git.giacomolli.uk - onechat/blob - socket.go

   1 package main
   2
   3 import (
   4         "fmt"
   5 )
   6
   7 const (
   8         // socketFileName is the Unix socket of the daemon in the data
   9         // directory.
  10         socketFileName = "onechat.sock"
  11
  12         // socketRequestBytes is the most bytes of one request line of a client.
  13         socketRequestBytes = 16 << 20
  14
  15         // socketPathBytes is the longest path of a Unix socket on Linux.
  16         socketPathBytes = 107
  17
  18         // terminalSource is the source of the user messages from the clients of
  19         // the socket.
  20         terminalSource = "terminal"
  21 )
  22
  23 // SocketRequest is one line from a client: "send" with the text of a user
  24 // message, "interrupt", "stop" with the name of a subagent in Text, or
  25 // "whatsapp" with the text after /whatsapp of a WhatsApp command, or "backup"
  26 // with the absolute output path in Text. The backup answer is a "backup" event
  27 // with the path and size, or an "error" event. An "image" request has an
  28 // absolute Path and the caption in Text.
  29 type SocketRequest struct {
  30         Type string `json:"type"`
  31         Text string `json:"text,omitempty"`
  32         Path string `json:"path,omitempty"`
  33 }
  34
  35 // checkSocketPath makes sure that path fits in the address of a Unix socket.
  36 func checkSocketPath(path string) error {
  37         if len(path) > socketPathBytes {
  38                 return fmt.Errorf("socket path %s is longer than %d bytes: set ONECHAT_DIR to a shorter path", path, socketPathBytes)
  39         }
  40
  41         return nil
  42 }