Initial commit

.dockerignore

+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/azds.yaml
+**/bin
+**/charts
+**/docker-compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md
\ No newline at end of file

.gitignore

+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+Resharper
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# TODO: Comment the next line if you want to checkin your web deploy settings
+# but database connection strings (with potential passwords) will be unencrypted
+#*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+# CodeRush
+.cr/
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+#cake
+tools/*
+!tools/packages.config
+dist/
+
+#linq2db
+src/.tools/*
+
+# Dotnet Tool Manifest
+.config/*

.gitlab-ci.yml

+include:
+  - project: coscine/tools/gitlab-ci-templates
+    file: 
+      - /dotnet.yml
+
+stages:
+  - build
+  - test
+  - publish
+  - container
+
+variables:
+  DOTNET_MAIN_PROJECT_FOLDER: RdmStandardsWrapper
+
+build-branch:
+  extends: .build-branch
+
+test:
+  extends: .test
+
+publish-gitlab-release:
+  extends: .publish-gitlab-release
+  
+publish:
+  extends: .publish-artifact-release
+
+container:
+  stage: container
+  tags:
+    - runner:docker
+  image:
+    name: gcr.io/kaniko-project/executor:debug
+    entrypoint: [""]
+  variables:
+    # variables can be overridden by extending the task
+    # name of the container, uses project name (+path) by default
+    CONTAINER_LABEL: latest
+  script:
+    - mkdir -p /kaniko/.docker
+    - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}" > /kaniko/.docker/config.json
+    - /kaniko/executor --context $CI_PROJECT_DIR --dockerfile $CI_PROJECT_DIR/Dockerfile --destination $CI_REGISTRY/$CI_PROJECT_PATH:$CONTAINER_LABEL
+  rules:
+    - when: manual

Dockerfile

+#See https://aka.ms/containerfastmode to understand how Visual Studio uses this Dockerfile to build your images for faster debugging.
+
+FROM mcr.microsoft.com/dotnet/aspnet:6.0 AS base
+WORKDIR /app
+EXPOSE 80
+EXPOSE 443
+
+FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
+WORKDIR /src
+COPY ["src/RdmStandardsWrapper/RdmStandardsWrapper.csproj", "RdmStandardsWrapper/"]
+RUN dotnet restore "RdmStandardsWrapper/RdmStandardsWrapper.csproj"
+COPY src .
+WORKDIR "/src/RdmStandardsWrapper"
+RUN dotnet build "RdmStandardsWrapper.csproj" -c Release -o /app/build
+
+FROM build AS publish
+RUN dotnet publish "RdmStandardsWrapper.csproj" -c Release -o /app/publish /p:UseAppHost=false
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app/publish .
+ENTRYPOINT ["dotnet", "RdmStandardsWrapper.dll"]

GitVersion.yml

+mode: ContinuousDeployment
+next-version: 1.0.0
+major-version-bump-message: 'Breaking:'
+minor-version-bump-message: '(Update|New):'
+patch-version-bump-message: 'Fix:'
+no-bump-message: '.*'
+commit-message-incrementing: Enabled
\ No newline at end of file

LICENSE

+MIT License
+
+Copyright (c) 2021 RWTH Aachen University
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
\ No newline at end of file

README.md

+# RDM Standards Wrapper
+
+This application wraps a service like Trellis and adds additional things like versioning and Coscine User Token support.
+
+## Usage
+
+Make sure that [Trellis](https://git.rwth-aachen.de/coscine/backend/trellis-coscine) runs at the same time.

