import java.nio.file.Files
import org.elasticsearch.gradle.OS

String buildNumber = System.getenv('BUILD_NUMBER')

if (buildNumber) {
    File uploadFile = file("build/${buildNumber}.tar.bz2")
    project.gradle.buildFinished { result ->
        println "build complete, generating: $uploadFile"
        if (uploadFile.exists()) {
            project.delete(uploadFile)
        }

        OS.current()
                .conditional()
                .onUnix {
                    project.exec {
                        ignoreExitValue = true
                        workingDir projectDir
                        commandLine 'bash', '-c', 'journalctl --since "1 hour ago" 2>&1 > journalctl.log'
                    }
                }
                .onWindows {

                }
                .onMac {

                }

        ant.tar(destfile: uploadFile, compression: "bzip2", longfile: "gnu") {
            fileTree(projectDir)
                    .include("**/*.hprof")
                    .include("**/reaper.log")
                    .include("**/journalctl.log")
                    .include("**/build/testclusters/**")
                    .exclude("**/build/testclusters/**/data/**")
                    .exclude("**/build/testclusters/**/distro/**")
                    .exclude("**/build/testclusters/**/repo/**")
                    .exclude("**/build/testclusters/**/extract/**")
                    .filter { Files.isRegularFile(it.toPath()) }
                    .each { fileset(file: it) }


            fileset(dir: "${gradle.gradleUserHomeDir}/daemon/${gradle.gradleVersion}", followsymlinks: false) {
                include(name: "**/daemon-${ProcessHandle.current().pid()}*.log")
            }

            if (Files.isReadable(file("/var/log/").toPath())) {
                Files.list(file("/var/log/").toPath())
                        .filter { it.fileName.endsWith(".log") }
                        .filter { Files.isReadable(it) }
                        .filter { Files.isRegularFile(it) }
                        .forEach {
                            fileset(file: it)
                        }
            }
        }
    }
}