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https://gitee.com/mirrors/Spring-Cloud-Alibaba.git
synced 2021-06-26 13:25:11 +08:00
Merge pull request #2071 from theonefx/master
resolve @order not effect when handle ServiceInstanceChangedEvent
This commit is contained in:
commit
3f039ad099
@ -51,6 +51,10 @@ public class DubboCloudProperties {
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private String registryType = DUBBO_CLOUD_REGISTRY_PROPERTY_VALUE;
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private String registryType = DUBBO_CLOUD_REGISTRY_PROPERTY_VALUE;
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private int maxReSubscribeMetadataTimes = 1000;
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private int reSubscribeMetadataIntervial = 5;
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public String getSubscribedServices() {
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public String getSubscribedServices() {
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return subscribedServices;
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return subscribedServices;
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}
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}
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@ -91,4 +95,20 @@ public class DubboCloudProperties {
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this.registryType = registryType;
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this.registryType = registryType;
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}
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}
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public int getMaxReSubscribeMetadataTimes() {
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return maxReSubscribeMetadataTimes;
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}
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public void setMaxReSubscribeMetadataTimes(int maxReSubscribeMetadataTimes) {
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this.maxReSubscribeMetadataTimes = maxReSubscribeMetadataTimes;
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}
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public int getReSubscribeMetadataIntervial() {
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return reSubscribeMetadataIntervial;
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}
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public void setReSubscribeMetadataIntervial(int reSubscribeMetadataIntervial) {
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this.reSubscribeMetadataIntervial = reSubscribeMetadataIntervial;
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}
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}
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}
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@ -23,6 +23,9 @@ import java.util.List;
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import java.util.Map;
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import java.util.Map;
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import java.util.Objects;
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import java.util.Objects;
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import java.util.Set;
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import java.util.Set;
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import java.util.concurrent.ConcurrentHashMap;
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import java.util.concurrent.ScheduledThreadPoolExecutor;
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import java.util.concurrent.TimeUnit;
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import java.util.function.Supplier;
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import java.util.function.Supplier;
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import java.util.stream.Collectors;
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import java.util.stream.Collectors;
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@ -45,12 +48,10 @@ import org.springframework.cloud.client.discovery.DiscoveryClient;
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import org.springframework.context.ApplicationListener;
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import org.springframework.context.ApplicationListener;
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import org.springframework.context.ConfigurableApplicationContext;
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import org.springframework.context.ConfigurableApplicationContext;
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import org.springframework.core.Ordered;
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import org.springframework.core.Ordered;
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import org.springframework.core.annotation.Order;
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import org.springframework.util.CollectionUtils;
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import org.springframework.util.CollectionUtils;
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import static java.lang.String.format;
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import static java.lang.String.format;
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import static java.util.Collections.emptyList;
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import static java.util.Collections.emptyList;
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import static java.util.stream.StreamSupport.stream;
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import static org.apache.dubbo.common.URLBuilder.from;
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import static org.apache.dubbo.common.URLBuilder.from;
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import static org.apache.dubbo.common.constants.CommonConstants.GROUP_KEY;
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import static org.apache.dubbo.common.constants.CommonConstants.GROUP_KEY;
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import static org.apache.dubbo.common.constants.CommonConstants.PID_KEY;
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import static org.apache.dubbo.common.constants.CommonConstants.PID_KEY;
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@ -110,11 +111,23 @@ public class DubboCloudRegistry extends FailbackRegistry {
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private final String currentApplicationName;
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private final String currentApplicationName;
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private final Map<URL, NotifyListener> urlNotifyListenerMap = new ConcurrentHashMap<>();
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private final Map<String, ReSubscribeMetadataJob> reConnectJobMap = new ConcurrentHashMap<>();
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private final ScheduledThreadPoolExecutor reConnectPool = new ScheduledThreadPoolExecutor(
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2);
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private final int maxReSubscribeMetadataTimes;
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private final int reSubscribeMetadataIntervial;
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public DubboCloudRegistry(URL url, DiscoveryClient discoveryClient,
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public DubboCloudRegistry(URL url, DiscoveryClient discoveryClient,
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DubboServiceMetadataRepository repository,
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DubboServiceMetadataRepository repository,
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DubboMetadataServiceProxy dubboMetadataConfigServiceProxy,
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DubboMetadataServiceProxy dubboMetadataConfigServiceProxy,
