@Override
@OnWebSocketConnect
public void onConnect(Session session) {
super.onConnect(session);
this.session.setIdleTimeout(TimeUnit.MINUTES.toMillis(1));
Connector con = null;
try {
ConnectorFactory cf = ConnectorFactory.getDefault();
con = cf.createConnector();
} catch (AgentProxyException e) {
System.out.println(e);
}
IdentityRepository irepo = null;
if (con != null) {
RemoteIdentityRepository rrepo = new RemoteIdentityRepository(con);
if (rrepo.getIdentities() != null && rrepo.getIdentities().size() > 0) {
irepo = rrepo;
jsch.setIdentityRepository(irepo);
}
}
if (irepo == null) {
String home = System.getProperty("user.home");
String sshDir = home + File.separator + ".ssh" + File.separator;
String[] defaultKeys =
new String[] {
sshDir + "id_ecdsa",
sshDir + "id_id_ed25519",
sshDir + "id_rsa",
sshDir + "id_dsa",
sshDir + "identity"
};
for (String nextKey : defaultKeys) {
try {
jsch.addIdentity(nextKey);
log.fine("Key '" + nextKey + "' added");
} catch (JSchException e) {
log.log(Level.FINE, "Key '" + nextKey + "' not valid", e);
}
}
}
Map<String, List<String>> parameterMap = session.getUpgradeRequest().getParameterMap();
String host = getStringParameter(parameterMap, "host", null);
String connectHost = hostLookupService.getResolvableHostname(host);
String user = getStringParameter(parameterMap, "user", null);
if ("@admin".equals(user)) {
user = hostLookupService.getAdminUserFor(host);
}
Resize resize = new Resize();
resize.cols = getIntParameter(parameterMap, "cols", 80);
resize.rows = getIntParameter(parameterMap, "rows", 24);
try {
java.util.Properties config = new java.util.Properties();
config.put("StrictHostKeyChecking", "no");
jschSession = jsch.getSession(user, connectHost, hostLookupService.getSshPort(host));
jschSession.setConfig(config);
jschSession.connect(60000);
shell = (ChannelShell) jschSession.openChannel("shell");
shell.setAgentForwarding(true);
shell.setPtyType("vt102");
shell.connect();
shell.setPtySize(resize.cols, resize.rows, resize.getPixelWidth(), resize.getPixelHeight());
} catch (JSchException e) {
close(1, "Failed to create ssh session", e);
}
Runnable run;
try {
run =
new RawSentOutputTask(
session, new BufferedInputStream(shell.getInputStream(), BUFFER_LEN));
Thread thread = new Thread(run);
thread.start();
} catch (IOException e) {
close(2, "IOException while getting data from ssh", e);
}
try {
inputToShell = new PrintStream(shell.getOutputStream(), true, "UTF-8");
} catch (IOException e) {
close(3, "IOException while creating write stream to ssh", e);
}
}
public void openConnectionInternal() throws AuthenticationException {
if (authenticationInfo == null) {
authenticationInfo = new AuthenticationInfo();
}
if (!interactive) {
uIKeyboardInteractive = null;
setInteractiveUserInfo(new NullInteractiveUserInfo());
}
JSch sch = new JSch();
File privateKey;
try {
privateKey = ScpHelper.getPrivateKey(authenticationInfo);
} catch (FileNotFoundException e) {
throw new AuthenticationException(e.getMessage());
}
try {
Connector connector = ConnectorFactory.getDefault().createConnector();
if (connector != null) {
IdentityRepository repo = new RemoteIdentityRepository(connector);
sch.setIdentityRepository(repo);
}
} catch (AgentProxyException e) {
fireSessionDebug("Unable to connect to agent: " + e.toString());
}
if (privateKey != null && privateKey.exists()) {
fireSessionDebug("Using private key: " + privateKey);
try {
sch.addIdentity(privateKey.getAbsolutePath(), authenticationInfo.getPassphrase());
} catch (JSchException e) {
throw new AuthenticationException("Cannot connect. Reason: " + e.getMessage(), e);
}
}
String host = getRepository().getHost();
