be-vpn/cmd/slave.go

package main

import (
	"be-vpn/internal/dto"
	"bytes"
	"encoding/json"
	"github.com/gin-gonic/gin"
	"github.com/tidwall/gjson"
	"io"
	"log"
	"net/http"
	"os"
	"time"
)

func main() {
	file, err := os.Open("/root/client.ovpn")
	if err != nil {
		log.Fatalf("can not open file, err: %+v", err)
	}
	buf := bytes.Buffer{}
	if _, err := io.Copy(&buf, file); err != nil {
		log.Fatalf("can not read file, err: %+v", err)
	}

	resp, err := http.Get("https://ipinfo.ipidea.io")
	if err != nil {
		log.Fatalf("can not get resp, err: %+v", err)
	}
	bs, err := io.ReadAll(resp.Body)
	if err != nil {
		log.Fatalf("can not read resp, err: %+v", err)
	}
	countryCode := gjson.Get(string(bs), "country_code").String()
	ip := gjson.Get(string(bs), "ip").String()
	city := gjson.Get(string(bs), "city").String()
	log.Printf("ipinfo: %s", string(bs))

	request := dto.RegisterRequest{Ip: ip, CountryCode: countryCode, CountryName: city, Secret: buf.String(), City: city}
	body, err := json.Marshal(request)
	if err != nil {
		log.Printf("err: %+v", err)
	}

	go func() {
		for true {
			// send request
			reader := bytes.NewBuffer(body)
			resp, err := http.Post("http://v.starttransfernow.com/register", "application/json", reader)
			if err != nil {
				log.Printf("err: %+v", err)
				continue
			}
			respBody, err := io.ReadAll(resp.Body)
			if err != nil {
				log.Printf("err: %+v", err)
			}
			log.Printf("resp: %s", string(respBody))
			time.Sleep(3 * time.Second)
		}
	}()

	r := gin.Default()
	r.Use(gin.Recovery())
	r.GET("/health", func(c *gin.Context) {
		c.JSON(200, gin.H{"status": "1"})
	})

	if err := r.Run(":80"); err != nil {
		log.Fatalf("err: %+v", err)
	}
}