nunit3-junit.xslt

+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  Taken from: https://github.com/nunit/nunit-transforms/tree/master/nunit3-junit
+-->
+<xsl:stylesheet version="2.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+  <xsl:output method="xml" indent="yes"/>
+
+  <xsl:template match="/test-run">
+    <testsuites tests="{@testcasecount}" failures="{@failed}" disabled="{@skipped}" time="{@duration}">
+      <xsl:apply-templates/>
+    </testsuites>
+  </xsl:template>
+
+  <xsl:template match="test-suite">
+    <xsl:if test="test-case">
+      <testsuite tests="{@testcasecount}" time="{@duration}" errors="{@testcasecount - @passed - @skipped - @failed}" failures="{@failed}" skipped="{@skipped}" timestamp="{@start-time}">
+        <xsl:attribute name="name">
+          <xsl:for-each select="ancestor-or-self::test-suite/@name">
+            <xsl:value-of select="concat(., '.')"/>
+          </xsl:for-each>
+        </xsl:attribute>
+        <xsl:apply-templates select="test-case"/>
+      </testsuite>
+      <xsl:apply-templates select="test-suite"/>
+    </xsl:if>
+    <xsl:if test="not(test-case)">
+      <xsl:apply-templates/>
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template match="test-case">
+    <testcase name="{@name}" assertions="{@asserts}" time="{@duration}" status="{@result}" classname="{@classname}">
+      <xsl:if test="@runstate = 'Skipped' or @runstate = 'Ignored'">
+        <skipped/>
+      </xsl:if>
+      
+      <xsl:apply-templates/>
+    </testcase>
+  </xsl:template>
+
+  <xsl:template match="command-line"/>
+  <xsl:template match="settings"/>
+
+  <xsl:template match="output">
+    <system-out>
+      <xsl:value-of select="."/>
+    </system-out>
+  </xsl:template>
+
+  <xsl:template match="stack-trace">
+  </xsl:template>
+
+  <xsl:template match="test-case/failure">
+    <failure message="{./message}">
+      <xsl:value-of select="./stack-trace"/>
+    </failure>
+  </xsl:template>
+
+  <xsl:template match="test-suite/failure"/>
+
+  <xsl:template match="test-case/reason">
+    <skipped message="{./message}"/>
+  </xsl:template>
+  
+  <xsl:template match="test-case/assertions">
+  </xsl:template>
+
+  <xsl:template match="test-suite/reason"/>
+
+  <xsl:template match="properties"/>
+</xsl:stylesheet>
\ No newline at end of file

src/.dockerignore

+**/.classpath
+**/.dockerignore
+**/.env
+**/.git
+**/.gitignore
+**/.project
+**/.settings
+**/.toolstarget
+**/.vs
+**/.vscode
+**/*.*proj.user
+**/*.dbmdl
+**/*.jfm
+**/azds.yaml
+**/bin
+**/charts
+**/docker-compose*
+**/Dockerfile*
+**/node_modules
+**/npm-debug.log
+**/obj
+**/secrets.dev.yaml
+**/values.dev.yaml
+LICENSE
+README.md
\ No newline at end of file

