qiniu · Mei-Zhao · Feb 25, 2021 · Nov 20, 2020 · Nov 26, 2020 · Nov 26, 2020
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -1,4 +1,9 @@
 #Changelog
+## 8.2.0(2021-02-20)
+## 增加
+* 增加网络监控功能，选择最优 Host 进行上传
+* 优化日志统计
+
 ## 8.1.2(2021-01-18)
 * 区域查询采用SingleFlight模式
 * 增加网络链接状态检测

diff --git a/README.md b/README.md
@@ -15,6 +15,7 @@ https://github.com/qiniudemo/qiniu-lab-android
 
 | Qiniu SDK 版本 | 最低 Android版本   |       依赖库版本           |
 |------------ |-----------------|------------------------|
+|  8.2.x        |  Android 5.0+     |        okhttp 4+         |
 |  8.1.x        |  Android 5.0+     |        okhttp 4+         |
 |  8.0.x        |  Android 5.0+     |        okhttp 4+         |
 |  7.7.x        |  Android 5.0+     |        okhttp 4+         |
@@ -28,7 +29,7 @@ https://github.com/qiniudemo/qiniu-lab-android
 |  7.0.7        |  Android 2.2+     | android-async-http 1.4.8 |
 
 ### 注意
-* 推荐使用最新版：8.1.2
+* 推荐使用最新版：8.2.0
 * AndroidNetwork.getMobileDbm()可以获取手机信号强度，需要如下权限(API>=18时生效)
 ```
   <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>

diff --git a/library/src/androidTest/java/com/qiniu/android/ConnectCheckTest.java b/library/src/androidTest/java/com/qiniu/android/ConnectCheckTest.java
@@ -10,7 +10,7 @@ public void testCheck() {
         int maxCount = 100;
         int successCount = 0;
         for (int i = 0; i < maxCount; i++) {
-            if (ConnectChecker.check()) {
+            if (ConnectChecker.isConnected(ConnectChecker.check())) {
                 successCount += 1;
             }
         }
@@ -23,7 +23,7 @@ public void testCustomCheckHosts() {
         int maxCount = 100;
         int successCount = 0;
         for (int i = 0; i < maxCount; i++) {
-            if (ConnectChecker.check()) {
+            if (ConnectChecker.isConnected(ConnectChecker.check())) {
                 successCount += 1;
             }
         }
@@ -36,7 +36,7 @@ public void testNotConnected() {
         int maxCount = 100;
         int successCount = 0;
         for (int i = 0; i < maxCount; i++) {
-            if (ConnectChecker.check()) {
+            if (ConnectChecker.isConnected(ConnectChecker.check())) {
                 successCount += 1;
             }
         }

diff --git a/library/src/androidTest/java/com/qiniu/android/DnsTransactionTest.java b/library/src/androidTest/java/com/qiniu/android/DnsTransactionTest.java
@@ -61,10 +61,12 @@ public void test_CheckAndPrefetch(){
                 public void run() {
 
                     boolean isSuccess = DnsPrefetchTransaction.addDnsCheckAndPrefetchTransaction(zone, UpToken.parse(TestConfig.token_z0));
-                    if (isSuccess){
-                        successCount += 1;
+                    synchronized (this) {
+                        if (isSuccess) {
+                            successCount += 1;
+                        }
+                        completeCount += 1;
                     }
-                    completeCount += 1;
                 }
             }).start();
         }
@@ -80,7 +82,7 @@ public boolean shouldWait() {
             }
         }, 60);
 
-        assertTrue("successCount:" + successCount, successCount < 2);
+        assertTrue("successCount:" + successCount, successCount < 3);
     }
 
 

diff --git a/library/src/androidTest/java/com/qiniu/android/TestConfig.java b/library/src/androidTest/java/com/qiniu/android/TestConfig.java
@@ -10,20 +10,20 @@ public final class TestConfig {
     // TODO: 2020-05-09 bad token for testPutBytesWithFixedZoneUseBackupDomains
     // 华东上传凭证
     public static final String bucket_z0 = "kodo-phone-zone0-space";
-    public static final String token_z0 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:Tq8MZRIC2hc1hxWxH3RqLcdFuQw=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZTAtc3BhY2UiLCJkZWFkbGluZSI6MTYxMzE4NDg0OCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
+    public static final String token_z0 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:m1kHxpdaFH3NK120iAkHlSwBpio=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZTAtc3BhY2UiLCJkZWFkbGluZSI6MTYxODgxNDM5MCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
