content: /*
   * 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.
   */
  
  package org.apache.ambari.server.view;
  
  import static org.easymock.EasyMock.anyObject;
  import static org.easymock.EasyMock.aryEq;
  import static org.easymock.EasyMock.createNiceMock;
  import static org.easymock.EasyMock.eq;
  import static org.easymock.EasyMock.expect;
  import static org.easymock.EasyMock.replay;
  import static org.easymock.EasyMock.verify;
  
  import java.io.ByteArrayInputStream;
  import java.io.InputStream;
  import java.net.HttpURLConnection;
  import java.util.Collections;
  import java.util.HashMap;
  import java.util.List;
  import java.util.Map;
  import java.util.Properties;
  
  import org.apache.ambari.server.configuration.Configuration;
  import org.apache.ambari.server.controller.internal.URLStreamProvider;
  import org.apache.ambari.view.ViewContext;
  import org.junit.Assert;
  import org.junit.Test;
  
  public class ViewURLStreamProviderTest {
  
    @Test
    public void testReadFrom() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
  
      replay(streamProvider, urlConnection, inputStream);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readFrom("spec", "requestMethod", "params", headers));
  
      verify(streamProvider, urlConnection, inputStream);
    }
  
    @Test
    public void testReadFromNullBody() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec"), eq("requestMethod"), aryEq((byte[]) null), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
  
      replay(streamProvider, urlConnection, inputStream);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readFrom("spec", "requestMethod", (String) null, headers));
  
      verify(streamProvider, urlConnection, inputStream);
    }
  
    @Test
    public void testReadAs() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec?doAs=joe"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
  
      replay(streamProvider, urlConnection, inputStream);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readAs("spec", "requestMethod", "params", headers, "joe"));
  
      verify(streamProvider, urlConnection, inputStream);
    }
  
    @Test
    public void testReadAsCurrent() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec?doAs=joe"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
      expect(viewContext.getUsername()).andReturn("joe").anyTimes();
  
      replay(streamProvider, urlConnection, inputStream, viewContext);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readAsCurrent("spec", "requestMethod", "params", headers));
  
      verify(streamProvider, urlConnection, inputStream, viewContext);
    }
  
    @Test
    public void testReadFromInputStream() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      InputStream body = new ByteArrayInputStream("params".getBytes());
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
  
      replay(streamProvider, urlConnection, inputStream);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readFrom("spec", "requestMethod", body, headers));
  
      verify(streamProvider, urlConnection, inputStream);
    }
  
    @Test
    public void testReadFromNullInputStreamBody() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec"), eq("requestMethod"), aryEq((byte[]) null), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
  
      replay(streamProvider, urlConnection, inputStream);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readFrom("spec", "requestMethod", (InputStream) null, headers));
  
      verify(streamProvider, urlConnection, inputStream);
    }
  
    @Test
    public void testReadAsInputStream() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      InputStream body = new ByteArrayInputStream("params".getBytes());
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec?doAs=joe"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
  
      replay(streamProvider, urlConnection, inputStream);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readAs("spec", "requestMethod", body, headers, "joe"));
  
      verify(streamProvider, urlConnection, inputStream);
    }
  
    @Test
    public void testReadAsCurrentInputStream() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      InputStream inputStream = createNiceMock(InputStream.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      InputStream body = new ByteArrayInputStream("params".getBytes());
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec?doAs=joe"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
      expect(urlConnection.getInputStream()).andReturn(inputStream);
      expect(viewContext.getUsername()).andReturn("joe").anyTimes();
  
      replay(streamProvider, urlConnection, inputStream, viewContext);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(inputStream, viewURLStreamProvider.readAsCurrent("spec", "requestMethod", body, headers));
  
      verify(streamProvider, urlConnection, inputStream, viewContext);
    }
  
    @Test
    public void testGetConnection() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec"),
                                       eq("requestMethod"),
                                       aryEq("params".getBytes()),
                                       eq(headerMap))).andReturn(urlConnection);
  
