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Posted to commits@servicecomb.apache.org by wu...@apache.org on 2021/05/08 08:46:50 UTC
[servicecomb-java-chassis] branch master updated: [SCB-2261]change
block wait to checked wait to avoid request timeout exceed invocation
timeout
This is an automated email from the ASF dual-hosted git repository.
wujimin pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/servicecomb-java-chassis.git
The following commit(s) were added to refs/heads/master by this push:
new 3115a23 [SCB-2261]change block wait to checked wait to avoid request timeout exceed invocation timeout
3115a23 is described below
commit 3115a235c370cc27204429d19d1ad92a3c06e94b
Author: liubao68 <bi...@qq.com>
AuthorDate: Fri May 7 16:22:15 2021 +0800
[SCB-2261]change block wait to checked wait to avoid request timeout exceed invocation timeout
---
.../core/provider/consumer/InvokerUtils.java | 4 +-
.../provider/consumer/SyncResponseExecutor.java | 45 ++++++++++++++++++----
.../core/consumer/TestSyncResponseExecutor.java | 4 +-
.../demo/jaxrs/client/TestClientTimeout.java | 16 +++++---
.../servicecomb/demo/CommonSchemaInterface.java | 3 ++
.../client/TestSpringMVCCommonSchemaInterface.java | 11 ++++++
.../src/main/resources/microservice.yaml | 4 ++
.../server/SpringMVCCommonSchemaInterface.java | 5 +++
8 files changed, 75 insertions(+), 17 deletions(-)
diff --git a/core/src/main/java/org/apache/servicecomb/core/provider/consumer/InvokerUtils.java b/core/src/main/java/org/apache/servicecomb/core/provider/consumer/InvokerUtils.java
index 3ce1b70..66ec396 100644
--- a/core/src/main/java/org/apache/servicecomb/core/provider/consumer/InvokerUtils.java
+++ b/core/src/main/java/org/apache/servicecomb/core/provider/consumer/InvokerUtils.java
@@ -158,7 +158,7 @@ public final class InvokerUtils {
invocation.onStartHandlersRequest();
invocation.next(respExecutor::setResponse);
- Response response = respExecutor.waitResponse();
+ Response response = respExecutor.waitResponse(invocation);
invocation.getInvocationStageTrace().finishHandlersResponse();
invocation.onFinish(response);
return response;
@@ -166,8 +166,6 @@ public final class InvokerUtils {
String msg =
String.format("invoke failed, %s", invocation.getOperationMeta().getMicroserviceQualifiedName());
LOGGER.error(msg, e);
- LOGGER.error("invocation type: {}, handler chain: {}", invocation.getInvocationType(),
- invocation.getHandlerChain());
Response response = Response.createConsumerFail(e);
invocation.onFinish(response);
diff --git a/core/src/main/java/org/apache/servicecomb/core/provider/consumer/SyncResponseExecutor.java b/core/src/main/java/org/apache/servicecomb/core/provider/consumer/SyncResponseExecutor.java
index 59c2af2..1c5a260 100644
--- a/core/src/main/java/org/apache/servicecomb/core/provider/consumer/SyncResponseExecutor.java
+++ b/core/src/main/java/org/apache/servicecomb/core/provider/consumer/SyncResponseExecutor.java
@@ -17,10 +17,16 @@
package org.apache.servicecomb.core.provider.consumer;
+import static javax.ws.rs.core.Response.Status.REQUEST_TIMEOUT;
+
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.Executor;
+import java.util.concurrent.TimeUnit;
+import org.apache.servicecomb.core.Invocation;
+import org.apache.servicecomb.core.exception.ExceptionCodes;
import org.apache.servicecomb.swagger.invocation.Response;
+import org.apache.servicecomb.swagger.invocation.exception.InvocationException;
/**
* 业务线程在阻塞等待着,不必另起线程
@@ -48,9 +54,9 @@ public class SyncResponseExecutor implements Executor {
latch.countDown();
}
- public Response waitResponse() throws InterruptedException {
- // TODO:增加配置,指定超时时间
- latch.await();
+ public Response waitResponse(Invocation invocation) throws InvocationException {
+ guardedWait(invocation);
+
// cmd为null,是没走execute,直接返回的场景
if (cmd != null) {
cmd.run();
@@ -62,11 +68,36 @@ public class SyncResponseExecutor implements Executor {
public void setResponse(Response response) {
