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h1. How To Release Tez

h3. Create or Checkout the Release Branch

{code}
git checkout origin/branch-x.y.z
{code}

h3. Run Basic Release checks

{code}
mvn clean install -DskipTests=true
mvn clean apache-rat:check
{code}

h3. Update Version Number if Required

Update pom.xml in the top-level to change the version number. 
Commit and push the version change.

h3. Create a Release Tag

{code}
git tag -a release-x.y.z-rc0 -m 'Tez x.y.z RC0'
git push --tags origin
{code}

h3. Deploy the jars to Staging

{code}
mvn deploy -Dgpg.passphrase=yourpassphrase
{code}

h3. Create a Release tarball for the Source

{code}
git clean -f -x -d
cd ..
cp -R tez-git-x.y.z tez-x.y.z-incubating
tar --exclude=.git -zcvf tez-x.y.z-incubating.tar.gz tez-x.y.z-incubating 
{code}

h3. Sign the Release

{code}
gpg2  --armor --output tez-{x.y.z}-incubating.tar.gz.asc --detach-sig ambari-{x.y.z}-incubating.tar.gz
{code}

h3. Generate MD5 checksums

{code}
md5sum tez-x.y.z-incubating.tar.gz > tez-x.y.z-incubating.tar.gz.md5
sha1sum tez-x.y.z-incubating.tar.gz > tez-x.y.z-incubating.tar.gz.sha
{code}

or

{code}
openssl md5 tez-x.y.z-incubating.tar.gz > tez-x.y.z-incubating.tar.gz.md5
openssl sha1 tez-x.y.z-incubating.tar.gz > tez-x.y.z-incubating.tar.gz.sha
{code}

h3. Upload Artifacts for Release Vote

The artifacts ( tarball, checksums ) need to be copied over to public_html/tez-release-rc/tez-x.y.z-rc0/ on people.apache.org.

h3. Release Voting process

Call for a vote on the dev mailing list and CC general@incubator.apache.org with something like this:

Email subject should be: [VOTE] Release Apache Tez-x.y.z-incubating RC0

I have created an tez-x.y.z-incubating release candidate rc0. 
GIT source tag (r***)

https://git-wip-us.apache.org/repos/asf/incubator-tez/repo?p=incubator-tez.git;a=log;h=refs/tags/release-x.y.z-rc0
Staging site: http://people.apache.org/user_name/tez-release-rc/tez-x.y.z-rc0/

PGP release keys (signed using {GPG<GPG KEY}KEY>) http://pgp.mit.edu:11371/pks/lookup?op=vindex&search={GPG<GPG KEY}KEY>

One can look into the issues fixed in this release at https://issues.apache.org/jira/**

Vote will be open for 72 hours.

[ ] +1 approve
[ ] +0 no opinion
[ ] -1 disapprove (and reason why)

Once the vote passes/fails, send out an email with subject like "[RESULT][VOTE] Apache Tez x.y.z rc0" to general@incubator.apache.org and tez-dev@incubator.apache.org. For the vote to pass, 3 +1 votes are required from IPMC members.

For a cancelled vote due to any reason, change the subject to "[CANCEL][VOTE] Apache Tez x.y.z rc0"

h3. After A Successful Vote

h5. Copy the bits to distribution folder for Apache Tez

ssh people.apache.org
 
cd /www/www.apache.org/dist/incubator/tez/
mkdir tez-{x.y.z}
 cp ~/public_html/tez-release-rc/tez-{x.y.z}/* tez-{x.y.z}
ln -sfn tez-{x.y.z} current

h5. Create the release tag

git tag -a release-x.y.z -m 'Tez x.y.z'
git push --tags origin

Note that it takes 24 hours for the changes to propagate to the mirrors.
Wait 24 hours and verify that the bits are available in the mirrors before sending an announcement.

h5. Release Announcement

Send out Announcement to dev@tez.incubator.apache.org, user@tez.incubator.apache.org and general@incubator.apache.org
Suject: [ANNOUNCE] Apache Tez x.y.z. ( Incubating )

The Apache Tez team is proud to announce the release of Apache Tez version x.y.z (incubating)

The Apache Tez project is aimed at building an application framework which allows for a complex directed-acyclic-graph of tasks for processing data.

The release bits are at: http://www.apache.org/dyn/closer.cgi/incubator/tez.

We would like to thank all the contributors that made the release possible.

Regards,

The Tez Team