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From: "SZEDER Gábor" <szeder.dev@gmail.com>
To: Lars Schneider <larsxschneider@gmail.com>
Cc: Git mailing list <git@vger.kernel.org>,
	Thomas Gummerer <t.gummerer@gmail.com>
Subject: Re: [PATCH 1/4] travis-ci: use 'set -x' in 'ci/*' scripts for extra tracing output
Date: Tue, 12 Dec 2017 19:43:18 +0100	[thread overview]
Message-ID: <CAM0VKjkVw8QeDErDg9aXcQ1sAgY34eBEeA0QJGamvEEBOG8y9w@mail.gmail.com> (raw)
In-Reply-To: <9AAC2BCC-AA06-46F9-8E6E-1D99CD959FDD@gmail.com>

On Tue, Dec 12, 2017 at 7:00 PM, Lars Schneider
<larsxschneider@gmail.com> wrote:
>
>> On 12 Dec 2017, at 00:34, SZEDER Gábor <szeder.dev@gmail.com> wrote:
>>
>> While the build logic was embedded in our '.travis.yml', Travis CI
>> used to produce a nice trace log including all commands executed in
>> those embedded scriptlets.  Since 657343a60 (travis-ci: move Travis CI
>> code into dedicated scripts, 2017-09-10), however, we only see the
>> name of the dedicated scripts, but not what those scripts are actually
>> doing, resulting in a less useful trace log.  A patch later in this
>> series will move setting environment variables from '.travis.yml' to
>> the 'ci/*' scripts, so not even those will be included in the trace
>> log.
>>
>> Use 'set -x' in 'ci/lib-travisci.sh', which is sourced in most other
>> 'ci/*' scripts, so we get trace log about the commands executed in all
>> of those scripts.
>
> I kind of did that intentionally to avoid clutter in the logs.
> However, I also agree with your reasoning. Therefore, the change
> looks good to me!

Great, 'cause I'm starting to have second thoughts about this change :)

It sure helped a lot while I worked on this patch series and a couple of
other Travis CI related patches (will submit them later)...  OTOH it
definitely creates clutter in the trace log.  The worst offender might
be 'ci/print-test-failures.sh', which iterates over all
't/test-results/*.exit' files to find which tests failed and to show
their output, and 'set -x' makes every iteration visible.  And we have
about 800 tests, which means 800 iterations.  Yuck.

Perhaps we should use other means to show what's going on instead, e.g.
use more 'echo's and '--verbose' options, or just avoid using '--quiet'.
And if some brave souls really want to tweak '.travis.yml' or the 'ci/*'
scripts, then they can set 'set -x' for themselves during development...
as the patch below shows it's easy enough, just a single character :)


Gábor


>>
>> Signed-off-by: SZEDER Gábor <szeder.dev@gmail.com>
>> ---
>> ci/lib-travisci.sh | 2 +-
>> 1 file changed, 1 insertion(+), 1 deletion(-)
>>
>> diff --git a/ci/lib-travisci.sh b/ci/lib-travisci.sh
>> index ac05f1f46..a0c8ae03f 100755
>> --- a/ci/lib-travisci.sh
>> +++ b/ci/lib-travisci.sh
>> @@ -23,7 +23,7 @@ skip_branch_tip_with_tag () {
>>
>> # Set 'exit on error' for all CI scripts to let the caller know that
>> # something went wrong
>> -set -e
>> +set -ex
>>
>> skip_branch_tip_with_tag
>>
>> --
>> 2.15.1.421.gc469ca1de
>>
>

