/**
* 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.topology;
import static org.easymock.EasyMock.expect;
import static org.easymock.EasyMock.replay;
import static org.easymock.EasyMock.reset;
import static org.easymock.EasyMock.verify;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import org.apache.ambari.server.controller.internal.Stack;
import org.apache.ambari.server.state.AutoDeployInfo;
import org.apache.ambari.server.state.ComponentInfo;
import org.apache.ambari.server.state.DependencyConditionInfo;
import org.apache.ambari.server.state.DependencyInfo;
import org.easymock.EasyMock;
import org.easymock.EasyMockRule;
import org.easymock.Mock;
import org.easymock.MockType;
import org.junit.After;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
/**
* BlueprintValidatorImpl unit tests.
*/
public class BlueprintValidatorImplTest {
private final Map<String, HostGroup> hostGroups = new LinkedHashMap<>();
@Rule
public EasyMockRule mocks = new EasyMockRule(this);
@Mock(type = MockType.NICE)
private Blueprint blueprint;
@Mock(type = MockType.NICE)
private Stack stack;
@Mock(type = MockType.NICE)
private HostGroup group1;
@Mock(type = MockType.NICE)
private HostGroup group2;
@Mock(type = MockType.NICE)
private DependencyInfo dependency1;
@Mock(type = MockType.NICE)
private DependencyInfo dependency2;
@Mock(type = MockType.NICE)
private ComponentInfo dependencyComponentInfo;
@Mock(type = MockType.NICE)
private DependencyConditionInfo dependencyConditionInfo1;
@Mock(type = MockType.NICE)
private DependencyConditionInfo dependencyConditionInfo2;
private final Collection<String> group1Components = new ArrayList<>();
private final Collection<String> group2Components = new ArrayList<>();
private final Collection<String> services = new ArrayList<>();
private Collection<DependencyInfo> dependencies1 = new ArrayList<>();
private List<DependencyConditionInfo> dependenciesConditionInfos1 = new ArrayList<>();
private AutoDeployInfo autoDeploy = new AutoDeployInfo();
private Map<String, Map<String, String>> configProperties = new HashMap<>();
private Configuration configuration = new Configuration(configProperties, Collections.<String, Map<String, Map<String, String>>>emptyMap());
@Before
public void setup() {
hostGroups.put("group1", group1);
hostGroups.put("group2", group2);
autoDeploy.setEnabled(true);
autoDeploy.setCoLocate("service1/component2");
expect(blueprint.getStack()).andReturn(stack).anyTimes();
expect(blueprint.getHostGroups()).andReturn(hostGroups).anyTimes();
expect(blueprint.getServices()).andReturn(services).anyTimes();
expect(group1.getComponentNames()).andReturn(group1Components).anyTimes();
expect(group1.getName()).andReturn("host-group-1").anyTimes();
expect(group2.getComponentNames()).andReturn(group2Components).anyTimes();
expect(group2.getName()).andReturn("host-group-2").anyTimes();
expect(stack.getDependenciesForComponent("component1")).andReturn(dependencies1).anyTimes();
expect(stack.getDependenciesForComponent("component2")).andReturn(dependencies1).anyTimes();
expect(stack.getDependenciesForComponent("component3")).andReturn(dependencies1).anyTimes();
expect(stack.getDependenciesForComponent("component4")).andReturn(dependencies1).anyTimes();
expect(stack.getCardinality("component1")).andReturn(new Cardinality("1"));
expect(stack.getCardinality("component2")).andReturn(new Cardinality("1+"));
expect(stack.getCardinality("component3")).andReturn(new Cardinality("1+"));
dependenciesConditionInfos1.add(dependencyConditionInfo1);
dependenciesConditionInfos1.add(dependencyConditionInfo2);
expect(blueprint.getConfiguration()).andReturn(configuration).anyTimes();
}
@After
public void tearDown() {
reset(blueprint, stack, group1, group2, dependency1, dependency2, dependencyConditionInfo1, dependencyConditionInfo2);
}
@Test
public void testValidateTopology_basic() throws Exception {
group1Components.add("component1");
group1Components.add("component1");
services.addAll(Arrays.asList("service1", "service2"));
