Add package version to query string for v2 CDN endpoint (#10082)

.editorconfig

@@ -0,0 +1,212 @@
+; EditorConfig to support per-solution formatting.
+; Use the EditorConfig VS add-in to make this work.
+; http://editorconfig.org/
+
+; This is the default for the codeline.
+root = true
+
+[*]
+; Don't use tabs for indentation.
+indent_style = space
+; (Please don't specify an indent_size here; that has too many unintended consequences.)
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true
+
+; Code files
+[*.{cs}]
+indent_size = 4
+
+; All XML-based file formats
+[*.{config,csproj,nuspec,props,resx,ruleset,targets,vsct,vsixmanifest,xaml,xml,vsmanproj,swixproj}]
+indent_size = 2
+
+; JSON files
+[*.json]
+indent_size = 2
+
+; PowerShell scripts
+[*.{ps1}]
+indent_size = 4
+
+[*.{sh}]
+indent_size = 4
+
+; Dotnet code style settings
+[*.{cs,vb}]
+; Sort using and Import directives with System.* appearing first
+dotnet_sort_system_directives_first = true
+dotnet_separate_import_directive_groups = false
+
+; IDE0003 Avoid "this." and "Me." if not necessary
+dotnet_style_qualification_for_field = false:silent
+dotnet_style_qualification_for_property = false:silent
+dotnet_style_qualification_for_method = false:silent
+dotnet_style_qualification_for_event = false:silent
+
+; IDE0012 Use language keywords instead of framework type names for type references
+dotnet_style_predefined_type_for_locals_parameters_members = true:silent
+; IDE0013
+dotnet_style_predefined_type_for_member_access = true:silent
+
+; Suggest more modern language features when available
+dotnet_style_object_initializer = true:suggestion
+dotnet_style_collection_initializer = true:suggestion
+dotnet_style_explicit_tuple_names = true:suggestion
+dotnet_style_coalesce_expression = true:suggestion
+dotnet_style_null_propagation = true:suggestion
+
+; Licence header
+file_header_template = Copyright (c) .NET Foundation. All rights reserved.\nLicensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
+
+; CSharp code style settings
+dotnet_style_prefer_simplified_boolean_expressions = true:suggestion
+dotnet_style_prefer_conditional_expression_over_return = true:silent
+dotnet_style_prefer_conditional_expression_over_assignment = true:silent
+dotnet_style_prefer_inferred_tuple_names = true:suggestion
+dotnet_style_prefer_inferred_anonymous_type_member_names = true:suggestion
+dotnet_style_prefer_compound_assignment = true:suggestion
+dotnet_style_prefer_simplified_interpolation = true:suggestion
+dotnet_style_namespace_match_folder = true:suggestion
+dotnet_style_prefer_collection_expression = when_types_loosely_match:suggestion
+dotnet_style_readonly_field = true:suggestion
+dotnet_style_require_accessibility_modifiers = for_non_interface_members:silent
+dotnet_style_allow_statement_immediately_after_block_experimental = true:silent
+dotnet_style_allow_multiple_blank_lines_experimental = true:silent
+dotnet_code_quality_unused_parameters = all:suggestion
+dotnet_style_parentheses_in_relational_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_other_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_arithmetic_binary_operators = always_for_clarity:silent
+dotnet_style_parentheses_in_other_operators = never_if_unnecessary:silent
+dotnet_style_prefer_auto_properties = true:silent
+dotnet_style_prefer_is_null_check_over_reference_equality_method = true:suggestion
+dotnet_style_operator_placement_when_wrapping = beginning_of_line
+end_of_line = crlf
+indent_size = 4
+tab_width = 4
+[*.cs]
+; IDE0007 'var' preferences
+csharp_style_var_for_built_in_types = true:silent
+csharp_style_var_when_type_is_apparent = true:silent
+csharp_style_var_elsewhere = false:silent
+
+; Helpful errors
+dotnet_diagnostic.CA2017.severity = error
+dotnet_diagnostic.CS0105.severity = error
+dotnet_diagnostic.IDE0005.severity = error
+dotnet_diagnostic.CA1304.severity = error
+dotnet_diagnostic.CA1305.severity = error
+dotnet_diagnostic.CA1307.severity = error
+dotnet_diagnostic.CA1309.severity = error
+dotnet_diagnostic.CA1310.severity = error
+dotnet_diagnostic.CA1311.severity = error
+
+; Prefer method-like constructs to have a block body
+csharp_style_expression_bodied_methods = when_on_single_line:suggestion
+csharp_style_expression_bodied_constructors = when_on_single_line:suggestion
+csharp_style_expression_bodied_operators = when_on_single_line:silent
+
+; Prefer property-like constructs to have an expression-body
+csharp_style_expression_bodied_properties = true:silent
+csharp_style_expression_bodied_indexers = true:silent
+csharp_style_expression_bodied_accessors = true:silent
+
+; Suggest more modern language features when available
+csharp_style_pattern_matching_over_is_with_cast_check = true:suggestion
+csharp_style_pattern_matching_over_as_with_null_check = true:suggestion
+csharp_style_inlined_variable_declaration = true:suggestion
+csharp_style_throw_expression = true:suggestion
+csharp_style_conditional_delegate_call = true:suggestion
+
+; Newline settings
+csharp_new_line_before_open_brace = all
+csharp_new_line_before_else = true
+csharp_new_line_before_catch = true
+csharp_new_line_before_finally = true
+csharp_new_line_before_members_in_object_initializers = true
+csharp_new_line_before_members_in_anonymous_types = true
