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-rw-r--r--policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java2
-rw-r--r--policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java2
-rw-r--r--policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlExceptionMapper.java55
-rw-r--r--policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlMessageBodyHandler.java25
-rw-r--r--policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/JsonExceptionMapperTest.java2
-rw-r--r--policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/RestServerTest.java144
-rw-r--r--policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlExceptionMapperTest.java50
-rw-r--r--policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlMessageBodyHandlerTest.java13
8 files changed, 232 insertions, 61 deletions
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java
index 9ee72f03..55b3a0d5 100644
--- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/JsonExceptionMapper.java
@@ -42,7 +42,7 @@ public class JsonExceptionMapper implements ExceptionMapper<JsonSyntaxException>
@Override
public Response toResponse(JsonSyntaxException exception) {
logger.warn("invalid JSON request", exception);
- return Response.status(Response.Status.BAD_REQUEST).entity(new SimpleResponse("Invalid JSON request")).build();
+ return Response.status(Response.Status.BAD_REQUEST).entity(new SimpleResponse("Invalid request")).build();
}
@Getter
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java
index decf95f9..43e39d33 100644
--- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/RestServer.java
@@ -100,7 +100,7 @@ public class RestServer extends ServiceManagerContainer {
String.valueOf(restServerParameters.isAaf()));
props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SERIALIZATION_PROVIDER,
String.join(",", GsonMessageBodyHandler.class.getName(), YamlMessageBodyHandler.class.getName(),
- JsonExceptionMapper.class.getName()));
+ JsonExceptionMapper.class.getName(), YamlExceptionMapper.class.getName()));
return props;
}
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlExceptionMapper.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlExceptionMapper.java
new file mode 100644
index 00000000..ac96cab0
--- /dev/null
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlExceptionMapper.java
@@ -0,0 +1,55 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.endpoints.http.server;
+
+import javax.ws.rs.Produces;
+import javax.ws.rs.core.Response;
+import javax.ws.rs.ext.ExceptionMapper;
+import javax.ws.rs.ext.Provider;
+import lombok.Getter;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.yaml.snakeyaml.error.YAMLException;
+
+/**
+ * Catches JSON exceptions when decoding a REST request and converts them from an HTTP 500
+ * error code to an HTTP 400 error code.
+ */
+@Provider
+@Produces("application/yaml")
+public class YamlExceptionMapper implements ExceptionMapper<YAMLException> {
+ private static Logger logger = LoggerFactory.getLogger(YamlExceptionMapper.class);
+
+ @Override
+ public Response toResponse(YAMLException exception) {
+ logger.warn("invalid YAML request", exception);
+ return Response.status(Response.Status.BAD_REQUEST).entity(new SimpleResponse("Invalid request")).build();
+ }
+
+ @Getter
+ private static class SimpleResponse {
+ private String errorDetails;
+
+ public SimpleResponse(String errorDetails) {
+ this.errorDetails = errorDetails;
+ }
+ }
+}
diff --git a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlMessageBodyHandler.java b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlMessageBodyHandler.java
index ab09c1a6..36418e4a 100644
--- a/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlMessageBodyHandler.java
+++ b/policy-endpoints/src/main/java/org/onap/policy/common/endpoints/http/server/YamlMessageBodyHandler.java
@@ -20,11 +20,13 @@
package org.onap.policy.common.endpoints.http.server;
+import com.google.gson.JsonSyntaxException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
+import java.io.Reader;
import java.lang.annotation.Annotation;
import java.lang.reflect.Type;
import java.nio.charset.StandardCharsets;
@@ -39,6 +41,7 @@ import org.onap.policy.common.utils.coder.CoderException;
import org.onap.policy.common.utils.coder.StandardYamlCoder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
+import org.yaml.snakeyaml.error.YAMLException;
/**
* Provider that serializes and de-serializes JSON via gson.
@@ -72,7 +75,7 @@ public class YamlMessageBodyHandler implements MessageBodyReader<Object>, Messag
MultivaluedMap<String, Object> httpHeaders, OutputStream entityStream) throws IOException {
try (OutputStreamWriter writer = new OutputStreamWriter(entityStream, StandardCharsets.UTF_8)) {
- new StandardYamlCoder().encode(writer, object);
+ new MyYamlCoder().encode(writer, object);
} catch (CoderException e) {
throw new IOException(e);
@@ -101,10 +104,24 @@ public class YamlMessageBodyHandler implements MessageBodyReader<Object>, Messag
try (InputStreamReader streamReader = new InputStreamReader(entityStream, StandardCharsets.UTF_8)) {
Class<?> clazz = (Class<?>) genericType;
- return new StandardYamlCoder().decode(streamReader, clazz);
+ return new MyYamlCoder().decode(streamReader, clazz);
+ }
+ }
- } catch (CoderException e) {
- throw new IOException(e);
+ /**
+ * Yaml coder that yields YAMLException on input so that the http servlet can identify
+ * it and generate a bad-request status code. Only the {@link #decode(Reader, Class)}
+ * method must be overridden.