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JSONUtils jsonUtils, DubboGenericServiceFactory dubboGenericServiceFactory,
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JSONUtils jsonUtils, DubboGenericServiceFactory dubboGenericServiceFactory,
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ConfigurableApplicationContext applicationContext) {
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ConfigurableApplicationContext applicationContext,
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int maxReSubscribeMetadataTimes, int reSubscribeMetadataIntervial) {
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super(url);
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super(url);
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this.servicesLookupInterval = url
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this.servicesLookupInterval = url
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@ -127,6 +140,11 @@ public class DubboCloudRegistry extends FailbackRegistry {
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this.applicationContext = applicationContext;
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this.applicationContext = applicationContext;
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this.dubboMetadataUtils = getBean(DubboMetadataUtils.class);
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this.dubboMetadataUtils = getBean(DubboMetadataUtils.class);
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this.currentApplicationName = dubboMetadataUtils.getCurrentApplicationName();
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this.currentApplicationName = dubboMetadataUtils.getCurrentApplicationName();
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this.maxReSubscribeMetadataTimes = maxReSubscribeMetadataTimes;
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this.reSubscribeMetadataIntervial = reSubscribeMetadataIntervial;
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reConnectPool.setKeepAliveTime(10, TimeUnit.MINUTES);
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reConnectPool.allowCoreThreadTimeOut(true);
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}
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}
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private <T> T getBean(Class<T> beanClass) {
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private <T> T getBean(Class<T> beanClass) {
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@ -177,6 +195,7 @@ public class DubboCloudRegistry extends FailbackRegistry {
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}
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}
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else { // for general Dubbo Services
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else { // for general Dubbo Services
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subscribeURLs(url, listener);
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subscribeURLs(url, listener);
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urlNotifyListenerMap.put(url, listener);
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}
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}
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}
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}
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@ -188,19 +207,34 @@ public class DubboCloudRegistry extends FailbackRegistry {
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// Async subscription
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// Async subscription
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registerServiceInstancesChangedListener(url,
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registerServiceInstancesChangedListener(url,
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new ApplicationListener<ServiceInstancesChangedEvent>() {
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new ServiceInstanceChangeListener() {
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private final URL url2subscribe = url;
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@Override
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public int getOrder() {
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return Ordered.LOWEST_PRECEDENCE;
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}
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@Override
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@Override
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@Order
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public void onApplicationEvent(ServiceInstancesChangedEvent event) {
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public void onApplicationEvent(ServiceInstancesChangedEvent event) {
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Set<String> serviceNames = getServices(url);
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Set<String> serviceNames = getServices(url);
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String serviceName = event.getServiceName();
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String serviceName = event.getServiceName();
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if (serviceNames.contains(serviceName)) {
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if (serviceNames.contains(serviceName)) {
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subscribeURLs(url, serviceNames, listener);
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logger.debug(
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"handle serviceInstanceChange of general service, serviceName = {}, subscribeUrl={}",
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event.getServiceName(), url.getServiceKey());
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try {
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subscribeURLs(url, serviceNames, listener);
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reConnectJobMap.remove(serviceName);
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}
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catch (Exception e) {
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logger.warn(String.format(
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"subscribeURLs failed, serviceName = %s, try reSubscribe again",
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serviceName), e);
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addReSubscribeMetadataJob(serviceName, 0);
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}
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}
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}
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}
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}
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@ -212,8 +246,19 @@ public class DubboCloudRegistry extends FailbackRegistry {
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});
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});
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}
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}
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private void subscribeURLs(URL url, Set<String> serviceNames,
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void addReSubscribeMetadataJob(String serviceName, int count) {
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NotifyListener listener) {
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if (count > maxReSubscribeMetadataTimes) {
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logger.error(
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"reSubscribe failed too many times, serviceName = {}, count = {}",
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serviceName, count);
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return;
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}
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ReSubscribeMetadataJob job = new ReSubscribeMetadataJob(serviceName, this, count);
