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Static username and password authentication added as a launcher option #286

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Static username and password authentication added as a launcher option #286

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38 changes: 30 additions & 8 deletions src/main/java/org/littleshoot/proxy/Launcher.java
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Original file line number Diff line number Diff line change
@@ -1,5 +1,9 @@
package org.littleshoot.proxy;

import java.io.File;
import java.net.InetSocketAddress;
import java.util.Arrays;

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.HelpFormatter;
Expand All @@ -12,20 +16,18 @@
import org.littleshoot.proxy.extras.SelfSignedMitmManager;
import org.littleshoot.proxy.impl.DefaultHttpProxyServer;
import org.littleshoot.proxy.impl.ProxyUtils;
import org.littleshoot.proxy.impl.StaticProxyAuthenticator;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import java.io.File;
import java.net.InetSocketAddress;
import java.util.Arrays;

/**
* Launches a new HTTP proxy.
*/
public class Launcher {

private static final Logger LOG = LoggerFactory.getLogger(Launcher.class);

private static final String DEFAULT_REALM = "LittleProxy";

private static final String OPTION_DNSSEC = "dnssec";

private static final String OPTION_PORT = "port";
Expand All @@ -36,9 +38,15 @@ public class Launcher {

private static final String OPTION_NIC = "nic";

private static final String OPTION_REALM = "realm";

private static final String OPTION_USERNAME = "username";

private static final String OPTION_PASSWORD = "password";

/**
* Starts the proxy from the command line.
*
*
* @param args
* Any command line arguments.
*/
Expand All @@ -53,7 +61,13 @@ public static void main(final String... args) {
options.addOption(null, OPTION_HELP, false,
"Display command line help.");
options.addOption(null, OPTION_MITM, false, "Run as man in the middle.");

options.addOption(null, OPTION_USERNAME, true,
"Use a static authenticator with the speficied username.");
options.addOption(null, OPTION_PASSWORD, true,
"If " + OPTION_USERNAME + " is set then use this password, otherwise use a blank password.");
options.addOption(null, OPTION_REALM, true,
"If " + OPTION_USERNAME + " is set then use this realm, otherwise use '" + DEFAULT_REALM + "'.");

final CommandLineParser parser = new PosixParser();
final CommandLine cmd;
try {
Expand Down Expand Up @@ -98,11 +112,19 @@ public static void main(final String... args) {
bootstrap.withNetworkInterface(new InetSocketAddress(val, 0));
}

if (cmd.hasOption(OPTION_USERNAME)) {
LOG.info("Running with static authenticator");
final String userName = cmd.getOptionValue(OPTION_USERNAME);
final String password = cmd.hasOption(OPTION_PASSWORD) ? cmd.getOptionValue(OPTION_PASSWORD) : "";
final String realm = cmd.hasOption(OPTION_REALM) ? cmd.getOptionValue(OPTION_REALM) : DEFAULT_REALM;
bootstrap.withProxyAuthenticator(new StaticProxyAuthenticator(userName, password, realm));
}

if (cmd.hasOption(OPTION_MITM)) {
LOG.info("Running as Man in the Middle");
bootstrap.withManInTheMiddle(new SelfSignedMitmManager());
}

if (cmd.hasOption(OPTION_DNSSEC)) {
final String val = cmd.getOptionValue(OPTION_DNSSEC);
if (ProxyUtils.isTrue(val)) {
Expand Down
31 changes: 31 additions & 0 deletions src/main/java/org/littleshoot/proxy/impl/StaticProxyAuthenticator.java
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Original file line number Diff line number Diff line change
@@ -0,0 +1,31 @@
package org.littleshoot.proxy.impl;
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not sure about this package.


import org.littleshoot.proxy.ProxyAuthenticator;

/**
* Basic authenticator with static username and password
*/
public class StaticProxyAuthenticator implements ProxyAuthenticator {
private final String userName;

private final String password;

private final String realm;

public StaticProxyAuthenticator(String userName, String password, String realm) {
super();
this.userName = userName;
this.password = password;
this.realm = realm;
}

@Override
public boolean authenticate(String userName, String password) {
return this.userName.equals(userName) && this.password.equals(password);
}

@Override
public String getRealm() {
return realm;
}
}