int port =
repository.getPort() == WagonConstants.UNKNOWN_PORT
? ScpHelper.DEFAULT_SSH_PORT
: repository.getPort();
try {
String userName = authenticationInfo.getUserName();
if (userName == null) {
userName = System.getProperty("user.name");
}
session = sch.getSession(userName, host, port);
session.setTimeout(getTimeout());
} catch (JSchException e) {
throw new AuthenticationException("Cannot connect. Reason: " + e.getMessage(), e);
}
Proxy proxy = null;
ProxyInfo proxyInfo = getProxyInfo(ProxyInfo.PROXY_SOCKS5, getRepository().getHost());
if (proxyInfo != null && proxyInfo.getHost() != null) {
proxy = new ProxySOCKS5(proxyInfo.getHost(), proxyInfo.getPort());
((ProxySOCKS5) proxy).setUserPasswd(proxyInfo.getUserName(), proxyInfo.getPassword());
} else {
proxyInfo = getProxyInfo(ProxyInfo.PROXY_HTTP, getRepository().getHost());
if (proxyInfo != null && proxyInfo.getHost() != null) {
proxy = new ProxyHTTP(proxyInfo.getHost(), proxyInfo.getPort());
((ProxyHTTP) proxy).setUserPasswd(proxyInfo.getUserName(), proxyInfo.getPassword());
} else {
// Backwards compatibility
proxyInfo = getProxyInfo(getRepository().getProtocol(), getRepository().getHost());
if (proxyInfo != null && proxyInfo.getHost() != null) {
// if port == 1080 we will use SOCKS5 Proxy, otherwise will use HTTP Proxy
if (proxyInfo.getPort() == SOCKS5_PROXY_PORT) {
proxy = new ProxySOCKS5(proxyInfo.getHost(), proxyInfo.getPort());
((ProxySOCKS5) proxy).setUserPasswd(proxyInfo.getUserName(), proxyInfo.getPassword());
} else {
proxy = new ProxyHTTP(proxyInfo.getHost(), proxyInfo.getPort());
((ProxyHTTP) proxy).setUserPasswd(proxyInfo.getUserName(), proxyInfo.getPassword());
}
}
}
}
session.setProxy(proxy);
// username and password will be given via UserInfo interface.
UserInfo ui = new WagonUserInfo(authenticationInfo, getInteractiveUserInfo());
if (uIKeyboardInteractive != null) {
ui = new UserInfoUIKeyboardInteractiveProxy(ui, uIKeyboardInteractive);
}
Properties config = new Properties();
if (getKnownHostsProvider() != null) {
try {
String contents = getKnownHostsProvider().getContents();
if (contents != null) {
sch.setKnownHosts(new StringInputStream(contents));
}
} catch (JSchException e) {
// continue without known_hosts
}
config.setProperty("StrictHostKeyChecking", getKnownHostsProvider().getHostKeyChecking());
}
if (authenticationInfo.getPassword() != null) {
config.setProperty(
"PreferredAuthentications", "gssapi-with-mic,publickey,password,keyboard-interactive");
}
config.setProperty("BatchMode", interactive ? "no" : "yes");
session.setConfig(config);
session.setUserInfo(ui);
StringWriter stringWriter = new StringWriter();
try {
session.connect();
if (getKnownHostsProvider() != null) {
PrintWriter w = new PrintWriter(stringWriter);
HostKeyRepository hkr = sch.getHostKeyRepository();
HostKey[] keys = hkr.getHostKey();
for (int i = 0; keys != null && i < keys.length; i++) {
HostKey key = keys[i];
w.println(key.getHost() + " " + key.getType() + " " + key.getKey());
}
}
} catch (JSchException e) {
if (e.getMessage().startsWith("UnknownHostKey:")
|| e.getMessage().startsWith("reject HostKey:")) {
throw new UnknownHostException(host, e);
} else if (e.getMessage().contains("HostKey has been changed")) {
throw new KnownHostChangedException(host, e);
} else {
throw new AuthenticationException("Cannot connect. Reason: " + e.getMessage(), e);
}
}
try {
getKnownHostsProvider().storeKnownHosts(stringWriter.toString());
} catch (IOException e) {
closeConnection();
throw new AuthenticationException(
"Connection aborted - failed to write to known_hosts. Reason: " + e.getMessage(), e);
}
}