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reConnectJobMap.put(serviceName, job);
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reConnectPool.schedule(job, reSubscribeMetadataIntervial, TimeUnit.SECONDS);
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}
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void subscribeURLs(URL url, Set<String> serviceNames, NotifyListener listener) {
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List<URL> subscribedURLs = new LinkedList<>();
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List<URL> subscribedURLs = new LinkedList<>();
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@ -252,6 +297,10 @@ public class DubboCloudRegistry extends FailbackRegistry {
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serviceName));
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serviceName));
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}
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}
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}
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}
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else {
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logger.debug("subscribe from serviceName = {}, size = {}", serviceName,
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serviceInstances.size());
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}
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List<URL> exportedURLs = getExportedURLs(subscribedURL, serviceName,
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List<URL> exportedURLs = getExportedURLs(subscribedURL, serviceName,
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serviceInstances);
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serviceInstances);
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@ -389,7 +438,7 @@ public class DubboCloudRegistry extends FailbackRegistry {
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return metadata.containsKey(METADATA_SERVICE_URLS_PROPERTY_NAME);
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return metadata.containsKey(METADATA_SERVICE_URLS_PROPERTY_NAME);
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}
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}
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private Set<String> getServices(URL url) {
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Set<String> getServices(URL url) {
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Set<String> subscribedServices = repository.getSubscribedServices();
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Set<String> subscribedServices = repository.getSubscribedServices();
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// TODO Add the filter feature
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// TODO Add the filter feature
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return subscribedServices;
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return subscribedServices;
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@ -419,11 +468,6 @@ public class DubboCloudRegistry extends FailbackRegistry {
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listener.notify(subscribedURLs);
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listener.notify(subscribedURLs);
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}
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}
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private List<ServiceInstance> getServiceInstances(Iterable<String> serviceNames) {
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return stream(serviceNames.spliterator(), false).map(this::getServiceInstances)
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.flatMap(Collection::stream).collect(Collectors.toList());
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}
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private List<ServiceInstance> getServiceInstances(String serviceName) {
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private List<ServiceInstance> getServiceInstances(String serviceName) {
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return hasText(serviceName) ? doGetServiceInstances(serviceName) : emptyList();
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return hasText(serviceName) ? doGetServiceInstances(serviceName) : emptyList();
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}
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}
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@ -471,27 +515,38 @@ public class DubboCloudRegistry extends FailbackRegistry {
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private void subscribeDubboMetadataServiceURLs(URL subscribedURL,
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private void subscribeDubboMetadataServiceURLs(URL subscribedURL,
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NotifyListener listener) {
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NotifyListener listener) {
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// Sync subscription
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subscribeDubboMetadataServiceURLs(subscribedURL, listener,
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subscribeDubboMetadataServiceURLs(subscribedURL, listener,
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getServiceName(subscribedURL));
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getServiceName(subscribedURL));
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// Sync subscription
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// Sync subscription
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if (containsProviderCategory(subscribedURL)) {
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if (containsProviderCategory(subscribedURL)) {
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registerServiceInstancesChangedListener(subscribedURL,
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new ApplicationListener<ServiceInstancesChangedEvent>() {
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private final URL url2subscribe = subscribedURL;
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registerServiceInstancesChangedListener(subscribedURL,
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new ServiceInstanceChangeListener() {
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@Override
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public int getOrder() {
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return Ordered.LOWEST_PRECEDENCE - 1;
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}
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@Override
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@Override
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@Order(Ordered.LOWEST_PRECEDENCE - 1)
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public void onApplicationEvent(
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public void onApplicationEvent(
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ServiceInstancesChangedEvent event) {
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ServiceInstancesChangedEvent event) {
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String sourceServiceName = event.getServiceName();
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String sourceServiceName = event.getServiceName();
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List<ServiceInstance> serviceInstances = event
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.getServiceInstances();
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String serviceName = getServiceName(subscribedURL);
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String serviceName = getServiceName(subscribedURL);
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if (Objects.equals(sourceServiceName, serviceName)) {
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if (Objects.equals(sourceServiceName, serviceName)) {
