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/*
* SonarQube
* Copyright (C) 2009-2025 SonarSource SA
* mailto:info AT sonarsource DOT com
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 3 of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this program; if not, write to the Free Software Foundation,
* Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
package org.sonar.application.cluster.health;
import java.util.Properties;
import java.util.Random;
import javax.annotation.Nullable;
import org.junit.Test;
import org.sonar.application.cluster.ClusterAppState;
import org.sonar.process.NetworkUtils;
import org.sonar.process.ProcessId;
import org.sonar.process.Props;
import org.sonar.process.cluster.health.NodeHealth;
import static java.lang.String.valueOf;
import static org.apache.commons.lang3.RandomStringUtils.secure;
import static org.assertj.core.api.Assertions.assertThatThrownBy;
import static org.assertj.core.api.AssertionsForInterfaceTypes.assertThat;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.sonar.process.ProcessProperties.Property.CLUSTER_NODE_HOST;
import static org.sonar.process.ProcessProperties.Property.CLUSTER_NODE_HZ_PORT;
import static org.sonar.process.ProcessProperties.Property.CLUSTER_NODE_NAME;
public class SearchNodeHealthProviderTest {
private final Random random = new Random();
private SearchNodeHealthProvider.Clock clock = mock(SearchNodeHealthProvider.Clock.class);
private NetworkUtils networkUtils = mock(NetworkUtils.class);
private ClusterAppState clusterAppState = mock(ClusterAppState.class);
@Test
public void constructor_throws_IAE_if_property_node_name_is_not_set() {
Props props = new Props(new Properties());
assertThatThrownBy(() -> new SearchNodeHealthProvider(props, clusterAppState, networkUtils))
.isInstanceOf(IllegalArgumentException.class)
.hasMessage("Missing property: sonar.cluster.node.name");
}
@Test
public void constructor_throws_NPE_if_NetworkUtils_getHostname_returns_null_and_property_is_not_set() {
Properties properties = new Properties();
properties.put(CLUSTER_NODE_NAME.getKey(), secure().nextAlphanumeric(3));
Props props = new Props(properties);
assertThatThrownBy(() -> new SearchNodeHealthProvider(props, clusterAppState, networkUtils, clock))
.isInstanceOf(NullPointerException.class);
}
@Test
public void constructor_throws_IAE_if_property_node_port_is_not_set() {
Properties properties = new Properties();
properties.put(CLUSTER_NODE_NAME.getKey(), secure().nextAlphanumeric(3));
when(networkUtils.getHostname()).thenReturn(secure().nextAlphanumeric(34));
Props props = new Props(properties);
assertThatThrownBy(() -> new SearchNodeHealthProvider(props, clusterAppState, networkUtils, clock))
.isInstanceOf(IllegalArgumentException.class)
.hasMessage("Missing property: sonar.cluster.node.port");
}
@Test
public void constructor_throws_FormatException_if_property_node_port_is_not_an_integer() {
String port = secure().nextAlphabetic(3);
Properties properties = new Properties();
properties.put(CLUSTER_NODE_NAME.getKey(), secure().nextAlphanumeric(3));
properties.put(CLUSTER_NODE_HZ_PORT.getKey(), port);
when(networkUtils.getHostname()).thenReturn(secure().nextAlphanumeric(34));
Props props = new Props(properties);
assertThatThrownBy(() -> new SearchNodeHealthProvider(props, clusterAppState, networkUtils, clock))
.isInstanceOf(NumberFormatException.class)
.hasMessage("For input string: \"" + port + "\"");
}
@Test
public void get_returns_name_and_port_from_properties_at_constructor_time() {
String name = secure().nextAlphanumeric(3);
int port = 1 + random.nextInt(4);
Properties properties = new Properties();
properties.setProperty(CLUSTER_NODE_NAME.getKey(), name);
properties.setProperty(CLUSTER_NODE_HZ_PORT.getKey(), valueOf(port));
when(networkUtils.getHostname()).thenReturn(secure().nextAlphanumeric(34));
when(clock.now()).thenReturn(1L + random.nextInt(87));
SearchNodeHealthProvider underTest = new SearchNodeHealthProvider(new Props(properties), clusterAppState, networkUtils, clock);
NodeHealth nodeHealth = underTest.get();
assertThat(nodeHealth.getDetails().getName()).isEqualTo(name);
assertThat(nodeHealth.getDetails().getPort()).isEqualTo(port);
// change values in properties
properties.setProperty(CLUSTER_NODE_NAME.getKey(), secure().nextAlphanumeric(6));
properties.setProperty(CLUSTER_NODE_HZ_PORT.getKey(), valueOf(1 + random.nextInt(99)));
NodeHealth newNodeHealth = underTest.get();
