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Merge branch '2.1.x'

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Closes gh-18110
pull/18122/head
Phillip Webb 5 years ago
parent 57d68c6a6e f79dad6082
commit 75a6397b52
2 changed files with 161 additions and 15 deletions
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93
spring-boot-project/spring-boot-actuator/src/main/java/org/springframework/boot/actuate/solr/SolrHealthIndicator.java
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@ -17,8 +17,8 @@
package org.springframework.boot.actuate.solr;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.impl.BaseHttpSolrClient.RemoteSolrException;
import org.apache.solr.client.solrj.request.CoreAdminRequest;
import org.apache.solr.client.solrj.response.CoreAdminResponse;
import org.apache.solr.common.params.CoreAdminParams;
import org.springframework.boot.actuate.health.AbstractHealthIndicator;
@ -31,12 +31,18 @@ import org.springframework.boot.actuate.health.Status;
*
* @author Andy Wilkinson
* @author Stephane Nicoll
* @author Markus Schuch
* @author Phillip Webb
* @since 2.0.0
*/
public class SolrHealthIndicator extends AbstractHealthIndicator {
private static final int HTTP_NOT_FOUND_STATUS = 404;
private final SolrClient solrClient;
private volatile StatusCheck statusCheck;
public SolrHealthIndicator(SolrClient solrClient) {
super("Solr health check failed");
this.solrClient = solrClient;
@ -44,12 +50,87 @@ public class SolrHealthIndicator extends AbstractHealthIndicator {
@Override
protected void doHealthCheck(Health.Builder builder) throws Exception {
CoreAdminRequest request = new CoreAdminRequest();
request.setAction(CoreAdminParams.CoreAdminAction.STATUS);
CoreAdminResponse response = request.process(this.solrClient);
int statusCode = response.getStatus();
int statusCode = initializeStatusCheck();
Status status = (statusCode != 0) ? Status.DOWN : Status.UP;
builder.status(status).withDetail("status", statusCode);
builder.status(status).withDetail("status", statusCode).withDetail("detectedPathType",
this.statusCheck.getPathType());
}
private int initializeStatusCheck() throws Exception {
StatusCheck statusCheck = this.statusCheck;
if (statusCheck != null) {
// Already initilized
return statusCheck.getStatus(this.solrClient);
}
try {
return initializeStatusCheck(new RootStatusCheck());
}
catch (RemoteSolrException ex) {
// 404 is thrown when SolrClient has a baseUrl pointing to a particular core.
if (ex.code() == HTTP_NOT_FOUND_STATUS) {
return initializeStatusCheck(new ParticularCoreStatusCheck());
}
throw ex;
}
}
private int initializeStatusCheck(StatusCheck statusCheck) throws Exception {
int result = statusCheck.getStatus(this.solrClient);
this.statusCheck = statusCheck;
return result;
}
/**
* Strategy used to perform the status check.
*/
private abstract static class StatusCheck {
private final String pathType;
StatusCheck(String pathType) {
this.pathType = pathType;
}
abstract int getStatus(SolrClient client) throws Exception;
String getPathType() {
return this.pathType;
}
}
/**
* {@link StatusCheck} used when {@code baseUrl} points to the root context.
*/
private static class RootStatusCheck extends StatusCheck {
RootStatusCheck() {
super("root");
}
@Override
public int getStatus(SolrClient client) throws Exception {
CoreAdminRequest request = new CoreAdminRequest();
request.setAction(CoreAdminParams.CoreAdminAction.STATUS);
return request.process(client).getStatus();
}
}
/**
* {@link StatusCheck} used when {@code baseUrl} points to the particular core.
*/
private static class ParticularCoreStatusCheck extends StatusCheck {
ParticularCoreStatusCheck() {
super("particular core");
}
@Override
public int getStatus(SolrClient client) throws Exception {
return client.ping().getStatus();
}
}
}

