| // 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" |
| ) |
| |
| import ( |
| "github.com/bufbuild/connect-go" |
| ) |
| |
| import ( |
| "github.com/apache/dubbo-kubernetes/pkg/bufman/bufpkg/bufmanifest" |
| "github.com/apache/dubbo-kubernetes/pkg/bufman/bufpkg/bufmodule" |
| "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" |
| ) |
| |
| type moduleReader struct { |
| downloadClientFactory DownloadServiceClientFactory |
| } |
| |
| func newModuleReader( |
| downloadClientFactory DownloadServiceClientFactory, |
| opts ...ModuleReaderOption, |
| ) *moduleReader { |
| reader := &moduleReader{ |
| downloadClientFactory: downloadClientFactory, |
| } |
| for _, opt := range opts { |
| opt(reader) |
| } |
| return reader |
| } |
| |
| func (m *moduleReader) GetModule(ctx context.Context, modulePin bufmoduleref.ModulePin) (bufmodule.Module, error) { |
| moduleIdentity, err := bufmoduleref.NewModuleIdentity( |
| modulePin.Remote(), |
| modulePin.Owner(), |
| modulePin.Repository(), |
| ) |
| if err != nil { |
| // malformed pin |
| return nil, err |
| } |
| identityAndCommitOpt := bufmodule.ModuleWithModuleIdentityAndCommit( |
| moduleIdentity, |
| modulePin.Commit(), |
| ) |
| resp, err := m.downloadManifestAndBlobs(ctx, modulePin) |
| if err != nil { |
| return nil, err |
| } |
| if resp.Manifest == nil { |
| return nil, errors.New("expected non-nil manifest") |
| } |
| // use manifest and blobs |
| moduleManifest, err := bufmanifest.NewManifestFromProto(ctx, resp.Manifest) |
| if err != nil { |
| return nil, err |
| } |
| blobSet, err := bufmanifest.NewBlobSetFromProto(ctx, resp.Blobs) |
| if err != nil { |
| return nil, err |
| } |
| return bufmodule.NewModuleForManifestAndBlobSet(ctx, moduleManifest, blobSet, identityAndCommitOpt) |
| } |
| |
| func (m *moduleReader) downloadManifestAndBlobs( |
| ctx context.Context, |
| modulePin bufmoduleref.ModulePin, |
| ) (*registryv1alpha1.DownloadManifestAndBlobsResponse, error) { |
| downloadService := m.downloadClientFactory(modulePin.Remote()) |
| resp, err := downloadService.DownloadManifestAndBlobs( |
| ctx, |
| connect.NewRequest(®istryv1alpha1.DownloadManifestAndBlobsRequest{ |
| Owner: modulePin.Owner(), |
| Repository: modulePin.Repository(), |
| Reference: modulePin.Commit(), |
| }), |
| ) |
| if err != nil { |
| if connect.CodeOf(err) == connect.CodeNotFound { |
| // Required by ModuleReader interface spec |
| return nil, storage.NewErrNotExist(modulePin.String()) |
| } |
| return nil, err |
| } |
| return resp.Msg, err |
| } |