probe/main.go
crusader ca823a2e69 ing
2018-05-03 20:24:07 +09:00

95 lines
2.0 KiB
Go

package main
import (
"context"
"os"
"os/signal"
"syscall"
"time"
"git.loafle.net/commons/configuration-go"
cdr "git.loafle.net/commons/di-go/registry"
"git.loafle.net/commons/logging-go"
cssw "git.loafle.net/commons/server-go/socket/web"
occp "git.loafle.net/overflow/commons-go/config/probe"
occi "git.loafle.net/overflow/commons-go/core/interfaces"
"git.loafle.net/overflow/probe/auth"
"git.loafle.net/overflow/probe/config"
"git.loafle.net/overflow/probe/probe"
)
func init() {
logging.InitializeLogger(config.ProbeLoggingConfigFilePath())
}
func main() {
_config := &config.Config{}
if err := configuration.Load(_config, config.ProbeConfigFilePath()); nil != err {
logging.Logger().Panic(err)
}
cdr.RegisterResource(config.ConfigKey, _config)
var instance interface{}
var err error
go func() {
if occp.ProbeStateTypeNotAuthorized == _config.Probe.State() {
instance = &auth.Authenticator{}
doneChan, err := instance.(occi.EndableStarter).EndableStart()
if nil != err {
logging.Logger().Error(err)
os.Exit(1)
}
var ok bool
err, ok = <-doneChan
if !ok {
return
}
if nil != err {
logging.Logger().Error(err)
os.Exit(1)
}
if err := instance.(occi.Stopper).Stop(context.Background()); err != nil {
logging.Logger().Errorf("error: %v", err)
}
}
p := probe.New()
instance = p
err = p.ListenAndServe()
if nil != err {
logging.Logger().Error(err)
os.Exit(1)
}
if err := p.Shutdown(context.Background()); err != nil {
logging.Logger().Errorf("error: %v", err)
}
}()
interrupt := make(chan os.Signal, 1)
signal.Notify(interrupt,
syscall.SIGKILL,
syscall.SIGSTOP,
syscall.SIGHUP,
syscall.SIGINT,
syscall.SIGTERM,
syscall.SIGQUIT)
<-interrupt
ctx, cancel := context.WithTimeout(context.Background(), 5*time.Second)
defer cancel()
switch v := instance.(type) {
case *auth.Authenticator:
err = v.Stop(ctx)
case *cssw.Server:
err = v.Shutdown(ctx)
}
if err != nil {
logging.Logger().Errorf("error: %v", err)
}
}