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How to Commit to
Apache Hadoop
Steve Loughran
Hadoop committer
& Hortonworks engineer
2014-01-02
Core concepts
●
●
●
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Peer review of code
By people who understand that code
SVN for final code, git for work
JIRA for discussion and patches
Jenkins for patch testing
Patches to trunk -maybe backported
CHANGES.TXT to record them
Workflow of patching
1. svn update
2. D/L patch
3. Apply
git apply --verbose –whitespace=fix
patch -p0 < HADOOP-001.patch
4. Update CHANGES.TXT
5. Commit
6. Merge across branches
7. Update JIRA

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2014 01-02-patching-workflow

  • 1. How to Commit to Apache Hadoop Steve Loughran Hadoop committer & Hortonworks engineer 2014-01-02
  • 2. Core concepts ● ● ● ● ● ● ● Peer review of code By people who understand that code SVN for final code, git for work JIRA for discussion and patches Jenkins for patch testing Patches to trunk -maybe backported CHANGES.TXT to record them
  • 3. Workflow of patching 1. svn update 2. D/L patch 3. Apply git apply --verbose –whitespace=fix patch -p0 < HADOOP-001.patch 4. Update CHANGES.TXT 5. Commit 6. Merge across branches 7. Update JIRA