expect(stack.getComponents("service1")).andReturn(Collections.singleton("component1")).anyTimes();
expect(stack.getComponents("service2")).andReturn(Collections.singleton("component2")).anyTimes();
expect(blueprint.getHostGroupsForComponent("component1")).andReturn(Collections.singleton(group1)).anyTimes();
expect(blueprint.getHostGroupsForComponent("component2")).andReturn(Arrays.asList(group1, group2)).anyTimes();
replay(blueprint, stack, group1, group2, dependency1);
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateTopology();
}
@Test(expected = InvalidTopologyException.class)
public void testValidateTopology_basic_negative() throws Exception {
group1Components.add("component2");
services.addAll(Collections.singleton("service1"));
expect(stack.getComponents("service1")).andReturn(Arrays.asList("component1", "component2")).anyTimes();
expect(blueprint.getHostGroupsForComponent("component1")).andReturn(Collections.<HostGroup>emptyList()).anyTimes();
expect(blueprint.getHostGroupsForComponent("component2")).andReturn(Arrays.asList(group1, group2)).anyTimes();
replay(blueprint, stack, group1, group2, dependency1);
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateTopology();
}
@Test
public void testValidateTopology_autoDeploy() throws Exception {
group1Components.add("component2");
services.addAll(Collections.singleton("service1"));
expect(blueprint.getHostGroupsForComponent("component1")).andReturn(Collections.<HostGroup>emptyList()).anyTimes();
expect(blueprint.getHostGroupsForComponent("component2")).andReturn(Arrays.asList(group1, group2)).anyTimes();
expect(stack.getComponents("service1")).andReturn(Arrays.asList("component1", "component2")).anyTimes();
expect(stack.getAutoDeployInfo("component1")).andReturn(autoDeploy).anyTimes();
expect(group1.addComponent("component1")).andReturn(true).once();
replay(blueprint, stack, group1, group2, dependency1);
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateTopology();
verify(group1);
}
@Test
public void testValidateTopology_autoDeploy_hasDependency() throws Exception {
group1Components.add("component2");
dependencies1.add(dependency1);
services.addAll(Collections.singleton("service1"));
expect(blueprint.getHostGroupsForComponent("component1")).andReturn(Collections.<HostGroup>emptyList()).anyTimes();
expect(blueprint.getHostGroupsForComponent("component2")).andReturn(Arrays.asList(group1, group2)).anyTimes();
expect(blueprint.getHostGroupsForComponent("component3")).andReturn(Collections.<HostGroup>emptyList()).anyTimes();
expect(stack.getComponents("service1")).andReturn(Arrays.asList("component1", "component2")).anyTimes();
expect(stack.getComponents("service2")).andReturn(Collections.singleton("component3")).anyTimes();
expect(stack.getAutoDeployInfo("component1")).andReturn(autoDeploy).anyTimes();
AutoDeployInfo dependencyAutoDeploy = new AutoDeployInfo();
dependencyAutoDeploy.setEnabled(true);
dependencyAutoDeploy.setCoLocate("service1/component1");
expect(dependency1.getScope()).andReturn("host").anyTimes();
expect(dependency1.getAutoDeploy()).andReturn(dependencyAutoDeploy).anyTimes();
expect(dependency1.getComponentName()).andReturn("component3").anyTimes();
expect(dependency1.getServiceName()).andReturn("service1").anyTimes();
expect(dependency1.getName()).andReturn("dependency1").anyTimes();
expect(dependencyComponentInfo.isClient()).andReturn(true).anyTimes();
expect(stack.getComponentInfo("component3")).andReturn(dependencyComponentInfo).anyTimes();
expect(group1.addComponent("component1")).andReturn(true).once();
expect(group1.addComponent("component3")).andReturn(true).once();
replay(blueprint, stack, group1, group2, dependency1, dependencyComponentInfo);
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateTopology();
verify(group1);
}
@Test(expected=InvalidTopologyException.class)
public void testValidateRequiredProperties_SqlaInHiveStackHdp22() throws Exception {
Map<String, String> hiveEnvConfig = new HashMap<>();
hiveEnvConfig.put("hive_database","Existing SQL Anywhere Database");
