chore: 支持 App Router

Common/AppRouter/AppRouter.cs

@@ -1,110 +1,69 @@
 using System;
+using System.Threading.Tasks;
+using System.Net.Http;
+using System.Collections.Generic;
 using Newtonsoft.Json;
 
 namespace LeanCloud.Common {
     public class AppRouter {
-        // 华东应用 App Id 后缀
+        private readonly string appId;
-        const string EAST_CHINA_SUFFIX = "-9Nh9j0Va";
-        // 美国应用 App Id 后缀
-        const string US_SUFFIX = "-MdYXbMMI";
 
-        [JsonProperty("ttl")]
+        private readonly string server;
-        public long TTL {
+
-            get; internal set;
+        private AppServer appServer;
+
+        public AppRouter(string appId, string server) {
+            if (!IsInternalApp(appId) && string.IsNullOrEmpty(server)) {
+                // 国内节点必须配置自定义域名
+                throw new Exception("Please init with your server url.");
+            }
+            this.appId = appId;
+            this.server = server;
         }
 
-        [JsonProperty("api_server")]
+        public async Task<string> GetApiServer() {
-        public string ApiServer {
+            // 优先返回用户自定义域名
-            get; internal set;
+            if (!string.IsNullOrEmpty(server)) {
+                return server;
+            }
+            // 判断节点地区
+            if (!IsInternalApp(appId)) {
+                // 国内节点必须配置自定义域名
+                throw new Exception("Please init with your server url.");
+            }
+            // 向 App Router 请求地址
+            if (appServer == null || appServer.IsExpired) {
+                try {
+                    HttpRequestMessage request = new HttpRequestMessage {
+                        RequestUri = new Uri($"https://app-router.com/2/route?appId={appId}"),
+                        Method = HttpMethod.Get
+                    };
+                    HttpClient client = new HttpClient();
+                    HttpUtils.PrintRequest(client, request);
+                    HttpResponseMessage response = await client.SendAsync(request, HttpCompletionOption.ResponseHeadersRead);
+                    request.Dispose();
+
+                    string resultString = await response.Content.ReadAsStringAsync();
+                    response.Dispose();
+                    HttpUtils.PrintResponse(response, resultString);
+
+                    Dictionary<string, object> data = JsonConvert.DeserializeObject<Dictionary<string, object>>(resultString);
+                    appServer = new AppServer(data);
+                } catch (Exception e) {
+                    Logger.Error(e.Message);
+                    // 拉取服务地址失败后，使用国际节点的默认服务地址
+                    appServer = AppServer.GetInternalFallbackAppServer(appId);
+                }
+            }
+            return appServer.ApiServer;
         }
 
-        [JsonProperty("engine_server")]
+        private static bool IsInternalApp(string appId) {
-        public string EngineServer {
+            if (appId.Length < 9) {
-            get; internal set;
-        }
-
-        [JsonProperty("push_server")]
-        public string PushServer {
-            get; internal set;
-        }
-
-        [JsonProperty("rtm_router_server")]
-        public string RTMServer {
-            get; internal set;
-        }
-
-        [JsonProperty("stats_server")]
-        public string StatsServer {
-            get; internal set;
-        }
-
-        [JsonProperty("play_server")]
-        public string PlayServer {
-            get; internal set;
-        }
-
-        public string Source {
-            get; internal set;
-        }
-
-        public DateTimeOffset FetchedAt {
-            get; internal set;
-        }
-
-        public AppRouter() {
-            FetchedAt = DateTimeOffset.Now;
-        }
-
-        public bool IsExpired {
-            get {
-                if (TTL == -1) {
                 return false;
             }
-                return DateTimeOffset.Now > FetchedAt.AddSeconds(TTL);
+            string suffix = appId.Substring(appId.Length - 9);
-            }
+            return suffix == "-MdYXbMMI";
-        }
-
-        public static AppRouter GetFallbackServers(string appId) {
-            var prefix = appId.Substring(0, 8).ToLower();
-            var suffix = appId.Substring(appId.Length - 9);
-            switch (suffix) {
-                case EAST_CHINA_SUFFIX:
-                    // 华东
-                    return new AppRouter {
-                        TTL = -1,
-                        ApiServer = $"{prefix}.api.lncldapi.com",
-                        EngineServer = $"{prefix}.engine.lncldapi.com",
-                        PushServer = $"{prefix}.push.lncldapi.com",
-                        RTMServer = $"{prefix}.rtm.lncldapi.com",
-                        StatsServer = $"{prefix}.stats.lncldapi.com",
-                        PlayServer = $"{prefix}.play.lncldapi.com",
-                        Source = "fallback",
-                    };
-                case US_SUFFIX:
-                    // 美国
-                    return new AppRouter {
-                        TTL = -1,
-                        ApiServer = $"{prefix}.api.lncldglobal.com",
-                        EngineServer = $"{prefix}.engine.lncldglobal.com",
-                        PushServer = $"{prefix}.push.lncldglobal.com",
-                        RTMServer = $"{prefix}.rtm.lncldglobal.com",
-                        StatsServer = $"{prefix}.stats.lncldglobal.com",
-                        PlayServer = $"{prefix}.play.lncldglobal.com",
-                        Source = "fallback",
-                    };
-                default:
-                    // 华北
-                    return new AppRouter {
-                        TTL = -1,
-                        ApiServer = $"{prefix}.api.lncld.net",
-                        EngineServer = $"{prefix}.engine.lncld.net",
-                        PushServer = $"{prefix}.push.lncld.net",
-                        RTMServer = $"{prefix}.rtm.lncld.net",
-                        StatsServer = $"{prefix}.stats.lncld.net",
-                        PlayServer = $"{prefix}.play.lncld.net",
-                        Source = "fallback",
-                    };
-            }
         }
     }
 }

