Imports github.com/tiglabs/containerdns/utils/etcdv2 github.com/golang/glog github.com/tiglabs/containerdns/utils github.com/tiglabs/containerdns/utils/alert-mail github.com/tiglabs/containerdns/utils/logs gopkg.in/gcfg.v1 Standard library imports os runtime strconv strings sync sync/atomic time encoding/json flag