+ */
+ private static class MyYamlCoder extends StandardYamlCoder {
+ @Override
+ public <T> T decode(Reader source, Class<T> clazz) {
+ try {
+ return fromJson(source, clazz);
+
+ } catch (JsonSyntaxException e) {
+ throw new YAMLException(e);
+ }
}
}
}
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/JsonExceptionMapperTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/JsonExceptionMapperTest.java
index 3efbf85f..59ce0c1c 100644
--- a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/JsonExceptionMapperTest.java
+++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/JsonExceptionMapperTest.java
@@ -44,7 +44,7 @@ public class JsonExceptionMapperTest {
Response resp = mapper.toResponse(ex);
assertEquals(Response.Status.BAD_REQUEST.getStatusCode(), resp.getStatus());
- assertEquals("{'errorDetails':'Invalid JSON request'}".replace('\'', '"'),
+ assertEquals("{'errorDetails':'Invalid request'}".replace('\'', '"'),
new StandardCoder().encode(resp.getEntity()));
}
}
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/RestServerTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/RestServerTest.java
index ee28b96d..cd40f012 100644
--- a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/RestServerTest.java
+++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/RestServerTest.java
@@ -20,6 +20,7 @@
package org.onap.policy.common.endpoints.http.server.test;
+import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
@@ -34,6 +35,7 @@ import java.io.IOException;
import java.io.PrintWriter;
import java.net.HttpURLConnection;
import java.net.URL;
+import java.nio.charset.StandardCharsets;
import java.util.Arrays;
import java.util.Base64;
import java.util.Properties;
@@ -45,7 +47,7 @@ import javax.ws.rs.Produces;
import javax.ws.rs.core.MediaType;
import javax.ws.rs.core.Response;
import lombok.Getter;
-import org.junit.After;
+import org.apache.commons.io.IOUtils;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
@@ -56,6 +58,7 @@ import org.onap.policy.common.endpoints.http.server.HttpServletServerFactory;
import org.onap.policy.common.endpoints.http.server.JsonExceptionMapper;
import org.onap.policy.common.endpoints.http.server.RestServer;
import org.onap.policy.common.endpoints.http.server.RestServer.Factory;
+import org.onap.policy.common.endpoints.http.server.YamlExceptionMapper;
import org.onap.policy.common.endpoints.http.server.YamlMessageBodyHandler;
import org.onap.policy.common.endpoints.http.server.aaf.AafAuthFilter;
import org.onap.policy.common.endpoints.parameters.RestServerParameters;
@@ -66,6 +69,7 @@ import org.onap.policy.common.utils.network.NetworkUtil;
import org.powermock.reflect.Whitebox;
public class RestServerTest {
+ private static final String APPLICATION_YAML = "application/yaml";
private static final String SERVER1 = "my-server-A";
private static final String SERVER2 = "my-server-B";
private static final String FACTORY_FIELD = "factory";
@@ -74,24 +78,56 @@ public class RestServerTest {
private static final String PASS = "my-pass";
private static final Integer PORT = 9876;
private static final String USER = "my-user";
+
private static Factory saveFactory;
+ private static RestServer realRest;
+ private static int realPort;
+ private static RestServerParameters params;
- private RestServer realRest;
private RestServer rest;
private HttpServletServer server1;
private HttpServletServer server2;
private Factory factory;
private HttpServletServerFactory serverFactory;
- private RestServerParameters params;
+ private String errorMsg;
+ /**
+ * Starts the REST server.
+ * @throws Exception if an error occurs
+ */
@BeforeClass
- public static void setUpBeforeClass() {
+ public static void setUpBeforeClass() throws Exception {
saveFactory = Whitebox.getInternalState(RestServer.class, FACTORY_FIELD);
+
+ realPort = NetworkUtil.allocPort();
+
+ initRealParams();
+
+ realRest = new RestServer(params, null, RealProvider.class) {
+ @Override
+ protected Properties getServerProperties(RestServerParameters restServerParameters, String names) {
+ Properties props = super.getServerProperties(restServerParameters, names);
+
+ String svcpfx = PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
+ + restServerParameters.getName();
+ props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SWAGGER_SUFFIX, "false");
+
+ return props;
+ }
+ };
+
+ realRest.start();
+ assertTrue(NetworkUtil.isTcpPortOpen(params.getHost(), params.getPort(), 100, 100));
}
+ /**
+ * Restores the factory and stops the REST server.
