pkg/bufman/bufpkg/bufapimodule/module_resolver.go

// Licensed to the Apache Software Foundation (ASF) under one or more
// contributor license agreements.  See the NOTICE file distributed with
// this work for additional information regarding copyright ownership.
// The ASF licenses this file to You 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 bufapimodule

import (
	"context"
	"errors"

	"github.com/apache/dubbo-kubernetes/pkg/bufman/bufpkg/bufmodule/bufmoduleref"
	registryv1alpha1 "github.com/apache/dubbo-kubernetes/pkg/bufman/gen/proto/go/registry/v1alpha1"
	"github.com/apache/dubbo-kubernetes/pkg/bufman/pkg/storage"
	"github.com/bufbuild/connect-go"
	"go.uber.org/zap"
)

type moduleResolver struct {
	logger                        *zap.Logger
	repositoryCommitClientFactory RepositoryCommitServiceClientFactory
}

func newModuleResolver(
	logger *zap.Logger,
	repositoryCommitClientFactory RepositoryCommitServiceClientFactory,
) *moduleResolver {
	return &moduleResolver{
		logger:                        logger,
		repositoryCommitClientFactory: repositoryCommitClientFactory,
	}
}

func (m *moduleResolver) GetModulePin(ctx context.Context, moduleReference bufmoduleref.ModuleReference) (bufmoduleref.ModulePin, error) {
	repositoryCommitService := m.repositoryCommitClientFactory(moduleReference.Remote())
	resp, err := repositoryCommitService.GetRepositoryCommitByReference(
		ctx,
		connect.NewRequest(&registryv1alpha1.GetRepositoryCommitByReferenceRequest{
			RepositoryOwner: moduleReference.Owner(),
			RepositoryName:  moduleReference.Repository(),
			Reference:       moduleReference.Reference(),
		}),
	)
	if err != nil {
		if connect.CodeOf(err) == connect.CodeNotFound {
			// Required by ModuleResolver interface spec
			return nil, storage.NewErrNotExist(moduleReference.String())
		}
		return nil, err
	}
	if resp.Msg.RepositoryCommit == nil {
		return nil, errors.New("empty response")
	}
	return bufmoduleref.NewModulePin(
		moduleReference.Remote(),
		moduleReference.Owner(),
		moduleReference.Repository(),
		"", // branch
		resp.Msg.RepositoryCommit.Name,
		resp.Msg.RepositoryCommit.ManifestDigest,
		resp.Msg.RepositoryCommit.CreateTime.AsTime(),
	)
}