コード例 #1
0
ファイル: room_test.go プロジェクト: dream1986/ssh-chat
func TestRoomQuietToggleBroadcasts(t *testing.T) {
	u := message.NewUser(message.SimpleId("foo"))
	u.Config = message.UserConfig{
		Quiet: true,
	}

	ch := NewRoom()
	defer ch.Close()

	_, err := ch.Join(u)
	if err != nil {
		t.Fatal(err)
	}

	// Drain the initial Join message
	<-ch.broadcast

	u.ToggleQuietMode()

	expectedMsg := message.NewAnnounceMsg("Ignored")
	ch.HandleMsg(expectedMsg)
	msg := <-u.ConsumeChan()
	if _, ok := msg.(*message.AnnounceMsg); !ok {
		t.Errorf("Got: `%T`; Expected: `%T`", msg, expectedMsg)
	}

	u.ToggleQuietMode()

	ch.HandleMsg(message.NewAnnounceMsg("Ignored"))
	ch.HandleMsg(message.NewSystemMsg("hello", u))
	msg = <-u.ConsumeChan()
	if _, ok := msg.(*message.AnnounceMsg); ok {
		t.Errorf("Got unexpected `%T`", msg)
	}
}
コード例 #2
0
ファイル: room_test.go プロジェクト: dream1986/ssh-chat
func TestRoomDoesntBroadcastAnnounceMessagesWhenQuiet(t *testing.T) {
	u := message.NewUser(message.SimpleId("foo"))
	u.Config = message.UserConfig{
		Quiet: true,
	}

	ch := NewRoom()
	defer ch.Close()

	_, err := ch.Join(u)
	if err != nil {
		t.Fatal(err)
	}

	// Drain the initial Join message
	<-ch.broadcast

	go func() {
		for msg := range u.ConsumeChan() {
			if _, ok := msg.(*message.AnnounceMsg); ok {
				t.Errorf("Got unexpected `%T`", msg)
			}
		}
	}()

	// Call with an AnnounceMsg and all the other types
	// and assert we received only non-announce messages
	ch.HandleMsg(message.NewAnnounceMsg("Ignored"))
	// Assert we still get all other types of messages
	ch.HandleMsg(message.NewEmoteMsg("hello", u))
	ch.HandleMsg(message.NewSystemMsg("hello", u))
	ch.HandleMsg(message.NewPrivateMsg("hello", u, u))
	ch.HandleMsg(message.NewPublicMsg("hello", u))
}
コード例 #3
0
ファイル: room.go プロジェクト: dream1986/ssh-chat
// Leave the room as a user, will announce. Mostly used during setup.
func (r *Room) Leave(u message.Identifier) error {
	err := r.members.Remove(u)
	if err != nil {
		return err
	}
	s := fmt.Sprintf("%s left.", u.Name())
	r.Send(message.NewAnnounceMsg(s))
	return nil
}
コード例 #4
0
ファイル: room_test.go プロジェクト: dream1986/ssh-chat
func TestRoomServe(t *testing.T) {
	ch := NewRoom()
	ch.Send(message.NewAnnounceMsg("hello"))

	received := <-ch.broadcast
	actual := received.String()
	expected := " * hello"

	if actual != expected {
		t.Errorf("Got: `%s`; Expected: `%s`", actual, expected)
	}
}
コード例 #5
0
ファイル: room.go プロジェクト: dream1986/ssh-chat
// Rename member with a new identity. This will not call rename on the member.
func (r *Room) Rename(oldId string, identity message.Identifier) error {
	if identity.Id() == "" {
		return ErrInvalidName
	}
	err := r.members.Replace(oldId, identity)
	if err != nil {
		return err
	}

	s := fmt.Sprintf("%s is now known as %s.", oldId, identity.Id())
	r.Send(message.NewAnnounceMsg(s))
	return nil
}
コード例 #6
0
ファイル: room.go プロジェクト: dream1986/ssh-chat
// Join the room as a user, will announce.
func (r *Room) Join(u *message.User) (*Member, error) {
	if r.closed {
		return nil, ErrRoomClosed
	}
	if u.Id() == "" {
		return nil, ErrInvalidName
	}
	member := Member{u, false}
	err := r.members.Add(&member)
	if err != nil {
		return nil, err
	}
	r.History(u)
	s := fmt.Sprintf("%s joined. (Connected: %d)", u.Name(), r.members.Len())
	r.Send(message.NewAnnounceMsg(s))
	return &member, nil
}
コード例 #7
0
ファイル: host.go プロジェクト: dream1986/ssh-chat
// Connect a specific Terminal to this host and its room.
func (h *Host) Connect(term *sshd.Terminal) {
	id := NewIdentity(term.Conn)
	user := message.NewUserScreen(id, term)
	user.Config.Theme = &h.theme
	go func() {
		// Close term once user is closed.
		user.Wait()
		term.Close()
	}()
	defer user.Close()

	// Send MOTD
	if h.motd != "" {
		user.Send(message.NewAnnounceMsg(h.motd))
	}

	member, err := h.Join(user)
	if err != nil {
		// Try again...
		id.SetName(fmt.Sprintf("Guest%d", h.count))
		member, err = h.Join(user)
	}
	if err != nil {
		logger.Errorf("Failed to join: %s", err)
		return
	}

	// Successfully joined.
	term.SetPrompt(GetPrompt(user))
	term.AutoCompleteCallback = h.AutoCompleteFunction(user)
	user.SetHighlight(user.Name())
	h.count++