+
+; Naming styles
+dotnet_naming_style.pascal_case_style.capitalization = pascal_case
+dotnet_naming_style.camel_case_style.capitalization = camel_case
+
+; Naming rule: async methods end in Async
+dotnet_naming_style.async_method_style.capitalization  = pascal_case
+dotnet_naming_style.async_method_style.required_suffix = Async
+dotnet_naming_symbols.async_method_symbols.applicable_kinds = method
+dotnet_naming_symbols.async_method_symbols.required_modifiers = async
+dotnet_naming_rule.async_methods_rule.severity = suggestion
+dotnet_naming_rule.async_methods_rule.symbols = async_method_symbols
+dotnet_naming_rule.async_methods_rule.style = async_method_style
+
+; Naming rule: Interfaces must be pascal-cased prefixed with I
+dotnet_naming_style.interface_style.capitalization = pascal_case
+dotnet_naming_style.interface_style.required_prefix = I
+dotnet_naming_symbols.interface_symbols.applicable_kinds = interface
+dotnet_naming_symbols.interface_symbols.applicable_accessibilities = *
+dotnet_naming_rule.interfaces_rule.severity = warning
+dotnet_naming_rule.interfaces_rule.symbols  = interface_symbols
+dotnet_naming_rule.interfaces_rule.style = interface_style
+
+; Naming rule: All methods and properties must be pascal-cased
+dotnet_naming_symbols.method_and_property_symbols.applicable_kinds = method,property,class,struct,enum:property,namespace
+dotnet_naming_symbols.method_and_property_symbols.applicable_accessibilities = *
+dotnet_naming_rule.methods_and_properties_rule.severity = warning
+dotnet_naming_rule.methods_and_properties_rule.symbols  = method_and_property_symbols
+dotnet_naming_rule.methods_and_properties_rule.style = pascal_case_style
+
+; Naming rule: Static fields must be pascal-cased
+dotnet_naming_symbols.static_member_symbols.applicable_kinds = field
+dotnet_naming_symbols.static_member_symbols.applicable_accessibilities = *
+dotnet_naming_symbols.static_member_symbols.required_modifiers = static
+dotnet_naming_symbols.const_member_symbols.applicable_kinds = field
+dotnet_naming_symbols.const_member_symbols.applicable_accessibilities = *
+dotnet_naming_symbols.const_member_symbols.required_modifiers = const
+dotnet_naming_rule.static_fields_rule.severity = warning
+dotnet_naming_rule.static_fields_rule.symbols  = static_member_symbols
+dotnet_naming_rule.static_fields_rule.style = pascal_case_style
+
+; Naming rule: Private members must be camel-cased and prefixed with underscore
+dotnet_naming_style.private_member_style.capitalization = camel_case
+dotnet_naming_style.private_member_style.required_prefix = _
+dotnet_naming_symbols.private_field_symbols.applicable_kinds = field,event
+dotnet_naming_symbols.private_field_symbols.applicable_accessibilities = private,protected,internal
+dotnet_naming_rule.private_field_rule.severity = warning
+dotnet_naming_rule.private_field_rule.symbols  = private_field_symbols
+dotnet_naming_rule.private_field_rule.style = private_member_style
+csharp_style_prefer_null_check_over_type_check = true:suggestion
+csharp_prefer_simple_default_expression = true:suggestion
+csharp_style_prefer_local_over_anonymous_function = true:suggestion
+csharp_style_prefer_index_operator = true:suggestion
+csharp_style_prefer_range_operator = true:suggestion
+csharp_style_implicit_object_creation_when_type_is_apparent = true:suggestion
+csharp_style_prefer_tuple_swap = true:suggestion
+csharp_style_deconstructed_variable_declaration = true:suggestion
+csharp_style_prefer_utf8_string_literals = true:suggestion
+csharp_style_unused_value_expression_statement_preference = discard_variable:silent
+csharp_style_unused_value_assignment_preference = discard_variable:suggestion
+csharp_prefer_static_anonymous_function = true:suggestion
+csharp_prefer_static_local_function = true:suggestion
+csharp_style_prefer_readonly_struct = true:suggestion
+csharp_style_allow_embedded_statements_on_same_line_experimental = true:silent
+csharp_style_prefer_readonly_struct_member = true:suggestion
+csharp_style_allow_blank_line_after_token_in_arrow_expression_clause_experimental = true:silent
+csharp_style_allow_blank_line_after_token_in_conditional_expression_experimental = true:silent
+csharp_style_allow_blank_line_after_colon_in_constructor_initializer_experimental = true:silent
+csharp_style_allow_blank_lines_between_consecutive_braces_experimental = true:silent
+csharp_style_prefer_pattern_matching = true:silent
+csharp_style_prefer_switch_expression = true:suggestion
+csharp_style_prefer_extended_property_pattern = true:suggestion
+csharp_style_prefer_not_pattern = true:suggestion
+csharp_style_expression_bodied_local_functions = false:silent
+csharp_style_expression_bodied_lambdas = true:silent
+csharp_prefer_system_threading_lock = true:suggestion
+csharp_style_prefer_primary_constructors = true:suggestion
+csharp_style_prefer_top_level_statements = true:silent
+csharp_style_prefer_method_group_conversion = true:silent
+csharp_style_namespace_declarations = block_scoped:silent
+csharp_using_directive_placement = outside_namespace:silent
+csharp_prefer_braces = true:silent
+csharp_prefer_simple_using_statement = true:suggestion
+csharp_space_around_binary_operators = before_and_after
+csharp_indent_labels = no_change

