+1 (binding). IIUC, there will not be an Ozone module in trunk anymore as that was my only concern from the original discussion thread? IMHO, this should be the default approach for new modules.
On Tue, Sep 17, 2019 at 9:58 AM Salvatore LaMendola (BLOOMBERG/ 731 LEX) < slamendo...@bloomberg.net> wrote: > +1 > > From: e...@apache.org At: 09/17/19 05:48:32To: hdfs-...@hadoop.apache.org, > mapreduce-...@hadoop.apache.org, common-dev@hadoop.apache.org, > yarn-...@hadoop.apache.org > Subject: [DISCUSS] Separate Hadoop Core trunk and Hadoop Ozone trunk > source tree > > > TLDR; I propose to move Ozone related code out from Hadoop trunk and > store it in a separated *Hadoop* git repository apache/hadoop-ozone.git > > > When Ozone was adopted as a new Hadoop subproject it was proposed[1] to > be part of the source tree but with separated release cadence, mainly > because it had the hadoop-trunk/SNAPSHOT as compile time dependency. > > During the last Ozone releases this dependency is removed to provide > more stable releases. Instead of using the latest trunk/SNAPSHOT build > from Hadoop, Ozone uses the latest stable Hadoop (3.2.0 as of now). > > As we have no more strict dependency between Hadoop trunk SNAPSHOT and > Ozone trunk I propose to separate the two code base from each other with > creating a new Hadoop git repository (apache/hadoop-ozone.git): > > With moving Ozone to a separated git repository: > > * It would be easier to contribute and understand the build (as of now > we always need `-f pom.ozone.xml` as a Maven parameter) > * It would be possible to adjust build process without breaking > Hadoop/Ozone builds. > * It would be possible to use different Readme/.asf.yaml/github > template for the Hadoop Ozone and core Hadoop. (For example the current > github template [2] has a link to the contribution guideline [3]. Ozone > has an extended version [4] from this guideline with additional > information.) > * Testing would be more safe as it won't be possible to change core > Hadoop and Hadoop Ozone in the same patch. > * It would be easier to cut branches for Hadoop releases (based on the > original consensus, Ozone should be removed from all the release > branches after creating relase branches from trunk) > > > What do you think? > > Thanks, > Marton > > [1]: > > https://lists.apache.org/thread.html/c85e5263dcc0ca1d13cbbe3bcfb53236784a39111b8 > c353f60582eb4@%3Chdfs-dev.hadoop.apache.org%3E > [2]: > > https://github.com/apache/hadoop/blob/trunk/.github/pull_request_template.md > [3]: https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute > [4]: > > https://cwiki.apache.org/confluence/display/HADOOP/How+To+Contribute+to+Ozone > > --------------------------------------------------------------------- > To unsubscribe, e-mail: common-dev-unsubscr...@hadoop.apache.org > For additional commands, e-mail: common-dev-h...@hadoop.apache.org > > >
