protected CommandReport createCompletedCommandReport() {
    return createCommandReport(0, HostRoleStatus.COMPLETED, "{}", actionLog.getStdOut(), actionLog.getStdErr());
  }
@return a command report with 0 exit code and COMPLETED HostRoleStatus
ambari-server/src/main/java/org/apache/ambari/server/serveraction/AbstractServerAction.java