src/NuGetGallery.Core/CoreConstants.cs

@@ -27,6 +27,8 @@ public static class CoreConstants
 
         public const string DefaultCacheControl = "max-age=120";
 
+        public const string PackageVersionParameterName = "packageVersion";
+
         public static class Folders
         {
             public const string UserCertificatesFolderName = "user-certificates";

src/NuGetGallery.Services/Storage/CloudBlobFileStorageService.cs

@@ -1,7 +1,8 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using System;
+using System.Collections.Specialized;
 using System.Diagnostics;
 using System.Threading.Tasks;
 using System.Web;
@@ -21,35 +22,36 @@ public CloudBlobFileStorageService(
             IAppConfiguration configuration,
             ISourceDestinationRedirectPolicy redirectPolicy,
             IDiagnosticsService diagnosticsService,
-            ICloudBlobContainerInformationProvider cloudBlobFolderInformationProvider) 
+            ICloudBlobContainerInformationProvider cloudBlobFolderInformationProvider)
             : base(client, diagnosticsService, cloudBlobFolderInformationProvider)
         {
             _configuration = configuration;
             _redirectPolicy = redirectPolicy;
         }
 
-        public async Task<ActionResult> CreateDownloadFileActionResultAsync(Uri requestUrl, string folderName, string fileName)
+        public async Task<ActionResult> CreateDownloadFileActionResultAsync(Uri requestUrl, string folderName, string fileName, string versionParameter)
         {
             ICloudBlobContainer container = await GetContainerAsync(folderName);
             var blob = container.GetBlobReference(fileName);
 
-            var redirectUri = GetRedirectUri(requestUrl, blob.Uri);
+            var redirectUri = GetRedirectUri(requestUrl, blob.Uri, versionParameter);
             return new RedirectResult(redirectUri.AbsoluteUri, false);
         }
 
         internal async Task<ActionResult> CreateDownloadFileActionResult(
             HttpContextBase httpContext,
             string folderName,
-            string fileName)
+            string fileName,
+            string versionParameter)
         {
             var container = await GetContainerAsync(folderName);
             var blob = container.GetBlobReference(fileName);
 
