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		| @ -0,0 +1,23 @@ | |||||
|  | // Copyright 2015 Matthew Holt and The Caddy 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 caddycmd | ||||
|  | 
 | ||||
|  | func NotifyReadiness() error { | ||||
|  | 	return notifyReadiness() | ||||
|  | } | ||||
|  | 
 | ||||
|  | func NotifyReloading() error { | ||||
|  | 	return notifyReloading() | ||||
|  | } | ||||
| @ -0,0 +1,68 @@ | |||||
|  | // Copyright 2015 Matthew Holt and The Caddy 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 caddycmd | ||||
|  | 
 | ||||
|  | import ( | ||||
|  | 	"io" | ||||
|  | 	"net" | ||||
|  | 	"os" | ||||
|  | 	"strings" | ||||
|  | ) | ||||
|  | 
 | ||||
|  | // The documentation about this IPC protocol is available here:
 | ||||
|  | // https://www.freedesktop.org/software/systemd/man/sd_notify.html
 | ||||
|  | 
 | ||||
|  | func sdNotify(path, payload string) error { | ||||
|  | 	socketAddr := &net.UnixAddr{ | ||||
|  | 		Name: path, | ||||
|  | 		Net:  "unixgram", | ||||
|  | 	} | ||||
|  | 
 | ||||
|  | 	conn, err := net.DialUnix(socketAddr.Net, nil, socketAddr) | ||||
|  | 	if err != nil { | ||||
|  | 		return err | ||||
|  | 	} | ||||
|  | 	defer conn.Close() | ||||
|  | 
 | ||||
|  | 	if _, err := io.Copy(conn, strings.NewReader(payload)); err != nil { | ||||
|  | 		return err | ||||
|  | 	} | ||||
|  | 	return nil | ||||
|  | } | ||||
|  | 
 | ||||
|  | // notifyReadiness notifies systemd caddy that has finished its
 | ||||
|  | // initialization routines.
 | ||||
|  | func notifyReadiness() error { | ||||
|  | 	val, ok := os.LookupEnv("NOTIFY_SOCKET") | ||||
|  | 	if !ok || val == "" { | ||||
|  | 		return nil | ||||
|  | 	} | ||||
|  | 	if err := sdNotify(val, "READY=1"); err != nil { | ||||
|  | 		return err | ||||
|  | 	} | ||||
|  | 	return nil | ||||
|  | } | ||||
|  | 
 | ||||
|  | // notifyReadiness notifies systemd that caddy is reloading its config.
 | ||||
|  | func notifyReloading() error { | ||||
|  | 	val, ok := os.LookupEnv("NOTIFY_SOCKET") | ||||
|  | 	if !ok || val == "" { | ||||
|  | 		return nil | ||||
|  | 	} | ||||
|  | 	if err := sdNotify(val, "RELOADING=1"); err != nil { | ||||
|  | 		return err | ||||
|  | 	} | ||||
|  | 	return nil | ||||
|  | } | ||||
| @ -0,0 +1,25 @@ | |||||
|  | // Copyright 2015 Matthew Holt and The Caddy 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.
 | ||||
|  | 
 | ||||
|  | // +build !linux
 | ||||
|  | 
 | ||||
|  | package caddycmd | ||||
|  | 
 | ||||
|  | func notifyReadiness() error { | ||||
|  | 	return nil | ||||
|  | } | ||||
|  | 
 | ||||
|  | func notifyReloading() error { | ||||
|  | 	return nil | ||||
|  | } | ||||
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