Smasherr / maven

A Cloud Native Buildpack that builds Maven-based applications from source

gcr.io/paketo-buildpacks/maven

The Paketo Maven Buildpack is a Cloud Native Buildpack that builds Maven-based applications from source.

Behavior

This buildpack will participate all the following conditions are met

• <APPLICATION_ROOT>/pom.xml exists

The buildpack will do the following:

• Requests that a JDK be installed
• Links the ~/.m2 to a layer for caching
• If <APPLICATION_ROOT>/mvnw exists
  • Runs <APPLICATION_ROOT>/mvnw -Dmaven.test.skip=true package to build the application
• If <APPLICATION_ROOT>/mvnw does not exist
  • Contributes Maven to a layer with all commands on $PATH
  • Runs <MAVEN_ROOT>/bin/mvn -Dmaven.test.skip=true package to build the application
• Removes the source code in <APPLICATION_ROOT>
• Expands <APPLICATION_ROOT>/target/*.[jw]ar to <APPLICATION_ROOT>

Configuration

Environment Variable	Description
$BP_MAVEN_BUILD_ARGUMENTS	Configure the arguments to pass to Maven. Defaults to -Dmaven.test.skip=true package. --batch-mode will be prepended to the argument list in environments without a TTY.
$BP_MAVEN_BUILT_MODULE	Configure the module to find application artifact in. Defaults to the root module (empty).
$BP_MAVEN_BUILT_ARTIFACT	Configure the built application artifact explicitly. Supersedes $BP_MAVEN_BUILT_MODULE Defaults to target/*.[jw]ar.

Bindings

The buildpack optionally accepts the following bindings:

Type: maven

Secret	Description
settings.xml	If present --settings=<path/to/settings.xml> is prepended to the maven arguments
settings-security.xml	If present -Dsettings.security=<path/to/settings-security.xml> is prepended to the maven arguments

Type: dependency-mapping

Key	Value	Description
<dependency-digest>	<uri>	If needed, the buildpack will fetch the dependency with digest <dependency-digest> from <uri>

License

This buildpack is released under version 2.0 of the Apache License.