configProperties.put("hive-env", hiveEnvConfig);
group1Components.add("HIVE_METASTORE");
services.addAll(Arrays.asList("HIVE"));
Configuration config = new Configuration(new HashMap<String, Map<String, String>>(), new HashMap<String, Map<String, Map<String, String>>>());
expect(group1.getConfiguration()).andReturn(config).anyTimes();
expect(stack.getComponents("HIVE")).andReturn(Collections.singleton("HIVE_METASTORE")).anyTimes();
expect(stack.getVersion()).andReturn("2.2").once();
expect(stack.getName()).andReturn("HDP").once();
expect(blueprint.getHostGroupsForComponent("HIVE_METASTORE")).andReturn(Collections.singleton(group1)).anyTimes();
replay(blueprint, stack, group1, group2, dependency1);
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateRequiredProperties();
}
@Test(expected=InvalidTopologyException.class)
public void testValidateRequiredProperties_SqlaInOozieStackHdp22() throws Exception {
Map<String, String> hiveEnvConfig = new HashMap<>();
hiveEnvConfig.put("oozie_database","Existing SQL Anywhere Database");
configProperties.put("oozie-env", hiveEnvConfig);
group1Components.add("OOZIE_SERVER");
services.addAll(Arrays.asList("OOZIE"));
Configuration config = new Configuration(new HashMap<String, Map<String, String>>(), new HashMap<String, Map<String, Map<String, String>>>());
expect(group1.getConfiguration()).andReturn(config).anyTimes();
expect(stack.getComponents("OOZIE")).andReturn(Collections.singleton("OOZIE_SERVER")).anyTimes();
expect(stack.getVersion()).andReturn("2.2").once();
expect(stack.getName()).andReturn("HDP").once();
expect(blueprint.getHostGroupsForComponent("OOZIE_SERVER")).andReturn(Collections.singleton(group1)).anyTimes();
replay(blueprint, stack, group1, group2, dependency1);
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateRequiredProperties();
}
@Test
public void testShouldDependencyBeExcludedWenRelatedServiceIsNotInBlueprint() throws Exception {
// GIVEN
hostGroups.clear();
hostGroups.put("group1", group1);
group1Components.add("component-1");
dependencies1.add(dependency1);
services.addAll(Collections.singleton("service-1"));
expect(blueprint.getHostGroupsForComponent("component-1")).andReturn(Arrays.asList(group1)).anyTimes();
expect(blueprint.getName()).andReturn("blueprint-1").anyTimes();
Cardinality cardinality = new Cardinality("1");
expect(stack.getComponents("service-1")).andReturn(Arrays.asList("component-1")).anyTimes();
expect(stack.getAutoDeployInfo("component-1")).andReturn(autoDeploy).anyTimes();
expect(stack.getDependenciesForComponent("component-1")).andReturn(dependencies1).anyTimes();
expect(stack.getCardinality("component-1")).andReturn(cardinality).anyTimes();
AutoDeployInfo dependencyAutoDeploy = new AutoDeployInfo();
dependencyAutoDeploy.setEnabled(true);
dependencyAutoDeploy.setCoLocate("service1/component1");
expect(dependency1.getScope()).andReturn("host").anyTimes();
expect(dependency1.getAutoDeploy()).andReturn(dependencyAutoDeploy).anyTimes();
expect(dependency1.getComponentName()).andReturn("component-d").anyTimes();
expect(dependency1.getServiceName()).andReturn("service-d").anyTimes();
expect(dependency1.getName()).andReturn("dependency-1").anyTimes();
expect(dependencyComponentInfo.isClient()).andReturn(true).anyTimes();
expect(stack.getComponentInfo("component-d")).andReturn(dependencyComponentInfo).anyTimes();
replay(blueprint, stack, group1, group2, dependency1, dependencyComponentInfo);
// WHEN
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateTopology();
// THEN
verify(group1);
}
@Test(expected=InvalidTopologyException.class)
public void testShouldThrowErrorWhenDependentComponentIsNotInBlueprint() throws Exception {
// GIVEN
hostGroups.clear();
hostGroups.put("group1", group1);
group1Components.add("component-1");
dependencies1.add(dependency1);
services.addAll(Collections.singleton("service-1"));
expect(blueprint.getHostGroupsForComponent("component-1")).andReturn(Arrays.asList(group1)).anyTimes();
expect(blueprint.getName()).andReturn("blueprint-1").anyTimes();
