/
local.go
115 lines (89 loc) · 3 KB
/
local.go
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package client
// Copyright (c) 2018 Bhojpur Consulting Private Limited, India. All rights reserved.
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
import (
"os"
"path"
"path/filepath"
"github.com/bhojpur/iso/pkg/manager/api/core/types"
"github.com/bhojpur/iso/pkg/manager/api/core/types/artifact"
fileHelper "github.com/bhojpur/iso/pkg/manager/helpers/file"
"github.com/pkg/errors"
)
type LocalClient struct {
RepoData RepoData
Cache *artifact.ArtifactCache
context types.Context
}
func NewLocalClient(r RepoData, ctx types.Context) *LocalClient {
return &LocalClient{
Cache: artifact.NewCache(ctx.GetConfig().System.PkgsCachePath),
RepoData: r,
context: ctx,
}
}
func (c *LocalClient) DownloadArtifact(a *artifact.PackageArtifact) (*artifact.PackageArtifact, error) {
var err error
artifactName := path.Base(a.Path)
newart, err := c.CacheGet(a)
// Check if file is already in cache
if err == nil {
return newart, nil
}
d, err := c.DownloadFile(artifactName)
if err != nil {
return nil, errors.Wrapf(err, "failed downloading %s", artifactName)
}
defer os.RemoveAll(d)
newart.Path = d
c.Cache.Put(newart)
return c.CacheGet(newart)
}
func (c *LocalClient) CacheGet(a *artifact.PackageArtifact) (*artifact.PackageArtifact, error) {
newart := a.ShallowCopy()
fileName, err := c.Cache.Get(a)
newart.Path = fileName
return newart, err
}
func (c *LocalClient) DownloadFile(name string) (string, error) {
var err error
var file *os.File = nil
rootfs := ""
if !c.context.GetConfig().ConfigFromHost {
rootfs = c.context.GetConfig().System.Rootfs
}
ok := false
for _, uri := range c.RepoData.Urls {
uri = filepath.Join(rootfs, uri)
c.context.Info("Copying file", name, "from", uri)
file, err = c.context.TempFile("localclient")
if err != nil {
continue
}
//defer os.Remove(file.Name())
err = fileHelper.CopyFile(filepath.Join(uri, name), file.Name())
if err != nil {
continue
}
ok = true
break
}
if ok {
return file.Name(), nil
}
return "", err
}