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main.go
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main.go
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package main
import (
"bufio"
"fmt"
"io"
"net"
"strings"
)
func handleConn(conn net.Conn) {
defer conn.Close()
scanner := bufio.NewScanner(conn)
// var url string
headers := map[string]string{}
for i := 0; scanner.Scan(); i++ {
line := scanner.Text()
if i == 0 {
fields := strings.Fields(line)
method := fields[0]
if method != "GET" {
break
}
// url = fields[1]
} else {
if line == "" {
break
}
data := strings.SplitN(line, ": ", 2)
headers[data[0]] = data[1]
}
}
body := `<!DOCTYPE html>
<html>
<head></head>
<body>
<form method="POST">
<input type="text" name="KEY">
<input type="submit">
</form>
</body>
</html>`
go func() {
for scanner.Scan() {
fmt.Println(scanner.Text())
}
}()
io.WriteString(conn, "HTTP/1.1 200 OK\r\n")
fmt.Fprintf(conn, "Content-Length: %d\r\n", len(body)+2)
io.WriteString(conn, "\r\n")
fmt.Fprintf(conn, "%s\r\n", body)
}
func main() {
lnr, err := net.Listen("tcp", ":9000")
if err != nil {
panic(err)
}
defer lnr.Close()
for {
conn, err := lnr.Accept()
if err != nil {
panic(err)
}
go handleConn(conn)
}
}