+ */
@AfterClass
public static void tearDownAfterClass() {
Whitebox.setInternalState(RestServer.class, FACTORY_FIELD, saveFactory);
+
+ realRest.stop();
}
/**
@@ -103,7 +139,8 @@ public class RestServerTest {
server2 = mock(HttpServletServer.class);
factory = mock(Factory.class);
serverFactory = mock(HttpServletServerFactory.class);
- params = mock(RestServerParameters.class);
+
+ initParams();
when(factory.getServerFactory()).thenReturn(serverFactory);
when(serverFactory.build(any())).thenReturn(Arrays.asList(server1, server2));
@@ -111,27 +148,7 @@ public class RestServerTest {
when(server1.getName()).thenReturn(SERVER1);
when(server2.getName()).thenReturn(SERVER2);
- when(params.getHost()).thenReturn(HOST);
- when(params.getName()).thenReturn(PARAM_NAME);
- when(params.getPassword()).thenReturn(PASS);
- when(params.getPort()).thenReturn(PORT);
- when(params.getUserName()).thenReturn(USER);
- when(params.isAaf()).thenReturn(true);
- when(params.isHttps()).thenReturn(true);
-
Whitebox.setInternalState(RestServer.class, FACTORY_FIELD, factory);
-
- realRest = null;
- }
-
- /**
- * Stops the rest server.
- */
- @After
- public void tearDown() {
- if (realRest != null) {
- realRest.stop();
- }
}
@Test
@@ -213,41 +230,33 @@ public class RestServerTest {
assertEquals("true", props.getProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_HTTPS_SUFFIX));
assertEquals("true", props.getProperty(svcpfx + PolicyEndPointProperties.PROPERTY_AAF_SUFFIX));
assertEquals(String.join(",", GsonMessageBodyHandler.class.getName(), YamlMessageBodyHandler.class.getName(),
- JsonExceptionMapper.class.getName()),
+ JsonExceptionMapper.class.getName(), YamlExceptionMapper.class.getName()),
props.getProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SERIALIZATION_PROVIDER));
}
@Test
public void testInvalidJson() throws Exception {
- when(params.getHost()).thenReturn("localhost");
- when(params.getPort()).thenReturn(NetworkUtil.allocPort());
- when(params.isHttps()).thenReturn(false);
- when(params.isAaf()).thenReturn(false);
-
- // use real factory
- Whitebox.setInternalState(RestServer.class, FACTORY_FIELD, saveFactory);
-
- realRest = new RestServer(params, null, RealProvider.class) {
- @Override
- protected Properties getServerProperties(RestServerParameters restServerParameters, String names) {
- Properties props = super.getServerProperties(restServerParameters, names);
-
- String svcpfx = PolicyEndPointProperties.PROPERTY_HTTP_SERVER_SERVICES + "."
- + restServerParameters.getName();
- props.setProperty(svcpfx + PolicyEndPointProperties.PROPERTY_HTTP_SWAGGER_SUFFIX, "false");
-
- return props;
- }
- };
-
- realRest.start();
- assertTrue(NetworkUtil.isTcpPortOpen(params.getHost(), params.getPort(), 100, 100));
+ initRealParams();
assertEquals(200, roundTrip(new StandardCoder().encode(new MyRequest())));
assertEquals(400, roundTrip("{'bogus-json'"));
+ assertThat(errorMsg).contains("Invalid request");
+ }
+
+ @Test
+ public void testInvalidYaml() throws Exception {
+ initRealParams();
+
+ assertEquals(200, roundTrip(new StandardCoder().encode(new MyRequest()), APPLICATION_YAML));
+ assertEquals(400, roundTrip("<bogus yaml", APPLICATION_YAML));
+ assertThat(errorMsg).contains("Invalid request");
}
private int roundTrip(String request) throws IOException {
+ return roundTrip(request, MediaType.APPLICATION_JSON);
+ }
+
+ private int roundTrip(String request, String mediaType) throws IOException {
URL url = new URL("http://" + params.getHost() + ":" + params.getPort() + "/request");
HttpURLConnection conn = (HttpURLConnection) url.openConnection();
conn.setDoInput(true);
@@ -255,14 +264,22 @@ public class RestServerTest {
conn.setRequestMethod("POST");
String auth = params.getUserName() + ":" + params.getPassword();
conn.setRequestProperty("Authorization", "Basic " + Base64.getEncoder().encodeToString(auth.getBytes()));
- conn.setRequestProperty("Content-type", MediaType.APPLICATION_JSON);
+ conn.setRequestProperty("Content-type", mediaType);
conn.connect();
try (PrintWriter wtr = new PrintWriter(conn.getOutputStream())) {