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logger.debug(
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"handle serviceInstanceChange of metadata service, serviceName = {}, subscribeUrl={}",
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event.getServiceName(),
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subscribedURL.getServiceKey());
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// only update serviceInstances of the specified
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// serviceName
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subscribeDubboMetadataServiceURLs(subscribedURL, listener,
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subscribeDubboMetadataServiceURLs(subscribedURL, listener,
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sourceServiceName);
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sourceServiceName, serviceInstances);
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}
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}
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}
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}
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@ -509,34 +564,25 @@ public class DubboCloudRegistry extends FailbackRegistry {
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}
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}
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private void subscribeDubboMetadataServiceURLs(URL subscribedURL,
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private void subscribeDubboMetadataServiceURLs(URL subscribedURL,
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NotifyListener listener, String serviceName) {
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NotifyListener listener, String serviceName,
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List<ServiceInstance> serviceInstances) {
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String serviceInterface = subscribedURL.getServiceInterface();
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String serviceInterface = subscribedURL.getServiceInterface();
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String version = subscribedURL.getParameter(VERSION_KEY);
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String version = subscribedURL.getParameter(VERSION_KEY);
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String protocol = subscribedURL.getParameter(PROTOCOL_KEY);
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String protocol = subscribedURL.getParameter(PROTOCOL_KEY);
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List<ServiceInstance> serviceInstances = getServiceInstances(serviceName);
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List<URL> urls = dubboMetadataUtils.getDubboMetadataServiceURLs(serviceInstances,
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List<URL> urls = dubboMetadataUtils.getDubboMetadataServiceURLs(serviceInstances,
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serviceInterface, version, protocol);
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serviceInterface, version, protocol);
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|
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notifyAllSubscribedURLs(subscribedURL, urls, listener);
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notifyAllSubscribedURLs(subscribedURL, urls, listener);
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}
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}
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|
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// private void subscribeDubboMetadataServiceURLs(URL subscribedURL,
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private void subscribeDubboMetadataServiceURLs(URL subscribedURL,
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// NotifyListener listener, Set<String> serviceNames) {
|
NotifyListener listener, String serviceName) {
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//
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List<ServiceInstance> serviceInstances = getServiceInstances(serviceName);
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// String serviceInterface = subscribedURL.getServiceInterface();
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subscribeDubboMetadataServiceURLs(subscribedURL, listener, serviceName,
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// String version = subscribedURL.getParameter(VERSION_KEY);
|
serviceInstances);
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// String protocol = subscribedURL.getParameter(PROTOCOL_KEY);
|
}
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//
|
|
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// List<ServiceInstance> serviceInstances = getServiceInstances(serviceNames);
|
|
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//
|
|
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// List<URL> urls = dubboMetadataUtils.getDubboMetadataServiceURLs(serviceInstances,
|
|
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// serviceInterface, version, protocol);
|
|
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//
|
|
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// notifyAllSubscribedURLs(subscribedURL, urls, listener);
|
|
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// }
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|
|
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private boolean containsProviderCategory(URL subscribedURL) {
|
private boolean containsProviderCategory(URL subscribedURL) {
|
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String category = subscribedURL.getParameter(CATEGORY_KEY);
|
String category = subscribedURL.getParameter(CATEGORY_KEY);
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@ -557,6 +603,14 @@ public class DubboCloudRegistry extends FailbackRegistry {
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return ADMIN_PROTOCOL.equals(url.getProtocol());
|
return ADMIN_PROTOCOL.equals(url.getProtocol());
|
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}
|
}
|
||||||
|
|
||||||
|
public Map<URL, NotifyListener> getUrlNotifyListenerMap() {
|
||||||
|
return urlNotifyListenerMap;
|
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|
}
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||||||
|
|
||||||
|
public Map<String, ReSubscribeMetadataJob> getReConnectJobMap() {
|
||||||
|
return reConnectJobMap;
|
||||||
|
}
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|
|
||||||
protected boolean isDubboMetadataServiceURL(URL url) {
|
protected boolean isDubboMetadataServiceURL(URL url) {
|
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return DUBBO_METADATA_SERVICE_CLASS_NAME.equals(url.getServiceInterface());
|
return DUBBO_METADATA_SERVICE_CLASS_NAME.equals(url.getServiceInterface());
|
||||||
}
|
}
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|
@ -0,0 +1,84 @@
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|||||||
|
/*
|
||||||
|
* Copyright 2013-2018 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
|
||||||
|
*
|
||||||
|
* https://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 com.alibaba.cloud.dubbo.registry;
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|
|
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|
import java.util.Map;
|
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|
import java.util.Set;
|
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|
|
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|
import org.apache.dubbo.common.URL;
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import org.apache.dubbo.registry.NotifyListener;
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|
import org.slf4j.Logger;
|
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|
import org.slf4j.LoggerFactory;
|
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|
|
||||||
|
/**
|
||||||
|
* For re subscribe URL from provider.
