traefik/pkg/provider/acme/local_store_unix.go
Ludovic Fernandez 328611c619
Update linter
2020-05-11 12:06:07 +02:00

35 lines
609 B
Go

// +build !windows
package acme
import (
"fmt"
"os"
)
// CheckFile checks file permissions and content size.
func CheckFile(name string) (bool, error) {
f, err := os.Open(name)
if err != nil {
if os.IsNotExist(err) {
f, err = os.Create(name)
if err != nil {
return false, err
}
return false, f.Chmod(0600)
}
return false, err
}
defer f.Close()
fi, err := f.Stat()
if err != nil {
return false, err
}
if fi.Mode().Perm()&0077 != 0 {
return false, fmt.Errorf("permissions %o for %s are too open, please use 600", fi.Mode().Perm(), name)
}
return fi.Size() > 0, nil
}