wtr.write(request);
}
- return conn.getResponseCode();
+ int code = conn.getResponseCode();
+
+ if (code == 200) {
+ errorMsg = "";
+ } else {
+ errorMsg = IOUtils.toString(conn.getErrorStream(), StandardCharsets.UTF_8);
+ }
+
+ return code;
}
@Test
@@ -277,6 +294,27 @@ public class RestServerTest {
assertNotNull(saveFactory.getServerFactory());
}
+ private static void initRealParams() {
+ initParams();
+
+ when(params.getHost()).thenReturn("localhost");
+ when(params.getPort()).thenReturn(realPort);
+ when(params.isHttps()).thenReturn(false);
+ when(params.isAaf()).thenReturn(false);
+ }
+
+ private static void initParams() {
+ params = mock(RestServerParameters.class);
+
+ when(params.getHost()).thenReturn(HOST);
+ when(params.getName()).thenReturn(PARAM_NAME);
+ when(params.getPassword()).thenReturn(PASS);
+ when(params.getPort()).thenReturn(PORT);
+ when(params.getUserName()).thenReturn(USER);
+ when(params.isAaf()).thenReturn(true);
+ when(params.isHttps()).thenReturn(true);
+ }
+
private static class Filter extends AafAuthFilter {
@Override
protected String getPermissionType(HttpServletRequest request) {
@@ -302,8 +340,8 @@ public class RestServerTest {
}
@Path("/")
- @Produces(MediaType.APPLICATION_JSON)
- @Consumes(MediaType.APPLICATION_JSON)
+ @Produces({MediaType.APPLICATION_JSON, APPLICATION_YAML})
+ @Consumes({MediaType.APPLICATION_JSON, APPLICATION_YAML})
public static class RealProvider {
@POST
@Path("/request")
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlExceptionMapperTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlExceptionMapperTest.java
new file mode 100644
index 00000000..96c23ed3
--- /dev/null
+++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlExceptionMapperTest.java
@@ -0,0 +1,50 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.common.endpoints.http.server.test;
+
+import static org.junit.Assert.assertEquals;
+
+import javax.ws.rs.core.Response;
+import org.junit.Before;
+import org.junit.Test;
+import org.onap.policy.common.endpoints.http.server.YamlExceptionMapper;
+import org.onap.policy.common.utils.coder.CoderException;
+import org.onap.policy.common.utils.coder.StandardYamlCoder;
+import org.yaml.snakeyaml.error.YAMLException;
+
+public class YamlExceptionMapperTest {
+ private YamlExceptionMapper mapper;
+
+ @Before
+ public void setUp() {
+ mapper = new YamlExceptionMapper();
+ }
+
+ @Test
+ public void testToResponse() throws CoderException {
+ YAMLException ex = new YAMLException("expected exception");
+ Response resp = mapper.toResponse(ex);
+
+ assertEquals(Response.Status.BAD_REQUEST.getStatusCode(), resp.getStatus());
+ assertEquals("errorDetails: Invalid request",
+ new StandardYamlCoder().encode(resp.getEntity()).trim());
+ }
+}
diff --git a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlMessageBodyHandlerTest.java b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlMessageBodyHandlerTest.java
index b8963e9b..0ddad0bf 100644
--- a/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlMessageBodyHandlerTest.java
+++ b/policy-endpoints/src/test/java/org/onap/policy/common/endpoints/http/server/test/YamlMessageBodyHandlerTest.java
@@ -36,6 +36,7 @@ import javax.ws.rs.core.MediaType;
import org.junit.Before;
import org.junit.Test;
import org.onap.policy.common.endpoints.http.server.YamlMessageBodyHandler;
+import org.yaml.snakeyaml.error.YAMLException;
public class YamlMessageBodyHandlerTest {
private static final String EXPECTED_EXCEPTION = "expected exception";
@@ -168,7 +169,17 @@ public class YamlMessageBodyHandlerTest {
};
assertThatThrownBy(() -> hdlr.readFrom(CLASS_OBJ, CLASS_OBJ, null, null, null, inpstr))
- .isInstanceOf(IOException.class);
+ .isInstanceOf(YAMLException.class);
+
+ inpstr.close();
+ }
+
+ @Test
+ public void testReadFrom_Invalid() throws Exception {
+ InputStream inpstr = new ByteArrayInputStream("plain text".getBytes());
+
+ assertThatThrownBy(() -> hdlr.readFrom(CLASS_OBJ, CLASS_OBJ, null, null, null, inpstr))
+ .isInstanceOf(YAMLException.class);
inpstr.close();
}