|
||||||
|
*
|
||||||
|
* @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
|
||||||
|
*/
|
||||||
|
public class ReSubscribeMetadataJob implements Runnable {
|
||||||
|
|
||||||
|
protected final Logger logger = LoggerFactory.getLogger(ReSubscribeMetadataJob.class);
|
||||||
|
|
||||||
|
private final String serviceName;
|
||||||
|
|
||||||
|
private final DubboCloudRegistry dubboCloudRegistry;
|
||||||
|
|
||||||
|
private final int errorCounts;
|
||||||
|
|
||||||
|
public ReSubscribeMetadataJob(String serviceName,
|
||||||
|
DubboCloudRegistry dubboCloudRegistry, int errorCounts) {
|
||||||
|
this.errorCounts = errorCounts;
|
||||||
|
this.serviceName = serviceName;
|
||||||
|
this.dubboCloudRegistry = dubboCloudRegistry;
|
||||||
|
}
|
||||||
|
|
||||||
|
public ReSubscribeMetadataJob(String serviceName,
|
||||||
|
DubboCloudRegistry dubboCloudRegistry) {
|
||||||
|
this(serviceName, dubboCloudRegistry, 0);
|
||||||
|
}
|
||||||
|
|
||||||
|
@Override
|
||||||
|
public void run() {
|
||||||
|
if (dubboCloudRegistry.getReConnectJobMap().get(serviceName) != this) {
|
||||||
|
return;
|
||||||
|
}
|
||||||
|
try {
|
||||||
|
logger.info("reSubscribe, serviceName = {}, count = {}", serviceName,
|
||||||
|
errorCounts);
|
||||||
|
for (Map.Entry<URL, NotifyListener> entry : dubboCloudRegistry
|
||||||
|
.getUrlNotifyListenerMap().entrySet()) {
|
||||||
|
doRun(entry.getKey(), entry.getValue());
|
||||||
|
}
|
||||||
|
dubboCloudRegistry.getReConnectJobMap().remove(serviceName);
|
||||||
|
}
|
||||||
|
catch (Exception e) {
|
||||||
|
logger.warn(String.format(
|
||||||
|
"reSubscribe failed, serviceName = %s, try refresh again",
|
||||||
|
serviceName), e);
|
||||||
|
dubboCloudRegistry.addReSubscribeMetadataJob(serviceName, errorCounts + 1);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private void doRun(URL url, NotifyListener listener) {
|
||||||
|
Set<String> serviceNames = dubboCloudRegistry.getServices(url);
|
||||||
|
|
||||||
|
if (serviceNames.contains(serviceName)) {
|
||||||
|
dubboCloudRegistry.subscribeURLs(url, serviceNames, listener);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
@ -0,0 +1,35 @@
|
|||||||
|
/*
|
||||||
|
* Copyright 2013-2018 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
|
||||||
|
*
|
||||||
|
* https://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 com.alibaba.cloud.dubbo.registry;
|
||||||
|
|
||||||
|
import com.alibaba.cloud.dubbo.registry.event.ServiceInstancesChangedEvent;
|
||||||
|
|
||||||
|
import org.springframework.context.ApplicationListener;
|
||||||
|
import org.springframework.core.Ordered;
|
||||||
|
|
||||||
|
/**
|
||||||
|
* The interface of ServiceInstanceChange event Listener.
|
||||||
|
*
|
||||||
|
* @author <a href="mailto:chenxilzx1@gmail.com">theonefx</a>
|
||||||
|
* @see ServiceInstancesChangedEvent
|
||||||
|
* @see Ordered
|
||||||
|
* @see ApplicationListener
|
||||||
|
*/
|
||||||
|
public interface ServiceInstanceChangeListener
|
||||||
|
extends ApplicationListener<ServiceInstancesChangedEvent>, Ordered {
|
||||||
|
|
||||||
|
}
|
@ -100,7 +100,9 @@ public class SpringCloudRegistryFactory extends AbstractRegistryFactory {
|
|||||||
default:
|
default:
|
||||||
registry = new DubboCloudRegistry(url, discoveryClient,
|
registry = new DubboCloudRegistry(url, discoveryClient,
|
||||||
dubboServiceMetadataRepository, dubboMetadataConfigServiceProxy,
|
dubboServiceMetadataRepository, dubboMetadataConfigServiceProxy,
|
||||||
jsonUtils, dubboGenericServiceFactory, applicationContext);
|
jsonUtils, dubboGenericServiceFactory, applicationContext,
|
||||||
|
dubboCloudProperties.getMaxReSubscribeMetadataTimes(),
|
||||||
|
dubboCloudProperties.getReSubscribeMetadataIntervial());
|
||||||
break;
|
break;
|
||||||
}
|
}
|
||||||
|
|
||||||
|
Loading…
x
Reference in New Issue
Block a user