     // 华北上传凭证
     public static final String bucket_z1 = "kodo-phone-zone1-space";
-    public static final String token_z1 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:FZiNMb3SKDFpdat2q9wpG6zbn_w=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZTEtc3BhY2UiLCJkZWFkbGluZSI6MTYxMzE4NDg0OCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
+    public static final String token_z1 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:1vkQkb72ANFiAftABJAF2dhbXd0=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZTEtc3BhY2UiLCJkZWFkbGluZSI6MTYxODgxNDM5MCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
     // 华南上传凭证
     public static final String bucket_z2 = "kodo-phone-zone2-space";
-    public static final String token_z2 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:cP9NhEWUWhPrxlfAxaemVj6uIKI=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZTItc3BhY2UiLCJkZWFkbGluZSI6MTYxMzE4NDg0OCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
+    public static final String token_z2 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:ZTqDdbvHJuP3hJFckpadCyW08Cs=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZTItc3BhY2UiLCJkZWFkbGluZSI6MTYxODgxNDM5MCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
     // 北美上传凭证
     public static final String bucket_na0 = "kodo-phone-zone-na0-space";
-    public static final String token_na0 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:V9zBCBaNWrKZvqLu4b5Dem0hOrQ=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZS1uYTAtc3BhY2UiLCJkZWFkbGluZSI6MTYxMzE4NDg0OCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
+    public static final String token_na0 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:I8Q0E32hEelHH4xWBH2p17SxhdA=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZS1uYTAtc3BhY2UiLCJkZWFkbGluZSI6MTYxODgxNDM5MCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
     // 东南亚上传凭证
     public static final String bucket_as0 = "kodo-phone-zone-as0-space";
-    public static final String token_as0 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:PaaKXdrwQgI4J7Fw5nhtbwQ_bu8=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZS1hczAtc3BhY2UiLCJkZWFkbGluZSI6MTYxMzE4NDg0OCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
-    public static final String invalidBucketToken = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:k9olgJ5rgs-SvzirMtdU_ASmArY=:eyJzY29wZSI6InpvbmVfaW52YWxpZCIsImRlYWRsaW5lIjoxNjEzMTg0ODQ4LCAicmV0dXJuQm9keSI6IntcImNhbGxiYWNrVXJsXCI6XCJodHRwOlwvXC9jYWxsYmFjay5kZXYucWluaXUuaW9cIiwgXCJmb29cIjokKHg6Zm9vKSwgXCJiYXJcIjokKHg6YmFyKSwgXCJtaW1lVHlwZVwiOiQobWltZVR5cGUpLCBcImhhc2hcIjokKGV0YWcpLCBcImtleVwiOiQoa2V5KSwgXCJmbmFtZVwiOiQoZm5hbWUpfSJ9";
+    public static final String token_as0 = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:DDXIo7KzUj3ceh5LveRXyNfsiZU=:eyJzY29wZSI6ImtvZG8tcGhvbmUtem9uZS1hczAtc3BhY2UiLCJkZWFkbGluZSI6MTYxODgxNDM5MCwgInJldHVybkJvZHkiOiJ7XCJjYWxsYmFja1VybFwiOlwiaHR0cDpcL1wvY2FsbGJhY2suZGV2LnFpbml1LmlvXCIsIFwiZm9vXCI6JCh4OmZvbyksIFwiYmFyXCI6JCh4OmJhciksIFwibWltZVR5cGVcIjokKG1pbWVUeXBlKSwgXCJoYXNoXCI6JChldGFnKSwgXCJrZXlcIjokKGtleSksIFwiZm5hbWVcIjokKGZuYW1lKX0ifQ==";
+    public static final String invalidBucketToken = "dxVQk8gyk3WswArbNhdKIwmwibJ9nFsQhMNUmtIM:Kpi_0B6gZSf7nF5UgdZtvHx0h8M=:eyJzY29wZSI6InpvbmVfaW52YWxpZCIsImRlYWRsaW5lIjoxNjE4ODE0MzkwLCAicmV0dXJuQm9keSI6IntcImNhbGxiYWNrVXJsXCI6XCJodHRwOlwvXC9jYWxsYmFjay5kZXYucWluaXUuaW9cIiwgXCJmb29cIjokKHg6Zm9vKSwgXCJiYXJcIjokKHg6YmFyKSwgXCJtaW1lVHlwZVwiOiQobWltZVR5cGUpLCBcImhhc2hcIjokKGV0YWcpLCBcImtleVwiOiQoa2V5KSwgXCJmbmFtZVwiOiQoZm5hbWUpfSJ9";
 
     // -----------
     public static final String ak = "bjtWBQXrcxgo7HWwlC_bgHg81j352_GhgBGZPeOW";

diff --git a/library/src/androidTest/java/com/qiniu/android/UploadDomainRegionTest.java b/library/src/androidTest/java/com/qiniu/android/UploadDomainRegionTest.java
@@ -2,6 +2,7 @@
 
 import com.qiniu.android.common.FixedZone;
 import com.qiniu.android.http.request.IUploadServer;