Common/AppRouter/AppRouterController.cs

@@ -1,106 +0,0 @@
-using System;
-using System.Threading;
-using System.Threading.Tasks;
-using System.Net.Http;
-using Newtonsoft.Json;
-
-namespace LeanCloud.Common {
-    public class AppRouterController {
-        readonly string appId;
-
-        AppRouter currentState;
-
-        readonly SemaphoreSlim locker = new SemaphoreSlim(1);
-
-        public AppRouterController(string appId, string server) {
-            if (!IsInternationalApp(appId) && string.IsNullOrEmpty(server)) {
-                // 国内 App 必须设置域名
-                throw new ArgumentException("You must init with your domain.");
-            }
-            if (!string.IsNullOrEmpty(server)) {
-                currentState = new AppRouter {
-                    ApiServer = server,
-                    EngineServer = server,
-                    PushServer = server,
-                    RTMServer = server,
-                    StatsServer = server,
-                    PlayServer = server,
-                    TTL = -1
-                };
-            }
-            this.appId = appId;
-        }
-
-        public async Task<AppRouter> Get() {
-            if (string.IsNullOrEmpty(appId)) {
-                throw new ArgumentNullException(nameof(appId));
-            }
-
-            if (currentState != null && !currentState.IsExpired) {
-                return currentState;
-            }
-
-            await locker.WaitAsync();
-            try {
-                if (currentState == null) {
-                    try {
-                        currentState = await QueryAsync();
-                    } catch (Exception) {
-                        currentState = AppRouter.GetFallbackServers(appId);
-                    }
-                }
-                return currentState;
-            } finally {
-                locker.Release();
-            }
-        }
-
-        async Task<AppRouter> QueryAsync() {
-            HttpClient client = null;
-            HttpRequestMessage request = null;
-            HttpResponseMessage response = null;
-
-            try {
-                string url = string.Format("https://app-router.com/2/route?appId={0}", appId);
-
-                client = new HttpClient();
-                request = new HttpRequestMessage {
-                    RequestUri = new Uri(url),
-                    Method = HttpMethod.Get
-                };
-                HttpUtils.PrintRequest(client, request);
-
-                response = await client.SendAsync(request);
-                string content = await response.Content.ReadAsStringAsync();
-                HttpUtils.PrintResponse(response, content);
-                
-                AppRouter state = JsonConvert.DeserializeObject<AppRouter>(content);
-                state.Source = "router";
-
-                return state;
-            } finally {
-                if (client != null) {
-                    client.Dispose();
-                }
-                if (request != null) {
-                    request.Dispose();
-                }
-                if (response != null) {
-                    response.Dispose();
-                }
-            }
-        }
-
-        public void Clear() {
-            currentState = null;
-        }
-
-        static bool IsInternationalApp(string appId) {
-            if (appId.Length < 9) {
-                return false;
-            }
-            string suffix = appId.Substring(appId.Length - 9);
-            return suffix == "-MdYXbMMI";
-        }
-    }
-}

