array(2) {
  ["dir"]=>
  string(28) "hdsync/tools/app/assets/docs"
  ["file"]=>
  string(45) "zshaolin/packages/tcpdump_4.2.1-0_armeabi.opk"
}
string(84) "/hdsync/tools/app/assets/docs?file=zshaolin%2Fpackages%2Ftcpdump_4.2.1-0_armeabi.opk"