mirror of https://github.com/pulumi/pulumi.git
85 lines
2.1 KiB
Go
85 lines
2.1 KiB
Go
// Copyright 2016-2024, Pulumi Corporation.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package schema
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import (
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"context"
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"sync"
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"github.com/blang/semver"
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)
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func NewCachedLoader(loader ReferenceLoader) ReferenceLoader {
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return &cachedLoader{
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loader: loader,
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entries: make(map[string]PackageReference),
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}
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}
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type cachedLoader struct {
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loader ReferenceLoader
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m sync.RWMutex
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entries map[string]PackageReference
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}
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func (l *cachedLoader) LoadPackage(pkg string, version *semver.Version) (*Package, error) {
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ref, err := l.LoadPackageReference(pkg, version)
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if err != nil {
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return nil, err
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}
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return ref.Definition()
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}
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func (l *cachedLoader) LoadPackageV2(ctx context.Context, descriptor *PackageDescriptor) (*Package, error) {
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ref, err := l.LoadPackageReferenceV2(ctx, descriptor)
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if err != nil {
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return nil, err
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}
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return ref.Definition()
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}
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func (l *cachedLoader) LoadPackageReference(pkg string, version *semver.Version) (PackageReference, error) {
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return l.LoadPackageReferenceV2(context.Background(), &PackageDescriptor{
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Name: pkg,
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Version: version,
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})
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}
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func (l *cachedLoader) LoadPackageReferenceV2(
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ctx context.Context, descriptor *PackageDescriptor,
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) (PackageReference, error) {
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l.m.Lock()
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defer l.m.Unlock()
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var key string
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if descriptor.Parameterization == nil {
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key = packageIdentity(descriptor.Name, descriptor.Version)
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} else {
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key = packageIdentity(descriptor.Parameterization.Name, &descriptor.Parameterization.Version)
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}
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if p, ok := l.entries[key]; ok {
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return p, nil
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}
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p, err := l.loader.LoadPackageReferenceV2(ctx, descriptor)
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if err != nil {
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return nil, err
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}
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l.entries[key] = p
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return p, nil
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}
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