Common/AppRouter/AppServer.cs

@@ -0,0 +1,54 @@
+using System;
+using System.Collections.Generic;
+
+namespace LeanCloud.Common {
+    public class AppServer {
+        public string ApiServer {
+            get; private set;
+        }
+
+        public string EngineServer {
+            get; private set;
+        }
+
+        public string PushServer {
+            get; private set;
+        }
+
+        public string RTMServer {
+            get; private set;
+        }
+
+        public bool IsExpired {
+            get {
+                return ttl != -1 && DateTime.Now > expiredAt;
+            }
+        }
+
+        private readonly DateTime expiredAt;
+
+        private readonly int ttl;
+
+        public AppServer(Dictionary<string, object> data) {
+            ApiServer = GetUrlWithScheme(data["api_server"] as string);
+            PushServer = GetUrlWithScheme(data["push_server"] as string);
+            EngineServer = GetUrlWithScheme(data["engine_server"] as string);
+            ttl = (int)(long)data["ttl"];
+            expiredAt = DateTime.Now.AddSeconds(ttl);
+        }
+
+        private static string GetUrlWithScheme(string url) {
+            return url.StartsWith("https://") ? url : $"https://{url}";
+        }
+
+        internal static AppServer GetInternalFallbackAppServer(string appId) {
+            string prefix = appId.Substring(0, 8).ToLower();
+            return new AppServer(new Dictionary<string, object> {
+                { "api_server", $"https://{prefix}.api.lncldglobal.com" },
+                { "push_server", $"https://{prefix}.engine.lncldglobal.com" },
+                { "engine_server", $"https://{prefix}.push.lncldglobal.com" },
+                { "ttl", -1 }
+            });
+        }
+    }
+}

Storage/Internal/Http/LCHttpClient.cs

@@ -12,19 +12,21 @@ using LeanCloud.Common;
 
 namespace LeanCloud.Storage.Internal.Http {
     internal class LCHttpClient {
-        readonly string appId;
+        private readonly string appId;
 
         readonly string appKey;
 
-        readonly string server;
+        private readonly string server;
 
-        readonly string sdkVersion;
+        private readonly string sdkVersion;
 
         readonly string apiVersion;
 
-        HttpClient client;
+        readonly AppRouter appRouter;
 
-        MD5 md5;
+        readonly HttpClient client;
+
+        readonly MD5 md5;
 
         internal LCHttpClient(string appId, string appKey, string server, string sdkVersion, string apiVersion) {
             this.appId = appId;
@@ -33,6 +35,8 @@ namespace LeanCloud.Storage.Internal.Http {
             this.sdkVersion = sdkVersion;
             this.apiVersion = apiVersion;
 
+            appRouter = new AppRouter(appId, server);
+
             client = new HttpClient();
             ProductHeaderValue product = new ProductHeaderValue("LeanCloud-CSharp-SDK", LeanCloud.SDKVersion);
             client.DefaultRequestHeaders.UserAgent.Add(new ProductInfoHeaderValue(product));
@@ -45,7 +49,7 @@ namespace LeanCloud.Storage.Internal.Http {
         internal async Task<T> Get<T>(string path,
             Dictionary<string, object> headers = null,
             Dictionary<string, object> queryParams = null) {
-            string url = BuildUrl(path, queryParams);
+            string url = await BuildUrl(path, queryParams);
             HttpRequestMessage request = new HttpRequestMessage {
                 RequestUri = new Uri(url),
                 Method = HttpMethod.Get
@@ -71,7 +75,7 @@ namespace LeanCloud.Storage.Internal.Http {
             Dictionary<string, object> headers = null,
             Dictionary<string, object> data = null,
             Dictionary<string, object> queryParams = null) {
-            string url = BuildUrl(path, queryParams);
+            string url = await BuildUrl(path, queryParams);
             HttpRequestMessage request = new HttpRequestMessage {
                 RequestUri = new Uri(url),
                 Method = HttpMethod.Post,
@@ -104,7 +108,7 @@ namespace LeanCloud.Storage.Internal.Http {
             Dictionary<string, object> headers = null,
             Dictionary<string, object> data = null,
             Dictionary<string, object> queryParams = null) {
-            string url = BuildUrl(path, queryParams);
+            string url = await BuildUrl(path, queryParams);
             HttpRequestMessage request = new HttpRequestMessage {
                 RequestUri = new Uri(url),
                 Method = HttpMethod.Put,
@@ -134,7 +138,7 @@ namespace LeanCloud.Storage.Internal.Http {
         }
 
         internal async Task Delete(string path) {
-            string url = BuildUrl(path);
+            string url = await BuildUrl(path);
             HttpRequestMessage request = new HttpRequestMessage {
                 RequestUri = new Uri(url),
                 Method = HttpMethod.Delete
@@ -170,8 +174,9 @@ namespace LeanCloud.Storage.Internal.Http {
             return new LCException(code, message);
         }
 
