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// Copyright 2018 Yahoo Holdings. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.jdisc.http.filter.security.athenz;
import com.yahoo.container.jdisc.RequestHandlerTestDriver;
import com.yahoo.jdisc.Response;
import com.yahoo.jdisc.http.filter.DiscFilterRequest;
import com.yahoo.vespa.athenz.api.AthenzResourceName;
import com.yahoo.vespa.athenz.api.ZToken;
import com.yahoo.vespa.athenz.zpe.AuthorizationResult;
import com.yahoo.vespa.athenz.zpe.Zpe;
import org.junit.Test;
import org.mockito.Mockito;
import java.security.cert.X509Certificate;
import static com.yahoo.jdisc.http.filter.security.athenz.AthenzAuthorizationFilterConfig.CredentialsToVerify.Enum.ANY;
import static java.util.Collections.emptyList;
import static org.hamcrest.CoreMatchers.containsString;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertThat;
import static org.mockito.Mockito.when;
/**
* @author bjorncs
*/
public class AthenzAuthorizationFilterTest {
private static final AthenzResourceName RESOURCE_NAME = new AthenzResourceName("domain", "my-resource-name");
private static final String ACTION = "update";
private static final String HEADER_NAME = "Athenz-Role-Token";
private static final AthenzAuthorizationFilterConfig CONFIG = createConfig();
private static AthenzAuthorizationFilterConfig createConfig() {
return new AthenzAuthorizationFilterConfig(
new AthenzAuthorizationFilterConfig.Builder()
.roleTokenHeaderName(HEADER_NAME)
.credentialsToVerify(ANY));
}
@Test
public void accepts_valid_requests() {
AthenzAuthorizationFilter filter =
new AthenzAuthorizationFilter(
CONFIG, new StaticRequestResourceMapper(RESOURCE_NAME, ACTION), new AllowingZpe());
RequestHandlerTestDriver.MockResponseHandler responseHandler = new RequestHandlerTestDriver.MockResponseHandler();
filter.filter(createRequest(), responseHandler);
assertNull(responseHandler.getResponse());
}
@Test
public void returns_error_on_forbidden_requests() {
AthenzAuthorizationFilter filter =
new AthenzAuthorizationFilter(
CONFIG, new StaticRequestResourceMapper(RESOURCE_NAME, ACTION), new DenyingZpe());
RequestHandlerTestDriver.MockResponseHandler responseHandler = new RequestHandlerTestDriver.MockResponseHandler();
filter.filter(createRequest(), responseHandler);
Response response = responseHandler.getResponse();
assertNotNull(response);
assertEquals(403, response.getStatus());
String content = responseHandler.readAll();
assertThat(content, containsString(AuthorizationResult.DENY.getDescription()));
}
private static DiscFilterRequest createRequest() {
DiscFilterRequest request = Mockito.mock(DiscFilterRequest.class);
when(request.getHeader(HEADER_NAME)).thenReturn("v=Z1;d=domain;r=my-role;p=my-domain.my-service");
when(request.getMethod()).thenReturn("GET");
when(request.getRequestURI()).thenReturn("/my/path");
when(request.getQueryString()).thenReturn(null);
when(request.getClientCertificateChain()).thenReturn(emptyList());
return request;
}
static class AllowingZpe implements Zpe {
@Override
public AuthorizationResult checkAccessAllowed(ZToken roleToken, AthenzResourceName resourceName, String action) {
return AuthorizationResult.ALLOW;
}
@Override
public AuthorizationResult checkAccessAllowed(X509Certificate roleCertificate, AthenzResourceName resourceName, String action) {
return AuthorizationResult.ALLOW;
}
}
static class DenyingZpe implements Zpe {
@Override
public AuthorizationResult checkAccessAllowed(ZToken roleToken, AthenzResourceName resourceName, String action) {
return AuthorizationResult.DENY;
}
@Override
public AuthorizationResult checkAccessAllowed(X509Certificate roleCertificate, AthenzResourceName resourceName, String action) {
return AuthorizationResult.DENY;
}
}
}
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