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// Copyright 2020 PingCAP, 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,
// See the License for the specific language governing permissions and
// limitations under the License.
package clusterutil
import (
"os"
"github.com/pingcap/errors"
"github.com/pingcap/tiup/pkg/environment"
"github.com/pingcap/tiup/pkg/repository"
"github.com/pingcap/tiup/pkg/repository/v1manifest"
"github.com/pingcap/tiup/pkg/utils"
)
// Repository exports interface to tiup-cluster
type Repository interface {
DownloadComponent(comp, version, target string) error
VerifyComponent(comp, version, target string) error
ComponentBinEntry(comp, version string) (string, error)
}
type repositoryT struct {
repo repository.Repository
}
// NewRepository returns repository
func NewRepository(os, arch string) (Repository, error) {
repo := environment.GlobalEnv().V1Repository().WithOptions(repository.Options{
GOOS: os,
GOARCH: arch,
DisableDecompress: true,
})
return &repositoryT{repo}, nil
}
func (r *repositoryT) DownloadComponent(comp, version, target string) error {
versionItem, err := r.repo.ComponentVersion(comp, version, false)
if err != nil {
return err
}
return r.repo.DownloadComponent(versionItem, target)
}
func (r *repositoryT) VerifyComponent(comp, version, target string) error {
versionItem, err := r.repo.ComponentVersion(comp, version, true)
if err != nil {
return err
}
file, err := os.Open(target)
if err != nil {
return err
}
defer file.Close()
if err := utils.CheckSHA256(file, versionItem.Hashes[v1manifest.SHA256]); err != nil {
return errors.Errorf("validation failed for %s: %s", target, err)
}
return nil
}
func (r *repositoryT) ComponentBinEntry(comp, version string) (string, error) {
versionItem, err := r.repo.ComponentVersion(comp, version, true)
if err != nil {
return "", err
}
return versionItem.Entry, nil
}
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