-        string BuildUrl(string path, Dictionary<string, object> queryParams = null) {
+        async Task<string> BuildUrl(string path, Dictionary<string, object> queryParams = null) {
-            string url = $"{server}/{apiVersion}/{path}";
+            string apiServer = await appRouter.GetApiServer();
+            string url = $"{apiServer}/{apiVersion}/{path}";
             if (queryParams != null) {
                 IEnumerable<string> queryPairs = queryParams.Select(kv => $"{kv.Key}={kv.Value}");
                 string queries = string.Join("&", queryPairs);

Test/Common.Test/AppRouterTest.cs

@@ -1,66 +0,0 @@
-using System;
-using System.Threading.Tasks;
-using NUnit.Framework;
-using LeanCloud.Common;
-
-namespace Common.Test {
-    public class AppRouterTest {
-        static void Print(LogLevel level, string info) {
-            switch (level) {
-                case LogLevel.Debug:
-                    TestContext.Out.WriteLine($"[DEBUG] {info}");
-                    break;
-                case LogLevel.Warn:
-                    TestContext.Out.WriteLine($"[WARNING] {info}");
-                    break;
-                case LogLevel.Error:
-                    TestContext.Out.WriteLine($"[ERROR] {info}");
-                    break;
-                default:
-                    TestContext.Out.WriteLine(info);
-                    break;
-            }
-        }
-
-        [SetUp]
-        public void SetUp() {
-            Logger.LogDelegate += Print;
-        }
-
-        [TearDown]
-        public void TearDown() {
-            Logger.LogDelegate -= Print;
-        }
-
-        [Test]
-        public void ChineseApp() {
-            Exception e = Assert.Catch(() => {
-                string appId = "BMYV4RKSTwo8WSqt8q9ezcWF-gzGzoHsz";
-                AppRouterController appRouter = new AppRouterController(appId, null);
-                TestContext.WriteLine("init done");
-            });
-            TestContext.WriteLine(e.Message);
-        }
-
-        [Test]
-        public async Task ChineseAppWithDomain() {
-            string appId = "BMYV4RKSTwo8WSqt8q9ezcWF-gzGzoHsz";
-            string server = "https://bmyv4rks.lc-cn-n1-shared.com";
-            AppRouterController appRouterController = new AppRouterController(appId, server);
-            AppRouter appRouterState = await appRouterController.Get();
-            Assert.AreEqual(appRouterState.ApiServer, server);
-            Assert.AreEqual(appRouterState.EngineServer, server);
-            Assert.AreEqual(appRouterState.PushServer, server);
-            Assert.AreEqual(appRouterState.RTMServer, server);
-            Assert.AreEqual(appRouterState.StatsServer, server);
-            Assert.AreEqual(appRouterState.PlayServer, server);
-        }
-
-        [Test]
-        public void InternationalApp() {
-            string appId = "BMYV4RKSTwo8WSqt8q9ezcWF-MdYXbMMI";
-            _ = new AppRouterController(appId, null);
-            TestContext.WriteLine("International app init done");
-        }
-    }
-}

Test/Common.Test/Common.Test.csproj

@@ -1,19 +0,0 @@
-<Project Sdk="Microsoft.NET.Sdk">
-
-  <PropertyGroup>
-    <TargetFramework>netcoreapp3.0</TargetFramework>
-
-    <IsPackable>false</IsPackable>
-    <ReleaseVersion>0.1.0</ReleaseVersion>
-  </PropertyGroup>
-
-  <ItemGroup>
-    <PackageReference Include="nunit" Version="3.12.0" />
-    <PackageReference Include="NUnit3TestAdapter" Version="3.13.0" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.2.0" />
-  </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\..\Common\Common.csproj" />
-  </ItemGroup>
-</Project>

