traefik/tortuous.go
2015-08-28 18:09:22 +02:00

74 lines
1.5 KiB
Go

package main
import (
"github.com/gorilla/mux"
"github.com/tylerb/graceful"
"net/http"
"fmt"
"os"
"github.com/wunderlist/moxy"
"time"
"net"
"os/signal"
"syscall"
)
var srv *graceful.Server
func main() {
fmt.Println("Tortuous loading with pid", os.Getpid())
sigs := make(chan os.Signal, 1)
signal.Notify(sigs, syscall.SIGINT, syscall.SIGTERM)
systemRouter := mux.NewRouter()
systemRouter.Methods("POST").Path("/").HandlerFunc(ReloadHandler)
systemRouter.Methods("GET").Path("/").HandlerFunc(GetPidHandler)
userRouter := mux.NewRouter()
hosts := []string{"172.17.0.2"}
filters := []moxy.FilterFunc{}
proxy := moxy.NewReverseProxy(hosts, filters)
userRouter.Host("test.zenika.fr").HandlerFunc(proxy.ServeHTTP)
go http.ListenAndServe(":8000", systemRouter)
goAway := false
go func() {
sig := <-sigs
fmt.Println("I have to go...", sig)
goAway = true
srv.Stop(10 * time.Second)
}()
for{
if (goAway){
break
}
fmt.Println("Started")
srv = &graceful.Server{
Timeout: 10 * time.Second,
NoSignalHandling: true,
ConnState: func(conn net.Conn, state http.ConnState) {
fmt.Println( "Connection ", state)
},
Server: &http.Server{
Addr: ":8001",
Handler: userRouter,
},
}
go srv.ListenAndServe()
<- srv.StopChan()
fmt.Println("Stopped")
}
}
func ReloadHandler(rw http.ResponseWriter, r *http.Request) {
srv.Stop(10 * time.Second)
}
func GetPidHandler(rw http.ResponseWriter, r *http.Request) {
fmt.Fprintf(rw, "%d", os.Getpid())
}