add azure functions dev app

Microsoft.Identity.Web.sln

@@ -120,6 +120,10 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "grpc", "tests\WebAppCallsWe
 EndProject
 Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "DevApps", "DevApps", "{9A51E6E0-A2B0-4D4D-9209-E73B8AD2B9C6}"
 EndProject
+Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "AzureFunctions", "AzureFunctions", "{2A2EB8D3-88F2-4FA2-8DDB-56B1F4755475}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "SampleFunc", "tests\AzureFunctions\SampleFunc\SampleFunc.csproj", "{BE7E71AD-7272-4431-B50D-357C61CE2F8F}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -266,6 +270,10 @@ Global
 		{10260252-4899-44D1-94A1-5BF34746A698}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{10260252-4899-44D1-94A1-5BF34746A698}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{10260252-4899-44D1-94A1-5BF34746A698}.Release|Any CPU.Build.0 = Release|Any CPU
+		{BE7E71AD-7272-4431-B50D-357C61CE2F8F}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{BE7E71AD-7272-4431-B50D-357C61CE2F8F}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{BE7E71AD-7272-4431-B50D-357C61CE2F8F}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{BE7E71AD-7272-4431-B50D-357C61CE2F8F}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -315,6 +323,8 @@ Global
 		{8DC4213C-4C13-44AF-9A88-B53EEE2E9132} = {0E188C73-95E7-44D8-96F5-25AAF8BA1AE4}
 		{10260252-4899-44D1-94A1-5BF34746A698} = {DA125992-5622-4D9D-B7AB-79CDC45A66B0}
 		{9A51E6E0-A2B0-4D4D-9209-E73B8AD2B9C6} = {79310504-1334-4F14-93C4-1240913224BA}
+		{2A2EB8D3-88F2-4FA2-8DDB-56B1F4755475} = {9A51E6E0-A2B0-4D4D-9209-E73B8AD2B9C6}
+		{BE7E71AD-7272-4431-B50D-357C61CE2F8F} = {2A2EB8D3-88F2-4FA2-8DDB-56B1F4755475}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {F4FA8C4C-3251-41CC-939B-7892F5798549}

tests/AzureFunctions/SampleFunc.sln

@@ -0,0 +1,25 @@
+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 16
+VisualStudioVersion = 16.0.808.4
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SampleFunc", "SampleFunc\SampleFunc.csproj", "{C9A76FF7-5E35-4C96-AEFF-80F1B2EF7163}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{C9A76FF7-5E35-4C96-AEFF-80F1B2EF7163}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{C9A76FF7-5E35-4C96-AEFF-80F1B2EF7163}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{C9A76FF7-5E35-4C96-AEFF-80F1B2EF7163}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{C9A76FF7-5E35-4C96-AEFF-80F1B2EF7163}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {10B2A9EB-3E1F-4A42-ABAD-13C93152FB67}
+	EndGlobalSection
+EndGlobal

tests/AzureFunctions/SampleFunc/SampleFunc.cs

@@ -0,0 +1,45 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using System.Threading.Tasks;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.Azure.WebJobs;
+using Microsoft.Azure.WebJobs.Extensions.Http;
+using Microsoft.AspNetCore.Http;
+using Microsoft.Extensions.Logging;
+using Microsoft.Identity.Web;
+
+namespace SampleFunc
+{
+    public class SampleFunc
+    {
+        private readonly ITokenAcquisition _tokenAcquisition;
+
+        public SampleFunc(ITokenAcquisition tokenAcquisition)
+        {
+            _tokenAcquisition = tokenAcquisition;
+        }
+
+        [FunctionName("SampleFunc")]
+        public async Task<IActionResult> Run(
+            [HttpTrigger(AuthorizationLevel.Anonymous, "get", "post", Route = null)] HttpRequest req,
+            ILogger log)
+        {
+            log.LogInformation("C# HTTP trigger function processed a request.");
+
+            var (authenticationStatus, authenticationResponse) =
+                await req.HttpContext.AuthenticateAzureFunctionAsync();
+            if (!authenticationStatus) return authenticationResponse;
+
+            var token = await _tokenAcquisition.GetAccessTokenForAppAsync("https://graph.microsoft.com/.default" );
+
+            string name = req.HttpContext.User.Identity.IsAuthenticated ? req.HttpContext.User.Identity.Name : null;
+
+            string responseMessage = string.IsNullOrEmpty(name)
+                ? "This HTTP triggered function executed successfully. Pass a name in the query string or in the request body for a personalized response."
+                : $"Hello, {name}. This HTTP triggered function executed successfully.";
+
+            return new OkObjectResult(responseMessage);
+        }
+    }
+}

