public static int _main(String[] _args) throws Exception {
List<String> args = Arrays.asList(_args);
List<KeyPair> candidateKeys = new ArrayList<KeyPair>();
boolean sshAuthRequestedExplicitly = false;
String url = System.getenv("JENKINS_URL");
if (url == null) url = System.getenv("HUDSON_URL");
while (!args.isEmpty()) {
String head = args.get(0);
if (head.equals("-s") && args.size() >= 2) {
url = args.get(1);
args = args.subList(2, args.size());
continue;
}
if (head.equals("-i") && args.size() >= 2) {
File f = new File(args.get(1));
if (!f.exists()) {
printUsage(Messages.CLI_NoSuchFileExists(f));
return -1;
}
try {
candidateKeys.add(loadKey(f));
} catch (IOException e) {
throw new Exception("Failed to load key: " + f, e);
} catch (GeneralSecurityException e) {
throw new Exception("Failed to load key: " + f, e);
}
args = args.subList(2, args.size());
sshAuthRequestedExplicitly = true;
continue;
}
break;
}
if (url == null) {
printUsage(Messages.CLI_NoURL());
return -1;
}
if (args.isEmpty()) args = Arrays.asList("help"); // default to help
if (candidateKeys.isEmpty()) addDefaultPrivateKeyLocations(candidateKeys);
CLI cli = new CLI(new URL(url));
try {
if (!candidateKeys.isEmpty()) {
try {
// TODO: server verification
cli.authenticate(candidateKeys);
} catch (IllegalStateException e) {
if (sshAuthRequestedExplicitly) {
System.err.println("The server doesn't support public key authentication");
return -1;
}
} catch (UnsupportedOperationException e) {
if (sshAuthRequestedExplicitly) {
System.err.println("The server doesn't support public key authentication");
return -1;
}
} catch (GeneralSecurityException e) {
if (sshAuthRequestedExplicitly) {
System.err.println(e.getMessage());
LOGGER.log(FINE, e.getMessage(), e);
return -1;
}
System.err.println(
"Failed to authenticate with your SSH keys. Proceeding with anonymous access");
LOGGER.log(
FINE,
"Failed to authenticate with your SSH keys. Proceeding with anonymous access",
e);
}
}
// execute the command
// Arrays.asList is not serializable --- see 6835580
args = new ArrayList<String>(args);
return cli.execute(args, System.in, System.out, System.err);
} finally {
cli.close();
}
}