src/.gitignore

+## Ignore Visual Studio temporary files, build results, and
+## files generated by popular Visual Studio add-ons.
+
+# User-specific files
+*.suo
+*.user
+*.userosscache
+*.sln.docstates
+
+# User-specific files (MonoDevelop/Xamarin Studio)
+*.userprefs
+
+# Build results
+[Dd]ebug/
+[Dd]ebugPublic/
+[Rr]elease/
+[Rr]eleases/
+x64/
+x86/
+bld/
+[Bb]in/
+[Oo]bj/
+[Ll]og/
+
+# Visual Studio 2015 cache/options directory
+.vs/
+# Uncomment if you have tasks that create the project's static files in wwwroot
+#wwwroot/
+
+# MSTest test Results
+[Tt]est[Rr]esult*/
+[Bb]uild[Ll]og.*
+
+# NUNIT
+*.VisualState.xml
+TestResult.xml
+
+# Build Results of an ATL Project
+[Dd]ebugPS/
+[Rr]eleasePS/
+dlldata.c
+
+# DNX
+project.lock.json
+project.fragment.lock.json
+artifacts/
+
+*_i.c
+*_p.c
+*_i.h
+*.ilk
+*.meta
+*.obj
+*.pch
+*.pdb
+*.pgc
+*.pgd
+*.rsp
+*.sbr
+*.tlb
+*.tli
+*.tlh
+*.tmp
+*.tmp_proj
+*.log
+*.vspscc
+*.vssscc
+.builds
+*.pidb
+*.svclog
+*.scc
+
+# Chutzpah Test files
+_Chutzpah*
+
+# Visual C++ cache files
+ipch/
+*.aps
+*.ncb
+*.opendb
+*.opensdf
+*.sdf
+*.cachefile
+*.VC.db
+*.VC.VC.opendb
+
+# Visual Studio profiler
+*.psess
+*.vsp
+*.vspx
+*.sap
+
+# TFS 2012 Local Workspace
+$tf/
+
+# Guidance Automation Toolkit
+*.gpState
+
+# ReSharper is a .NET coding add-in
+_ReSharper*/
+*.[Rr]e[Ss]harper
+*.DotSettings.user
+Resharper
+
+# JustCode is a .NET coding add-in
+.JustCode
+
+# TeamCity is a build add-in
+_TeamCity*
+
+# DotCover is a Code Coverage Tool
+*.dotCover
+
+# NCrunch
+_NCrunch_*
+.*crunch*.local.xml
+nCrunchTemp_*
+
+# MightyMoose
+*.mm.*
+AutoTest.Net/
+
+# Web workbench (sass)
+.sass-cache/
+
+# Installshield output folder
+[Ee]xpress/
+
+# DocProject is a documentation generator add-in
+DocProject/buildhelp/
+DocProject/Help/*.HxT
+DocProject/Help/*.HxC
+DocProject/Help/*.hhc
+DocProject/Help/*.hhk
+DocProject/Help/*.hhp
+DocProject/Help/Html2
+DocProject/Help/html
+
+# Click-Once directory
+publish/
+
+# Publish Web Output
+*.[Pp]ublish.xml
+*.azurePubxml
+# TODO: Comment the next line if you want to checkin your web deploy settings
+# but database connection strings (with potential passwords) will be unencrypted
+#*.pubxml
+*.publishproj
+
+# Microsoft Azure Web App publish settings. Comment the next line if you want to
+# checkin your Azure Web App publish settings, but sensitive information contained
+# in these scripts will be unencrypted
+PublishScripts/
+
+# NuGet Packages
+*.nupkg
+# The packages folder can be ignored because of Package Restore
+**/packages/*
+# except build/, which is used as an MSBuild target.
+!**/packages/build/
+# Uncomment if necessary however generally it will be regenerated when needed
+#!**/packages/repositories.config
+# NuGet v3's project.json files produces more ignoreable files
+*.nuget.props
+*.nuget.targets
+
+# Microsoft Azure Build Output
+csx/
+*.build.csdef
+
+# Microsoft Azure Emulator
+ecf/
+rcf/
+
+# Windows Store app package directories and files
+AppPackages/
+BundleArtifacts/
+Package.StoreAssociation.xml
+_pkginfo.txt
+
+# Visual Studio cache files
+# files ending in .cache can be ignored
+*.[Cc]ache
+# but keep track of directories ending in .cache
+!*.[Cc]ache/
+
+# Others
+ClientBin/
+~$*
+*~
+*.dbmdl
+*.dbproj.schemaview
+*.jfm
+*.pfx
+*.publishsettings
+node_modules/
+orleans.codegen.cs
+
+# Since there are multiple workflows, uncomment next line to ignore bower_components
+# (https://github.com/github/gitignore/pull/1529#issuecomment-104372622)
+#bower_components/
+
+# RIA/Silverlight projects
+Generated_Code/
+
+# Backup & report files from converting an old project file
+# to a newer Visual Studio version. Backup files are not needed,
+# because we have git ;-)
+_UpgradeReport_Files/
+Backup*/
+UpgradeLog*.XML
+UpgradeLog*.htm
+
+# SQL Server files
+*.mdf
+*.ldf
+
+# Business Intelligence projects
+*.rdl.data
+*.bim.layout
+*.bim_*.settings
+
+# Microsoft Fakes
+FakesAssemblies/
+
+# GhostDoc plugin setting file
+*.GhostDoc.xml
+
+# Node.js Tools for Visual Studio
+.ntvs_analysis.dat
+
+# Visual Studio 6 build log
+*.plg
+
+# Visual Studio 6 workspace options file
+*.opt
+
+# Visual Studio LightSwitch build output
+**/*.HTMLClient/GeneratedArtifacts
+**/*.DesktopClient/GeneratedArtifacts
+**/*.DesktopClient/ModelManifest.xml
+**/*.Server/GeneratedArtifacts
+**/*.Server/ModelManifest.xml
+_Pvt_Extensions
+
+# Paket dependency manager
+.paket/paket.exe
+paket-files/
+
+# FAKE - F# Make
+.fake/
+
+# JetBrains Rider
+.idea/
+*.sln.iml
+
+# CodeRush
+.cr/
+
+# Python Tools for Visual Studio (PTVS)
+__pycache__/
+*.pyc
+
+#cake
+tools/*
+!tools/packages.config
+dist/
+
+#linq2db
+src/.tools/*
\ No newline at end of file

