added kerberos config

client/src/test/java/io/split/service/HTTPKerberosAuthIntercepterTest.java

@@ -28,6 +28,8 @@ public class HTTPKerberosAuthIntercepterTest {
 
     @Test
     public void testBasicFlow() throws Exception {
+        System.setProperty("java.security.krb5.conf", "src/test/resources/krb5.conf");
+
         HTTPKerberosAuthInterceptor kerberosAuthInterceptor = mock(HTTPKerberosAuthInterceptor.class);
         LoginContext loginContext = PowerMockito.mock(LoginContext.class);
         when(kerberosAuthInterceptor.getLoginContext(any())).thenReturn((loginContext));
@@ -47,7 +49,7 @@ public void testBasicFlow() throws Exception {
         subject.getPrivateCredentials().add(new KerberosPrincipal("name"));
 
         doCallRealMethod().when(kerberosAuthInterceptor).getClientPrincipalName();
-        assertThat(kerberosAuthInterceptor.getClientPrincipalName(), is(equalTo("bilal@EXAMPLE.COM"))) ;
+        assertThat(kerberosAuthInterceptor.getClientPrincipalName(), is(equalTo("bilal@ATHENA.MIT.EDU"))) ;
         verify(loginContext, times(2)).getSubject();
 
         when(kerberosAuthInterceptor.buildAuthorizationHeader(any())).thenReturn("secured-token");

client/src/test/resources/krb5.conf

@@ -0,0 +1,37 @@
+#
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+[libdefaults]
+    kdc_realm = ATHENA.MIT.EDU
+    default_realm = ATHENA.MIT.EDU
+    kdc_tcp_port = 88
+    kdc_udp_port = 88
+    dns_lookup_realm = false
+    dns_lookup_kdc = false
+    udp_preference_limit = 1
+
+[logging]
+  default = FILE:/var/logs/krb5kdc.log
+
+[realms]
+    ATHENA.MIT.EDU = {
+#        kdc = 10.12.4.76:88
+#        kdc = tcp/10.12.4.76:88
+#        kdc = tcp/192.168.1.19:88
+        kdc = 192.168.1.19:88
+    }