├── .config └── dotnet-tools.json ├── .gitignore ├── DotNet2020.sln ├── NuGet.config ├── README.md ├── build.ps1 ├── build.sh ├── global.json ├── install-sdk.ps1 ├── install-sdk.sh └── src ├── DotNet2020.Host ├── DotNet2020.Host.csproj ├── Extensions │ └── IHostExtensions.cs ├── Infrastructure │ ├── Migrations │ │ ├── 20200925092907_Initial.Designer.cs │ │ ├── 20200925092907_Initial.cs │ │ └── ApiDbContextModelSnapshot.cs │ └── Seeders │ │ └── CustomersSeeder.cs ├── Program.cs ├── Properties │ └── launchSettings.json ├── Startup.cs ├── appsettings.Development.json └── appsettings.json ├── Dotnet2020.Api ├── ApiConfiguration.cs ├── Diagnostics │ └── Log.cs ├── Dotnet2020.Api.csproj └── Features │ ├── DependencyInjection │ ├── ConfigureMultitenancyOptions.cs │ ├── Controller.cs │ ├── GoodScopeHostedService.cs │ ├── MultitenancyOptions.cs │ └── MultitenantService.cs │ ├── EFCore │ ├── ApiDbContext.cs │ ├── CompiledQueries.cs │ ├── Controller.cs │ └── Customer.cs │ ├── HttpContext │ ├── BadAuthorizationService.cs │ ├── Controller.cs │ └── GoogAuthorizationService.cs │ └── Security │ ├── Controller.cs │ └── CustomerDto.cs └── HighPerformanceLogging ├── HighPerformanceLogging.csproj └── Program.cs /.config/dotnet-tools.json: -------------------------------------------------------------------------------- 1 | { 2 | "version": 1, 3 | "isRoot": true, 4 | "tools": { 5 | "dotnet-ef": { 6 | "version": "3.1.8", 7 | "commands": [ 8 | "dotnet-ef" 9 | ] 10 | } 11 | } 12 | } -------------------------------------------------------------------------------- /.gitignore: -------------------------------------------------------------------------------- 1 | ## Ignore Visual Studio temporary files, build results, and 2 | ## files generated by popular Visual Studio add-ons. 3 | ## 4 | ## Get latest from https://github.com/github/gitignore/blob/master/VisualStudio.gitignore 5 | 6 | # User-specific files 7 | *.rsuser 8 | *.suo 9 | *.user 10 | *.userosscache 11 | *.sln.docstates 12 | 13 | # User-specific files (MonoDevelop/Xamarin Studio) 14 | *.userprefs 15 | 16 | # Mono auto generated files 17 | mono_crash.* 18 | 19 | # Build results 20 | [Dd]ebug/ 21 | [Dd]ebugPublic/ 22 | [Rr]elease/ 23 | [Rr]eleases/ 24 | x64/ 25 | x86/ 26 | [Aa][Rr][Mm]/ 27 | [Aa][Rr][Mm]64/ 28 | bld/ 29 | [Bb]in/ 30 | [Oo]bj/ 31 | [Ll]og/ 32 | [Ll]ogs/ 33 | 34 | # Visual Studio 2015/2017 cache/options directory 35 | .vs/ 36 | # Uncomment if you have tasks that create the project's static files in wwwroot 37 | #wwwroot/ 38 | 39 | # Visual Studio 2017 auto generated files 40 | Generated\ Files/ 41 | 42 | # MSTest test Results 43 | [Tt]est[Rr]esult*/ 44 | [Bb]uild[Ll]og.* 45 | 46 | # NUnit 47 | *.VisualState.xml 48 | TestResult.xml 49 | nunit-*.xml 50 | 51 | # Build Results of an ATL Project 52 | [Dd]ebugPS/ 53 | [Rr]eleasePS/ 54 | dlldata.c 55 | 56 | # Benchmark Results 57 | BenchmarkDotNet.Artifacts/ 58 | 59 | # .NET Core 60 | project.lock.json 61 | project.fragment.lock.json 62 | artifacts/ 63 | 64 | # StyleCop 65 | StyleCopReport.xml 66 | 67 | # Files built by Visual Studio 68 | *_i.c 69 | *_p.c 70 | *_h.h 71 | *.ilk 72 | *.meta 73 | *.obj 74 | *.iobj 75 | *.pch 76 | *.pdb 77 | *.ipdb 78 | *.pgc 79 | *.pgd 80 | *.rsp 81 | *.sbr 82 | *.tlb 83 | *.tli 84 | *.tlh 85 | *.tmp 86 | *.tmp_proj 87 | *_wpftmp.csproj 88 | *.log 89 | *.vspscc 90 | *.vssscc 91 | .builds 92 | *.pidb 93 | *.svclog 94 | *.scc 95 | 96 | # Chutzpah Test files 97 | _Chutzpah* 98 | 99 | # Visual C++ cache files 100 | ipch/ 101 | *.aps 102 | *.ncb 103 | *.opendb 104 | *.opensdf 105 | *.sdf 106 | *.cachefile 107 | *.VC.db 108 | *.VC.VC.opendb 109 | 110 | # Visual Studio profiler 111 | *.psess 112 | *.vsp 113 | *.vspx 114 | *.sap 115 | 116 | # Visual Studio Trace Files 117 | *.e2e 118 | 119 | # TFS 2012 Local Workspace 120 | $tf/ 121 | 122 | # Guidance Automation Toolkit 123 | *.gpState 124 | 125 | # ReSharper is a .NET coding add-in 126 | _ReSharper*/ 127 | *.[Rr]e[Ss]harper 128 | *.DotSettings.user 129 | 130 | # TeamCity is a build add-in 131 | _TeamCity* 132 | 133 | # DotCover is a Code Coverage Tool 134 | *.dotCover 135 | 136 | # AxoCover is a Code Coverage Tool 137 | .axoCover/* 138 | !.axoCover/settings.json 139 | 140 | # Visual Studio code coverage results 141 | *.coverage 142 | *.coveragexml 143 | 144 | # NCrunch 145 | _NCrunch_* 146 | .*crunch*.local.xml 147 | nCrunchTemp_* 148 | 149 | # MightyMoose 150 | *.mm.* 151 | AutoTest.Net/ 152 | 153 | # Web workbench (sass) 154 | .sass-cache/ 155 | 156 | # Installshield output folder 157 | [Ee]xpress/ 158 | 159 | # DocProject is a documentation generator add-in 160 | DocProject/buildhelp/ 161 | DocProject/Help/*.HxT 162 | DocProject/Help/*.HxC 163 | DocProject/Help/*.hhc 164 | DocProject/Help/*.hhk 165 | DocProject/Help/*.hhp 166 | DocProject/Help/Html2 167 | DocProject/Help/html 168 | 169 | # Click-Once directory 170 | publish/ 171 | 172 | # Publish Web Output 173 | *.[Pp]ublish.xml 174 | *.azurePubxml 175 | # Note: Comment the next line if you want to checkin your web deploy settings, 176 | # but database connection strings (with potential passwords) will be unencrypted 177 | *.pubxml 178 | *.publishproj 179 | 180 | # Microsoft Azure Web App publish settings. Comment the next line if you want to 181 | # checkin your Azure Web App publish settings, but sensitive information contained 182 | # in these scripts will be unencrypted 183 | PublishScripts/ 184 | 185 | # NuGet Packages 186 | *.nupkg 187 | # NuGet Symbol Packages 188 | *.snupkg 189 | # The packages folder can be ignored because of Package Restore 190 | **/[Pp]ackages/* 191 | # except build/, which is used as an MSBuild target. 