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Fix Bug HealthIndicator for Redis Cluster

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See gh-6059
This commit is contained in:
RichardCSantana
2016-05-25 18:59:13 -03:00
committed by Stephane Nicoll
parent 34893eee9d
commit 42bb843364
2 changed files with 56 additions and 2 deletions
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25
spring-boot-actuator/src/main/java/org/springframework/boot/actuate/health/RedisHealthIndicator.java
View File

@@ -18,6 +18,8 @@ package org.springframework.boot.actuate.health;
import java.util.Properties;
import org.springframework.data.redis.connection.ClusterInfo;
import org.springframework.data.redis.connection.RedisClusterConnection;
import org.springframework.data.redis.connection.RedisConnection;
import org.springframework.data.redis.connection.RedisConnectionFactory;
import org.springframework.data.redis.core.RedisConnectionUtils;
@@ -28,10 +30,13 @@ import org.springframework.util.Assert;
* Redis data stores.
*
* @author Christian Dupuis
* @author Richard Santana
* @since 1.1.0
*/
public class RedisHealthIndicator extends AbstractHealthIndicator {
private static final String VERSION = "version";
private static final String REDIS_VERSION = "redis_version";
private final RedisConnectionFactory redisConnectionFactory;
public RedisHealthIndicator(RedisConnectionFactory connectionFactory) {
@@ -44,8 +49,14 @@ public class RedisHealthIndicator extends AbstractHealthIndicator {
RedisConnection connection = RedisConnectionUtils
.getConnection(this.redisConnectionFactory);
try {
Properties info = connection.info();
builder.up().withDetail("version", info.getProperty("redis_version"));
if (connection instanceof RedisClusterConnection) {
redisClusterInfo(builder,
((RedisClusterConnection) connection).clusterGetClusterInfo());
}
else {
Properties info = connection.info();
defaultRedisInfo(builder, VERSION, info.getProperty(REDIS_VERSION));
}
}
finally {
RedisConnectionUtils.releaseConnection(connection,
@@ -53,4 +64,14 @@ public class RedisHealthIndicator extends AbstractHealthIndicator {
}
}
private void redisClusterInfo(Health.Builder builder, ClusterInfo clusterInfo) {
defaultRedisInfo(builder, "cluster_size", clusterInfo.getClusterSize());
defaultRedisInfo(builder, "slots_up", clusterInfo.getSlotsOk());
defaultRedisInfo(builder, "slots_fail", clusterInfo.getSlotsFail());
}
private void defaultRedisInfo(Health.Builder builder, String key, Object value) {
builder.up().withDetail(key, value);
}
}

33
spring-boot-actuator/src/test/java/org/springframework/boot/actuate/health/RedisHealthIndicatorTests.java
View File

@@ -16,10 +16,13 @@
package org.springframework.boot.actuate.health;
import java.util.Arrays;
import java.util.List;
import java.util.Properties;
import org.junit.After;
import org.junit.Test;
import org.mockito.Mockito;
import org.springframework.boot.actuate.autoconfigure.EndpointAutoConfiguration;
import org.springframework.boot.actuate.autoconfigure.HealthIndicatorAutoConfiguration;
@@ -27,6 +30,9 @@ import org.springframework.boot.autoconfigure.PropertyPlaceholderAutoConfigurati
import org.springframework.boot.autoconfigure.data.redis.RedisAutoConfiguration;
import org.springframework.context.annotation.AnnotationConfigApplicationContext;
import org.springframework.data.redis.RedisConnectionFailureException;
import org.springframework.data.redis.connection.ClusterInfo;
import org.springframework.data.redis.connection.RedisClusterConnection;
import org.springframework.data.redis.connection.RedisClusterNode;
import org.springframework.data.redis.connection.RedisConnection;
import org.springframework.data.redis.connection.RedisConnectionFactory;
@@ -39,6 +45,7 @@ import static org.mockito.Mockito.verify;
* Tests for {@link RedisHealthIndicator}.
*
* @author Christian Dupuis
* @author Richard Santana
*/
public class RedisHealthIndicatorTests {
@@ -99,4 +106,30 @@ public class RedisHealthIndicatorTests {
verify(redisConnection).info();
}
@Test
public void redisClusterIsUp() throws Exception {
Properties clusterProperties = new Properties();
clusterProperties.setProperty("cluster_size", "4");
clusterProperties.setProperty("cluster_slots_ok", "4");
clusterProperties.setProperty("cluster_slots_fail", "0");
List<RedisClusterNode> redisMasterNodes = Arrays.asList(
new RedisClusterNode("127.0.0.1", 7001),
new RedisClusterNode("127.0.0.2", 7001));
RedisClusterConnection redisConnection = mock(RedisClusterConnection.class);
given(redisConnection.clusterGetNodes()).willReturn(redisMasterNodes);
given(redisConnection.clusterGetClusterInfo())
.willReturn(new ClusterInfo(clusterProperties));
RedisConnectionFactory redisConnectionFactory = mock(
RedisConnectionFactory.class);
given(redisConnectionFactory.getConnection()).willReturn(redisConnection);
RedisHealthIndicator healthIndicator = new RedisHealthIndicator(
redisConnectionFactory);
Health health = healthIndicator.health();
assertThat(health.getStatus()).isEqualTo(Status.UP);
assertThat(health.getDetails().get("cluster_size")).isEqualTo(4L);
assertThat(health.getDetails().get("slots_up")).isEqualTo(4L);
assertThat(health.getDetails().get("slots_fail")).isEqualTo(0L);
verify(redisConnectionFactory, Mockito.atLeastOnce()).getConnection();
}
}