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Posted to commits@servicecomb.apache.org by ni...@apache.org on 2018/01/30 04:45:34 UTC

[incubator-servicecomb-java-chassis] branch master updated (2fca86e -> 99861e1)

This is an automated email from the ASF dual-hosted git repository.

ningjiang pushed a change to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-servicecomb-java-chassis.git.


    from 2fca86e  SCB-308 Vertx transport server timeout will cause VertxServerRequestToHttpServletRequest getRemoteAddress NullPointException, so save the socketAddress with the servletRequest
     new f289b43  SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user
     new 1f2baf0  SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user
     new 3d76998  SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user
     new 99861e1  SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user

The 4 revisions listed above as "new" are entirely new to this
repository and will be described in separate emails.  The revisions
listed as "add" were already present in the repository and have only
been added to this reference.


Summary of changes:
 .../config/client/ConfigCenterClient.java          |   6 +-
 .../foundation/vertx/AddressResolverConfig.java    | 127 +++++++++++++++++++++
 .../vertx/TestAddressResolverConfig.java           |  85 ++++++++++++++
 .../client/http/AbstractClientPool.java            |   6 +-
 4 files changed, 222 insertions(+), 2 deletions(-)
 create mode 100644 foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java
 create mode 100644 foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResolverConfig.java

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[incubator-servicecomb-java-chassis] 02/04: SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user

Posted by ni...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

ningjiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-servicecomb-java-chassis.git

commit 1f2baf0e15b5e31e4c0bdf8b087a810dc281fdac
Author: jeho0815 <je...@email.com>
AuthorDate: Mon Jan 29 10:09:08 2018 +0800

    SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user
---
 .../springmvc-server/src/main/resources/microservice.yaml               | 2 +-
 service-registry/pom.xml                                                | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml b/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml
index bcb0252..d7a69d8 100644
--- a/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml
+++ b/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml
@@ -72,4 +72,4 @@ ssl.keyStore: server.p12
 ssl.keyStoreType: PKCS12
 ssl.keyStoreValue: Changeme_123
 ssl.crl: revoke.crl
-ssl.sslCustomClass: org.apache.servicecomb.demo.DemoSSLCustom
\ No newline at end of file
+ssl.sslCustomClass: org.apache.servicecomb.demo.DemoSSLCustom
diff --git a/service-registry/pom.xml b/service-registry/pom.xml
index ae5895f..306dddd 100644
--- a/service-registry/pom.xml
+++ b/service-registry/pom.xml
@@ -22,6 +22,7 @@
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
     <version>0.6.0-SNAPSHOT</version>
+    <relativePath>../parent</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 

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[incubator-servicecomb-java-chassis] 01/04: SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user

Posted by ni...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

ningjiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-servicecomb-java-chassis.git

commit f289b433b2e51d71686bde05dca623316e9c8876
Author: jeho0815 <je...@email.com>
AuthorDate: Mon Jan 29 10:04:53 2018 +0800

    SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user
---
 .../src/main/resources/microservice.yaml           |   2 +-
 .../config/client/ConfigCenterClient.java          |   6 +-
 .../foundation/vertx/AddressResolverConfig.java    | 110 +++++++++++++++++++++
 .../foundation/vertx/TestAddressResoverConfig.java |  63 ++++++++++++
 service-registry/pom.xml                           |   1 -
 .../client/http/AbstractClientPool.java            |   6 +-
 6 files changed, 184 insertions(+), 4 deletions(-)

