public static String perConnectionAuthorizationHeader(
Request request, ProxyServer proxyServer, Realm realm) {
String authorizationHeader = null;
if (realm != null && realm.getUsePreemptiveAuth()) {
switch (realm.getScheme()) {
case NTLM:
String msg = NtlmEngine.INSTANCE.generateType1Msg();
authorizationHeader = "NTLM " + msg;
break;
case KERBEROS:
case SPNEGO:
String host;
if (proxyServer != null) host = proxyServer.getHost();
else if (request.getVirtualHost() != null) host = request.getVirtualHost();
else host = request.getUri().getHost();
authorizationHeader = "Negotiate " + SpnegoEngine.instance().generateToken(host);
break;
default:
break;
}
}
return authorizationHeader;
}
private void ntlmChallenge(
String authenticateHeader, //
Request request, //
HttpHeaders headers, //
Realm realm, //
NettyResponseFuture<?> future) {
if (authenticateHeader.equals("NTLM")) {
// server replied bare NTLM => we didn't preemptively sent Type1Msg
String challengeHeader = NtlmEngine.INSTANCE.generateType1Msg();
// FIXME we might want to filter current NTLM and add (leave other
// Authorization headers untouched)
headers.set(HttpHeaders.Names.AUTHORIZATION, "NTLM " + challengeHeader);
future.getInAuth().set(false);
} else {
String serverChallenge = authenticateHeader.substring("NTLM ".length()).trim();
String challengeHeader =
NtlmEngine.INSTANCE.generateType3Msg(
realm.getPrincipal(),
realm.getPassword(),
realm.getNtlmDomain(),
realm.getNtlmHost(),
serverChallenge);
// FIXME we might want to filter current NTLM and add (leave other
// Authorization headers untouched)
headers.set(HttpHeaders.Names.AUTHORIZATION, "NTLM " + challengeHeader);
}
}
public static String perConnectionProxyAuthorizationHeader(
Request request, ProxyServer proxyServer, boolean connect) {
String proxyAuthorization = null;
if (connect) {
List<String> auth = getProxyAuthorizationHeader(request);
String ntlmHeader = getNTLM(auth);
if (ntlmHeader != null) {
proxyAuthorization = ntlmHeader;
}
} else if (proxyServer != null
&& proxyServer.getPrincipal() != null
&& proxyServer.getScheme().isLikeNtlm()) {
List<String> auth = getProxyAuthorizationHeader(request);
if (getNTLM(auth) == null) {
String msg = NtlmEngine.INSTANCE.generateType1Msg();
proxyAuthorization = "NTLM " + msg;
}
}
return proxyAuthorization;
}