/
main.go
44 lines (39 loc) · 834 Bytes
/
main.go
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// Copyright (c) 2012-2013 Toby DiPasquale.
package main
import (
"flag"
"github.com/codeslinger/log"
"os"
"os/signal"
"runtime"
"syscall"
)
var configPath *string
var cfg Config
func init() {
configPath = flag.String("config", "", "Path to configuration file")
}
func main() {
flag.Parse()
cfg, err := LoadConfig(*configPath)
if err != nil {
log.Error("failed to load config: %s", err)
return
}
log.Info("loaded config: %s", cfg)
runtime.GOMAXPROCS(cfg.Cores())
exitChan := trapSignals()
go RunTCP(NewSMTPService(cfg, exitChan))
<-exitChan
}
func trapSignals() chan int {
exitChan := make(chan int)
signalChan := make(chan os.Signal, 1)
go func() {
s := <-signalChan
log.Info("received signal %d", s)
exitChan <- 1
}()
signal.Notify(signalChan, syscall.SIGINT, syscall.SIGTERM)
return exitChan
}