diff --git a/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml b/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml
index d7a69d8..bcb0252 100644
--- a/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml
+++ b/demo/demo-springmvc/springmvc-server/src/main/resources/microservice.yaml
@@ -72,4 +72,4 @@ ssl.keyStore: server.p12
 ssl.keyStoreType: PKCS12
 ssl.keyStoreValue: Changeme_123
 ssl.crl: revoke.crl
-ssl.sslCustomClass: org.apache.servicecomb.demo.DemoSSLCustom
+ssl.sslCustomClass: org.apache.servicecomb.demo.DemoSSLCustom
\ No newline at end of file
diff --git a/dynamic-config/config-cc/src/main/java/org/apache/servicecomb/config/client/ConfigCenterClient.java b/dynamic-config/config-cc/src/main/java/org/apache/servicecomb/config/client/ConfigCenterClient.java
index 89ff005..602f4a9 100644
--- a/dynamic-config/config-cc/src/main/java/org/apache/servicecomb/config/client/ConfigCenterClient.java
+++ b/dynamic-config/config-cc/src/main/java/org/apache/servicecomb/config/client/ConfigCenterClient.java
@@ -45,6 +45,7 @@ import org.apache.servicecomb.foundation.common.utils.JsonUtils;
 import org.apache.servicecomb.foundation.ssl.SSLCustom;
 import org.apache.servicecomb.foundation.ssl.SSLOption;
 import org.apache.servicecomb.foundation.ssl.SSLOptionFactory;
+import org.apache.servicecomb.foundation.vertx.AddressResolverConfig;
 import org.apache.servicecomb.foundation.vertx.VertxTLSBuilder;
 import org.apache.servicecomb.foundation.vertx.VertxUtils;
 import org.apache.servicecomb.foundation.vertx.client.ClientPoolManager;
@@ -59,6 +60,7 @@ import com.fasterxml.jackson.core.type.TypeReference;
 import io.netty.handler.codec.http.HttpResponseStatus;
 import io.vertx.core.DeploymentOptions;
 import io.vertx.core.Vertx;
+import io.vertx.core.VertxOptions;
 import io.vertx.core.http.CaseInsensitiveHeaders;
 import io.vertx.core.http.HttpClientOptions;
 import io.vertx.core.http.HttpClientRequest;
@@ -152,7 +154,9 @@ public class ConfigCenterClient {
   }
 
   private void deployConfigClient() throws InterruptedException {
-    Vertx vertx = VertxUtils.getOrCreateVertxByName("config-center", null);
+    VertxOptions vertxOptions = new VertxOptions();
+    vertxOptions.setAddressResolverOptions(AddressResolverConfig.getAddressResover(SSL_KEY));
+    Vertx vertx = VertxUtils.getOrCreateVertxByName("config-center", vertxOptions);
 
