client.go

package main

import (
	"fmt"
	"os"
	"os/exec"
	"strings"
)

func main() {
	args := os.Args
	Bandwidth := args[1]
	cmd := exec.Command("sh", "-c", fmt.Sprintf("cat ip.config"))
	stdout, _ := cmd.CombinedOutput()
	output := string(stdout)
	ServerIP := strings.Fields(output)[0]
	print(ServerIP)
	// cmd = exec.Command("sh", "-c", fmt.Sprintf("ps"))
	// stdout, _ = cmd.CombinedOutput()
	// output = string(stdout)
	// lines := strings.Split(output, "\n")
	// for _, line := range lines {
	// 	if len(line) != 0 && strings.Contains(line, "iperf3 -c") {
	// 		words := strings.Fields(line)
	// 		for _, word := range words {
	// 			println(word)
	// 		}
	// 		cmd := exec.Command("sh", "-c", fmt.Sprintf("kill -9 %s", words[0]))
	// 		stdout, _ := cmd.CombinedOutput()
	// 		output = string(stdout)
	// 		time.Sleep(time.Duration(1) * time.Second)
	// 		break
	// 	}
	// }
	cmd = exec.Command("sh", "-c", fmt.Sprintf("nohup iperf3 -c %s -b %s -p 5202 –i 1 -t 10000 &", ServerIP, Bandwidth))
	cmd.Run()
}

// CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o client client.go