drone/app/auth/authz/public_access.go

80 lines
2.3 KiB
Go

// Copyright 2023 Harness, Inc.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package authz
import (
"context"
"fmt"
"github.com/harness/gitness/app/paths"
"github.com/harness/gitness/app/services/publicaccess"
"github.com/harness/gitness/types"
"github.com/harness/gitness/types/enum"
)
// CheckPublicAccess checks if the requested permission is public for the provided scope and resource.
func CheckPublicAccess(
ctx context.Context,
publicAccess publicaccess.Service,
scope *types.Scope,
resource *types.Resource,
permission enum.Permission,
) (bool, error) {
var pubResType enum.PublicResourceType
var pubResPath string
//nolint:exhaustive
switch resource.Type {
case enum.ResourceTypeSpace:
pubResType = enum.PublicResourceTypeSpace
pubResPath = paths.Concatenate(scope.SpacePath, resource.Identifier)
case enum.ResourceTypeRepo:
if resource.Identifier != "" {
pubResType = enum.PublicResourceTypeRepo
pubResPath = paths.Concatenate(scope.SpacePath, resource.Identifier)
} else { // for spaceScope checks
pubResType = enum.PublicResourceTypeSpace
pubResPath = scope.SpacePath
}
case enum.ResourceTypePipeline:
pubResType = enum.PublicResourceTypeRepo
pubResPath = paths.Concatenate(scope.SpacePath, scope.Repo)
default:
return false, nil
}
// only view permissions allowed for public access.
if pubResType == enum.PublicResourceTypeRepo &&
(permission != enum.PermissionRepoView &&
permission != enum.PermissionPipelineView) {
return false, nil
}
if pubResType == enum.PublicResourceTypeSpace &&
permission != enum.PermissionSpaceView {
return false, nil
}
resourceIsPublic, err := publicAccess.Get(ctx, pubResType, pubResPath)
if err != nil {
return false, fmt.Errorf("failed to check public accessabillity of %s %q: %w", pubResType, pubResPath, err)
}
return resourceIsPublic, nil
}