     HttpClientOptions httpClientOptions = createHttpClientOptions();
     clientMgr = new ClientPoolManager<>(vertx, new HttpClientPoolFactory(httpClientOptions));
diff --git a/foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java b/foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java
new file mode 100644
index 0000000..a9bd5fe
--- /dev/null
+++ b/foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java
@@ -0,0 +1,110 @@
+package org.apache.servicecomb.foundation.vertx;
+
+import java.util.Arrays;
+import java.util.List;
+
+import com.netflix.config.DynamicPropertyFactory;
+
+import io.vertx.core.dns.AddressResolverOptions;
+
+public class AddressResolverConfig {
+
+  /**
+   * get the target endpoints with custom address resolve config
+   * @param tag config tag, such as sc.consumer or cc.consumer
+   * @return AddressResolverOptions
+   */
+  public static AddressResolverOptions getAddressResover(String tag) {
+    AddressResolverOptions addressResolverOptions = new AddressResolverOptions();
+    addressResolverOptions
+        .setServers(getStringListProperty(AddressResolverOptions.DEFAULT_SEACH_DOMAINS,
+            "addressResolver." + tag + ".servers",
+            "addressResolver.servers"));
+    addressResolverOptions
+        .setOptResourceEnabled(getBooleanProperty(AddressResolverOptions.DEFAULT_OPT_RESOURCE_ENABLED,
+            "addressResolver." + tag + ".optResourceEnabled",
+            "addressResolver.optResourceEnabled"));
+    addressResolverOptions
+        .setCacheMinTimeToLive(getIntProperty(AddressResolverOptions.DEFAULT_CACHE_MIN_TIME_TO_LIVE,
+            "addressResolver." + tag + ".cacheMinTimeToLive",
+            "addressResolver.cacheMinTimeToLive"));
+    addressResolverOptions
+        .setCacheMaxTimeToLive(getIntProperty(AddressResolverOptions.DEFAULT_CACHE_MAX_TIME_TO_LIVE,
+            "addressResolver." + tag + ".cacheMaxTimeToLive",
+            "addressResolver.cacheMaxTimeToLive"));
+    addressResolverOptions
+        .setCacheNegativeTimeToLive(getIntProperty(AddressResolverOptions.DEFAULT_CACHE_NEGATIVE_TIME_TO_LIVE,
+            "addressResolver." + tag + ".cacheNegativeTimeToLive",
+            "addressResolver.cacheNegativeTimeToLive"));
+    addressResolverOptions
+        .setQueryTimeout(getIntProperty(AddressResolverOptions.DEFAULT_QUERY_TIMEOUT,
+            "addressResolver." + tag + ".queryTimeout",
+            "addressResolver.queryTimeout"));
+    addressResolverOptions
+        .setMaxQueries(getIntProperty(AddressResolverOptions.DEFAULT_MAX_QUERIES,
+            "addressResolver." + tag + ".maxQueries",
+            "addressResolver.maxQueries"));
+    addressResolverOptions
+        .setRdFlag(getBooleanProperty(AddressResolverOptions.DEFAULT_RD_FLAG,
+            "addressResolver." + tag + ".rdFlag",
+            "addressResolver.rdFlag"));
+    addressResolverOptions
+        .setSearchDomains(getStringListProperty(AddressResolverOptions.DEFAULT_SEACH_DOMAINS,
+            "addressResolver." + tag + ".searchDomains",
+            "addressResolver.searchDomains"));
+    addressResolverOptions
+        .setNdots(getIntProperty(AddressResolverOptions.DEFAULT_CACHE_MIN_TIME_TO_LIVE,
+            "addressResolver." + tag + ".ndots",
+            "addressResolver.ndots"));
+    addressResolverOptions
+        .setRotateServers(getBooleanProperty(AddressResolverOptions.DEFAULT_ROTATE_SERVERS,
+            "addressResolver." + tag + ".rotateServers",
+            "addressResolver.rotateServers"));
+    return addressResolverOptions;
+  }
+
+  private static List<String> getStringListProperty(List<String> defaultValue, String... keys) {
+    String property = null;
+    for (String key : keys) {
+      property = DynamicPropertyFactory.getInstance().getStringProperty(key, null).get();
+      if (property != null) {
+        break;
+      }
+    }
+    if (property != null) {
+      return Arrays.asList(property.split(","));
+    } else {
+      return defaultValue;
+    }
+  }
+
+  private static int getIntProperty(int defaultValue, String... keys) {
+    int property = -1;
+    for (String key : keys) {
+      property = DynamicPropertyFactory.getInstance().getIntProperty(key, -1).get();
+      if (property > 0) {
+        break;
+      }
+    }
+    if (property > 0) {
+      return property;
+    } else {
+      return defaultValue;
+    }
+  }
+
+  private static boolean getBooleanProperty(boolean defaultValue, String... keys) {
+    String property = null;
+    for (String key : keys) {
+      property = DynamicPropertyFactory.getInstance().getStringProperty(key, null).get();
+      if (property != null) {
+        break;
+      }
+    }
+    if (property != null) {
+      return Boolean.parseBoolean(property);
+    } else {
+      return defaultValue;
+    }
+  }
+}
diff --git a/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java b/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java
new file mode 100644
index 0000000..b9470e3
--- /dev/null
+++ b/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java
@@ -0,0 +1,63 @@
+package org.apache.servicecomb.foundation.vertx;
+
+import org.apache.servicecomb.foundation.test.scaffolding.config.ArchaiusUtils;
+import org.junit.AfterClass;
+import org.junit.Assert;
+import org.junit.BeforeClass;
+import org.junit.Test;
+
+import io.vertx.core.dns.AddressResolverOptions;
+
+public class TestAddressResoverConfig {
+
+  @BeforeClass
+  public static void classSetup() {
+    ArchaiusUtils.resetConfig();
+  }
+
+  @AfterClass
+  public static void classTeardown() {
+    ArchaiusUtils.resetConfig();
+  }
+
+
+  @Test
+  public void testGetResover() {
+    ArchaiusUtils.resetConfig();
+    ArchaiusUtils.setProperty("addressResolver.servers", "8.8.8.8,8.8.4.4");
+    ArchaiusUtils.setProperty("addressResolver.optResourceEnabled", true);
+    ArchaiusUtils.setProperty("addressResolver.cacheMinTimeToLive", 0);
+    ArchaiusUtils.setProperty("addressResolver.cacheMaxTimeToLive", 10000);
+    ArchaiusUtils.setProperty("addressResolver.cacheNegativeTimeToLive", 0);
+    ArchaiusUtils.setProperty("addressResolver.queryTimeout", 1000);
+    ArchaiusUtils.setProperty("addressResolver.maxQueries", 3);
+    ArchaiusUtils.setProperty("addressResolver.test.maxQueries", 3);
+    ArchaiusUtils.setProperty("addressResolver.rdFlag", true);
+    ArchaiusUtils.setProperty("addressResolver.searchDomains",
+        "default.svc.local.cluster,svc.local.cluster,local.cluster");
+    ArchaiusUtils.setProperty("addressResolver.test.searchDomains",
+        "test.svc.local.cluster,svc.local.cluster,local.cluster");
+    ArchaiusUtils.setProperty("addressResolver.ndots", 3);
+    ArchaiusUtils.setProperty("addressResolver.rotateServers", true);
+    AddressResolverOptions aroc = AddressResolverConfig.getAddressResover("test");
+    Assert.assertEquals(2, aroc.getServers().size());
+    Assert.assertEquals("8.8.8.8", aroc.getServers().get(0));
+    Assert.assertEquals("test.svc.local.cluster", aroc.getSearchDomains().get(0));
+    AddressResolverOptions aroc1 = AddressResolverConfig.getAddressResover("test1");
+    Assert.assertEquals("default.svc.local.cluster", aroc1.getSearchDomains().get(0));
+  }
+
+  @Test
+  public void testGetResoverDefault() {
+    ArchaiusUtils.resetConfig();
+    ArchaiusUtils.setProperty("addressResolver.servers", "8.8.8.8,8.8.4.4");
+    ArchaiusUtils.setProperty("addressResolver.maxQueries", 3);
+    ArchaiusUtils.setProperty("addressResolver.rdFlag", false);
+    AddressResolverOptions aroc = AddressResolverConfig.getAddressResover("test");
+    Assert.assertEquals(2, aroc.getServers().size());
+    Assert.assertEquals(3, aroc.getMaxQueries());
+    Assert.assertEquals(Integer.MAX_VALUE, aroc.getCacheMaxTimeToLive());
+    Assert.assertTrue(aroc.isOptResourceEnabled());
+    Assert.assertNull(aroc.getSearchDomains());
+  }
+}
diff --git a/service-registry/pom.xml b/service-registry/pom.xml
index 306dddd..ae5895f 100644
--- a/service-registry/pom.xml
+++ b/service-registry/pom.xml
@@ -22,7 +22,6 @@
     <groupId>org.apache.servicecomb</groupId>
     <artifactId>java-chassis-parent</artifactId>
     <version>0.6.0-SNAPSHOT</version>
-    <relativePath>../parent</relativePath>
   </parent>
   <modelVersion>4.0.0</modelVersion>
 
