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今天在运行spring-boot + dubbo的时候,zookeeper中注册的时候抛出一个异常,查看到我使用的curator-recipes版本是4.0+版本,依赖的zookeeper是3.5加版本,而我自己的zookeeper是3.4.x版本。
异常信息
Caused by: com.alibaba.dubbo.rpc.RpcException: Failed to register dubbo://192.168.100.111:20880/com.itstyle.modules.alipay.service.IAliPayService?anyhost=true&application=springboot_pay&default.loadbalance=roundrobin&default.threadpool=fixed&default.threads=10&dubbo=2.6.2&generic=false&interface=com.itstyle.modules.alipay.service.IAliPayService&methods=downloadBillUrl,aliCloseorder,aliPay,appPay,rsaCheckV1,aliPayPc,aliPayMobile,aliRefund,rsaCheckV2&pid=10728&side=provider×tamp=1542872343263 to zookeeper zookeeper://119.23.74.61:2181/com.alibaba.dubbo.registry.RegistryService?application=springboot_pay&dubbo=2.6.2&interface=com.alibaba.dubbo.registry.RegistryService&pid=10728×tamp=1542872343247, cause: KeeperErrorCode = Unimplemented for /dubbo/com.itstyle.modules.alipay.service.IAliPayService/providers/dubbo%3A%2F%2F192.168.100.111%3A20880%2Fcom.itstyle.modules.alipay.service.IAliPayService%3Fanyhost%3Dtrue%26application%3Dspringboot_pay%26default.loadbalance%3Droundrobin%26default.threadpool%3Dfixed%26default.threads%3D10%26dubbo%3D2.6.2%26generic%3Dfalse%26interface%3Dcom.itstyle.modules.alipay.service.IAliPayService%26methods%3DdownloadBillUrl%2CaliCloseorder%2CaliPay%2CappPay%2CrsaCheckV1%2CaliPayPc%2CaliPayMobile%2CaliRefund%2CrsaCheckV2%26pid%3D10728%26side%3Dprovider%26timestamp%3D1542872343263
at com.alibaba.dubbo.registry.zookeeper.ZookeeperRegistry.doRegister(ZookeeperRegistry.java:116)
at com.alibaba.dubbo.registry.support.FailbackRegistry.register(FailbackRegistry.java:131)
... 37 common frames omitted
Caused by: java.lang.IllegalStateException: KeeperErrorCode = Unimplemented for /dubbo/com.itstyle.modules.alipay.service.IAliPayService/providers/dubbo%3A%2F%2F192.168.100.111%3A20880%2Fcom.itstyle.modules.alipay.service.IAliPayService%3Fanyhost%3Dtrue%26application%3Dspringboot_pay%26default.loadbalance%3Droundrobin%26default.threadpool%3Dfixed%26default.threads%3D10%26dubbo%3D2.6.2%26generic%3Dfalse%26interface%3Dcom.itstyle.modules.alipay.service.IAliPayService%26methods%3DdownloadBillUrl%2CaliCloseorder%2CaliPay%2CappPay%2CrsaCheckV1%2CaliPayPc%2CaliPayMobile%2CaliRefund%2CrsaCheckV2%26pid%3D10728%26side%3Dprovider%26timestamp%3D1542872343263
at com.alibaba.dubbo.remoting.zookeeper.curator.CuratorZookeeperClient.createEphemeral(CuratorZookeeperClient.java:89)
at com.alibaba.dubbo.remoting.zookeeper.support.AbstractZookeeperClient.create(AbstractZookeeperClient.java:63)
at com.alibaba.dubbo.registry.zookeeper.ZookeeperRegistry.doRegister(ZookeeperRegistry.java:114)
... 38 common frames omitted
Caused by: org.apache.zookeeper.KeeperException$UnimplementedException: KeeperErrorCode = Unimplemented for /dubbo/com.itstyle.modules.alipay.service.IAliPayService/providers/dubbo%3A%2F%2F192.168.100.111%3A20880%2Fcom.itstyle.modules.alipay.service.IAliPayService%3Fanyhost%3Dtrue%26application%3Dspringboot_pay%26default.loadbalance%3Droundrobin%26default.threadpool%3Dfixed%26default.threads%3D10%26dubbo%3D2.6.2%26generic%3Dfalse%26interface%3Dcom.itstyle.modules.alipay.service.IAliPayService%26methods%3DdownloadBillUrl%2CaliCloseorder%2CaliPay%2CappPay%2CrsaCheckV1%2CaliPayPc%2CaliPayMobile%2CaliRefund%2CrsaCheckV2%26pid%3D10728%26side%3Dprovider%26timestamp%3D1542872343263
at org.apache.zookeeper.KeeperException.create(KeeperException.java:103)
at org.apache.zookeeper.KeeperException.create(KeeperException.java:51)
at org.apache.zookeeper.ZooKeeper.create(ZooKeeper.java:1525)
at org.apache.curator.framework.imps.CreateBuilderImpl$17.call(CreateBuilderImpl.java:1181)
at org.apache.curator.framework.imps.CreateBuilderImpl$17.call(CreateBuilderImpl.java:1158)
at org.apache.curator.connection.StandardConnectionHandlingPolicy.callWithRetry(StandardConnectionHandlingPolicy.java:64)
at org.apache.curator.RetryLoop.callWithRetry(RetryLoop.java:100)
at org.apache.curator.framework.imps.CreateBuilderImpl.pathInForeground(CreateBuilderImpl.java:1155)
at org.apache.curator.framework.imps.CreateBuilderImpl.protectedPathInForeground(CreateBuilderImpl.java:605)
at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:595)
at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:573)
at org.apache.curator.framework.imps.CreateBuilderImpl.forPath(CreateBuilderImpl.java:49)
at com.alibaba.dubbo.remoting.zookeeper.curator.CuratorZookeeperClient.createEphemeral(CuratorZookeeperClient.java:86)
... 40 common frames omitted
参考到该文章:https://blog.csdn.net/sgrrmswtvt/article/details/81129342?utm_source=blogxgwz2
说是由于Zookeeper版本问题,果然我的Zookeeper版本是3.4.x的
查看到我的pom依赖的zookeeper是3.5.x所以导致这个错误
更新版本
<dependency>
<groupId>org.apache.curator</groupId>
<artifactId>curator-recipes</artifactId>
<version>4.0.1</version>
先排除zookeeper
<exclusions>
<exclusion>
<groupId>org.apache.zookeeper</groupId>
<artifactId>zookeeper</artifactId>
</exclusion>
</exclusions>
</dependency>
添加zookeeper3.4.x版本
<dependency>
<groupId>org.apache.zookeeper</groupId>
<artifactId>zookeeper</artifactId>
<version>3.4.7</version>
</dependency>
修改依赖之后重新运行成功。
如有类似问题欢迎留言,看到会回复。