      replay(streamProvider, urlConnection);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(urlConnection, viewURLStreamProvider.getConnection("spec", "requestMethod", "params", headers));
  
      verify(streamProvider, urlConnection);
    }
  
    @Test
    public void testGetConnectionAs() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec?doAs=joe"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
  
      replay(streamProvider, urlConnection);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(urlConnection, viewURLStreamProvider.getConnectionAs("spec",
                                                                               "requestMethod",
                                                                               "params",
                                                                               headers,
                                                                               "joe"));
  
      verify(streamProvider, urlConnection);
    }
  
    @Test
    public void testGetConnectionCurrent() throws Exception {
  
      URLStreamProvider streamProvider = createNiceMock(URLStreamProvider.class);
      HttpURLConnection urlConnection = createNiceMock(HttpURLConnection.class);
      ViewContext viewContext = createNiceMock(ViewContext.class);
  
      Map<String, String> headers = new HashMap<>();
      headers.put("header", "headerValue");
  
      Map<String, List<String>> headerMap = new HashMap<>();
      headerMap.put("header", Collections.singletonList("headerValue"));
  
      expect(streamProvider.processURL(eq("spec?doAs=joe"), eq("requestMethod"), aryEq("params".getBytes()), eq(headerMap))).andReturn(urlConnection);
      expect(viewContext.getUsername()).andReturn("joe").anyTimes();
  
      replay(streamProvider, urlConnection, viewContext);
  
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(viewContext, streamProvider);
  
      Assert.assertEquals(urlConnection, viewURLStreamProvider.getConnectionAsCurrent("spec",
                                                                                      "requestMethod",
                                                                                      "params",
                                                                                      headers));
  
      verify(streamProvider, urlConnection, viewContext);
    }
  
    @Test
    public void testProxyRestriction() throws Exception {
      ViewURLStreamProvider viewURLStreamProvider = new ViewURLStreamProvider(null, null);
      Properties ambariProperties = new Properties();
      Configuration configuration = new Configuration(ambariProperties);
      Assert.assertEquals(
          Configuration.PROXY_ALLOWED_HOST_PORTS.getDefaultValue(),
          configuration.getProxyHostAndPorts());
      ViewURLStreamProvider.HostPortRestrictionHandler hprh =
          viewURLStreamProvider.new HostPortRestrictionHandler(
              configuration.getProxyHostAndPorts());
      Assert.assertFalse(hprh.proxyCallRestricted());
      Assert.assertTrue(hprh.allowProxy("host1.com", null));
      Assert.assertTrue(hprh.allowProxy(null, null));
      Assert.assertTrue(hprh.allowProxy("host1.com", " "));
      Assert.assertTrue(hprh.allowProxy("host1.com ", " "));
      Assert.assertTrue(hprh.allowProxy(" host1.com ", "8080"));
  
      ambariProperties = new Properties();
      ambariProperties.setProperty(Configuration.PROXY_ALLOWED_HOST_PORTS.getKey(), "");
      configuration = new Configuration(ambariProperties);
      hprh =
          viewURLStreamProvider.new HostPortRestrictionHandler(
              configuration.getProxyHostAndPorts());
      Assert.assertFalse(hprh.proxyCallRestricted());
      Assert.assertTrue(hprh.allowProxy("host1.com", null));
      Assert.assertTrue(hprh.allowProxy(null, null));
      Assert.assertTrue(hprh.allowProxy("host1.com", " "));
      Assert.assertTrue(hprh.allowProxy("host1.com ", " "));
      Assert.assertTrue(hprh.allowProxy(" host1.com ", "8080"));
  
