public Channel launchChannel(String[] cmd, OutputStream err, FilePath _workDir, Map<String,String> envOverrides) throws IOException, InterruptedException {
printCommandLine(cmd, _workDir);
Pipe out = Pipe.createRemoteToLocal();
final String workDir = _workDir==null ? null : _workDir.getRemote();
OutputStream os = getChannel().call(new RemoteChannelLaunchCallable(cmd, out, err, workDir, envOverrides));
return new Channel("remotely launched channel on "+channel,
Computer.threadPoolForRemoting, out.getIn(), new BufferedOutputStream(os));
}
public OutputStream call() throws IOException {
Process p = Runtime.getRuntime().exec(cmd,
Util.mapToEnv(inherit(envOverrides)),
workDir == null ? null : new File(workDir));
List<String> cmdLines = Arrays.asList(cmd);
new StreamCopyThread("stdin copier for remote agent on "+cmdLines,
p.getInputStream(), out.getOut()).start();
new StreamCopyThread("stderr copier for remote agent on "+cmdLines,
p.getErrorStream(), err).start();
// TODO: don't we need to join?
return new RemoteOutputStream(p.getOutputStream());
}
/**
* Authenticate ourselves against the server.
*
* @return identity of the server represented as a public key.
*/
public PublicKey authenticate(Iterable<KeyPair> privateKeys)
throws IOException, GeneralSecurityException {
Pipe c2s = Pipe.createLocalToRemote();
Pipe s2c = Pipe.createRemoteToLocal();
entryPoint.authenticate("ssh", c2s, s2c);
Connection c = new Connection(s2c.getIn(), c2s.getOut());
try {
byte[] sharedSecret = c.diffieHellman(false).generateSecret();
PublicKey serverIdentity = c.verifyIdentity(sharedSecret);
// try all the public keys
for (KeyPair key : privateKeys) {
c.proveIdentity(sharedSecret, key);
if (c.readBoolean()) return serverIdentity; // succeeded
}
if (privateKeys.iterator().hasNext())
throw new GeneralSecurityException("Authentication failed. No private key accepted.");
else
throw new GeneralSecurityException("No private key is available for use in authentication");
} finally {
c.close();
}
}
public EstablishResult invoke(File workspace, VirtualChannel channel) throws IOException {
out = listener.getLogger();
logger = Logger.getLogger();
StreamAppender app = null;
if (pipe != null) {
PrintStream toMaster = new PrintStream(pipe.getOut());
app = new StreamAppender(toMaster);
app.lockToCurrentThread();
Logger.addAppender(app);
app.setSettings(loggerSetting);
} else if (pstream != null) {
app = new StreamAppender(pstream);
app.lockToCurrentThread();
Logger.addAppender(app);
app.setSettings(loggerSetting);
}
logger.debug("Starting remote deliver");
this.workspace = workspace;
/* Create the baseline object */
Baseline baseline = null;
try {
baseline = Baseline.get(this.baseline).load();
} catch (Exception e) {
Logger.removeAppender(app);
throw new IOException("Could not create Baseline object: " + e.getMessage(), e);
}
logger.debug(baseline + " created");
/* Create the development stream object */
/* Append vob to dev stream */
Stream destinationStream = null;
try {
destinationStream = Stream.get(this.destinationstream).load();
} catch (Exception e) {
Logger.removeAppender(app);
throw new IOException("Could not create destination Stream object: " + e.getMessage(), e);
}
logger.debug(destinationStream + " created");
/* Make deliver view */
try {
snapview = makeDeliverView(destinationStream, workspace);
} catch (Exception e) {
Logger.removeAppender(app);
throw new IOException("Could not create deliver view: " + e.getMessage(), e);
}
logger.debug("View: " + workspace);
String diff = "";
ClearCaseChangeset changeset = new ClearCaseChangeset();
try {
List<Activity> bldiff =
Version.getBaselineDiff(destinationStream, baseline, true, snapview.getViewRoot());
out.print(
"["
+ Config.nameShort
+ "] Found "
+ bldiff.size()
+ " activit"
+ (bldiff.size() == 1 ? "y" : "ies")
+ ". ");
int c = 0;
for (Activity a : bldiff) {
c += a.changeset.versions.size();
for (Version version : a.changeset.versions) {
changeset.addChange(version.getFullyQualifiedName(), version.getUser());
}
}
out.println(c + " version" + (c == 1 ? "" : "s") + " involved");
diff = Util.createChangelog(bldiff, baseline);
} catch (Exception e1) {
out.println("[" + Config.nameShort + "] Unable to create change log: " + e1.getMessage());
}
logger.debug("Changeset created");
EstablishResult er = new EstablishResult(viewtag);
er.setView(snapview);
er.setMessage(diff);
er.setChangeset(changeset);
/* Make the deliver. Inline manipulation of er */
deliver(baseline, destinationStream, er, forceDeliver, 2);
/* End of deliver */
Logger.removeAppender(app);
return er;
}