-            var redirectUri = GetRedirectUri(httpContext.Request.Url, blob.Uri);
+            var redirectUri = GetRedirectUri(httpContext.Request.Url, blob.Uri, versionParameter);
             return new RedirectResult(redirectUri.AbsoluteUri, false);
         }
 
-        internal Uri GetRedirectUri(Uri requestUrl, Uri blobUri)
+        internal Uri GetRedirectUri(Uri requestUrl, Uri blobUri, string versionParameter)
         {
             if (!_redirectPolicy.IsAllowed(requestUrl, blobUri))
             {
@@ -79,19 +81,17 @@ internal Uri GetRedirectUri(Uri requestUrl, Uri blobUri)
             // When no blob query string is passed, we forward the request
             // URI's query string to the CDN. See https://github.com/NuGet/NuGetGallery/issues/3168
             // and related PR's.
-            var queryString = !string.IsNullOrEmpty(blobUri.Query)
-                ? blobUri.Query
-                : requestUrl.Query;
+            var queryStringUri = !string.IsNullOrEmpty(blobUri.Query)
+                ? blobUri
+                : requestUrl;
 
-            if (!string.IsNullOrEmpty(queryString))
-            {
-                queryString = queryString.TrimStart('?');
-            }
+            NameValueCollection queryValues = ParseQueryString(queryStringUri);
+            queryValues.Add(CoreConstants.PackageVersionParameterName, versionParameter);
 
             var urlBuilder = new UriBuilder(scheme, host, port)
             {
                 Path = blobUri.LocalPath,
-                Query = queryString
+                Query = queryValues.ToString()
             };
 
             return urlBuilder.Uri;
@@ -102,5 +102,15 @@ public async Task<bool> IsAvailableAsync()
             var container = await GetContainerAsync(CoreConstants.Folders.PackagesFolderName);
             return await container.ExistsAsync(cloudBlobLocationMode: null);
         }
+
+        private static NameValueCollection ParseQueryString(Uri uri)
+        {
+            if (string.IsNullOrEmpty(uri.Query)) return HttpUtility.ParseQueryString(string.Empty);
+
+            string query = uri.Query.Substring(1);
+
+            NameValueCollection nvcol = HttpUtility.ParseQueryString(query);
+            return nvcol;
+        }
     }
 }

src/NuGetGallery.Services/Storage/IFileStorageService.cs

@@ -9,7 +9,7 @@ namespace NuGetGallery
 {
     public interface IFileStorageService : ICoreFileStorageService
     {
-        Task<ActionResult> CreateDownloadFileActionResultAsync(Uri requestUrl, string folderName, string fileName);
+        Task<ActionResult> CreateDownloadFileActionResultAsync(Uri requestUrl, string folderName, string fileName, string versionParameter);
 
         Task<bool> IsAvailableAsync();
     }

src/NuGetGallery/Services/FileSystemFileStorageService.cs

@@ -1,14 +1,15 @@
 // Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
+using NuGetGallery.Configuration;
+
 using System;
 using System.Collections.Generic;
 using System.Globalization;
 using System.IO;
 using System.Threading.Tasks;
 using System.Web.Hosting;
 using System.Web.Mvc;
-using NuGetGallery.Configuration;
 
 namespace NuGetGallery
 {
@@ -23,7 +24,7 @@ public FileSystemFileStorageService(IAppConfiguration configuration, IFileSystem
             _fileSystemService = fileSystemService;
         }
 
-        public Task<ActionResult> CreateDownloadFileActionResultAsync(Uri requestUrl, string folderName, string fileName)
+        public Task<ActionResult> CreateDownloadFileActionResultAsync(Uri requestUrl, string folderName, string fileName, string versionParameter)
         {
             if (string.IsNullOrWhiteSpace(folderName))
             {
@@ -270,7 +271,7 @@ public Task SetMetadataAsync(
 
         public Task SetPropertiesAsync(
             string folderName,
-            string fileName, 
+            string fileName,
             Func<Lazy<Task<Stream>>, ICloudBlobProperties, Task<bool>> updatePropertiesAsync)
         {
             return Task.CompletedTask;