192 | !**/[Pp]ackages/build/ 193 | # Uncomment if necessary however generally it will be regenerated when needed 194 | #!**/[Pp]ackages/repositories.config 195 | # NuGet v3's project.json files produces more ignorable files 196 | *.nuget.props 197 | *.nuget.targets 198 | 199 | # Microsoft Azure Build Output 200 | csx/ 201 | *.build.csdef 202 | 203 | # Microsoft Azure Emulator 204 | ecf/ 205 | rcf/ 206 | 207 | # Windows Store app package directories and files 208 | AppPackages/ 209 | BundleArtifacts/ 210 | Package.StoreAssociation.xml 211 | _pkginfo.txt 212 | *.appx 213 | *.appxbundle 214 | *.appxupload 215 | 216 | # Visual Studio cache files 217 | # files ending in .cache can be ignored 218 | *.[Cc]ache 219 | # but keep track of directories ending in .cache 220 | !?*.[Cc]ache/ 221 | 222 | # Others 223 | ClientBin/ 224 | ~$* 225 | *~ 226 | *.dbmdl 227 | *.dbproj.schemaview 228 | *.jfm 229 | *.pfx 230 | *.publishsettings 231 | orleans.codegen.cs 232 | 233 | # Including strong name files can present a security risk 234 | # (https://github.com/github/gitignore/pull/2483#issue-259490424) 235 | #*.snk 236 | 237 | # Since there are multiple workflows, uncomment next line to ignore bower_components 238 | # (https://github.com/github/gitignore/pull/1529#issuecomment-104372622) 239 | #bower_components/ 240 | 241 | # RIA/Silverlight projects 242 | Generated_Code/ 243 | 244 | # Backup & report files from converting an old project file 245 | # to a newer Visual Studio version. Backup files are not needed, 246 | # because we have git ;-) 247 | _UpgradeReport_Files/ 248 | Backup*/ 249 | UpgradeLog*.XML 250 | UpgradeLog*.htm 251 | ServiceFabricBackup/ 252 | *.rptproj.bak 253 | 254 | # SQL Server files 255 | *.mdf 256 | *.ldf 257 | *.ndf 258 | 259 | # Business Intelligence projects 260 | *.rdl.data 261 | *.bim.layout 262 | *.bim_*.settings 263 | *.rptproj.rsuser 264 | *- [Bb]ackup.rdl 265 | *- [Bb]ackup ([0-9]).rdl 266 | *- [Bb]ackup ([0-9][0-9]).rdl 267 | 268 | # Microsoft Fakes 269 | FakesAssemblies/ 270 | 271 | # GhostDoc plugin setting file 272 | *.GhostDoc.xml 273 | 274 | # Node.js Tools for Visual Studio 275 | .ntvs_analysis.dat 276 | node_modules/ 277 | 278 | # Visual Studio 6 build log 279 | *.plg 280 | 281 | # Visual Studio 6 workspace options file 282 | *.opt 283 | 284 | # Visual Studio 6 auto-generated workspace file (contains which files were open etc.) 285 | *.vbw 286 | 287 | # Visual Studio LightSwitch build output 288 | **/*.HTMLClient/GeneratedArtifacts 289 | **/*.DesktopClient/GeneratedArtifacts 290 | **/*.DesktopClient/ModelManifest.xml 291 | **/*.Server/GeneratedArtifacts 292 | **/*.Server/ModelManifest.xml 293 | _Pvt_Extensions 294 | 295 | # Paket dependency manager 296 | .paket/paket.exe 297 | paket-files/ 298 | 299 | # FAKE - F# Make 300 | .fake/ 301 | 302 | # CodeRush personal settings 303 | .cr/personal 304 | 305 | # Python Tools for Visual Studio (PTVS) 306 | __pycache__/ 307 | *.pyc 308 | 309 | # Cake - Uncomment if you are using it 310 | # tools/** 311 | # !tools/packages.config 312 | 313 | # Tabs Studio 314 | *.tss 315 | 316 | # Telerik's JustMock configuration file 317 | *.jmconfig 318 | 319 | # BizTalk build output 320 | *.btp.cs 321 | *.btm.cs 322 | *.odx.cs 323 | *.xsd.cs 324 | 325 | # OpenCover UI analysis results 326 | OpenCover/ 327 | 328 | # Azure Stream Analytics local run output 329 | ASALocalRun/ 330 | 331 | # MSBuild Binary and Structured Log 332 | *.binlog 333 | 334 | # NVidia Nsight GPU debugger configuration file 335 | *.nvuser 336 | 337 | # MFractors (Xamarin productivity tool) working folder 338 | .mfractor/ 339 | 340 | # Local History for Visual Studio 341 | .localhistory/ 342 | 343 | # BeatPulse healthcheck temp database 344 | healthchecksdb 345 | 346 | # Backup folder for Package Reference Convert tool in Visual Studio 2017 347 | MigrationBackup/ 348 | 349 | # Ionide (cross platform F# VS Code tools) working folder 350 | .ionide/ 351 | -------------------------------------------------------------------------------- /DotNet2020.sln: -------------------------------------------------------------------------------- 1 |  2 | Microsoft Visual Studio Solution File, Format Version 12.00 3 | # Visual Studio Version 16 4 | VisualStudioVersion = 16.0.30413.136 5 | MinimumVisualStudioVersion = 10.0.40219.1 6 | Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "src", "src", "{394106D7-3EA6-4ADA-80FF-24B76D74A458}" 7 | EndProject 8 | Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "HighPerformanceLogging", "src\HighPerformanceLogging\HighPerformanceLogging.csproj", "{8DA3E83D-AE56-4B74-9B53-4F254C7F9BA0}" 9 | EndProject 10 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Dotnet2020.Api", "src\Dotnet2020.Api\Dotnet2020.Api.csproj", "{921A6714-08E5-4AD2-96C3-3C4116F46054}" 11 | EndProject 12 | Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "DotNet2020.Host", "src\DotNet2020.Host\DotNet2020.Host.csproj", "{54AAC985-08D6-4C86-B343-8D9B42A09E58}" 13 | EndProject 14 | Global 15 | GlobalSection(SolutionConfigurationPlatforms) = preSolution 16 | Debug|Any CPU = Debug|Any CPU 17 | Release|Any CPU = Release|Any CPU 18 | EndGlobalSection 19 | GlobalSection(ProjectConfigurationPlatforms) = postSolution 20 | {8DA3E83D-AE56-4B74-9B53-4F254C7F9BA0}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 21 | {8DA3E83D-AE56-4B74-9B53-4F254C7F9BA0}.Debug|Any CPU.Build.0 = Debug|Any CPU 22 | {8DA3E83D-AE56-4B74-9B53-4F254C7F9BA0}.Release|Any CPU.ActiveCfg = Release|Any CPU 23 | {8DA3E83D-AE56-4B74-9B53-4F254C7F9BA0}.Release|Any CPU.Build.0 = Release|Any CPU 24 | {921A6714-08E5-4AD2-96C3-3C4116F46054}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 25 | {921A6714-08E5-4AD2-96C3-3C4116F46054}.Debug|Any CPU.Build.0 = Debug|Any CPU 26 | {921A6714-08E5-4AD2-96C3-3C4116F46054}.Release|Any CPU.ActiveCfg = Release|Any CPU 27 | {921A6714-08E5-4AD2-96C3-3C4116F46054}.Release|Any CPU.Build.0 = Release|Any CPU 28 | {54AAC985-08D6-4C86-B343-8D9B42A09E58}.Debug|Any CPU.ActiveCfg = Debug|Any CPU 29 | {54AAC985-08D6-4C86-B343-8D9B42A09E58}.Debug|Any CPU.Build.0 = Debug|Any CPU 30 | {54AAC985-08D6-4C86-B343-8D9B42A09E58}.Release|Any CPU.ActiveCfg = Release|Any CPU 31 | {54AAC985-08D6-4C86-B343-8D9B42A09E58}.Release|Any CPU.Build.0 = Release|Any CPU 32 | EndGlobalSection 33 | GlobalSection(SolutionProperties) = preSolution 34 | HideSolutionNode = FALSE 35 | EndGlobalSection 36 | GlobalSection(NestedProjects) = preSolution 37 | {8DA3E83D-AE56-4B74-9B53-4F254C7F9BA0} = {394106D7-3EA6-4ADA-80FF-24B76D74A458} 38 | {921A6714-08E5-4AD2-96C3-3C4116F46054} = {394106D7-3EA6-4ADA-80FF-24B76D74A458} 39 | {54AAC985-08D6-4C86-B343-8D9B42A09E58} = {394106D7-3EA6-4ADA-80FF-24B76D74A458} 40 | EndGlobalSection 41 | GlobalSection(ExtensibilityGlobals) = postSolution 42 | SolutionGuid = {06469EAF-1C9B-49A3-A9AC-C63C13DB50CA} 43 | EndGlobalSection 44 | EndGlobal 45 | -------------------------------------------------------------------------------- /NuGet.config: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | 5 | 6 | 7 | -------------------------------------------------------------------------------- /README.md: -------------------------------------------------------------------------------- 1 | dotnet2019 2 | 3 | # Asp.Net Core Best Practices 2020 4 | 5 | ## Speakers 6 | 7 | Carlos Recuero - Chapter Lead at Plain Concepts 8 | 9 | Luis Ruiz Pavón - Lead Developer at Plain Concepts ( [Github](https://github.com/lurumad) / [Twitter](https://twitter.com/luisruizpavon)) 10 | 11 | ## Video 12 | 13 | Wait(); 14 | 15 | ## Talk Agenda 16 | 17 | - High performance logging 18 | - Security concerns 19 | - Caching aggressively 20 | - Handling errors 21 | - Async everywhere 22 | - Compress responses 23 | - Working with files 24 | - HttpContext 25 | - Dependency Injection 26 | -------------------------------------------------------------------------------- /build.ps1: -------------------------------------------------------------------------------- 1 | # Taken from psake https://github.com/psake/psake 2 | 3 | <# 4 | .SYNOPSIS 5 | This is a helper function that runs a scriptblock and checks the PS variable $lastexitcode 6 | to see if an error occcured. If an error is detected then an exception is thrown. 7 | This function allows you to run command-line programs without having to 8 | explicitly check the $lastexitcode variable. 9 | .EXAMPLE 10 | exec { svn info $repository_trunk } "Error executing SVN. Please verify SVN command-line client is installed" 11 | #> 12 | function Exec { 13 | [CmdletBinding()] 14 | param( 15 | [Parameter(Position = 0, Mandatory = 1)][scriptblock]$cmd, 16 | [Parameter(Position = 1, Mandatory = 0)][string]$errorMessage = ($msgs.error_bad_command -f $cmd) 17 | ) 18 | & $cmd 19 | if ($lastexitcode -ne 0) { 20 | throw ("Exec: " + $errorMessage) 21 | } 22 | } 23 | 24 | if (Test-Path .\artifacts) { Remove-Item .\artifacts -Force -Recurse } 25 | 26 | exec { & dotnet restore } 27 | 28 | $suffix = "-ci-local" 29 | $commitHash = $(git rev-parse --short HEAD) 30 | $buildSuffix = "$($suffix)-$($commitHash)" 31 | 32 | Write-Output "build: Version suffix is $buildSuffix" 33 | 34 | exec { & dotnet build Balea.sln -c Release --version-suffix=$buildSuffix -v q /nologo } 35 | 36 | # echo "Running unit tests" 37 | 38 | # try { 39 | 40 | # Push-Location -Path .\tests\UnitTests 41 | # exec { & dotnet test} 42 | # } finally { 43 | # Pop-Location 44 | # } 45 | 46 | Write-Output "Starting docker containers" 47 | 48 | exec { & docker-compose -f build\docker-compose-infrastructure.yml up -d } 49 | 50 | Write-Output "Running functional tests" 51 | 52 | try { 53 | 54 | Push-Location -Path .\test\FunctionalTests 55 | exec { & dotnet test } 56 | } 57 | finally { 58 | Pop-Location 59 | } 60 | 61 | Write-Output "Finalizing docker containers" 62 | exec { & docker-compose -f build\docker-compose-infrastructure.yml down } 63 | 64 | exec { & dotnet pack .\src\Balea\Balea.csproj -c Release -o .\artifacts --include-symbols --no-build --version-suffix=$buildSuffix } 65 | -------------------------------------------------------------------------------- /build.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | #Add the dotnet path to the path 3 | export PATH="$HOME/.dotnet":$PATH 4 | 5 | if [ -d "./artifacts" ] 6 | then 7 | rm -Rf "./artifacts"; 8 | fi 9 | 10 | dotnet restore 11 | 12 | commitHash=$(git rev-parse --short HEAD) 13 | suffix="-ci-local" 14 | buildSuffix="$suffix-$commitHash" 15 | 16 | echo "build: Version suffix is $buildSuffix" 17 | 18 | dotnet build -c Release --version-suffix "$buildSuffix" -v q /nologo 19 | 20 | # echo "Running unit tests" 21 | # dotnet test ./tests/UnitTests/UnitTests.csproj 22 | 23 | echo "Starting docker containers" 24 | docker-compose -f build/docker-compose-infrastructure.yml up -d 25 | 26 | echo "Runing functional tests" 27 | dotnet test ./test/FunctionalTests/FunctionalTests.csproj 28 | 29 | echo "Finalizing docker containers" 30 | docker-compose -f build/docker-compose-infrastructure.yml down 31 | -------------------------------------------------------------------------------- /global.json: -------------------------------------------------------------------------------- 1 | { 2 | "projects": [ 3 | "src", 4 | "tests", 5 | "samples" 6 | ], 7 | "sdk": { 8 | "version": "3.1.301" 9 | } 10 | } -------------------------------------------------------------------------------- /install-sdk.ps1: -------------------------------------------------------------------------------- 1 | $SdkVersion = "3.1.301" 2 | & "./dotnet-install.ps1" -Version $SdkVersion -------------------------------------------------------------------------------- /install-sdk.sh: -------------------------------------------------------------------------------- 1 | #!