tests/AzureFunctions/SampleFunc/SampleFunc.csproj

@@ -0,0 +1,22 @@
+<Project Sdk="Microsoft.NET.Sdk">
+  <PropertyGroup>
+    <TargetFramework>netcoreapp3.1</TargetFramework>
+    <AzureFunctionsVersion>v3</AzureFunctionsVersion>    
+  </PropertyGroup>
+  <ItemGroup>
+    <PackageReference Include="Microsoft.NET.Sdk.Functions" Version="3.0.11" />
+    <PackageReference Include="Microsoft.Azure.Functions.Extensions" Version="1.1.0" />
+  </ItemGroup>
+  <ItemGroup>
+    <ProjectReference Include="..\..\..\src\Microsoft.Identity.Web\Microsoft.Identity.Web.csproj" />
+  </ItemGroup>
+  <ItemGroup>
+    <None Update="host.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+    </None>
+    <None Update="local.settings.json">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <CopyToPublishDirectory>Never</CopyToPublishDirectory>
+    </None>
+  </ItemGroup>
+</Project>

tests/AzureFunctions/SampleFunc/Startup.cs

@@ -0,0 +1,33 @@
+// Copyright (c) Microsoft Corporation. All rights reserved.
+// Licensed under the MIT License.
+
+using Microsoft.Azure.Functions.Extensions.DependencyInjection;
+using Microsoft.Extensions.DependencyInjection;
+using Microsoft.Identity.Web;
+
+[assembly: FunctionsStartup(typeof(SampleFunc.Startup))]
+
+namespace SampleFunc
+{
+    public class Startup : FunctionsStartup
+    {
+        public Startup()
+        {
+        }
+
+        public override void Configure(IFunctionsHostBuilder builder)
+        {
+            // This is configuration from environment variables, settings.json etc.
+            var configuration = builder.GetContext().Configuration;
+
+            builder.Services.AddAuthentication(sharedOptions =>
+            {
+                sharedOptions.DefaultScheme = Constants.Bearer;
+                sharedOptions.DefaultChallengeScheme = Constants.Bearer;
+            })
+                .AddMicrosoftIdentityWebApi(configuration)
+                    .EnableTokenAcquisitionToCallDownstreamApi()
+                    .AddInMemoryTokenCaches();
+        }
+    }
+}

tests/AzureFunctions/SampleFunc/host.json

@@ -0,0 +1,11 @@
+{
+    "logging": {
+        "applicationInsights": {
+            "samplingExcludedTypes": "Request",
+            "samplingSettings": {
+                "isEnabled": true
+            }
+        }
+    },
+    "version": "2.0"
+}

tests/AzureFunctions/SampleFunc/local.settings.json.sample

@@ -0,0 +1,13 @@
+{
+  "IsEncrypted": false,
+  "Values": {
+    "AzureWebJobsStorage": "UseDevelopmentStorage=true",
+    "FUNCTIONS_WORKER_RUNTIME": "dotnet",
+    "AzureAd:Instance": "https://login.microsoftonline.com/",
+    "AzureAd:Domain": "<tenantname>.onmicrosoft.com",
+    "AzureAd:TenantId": "<guid>",
+    "AzureAd:ClientId": "<guid>",
+    "AzureAd:ClientSecret": "<string>",
+    "AzureAd:AllowWebApiToBeAuthorizedByACL": true
+  }
+}