2018-02-11 00:29:52 +00:00
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// Copyright 2018 The etcd Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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2018-07-06 16:09:34 +00:00
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package systemd
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import "net"
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// DialJournal returns no error if the process can dial journal socket.
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// Returns an error if dial failed, whichi indicates journald is not available
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// (e.g. run embedded etcd as docker daemon).
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// Reference: https://github.com/coreos/go-systemd/blob/master/journal/journal.go.
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func DialJournal() error {
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conn, err := net.Dial("unixgram", "/run/systemd/journal/socket")
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if conn != nil {
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defer conn.Close()
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}
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return err
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}
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