die("Error while running helper");
> +
>  	argv_array_free_detached(fastimport.argv);
>  
>  	/*
> @@ -818,6 +822,10 @@ static int push_refs_with_export(struct transport *transport,
>  
>  	if (finish_command(&exporter))
>  		die("Error while running fast-export");
> +
> +	if (!check_command(data->helper))
> +		die("Error while running helper");
> +
>  	push_update_refs_status(data, remote_refs);
>  	return 0;
>  }
--
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