+import com.qiniu.android.http.request.UploadRequestState;
 import com.qiniu.android.http.serverRegion.UploadDomainRegion;
 import com.qiniu.android.http.serverRegion.UploadServerFreezeManager;
 import com.qiniu.android.utils.Utils;
@@ -18,9 +19,11 @@ public void testGetOneServer(){
         UploadDomainRegion region = new UploadDomainRegion();
         region.setupRegionData(zone.getZonesInfo(null).zonesInfo.get(0));
 
-        UploadServerFreezeManager.getInstance().freezeHost(host, type, 100);
+        UploadServerFreezeManager.getInstance().freezeType(type, 100);
 
-        IUploadServer server = region.getNextServer(false, null, null);
+        UploadRequestState state = new UploadRequestState();
+        state.setUseOldServer(false);
+        IUploadServer server = region.getNextServer(state, null, null);
 
         assertNotNull(server);
     }

diff --git a/library/src/androidTest/java/com/qiniu/android/UploadServerFreezeManagerTest.java b/library/src/androidTest/java/com/qiniu/android/UploadServerFreezeManagerTest.java
@@ -8,23 +8,23 @@ public void testFreeze() {
 
         String host = "baidu.com";
         String type = host;
-        UploadServerFreezeManager.getInstance().freezeHost(host, type, 10);
+        UploadServerFreezeManager.getInstance().freezeType(type, 10);
 
-        boolean isFrozen = UploadServerFreezeManager.getInstance().isFreezeHost(host, type);
+        boolean isFrozen = UploadServerFreezeManager.getInstance().isTypeFrozen(type);
         assertTrue(isFrozen);
     }
 
     public void testUnfreeze() {
 
         String host = "baidu.com";
         String type = host;
-        UploadServerFreezeManager.getInstance().freezeHost(host, type, 10);
+        UploadServerFreezeManager.getInstance().freezeType(type, 10);
 
-        boolean isFrozen = UploadServerFreezeManager.getInstance().isFreezeHost(host, type);
+        boolean isFrozen = UploadServerFreezeManager.getInstance().isTypeFrozen(type);
         assertTrue(isFrozen);
 
-        UploadServerFreezeManager.getInstance().unfreezeHost(host, type);
-        isFrozen = UploadServerFreezeManager.getInstance().isFreezeHost(host, type);
+        UploadServerFreezeManager.getInstance().unfreezeType(type);
+        isFrozen = UploadServerFreezeManager.getInstance().isTypeFrozen(type);
         assertTrue(isFrozen == false);
 
     }

diff --git a/library/src/main/java/com/qiniu/android/collect/ReportItem.java b/library/src/main/java/com/qiniu/android/collect/ReportItem.java
@@ -47,6 +47,7 @@ public String toJson(){
     public static final String RequestKeyStatusCode = "status_code";
     public static final String RequestKeyRequestId = "req_id";
     public static final String RequestKeyHost = "host";
+    public static final String RequestKeyHttpVersion = "http_version";
     public static final String RequestKeyRemoteIp = "remote_ip";
     public static final String RequestKeyPort = "port";
     public static final String RequestKeyTargetBucket = "target_bucket";
@@ -80,6 +81,7 @@ public String toJson(){
     public static final String RequestKeyPrefetchedDnsSource = "prefetched_dns_source";
     public static final String RequestKeyPrefetchedBefore = "prefetched_before";
     public static final String RequestKeyPrefetchedErrorMessage = "prefetched_error_message";
+    public static final String RequestKeyNetworkMeasuring = "network_measuring";
 
     // 分块上传统计⽇志
     public static final String BlockKeyLogType = "log_type";

diff --git a/library/src/main/java/com/qiniu/android/common/AutoZone.java b/library/src/main/java/com/qiniu/android/common/AutoZone.java
@@ -123,7 +123,7 @@ public void complete(Object value) {
 
         } catch (Exception e) {
             /// 此处永远不会执行，回调只为占位
-            completeHandler.complete(ResponseInfo.NetworkError, ResponseInfo.localIOError("uc query"), null);
+            completeHandler.complete(ResponseInfo.NetworkError, ResponseInfo.localIOError(e.toString()), null);
         }
     }
 

diff --git a/library/src/main/java/com/qiniu/android/common/Constants.java b/library/src/main/java/com/qiniu/android/common/Constants.java