src/RdmStandardsWrapper.sln

+
+Microsoft Visual Studio Solution File, Format Version 12.00
+# Visual Studio Version 17
+VisualStudioVersion = 17.1.32228.430
+MinimumVisualStudioVersion = 10.0.40219.1
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "RdmStandardsWrapper", "RdmStandardsWrapper\RdmStandardsWrapper.csproj", "{0EEF91F5-AA49-48DF-8902-9410D22C287D}"
+EndProject
+Global
+	GlobalSection(SolutionConfigurationPlatforms) = preSolution
+		Debug|Any CPU = Debug|Any CPU
+		Release|Any CPU = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(ProjectConfigurationPlatforms) = postSolution
+		{0EEF91F5-AA49-48DF-8902-9410D22C287D}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{0EEF91F5-AA49-48DF-8902-9410D22C287D}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{0EEF91F5-AA49-48DF-8902-9410D22C287D}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0EEF91F5-AA49-48DF-8902-9410D22C287D}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {AE05BEF1-5D6D-41CB-A8E6-932AC7E7396C}
+	EndGlobalSection
+EndGlobal

src/RdmStandardsWrapper/Controllers/ExtendedLDPController.cs

+using Coscine.ApiCommons;
+using Coscine.Configuration;
+using Coscine.JwtHandler;
+using MetadataTracker.MetadataStore;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.IdentityModel.Tokens;
+using RdmStandardsWrapper.Util;
+using System.IdentityModel.Tokens.Jwt;
+using System.Security.Claims;
+
+namespace RdmStandardsWrapper.Controllers
+{
+    [ApiController]
+    [Route("[controller]")]
+    public class ExtendedLDPController : ControllerBase
+    {
+        private static readonly HttpClientHandler clientHandler = new HttpClientHandler()
+        {
+            ServerCertificateCustomValidationCallback = (sender, cert, chain, sslPolicyErrors) => { return true; }
+        };
+        private static readonly HttpClient HttpClient = new(clientHandler);
+
+        private readonly ILogger<ExtendedLDPController> _logger;
+        private readonly static Coscine.Configuration.IConfiguration _configuration = new ConsulConfiguration();
+        private readonly IMetadataStore _metaStore = new CoscineMetadataStore(_configuration);
+        private readonly Uri _trellis = new(_configuration.GetString("coscine/local/trellis/url", "http://localhost:8253"));
+        private readonly JwtGenerator _jwtGenerator;
+        private readonly JWTHandler _jwtHandler;
+
+        public ExtendedLDPController(ILogger<ExtendedLDPController> logger)
+        {
+            _logger = logger;
+            _jwtGenerator = new JwtGenerator(_configuration);
+            _jwtHandler = new JWTHandler(_configuration);
+        }
+
+        [HttpGet("{*path}")]
+        public async Task Get(string? path)
+        {
+            await ForwardRequestAsync(HttpMethod.Get, path);
+        }
+
+        [HttpPut("{*path}")]
+        public async Task Put(string? path)
+        {
+            await ForwardRequestAsync(HttpMethod.Put, path);
+        }
+
+        [HttpPost("{*path}")]
+        public async Task Post(string? path)
+        {
+            await ForwardRequestAsync(HttpMethod.Post, path);
+        }
+
+        [HttpPatch("{*path}")]
+        public async Task Patch(string? path)
+        {
+            await ForwardRequestAsync(HttpMethod.Patch, path);
+        }
+
+        [HttpDelete("{*path}")]
+        public async Task Delete(string? path)
+        {
+            await ForwardRequestAsync(HttpMethod.Delete, path);
+        }
+
+        [HttpOptions("{*path}")]
+        public async Task Options(string? path)
+        {
+            await ForwardRequestAsync(HttpMethod.Options, path);
+        }
+
+        private async Task ForwardRequestAsync(HttpMethod method, string? path)
+        {
+            if (path == null)
+            {
+                path = "";
+            }
+
+            var pathSplit = path.Split('/');
+            var identiferPart = "";
+            if (pathSplit.Length > 1)
+            {
+                identiferPart = string.Join('/', pathSplit[1..]);
+            }
+            var workingOnEntity = pathSplit.Length > 1 && (identiferPart.IndexOf("/") != identiferPart.LastIndexOf("/") || (identiferPart.Contains("/") && !identiferPart.EndsWith("/")));
+
+            var headers = Request.Headers;
+
+            var noFilter = headers.ContainsKey("No-Filter");
+
+            var additionalParameter = "";
+
+            // Deal with missing type
+            if (path.Contains("@type="))
+            {
+                // Type already defined
+            }