Cardinality cardinality = new Cardinality("1");
expect(stack.getComponents("service-1")).andReturn(Arrays.asList("component-1")).anyTimes();
expect(stack.getAutoDeployInfo("component-1")).andReturn(autoDeploy).anyTimes();
expect(stack.getDependenciesForComponent("component-1")).andReturn(dependencies1).anyTimes();
expect(stack.getCardinality("component-1")).andReturn(cardinality).anyTimes();
AutoDeployInfo dependencyAutoDeploy = null;
expect(dependency1.getScope()).andReturn("host").anyTimes();
expect(dependency1.getAutoDeploy()).andReturn(dependencyAutoDeploy).anyTimes();
expect(dependency1.getComponentName()).andReturn("component-d").anyTimes();
expect(dependency1.getServiceName()).andReturn("service-d").anyTimes();
expect(dependency1.getName()).andReturn("dependency-1").anyTimes();
expect(stack.getComponentInfo("component-d")).andReturn(dependencyComponentInfo).anyTimes();
replay(blueprint, stack, group1, group2, dependency1, dependencyComponentInfo);
// WHEN
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateTopology();
// THEN
verify(group1);
}
@Test(expected=InvalidTopologyException.class)
public void testWhenComponentIsConditionallyDependentAndOnlyOneOfTheConditionsIsSatisfied() throws Exception {
// GIVEN
hostGroups.clear();
hostGroups.put("group1", group1);
group1Components.add("component-1");
dependencies1.add(dependency1);
dependencies1.add(dependency2);
services.addAll(Collections.singleton("service-1"));
expect(blueprint.getHostGroupsForComponent("component-1")).andReturn(Arrays.asList(group1)).anyTimes();
expect(blueprint.getName()).andReturn("blueprint-1").anyTimes();
Map<String, Map<String, String>> properties = new HashMap<>();
Map<String, String> typeProps = new HashMap<>();
typeProps.put("yarn.resourcemanager.hostname", "testhost");
properties.put("yarn-site", typeProps);
Configuration clusterConfig = new Configuration(properties,
Collections.<String, Map<String, Map<String, String>>>emptyMap());
Cardinality cardinality = new Cardinality("1");
expect(stack.getComponents("service-1")).andReturn(Arrays.asList("component-1")).anyTimes();
expect(stack.getAutoDeployInfo("component-1")).andReturn(autoDeploy).anyTimes();
expect(stack.getDependenciesForComponent("component-1")).andReturn(dependencies1).anyTimes();
expect(stack.getCardinality("component-1")).andReturn(cardinality).anyTimes();
AutoDeployInfo dependencyAutoDeploy = null;
expect(dependency1.getScope()).andReturn("host").anyTimes();
expect(dependency1.getAutoDeploy()).andReturn(dependencyAutoDeploy).anyTimes();
expect(dependency1.getComponentName()).andReturn("component-d").anyTimes();
expect(dependency1.getServiceName()).andReturn("service-d").anyTimes();
expect(dependency1.getName()).andReturn("dependency-1").anyTimes();
expect(dependency1.hasDependencyConditions()).andReturn(true).anyTimes();
expect(dependency1.getDependencyConditions()).andReturn(dependenciesConditionInfos1).anyTimes();
expect(dependency2.getScope()).andReturn("host").anyTimes();
expect(dependency2.getAutoDeploy()).andReturn(dependencyAutoDeploy).anyTimes();
expect(dependency2.getComponentName()).andReturn("component-d").anyTimes();
expect(dependency2.getServiceName()).andReturn("service-d").anyTimes();
expect(dependency2.getName()).andReturn("dependency-2").anyTimes();
expect(dependency2.hasDependencyConditions()).andReturn(false).anyTimes();
expect(dependencyConditionInfo1.isResolved(EasyMock.<Map<String, Map<String, String>>>anyObject())).andReturn(true).anyTimes();
expect(dependencyConditionInfo2.isResolved(EasyMock.<Map<String, Map<String, String>>>anyObject())).andReturn(false).anyTimes();
expect(dependencyComponentInfo.isClient()).andReturn(false).anyTimes();
expect(stack.getComponentInfo("component-d")).andReturn(dependencyComponentInfo).anyTimes();
replay(blueprint, stack, group1, group2, dependency1, dependency2, dependencyComponentInfo,dependencyConditionInfo1,dependencyConditionInfo2);
// WHEN
BlueprintValidator validator = new BlueprintValidatorImpl(blueprint);
validator.validateTopology();
// THEN
verify(group1);
}
}