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package com.sun.enterprise.security;
import com.sun.enterprise.security.ssl.SSLUtils;
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.io.IOException;
import java.lang.reflect.Array;
import java.lang.reflect.Method;
import java.util.Arrays;
import java.util.logging.*;
import javax.security.auth.callback.*;
import com.sun.enterprise.util.LocalStringManagerImpl;
import com.sun.logging.*;
import java.io.InputStream;
import java.io.PushbackInputStream;
import org.glassfish.internal.api.Globals;
/**
* This implementation of LoginDialog
* If these are not set, then it queries the user in the command window.
*
* @author Harish Prabandham
*/
public final class TextLoginDialog implements LoginDialog {
private static Logger _logger = null;
static {
_logger = SecurityLoggerInfo.getLogger();
}
private String username = null;
private char[] password = null;
private static LocalStringManagerImpl localStrings =
new LocalStringManagerImpl(TextLoginDialog.class);
public TextLoginDialog(Callback[] callbacks) {
try {
for (int i = 0; i < callbacks.length; i++) {
if (callbacks[i] instanceof NameCallback) {
NameCallback nc = (NameCallback) callbacks[i];
System.err.print(nc.getPrompt());
if (nc.getDefaultName() != null) {
System.err.print("[" + nc.getDefaultName() + "]: ");
} else {
System.err.print(": ");
}
System.err.flush();
username = (new BufferedReader(new InputStreamReader(System.in))).readLine();
if ((nc.getDefaultName() != null) && ((username == null) || (username.trim().length() == 0))) {
username = nc.getDefaultName();
}
nc.setName(username);
} else if (callbacks[i] instanceof PasswordCallback) {
PasswordCallback pc = (PasswordCallback) callbacks[i];
char[] passwd = null;
Object consoleObj = null;
Method readPasswordMethod = null;
try {
Method consoleMethod = System.class.getMethod("console");
consoleObj = consoleMethod.invoke(null);
readPasswordMethod =
consoleObj.getClass().getMethod(
"readPassword", String.class,
Array.newInstance(Object.class, 1).getClass());
} catch (Exception ex) {
}
if (consoleObj != null && readPasswordMethod != null) {
passwd = (char[]) readPasswordMethod.invoke(
consoleObj, "%s",
new Object[]{pc.getPrompt()});
} else {
System.err.print(pc.getPrompt());
System.err.flush();
passwd = readPassword(System.in);
}
if (passwd != null) {
pc.setPassword(passwd);
Arrays.fill(passwd, ' ');
}
} else if (callbacks[i] instanceof ChoiceCallback) {
ChoiceCallback cc = (ChoiceCallback) callbacks[i];
/* Get the keystore password to see if the user is
* authorized to see the list of certificates
*/
String lbl = (localStrings.getLocalString("enterprise.security.keystore",
"Enter the KeyStore Password "));
SSLUtils sslUtils = Globals.get(SSLUtils.class);
System.out.println(lbl
+ " : (max 3 tries)");
int cnt = 0;
for (cnt = 0; cnt < 3; cnt++) {
// Let the user try putting password thrice
System.out.println(lbl + " : ");
String s = (new BufferedReader(new InputStreamReader(System.in))).readLine();
if (s != null) {
char[] kp = s.toCharArray();
if (sslUtils.verifyMasterPassword(kp)) {
break;
} else {
String errmessage = localStrings.getLocalString("enterprise.security.IncorrectKeystorePassword", "Incorrect Keystore Password");
System.err.println(errmessage);
}
Arrays.fill(kp, ' ');
}
}
if (cnt >= 3) {
cc.setSelectedIndex(-1);
} else {
System.err.println(cc.getPrompt());
System.err.flush();
String[] choices = cc.getChoices();
for (int j = 0; j < choices.length; j++) {
System.err.print("[" + j + "] ");
System.err.println(choices[j]);
}
String line =
(new BufferedReader(new InputStreamReader(System.in))).readLine();
if (line != null) {
int sel = new Integer(line).intValue();
cc.setSelectedIndex(sel);
}
}
}
}
} catch (Exception e) {
_logger.log(Level.SEVERE,
SecurityLoggerInfo.usernamePasswordEnteringSecurityError, e);
}
}
/**
* @return The username of the user.
*/
public String getUserName() {
return username;
}
/**
*@return The password of the user in plain text...
*/
public final char[] getPassword() {
return (password == null) ? null : Arrays.copyOf(password, password.length);
}
private static char[] readPassword(InputStream in) throws IOException {
char[] lineBuffer;
char[] buf;
int i;
buf = lineBuffer = new char[128];
int room = buf.length;
int offset = 0;
int c;
loop:
while (true) {
switch (c = in.read()) {
case -1:
case '\n':
break loop;
case '\r':
int c2 = in.read();
if ((c2 != '\n') && (c2 != -1)) {
if (!(in instanceof PushbackInputStream)) {
in = new PushbackInputStream(in);
}
((PushbackInputStream) in).unread(c2);
} else {
break loop;
}
default:
if (--room < 0) {
buf = new char[offset + 128];
room = buf.length - offset - 1;
System.arraycopy(lineBuffer, 0, buf, 0, offset);
Arrays.fill(lineBuffer, ' ');
lineBuffer = buf;
}
buf[offset++] = (char) c;
break;
}
}
if (offset == 0) {
return null;
}
char[] ret = new char[offset];
System.arraycopy(buf, 0, ret, 0, offset);
Arrays.fill(buf, ' ');
return ret;
}
}