49 lines
1.3 KiB
Go
49 lines
1.3 KiB
Go
/*
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Copyright The containerd Authors.
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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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http://www.apache.org/licenses/LICENSE-2.0
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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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*/
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package command
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import (
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"context"
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sd "github.com/coreos/go-systemd/v22/daemon"
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"github.com/containerd/containerd/log"
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)
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// notifyReady notifies systemd that the daemon is ready to serve requests
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func notifyReady(ctx context.Context) error {
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return sdNotify(ctx, sd.SdNotifyReady)
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}
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// notifyStopping notifies systemd that the daemon is about to be stopped
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func notifyStopping(ctx context.Context) error {
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return sdNotify(ctx, sd.SdNotifyStopping)
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}
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func sdNotify(ctx context.Context, state string) error {
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notified, err := sd.SdNotify(false, state)
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entry := log.G(ctx)
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if err != nil {
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entry = entry.WithError(err)
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}
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entry.WithField("notified", notified).
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WithField("state", state).
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Debug("sd notification")
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return err
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}
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