+            else if (workingOnEntity && !noFilter)
+            {
+                if (!path.EndsWith("/"))
+                {
+                    path += "/";
+                }
+                // Default to Metadata
+                additionalParameter += "@type=metadata";
+            }
+
+            // Deal with versions
+            if (path.Contains("&version"))
+            {
+                // Version already set, nothing to do here
+            }
+            else if (headers.ContainsKey("Accept-Datetime"))
+            {
+                var givenVersion = long.Parse(Convert.ToString((int)DateTime.Parse(headers["Accept-Datetime"]).Subtract(new DateTime(1970, 1, 1)).TotalSeconds));
+
+                var graphs = _metaStore.ListGraphs($"https://purl.org/coscine/resources/{path}");
+                var closestVersionGraph = VersionUtil.GetClosestVersion(graphs, givenVersion,
+                    path.Contains("type=metadata") ? "metadata"
+                        : (path.Contains("type=data") ? "data"
+                            : null),
+                    path.Contains("&extracted")
+                );
+                if (closestVersionGraph != null)
+                {
+                    var queryDictionary = System.Web.HttpUtility.ParseQueryString(
+                        new Uri(closestVersionGraph.ToString().Replace("@", "?")).Query);
+                    var version = queryDictionary["version"];
+                    additionalParameter += "&version=" + version;
+                }
+            }
+            else if (method == HttpMethod.Post)
+            {
+                if (headers.ContainsKey("slug") && !noFilter)
+                {
+                    if (headers["slug"].ToString().Contains("@type"))
+                    {
+                        headers["slug"] = headers["slug"].ToString() + "&version=" + long.Parse(Convert.ToString((int)DateTime.Now.Subtract(new DateTime(1970, 1, 1)).TotalSeconds));
+                    }
+                }
+            }
+            else if (
+                (method == HttpMethod.Get || method == HttpMethod.Patch || method == HttpMethod.Put || method == HttpMethod.Options || method == HttpMethod.Delete)
+                && workingOnEntity && !noFilter
+            )
+            {
+                var graphs = _metaStore.ListGraphs($"https://purl.org/coscine/{path}");
+                var recentVersionGraph = VersionUtil.GetRecentVersion(graphs,
+                    path.Contains("type=metadata") ? "metadata"
+                        : (path.Contains("type=data") ? "data"
+                            : null),
+                    path.Contains("&extracted")
+                );
+                if (recentVersionGraph != null)
+                {
+                    var queryDictionary = System.Web.HttpUtility.ParseQueryString(
+                        new Uri(recentVersionGraph.ToString().Replace("@", "?")).Query);
+                    var version = queryDictionary["version"];
+                    if (version != null)
+                    {
+                        additionalParameter += "&version=" + version;
+                    }
+                }
+            }
+            
+            var message = CreateRequestMessage(method, path, headers, additionalParameter);
+
+            var response = await HttpClient.SendAsync(message, HttpCompletionOption.ResponseHeadersRead, HttpContext.RequestAborted);
+            // If 401 is returned, you sometimes need to try again and then it works
+            if (response.StatusCode == System.Net.HttpStatusCode.Unauthorized)
+            {
+                message = CreateRequestMessage(method, path, headers, additionalParameter);
+                response = await HttpClient.SendAsync(message, HttpCompletionOption.ResponseHeadersRead, HttpContext.RequestAborted);
+            }
+            Response.StatusCode = (int)response.StatusCode;
+
+            foreach (var header in response.Headers)
+            {
+                Response.Headers[header.Key] = header.Value.ToArray();
+            }
+
+            foreach (var header in response.Content.Headers)
+            {
+                Response.Headers[header.Key] = header.Value.ToArray();
+            }
+            // SendAsync removes chunking from the response. This removes the header so it doesn't expect a chunked response.
+            Response.Headers.Remove("transfer-encoding");
+
+            using (var responseStream = await response.Content.ReadAsStreamAsync())
+            {