83
spring-boot-project/spring-boot-actuator/src/test/java/org/springframework/boot/actuate/solr/SolrHealthIndicatorTests.java
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@ -19,7 +19,9 @@ package org.springframework.boot.actuate.solr;
import java.io.IOException;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.impl.BaseHttpSolrClient.RemoteSolrException;
import org.apache.solr.client.solrj.request.CoreAdminRequest;
import org.apache.solr.client.solrj.response.SolrPingResponse;
import org.apache.solr.common.util.NamedList;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
@ -33,11 +35,16 @@ import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.isNull;
import static org.mockito.BDDMockito.given;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
/**
* Tests for {@link SolrHealthIndicator}
*
* @author Andy Wilkinson
* @author Markus Schuch
* @author Phillip Webb
*/
class SolrHealthIndicatorTests {
@ -51,27 +58,53 @@ class SolrHealthIndicatorTests {
}
@Test
void solrIsUp() throws Exception {
void healthWhenSolrStatusUpAndBaseUrlPointsToRootReturnsUp() throws Exception {
SolrClient solrClient = mock(SolrClient.class);
given(solrClient.request(any(CoreAdminRequest.class), isNull())).willReturn(mockResponse(0));
SolrHealthIndicator healthIndicator = new SolrHealthIndicator(solrClient);
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(Status.UP);
assertThat(health.getDetails().get("status")).isEqualTo(0);
assertHealth(healthIndicator, Status.UP, 0, "root");
verify(solrClient, times(1)).request(any(CoreAdminRequest.class), isNull());
verifyNoMoreInteractions(solrClient);
}
@Test
void solrIsUpAndRequestFailed() throws Exception {
void healthWhenSolrStatusDownAndBaseUrlPointsToRootReturnsDown() throws Exception {
SolrClient solrClient = mock(SolrClient.class);
given(solrClient.request(any(CoreAdminRequest.class), isNull())).willReturn(mockResponse(400));
SolrHealthIndicator healthIndicator = new SolrHealthIndicator(solrClient);
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(Status.DOWN);
assertThat(health.getDetails().get("status")).isEqualTo(400);
assertHealth(healthIndicator, Status.DOWN, 400, "root");
verify(solrClient, times(1)).request(any(CoreAdminRequest.class), isNull());
verifyNoMoreInteractions(solrClient);
}
@Test
void healthWhenSolrStatusUpAndBaseUrlPointsToParticularCoreReturnsUp() throws Exception {
SolrClient solrClient = mock(SolrClient.class);
given(solrClient.request(any(CoreAdminRequest.class), isNull()))
.willThrow(new RemoteSolrException("mock", 404, "", null));
given(solrClient.ping()).willReturn(mockPingResponse(0));
SolrHealthIndicator healthIndicator = new SolrHealthIndicator(solrClient);
assertHealth(healthIndicator, Status.UP, 0, "particular core");
verify(solrClient, times(1)).request(any(CoreAdminRequest.class), isNull());
verify(solrClient, times(1)).ping();
verifyNoMoreInteractions(solrClient);
}
@Test
void healthWhenSolrStatusDownAndBaseUrlPointsToParticularCoreReturnsDown() throws Exception {
SolrClient solrClient = mock(SolrClient.class);
given(solrClient.request(any(CoreAdminRequest.class), isNull()))
.willThrow(new RemoteSolrException("mock", 404, "", null));
given(solrClient.ping()).willReturn(mockPingResponse(400));
SolrHealthIndicator healthIndicator = new SolrHealthIndicator(solrClient);
assertHealth(healthIndicator, Status.DOWN, 400, "particular core");
verify(solrClient, times(1)).request(any(CoreAdminRequest.class), isNull());
verify(solrClient, times(1)).ping();
verifyNoMoreInteractions(solrClient);
}
@Test
void solrIsDown() throws Exception {
void healthWhenSolrConnectionFailsReturnsDown() throws Exception {
SolrClient solrClient = mock(SolrClient.class);
given(solrClient.request(any(CoreAdminRequest.class), isNull()))
.willThrow(new IOException("Connection failed"));
@ -79,6 +112,32 @@ class SolrHealthIndicatorTests {
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(Status.DOWN);
assertThat((String) health.getDetails().get("error")).contains("Connection failed");
verify(solrClient, times(1)).request(any(CoreAdminRequest.class), isNull());
verifyNoMoreInteractions(solrClient);
}
@Test
void healthWhenMakingMultipleCallsRemembersStatusStrategy() throws Exception {
SolrClient solrClient = mock(SolrClient.class);
given(solrClient.request(any(CoreAdminRequest.class), isNull()))
.willThrow(new RemoteSolrException("mock", 404, "", null));
given(solrClient.ping()).willReturn(mockPingResponse(0));
SolrHealthIndicator healthIndicator = new SolrHealthIndicator(solrClient);
healthIndicator.health();
verify(solrClient, times(1)).request(any(CoreAdminRequest.class), isNull());
verify(solrClient, times(1)).ping();
verifyNoMoreInteractions(solrClient);
healthIndicator.health();
verify(solrClient, times(2)).ping();
verifyNoMoreInteractions(solrClient);
}
private void assertHealth(SolrHealthIndicator healthIndicator, Status expectedStatus, int expectedStatusCode,
String expectedPathType) {
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(expectedStatus);
assertThat(health.getDetails().get("status")).isEqualTo(expectedStatusCode);
assertThat(health.getDetails().get("detectedPathType")).isEqualTo(expectedPathType);
}
private NamedList<Object> mockResponse(int status) {
@ -89,4 +148,10 @@ class SolrHealthIndicatorTests {
return response;
}
private SolrPingResponse mockPingResponse(int status) {
SolrPingResponse pingResponse = new SolrPingResponse();
pingResponse.setResponse(mockResponse(status));
return pingResponse;
}
}

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