assertThat(newNodeHealth.getDetails().getName()).isEqualTo(name);
assertThat(newNodeHealth.getDetails().getPort()).isEqualTo(port);
}
@Test
public void get_returns_host_from_property_if_set_at_constructor_time() {
String host = secure().nextAlphanumeric(55);
Properties properties = new Properties();
properties.setProperty(CLUSTER_NODE_NAME.getKey(), secure().nextAlphanumeric(3));
properties.setProperty(CLUSTER_NODE_HZ_PORT.getKey(), valueOf(1 + random.nextInt(4)));
properties.setProperty(CLUSTER_NODE_HOST.getKey(), host);
when(clock.now()).thenReturn(1L + random.nextInt(87));
SearchNodeHealthProvider underTest = new SearchNodeHealthProvider(new Props(properties), clusterAppState, networkUtils, clock);
NodeHealth nodeHealth = underTest.get();
assertThat(nodeHealth.getDetails().getHost()).isEqualTo(host);
// change now
properties.setProperty(CLUSTER_NODE_HOST.getKey(), secure().nextAlphanumeric(96));
NodeHealth newNodeHealth = underTest.get();
assertThat(newNodeHealth.getDetails().getHost()).isEqualTo(host);
}
@Test
public void get_returns_host_from_NetworkUtils_getHostname_if_property_is_not_set_at_constructor_time() {
getReturnsHostFromNetworkUtils(null);
}
@Test
public void get_returns_host_from_NetworkUtils_getHostname_if_property_is_empty_at_constructor_time() {
getReturnsHostFromNetworkUtils(random.nextBoolean() ? "" : " ");
}
private void getReturnsHostFromNetworkUtils(@Nullable String hostPropertyValue) {
String host = secure().nextAlphanumeric(34);
Properties properties = new Properties();
properties.setProperty(CLUSTER_NODE_NAME.getKey(), secure().nextAlphanumeric(3));
properties.setProperty(CLUSTER_NODE_HZ_PORT.getKey(), valueOf(1 + random.nextInt(4)));
if (hostPropertyValue != null) {
properties.setProperty(CLUSTER_NODE_HOST.getKey(), hostPropertyValue);
}
when(clock.now()).thenReturn(1L + random.nextInt(87));
when(networkUtils.getHostname()).thenReturn(host);
SearchNodeHealthProvider underTest = new SearchNodeHealthProvider(new Props(properties), clusterAppState, networkUtils, clock);
NodeHealth nodeHealth = underTest.get();
assertThat(nodeHealth.getDetails().getHost()).isEqualTo(host);
// change now
when(networkUtils.getHostname()).thenReturn(secure().nextAlphanumeric(96));
NodeHealth newNodeHealth = underTest.get();
assertThat(newNodeHealth.getDetails().getHost()).isEqualTo(host);
}
@Test
public void get_returns_started_from_System2_now_at_constructor_time() {
Properties properties = new Properties();
long now = setRequiredPropertiesAndMocks(properties);
SearchNodeHealthProvider underTest = new SearchNodeHealthProvider(new Props(properties), clusterAppState, networkUtils, clock);
NodeHealth nodeHealth = underTest.get();
assertThat(nodeHealth.getDetails().getStartedAt()).isEqualTo(now);
// change now
when(clock.now()).thenReturn(now);
NodeHealth newNodeHealth = underTest.get();
assertThat(newNodeHealth.getDetails().getStartedAt()).isEqualTo(now);
}
@Test
public void get_returns_status_GREEN_if_elasticsearch_process_is_operational_in_ClusterAppState() {
Properties properties = new Properties();
setRequiredPropertiesAndMocks(properties);
when(clusterAppState.isOperational(ProcessId.ELASTICSEARCH, true)).thenReturn(true);
SearchNodeHealthProvider underTest = new SearchNodeHealthProvider(new Props(properties), clusterAppState, networkUtils, clock);
NodeHealth nodeHealth = underTest.get();
assertThat(nodeHealth.getStatus()).isEqualTo(NodeHealth.Status.GREEN);
}
@Test
public void get_returns_status_RED_with_cause_if_elasticsearch_process_is_not_operational_in_ClusterAppState() {
Properties properties = new Properties();
setRequiredPropertiesAndMocks(properties);
when(clusterAppState.isOperational(ProcessId.ELASTICSEARCH, true)).thenReturn(false);
SearchNodeHealthProvider underTest = new SearchNodeHealthProvider(new Props(properties), clusterAppState, networkUtils, clock);
NodeHealth nodeHealth = underTest.get();
assertThat(nodeHealth.getStatus()).isEqualTo(NodeHealth.Status.RED);
assertThat(nodeHealth.getCauses()).containsOnly("Elasticsearch is not operational");
}
private long setRequiredPropertiesAndMocks(Properties properties) {
properties.setProperty(CLUSTER_NODE_NAME.getKey(), secure().nextAlphanumeric(3));
properties.setProperty(CLUSTER_NODE_HZ_PORT.getKey(), valueOf(1 + random.nextInt(4)));
long now = 1L + random.nextInt(87);
when(clock.now()).thenReturn(now);
when(networkUtils.getHostname()).thenReturn(secure().nextAlphanumeric(34));
return now;
}
}
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