  reply	other threads:[~2017-12-12 18:43 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-11-01 11:55 [PATCH] travis-ci: fix running P4 and Git LFS tests in Linux build jobs SZEDER Gábor
2017-12-11 23:34 ` [PATCH 0/4] travis-ci: clean up setting environment variables SZEDER Gábor
2017-12-11 23:34   ` [PATCH 1/4] travis-ci: use 'set -x' in 'ci/*' scripts for extra tracing output SZEDER Gábor
2017-12-12 18:00     ` Lars Schneider
2017-12-12 18:43       ` SZEDER Gábor [this message]
2017-12-13 23:10         ` Lars Schneider
2017-12-14 23:51           ` SZEDER Gábor
2017-12-15 12:10             ` Johannes Schindelin
2017-12-15 13:06               ` SZEDER Gábor
2017-12-15 15:32                 ` Johannes Schindelin
2017-12-11 23:34   ` [PATCH 2/4] travis-ci: introduce a $jobname variable for 'ci/*' scripts SZEDER Gábor
2017-12-11 23:34   ` [PATCH 3/4] travis-ci: move setting environment variables to 'ci/lib-travisci.sh' SZEDER Gábor
2017-12-11 23:34   ` [PATCH 4/4] travis-ci: set GIT_TEST_HTTPD in 'ci/lib-travisci.sh' SZEDER Gábor
2017-12-16 12:54   ` [PATCH v2 0/8] Travis CI cleanups SZEDER Gábor
2017-12-16 12:54     ` [PATCH v2 1/8] travis-ci: use 'set -x' in select 'ci/*' scripts for extra tracing SZEDER Gábor
2017-12-16 12:55       ` [PATCH v2 2/8] travis-ci: introduce a $jobname variable for 'ci/*' scripts SZEDER Gábor
2017-12-16 12:57       ` [PATCH v2 3/8] travis-ci: move setting environment variables to 'ci/lib-travisci.sh' SZEDER Gábor
2017-12-16 12:57       ` [PATCH v2 4/8] travis-ci: set GIT_TEST_HTTPD in 'ci/lib-travisci.sh' SZEDER Gábor
2017-12-16 12:57       ` [PATCH v2 5/8] travis-ci: don't install default addon packages for the 32 bit Linux build SZEDER Gábor
2017-12-16 12:57       ` [PATCH v2 6/8] travis-ci: don't install 'language-pack-is' package SZEDER Gábor
2017-12-18 21:33         ` Lars Schneider
2017-12-18 22:04           ` SZEDER Gábor
2017-12-18 22:17             ` Lars Schneider
2017-12-18 22:34               ` Junio C Hamano
2017-12-19 12:22             ` SZEDER Gábor
2017-12-16 12:58       ` [PATCH v2 7/8] travis-ci: save prove state for the 32 bit Linux build SZEDER Gábor
2017-12-16 12:58       ` [PATCH v2 8/8] travis-ci: only print test failures if there are test results available SZEDER Gábor
2017-12-16 18:32         ` Eric Sunshine
2017-12-16 22:48           ` [PATCH v2 8/8] travis-ci: only print test failures if there are SZEDER Gábor
2017-12-17  0:02             ` Eric Sunshine
2017-12-16 16:43       ` [PATCH v2 1/8] travis-ci: use 'set -x' in select 'ci/*' scripts for extra tracing Johannes Schindelin
2017-12-18 21:53       ` Lars Schneider
2017-12-18 21:46     ` [PATCH v2 0/8] Travis CI cleanups Lars Schneider
2017-12-27 16:35     ` [PATCH v3 0/4] Rest of the Travis CI fixes SZEDER Gábor
2017-12-27 16:36       ` [PATCH v3 1/4] travis-ci: fine tune the use of 'set -x' in 'ci/*' scripts SZEDER Gábor
2017-12-27 18:35         ` Lars Schneider
2017-12-27 16:36       ` [PATCH v3 2/4] travis-ci: don't install default addon packages for the 32 bit Linux build SZEDER Gábor
2017-12-27 18:41         ` Lars Schneider
2017-12-27 16:36       ` [PATCH v3 3/4] travis-ci: save prove state " SZEDER Gábor
2017-12-27 18:46         ` Lars Schneider
2017-12-27 21:42           ` SZEDER Gábor
2017-12-28 11:17             ` Lars Schneider
2017-12-27 16:36       ` [PATCH v3 4/4] travis-ci: only print test failures if there are test results available SZEDER Gábor
2017-12-27 18:52         ` Lars Schneider

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