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kubernetes provider (#772)

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* feat: Kubernetes ServiceDiscoveryProvider

* 编写k8s测试例子

* feat：fix kube config

* feat： remove port

* feat ： complete the k8s test

* feat :  add kubeserviceDiscovery test

* feat : add kube provider unittest

* feat :add kubetnetes docs

how to use ocelot with kubetnetes docs

* keep the configuration as simple as possible, no qos, no cache

* fix: use http

* add PollingKubeServiceDiscovery

* feat : refactor logger

* feat : add  pollkube docs

* feat：Remove unnecessary code

* feat ： code-block json
This commit is contained in:
geffzhang
2019-01-31 18:19:32 +08:00
committed by Marcelo Castagna
parent 05ede70e62
commit 44dccf1fce
42 changed files with 1135 additions and 7 deletions
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20
samples/OelotKube/ApiGateway/ApiGateway.csproj Normal file
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<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\Ocelot.csproj" />
</ItemGroup>
</Project>

21
samples/OelotKube/ApiGateway/Dockerfile Normal file
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FROM microsoft/dotnet:2.1-aspnetcore-runtime AS base
WORKDIR /app
EXPOSE 80
FROM microsoft/dotnet:2.1-sdk AS build
WORKDIR /src
COPY ["ApiGateway/ApiGateway.csproj", "ApiGateway/"]
COPY ["../../src/Ocelot/Ocelot.csproj", "../../src/Ocelot/"]
COPY ["../../src/Ocelot.Provider.Kubernetes/Ocelot.Provider.Kubernetes.csproj", "../../src/Ocelot.Provider.Kubernetes/"]
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"]

32
samples/OelotKube/ApiGateway/Program.cs Normal file
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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)
.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();
}
}

32
samples/OelotKube/ApiGateway/Properties/launchSettings.json Normal file
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{
"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}"
}
}
}

36
samples/OelotKube/ApiGateway/Startup.cs Normal file
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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;
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()
.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();
}
}
}

9
samples/OelotKube/ApiGateway/appsettings.Development.json Normal file
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{
"Logging": {
"LogLevel": {
"Default": "Debug",
"System": "Information",
"Microsoft": "Information"
}
}
}

8
samples/OelotKube/ApiGateway/appsettings.json Normal file
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{
"Logging": {
"LogLevel": {
"Default": "Warning"
}
},
"AllowedHosts": "*"
}

20
samples/OelotKube/ApiGateway/ocelot.json Normal file
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{
"ReRoutes": [
{
"DownstreamPathTemplate": "/api/values",
"DownstreamScheme": "http",
"UpstreamPathTemplate": "/values",
"ServiceName": "downstreamservice",
"UpstreamHttpMethod": [ "Get" ]
}
],
"GlobalConfiguration": {
"ServiceDiscoveryProvider": {
"Host": "192.168.0.13",
"Port": 443,
"Token": "txpc696iUhbVoudg164r93CxDTrKRVWG",
"Namespace": "dev",
"Type": "kube"
}
}
}