diff --git a/service-registry/src/main/java/org/apache/servicecomb/serviceregistry/client/http/AbstractClientPool.java b/service-registry/src/main/java/org/apache/servicecomb/serviceregistry/client/http/AbstractClientPool.java
index cb9b876..be8759a 100644
--- a/service-registry/src/main/java/org/apache/servicecomb/serviceregistry/client/http/AbstractClientPool.java
+++ b/service-registry/src/main/java/org/apache/servicecomb/serviceregistry/client/http/AbstractClientPool.java
@@ -17,6 +17,7 @@
 
 package org.apache.servicecomb.serviceregistry.client.http;
 
+import org.apache.servicecomb.foundation.vertx.AddressResolverConfig;
 import org.apache.servicecomb.foundation.vertx.VertxUtils;
 import org.apache.servicecomb.foundation.vertx.client.ClientPoolManager;
 import org.apache.servicecomb.foundation.vertx.client.ClientVerticle;
@@ -28,6 +29,7 @@ import org.slf4j.LoggerFactory;
 
 import io.vertx.core.DeploymentOptions;
 import io.vertx.core.Vertx;
+import io.vertx.core.VertxOptions;
 import io.vertx.core.http.HttpClientOptions;
 
 /**
@@ -50,7 +52,9 @@ public abstract class AbstractClientPool implements ClientPool {
 
   public void create() {
     // 这里面是同步接口,且好像直接在事件线程中用,保险起见,先使用独立的vertx实例
-    Vertx vertx = VertxUtils.getOrCreateVertxByName("registry", null);
+    VertxOptions vertxOptions = new VertxOptions();
+    vertxOptions.setAddressResolverOptions(AddressResolverConfig.getAddressResover(SSL_KEY));
+    Vertx vertx = VertxUtils.getOrCreateVertxByName("registry", vertxOptions);
     HttpClientOptions httpClientOptions = createHttpClientOptions();
     clientMgr = new ClientPoolManager<>(vertx, new HttpClientPoolFactory(httpClientOptions));
 

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[incubator-servicecomb-java-chassis] 04/04: SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user

Posted by ni...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

ningjiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-servicecomb-java-chassis.git

commit 99861e106925e7117737bef8a15da29099f28e98
Author: jeho0815 <je...@email.com>
AuthorDate: Tue Jan 30 09:07:10 2018 +0800

    SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user
---
 ...stAddressResoverConfig.java => TestAddressResolverConfig.java} | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java b/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResolverConfig.java
similarity index 91%
rename from foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java
rename to foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResolverConfig.java
index 08d6afa..0163f60 100644
--- a/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java
+++ b/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResolverConfig.java
@@ -29,7 +29,7 @@ import org.junit.Test;
 
 import io.vertx.core.dns.AddressResolverOptions;
 