this.response = response;
if (cmd == null) {
- // 走到这里,没有cmd
- // 说明没走到网络线程,直接就返回了
- // 或者在网络线程中没使用execute的方式返回,这会导致返回流程在网络线程中执行
- // 虽然不合适,但是也不应该导致业务线程无法唤醒
+ // 1. 走到这里,没有cmd,说明没走到网络线程,直接就返回了。
+ // 2. 或者在网络线程中没使用execute的方式返回,这会导致返回流程在网络线程中执行,虽然不合适,但是也不应该导致业务线程无法唤醒
latch.countDown();
}
}
+
+ private void guardedWait(Invocation invocation) throws InvocationException {
+ long wait = getWaitTime(invocation);
+ try {
+ if (wait <= 0) {
+ latch.await();
+ return;
+ }
+ if (latch.await(wait, TimeUnit.MILLISECONDS)) {
+ return;
+ }
+ } catch (InterruptedException e) {
+ //ignore
+ }
+ throw new InvocationException(REQUEST_TIMEOUT, ExceptionCodes.INVOCATION_TIMEOUT, "Invocation Timeout.");
+ }
+
+ private long getWaitTime(Invocation invocation) {
+ if (invocation.getOperationMeta().getConfig().getMsRequestTimeout() <= 0) {
+ return invocation.getOperationMeta().getConfig().getMsInvocationTimeout();
+ }
+ if (invocation.getOperationMeta().getConfig().getMsInvocationTimeout() <= 0) {
+ return invocation.getOperationMeta().getConfig().getMsRequestTimeout();
+ }
+ return Math.min(invocation.getOperationMeta().getConfig().getMsRequestTimeout(),
+ invocation.getOperationMeta().getConfig().getMsInvocationTimeout());
+ }
}
diff --git a/core/src/test/java/org/apache/servicecomb/core/consumer/TestSyncResponseExecutor.java b/core/src/test/java/org/apache/servicecomb/core/consumer/TestSyncResponseExecutor.java
index 988005d..438e959 100644
--- a/core/src/test/java/org/apache/servicecomb/core/consumer/TestSyncResponseExecutor.java
+++ b/core/src/test/java/org/apache/servicecomb/core/consumer/TestSyncResponseExecutor.java
@@ -17,6 +17,7 @@
package org.apache.servicecomb.core.consumer;
+import org.apache.servicecomb.core.Invocation;
import org.apache.servicecomb.core.provider.consumer.SyncResponseExecutor;
import org.apache.servicecomb.swagger.invocation.Response;
import org.junit.Assert;
@@ -29,11 +30,12 @@ public class TestSyncResponseExecutor {
SyncResponseExecutor executor = new SyncResponseExecutor();
Runnable cmd = Mockito.mock(Runnable.class);
Response response = Mockito.mock(Response.class);
+ Invocation invocation = Mockito.mock(Invocation.class);
executor.execute(cmd);
executor.setResponse(response);
try {
- Response responseValue = executor.waitResponse();
+ Response responseValue = executor.waitResponse(invocation);
Assert.assertNotNull(responseValue);
} catch (Exception e) {
Assert.assertNotNull(e);
diff --git a/demo/demo-jaxrs/jaxrs-client/src/main/java/org/apache/servicecomb/demo/jaxrs/client/TestClientTimeout.java b/demo/demo-jaxrs/jaxrs-client/src/main/java/org/apache/servicecomb/demo/jaxrs/client/TestClientTimeout.java
index 73ae73d..486d1e8 100644
--- a/demo/demo-jaxrs/jaxrs-client/src/main/java/org/apache/servicecomb/demo/jaxrs/client/TestClientTimeout.java
+++ b/demo/demo-jaxrs/jaxrs-client/src/main/java/org/apache/servicecomb/demo/jaxrs/client/TestClientTimeout.java
@@ -64,19 +64,23 @@ public class TestClientTimeout implements CategorizedTestCase {
params.put("a", "5");
params.put("b", "20");
boolean failed = false;
- long failures = 0;
- ServiceCombServerStats serviceCombServerStats = null;
+// long failures = 0;
+// ServiceCombServerStats serviceCombServerStats = null;
try {
- serviceCombServerStats = getServiceCombServerStats();
- failures = serviceCombServerStats.getContinuousFailureCount();
+// serviceCombServerStats = getServiceCombServerStats();
+// failures = serviceCombServerStats.getContinuousFailureCount();
template.postForObject(cseUrlPrefix + "add", params, Integer.class);
} catch (InvocationException e) {
failed = true;
// implement timeout with same error code and message for rest and highway
TestMgr.check(408, e.getStatus().getStatusCode());
+ // Request Timeout or Invocation Timeout
TestMgr.check(true,
- e.getErrorData().toString().contains("CommonExceptionData [message=Request Timeout."));
- TestMgr.check(serviceCombServerStats.getContinuousFailureCount(), failures + 1);