/bin/bash 2 | 3 | SdkVersion="3.1.301" 4 | ./dotnet-install.sh -Version $SdkVersion 5 | export PATH="$PATH:$HOME/.dotnet" 6 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/DotNet2020.Host.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | netcoreapp3.1 5 | DotNet2020Host 6 | 7 | 8 | 9 | 10 | all 11 | runtime; build; native; contentfiles; analyzers; buildtransitive 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 | 21 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Extensions/IHostExtensions.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore; 2 | using Microsoft.Extensions.DependencyInjection; 3 | using Microsoft.Extensions.Logging; 4 | using System; 5 | 6 | namespace Microsoft.Extensions.Hosting 7 | { 8 | public static class IHostExtensions 9 | { 10 | public static IHost MigrateDbContext(this IHost host, Action seed = null) where TContext : DbContext 11 | { 12 | using (var scope = host.Services.CreateScope()) 13 | { 14 | try 15 | { 16 | var context = scope.ServiceProvider.GetService(); 17 | 18 | if (context != null) 19 | { 20 | context.Database.Migrate(); 21 | seed?.Invoke(context); 22 | } 23 | } 24 | catch (Exception exception) 25 | { 26 | var logger = scope.ServiceProvider.GetService>(); 27 | 28 | logger.LogError(exception, $"An error ocurred while migrating database for ${nameof(TContext)}"); 29 | } 30 | 31 | return host; 32 | } 33 | } 34 | } 35 | } 36 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Infrastructure/Migrations/20200925092907_Initial.Designer.cs: -------------------------------------------------------------------------------- 1 | // 2 | using Dotnet2020.Api.Features.EFCore; 3 | using Microsoft.EntityFrameworkCore; 4 | using Microsoft.EntityFrameworkCore.Infrastructure; 5 | using Microsoft.EntityFrameworkCore.Metadata; 6 | using Microsoft.EntityFrameworkCore.Migrations; 7 | using Microsoft.EntityFrameworkCore.Storage.ValueConversion; 8 | 9 | namespace DotNet2020.Host.Infrastructure.Migrations 10 | { 11 | [DbContext(typeof(ApiDbContext))] 12 | [Migration("20200925092907_Initial")] 13 | partial class Initial 14 | { 15 | protected override void BuildTargetModel(ModelBuilder modelBuilder) 16 | { 17 | #pragma warning disable 612, 618 18 | modelBuilder 19 | .HasAnnotation("ProductVersion", "3.1.8") 20 | .HasAnnotation("Relational:MaxIdentifierLength", 128) 21 | .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn); 22 | 23 | modelBuilder.Entity("Dotnet2020.Api.Features.EFCore.Customer", b => 24 | { 25 | b.Property("Id") 26 | .ValueGeneratedOnAdd() 27 | .HasColumnType("int") 28 | .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn); 29 | 30 | b.Property("Name") 31 | .HasColumnType("nvarchar(max)"); 32 | 33 | b.HasKey("Id"); 34 | 35 | b.ToTable("Customers"); 36 | }); 37 | #pragma warning restore 612, 618 38 | } 39 | } 40 | } 41 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Infrastructure/Migrations/20200925092907_Initial.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore.Migrations; 2 | 3 | namespace DotNet2020.Host.Infrastructure.Migrations 4 | { 5 | public partial class Initial : Migration 6 | { 7 | protected override void Up(MigrationBuilder migrationBuilder) 8 | { 9 | migrationBuilder.CreateTable( 10 | name: "Customers", 11 | columns: table => new 12 | { 13 | Id = table.Column(nullable: false) 14 | .Annotation("SqlServer:Identity", "1, 1"), 15 | Name = table.Column(nullable: true) 16 | }, 17 | constraints: table => 18 | { 19 | table.PrimaryKey("PK_Customers", x => x.Id); 20 | }); 21 | } 22 | 23 | protected override void Down(MigrationBuilder migrationBuilder) 24 | { 25 | migrationBuilder.DropTable( 26 | name: "Customers"); 27 | } 28 | } 29 | } 30 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Infrastructure/Migrations/ApiDbContextModelSnapshot.cs: -------------------------------------------------------------------------------- 1 | // 2 | using Dotnet2020.Api.Features.EFCore; 3 | using Microsoft.EntityFrameworkCore; 4 | using Microsoft.EntityFrameworkCore.Infrastructure; 5 | using Microsoft.EntityFrameworkCore.Metadata; 6 | using Microsoft.EntityFrameworkCore.Storage.ValueConversion; 7 | 8 | namespace DotNet2020.Host.Infrastructure.Migrations 9 | { 10 | [DbContext(typeof(ApiDbContext))] 11 | partial class ApiDbContextModelSnapshot : ModelSnapshot 12 | { 13 | protected override void BuildModel(ModelBuilder modelBuilder) 14 | { 15 | #pragma warning disable 612, 618 16 | modelBuilder 17 | .HasAnnotation("ProductVersion", "3.1.8") 18 | .HasAnnotation("Relational:MaxIdentifierLength", 128) 19 | .