68 lines
1.4 KiB
Go
68 lines
1.4 KiB
Go
package main
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import (
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"log/slog"
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"net"
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"os"
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)
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func main() {
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// Initialize JSON logger
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logger := slog.New(slog.NewJSONHandler(os.Stdout, nil))
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slog.SetDefault(logger)
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addr := "192.168.1.153:8080"
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slog.Info("Starting TCP server", "address", addr)
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//Resolve address
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addr_, err := net.ResolveTCPAddr("tcp", addr)
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if err != nil {
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slog.Error("Error resolving address", "error", err)
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return
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}
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//Listen for incoming connections
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listener, err := net.ListenTCP("tcp", addr_)
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if err != nil {
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slog.Error("Error starting server", "error", err)
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return
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}
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defer listener.Close()
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for {
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//Accept incoming connection
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conn, err := listener.AcceptTCP()
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if err != nil {
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slog.Error("Error accepting connection", "error", err)
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continue
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}
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go handleConnection(conn)
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}
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}
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func handleConnection(conn *net.TCPConn) {
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defer conn.Close()
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slog.Info("New connection", "remote_addr", conn.RemoteAddr().String())
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buffer := make([]byte, 1024)
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for {
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//Read up to 1024 bytes
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n, err := conn.Read(buffer)
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if err != nil {
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slog.Error("Error reading from connection", "error", err)
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return
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}
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if n == 0 {
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return
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}
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slog.Info("Received message", "message", string(buffer[:n]), "bytes", n)
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//Echo message back
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// _, err = conn.Write(buffer[:n])
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_, err = conn.Write([]byte("1"))
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if err != nil {
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slog.Error("Error writing to connection", "error", err)
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return
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}
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}
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}
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