Using the redline stuff to create an RPM of a jar for Redhat

build.gradle

import static org.freecompany.redline.payload.Directive.NONE;

apply plugin: 'java'
apply plugin: 'rpm'

buildscript {
	repositories {
		mavenLocal()
		maven { url = mavenServer+mavenRepo }
	}

	dependencies {
		classpath 'com.trigonic:gradle-rpm-plugin:1.4-SNAPSHOT'
	}
}

configurations 
{
	rpmRpm
}

jar {
	manifest { attributes("Main-Class": 'com.foo.MainClass') }
}


task buildRpm(type: Rpm, dependsOn: jar) {
	packageName = 'myPackage'
	version = 1.0
	release = 2
	arch  X86_64
	os = LINUX
	

	def artifactName = "foo"

	project.getArtifacts().add('rpmRpm', file("${project.buildDir}/distributions/${archiveName}")) {
		name artifactName
		type 'rpm'
	}

	preInstall = file('rpm_scripts/preInstall.sh')
	postInstall = file('rpm_scripts/preInstall.sh')
	preUninstall = file('rpm_scripts/preInstall.sh')
	postUninstall = file('rpm_scripts/preInstall.sh')

	from(jar.archivePath) {
		into '/opt/foo'
		fileMode = 0744
		user = 'foo'
		group = 'foo'
		fileType = NONE
	}

	from(configurations.compile) {
		into '/opt/foo/lib'
		fileMode = 0744
		user = 'foo'
		group = 'foo'		
	}

	link('/opt/foo/foo.jar', "./${jar.archiveName}")

}