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn); 20 | 21 | modelBuilder.Entity("Dotnet2020.Api.Features.EFCore.Customer", b => 22 | { 23 | b.Property("Id") 24 | .ValueGeneratedOnAdd() 25 | .HasColumnType("int") 26 | .HasAnnotation("SqlServer:ValueGenerationStrategy", SqlServerValueGenerationStrategy.IdentityColumn); 27 | 28 | b.Property("Name") 29 | .HasColumnType("nvarchar(max)"); 30 | 31 | b.HasKey("Id"); 32 | 33 | b.ToTable("Customers"); 34 | }); 35 | #pragma warning restore 612, 618 36 | } 37 | } 38 | } 39 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Infrastructure/Seeders/CustomersSeeder.cs: -------------------------------------------------------------------------------- 1 | using Dotnet2020.Api.Features.EFCore; 2 | using System.Linq; 3 | using System.Threading.Tasks; 4 | 5 | namespace DotNet2020.Host.Infrastructure.Seeders 6 | { 7 | public static class CustomersSeeder 8 | { 9 | public static async Task Run(ApiDbContext dbContext) 10 | { 11 | if (!dbContext.Customers.Any()) 12 | { 13 | dbContext.Customers.AddRange(new Customer[] 14 | { 15 | new Customer 16 | { 17 | Name = "John Doe" 18 | }, 19 | new Customer 20 | { 21 | Name = "Mary Jean" 22 | } 23 | }); 24 | 25 | await dbContext.SaveChangesAsync(); 26 | } 27 | } 28 | } 29 | } 30 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Program.cs: -------------------------------------------------------------------------------- 1 | using Dotnet2020.Api.Features.EFCore; 2 | using DotNet2020.Host.Infrastructure.Seeders; 3 | using Microsoft.AspNetCore.Hosting; 4 | using Microsoft.Extensions.Hosting; 5 | 6 | namespace DotNet2020.Host 7 | { 8 | public class Program 9 | { 10 | public static void Main(string[] args) 11 | { 12 | CreateHostBuilder(args) 13 | .Build() 14 | .MigrateDbContext(dbContext => CustomersSeeder.Run(dbContext).Wait()) 15 | .Run(); 16 | } 17 | 18 | public static IHostBuilder CreateHostBuilder(string[] args) => 19 | Microsoft.Extensions.Hosting.Host.CreateDefaultBuilder(args) 20 | .ConfigureWebHostDefaults(webBuilder => 21 | { 22 | webBuilder.UseStartup(); 23 | }); 24 | } 25 | } 26 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Properties/launchSettings.json: -------------------------------------------------------------------------------- 1 | { 2 | "iisSettings": { 3 | "windowsAuthentication": false, 4 | "anonymousAuthentication": true, 5 | "iisExpress": { 6 | "applicationUrl": "http://localhost:62580", 7 | "sslPort": 44318 8 | } 9 | }, 10 | "profiles": { 11 | "IIS Express": { 12 | "commandName": "IISExpress", 13 | "launchBrowser": true, 14 | "environmentVariables": { 15 | "ASPNETCORE_ENVIRONMENT": "Development" 16 | } 17 | }, 18 | "DotNet2020.Host": { 19 | "commandName": "Project", 20 | "launchBrowser": true, 21 | "applicationUrl": "https://localhost:5100;http://localhost:5101", 22 | "environmentVariables": { 23 | "ASPNETCORE_ENVIRONMENT": "Development" 24 | } 25 | } 26 | } 27 | } 28 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/Startup.cs: -------------------------------------------------------------------------------- 1 | using Dotnet2020.Api; 2 | using Dotnet2020.Api.Features.EFCore; 3 | using Microsoft.AspNetCore.Builder; 4 | using Microsoft.EntityFrameworkCore; 5 | using Microsoft.Extensions.Configuration; 6 | using Microsoft.Extensions.DependencyInjection; 7 | 8 | namespace DotNet2020.Host 9 | { 10 | public class Startup 11 | { 12 | public IConfiguration Configuration { get; } 13 | 14 | public Startup(IConfiguration configuration) 15 | { 16 | Configuration = configuration; 17 | } 18 | 19 | public void ConfigureServices(IServiceCollection services) 20 | { 21 | ApiConfiguration.ConfigureServices(services) 22 | .AddDbContextPool(options => 23 | { 24 | options.UseSqlServer(Configuration.GetConnectionString("SqlServer"), sqlOptions => 25 | { 26 | sqlOptions.MigrationsAssembly(typeof(Startup).Assembly.GetName().Name); 27 | }); 28 | }) 29 | .AddControllers(); 30 | } 31 | 32 | public void Configure(IApplicationBuilder app) 33 | { 34 | ApiConfiguration.Configure(app, _ => _, _ => _, _ => _); 35 | } 36 | } 37 | } 38 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/appsettings.Development.json: -------------------------------------------------------------------------------- 1 | { 2 | "Logging": { 3 | "LogLevel": { 4 | "Default": "Information", 5 | "Microsoft": "Warning", 6 | "Microsoft.Hosting.Lifetime": "Information" 7 | } 8 | } 9 | } 10 | -------------------------------------------------------------------------------- /src/DotNet2020.Host/appsettings.json: -------------------------------------------------------------------------------- 1 | { 2 | "ConnectionStrings": { 3 | "SqlServer": "" 4 | }, 5 | "Logging": { 6 | "LogLevel": { 7 | "Default": "Information", 8 | "Microsoft": "Warning", 9 | "Microsoft.Hosting.Lifetime": "Information" 10 | } 11 | }, 12 | "AllowedHosts": "*" 13 | } 14 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/ApiConfiguration.cs: -------------------------------------------------------------------------------- 1 | using Dotnet2020.Api.Features.DependencyInjection; 2 | using Microsoft.AspNetCore.Builder; 3 | using Microsoft.AspNetCore.Routing; 4 | using Microsoft.Extensions.DependencyInjection; 5 | using System; 6 | 7 | namespace Dotnet2020.Api 8 | { 9 | public static class ApiConfiguration 10 | { 11 | public static IServiceCollection ConfigureServices(IServiceCollection services) 12 | { 13 | services 14 | .AddSingleton() 15 | // Warning ASP0000 Calling 'BuildServiceProvider' from application code results in an additional copy of singleton services 16 | // being created. Consider alternatives such as dependency injecting services as parameters to 'Configure' 17 | .Configure(options => 18 | { 19 | var serviceProvider = services.BuildServiceProvider(); 20 | var multitenantService = serviceProvider.GetService(); 21 | serviceProvider = services.BuildServiceProvider(); 22 | multitenantService = serviceProvider.GetService(); 23 | options.TenantIds = multitenantService.GetTenantIds(); 24 | }) 25 | //.AddSingleton, ConfigureMultitenancyOptions>() 26 | .AddHostedService() 27 | .AddHttpClient() 28 | .AddHttpContextAccessor(); 29 | 30 | return services; 31 | } 32 | 33 | public static IApplicationBuilder Configure( 34 | IApplicationBuilder app, 35 | Func preRouting, 36 | Func postRouting, 37 | Func configureEndpoints) 38 | { 39 | preRouting(app); 40 | app.UseRouting(); 41 | postRouting(app); 42 | app.UseEndpoints(endpoints => 43 | { 44 | configureEndpoints(endpoints); 45 | endpoints.MapDefaultControllerRoute(); 46 | }); 47 | 48 | return app; 49 | } 50 | } 51 | } 52 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Diagnostics/Log.