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Note

This guide is obsolete. Use Releasing a Module from Bamboo instead.


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Note

This guide assumes your module is maven-based, and stored in git. If you don't have a pom.xml file in your module, see Converting old code to Maven in before using this approach

Background

While you are doing development in a maven module, your module's working version ends in -SNAPSHOT. By default, this will start at 1.0-SNAPSHOT.

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The Maven Release Plugin automates nearly all of this.

Prerequisites

Credentials to the maven repository (you need to do this once in your dev environment)

You need to have a login to mavenrepo.openmrs.org. (This does not use your OpenMRS ID.) You can request an account at http://go.openmrs.org/helpdeskOnce you have a username and password to the maven repository, you can specify your username and password in settings.xml (in your ~/.m2 directory):

Code Block
<settings>
  <servers>
    <server>
      <id>openmrs-repo</id>
      <username>yourusername</username>
      <password>yourpassword</password>
    </server>
    <server>
      <id>openmrs-repo-modules</id>
      <username>yourusername</username>
      <password>yourpassword</password>
    </server>
	<server>
      <id>openmrs-repo-releases</id>
      <username>yourusername</username>
      <password>yourpassword</password>
    </server>
	<server>
      <id>openmrs-repo-snapshots</id>
      <username>yourusername</username>
      <password>yourpassword</password>
    </server>
  </servers>
</settings>

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Note

If you don't want to type your username in clear text (note the password is saved in clear text to the file release.properties), you can try to set up maven password encryption.

Settings in pom.xml (you need to do this once for any module you release)

The <scm> section of your module's root pom.xml needs to point to the urls that the module lives at. (Note that the maven module archetype incorrectly defaults these to point to svn, so you need to change these to point at github.) For example:

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Code Block
<build>
	<pluginManagement>
		<plugins>
			...
			<plugin>
				<groupId>org.apache.maven.plugins</groupId>
				<artifactId>maven-release-plugin</artifactId>
				<version>2.3.2<5</version>
				<configuration>
					<autoVersionSubmodules>true</autoVersionSubmodules>
					<tagNameFormat>@{project.version}</tagNameFormat>
				</configuration>
			</plugin>
		</plugins>
	</pluginManagement>
</build>

Don't forget to commit and push these configuration changes to github!

Doing the Release (the Maven part)

After configuring all the prerequisites, make sure you are pointing at the branch you want to release (normally "master") all your code is committed and pushed, and you have pulled the latest version from origin (and upstream, if relevant.)

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When this completes, the particular git revision will have been tagged, and its compiled artifacts will have been deployed to our maven repository.


After doing the above, the compiled artifact for the tag you just created will be available in (TODO: check this) the "target" folder of your top-level maven repository. You can take this file and upload it to modules.openmrs.org.

Troubleshooting 

  1. If your module contents are not published to Nexus repository due to an error during mvn release:perform 
    The versions of the pom files have been incremented to a new version with the tag snapshot added, for example 2.3-SNAPSHOT. 
    1. Edit the POM files to contain the version that you want to deploy e.g., 2.2. 
    2. Run mvn deploy