traefik/server/server_signals.go

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// +build !windows
package server
import (
"os/signal"
"syscall"
"github.com/containous/traefik/log"
)
func (server *Server) configureSignals() {
signal.Notify(server.signals, syscall.SIGINT, syscall.SIGTERM, syscall.SIGUSR1)
}
func (server *Server) listenSignals() {
for {
sig := <-server.signals
switch sig {
case syscall.SIGUSR1:
log.Infof("Closing and re-opening log files for rotation: %+v", sig)
if server.accessLoggerMiddleware != nil {
if err := server.accessLoggerMiddleware.Rotate(); err != nil {
log.Errorf("Error rotating access log: %s", err)
}
}
if err := log.RotateFile(); err != nil {
log.Errorf("Error rotating error log: %s", err)
}
default:
log.Infof("I have to go... %+v", sig)
log.Info("Stopping server")
server.Stop()
}
}
}