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Copy pathlocal.go
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67 lines (59 loc) · 1.6 KB
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Copy pathlocal.go
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67 lines (59 loc) · 1.6 KB
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package extends
import (
"errors"
"github.com/eolinker/eosc/env"
"os"
"github.com/eolinker/eosc/common/fileLocker"
)
const (
tarSuffix = ".tar.gz"
)
// LoadCheck 加载插件前检查
func LoadCheck(group, project, version string) error {
err := LocalCheck(group, project, version)
if err != ErrorExtenderNotFindLocal {
return errors.New("extender local check error: " + err.Error())
}
// 当本地不存在当前插件时，从插件市场中下载
path := LocalExtenderPath(group, project, version)
err = os.MkdirAll(path, env.PrivateDirMode)
if err != nil {
return errors.New("create extender path " + path + " error: " + err.Error())
}
locker := fileLocker.NewLocker(LocalExtenderPath(group, project, version), 30, fileLocker.CliLocker)
err = locker.TryLock()
if err != nil {
return errors.New("locker error: " + err.Error())
}
err = DownLoadToRepositoryById(FormatDriverId(group, project, version))
locker.Unlock()
if err != nil {
return errors.New("download extender to local error: " + err.Error())
}
return nil
}
// LocalCheck 检查本地拓展文件是否存在
func LocalCheck(group, project, version string) error {
dir := LocalExtenderPath(group, project, version)
_, err := os.Stat(dir)
if err != nil {
if os.IsNotExist(err) {
tarPath := LocalExtendTarPath(group, project, version)
_, err = os.Stat(tarPath)
if err != nil {
return ErrorExtenderNotFindLocal
}
return Decompress(tarPath, dir)
}
return err
}
// check dir so num
fs, err := os.ReadDir(dir)
if err != nil {
return err
}
if len(fs) < 1 {
return ErrorExtenderNotFindLocal
}
return nil
}