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This repository was archived by the owner on Jul 16, 2022. It is now read-only.

Commit 5fab067

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michaeldimoudismichaeldimoudis
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Upgrade Lambda Serverless ASP.NET Core Web API to .NET Core 3.0 with custom runtime
1 parent 40e4451 commit 5fab067

12 files changed

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-54
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Diff for: ‎AWSServerless1/.gitignore

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!/nuget-cache/Amazon.Lambda.AspNetCoreServer.4.0.0-preview2.nupkg

Diff for: ‎AWSServerless1/AWSServerless1.csproj

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<Project Sdk="Microsoft.NET.Sdk.Web">
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<PropertyGroup>
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<TargetFramework>netcoreapp2.1</TargetFramework>
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<GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
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<AWSProjectType>Lambda</AWSProjectType>
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</PropertyGroup>
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<ItemGroup>
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<PackageReference Include="Microsoft.AspNetCore.App" Version="2.1.4" />
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<PackageReference Include="Amazon.Lambda.AspNetCoreServer" Version="3.0.3" />
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<PackageReference Include="AWSSDK.Extensions.NETCore.Setup" Version="3.3.100.1" />
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</ItemGroup>
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<PropertyGroup>
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<TargetFramework>netcoreapp3.0</TargetFramework>
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<GenerateRuntimeConfigurationFiles>true</GenerateRuntimeConfigurationFiles>
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<AWSProjectType>Lambda</AWSProjectType>
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</PropertyGroup>
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<ItemGroup>
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<Content Include="bootstrap">
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<CopyToOutputDirectory>Always</CopyToOutputDirectory>
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</Content>
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</ItemGroup>
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<ItemGroup>
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<PackageReference Include="Amazon.Lambda.AspNetCoreServer" Version="4.0.0-preview2" />
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<PackageReference Include="Amazon.Lambda.RuntimeSupport" Version="1.0.0" />
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<PackageReference Include="AWSSDK.Extensions.NETCore.Setup" Version="3.3.100.1" />
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</ItemGroup>
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</Project>

Diff for: ‎AWSServerless1/LocalEntryPoint.cs

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Diff for: ‎AWSServerless1/Program.cs

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using Amazon.Lambda.APIGatewayEvents;
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using Amazon.Lambda.Core;
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using Amazon.Lambda.RuntimeSupport;
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using Amazon.Lambda.Serialization.Json;
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using Microsoft.AspNetCore.Hosting;
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using Microsoft.Extensions.Hosting;
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using System;
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using System.Threading.Tasks;
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namespace AWSServerless1
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{
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/// <summary>
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/// The Main function can be used to run the ASP.NET Core application locally using the Kestrel webserver.
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/// It is now also the main entry point for the custom runtime.
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/// </summary>
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public class Program
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{
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public static async Task Main(string[] args)
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{
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if (string.IsNullOrEmpty(Environment.GetEnvironmentVariable("AWS_LAMBDA_FUNCTION_NAME")))
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{
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CreateHostBuilder(args).Build().Run();
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}
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else
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{
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var lambdaEntry = new LambdaEntryPoint();
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var functionHandler = (Func<APIGatewayProxyRequest, ILambdaContext, Task<APIGatewayProxyResponse>>)(lambdaEntry.FunctionHandlerAsync);
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using var handlerWrapper = HandlerWrapper.GetHandlerWrapper(functionHandler, new JsonSerializer());
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using var bootstrap = new LambdaBootstrap(handlerWrapper);
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await bootstrap.RunAsync();
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}
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}
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public static IHostBuilder CreateHostBuilder(string[] args) =>
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Host.CreateDefaultBuilder(args)
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.ConfigureWebHostDefaults(webBuilder =>
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{
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webBuilder.UseStartup<Startup>();
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});
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}
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}