@@ -2,7 +2,7 @@
 
 
 public final class Constants {
-    public static final String VERSION = "8.1.2";
+    public static final String VERSION = "8.2.0";
 
     public static final String UTF_8 = "utf-8";
 }
diff --git a/library/src/main/java/com/qiniu/android/common/ZoneInfo.java b/library/src/main/java/com/qiniu/android/common/ZoneInfo.java
@@ -24,6 +24,7 @@ public class ZoneInfo {
     private static int DOMAIN_FROZEN_SECONDS = 10 * 60;
 
     public final int ttl;
+    public final boolean http3Enabled;
     public final List<String> domains;
     public final List<String> old_domains;
 
@@ -70,10 +71,12 @@ public static ZoneInfo buildInfo(List<String> mainHosts,
     }
 
     private ZoneInfo(int ttl,
+                     boolean http3Enabled,
                      String regionId,
                      List<String> domains,
                      List<String> old_domains) {
         this.ttl = ttl;
+        this.http3Enabled = http3Enabled;
         this.regionId = regionId;
         this.domains = domains;
         this.old_domains = old_domains;
@@ -91,6 +94,14 @@ public static ZoneInfo buildFromJson(JSONObject obj) throws JSONException {
         }
 
         int ttl = obj.optInt("ttl");
+        boolean http3Enabled = false;
+        try {
+            JSONObject features = obj.getJSONObject("features");
+            JSONObject http3 = features.getJSONObject("http3");
+            http3Enabled = http3.getBoolean("enabled");
+        } catch (Exception ignored) {
+        }
+
         String regionId = obj.optString("region");
         if (regionId == null) {
             regionId = EmptyRegionId;
@@ -130,7 +141,7 @@ public static ZoneInfo buildFromJson(JSONObject obj) throws JSONException {
             return null;
         }
 
-        ZoneInfo zoneInfo = new ZoneInfo(ttl, regionId, domains, old_domains);
+        ZoneInfo zoneInfo = new ZoneInfo(ttl, http3Enabled, regionId, domains, old_domains);
         zoneInfo.detailInfo = obj;
 
         zoneInfo.allHosts = allHosts;

diff --git a/library/src/main/java/com/qiniu/android/http/connectCheck/ConnectChecker.java b/library/src/main/java/com/qiniu/android/http/connectCheck/ConnectChecker.java
@@ -14,53 +14,57 @@
 
 public class ConnectChecker {
 
-    private static SingleFlight<Boolean> singleFlight = new SingleFlight<>();
+    private static SingleFlight<UploadSingleRequestMetrics> singleFlight = new SingleFlight<>();
 
-    public static boolean check() {
+    public static boolean isConnected(UploadSingleRequestMetrics metrics) {
+        return metrics != null && metrics.response != null && metrics.response.statusCode > 99;
+    }
+
+    public static UploadSingleRequestMetrics check() {
 
         final CheckResult result = new CheckResult();
 
         final Wait wait = new Wait();
         check(new CheckCompleteHandler() {
             @Override
-            public void complete(boolean isConnected) {
-                result.isConnected = isConnected;
+            public void complete(UploadSingleRequestMetrics metrics) {
+                result.metrics = metrics;
                 wait.stopWait();
             }
         });
         wait.startWait();
 
-        return result.isConnected;
+        return result.metrics;
     }
 
     private static void check(final CheckCompleteHandler completeHandler) {
 
         try {
-            singleFlight.perform("connect_check", new SingleFlight.ActionHandler<Boolean>() {
+            singleFlight.perform("connect_check", new SingleFlight.ActionHandler<UploadSingleRequestMetrics>() {
                 @Override
-                public void action(final SingleFlight.CompleteHandler<Boolean> singleFlightComplete) throws Exception {
+                public void action(final SingleFlight.CompleteHandler<UploadSingleRequestMetrics> singleFlightComplete) throws Exception {
                     checkAllHosts(new CheckCompleteHandler() {
                         @Override
-                        public void complete(boolean isConnected) {
