build.gradle

apply plugin: "nebula.ospackage"
apply plugin: "maven"

configurations {
    moduleArchives
    serviceArchives
}

dependencies {
    moduleArchives project(path: ":modules:Base", configuration: "archives")
    moduleArchives project(path: ":modules:Extras", configuration: "archives")
    serviceArchives project(path: ":services:Nifi", configuration: "archives")
    serviceArchives project(path: ":services:Zookeeper", configuration: "archives")
}

task prepare(type: Copy) {
    into "$buildDir/test"
    from configurations.moduleArchives
}

task makePlaybook(type: Copy) {
    dependsOn prepare
    from 'src/templates'
    into "$buildDir"
    include 'playbook.yml.template'
    rename { file -> 'playbook.yml' }
    expand(dependencies: fileTree(dir: "$buildDir/test"))
}

buildRpm {
    dependsOn configurations.serviceArchives, configurations.moduleArchives

    packageName rootProject.name
    version project.version.toString().replaceAll("-", "_")
    release "1"

    into("/c2/install.d") {
        from {
            configurations.moduleArchives.collect { tarTree(it) }
        }
        addParentDirs = false
        createDirectoryEntry = true
    }
}

artifacts {
    archives buildRpm
}

playbook.yml.template

Hello:<% dependencies.each { File file ->  %>
  - $file<% } %><% dependencies.each { File file ->  %>
    - $file<% } %>