Stefan Tatschner
4 years ago
committed by
GitHub
4 changed files with 129 additions and 0 deletions
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// Copyright 2015 Matthew Holt and The Caddy 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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package caddycmd |
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func NotifyReadiness() error { |
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return notifyReadiness() |
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} |
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func NotifyReloading() error { |
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return notifyReloading() |
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} |
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// Copyright 2015 Matthew Holt and The Caddy 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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package caddycmd |
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import ( |
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"io" |
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"net" |
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"os" |
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"strings" |
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) |
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// The documentation about this IPC protocol is available here:
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// https://www.freedesktop.org/software/systemd/man/sd_notify.html
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func sdNotify(path, payload string) error { |
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socketAddr := &net.UnixAddr{ |
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Name: path, |
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Net: "unixgram", |
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} |
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conn, err := net.DialUnix(socketAddr.Net, nil, socketAddr) |
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if err != nil { |
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return err |
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} |
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defer conn.Close() |
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if _, err := io.Copy(conn, strings.NewReader(payload)); err != nil { |
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return err |
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} |
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return nil |
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} |
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// notifyReadiness notifies systemd caddy that has finished its
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// initialization routines.
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func notifyReadiness() error { |
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val, ok := os.LookupEnv("NOTIFY_SOCKET") |
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if !ok || val == "" { |
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return nil |
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} |
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if err := sdNotify(val, "READY=1"); err != nil { |
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return err |
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} |
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return nil |
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} |
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// notifyReadiness notifies systemd that caddy is reloading its config.
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func notifyReloading() error { |
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val, ok := os.LookupEnv("NOTIFY_SOCKET") |
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if !ok || val == "" { |
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return nil |
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} |
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if err := sdNotify(val, "RELOADING=1"); err != nil { |
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return err |
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} |
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return nil |
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} |
@ -0,0 +1,25 @@ |
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// Copyright 2015 Matthew Holt and The Caddy 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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// +build !linux
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package caddycmd |
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func notifyReadiness() error { |
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return nil |
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} |
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func notifyReloading() error { |
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return nil |
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} |
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