Diff for: ‎AWSServerless1/Startup.cs

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using Microsoft.AspNetCore.Builder;
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using Microsoft.AspNetCore.Hosting;
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using Microsoft.AspNetCore.Mvc;
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using Microsoft.Extensions.Configuration;
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using Microsoft.Extensions.DependencyInjection;
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using Microsoft.Extensions.Hosting;
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namespace AWSServerless1
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{
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Configuration = configuration;
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}
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public static IConfiguration Configuration { get; private set; }
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public IConfiguration Configuration { get; }
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// This method gets called by the runtime. Use this method to add services to the container
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// This method gets called by the runtime. Use this method to add services to the container.
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public void ConfigureServices(IServiceCollection services)
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{
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services.AddMvc().SetCompatibilityVersion(CompatibilityVersion.Version_2_1);
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services.AddControllers();
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}
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// This method gets called by the runtime. Use this method to configure the HTTP request pipeline
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public void Configure(IApplicationBuilder app, IHostingEnvironment env)
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// This method gets called by the runtime. Use this method to configure the HTTP request pipeline.
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public void Configure(IApplicationBuilder app, IWebHostEnvironment env)
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{
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if (env.IsDevelopment())
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{
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app.UseHsts();
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}
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app.UseRouting();
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app.UseHttpsRedirection();
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app.UseMvc();
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app.UseEndpoints(endpoints =>
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{
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endpoints.MapControllers();
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});
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}
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}
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}

Diff for: ‎AWSServerless1/aws-lambda-tools-defaults.json

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{
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"Information": [
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"This file provides default values for the deployment wizard inside Visual Studio and the AWS Lambda commands added to the .NET Core CLI.",
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"To learn more about the Lambda commands with the .NET Core CLI execute the following command at the command line in the project root directory.",
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"dotnet lambda help",
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"All the command line options for the Lambda command can be specified in this file."
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],
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"profile": "default",
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"region": "ap-southeast-2",
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"configuration": "Release",
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"framework": "netcoreapp2.1",
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"template": "serverless.template",
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"s3-bucket": "aws-serverless-md",
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"stack-name": "AWSServerless1"
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"Information": [
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"This file provides default values for the deployment wizard inside Visual Studio and the AWS Lambda commands added to the .NET Core CLI.",
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"To learn more about the Lambda commands with the .NET Core CLI execute the following command at the command line in the project root directory.",
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"dotnet lambda help",
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"All the command line options for the Lambda command can be specified in this file."
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],
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"profile": "default",
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"region": "ap-southeast-2",
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"configuration": "Release",
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"framework": "netcoreapp3.0",
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"template": "serverless.template",
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"s3-bucket": "aws-serverless-md",
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"stack-name": "AWSServerless1",
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"msbuild-parameters": "--self-contained true /p:PublishReadyToRun=true"
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}

Diff for: ‎AWSServerless1/bootstrap

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#!/bin/sh
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# This is the script that the Lambda host calls to start the custom runtime.
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/var/task/AWSServerless1

Diff for: ‎AWSServerless1/nuget-cache/Amazon.Lambda.AspNetCoreServer.4.0.0-preview2.nupkg

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Diff for: ‎AWSServerless1/nuget.config

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<?xml version="1.0" encoding="utf-8"?>
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<configuration>
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<packageSources>
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<add key="local" value="./nuget-cache" />
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<add key="nuget" value="https://api.nuget.org/v3/index.json" />
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</packageSources>
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</configuration>

Diff for: ‎AWSServerless1/serverless.template

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"AspNetCoreFunction" : {
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"Type" : "AWS::Serverless::Function",
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"Properties": {
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"Handler": "AWSServerless1::AWSServerless1.LambdaEntryPoint::FunctionHandlerAsync",
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"Runtime": "dotnetcore2.1",
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"Handler": "not_required_for_custom_runtime",
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"Runtime": "provided",
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"CodeUri": "",
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"MemorySize": 256,
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"Timeout": 30,

Diff for: ‎AWSServerless1/web.config

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<configuration>
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<system.webServer>
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<handlers>
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<add name="aspNetCore" path="*" verb="*" modules="AspNetCoreModule" resourceType="Unspecified" />
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<add name="aspNetCore" path="*" verb="*" modules="AspNetCoreModuleV3" resourceType="Unspecified" />
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</handlers>
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<aspNetCore processPath="%LAUNCHER_PATH%" arguments="%LAUNCHER_ARGS%" forwardWindowsAuthToken="false" stdoutLogEnabled="false">
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<environmentVariables />

Diff for: ‎buildspec.yml

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version: 0.2
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env:
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variables:
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AWS_DEFAULT_REGION: ap-southeast-2
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phases:
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install:
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runtime-versions:
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nodejs: 8
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commands:
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- rpm -Uvh https://packages.microsoft.com/config/centos/7/packages-microsoft-prod.rpm
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- yum install dotnet-sdk-3.0 -y
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- dotnet tool install -g Amazon.Lambda.Tools
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build:
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commands:
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- cd ./AWSServerless1
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- dotnet lambda deploy-serverless

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