clash/config/initial.go

59 lines
1.4 KiB
Go

package config
import (
"fmt"
"io"
"net/http"
"os"
C "github.com/Dreamacro/clash/constant"
"github.com/Dreamacro/clash/log"
)
func downloadMMDB(path string) (err error) {
resp, err := http.Get("https://github.com/Dreamacro/maxmind-geoip/releases/latest/download/Country.mmdb")
if err != nil {
return
}
defer resp.Body.Close()
f, err := os.OpenFile(path, os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
return err
}
defer f.Close()
_, err = io.Copy(f, resp.Body)
return err
}
// Init prepare necessary files
func Init(dir string) error {
// initial homedir
if _, err := os.Stat(dir); os.IsNotExist(err) {
if err := os.MkdirAll(dir, 0777); err != nil {
return fmt.Errorf("Can't create config directory %s: %s", dir, err.Error())
}
}
// initial config.yaml
if _, err := os.Stat(C.Path.Config()); os.IsNotExist(err) {
log.Infoln("Can't find config, create a initial config file")
f, err := os.OpenFile(C.Path.Config(), os.O_CREATE|os.O_WRONLY, 0644)
if err != nil {
return fmt.Errorf("Can't create file %s: %s", C.Path.Config(), err.Error())
}
f.Write([]byte(`port: 7890`))
f.Close()
}
// initial mmdb
if _, err := os.Stat(C.Path.MMDB()); os.IsNotExist(err) {
log.Infoln("Can't find MMDB, start download")
if err := downloadMMDB(C.Path.MMDB()); err != nil {
return fmt.Errorf("Can't download MMDB: %s", err.Error())
}
}
return nil
}