DMAC/cmd/server/main.go

package main

import (
    "flag"
    "log"
    "os"
    "fmt"
    "FRMS/internal/pkg/server"
)

type listener interface {
    Start()
}

func NewListener(s string,ch chan error) (listener, error) {
    return server.NewListener(s, ch)
}

func main() {
    // lets get this bread
    // all we need to do is call the reactor coordinator and thats it
    flag.Usage = func() {
        w := flag.CommandLine.Output()
        fmt.Fprintf(w,"Usage: %s [eth*,wlan*,etc.]\n",os.Args[0])
    }
    flag.Parse()
    if flag.NArg() != 1 {
        flag.Usage()
        log.Fatal("Specify ifconfig interface. See man ifconfig for further information")
    }
    ifconfig := string(flag.Arg(0))
    ch := make(chan error)
    l, err := NewListener(ifconfig,ch)
    if err != nil {
        log.Fatal(err)
    }
    go l.Start()
    err = <-ch // blocking to wait for any errors and keep alive otherwise
    if err != nil {
        //fmt.Printf("ERROR: %v\n",err)
        log.Fatal(err)
    }
}