+                await responseStream.CopyToAsync(Response.Body, 81920, HttpContext.RequestAborted);
+            }
+        }
+
+        private HttpRequestMessage CreateRequestMessage(HttpMethod method, string? path, IHeaderDictionary headers, string additionalParameter)
+        {
+            var message = new HttpRequestMessage()
+            {
+                Method = method,
+                RequestUri = new Uri(_trellis.ToString() + path + Request.QueryString.ToString() + additionalParameter)
+            };
+
+            if (Request.ContentLength > 0 || Request.Headers.ContainsKey("Transfer-Encoding"))
+            {
+                var streamContent = new StreamContent(Request.Body);
+                message.Content = streamContent;
+            }
+
+            foreach (var header in headers)
+            {
+                try
+                {
+                    var headerName = header.Key;
+                    var value = header.Value;
+
+                    if (headerName.ToLower() == "Authorization".ToLower())
+                    {
+                        // Parse JWT Token and try to see if its a Coscine one
+                        var securityKey = _jwtHandler.GetSecurityKey();
+                        var tokenValidationParameters = new TokenValidationParameters
+                        {
+                            ValidAudience = "https://coscine.rwth-aachen.de",
+                            ValidIssuer = "https://coscine.rwth-aachen.de",
+                            ValidateIssuerSigningKey = true,
+                            IssuerSigningKey = securityKey,
+                            ValidateIssuer = false,
+                            ValidateAudience = true
+                        };
+                        var token = value.ToString().Replace("Bearer ", "");
+
+                        try
+                        {
+                            // If valid, create a one with WebId
+                            new JwtSecurityTokenHandler().ValidateToken(token, tokenValidationParameters, out _);
+                            var userId = Authenticator.GetUserId(_jwtHandler.GetContents(token));
+                            message.Headers.Add(header.Key,
+                                "Bearer " + _jwtGenerator.GenerateJwtToken(
+                                    new JwtPayload(
+                                        new List<Claim>()
+                                        {
+                                            new Claim("webid", $"https://purl.org/coscine/users/{userId}")
+                                        }
+                                    ),
+                                    "https://purl.org/coscine/users/",
+                                    userId,
+                                    DateTime.UtcNow.AddMinutes(-1440),
+                                    DateTime.UtcNow.AddMinutes(1440)
+                                )
+                            );
+                            continue;
+                        }
+                        catch (Exception)
+                        {
+                            // If not valid, just forward it
+                        }
+                    }
+
+                    if (header.Key.ToLower() != "Accept-Datetime".ToLower())
+                    {
+                        // From https://github.com/ProxyKit/ProxyKit
+                        if (value.Count == 1)
+                        {
+                            string headerValue = value;
+                            if (!message.Headers.TryAddWithoutValidation(headerName, headerValue))
+                            {
+                                message.Content?.Headers.TryAddWithoutValidation(headerName, headerValue);
+                            }
+                        }
+                        else
+                        {
+                            string[] headerValues = value;
+                            if (!message.Headers.TryAddWithoutValidation(headerName, headerValues))
+                            {
+                                message.Content?.Headers.TryAddWithoutValidation(headerName, headerValues);
+                            }
+                        }
+                    }
+                }
+                catch
+                {
+                    // Filter weird headers
+                }
+            }
+
+            message.Headers.Host = message.RequestUri.Authority;
+            return message;
+        }
+    }
+}

