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HADOOP-13316. Enforce Kerberos authentication for required ops in DelegationTokenAuthenticator. Contributed by Xiao Chen.

This commit is contained in:
Andrew Wang 2016-06-27 18:46:33 -07:00
parent 771f798edf
commit 7d2070493e
2 changed files with 103 additions and 2 deletions
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3
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/security/token/delegation/web/DelegationTokenAuthenticationHandler.java
View File

@ -179,7 +179,8 @@ public boolean managementOperation(AuthenticationToken token,
if (dtOp.getHttpMethod().equals(request.getMethod())) {
boolean doManagement;
if (dtOp.requiresKerberosCredentials() && token == null) {
token = authenticate(request, response);
// Don't authenticate via DT for DT ops.
token = authHandler.authenticate(request, response);
if (token == null) {
requestContinues = false;
doManagement = false;

102
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/security/token/delegation/web/TestDelegationTokenAuthenticationHandlerWithMocks.java
View File

@ -25,12 +25,13 @@
import org.apache.hadoop.security.authentication.server.AuthenticationToken;
import org.apache.hadoop.security.token.SecretManager;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.util.HttpExceptionUtils;
import org.codehaus.jackson.map.ObjectMapper;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.Timeout;
import org.mockito.Mockito;
import javax.servlet.ServletException;
@ -87,6 +88,9 @@ public AuthenticationToken authenticate(HttpServletRequest request,
private DelegationTokenAuthenticationHandler handler;
@Rule
public Timeout testTimeout = new Timeout(120000);
@Before
public void setUp() throws Exception {
Properties conf = new Properties();
@ -358,4 +362,100 @@ private void testInvalidDelegationTokenHeader() throws Exception {
Assert.assertTrue(writer.toString().contains("AuthenticationException"));
}
private String getToken() throws Exception {
DelegationTokenAuthenticator.DelegationTokenOperation op =
DelegationTokenAuthenticator.DelegationTokenOperation.
GETDELEGATIONTOKEN;
HttpServletRequest request = Mockito.mock(HttpServletRequest.class);
HttpServletResponse response = Mockito.mock(HttpServletResponse.class);
Mockito.when(request.getQueryString()).
thenReturn(DelegationTokenAuthenticator.OP_PARAM + "=" + op.toString());
Mockito.when(request.getMethod()).thenReturn(op.getHttpMethod());
AuthenticationToken token = Mockito.mock(AuthenticationToken.class);
Mockito.when(token.getUserName()).thenReturn("user");
Mockito.when(response.getWriter()).thenReturn(new PrintWriter(
new StringWriter()));
Assert.assertFalse(handler.managementOperation(token, request, response));
Mockito.when(request.getQueryString()).
thenReturn(DelegationTokenAuthenticator.OP_PARAM + "=" + op.toString() +
"&" + DelegationTokenAuthenticator.RENEWER_PARAM + "=" + null);
Mockito.reset(response);
Mockito.reset(token);
Mockito.when(token.getUserName()).thenReturn("user");
StringWriter writer = new StringWriter();
PrintWriter pwriter = new PrintWriter(writer);
Mockito.when(response.getWriter()).thenReturn(pwriter);
Assert.assertFalse(handler.managementOperation(token, request, response));
Mockito.verify(token).getUserName();
Mockito.verify(response).setStatus(HttpServletResponse.SC_OK);
Mockito.verify(response).setContentType(MediaType.APPLICATION_JSON);
pwriter.close();
String responseOutput = writer.toString();
String tokenLabel = DelegationTokenAuthenticator.
DELEGATION_TOKEN_JSON;
Assert.assertTrue(responseOutput.contains(tokenLabel));
Assert.assertTrue(responseOutput.contains(
DelegationTokenAuthenticator.DELEGATION_TOKEN_URL_STRING_JSON));
ObjectMapper jsonMapper = new ObjectMapper();
Map json = jsonMapper.readValue(responseOutput, Map.class);
json = (Map) json.get(tokenLabel);
String tokenStr;
tokenStr = (String) json.get(DelegationTokenAuthenticator.
DELEGATION_TOKEN_URL_STRING_JSON);
Token<DelegationTokenIdentifier> dt = new Token<DelegationTokenIdentifier>();
dt.decodeFromUrlString(tokenStr);
handler.getTokenManager().verifyToken(dt);
return tokenStr;
}
@Test
public void testCannotGetTokenUsingToken() throws Exception {
DelegationTokenAuthenticator.DelegationTokenOperation op =
DelegationTokenAuthenticator.DelegationTokenOperation.
GETDELEGATIONTOKEN;
HttpServletRequest request = Mockito.mock(HttpServletRequest.class);
Mockito.when(request.getMethod()).thenReturn(op.getHttpMethod());
HttpServletResponse response = Mockito.mock(HttpServletResponse.class);
Mockito.when(response.getWriter()).thenReturn(new PrintWriter(
new StringWriter()));
String tokenStr = getToken();
// Try get a new token using the fetched token, should get 401.
Mockito.when(request.getQueryString()).
thenReturn(DelegationTokenAuthenticator.OP_PARAM + "=" + op.toString() +
"&" + DelegationTokenAuthenticator.RENEWER_PARAM + "=" + null +
"&" + DelegationTokenAuthenticator.DELEGATION_PARAM + "=" + tokenStr);
Mockito.reset(response);
StringWriter writer = new StringWriter();
PrintWriter pwriter = new PrintWriter(writer);
Mockito.when(response.getWriter()).thenReturn(pwriter);
Assert.assertFalse(handler.managementOperation(null, request, response));
Mockito.verify(response).setStatus(HttpServletResponse.SC_UNAUTHORIZED);
}
@Test
public void testCannotRenewTokenUsingToken() throws Exception {
DelegationTokenAuthenticator.DelegationTokenOperation op =
DelegationTokenAuthenticator.DelegationTokenOperation.
RENEWDELEGATIONTOKEN;
HttpServletRequest request = Mockito.mock(HttpServletRequest.class);
Mockito.when(request.getMethod()).thenReturn(op.getHttpMethod());
HttpServletResponse response = Mockito.mock(HttpServletResponse.class);
Mockito.when(response.getWriter()).thenReturn(new PrintWriter(
new StringWriter()));
String tokenStr = getToken();
// Try renew a token using itself, should get 401.
Mockito.when(request.getQueryString()).
thenReturn(DelegationTokenAuthenticator.OP_PARAM + "=" + op.toString() +
"&" + DelegationTokenAuthenticator.TOKEN_PARAM + "=" + tokenStr +
"&" + DelegationTokenAuthenticator.DELEGATION_PARAM + "=" + tokenStr);
Mockito.reset(response);
StringWriter writer = new StringWriter();
PrintWriter pwriter = new PrintWriter(writer);
Mockito.when(response.getWriter()).thenReturn(pwriter);
Assert.assertFalse(handler.managementOperation(null, request, response));
Mockito.verify(response).setStatus(HttpServletResponse.SC_UNAUTHORIZED);
}
}