/
hosts.go
59 lines (47 loc) · 1.34 KB
/
hosts.go
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/*
Nging is a toolbox for webmasters
Copyright (C) 2018-present Wenhui Shen <swh@admpub.com>
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as published
by the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
package hosts
import (
"database/sql"
"io/ioutil"
"os"
"github.com/webx-top/com"
)
var hostsPath sql.NullString
func init() {
Init()
}
func Path() string {
if len(hostsPath.String) == 0 && !hostsPath.Valid {
Init()
}
return hostsPath.String
}
func detectFile(paths []string) {
hostsPath.Valid = true
for _, hpath := range paths {
if !com.FileExists(hpath) {
continue
}
hostsPath.String = hpath
break
}
}
func ReadFile() ([]byte, error) {
return ioutil.ReadFile(Path())
}
func WriteFile(content []byte) error {
return ioutil.WriteFile(Path(), content, os.ModePerm)
}