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registry.go
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registry.go
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// Copyright 2024 The OSS Rebuild Authors
//
// 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 rebuild
import (
"context"
"errors"
cacheinternal "github.com/google/oss-rebuild/internal/cache"
httpinternal "github.com/google/oss-rebuild/internal/http"
"github.com/google/oss-rebuild/pkg/registry/cratesio"
"github.com/google/oss-rebuild/pkg/registry/npm"
"github.com/google/oss-rebuild/pkg/registry/pypi"
)
// RegistryMux offers a unified accessor for package registries.
type RegistryMux struct {
NPM npm.Registry
PyPI pypi.Registry
CratesIO cratesio.Registry
}
// RegistryMuxWithCache returns a new RegistryMux with the provided cache wrapping each registry.
func RegistryMuxWithCache(registry RegistryMux, c cacheinternal.Cache) (RegistryMux, error) {
var newmux RegistryMux
if httpreg, ok := registry.NPM.(npm.HTTPRegistry); ok {
newmux.NPM = npm.HTTPRegistry{Client: httpinternal.NewCachedClient(httpreg.Client, c)}
} else {
return newmux, errors.New("unknown npm registry type")
}
if httpreg, ok := registry.PyPI.(pypi.HTTPRegistry); ok {
newmux.PyPI = pypi.HTTPRegistry{Client: httpinternal.NewCachedClient(httpreg.Client, c)}
} else {
return newmux, errors.New("unknown PyPI registry type")
}
if httpreg, ok := registry.CratesIO.(cratesio.HTTPRegistry); ok {
newmux.CratesIO = cratesio.HTTPRegistry{Client: httpinternal.NewCachedClient(httpreg.Client, c)}
} else {
return newmux, errors.New("unknown crates.io registry type")
}
return newmux, nil
}
func warmCacheforArtifact(ctx context.Context, registry RegistryMux, t Target) {
switch t.Ecosystem {
case NPM:
registry.NPM.Package(ctx, t.Package)
registry.NPM.Version(ctx, t.Package, t.Version)
registry.NPM.Artifact(ctx, t.Package, t.Version)
case PyPI:
registry.PyPI.Project(ctx, t.Package)
registry.PyPI.Release(ctx, t.Package, t.Version)
registry.PyPI.Artifact(ctx, t.Package, t.Version, t.Artifact)
case CratesIO:
registry.CratesIO.Crate(ctx, t.Package)
registry.CratesIO.Version(ctx, t.Package, t.Version)
registry.CratesIO.Artifact(ctx, t.Package, t.Version)
}
}
func warmCacheForPackage(ctx context.Context, registry RegistryMux, t Target) {
switch t.Ecosystem {
case NPM:
registry.NPM.Package(ctx, t.Package)
case PyPI:
registry.PyPI.Project(ctx, t.Package)
case CratesIO:
registry.CratesIO.Crate(ctx, t.Package)
}
}