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.Extensions.Logging; 2 | using System; 3 | 4 | namespace Dotnet2020.Api.Diagnostics 5 | { 6 | static class Log 7 | { 8 | private static readonly Action startingSearchLogger = 9 | LoggerMessage.Define( 10 | LogLevel.Information, 11 | new EventId(5000, nameof(Log)), 12 | "Starting search query from {path}"); 13 | 14 | private static readonly Action finishingSearchLogger = 15 | LoggerMessage.Define( 16 | LogLevel.Information, 17 | new EventId(5001, nameof(Log)), 18 | "Finishing search query from {path}."); 19 | 20 | private static readonly Action errorSearchLogger = 21 | LoggerMessage.Define( 22 | LogLevel.Error, 23 | new EventId(5002, nameof(Log)), 24 | "Failed query from {path}."); 25 | 26 | public static void StartingSearchLogger(this ILogger logger, string path) 27 | { 28 | startingSearchLogger(logger, path, null); 29 | } 30 | 31 | public static void FinishingSearchLogger(this ILogger logger, string path) 32 | { 33 | finishingSearchLogger(logger, path, null); 34 | } 35 | 36 | public static void ErrorSearchLogger(this ILogger logger, string path, Exception exception) 37 | { 38 | errorSearchLogger(logger, path, exception); 39 | } 40 | } 41 | } 42 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Dotnet2020.Api.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | netcoreapp3.1 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/DependencyInjection/ConfigureMultitenancyOptions.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.Extensions.DependencyInjection; 2 | using Microsoft.Extensions.Options; 3 | using System; 4 | 5 | namespace Dotnet2020.Api.Features.DependencyInjection 6 | { 7 | public class ConfigureMultitenancyOptions : IConfigureOptions 8 | { 9 | private readonly IServiceProvider serviceProvider; 10 | 11 | public ConfigureMultitenancyOptions(IServiceProvider serviceProvider) 12 | { 13 | this.serviceProvider = serviceProvider ?? throw new ArgumentNullException(nameof(serviceProvider)); 14 | } 15 | 16 | public void Configure(MultitenancyOptions options) 17 | { 18 | var multitenantService = serviceProvider.GetService(); 19 | options.TenantIds = multitenantService.GetTenantIds(); 20 | } 21 | } 22 | } 23 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/DependencyInjection/Controller.cs: -------------------------------------------------------------------------------- 1 | using Dotnet2020.Api.Features.EFCore; 2 | using Microsoft.AspNetCore.Mvc; 3 | using Microsoft.EntityFrameworkCore; 4 | using Microsoft.Extensions.DependencyInjection; 5 | using Microsoft.Extensions.Options; 6 | using System.Threading.Tasks; 7 | 8 | namespace Dotnet2020.Api.Features.DependencyInjection 9 | { 10 | [Route("api/options")] 11 | [ApiController] 12 | public class Controller : ControllerBase 13 | { 14 | private readonly MultitenancyOptions options; 15 | 16 | public Controller(IOptions options) 17 | { 18 | this.options = options?.Value ?? throw new System.ArgumentNullException(nameof(options)); 19 | } 20 | 21 | [HttpGet] 22 | [Route("")] 23 | public ActionResult Get() 24 | { 25 | return Ok(options.TenantIds); 26 | } 27 | 28 | [HttpGet("badfireandforget")] 29 | public IActionResult BadFireAndForget([FromServices] ApiDbContext dbContext) 30 | { 31 | _ = Task.Run(async () => 32 | { 33 | await Task.Delay(2000); 34 | 35 | var customer = await dbContext.Customers.SingleOrDefaultAsync(c => c.Id == 1); 36 | customer.Name = "Name modified"; 37 | 38 | await dbContext.SaveChangesAsync(); 39 | }); 40 | 41 | return Ok(); 42 | } 43 | 44 | [HttpGet("goodfireandforget")] 45 | public IActionResult BadFireAndForget([FromServices] IServiceScopeFactory serviceScopeFactory) 46 | { 47 | _ = Task.Run(async () => 48 | { 49 | await Task.Delay(2000); 50 | 51 | using var scope = serviceScopeFactory.CreateScope(); 52 | var dbContext = scope.ServiceProvider.GetService(); 53 | var customer = await dbContext.Customers.SingleOrDefaultAsync(c => c.Id == 1); 54 | customer.Name = "Name modified"; 55 | 56 | await dbContext.SaveChangesAsync(); 57 | }); 58 | 59 | return Ok(); 60 | } 61 | } 62 | } 63 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/DependencyInjection/GoodScopeHostedService.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.Extensions.Hosting; 2 | using System; 3 | using System.Threading; 4 | using System.Threading.Tasks; 5 | using Microsoft.Extensions.DependencyInjection; 6 | using Dotnet2020.Api.Features.EFCore; 7 | using Microsoft.EntityFrameworkCore; 8 | 9 | namespace Dotnet2020.Api.Features.DependencyInjection 10 | { 11 | public class GoodScopeHostedService : BackgroundService 12 | { 13 | private readonly IServiceScopeFactory serviceScopeFactory; 14 | 15 | public GoodScopeHostedService(IServiceScopeFactory serviceScopeFactory) 16 | { 17 | this.serviceScopeFactory = serviceScopeFactory ?? throw new ArgumentNullException(nameof(serviceScopeFactory)); 18 | } 19 | 20 | protected override async Task ExecuteAsync(CancellationToken stoppingToken) 21 | { 22 | await BackgroundProcessing(stoppingToken); 23 | } 24 | 25 | private async Task BackgroundProcessing(CancellationToken cancellationToken) 26 | { 27 | while (!cancellationToken.IsCancellationRequested) 28 | { 29 | using var scope = serviceScopeFactory.CreateScope(); 30 | 31 | var dbContext = scope.ServiceProvider.GetService(); 32 | 33 | await dbContext.Customers.ToListAsync(); 34 | 35 | await Task.Delay(5000); 36 | } 37 | } 38 | } 39 | } 40 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/DependencyInjection/MultitenancyOptions.