Display last changed log file in the workspace of Jenkins build - parameter : workSpace -> $workspace

GetLastNlinesfromLogFile.groovy

def myWorkdSpace = "$workSpace"

def files = buildFileList(myWorkdSpace)
def buildFileList(dirname) {
    def files = [:]
	def dir = new File(dirname)
	if( dir.directory ) {
		dir.listFiles().each {
			def path = it.absolutePath
            if( it.directory ) {
                files << buildFileList(it.absolutePath)
            } else if( path.matches('.+\\.log') ) {
                files[it.absolutePath] = it.lastModified()
			}
		}
	}
    return files
}

println "Discovered ${files.size()} files:"

def modifiedTime = 0
def newestModified

files.each { filename, modified ->
  if(modified > modifiedTime) {
    modifiedTime = modified
    newestModified = filename
  }
  println "file '${filename}' '${modified}' found"
}

if(newestModified) {
  println ""
  println "############################################################"
  println "Last modified log file is '${newestModified}'"
  println "############################################################"
  
  File file = new File(newestModified)
  def linecount = file.readLines().size()-1
  def topcount = 10
  def i = linecount-topcount
    
  while (i<=linecount) {
    println file.readLines().get(i)
    i++
  }
  println "############################################################"
  println "End of Last modified log file"
  println "############################################################"
  println "" 
}

GroovyPostbuild.groovy

if(manager.logContains("^Build FAILED.")) {
    manager.buildFailure()
}

JenkinsEmailNotificationContent

${BUILD_LOG, maxLines=50, escapeHtml=false}