编写k8s测试例子

samples/OelotKube/ApiGateway/ApiGateway.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk.Web">
+
+  <PropertyGroup>
+    <TargetFramework>netcoreapp2.1</TargetFramework>
+    <AspNetCoreHostingModel>InProcess</AspNetCoreHostingModel>
+    <DockerDefaultTargetOS>Linux</DockerDefaultTargetOS>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.App" />
+    <PackageReference Include="Microsoft.AspNetCore.Razor.Design" Version="2.1.1" PrivateAssets="All" />
+    <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="1.1.1" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\src\Ocelot.Provider.Kubernetes\Ocelot.Provider.Kubernetes.csproj" />
+    <ProjectReference Include="..\..\..\src\Ocelot.Provider.Polly\Ocelot.Provider.Polly.csproj" />
+    <ProjectReference Include="..\..\..\src\Ocelot\Ocelot.csproj" />
+  </ItemGroup>
+
+</Project>

samples/OelotKube/ApiGateway/Dockerfile

@@ -0,0 +1,19 @@
+FROM microsoft/dotnet:2.2-aspnetcore-runtime AS base
+WORKDIR /app
+EXPOSE 80
+
+FROM microsoft/dotnet:2.2-sdk AS build
+WORKDIR /src
+COPY ["ApiGateway/ApiGateway.csproj", "ApiGateway/"]
+RUN dotnet restore "ApiGateway/ApiGateway.csproj"
+COPY . .
+WORKDIR "/src/ApiGateway"
+RUN dotnet build "ApiGateway.csproj" -c Release -o /app
+
+FROM build AS publish
+RUN dotnet publish "ApiGateway.csproj" -c Release -o /app
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app .
+ENTRYPOINT ["dotnet", "ApiGateway.dll"]

samples/OelotKube/ApiGateway/Program.cs

@@ -0,0 +1,33 @@
+using Microsoft.AspNetCore;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.Extensions.Configuration;
+using Ocelot.DependencyInjection;
+using Ocelot.Middleware;
+using Ocelot.Provider.Kubernetes;
+
+namespace ApiGateway
+{
+    public class Program
+    {
+        public static void Main(string[] args)
+        {
+            BuildWebHost(args).Run();
+        }
+
+        public static IWebHost BuildWebHost(string[] args) =>
+            WebHost.CreateDefaultBuilder(args)
+                .UseUrls("http://localhost:5000")
+                .ConfigureAppConfiguration((hostingContext, config) =>
+                {
+                    config
+                        .SetBasePath(hostingContext.HostingEnvironment.ContentRootPath)
+                        .AddJsonFile("appsettings.json", true, true)
+                        .AddJsonFile($"appsettings.{hostingContext.HostingEnvironment.EnvironmentName}.json", true, true)
+                        .AddJsonFile("ocelot.json", false, false)
+                        .AddEnvironmentVariables();
+                })
+            .UseStartup<Startup>()
+            .Build();
+    }
+}
+

samples/OelotKube/ApiGateway/Properties/launchSettings.json

@@ -0,0 +1,32 @@
+{
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:52363",
+      "sslPort": 0
+    }
+  },
+  "profiles": {
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "ApiGateway": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "applicationUrl": "http://localhost:5000"
+    },
+    "Docker": {
+      "commandName": "Docker",
+      "launchBrowser": true,
+      "launchUrl": "{Scheme}://localhost:{ServicePort}"
+    }
+  }
+}

samples/OelotKube/ApiGateway/Startup.cs

@@ -0,0 +1,38 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Builder;
+using Microsoft.AspNetCore.Hosting;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.DependencyInjection;
+using Ocelot.DependencyInjection;
+using Ocelot.Middleware;
+using Ocelot.Provider.Kubernetes;
+using Ocelot.Provider.Polly;
+
+namespace ApiGateway
+{
+    public class Startup
+    {
+        // This method gets called by the runtime. Use this method to add services to the container.
+        // For more information on how to configure your application, visit https://go.microsoft.com/fwlink/?LinkID=398940
+        public void ConfigureServices(IServiceCollection services)
+        {
+            services.AddOcelot()
+                .AddPolly()
+                .AddKubernetes();
+        }
+
+        // This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
+        public void Configure(IApplicationBuilder app, IHostingEnvironment env)
+        {
+            if (env.IsDevelopment())
+            {
+                app.UseDeveloperExceptionPage();
+            }
+
+            app.UseOcelot().Wait();
+        }
+    }
+}

samples/OelotKube/ApiGateway/appsettings.Development.json

@@ -0,0 +1,9 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Debug",
+      "System": "Information",
+      "Microsoft": "Information"
+    }
+  }
+}

samples/OelotKube/ApiGateway/appsettings.json

@@ -0,0 +1,8 @@
+{
+  "Logging": {
+    "LogLevel": {
+      "Default": "Warning"
+    }
+  },
+  "AllowedHosts": "*"
+}

samples/OelotKube/ApiGateway/ocelot.json

@@ -0,0 +1,27 @@
+{
+  "ReRoutes": [
+    {
+      "DownstreamPathTemplate": "/api/Category",
+      "DownstreamScheme": "http",
+      "UpstreamPathTemplate": "/Category",
+      "ServiceName": "DownstreamService",
+      "UpstreamHttpMethod": [ "Get" ],
+      "QoSOptions": {
+        "ExceptionsAllowedBeforeBreaking": 3,
+        "DurationOfBreak": 10000,
+        "TimeoutValue": 5000
+      },
+      "FileCacheOptions": { "TtlSeconds": 15 }
+    }
+  ],
+  "GlobalConfiguration": {
+    "RequestIdKey": "OcRequestId",
+    "AdministrationPath": "/administration",
+    "ServiceDiscoveryProvider": {
+      "Host": "localhost",
+      "Port": 8001,
+      "Namesapce": "dev",
+      "Type": "k8s"
+    }
+  }
+}