/
server.go
152 lines (140 loc) · 3.01 KB
/
server.go
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package servertcp
import (
"bufio"
"bytes"
"fmt"
"io"
"log"
"net"
"net/http"
"os"
"strings"
"time"
"github.com/kr/pretty"
"github.com/nxczje/sreq/pkg/sreq"
)
var method = []string{"GET", "POST", "PUT", "DELETE", "PATCH", "OPTIONS", "HEAD", "TRACE", "CONNECT"}
// Server ...
type server struct {
host string
port string
}
// Client ...
type client struct {
conn net.Conn
}
// Config ...
type Config struct {
Host string //default 127.0.0.1
Port string //default 8443
}
// Create a new server
func New(config *Config) *server {
if config.Host == "" {
config.Host = "127.0.0.1"
}
if config.Port == "" {
config.Port = "8443"
}
return &server{
host: config.Host,
port: config.Port,
}
}
var countConnect = 0
// Run server with time up (seconds) and u can push func to send request to server
// use time = 0 -> no shutdown
func (server *server) Run(timerunning int) {
listener, err := net.Listen("tcp", fmt.Sprintf("%s:%s", server.host, server.port))
if err != nil {
log.Fatal(err)
}
defer listener.Close()
log.Println("Server running on", fmt.Sprintf("%s:%s", server.host, server.port))
start := time.Now()
end := start.Add(time.Duration(timerunning) * time.Second)
for {
if timerunning != 0 {
if time.Now().After(end) {
break
}
if timerunning > 0 {
go func() {
time.Sleep(time.Duration(timerunning) * time.Second)
if countConnect == 0 {
url := fmt.Sprintf("http://%s:%s/req2exit", server.host, server.port)
req, _ := http.NewRequest("GET", url, nil)
sreq.Send(&sreq.Request{Req: req}, "")
}
}()
}
}
if err != nil {
log.Fatal(err)
}
conn, err := listener.Accept()
if err != nil {
log.Fatal(err)
}
client := &client{
conn: conn,
}
go client.handleRequest()
}
}
func (client *client) handleRequest() {
countConnect++
reader := bufio.NewReader(client.conn)
peek, _ := reader.Peek(7)
check := false // true is http request
for _, v := range method {
if strings.Contains(string(peek), v) {
check = true
}
}
pretty.Printf("::::::::::::%20s :::::::::::::\n", time.Now().Format("02/01/2006-15:04"))
if check {
req, err := http.ReadRequest(reader)
if err != nil {
client.conn.Close()
return
}
var buffer bytes.Buffer
req.Write(&buffer)
pretty.Printf("%s\n", buffer.String())
SaveLog(buffer.String())
} else {
for {
message, err := io.ReadAll(reader)
if err != nil {
client.conn.Close()
return
}
pretty.Printf("%s", string(message))
SaveLog(string(message))
}
}
pretty.Println("::::::::::::::::::::::::::::::::::::::::::::::::")
client.conn.Close()
}
func SaveLog(data string) {
//check exist file
_, err := os.Stat("log.txt")
if os.IsNotExist(err) {
// create file
file, err := os.Create("log.txt")
if err != nil {
log.Fatal(err)
}
defer file.Close()
}
//append file
file, err := os.OpenFile("log.txt", os.O_APPEND|os.O_WRONLY, 0644)
if err != nil {
log.Fatal(err)
}
defer file.Close()
if _, err := file.WriteString(data + "\n"); err != nil {
log.Fatal(err)
}
}