80 lines
1.2 KiB
Go
80 lines
1.2 KiB
Go
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package main
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import (
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"bufio"
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"encoding/json"
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"fmt"
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"log"
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"net"
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"github.com/hamcha/clessy/tg"
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)
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var clients []net.Conn
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func startClientsServer(bind string) {
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listener, err := net.Listen("tcp", bind)
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assert(err)
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// Accept loop
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for {
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c, err := listener.Accept()
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if err != nil {
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log.Printf("Can't accept client: %s\n", err.Error())
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continue
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}
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clients = append(clients, c)
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go handleClient(c)
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}
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}
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func handleClient(c net.Conn) {
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b := bufio.NewReader(c)
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defer c.Close()
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// Start reading messages
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buf := make([]byte, 0)
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for {
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bytes, isPrefix, err := b.ReadLine()
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if err != nil {
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break
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}
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buf = append(buf, bytes...)
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if isPrefix {
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continue
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}
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// Get command
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var cmd tg.ClientCommand
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err = json.Unmarshal(buf, &cmd)
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if err != nil {
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log.Printf("[handleClient] Can't parse JSON: %s\r\n", err.Error())
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log.Printf("%s\n", string(buf))
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continue
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}
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// Empty buffer
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buf = []byte{}
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executeClientCommand(cmd, c)
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}
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removeCon(c)
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}
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func removeCon(c net.Conn) {
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for i, con := range clients {
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if c == con {
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clients = append(clients[:i], clients[i+1:]...)
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}
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}
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}
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func broadcast(message string) {
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for _, c := range clients {
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_, err := fmt.Fprintln(c, message)
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if err != nil {
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removeCon(c)
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}
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}
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}
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