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Fix safety issues in DQMOffline/Trigger #25640

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merged 7 commits into from
Jan 15, 2019
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Dr15Jones
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Fixed potential stack buffer overflows and removed use of strtok since that function is thread hostile.
Unit tests were added to prove the changes work as expected.

-Removed use of large array on the stack which could be overfilled
-Avoid need to copy the input
-Made const thread-safe by removing use of strtok
-Removed use of large array on the stack which could have buffer
 overflow
-Avoid need to copy the input
-Made const thread-safe by removing use of strtok
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The code-checks are being triggered in jenkins.

@Dr15Jones
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This may fix the problem seen in #14897

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+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-25640/7961

  • This PR adds an extra 16KB to repository

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A new Pull Request was created by @Dr15Jones (Chris Jones) for master.

It involves the following packages:

DQMOffline/Trigger

@kmaeshima, @cmsbuild, @andrius-k, @jfernan2, @schneiml can you please review it and eventually sign? Thanks.
@battibass, @mtosi, @jhgoh, @calderona, @HuguesBrun, @trocino, @folguera, @rociovilar this is something you requested to watch as well.
@davidlange6, @slava77, @fabiocos you are the release manager for this.

cms-bot commands are listed here

@Dr15Jones
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please test

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cmsbuild commented Jan 12, 2019

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/32555/console Started: 2019/01/13 00:22

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-1

Tested at: 39b40b8

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
842f8a0
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-25640/32555/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-25640/32555/git-merge-result

You can see the results of the tests here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-25640/32555/summary.html

I found follow errors while testing this PR

Failed tests: ClangBuild

  • Clang:

I found compilation warning while trying to compile with clang. Command used:

USER_CUDA_FLAGS='--expt-relaxed-constexpr' USER_CXXFLAGS='-Wno-register -fsyntax-only' scram build -k -j 16 COMPILER='llvm compile'

See details on the summary page.

The following merge commits were also included on top of IB + this PR after doing git cms-merge-topic:
842f8a0
You can see more details here:
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-25640/32555/git-log-recent-commits
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-25640/32555/git-merge-result

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Comparison not run due to Build errors/Fireworks only changes/No short matrix requested (RelVals and Igprof tests were also skipped)

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The code-checks are being triggered in jenkins.

@Dr15Jones
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unhold

@cmsbuild cmsbuild removed the hold label Jan 13, 2019
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+code-checks

Logs: https://cmssdt.cern.ch/SDT/code-checks/cms-sw-PR-25640/7969

  • This PR adds an extra 16KB to repository

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Pull request #25640 was updated. @kmaeshima, @cmsbuild, @andrius-k, @jfernan2, @schneiml can you please check and sign again.

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please test

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cmsbuild commented Jan 13, 2019

The tests are being triggered in jenkins.
https://cmssdt.cern.ch/jenkins/job/ib-any-integration/32560/console Started: 2019/01/13 16:22

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Comparison job queued.

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Comparison is ready
https://cmssdt.cern.ch/SDT/jenkins-artifacts/pull-request-integration/PR-25640/32560/summary.html

Comparison Summary:

  • No significant changes to the logs found
  • Reco comparison results: 0 differences found in the comparisons
  • DQMHistoTests: Total files compared: 33
  • DQMHistoTests: Total histograms compared: 3153717
  • DQMHistoTests: Total failures: 1
  • DQMHistoTests: Total nulls: 0
  • DQMHistoTests: Total successes: 3153512
  • DQMHistoTests: Total skipped: 204
  • DQMHistoTests: Total Missing objects: 0
  • DQMHistoSizes: Histogram memory added: 0.0 KiB( 32 files compared)
  • Checked 137 log files, 14 edm output root files, 33 DQM output files

@andrius-k
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+1

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This pull request is fully signed and it will be integrated in one of the next master IBs (tests are also fine). This pull request will now be reviewed by the release team before it's merged. @davidlange6, @slava77, @smuzaffar, @fabiocos (and backports should be raised in the release meeting by the corresponding L2)

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+1

@cmsbuild cmsbuild merged commit af7d084 into cms-sw:master Jan 15, 2019
@Dr15Jones Dr15Jones deleted the fixTrigCodes branch January 16, 2019 17:16
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4 participants