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | 4 | namespace Dotnet2020.Api.Features.DependencyInjection 5 | { 6 | public class MultitenancyOptions 7 | { 8 | public IEnumerable TenantIds { get; set; } 9 | } 10 | } 11 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/DependencyInjection/MultitenantService.cs: -------------------------------------------------------------------------------- 1 | using System; 2 | using System.Collections.Generic; 3 | 4 | namespace Dotnet2020.Api.Features.DependencyInjection 5 | { 6 | public class MultitenantService 7 | { 8 | public IEnumerable GetTenantIds() 9 | { 10 | return new[] { Guid.NewGuid(), Guid.NewGuid() }; 11 | } 12 | } 13 | } 14 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/EFCore/ApiDbContext.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore; 2 | 3 | namespace Dotnet2020.Api.Features.EFCore 4 | { 5 | public class ApiDbContext : DbContext 6 | { 7 | public DbSet Customers { get; set; } 8 | 9 | public ApiDbContext(DbContextOptions options) : base(options) 10 | { 11 | 12 | } 13 | } 14 | } 15 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/EFCore/CompiledQueries.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.EntityFrameworkCore; 2 | using System; 3 | using System.Linq; 4 | using System.Threading.Tasks; 5 | 6 | namespace Dotnet2020.Api.Features.EFCore 7 | { 8 | public static class CompiledQueries 9 | { 10 | /// 11 | /// For high-scale scenarios using EF, sometimes our queries are complex using many JOINS, Includes, filters, etc. 12 | /// EF Core can automatically compile and cache queries, but sometimes we can obtain a performance gain bypassing the computation 13 | /// of the hash of the query and the cache lookup allowing our applications to use a compiled query. This example is only to 14 | /// show how to create a compiled query but we know it's a simple query. 15 | /// 16 | public static Func> CustomerBy = 17 | EF.CompileAsyncQuery((ApiDbContext db, int id) => 18 | db.Customers.SingleOrDefault(c => c.Id == id)); 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/EFCore/Controller.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.AspNetCore.Mvc; 2 | using Microsoft.EntityFrameworkCore; 3 | using System.Collections.Generic; 4 | using System.Threading.Tasks; 5 | 6 | namespace Dotnet2020.Api.Features.EFCore 7 | { 8 | [Route("api/efcore/customers")] 9 | [ApiController] 10 | public class Controller : ControllerBase 11 | { 12 | private readonly ApiDbContext dbContext; 13 | 14 | public Controller(ApiDbContext dbContext) 15 | { 16 | this.dbContext = dbContext ?? throw new System.ArgumentNullException(nameof(dbContext)); 17 | } 18 | 19 | [HttpGet] 20 | [Route("{id:int}")] 21 | public async Task> GetBy(int id) 22 | { 23 | return Ok(await CompiledQueries.CustomerBy(dbContext, id)); 24 | } 25 | 26 | [HttpGet] 27 | [Route("")] 28 | public async Task>> Get() 29 | { 30 | return Ok(await dbContext.Customers.AsNoTracking().ToListAsync()); 31 | } 32 | } 33 | } 34 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/EFCore/Customer.cs: -------------------------------------------------------------------------------- 1 | namespace Dotnet2020.Api.Features.EFCore 2 | { 3 | public class Customer 4 | { 5 | public int Id { get; set; } 6 | public string Name { get; set; } 7 | } 8 | } 9 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/HttpContext/BadAuthorizationService.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.AspNetCore.Http; 2 | 3 | namespace Dotnet2020.Api.Features.HttpContext 4 | { 5 | public class BadAuthorizationService 6 | { 7 | public const string AdminRole = "administrator"; 8 | private readonly Microsoft.AspNetCore.Http.HttpContext httpContext; 9 | 10 | public BadAuthorizationService(IHttpContextAccessor httpContextAccessor) 11 | { 12 | httpContext = httpContextAccessor.HttpContext; 13 | } 14 | 15 | public bool IsAdmin() 16 | { 17 | return httpContext.User.IsInRole(AdminRole); 18 | } 19 | } 20 | } 21 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/HttpContext/Controller.cs: -------------------------------------------------------------------------------- 1 | using Dotnet2020.Api.Diagnostics; 2 | using Microsoft.AspNetCore.Mvc; 3 | using Microsoft.Extensions.Logging; 4 | using System; 5 | using System.Net.Http; 6 | using System.Threading.Tasks; 7 | 8 | namespace Dotnet2020.Api.Features.HttpContext 9 | { 10 | [Route("api/httpcontext")] 11 | [ApiController] 12 | public class HttpContextController : ControllerBase 13 | { 14 | private readonly ILogger logger; 15 | private readonly IHttpClientFactory httpClientFactory; 16 | 17 | public HttpContextController( 18 | ILogger logger, 19 | IHttpClientFactory httpClientFactory) 20 | { 21 | this.logger = logger ?? throw new ArgumentNullException(nameof(logger)); 22 | this.httpClientFactory = httpClientFactory ?? throw new ArgumentNullException(nameof(httpClientFactory)); 23 | } 24 | 25 | [Route("badsearch")] 26 | public async Task BadSearch(string query) 27 | { 28 | var google = BadDoSearch($"https://www.google.com/search?q={query}"); 29 | var bing = BadDoSearch($"https://www.bing.com/search?q={query}"); 30 | var yandex = BadDoSearch($"https://yandex.com/search/?text={query}"); 