-                            singleFlightComplete.complete(isConnected);
+                        public void complete(UploadSingleRequestMetrics metrics) {
+                            singleFlightComplete.complete(metrics);
                         }
                     });
                 }
-            }, new SingleFlight.CompleteHandler<Boolean>() {
+            }, new SingleFlight.CompleteHandler<UploadSingleRequestMetrics>() {
                 @Override
-                public void complete(Boolean value) {
-                    completeHandler.complete(value);
+                public void complete(UploadSingleRequestMetrics metrics) {
+                    completeHandler.complete(metrics);
                 }
             });
         } catch (Exception e) {
-            completeHandler.complete(true);
+            completeHandler.complete(null);
         }
     }
 
     private static void checkAllHosts(final CheckCompleteHandler completeHandler) {
         String[] allHosts = GlobalConfiguration.getInstance().connectCheckURLStrings;
         if (allHosts == null) {
-            completeHandler.complete(true);
+            completeHandler.complete(null);
             return;
         }
 
@@ -72,8 +76,8 @@ private static void checkAllHosts(final CheckCompleteHandler completeHandler) {
         for (String host : allHosts) {
             checkHost(host, new CheckCompleteHandler() {
                 @Override
-                public void complete(boolean isHostConnected) {
-
+                public void complete(UploadSingleRequestMetrics metrics) {
+                    boolean isHostConnected = isConnected(metrics);
                     synchronized (checkStatus) {
                         checkStatus.completeCount += 1;
                     }
@@ -90,7 +94,7 @@ public void complete(boolean isHostConnected) {
                                 checkStatus.isCompleted = true;
                             }
                         }
-                        completeHandler.complete(checkStatus.isConnected);
+                        completeHandler.complete(metrics);
                     } else {
                         LogUtil.i("== check all hosts not completed totalCount:" + checkStatus.totalCount + " completeCount:" + checkStatus.completeCount);
                     }
@@ -109,20 +113,15 @@ private static void checkHost(final String host, final CheckCompleteHandler comp
         client.request(request, true, null, null, new IRequestClient.RequestClientCompleteHandler() {
             @Override
             public void complete(ResponseInfo responseInfo, UploadSingleRequestMetrics metrics, JSONObject response) {
-                if (responseInfo.statusCode > 99) {
-                    LogUtil.i("== checkHost:" + host + " result: true");
-                    completeHandler.complete(true);
-                } else {
-                    LogUtil.i("== checkHost:" + host + " result: false");
-                    completeHandler.complete(false);
-                }
+                LogUtil.i("== checkHost:" + host + " responseInfo:" + responseInfo);
+                completeHandler.complete(metrics);
             }
         });
     }
 
 
     private interface CheckCompleteHandler {
-        void complete(boolean isConnected);
+        void complete(UploadSingleRequestMetrics metrics);
     }
 
     private static class CheckStatus {
@@ -133,6 +132,6 @@ private static class CheckStatus {
     }
 
     private static class CheckResult {
-        private boolean isConnected = false;
+        private UploadSingleRequestMetrics metrics;
     }
 }
diff --git a/library/src/main/java/com/qiniu/android/http/metrics/UploadSingleRequestMetrics.java b/library/src/main/java/com/qiniu/android/http/metrics/UploadSingleRequestMetrics.java
@@ -9,6 +9,12 @@
 
 public class UploadSingleRequestMetrics {
 
+    // 请求的 httpVersion
+    public String httpVersion;
+
+    // 只有进行网络检测才会有 connectCheckMetrics
+    public UploadSingleRequestMetrics connectCheckMetrics;
+
     public Request request;
     public ResponseInfo response;