      ambariProperties = new Properties();
      ambariProperties.setProperty(Configuration.PROXY_ALLOWED_HOST_PORTS.getKey(), "host1.com:*");
      configuration = new Configuration(ambariProperties);
      hprh =
          viewURLStreamProvider.new HostPortRestrictionHandler(
              configuration.getProxyHostAndPorts());
      Assert.assertTrue(hprh.proxyCallRestricted());
      Assert.assertTrue(hprh.allowProxy("host1.com", null));
      Assert.assertTrue(hprh.allowProxy(null, null));
      Assert.assertTrue(hprh.allowProxy("host1.com", "20"));
      Assert.assertFalse(hprh.allowProxy("host2.com ", " "));
      Assert.assertFalse(hprh.allowProxy(" host2.com ", "8080"));
  
      ambariProperties = new Properties();
      ambariProperties.setProperty(Configuration.PROXY_ALLOWED_HOST_PORTS.getKey(), " host1.com:80 ,host2.org:443, host2.org:22");
      configuration = new Configuration(ambariProperties);
      hprh =
          viewURLStreamProvider.new HostPortRestrictionHandler(
              configuration.getProxyHostAndPorts());
      Assert.assertTrue(hprh.proxyCallRestricted());
      Assert.assertTrue(hprh.allowProxy("host1.com", "80"));
      Assert.assertFalse(hprh.allowProxy("host1.com", "20"));
      Assert.assertFalse(hprh.allowProxy("host2.org", "404"));
      Assert.assertFalse(hprh.allowProxy("host2.com", "22"));
  
      ViewContext viewContext = createNiceMock(ViewContext.class);
      expect(viewContext.getAmbariProperty(anyObject(String.class))).andReturn(
          " host1.com:80 ,host2.org:443, host2.org:22");
      replay(viewContext);
      viewURLStreamProvider = new ViewURLStreamProvider(viewContext, null);
  
  
      Assert.assertTrue(viewURLStreamProvider.isProxyCallAllowed("http://host1.com/tt"));
      Assert.assertTrue(viewURLStreamProvider.isProxyCallAllowed("https://host2.org/tt"));
      Assert.assertFalse(viewURLStreamProvider.isProxyCallAllowed("https://host2.org:444/tt"));
  
      viewContext = createNiceMock(ViewContext.class);
      expect(viewContext.getAmbariProperty(anyObject(String.class))).andReturn("c6401.ambari.apache.org:8088");
      replay(viewContext);
      viewURLStreamProvider = new ViewURLStreamProvider(viewContext, null);
      Assert.assertTrue(viewURLStreamProvider.isProxyCallAllowed(
          "http://c6401.ambari.apache.org:8088/ws/v1/cluster/get-node-labels"));
  
      viewContext = createNiceMock(ViewContext.class);
      expect(viewContext.getAmbariProperty(anyObject(String.class))).andReturn("*:8088");
      replay(viewContext);
      viewURLStreamProvider = new ViewURLStreamProvider(viewContext, null);
      Assert.assertFalse(viewURLStreamProvider.isProxyCallAllowed(
          "http://c6401.ambari.apache.org:8088/ws/v1/cluster/get-node-labels"));
  
      viewContext = createNiceMock(ViewContext.class);
      expect(viewContext.getAmbariProperty(anyObject(String.class))).andReturn("c6401.ambari.apache.org:*");
      replay(viewContext);
      viewURLStreamProvider = new ViewURLStreamProvider(viewContext, null);
      Assert.assertTrue(viewURLStreamProvider.isProxyCallAllowed(
          "http://c6401.ambari.apache.org:8088/ws/v1/cluster/get-node-labels"));
  
      viewContext = createNiceMock(ViewContext.class);
      expect(viewContext.getAmbariProperty(anyObject(String.class))).andReturn(
          "c6401.ambari.apache.org:80,c6401.ambari.apache.org:443");
      replay(viewContext);
      viewURLStreamProvider = new ViewURLStreamProvider(viewContext, null);
      Assert.assertTrue(viewURLStreamProvider.isProxyCallAllowed(
          "http://c6401.ambari.apache.org/ws/v1/cluster/get-node-labels"));
      Assert.assertTrue(viewURLStreamProvider.isProxyCallAllowed(
          "https://c6401.ambari.apache.org/ws/v1/cluster/get-node-labels"));
    }
  }
  