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dex/vendor/go.etcd.io/etcd/pkg/systemd/journal.go
2020-01-31 10:32:00 +01:00

30 lines
1.0 KiB
Go

// Copyright 2018 The etcd Authors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package systemd
import "net"
// DialJournal returns no error if the process can dial journal socket.
// Returns an error if dial failed, whichi indicates journald is not available
// (e.g. run embedded etcd as docker daemon).
// Reference: https://github.com/coreos/go-systemd/blob/master/journal/journal.go.
func DialJournal() error {
conn, err := net.Dial("unixgram", "/run/systemd/journal/socket")
if conn != nil {
defer conn.Close()
}
return err
}