+ e.getErrorData().toString().contains("Timeout."));
+ // TODO: 这个测试用例失败不会影响当前功能。 需要在完成 SCB-2213重试重构、实例统计状态基于事件重构(当前
+ // 在LoadbalanceHandler进行实例统计信息更新,应该基于服务执行完成事件更新,重试也应该在调用层重试。)
+ // 等功能后,才能够启用这个测试用例检查。
+ // TestMgr.check(serviceCombServerStats.getContinuousFailureCount(), failures + 1);
}
TestMgr.check(true, failed);
diff --git a/demo/demo-schema/src/main/java/org/apache/servicecomb/demo/CommonSchemaInterface.java b/demo/demo-schema/src/main/java/org/apache/servicecomb/demo/CommonSchemaInterface.java
index 0b50fa6..eef63ec 100644
--- a/demo/demo-schema/src/main/java/org/apache/servicecomb/demo/CommonSchemaInterface.java
+++ b/demo/demo-schema/src/main/java/org/apache/servicecomb/demo/CommonSchemaInterface.java
@@ -33,4 +33,7 @@ public interface CommonSchemaInterface {
@ApiOperation(value = "testInvocationTimeoutWithInvocation", nickname = "testInvocationTimeoutWithInvocation")
String testInvocationTimeout(InvocationContext context, @RequestParam("timeout") long timeout,
@RequestParam("name") String name);
+
+ @GetMapping(path = "testInvocationTimeoutInClientWait")
+ String testInvocationTimeoutInClientWait(@RequestParam("timeout") long timeout, @RequestParam("name") String name);
}
diff --git a/demo/demo-springmvc/springmvc-client/src/main/java/org/apache/servicecomb/demo/springmvc/client/TestSpringMVCCommonSchemaInterface.java b/demo/demo-springmvc/springmvc-client/src/main/java/org/apache/servicecomb/demo/springmvc/client/TestSpringMVCCommonSchemaInterface.java
index a9f53ee..3b86349 100644
--- a/demo/demo-springmvc/springmvc-client/src/main/java/org/apache/servicecomb/demo/springmvc/client/TestSpringMVCCommonSchemaInterface.java
+++ b/demo/demo-springmvc/springmvc-client/src/main/java/org/apache/servicecomb/demo/springmvc/client/TestSpringMVCCommonSchemaInterface.java
@@ -39,6 +39,17 @@ public class TestSpringMVCCommonSchemaInterface implements CategorizedTestCase {
testInvocationTimeoutInServer();
testInvocationTimeoutInServerUserCheck();
testInvocationAlreadyTimeoutInClient();
+ testInvocationTimeoutInClientWait();
+ }
+
+ private void testInvocationTimeoutInClientWait() {
+ try {
+ client.testInvocationTimeoutInClientWait(500, "hello");
+ TestMgr.fail("should timeout");
+ } catch (InvocationException e) {
+ TestMgr.check(408, e.getStatusCode());
+ TestMgr.check("Invocation Timeout.", ((CommonExceptionData) e.getErrorData()).getMessage());
+ }
}
private void testInvocationTimeoutInServerUserCheck() {
diff --git a/demo/demo-springmvc/springmvc-client/src/main/resources/microservice.yaml b/demo/demo-springmvc/springmvc-client/src/main/resources/microservice.yaml
index a1d2dec..bc5e1c0 100644
--- a/demo/demo-springmvc/springmvc-client/src/main/resources/microservice.yaml
+++ b/demo/demo-springmvc/springmvc-client/src/main/resources/microservice.yaml
@@ -56,6 +56,10 @@ servicecomb:
check:
enabled: true
strategy: processing-time
+ springmvc:
+ SpringMVCCommonSchemaInterface:
+ testInvocationTimeoutInClientWait:
+ timeout: 300
tracing:
enabled: true
samplingRate: 0.5
diff --git a/demo/demo-springmvc/springmvc-server/src/main/java/org/apache/servicecomb/demo/springmvc/server/SpringMVCCommonSchemaInterface.java b/demo/demo-springmvc/springmvc-server/src/main/java/org/apache/servicecomb/demo/springmvc/server/SpringMVCCommonSchemaInterface.java
index 4fa5b73..edd200b 100644
--- a/demo/demo-springmvc/springmvc-server/src/main/java/org/apache/servicecomb/demo/springmvc/server/SpringMVCCommonSchemaInterface.java
+++ b/demo/demo-springmvc/springmvc-server/src/main/java/org/apache/servicecomb/demo/springmvc/server/SpringMVCCommonSchemaInterface.java
@@ -57,4 +57,9 @@ public class SpringMVCCommonSchemaInterface implements CommonSchemaInterface {
return testInvocationTimeout(timeout, name);
}
+
+ @Override
+ public String testInvocationTimeoutInClientWait(long timeout, String name) {
+ return testInvocationTimeout(timeout, name);
+ }
}