forked from nats-io/nats-streaming-server
/
signal.go
53 lines (47 loc) · 1.42 KB
/
signal.go
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// Copyright 2017-2018 The NATS 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 !windows
package server
import (
"os"
"os/signal"
"syscall"
natsd "github.com/nats-io/gnatsd/server"
)
func init() {
// Set the process name so signal code use this process name
// instead of gnatsd.
natsd.SetProcessName("nats-streaming-server")
}
// Signal Handling
func (s *StanServer) handleSignals() {
c := make(chan os.Signal, 1)
signal.Notify(c, syscall.SIGINT, syscall.SIGTERM, syscall.SIGUSR1, syscall.SIGHUP)
go func() {
for sig := range c {
// Notify will relay only the signals that we have
// registered, so we don't need a "default" in the
// switch statement.
switch sig {
case syscall.SIGINT, syscall.SIGTERM:
s.Shutdown()
os.Exit(0)
case syscall.SIGUSR1:
// File log re-open for rotating file logs.
s.log.ReopenLogFile()
case syscall.SIGHUP:
// Ignore for now
}
}
}()
}