src/RdmStandardsWrapper/Dockerfile

+#See https://aka.ms/containerfastmode to understand how Visual Studio uses this Dockerfile to build your images for faster debugging.
+
+FROM mcr.microsoft.com/dotnet/aspnet:6.0 AS base
+WORKDIR /app
+EXPOSE 80
+EXPOSE 443
+
+FROM mcr.microsoft.com/dotnet/sdk:6.0 AS build
+WORKDIR /src
+COPY ["RdmStandardsWrapper/RdmStandardsWrapper.csproj", "RdmStandardsWrapper/"]
+RUN dotnet restore "RdmStandardsWrapper/RdmStandardsWrapper.csproj"
+COPY . .
+WORKDIR "/src/RdmStandardsWrapper"
+RUN dotnet build "RdmStandardsWrapper.csproj" -c Release -o /app/build
+
+FROM build AS publish
+RUN dotnet publish "RdmStandardsWrapper.csproj" -c Release -o /app/publish
+
+FROM base AS final
+WORKDIR /app
+COPY --from=publish /app/publish .
+ENTRYPOINT ["dotnet", "RdmStandardsWrapper.dll"]
\ No newline at end of file

src/RdmStandardsWrapper/MetadataStore/CoscineMetadataStore.cs

+using Coscine.Metadata;
+using VDS.RDF;
+using VDS.RDF.Query;
+
+namespace MetadataTracker.MetadataStore
+{
+    public class CoscineMetadataStore : IMetadataStore
+    {
+        private readonly RdfStoreConnector _rdfStoreConnector;
+
+        public CoscineMetadataStore()
+        {
+            _rdfStoreConnector = new RdfStoreConnector();
+        }
+
+        public CoscineMetadataStore(Coscine.Configuration.IConfiguration configuration)
+        {
+            _rdfStoreConnector = new RdfStoreConnector(configuration.GetStringAndWait("coscine/local/virtuoso/additional/url"));
+        }
+
+        public void AddGraph(IGraph graph)
+        {
+            _rdfStoreConnector.AddGraph(graph);
+        }
+
+        public void AddTripleStore(ITripleStore tripleStore)
+        {
+            foreach (var entryGraph in tripleStore.Graphs)
+            {
+                AddGraph(entryGraph);
+            }
+        }
+
+        public IGraph GetGraph(Uri uri)
+        {
+            return _rdfStoreConnector.GetGraph(uri);
+        }
+
+        public IGraph GetGraphOrEmpty(Uri uri)
+        {
+            if (uri != null && HasGraph(uri))
+            {
+                return GetGraph(uri);
+            }
+            return new Graph()
+            {
+                BaseUri = uri
+            };
+        }
+
+        public bool HasGraph(Uri uri)
+        {
+            return HasGraph(uri.AbsoluteUri);
+        }
+
+        public bool HasGraph(string absoluteUri)
+        {
+            return _rdfStoreConnector.HasGraph(absoluteUri);
+        }
+
+        public IEnumerable<Uri> ListGraphs(string id)
+        {
+            var cmdString = new SparqlParameterizedString
+            {
+                CommandText = @"SELECT DISTINCT ?g
+                WHERE { GRAPH ?g { ?s ?p ?o }
+                FILTER(contains(str(?g), @graph)) }"
+            };
+            cmdString.SetLiteral("graph", id);
+
+            var resultSet = _rdfStoreConnector.QueryEndpoint.QueryWithResultSet(cmdString.ToString());
+
+            var graphs = new List<Uri>();
+            foreach (SparqlResult r in resultSet)
+            {
+                graphs.Add((r.Value("g") as UriNode)?.Uri);
+            }
+            return graphs;
+        }
+
+        public void UpdateGraph(IGraph graph)
+        {
+            _rdfStoreConnector.ClearGraph(graph.BaseUri);
+            AddGraph(graph);
+        }
+    }
+}