-public class TestAddressResoverConfig {
+public class TestAddressResolverConfig {
 
   @BeforeClass
   public static void classSetup() {
@@ -62,9 +62,11 @@ public class TestAddressResoverConfig {
     ArchaiusUtils.setProperty("addressResolver.rotateServers", true);
     AddressResolverOptions aroc = AddressResolverConfig.getAddressResover("test");
     Assert.assertThat(aroc.getServers(), is(Arrays.asList("8.8.8.8", "8.8.4.4")));
-    Assert.assertEquals("test.svc.local.cluster", aroc.getSearchDomains().get(0));
+    Assert.assertThat(aroc.getSearchDomains(),
+        is(Arrays.asList("test.svc.local.cluster", "svc.local.cluster", "local.cluster")));
     AddressResolverOptions aroc1 = AddressResolverConfig.getAddressResover("test1");
-    Assert.assertEquals("default.svc.local.cluster", aroc1.getSearchDomains().get(0));
+    Assert.assertThat(aroc1.getSearchDomains(),
+        is(Arrays.asList("default.svc.local.cluster", "svc.local.cluster", "local.cluster")));
   }
 
   @Test

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[incubator-servicecomb-java-chassis] 03/04: SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user

Posted by ni...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

ningjiang pushed a commit to branch master
in repository https://gitbox.apache.org/repos/asf/incubator-servicecomb-java-chassis.git

commit 3d76998811f81b66182f9bf4a811bb0f784fa217
Author: jeho0815 <je...@email.com>
AuthorDate: Mon Jan 29 14:58:16 2018 +0800

    SCB-315 add common AddressResover configuration to foundation-vertx, and use it in service-registry and config-cc to support dynamic config by user
---
 .../foundation/vertx/AddressResolverConfig.java    | 17 ++++++++++++++
 .../foundation/vertx/TestAddressResoverConfig.java | 26 +++++++++++++++++++---
 2 files changed, 40 insertions(+), 3 deletions(-)

diff --git a/foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java b/foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java
index a9bd5fe..698178d 100644
--- a/foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java
+++ b/foundations/foundation-vertx/src/main/java/org/apache/servicecomb/foundation/vertx/AddressResolverConfig.java
@@ -1,3 +1,20 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.servicecomb.foundation.vertx;
 
 import java.util.Arrays;
diff --git a/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java b/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java
index b9470e3..08d6afa 100644
--- a/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java
+++ b/foundations/foundation-vertx/src/test/java/org/apache/servicecomb/foundation/vertx/TestAddressResoverConfig.java
@@ -1,5 +1,26 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You 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.apache.servicecomb.foundation.vertx;
 
+import static org.hamcrest.CoreMatchers.*;
+
+import java.util.Arrays;
+
 import org.apache.servicecomb.foundation.test.scaffolding.config.ArchaiusUtils;
 import org.junit.AfterClass;
 import org.junit.Assert;
@@ -40,8 +61,7 @@ public class TestAddressResoverConfig {
     ArchaiusUtils.setProperty("addressResolver.ndots", 3);
     ArchaiusUtils.setProperty("addressResolver.rotateServers", true);
     AddressResolverOptions aroc = AddressResolverConfig.getAddressResover("test");
-    Assert.assertEquals(2, aroc.getServers().size());
-    Assert.assertEquals("8.8.8.8", aroc.getServers().get(0));
+    Assert.assertThat(aroc.getServers(), is(Arrays.asList("8.8.8.8", "8.8.4.4")));
     Assert.assertEquals("test.svc.local.cluster", aroc.getSearchDomains().get(0));
     AddressResolverOptions aroc1 = AddressResolverConfig.getAddressResover("test1");
     Assert.assertEquals("default.svc.local.cluster", aroc1.getSearchDomains().get(0));
@@ -54,7 +74,7 @@ public class TestAddressResoverConfig {
     ArchaiusUtils.setProperty("addressResolver.maxQueries", 3);
     ArchaiusUtils.setProperty("addressResolver.rdFlag", false);
     AddressResolverOptions aroc = AddressResolverConfig.getAddressResover("test");
-    Assert.assertEquals(2, aroc.getServers().size());
+    Assert.assertThat(aroc.getServers(), is(Arrays.asList("8.8.8.8", "8.8.4.4")));
     Assert.assertEquals(3, aroc.getMaxQueries());
     Assert.assertEquals(Integer.MAX_VALUE, aroc.getCacheMaxTimeToLive());
     Assert.assertTrue(aroc.isOptResourceEnabled());

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