diff options
Diffstat (limited to 'qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainSaslServer.java')
-rw-r--r-- | qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainSaslServer.java | 68 |
1 files changed, 37 insertions, 31 deletions
diff --git a/qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainSaslServer.java b/qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainSaslServer.java index 847a3a34ce..a811806c00 100644 --- a/qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainSaslServer.java +++ b/qpid/java/broker/src/main/java/org/apache/qpid/server/security/auth/sasl/plain/PlainSaslServer.java @@ -20,16 +20,14 @@ */ package org.apache.qpid.server.security.auth.sasl.plain; -import java.io.IOException; - import javax.security.auth.callback.Callback; import javax.security.auth.callback.CallbackHandler; import javax.security.auth.callback.NameCallback; -import javax.security.auth.callback.PasswordCallback; import javax.security.auth.callback.UnsupportedCallbackException; import javax.security.sasl.AuthorizeCallback; import javax.security.sasl.SaslException; import javax.security.sasl.SaslServer; +import java.io.IOException; public class PlainSaslServer implements SaslServer { @@ -53,57 +51,65 @@ public class PlainSaslServer implements SaslServer public byte[] evaluateResponse(byte[] response) throws SaslException { - try + int authzidNullPosition = findNullPosition(response, 0); + if (authzidNullPosition < 0) { - int authzidNullPosition = findNullPosition(response, 0); - if (authzidNullPosition < 0) - { - throw new SaslException("Invalid PLAIN encoding, authzid null terminator not found"); - } - int authcidNullPosition = findNullPosition(response, authzidNullPosition + 1); - if (authcidNullPosition < 0) - { - throw new SaslException("Invalid PLAIN encoding, authcid null terminator not found"); - } + throw new SaslException("Invalid PLAIN encoding, authzid null terminator not found"); + } + int authcidNullPosition = findNullPosition(response, authzidNullPosition + 1); + if (authcidNullPosition < 0) + { + throw new SaslException("Invalid PLAIN encoding, authcid null terminator not found"); + } + + PlainPasswordCallback passwordCb; + AuthorizeCallback authzCb; + try + { // we do not currently support authcid in any meaningful way - // String authcid = new String(response, 0, authzidNullPosition, "utf8"); String authzid = new String(response, authzidNullPosition + 1, authcidNullPosition - authzidNullPosition - 1, "utf8"); // TODO: should not get pwd as a String but as a char array... int passwordLen = response.length - authcidNullPosition - 1; String pwd = new String(response, authcidNullPosition + 1, passwordLen, "utf8"); - + // we do not care about the prompt but it throws if null NameCallback nameCb = new NameCallback("prompt", authzid); - PlainPasswordCallback passwordCb = new PlainPasswordCallback("prompt", false, pwd); - AuthorizeCallback authzCb = new AuthorizeCallback(authzid, authzid); + passwordCb = new PlainPasswordCallback("prompt", false, pwd); + authzCb = new AuthorizeCallback(authzid, authzid); Callback[] callbacks = new Callback[]{nameCb, passwordCb, authzCb}; _cbh.handle(callbacks); - if (passwordCb.isAuthenticated()) - { - _complete = true; - } - if (authzCb.isAuthorized() && _complete) - { - _authorizationId = authzCb.getAuthenticationID(); - return null; - } - else - { - throw new SaslException("Authentication failed"); - } } catch (IOException e) { + if(e instanceof SaslException) + { + throw (SaslException) e; + } throw new SaslException("Error processing data: " + e, e); } catch (UnsupportedCallbackException e) { throw new SaslException("Unable to obtain data from callback handler: " + e, e); } + + if (passwordCb.isAuthenticated()) + { + _complete = true; + } + + if (authzCb.isAuthorized() && _complete) + { + _authorizationId = authzCb.getAuthenticationID(); + return null; + } + else + { + throw new SaslException("Authentication failed"); + } } |