Commit 924363ca by Spencer Gibb

Sidecar reports true non-jvm app status to eureka.

Added a LocalApplicationHealthCheckHandler that checks the local app and sends the appropriate status to eureka. fixes gh-251
parent 3515112c
/*
* Copyright 2013-2015 the original author or authors.
*
* Licensed 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.springframework.cloud.netflix.sidecar;
import static com.netflix.appinfo.InstanceInfo.InstanceStatus.DOWN;
import static com.netflix.appinfo.InstanceInfo.InstanceStatus.OUT_OF_SERVICE;
import static com.netflix.appinfo.InstanceInfo.InstanceStatus.UNKNOWN;
import static com.netflix.appinfo.InstanceInfo.InstanceStatus.UP;
import com.netflix.appinfo.HealthCheckHandler;
import com.netflix.appinfo.InstanceInfo.InstanceStatus;
import org.springframework.boot.actuate.health.HealthIndicator;
import org.springframework.boot.actuate.health.Status;
/**
* Eureka HealthCheckHandler that translates boot health status to
* InstanceStatus so the proper status of the non-JVM app is sent to Eureka.
* @author Spencer Gibb
*/
class LocalApplicationHealthCheckHandler implements HealthCheckHandler {
private final HealthIndicator healthIndicator;
public LocalApplicationHealthCheckHandler(HealthIndicator healthIndicator) {
this.healthIndicator = healthIndicator;
}
@Override
public InstanceStatus getStatus(InstanceStatus currentStatus) {
Status status = healthIndicator.health().getStatus();
if (status.equals(Status.UP)) {
return UP;
} else if (status.equals(Status.OUT_OF_SERVICE)) {
return OUT_OF_SERVICE;
} else if (status.equals(Status.DOWN)) {
return DOWN;
}
return UNKNOWN;
}
}
......@@ -25,6 +25,7 @@ import org.springframework.cloud.netflix.eureka.EurekaInstanceConfigBean;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import com.netflix.appinfo.HealthCheckHandler;
import com.netflix.discovery.EurekaClientConfig;
/**
......@@ -63,6 +64,13 @@ public class SidecarConfiguration {
+ config.getHomePageUrlPath());
return config;
}
@Bean
public HealthCheckHandler healthCheckHandler(
final LocalApplicationHealthIndicator healthIndicator) {
return new LocalApplicationHealthCheckHandler(healthIndicator);
}
}
@Bean
......
/*
* Copyright 2013-2015 the original author or authors.
*
* Licensed 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.springframework.cloud.netflix.sidecar;
import static org.junit.Assert.assertEquals;
import static org.mockito.MockitoAnnotations.initMocks;
import static org.mockito.BDDMockito.*;
import com.netflix.appinfo.InstanceInfo.InstanceStatus;
import org.junit.Before;
import org.junit.Test;
import org.mockito.Mock;
import org.springframework.boot.actuate.health.Health;
import org.springframework.boot.actuate.health.HealthIndicator;
/**
* @author Spencer Gibb
*/
public class LocalApplicationHealthCheckHandlerTests {
@Mock
private HealthIndicator healthIndicator;
@Before
public void setup() {
initMocks(this);
}
@Test
public void upMappingWorks() {
assertStatus(InstanceStatus.UP, Health.up());
}
@Test
public void downMappingWorks() {
assertStatus(InstanceStatus.DOWN, Health.down());
}
@Test
public void outOfServiceMappingWorks() {
assertStatus(InstanceStatus.OUT_OF_SERVICE, Health.outOfService());
}
@Test
public void unkownMappingWorks() {
assertStatus(InstanceStatus.UNKNOWN, Health.unknown());
}
private void assertStatus(InstanceStatus expected, Health.Builder builder) {
given(healthIndicator.health()).willReturn(builder.build());
LocalApplicationHealthCheckHandler handler = new LocalApplicationHealthCheckHandler(healthIndicator);
InstanceStatus status = handler.getStatus(InstanceStatus.UP);
assertEquals(expected, status);
}
}
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