31 | 32 | await Task.WhenAll(google, bing, yandex); 33 | 34 | return Ok(); 35 | } 36 | 37 | private async Task BadDoSearch(string query) 38 | { 39 | try 40 | { 41 | logger.StartingSearchLogger(HttpContext.Request.QueryString.Value); 42 | 43 | var client = httpClientFactory.CreateClient(); 44 | 45 | var response = await client.GetAsync(query); 46 | 47 | logger.FinishingSearchLogger(HttpContext.Request.QueryString.Value); 48 | 49 | return await response.Content.ReadAsStringAsync(); 50 | } 51 | catch (Exception exception) 52 | { 53 | logger.ErrorSearchLogger(HttpContext.Request.QueryString.Value, exception); 54 | } 55 | 56 | return string.Empty; 57 | } 58 | 59 | [Route("search")] 60 | public async Task GoodSearch(string query) 61 | { 62 | var path = HttpContext.Request.QueryString.Value; 63 | var google = GoodDoSearch($"https://www.google.com/search?q={query}", path); 64 | var bing = GoodDoSearch($"https://www.bing.com/search?q={query}", path); 65 | var yandex = GoodDoSearch($"https://yandex.com/search/?text={query}", path); 66 | 67 | await Task.WhenAll(google, bing, yandex); 68 | 69 | return Ok(); 70 | } 71 | 72 | private async Task GoodDoSearch(string query, string path) 73 | { 74 | try 75 | { 76 | logger.StartingSearchLogger(path); 77 | 78 | var client = httpClientFactory.CreateClient(); 79 | 80 | var response = await client.GetAsync(query); 81 | 82 | logger.FinishingSearchLogger(path); 83 | 84 | return await response.Content.ReadAsStringAsync(); 85 | } 86 | catch (Exception exception) 87 | { 88 | logger.ErrorSearchLogger(path, exception); 89 | } 90 | 91 | return string.Empty; 92 | } 93 | } 94 | } 95 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/HttpContext/GoogAuthorizationService.cs: -------------------------------------------------------------------------------- 1 | using Microsoft.AspNetCore.Http; 2 | 3 | namespace Dotnet2020.Api.Features.HttpContext 4 | { 5 | public class AuthorizationService 6 | { 7 | public const string AdminRole = "administrator"; 8 | private readonly IHttpContextAccessor httpContextAccessor; 9 | 10 | public AuthorizationService(IHttpContextAccessor httpContextAccessor) 11 | { 12 | this.httpContextAccessor = httpContextAccessor ?? throw new System.ArgumentNullException(nameof(httpContextAccessor)); 13 | } 14 | 15 | public bool IsAdmin() 16 | { 17 | var httpContext = httpContextAccessor.HttpContext; 18 | 19 | return httpContext is object 20 | && httpContext.User.IsInRole(AdminRole); 21 | } 22 | } 23 | } 24 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/Security/Controller.cs: -------------------------------------------------------------------------------- 1 | using Dotnet2020.Api.Features.EFCore; 2 | using Microsoft.AspNetCore.Mvc; 3 | using System.Threading.Tasks; 4 | 5 | namespace Dotnet2020.Api.Features.Security 6 | { 7 | [Route("api/security/customers")] 8 | [ApiController] 9 | public class Controller : ControllerBase 10 | { 11 | private readonly ApiDbContext dbContext; 12 | 13 | public Controller(ApiDbContext dbContext) 14 | { 15 | this.dbContext = dbContext ?? throw new System.ArgumentNullException(nameof(dbContext)); 16 | } 17 | 18 | [HttpGet] 19 | [Route("{id:int}")] 20 | public async Task> GetBy(int id) 21 | { 22 | var customer = await CompiledQueries.CustomerBy(dbContext, id); 23 | 24 | return Ok(new CustomerDto 25 | { 26 | Id = customer.Id, 27 | Name = customer.Name 28 | }); 29 | } 30 | } 31 | } 32 | -------------------------------------------------------------------------------- /src/Dotnet2020.Api/Features/Security/CustomerDto.cs: -------------------------------------------------------------------------------- 1 | namespace Dotnet2020.Api.Features.Security 2 | { 3 | public class CustomerDto 4 | { 5 | public int Id { get; set; } 6 | public string Name { get; set; } 7 | } 8 | } 9 | -------------------------------------------------------------------------------- /src/HighPerformanceLogging/HighPerformanceLogging.csproj: -------------------------------------------------------------------------------- 1 | 2 | 3 | 4 | Exe 5 | netcoreapp3.1 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | -------------------------------------------------------------------------------- /src/HighPerformanceLogging/Program.cs: -------------------------------------------------------------------------------- 1 | using BenchmarkDotNet.Attributes; 2 | using BenchmarkDotNet.Running; 3 | using Microsoft.Extensions.Logging; 4 | using System; 5 | 6 | namespace HighPerformanceLogging 7 | { 8 | class Program 9 | { 10 | static void Main(string[] args) 11 | { 12 | var summary = BenchmarkRunner.Run(); 13 | Console.Read(); 14 | } 15 | } 16 | 17 | [MemoryDiagnoser] 18 | public class LoggerMessageVsLoggerExtensionMethods 19 | { 20 | private readonly ILogger logger; 21 | 22 | public LoggerMessageVsLoggerExtensionMethods() 23 | { 24 | logger = new LoggerFactory().CreateLogger(); 25 | } 26 | 27 | [Benchmark] 28 | public void ExtensionMethods() 29 | { 30 | logger.LogInformation("High performance logging {Message}", "Hello World!"); 31 | } 32 | 33 | [Benchmark] 34 | public void LoggerMessage() 35 | { 36 | logger.TestLogger("Hello World!"); 37 | } 38 | } 39 | 40 | static class Log 41 | { 42 | private static readonly Action _testLogger = 43 | LoggerMessage.Define( 44 | LogLevel.Information, 45 | new EventId(5000, nameof(TestLogger)), 46 | "High performance logging {Message}"); 47 | 48 | public static void TestLogger(this ILogger logger, string message) 49 | { 50 | _testLogger(logger, message, null); 51 | } 52 | } 53 | } 54 | --------------------------------------------------------------------------------