Make NuGet service index publicly accessible (#21242) (#21277)

Backport of #21242

Co-authored-by: wxiaoguang <wxiaoguang@gmail.com>
Co-authored-by: 6543 <6543@obermui.de>

integrations/api_packages_nuget_test.go

@@ -19,6 +19,7 @@ import (
 	user_model "code.gitea.io/gitea/models/user"
 	nuget_module "code.gitea.io/gitea/modules/packages/nuget"
 	"code.gitea.io/gitea/modules/setting"
+	"code.gitea.io/gitea/modules/structs"
 	"code.gitea.io/gitea/routers/api/packages/nuget"
 
 	"github.com/stretchr/testify/assert"
@@ -65,12 +66,30 @@ func TestPackageNuGet(t *testing.T) {
 	t.Run("ServiceIndex", func(t *testing.T) {
 		defer PrintCurrentTest(t)()
 
+		privateUser := unittest.AssertExistsAndLoadBean(t, &user_model.User{Visibility: structs.VisibleTypePrivate}).(*user_model.User)
+
+		cases := []struct {
+			Owner        string
+			UseBasicAuth bool
+			UseTokenAuth bool
+		}{
+			{privateUser.Name, false, false},
+			{privateUser.Name, true, false},
+			{privateUser.Name, false, true},
+			{user.Name, false, false},
+			{user.Name, true, false},
+			{user.Name, false, true},
+		}
+
+		for _, c := range cases {
+			url := fmt.Sprintf("/api/packages/%s/nuget", c.Owner)
+
 			req := NewRequest(t, "GET", fmt.Sprintf("%s/index.json", url))
+			if c.UseBasicAuth {
 				req = AddBasicAuthHeader(req, user.Name)
-		MakeRequest(t, req, http.StatusOK)
+			} else if c.UseTokenAuth {
-
-		req = NewRequest(t, "GET", fmt.Sprintf("%s/index.json", url))
 				req = addNuGetAPIKeyHeader(req, token)
+			}
 			resp := MakeRequest(t, req, http.StatusOK)
 
 			var result nuget.ServiceIndexResponse
@@ -100,6 +119,7 @@ func TestPackageNuGet(t *testing.T) {
 					assert.Equal(t, root, r.ID)
 				}
 			}
+		}
 	})
 
 	t.Run("Upload", func(t *testing.T) {

routers/api/packages/api.go

@@ -66,7 +66,7 @@ func Routes() *web.Route {
 			r.Get("/p2/{vendorname}/{projectname}.json", composer.PackageMetadata)
 			r.Get("/files/{package}/{version}/{filename}", composer.DownloadPackageFile)
 			r.Put("", reqPackageAccess(perm.AccessModeWrite), composer.UploadPackage)
-		})
+		}, reqPackageAccess(perm.AccessModeRead))
 		r.Group("/conan", func() {
 			r.Group("/v1", func() {
 				r.Get("/ping", conan.Ping)
@@ -154,7 +154,7 @@ func Routes() *web.Route {
 					}, conan.ExtractPathParameters)
 				})
 			})
-		})
+		}, reqPackageAccess(perm.AccessModeRead))
 		r.Group("/generic", func() {
 			r.Group("/{packagename}/{packageversion}/{filename}", func() {
 				r.Get("", generic.DownloadPackageFile)
@@ -163,18 +163,19 @@ func Routes() *web.Route {
 					r.Delete("", generic.DeletePackage)
 				}, reqPackageAccess(perm.AccessModeWrite))
 			})
-		})
+		}, reqPackageAccess(perm.AccessModeRead))
 		r.Group("/helm", func() {
 			r.Get("/index.yaml", helm.Index)
 			r.Get("/{filename}", helm.DownloadPackageFile)
 			r.Post("/api/charts", reqPackageAccess(perm.AccessModeWrite), helm.UploadPackage)
-		})
+		}, reqPackageAccess(perm.AccessModeRead))
 		r.Group("/maven", func() {
 			r.Put("/*", reqPackageAccess(perm.AccessModeWrite), maven.UploadPackageFile)
 			r.Get("/*", maven.DownloadPackageFile)
-		})
+		}, reqPackageAccess(perm.AccessModeRead))
 		r.Group("/nuget", func() {
-			r.Get("/index.json", nuget.ServiceIndex)
+			r.Get("/index.json", nuget.ServiceIndex) // Needs to be unauthenticated for the NuGet client.
+			r.Group("", func() {
 				r.Get("/query", nuget.SearchService)
 				r.Group("/registration/{id}", func() {
 					r.Get("/index.json", nuget.RegistrationIndex)
@@ -190,6 +191,7 @@ func Routes() *web.Route {
 					r.Delete("/{id}/{version}", nuget.DeletePackage)
 				}, reqPackageAccess(perm.AccessModeWrite))
 				r.Get("/symbols/{filename}/{guid:[0-9a-f]{32}}FFFFFFFF/{filename2}", nuget.DownloadSymbolFile)
+			}, reqPackageAccess(perm.AccessModeRead))
 		})
 		r.Group("/npm", func() {
 			r.Group("/@{scope}/{id}", func() {
@@ -216,12 +218,12 @@ func Routes() *web.Route {
 					r.Delete("", npm.DeletePackageTag)
 				}, reqPackageAccess(perm.AccessModeWrite))
 			})
-		})
+		}, reqPackageAccess(perm.AccessModeRead))
 		r.Group("/pypi", func() {
 			r.Post("/", reqPackageAccess(perm.AccessModeWrite), pypi.UploadPackageFile)
 			r.Get("/files/{id}/{version}/{filename}", pypi.DownloadPackageFile)
 			r.Get("/simple/{id}", pypi.PackageMetadata)
-		})
+		}, reqPackageAccess(perm.AccessModeRead))
 		r.Group("/rubygems", func() {
 			r.Get("/specs.4.8.gz", rubygems.EnumeratePackages)
 			r.Get("/latest_specs.4.8.gz", rubygems.EnumeratePackagesLatest)
@@ -233,7 +235,7 @@ func Routes() *web.Route {
 				r.Delete("/yank", rubygems.DeletePackage)
 			}, reqPackageAccess(perm.AccessModeWrite))
 		})
-	}, context_service.UserAssignmentWeb(), context.PackageAssignment(), reqPackageAccess(perm.AccessModeRead))
+	}, context_service.UserAssignmentWeb(), context.PackageAssignment())
 
 	return r
 }