Test/Common.Test/Test.cs

@@ -1,91 +0,0 @@
-using System;
-using System.Linq;
-using System.Collections;
-using System.Collections.Generic;
-using System.Collections.Concurrent;
-using System.Threading.Tasks;
-using NUnit.Framework;
-
-namespace Common.Test {
-    public class Test {
-        [Test]
-        public async Task AsyncFor() {
-            for (int i = 0; i < 5; i++) {
-                await Task.Delay(1000);
-                TestContext.WriteLine($"{i} done at {DateTimeOffset.UtcNow}");
-            }
-        }
-
-        [Test]
-        public void ConcurrentCollection() {
-            List<int> list = new List<int>();
-            for (int i = 0; i < 1000; i++) {
-                Task.Run(() => {
-                    list.Add(i);
-                });
-            }
-            TestContext.WriteLine($"{list.Count}");
-
-            ConcurrentQueue<int> queue = new ConcurrentQueue<int>();
-            for (int i = 0; i < 1000; i++) {
-                Task.Run(() => {
-                    queue.Enqueue(i);
-                });
-            }
-            TestContext.WriteLine($"{queue.Count}");
-        }
-
-        [Test]
-        public void ObjectType() {
-            List<object> list = new List<object> { 1, "hello", 2, "world" };
-            TestContext.WriteLine(list is IList);
-            object[] objs = { 1, "hi", 3 };
-            TestContext.WriteLine(objs is IList);
-            List<object> subList = list.OfType<string>().ToList<object>();
-            foreach (object obj in subList) {
-                TestContext.WriteLine(obj);
-            }
-        }
-
-        [Test]
-        public void CollectionExcept() {
-            List<int> list1 = new List<int> { 1, 2, 3, 4, 5 };
-            List<int> list2 = new List<int> { 4, 5, 6 };
-            IEnumerable<int> deltaList = list1.Except(list2).ToList();
-            foreach (int delta in deltaList) {
-                TestContext.WriteLine(delta);
-            }
-
-            Dictionary<string, object> dict1 = new Dictionary<string, object> {
-                { "a", 1 },
-                { "b", 2 }
-            };
-            Dictionary<string, object> dict2 = new Dictionary<string, object> {
-                { "b", 2 },
-                { "c", 3 }
-            };
-            IEnumerable<KeyValuePair<string, object>> deltaDict = dict1.Except(dict2);
-            foreach (KeyValuePair<string, object> delta in deltaDict) {
-                TestContext.WriteLine($"{delta.Key} : {delta.Value}");
-            }
-        }
-
-        [Test]
-        public void Union() {
-            Dictionary<string, int> dict1 = new Dictionary<string, int> {
-                { "a", 1 },
-                { "b", 2 },
-                { "c", 3 }
-            };
-            Dictionary<string, string> dict2 = new Dictionary<string, string> {
-                { "b", "b" },
-                { "c", "c" },
-                { "d", "d" }
-            };
-            IEnumerable<string> keys = dict1.Keys.Union(dict2.Keys);
-            foreach (string key in keys) {
-                TestContext.WriteLine(key);
-            }
-        }
-    }
-}

Test/Storage.Test/FileTest.cs

@@ -72,10 +72,11 @@ namespace LeanCloud.Test {
 
         [Test]
         public async Task AWS() {
-            Logger.LogDelegate += Utils.Print;
+            LeanCloud.Initialize("UlCpyvLm8aMzQsW6KnP6W3Wt-MdYXbMMI", "PyCTYoNoxCVoKKg394PBeS4r");
-            LeanCloud.Initialize("UlCpyvLm8aMzQsW6KnP6W3Wt-MdYXbMMI", "PyCTYoNoxCVoKKg394PBeS4r", "https://ulcpyvlm.api.lncldglobal.com");
+            LCFile file = new LCFile("avatar", AvatarFilePath);
-            LCFile file = new LCFile("avatar", APKFilePath);
+            await file.Save((count, total) => {
-            await file.Save();
+                TestContext.WriteLine($"progress: {count}/{total}");
+            });
             TestContext.WriteLine(file.ObjectId);
             Assert.NotNull(file.ObjectId);
         }

csharp-sdk.sln

@@ -9,8 +9,6 @@ Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Storage", "Storage\Storage.
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Storage.Test", "Test\Storage.Test\Storage.Test.csproj", "{531F8181-FFE0-476E-9D0A-93F13CAD1183}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Common.Test", "Test\Common.Test\Common.Test.csproj", "{237B7A92-28F6-4227-BE52-7647139B1820}"
-EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -29,14 +27,9 @@ Global
 		{531F8181-FFE0-476E-9D0A-93F13CAD1183}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{531F8181-FFE0-476E-9D0A-93F13CAD1183}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{531F8181-FFE0-476E-9D0A-93F13CAD1183}.Release|Any CPU.Build.0 = Release|Any CPU
-		{237B7A92-28F6-4227-BE52-7647139B1820}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{237B7A92-28F6-4227-BE52-7647139B1820}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{237B7A92-28F6-4227-BE52-7647139B1820}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{237B7A92-28F6-4227-BE52-7647139B1820}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(NestedProjects) = preSolution
 		{531F8181-FFE0-476E-9D0A-93F13CAD1183} = {C827DA2F-6AB4-48D8-AB5B-6DAB925F8933}
-		{237B7A92-28F6-4227-BE52-7647139B1820} = {C827DA2F-6AB4-48D8-AB5B-6DAB925F8933}
 	EndGlobalSection
 	GlobalSection(MonoDevelopProperties) = preSolution
 		version = 0.1.0