/**
* 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.stack;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;
import java.io.File;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import org.apache.ambari.server.AmbariException;
import org.apache.ambari.server.state.quicklinks.Check;
import org.apache.ambari.server.state.quicklinks.Link;
import org.apache.ambari.server.state.quicklinks.Port;
import org.apache.ambari.server.state.quicklinks.Protocol;
import org.apache.ambari.server.state.quicklinks.QuickLinks;
import org.apache.ambari.server.state.quicklinks.QuickLinksConfiguration;
import org.junit.Test;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Lists;
public class QuickLinksConfigurationModuleTest {
@Test
public void testAddErrors() {
Set<String> errors = ImmutableSet.of("one error", "two errors");
QuickLinksConfigurationModule module = new QuickLinksConfigurationModule((File) null);
module.addErrors(errors);
assertEquals(errors, ImmutableSet.copyOf(module.getErrors()));
}
@Test
public void testResolveInherit() throws Exception{
QuickLinks[] results = resolveQuickLinks("parent_quicklinks.json", "child_quicklinks_to_inherit.json");
QuickLinks parentQuickLinks = results[0];
QuickLinks childQuickLinks = results[1];
//resolved quicklinks configuration
QuickLinksConfiguration childQuickLinksConfig = childQuickLinks.getQuickLinksConfiguration();
assertNotNull(childQuickLinksConfig);
//inherit links
List<Link> links = childQuickLinksConfig.getLinks();
assertNotNull(links);
assertEquals(4, links.size());
assertEquals(4, parentQuickLinks.getQuickLinksConfiguration().getLinks().size());
//inherit protocol
Protocol protocol = childQuickLinksConfig.getProtocol();
assertNotNull(protocol);
assertEquals("https", protocol.getType());
assertEquals(1, protocol.getChecks().size());
}
@Test
public void testResolveMerge() throws Exception {
QuickLinks[] results = resolveQuickLinks("parent_quicklinks.json", "child_quicklinks_to_merge.json");
QuickLinks parentQuickLinks = results[0];
QuickLinks childQuickLinks = results[1];
//resolved quicklinks configuration
QuickLinksConfiguration childQuickLinksConfig = childQuickLinks.getQuickLinksConfiguration();
assertNotNull(childQuickLinksConfig);
//merged links
List<Link> links = childQuickLinksConfig.getLinks();
assertNotNull(links);
assertEquals(7, links.size());
assertEquals(4, parentQuickLinks.getQuickLinksConfiguration().getLinks().size());
}
@Test
public void testResolveOverride() throws Exception{
QuickLinks[] results = resolveQuickLinks("parent_quicklinks.json", "child_quicklinks_to_override.json");
QuickLinks parentQuickLinks = results[0];
QuickLinks childQuickLinks = results[1];
//resolved quicklinks configuration
QuickLinksConfiguration childQuickLinksConfig = childQuickLinks.getQuickLinksConfiguration();
assertNotNull(childQuickLinksConfig);
//links
List<Link> links = childQuickLinksConfig.getLinks();
assertNotNull(links);
assertEquals(7, links.size());
assertEquals(4, parentQuickLinks.getQuickLinksConfiguration().getLinks().size());
boolean hasLink = false;
for(Link link: links){
String name = link.getName();
if("thread_stacks".equals(name)){
hasLink = true;
Port port = link.getPort();
assertEquals("mapred-site", port.getSite());
}
}
assertTrue(hasLink);
//protocol
Protocol protocol = childQuickLinksConfig.getProtocol();
assertNotNull(protocol);
assertEquals("http", protocol.getType());
assertEquals(3, protocol.getChecks().size());
List<Check> checks = protocol.getChecks();
for(Check check: checks){
assertEquals("mapred-site", check.getSite());
}
}
@Test
public void testResolveOverrideProperties() throws Exception{
QuickLinks[] results = resolveQuickLinks("parent_quicklinks_with_attributes.json",
"child_quicklinks_with_attributes.json");
QuickLinks parentQuickLinks = results[0];
QuickLinks childQuickLinks = results[1];
//resolved quicklinks configuration
QuickLinksConfiguration childQuickLinksConfig = childQuickLinks.getQuickLinksConfiguration();
assertNotNull(childQuickLinksConfig);
//links
List<Link> links = childQuickLinksConfig.getLinks();
assertNotNull(links);
assertEquals(3, links.size());
Map<String, Link> linksByName = new HashMap<>();
for (Link link: links) {
linksByName.put(link.getName(), link);
}
assertEquals("Links are not properly overridden for foo_ui",
Lists.newArrayList("authenticated", "sso"),
linksByName.get("foo_ui").getAttributes());
assertEquals("Parent links for foo_jmx are not inherited.",
Lists.newArrayList("authenticated"),
linksByName.get("foo_jmx").getAttributes());
assertEquals("Links are not properly overridden for foo_logs",
new ArrayList<>(),
linksByName.get("foo_logs").getAttributes());
}
private QuickLinks[] resolveQuickLinks(String parentJson, String childJson) throws AmbariException{
File parentQuiclinksFile = new File(this.getClass().getClassLoader().getResource(parentJson).getFile());
File childQuickLinksFile = new File(this.getClass().getClassLoader().getResource(childJson).getFile());
QuickLinksConfigurationModule parentModule = new QuickLinksConfigurationModule(parentQuiclinksFile);
QuickLinksConfigurationModule childModule = new QuickLinksConfigurationModule(childQuickLinksFile);
childModule.resolve(parentModule, null, null, null);
QuickLinks parentQuickLinks = parentModule.getModuleInfo().getQuickLinksConfigurationMap().get(QuickLinksConfigurationModule.QUICKLINKS_CONFIGURATION_KEY);
QuickLinks childQuickLinks = childModule.getModuleInfo().getQuickLinksConfigurationMap().get(QuickLinksConfigurationModule.QUICKLINKS_CONFIGURATION_KEY);
return new QuickLinks[]{parentQuickLinks, childQuickLinks};
}
}