private String createUniqueFilename(String path) {
String random = "" + System.nanoTime();
// just use the last 16 numbers
if (random.length() > 16) random = random.substring(random.length() - 16);
random += "" + new Random(System.currentTimeMillis()).nextInt(10000);
return path + "\\DELETE_ME_" + random;
}
/*
* BE CAREFUL -- Don't introduce "Distributed Concurrency Bugs"
* e.g. you have to make sure the filename is unique.
* 1. create a remote file
* 2. copy the token/auth stuff into it
* 3. add the correct args to the remote commandline
* Put the file in the same directory that nadmin lives in (lib)
*/
private void setupAuthTokenFile(List<String> cmd, List<String> stdin) throws WindowsException {
WindowsRemoteFileSystem wrfs = new WindowsRemoteFileSystem(dcomInfo.getCredentials());
authTokenFilePath =
dcomInfo.getNadminParentPath()
+ "\\token_"
+ System.nanoTime()
+ new Random().nextInt(1000);
authTokenFilePath = createUniqueFilename(dcomInfo.getNadminParentPath());
authTokenFile = new WindowsRemoteFile(wrfs, authTokenFilePath);
authTokenFile.copyFrom(stdin);
cmd.add(AsadminInput.CLI_INPUT_OPTION);
cmd.add(authTokenFilePath);
}
@Override
public Object invoke(Object proxy, Method method, Object[] args) throws Throwable {
Object res = null;
{
long t0 = System.nanoTime();
try {
res = method.invoke(resource, args);
} catch (InvocationTargetException ex) {
throw ex.getTargetException();
} catch (Exception ex) {
throw ex;
} finally {
long t1 = System.nanoTime();
long t = t1 - t0;
log(method, args, t);
}
}
return res;
}