src/RdmStandardsWrapper/MetadataStore/IMetadataStore.cs

+using System;
+using System.Collections.Generic;
+using VDS.RDF;
+
+namespace MetadataTracker.MetadataStore
+{
+    public interface IMetadataStore
+    {
+        void AddGraph(IGraph graph);
+        void AddTripleStore(ITripleStore tripleStore);
+        bool HasGraph(Uri uri);
+        bool HasGraph(string absoluteUri);
+        IGraph GetGraph(Uri uri);
+        IGraph GetGraphOrEmpty(Uri uri);
+        IEnumerable<Uri> ListGraphs(string id);
+        void UpdateGraph(IGraph graph);
+    }
+}

src/RdmStandardsWrapper/MetadataStore/MockupMetadataStore.cs

+using System;
+using System.Collections.Generic;
+using VDS.RDF;
+
+namespace MetadataTracker.MetadataStore
+{
+    public class MockupMetadataStore : IMetadataStore
+    {
+        public void AddGraph(IGraph graph)
+        {
+            return;
+        }
+
+        public void AddTripleStore(ITripleStore tripleStore)
+        {
+            return;
+        }
+
+        public IGraph GetGraph(Uri uri)
+        {
+            return null;
+        }
+
+        public IGraph GetGraphOrEmpty(Uri uri)
+        {
+            return new Graph()
+            {
+                BaseUri = uri
+            };
+        }
+
+        public bool HasGraph(Uri uri)
+        {
+            return false;
+        }
+
+        public bool HasGraph(string absoluteUri)
+        {
+            return false;
+        }
+
+        public IEnumerable<Uri> ListGraphs(string id)
+        {
+            return new List<Uri>();
+        }
+
+        public void UpdateGraph(IGraph graph)
+        {
+            return;
+        }
+    }
+}

src/RdmStandardsWrapper/Program.cs

+using Swashbuckle.AspNetCore.Swagger;
+
+var builder = WebApplication.CreateBuilder(args);
+
+// Add services to the container.
+builder.Services.AddControllers();
+// Learn more about configuring Swagger/OpenAPI at https://aka.ms/aspnetcore/swashbuckle
+builder.Services.AddEndpointsApiExplorer();
+builder.Services.AddSwaggerGen();
+
+var app = builder.Build();
+
+// Configure the HTTP request pipeline.
+if (app.Environment.IsDevelopment())
+{
+    app.UseSwagger((SwaggerOptions options) =>
+    {
+    });
+    app.UseSwaggerUI();
+}
+
+app.UseHttpsRedirection();
+
+app.UseAuthorization();
+
+app.MapControllers();
+
+app.Run();

src/RdmStandardsWrapper/Properties/launchSettings.json

+{
+  "$schema": "https://json.schemastore.org/launchsettings.json",
+  "iisSettings": {
+    "windowsAuthentication": false,
+    "anonymousAuthentication": true,
+    "iisExpress": {
+      "applicationUrl": "http://localhost:42358",
+      "sslPort": 44363
+    }
+  },
+  "profiles": {
+    "RdmStandardsWrapper": {
+      "commandName": "Project",
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      },
+      "applicationUrl": "https://localhost:7192;http://localhost:5192",
+      "dotnetRunMessages": true
+    },
+    "IIS Express": {
+      "commandName": "IISExpress",
+      "launchBrowser": true,
+      "launchUrl": "swagger",
+      "environmentVariables": {
+        "ASPNETCORE_ENVIRONMENT": "Development"
+      }
+    },
+    "Docker": {
+      "commandName": "Docker",
+      "launchBrowser": true,
+      "launchUrl": "{Scheme}://{ServiceHost}:{ServicePort}/swagger",
+      "publishAllPorts": true,
+      "useSSL": true
+    }
+  }
+}
\ No newline at end of file

src/RdmStandardsWrapper/Properties/serviceDependencies.json

+{
+  "dependencies": {
+    "mssql1": {
+      "type": "mssql",
+      "connectionId": "ConnectionStrings:RdmStandardsWrapperContext"
+    }
+  }
+}
\ No newline at end of file

src/RdmStandardsWrapper/Properties/serviceDependencies.local.json

+{
+  "dependencies": {
+    "mssql1": {
+      "type": "mssql.local",
+      "connectionId": "ConnectionStrings:RdmStandardsWrapperContext"
+    }
+  }
+}
\ No newline at end of file