	// Should the user be op'd on join?
	member.Op = h.isOp(term.Conn)
	ratelimit := rateio.NewSimpleLimiter(3, time.Second*3)

	for {
		line, err := term.ReadLine()
		if err == io.EOF {
			// Closed
			break
		} else if err != nil {
			logger.Errorf("Terminal reading error: %s", err)
			break
		}

		err = ratelimit.Count(1)
		if err != nil {
			user.Send(message.NewSystemMsg("Message rejected: Rate limiting is in effect.", user))
			continue
		}
		if len(line) > maxInputLength {
			user.Send(message.NewSystemMsg("Message rejected: Input too long.", user))
			continue
		}
		if line == "" {
			// Silently ignore empty lines.
			continue
		}

		m := message.ParseInput(line, user)

		// FIXME: Any reason to use h.room.Send(m) instead?
		h.HandleMsg(m)

		cmd := m.Command()
		if cmd == "/nick" || cmd == "/theme" {
			// Hijack /nick command to update terminal synchronously. Wouldn't
			// work if we use h.room.Send(m) above.
			//
			// FIXME: This is hacky, how do we improve the API to allow for
			// this? Chat module shouldn't know about terminals.
			term.SetPrompt(GetPrompt(user))
			user.SetHighlight(user.Name())
		}
	}

	err = h.Leave(user)
	if err != nil {
		logger.Errorf("Failed to leave: %s", err)
		return
	}
}
コード例 #8
0
ファイル: host.go プロジェクト: dream1986/ssh-chat
// InitCommands adds host-specific commands to a Commands container. These will
// override any existing commands.
func (h *Host) InitCommands(c *chat.Commands) {
	c.Add(chat.Command{
		Prefix:     "/msg",
		PrefixHelp: "USER MESSAGE",
		Help:       "Send MESSAGE to USER.",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			args := msg.Args()
			switch len(args) {
			case 0:
				return errors.New("must specify user")
			case 1:
				return errors.New("must specify message")
			}

			target, ok := h.GetUser(args[0])
			if !ok {
				return errors.New("user not found")
			}

			m := message.NewPrivateMsg(strings.Join(args[1:], " "), msg.From(), target)
			room.Send(m)
			return nil
		},
	})

	c.Add(chat.Command{
		Prefix:     "/reply",
		PrefixHelp: "MESSAGE",
		Help:       "Reply with MESSAGE to the previous private message.",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			args := msg.Args()
			switch len(args) {
			case 0:
				return errors.New("must specify message")
			}

			target := msg.From().ReplyTo()
			if target == nil {
				return errors.New("no message to reply to")
			}

			m := message.NewPrivateMsg(strings.Join(args, " "), msg.From(), target)
			room.Send(m)
			return nil
		},
	})

	c.Add(chat.Command{
		Prefix:     "/whois",
		PrefixHelp: "USER",
		Help:       "Information about USER.",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			args := msg.Args()
			if len(args) == 0 {
				return errors.New("must specify user")
			}

			target, ok := h.GetUser(args[0])
			if !ok {
				return errors.New("user not found")
			}

			id := target.Identifier.(*Identity)
			room.Send(message.NewSystemMsg(id.Whois(), msg.From()))

			return nil
		},
	})

	// Hidden commands
	c.Add(chat.Command{
		Prefix: "/version",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			room.Send(message.NewSystemMsg(buildCommit, msg.From()))
			return nil
		},
	})

	timeStarted := time.Now()
	c.Add(chat.Command{
		Prefix: "/uptime",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			room.Send(message.NewSystemMsg(time.Now().Sub(timeStarted).String(), msg.From()))
			return nil
		},
	})

	// Op commands
	c.Add(chat.Command{
		Op:         true,
		Prefix:     "/kick",
		PrefixHelp: "USER",
		Help:       "Kick USER from the server.",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			if !room.IsOp(msg.From()) {
				return errors.New("must be op")
			}

			args := msg.Args()
			if len(args) == 0 {
				return errors.New("must specify user")
			}

			target, ok := h.GetUser(args[0])
			if !ok {
				return errors.New("user not found")
			}

			body := fmt.Sprintf("%s was kicked by %s.", target.Name(), msg.From().Name())
			room.Send(message.NewAnnounceMsg(body))
			target.Close()
			return nil
		},
	})

	c.Add(chat.Command{
		Op:         true,
		Prefix:     "/ban",
		PrefixHelp: "USER [DURATION]",
		Help:       "Ban USER from the server.",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			// TODO: Would be nice to specify what to ban. Key? Ip? etc.
			if !room.IsOp(msg.From()) {
				return errors.New("must be op")
			}

			args := msg.Args()
			if len(args) == 0 {
				return errors.New("must specify user")
			}

			target, ok := h.GetUser(args[0])
			if !ok {
				return errors.New("user not found")
			}

			var until time.Duration = 0
			if len(args) > 1 {
				until, _ = time.ParseDuration(args[1])
			}

			id := target.Identifier.(*Identity)
			h.auth.Ban(id.PublicKey(), until)
			h.auth.BanAddr(id.RemoteAddr(), until)

			body := fmt.Sprintf("%s was banned by %s.", target.Name(), msg.From().Name())
			room.Send(message.NewAnnounceMsg(body))
			target.Close()

			logger.Debugf("Banned: \n-> %s", id.Whois())

			return nil
		},
	})

	c.Add(chat.Command{
		Op:         true,
		Prefix:     "/motd",
		PrefixHelp: "MESSAGE",
		Help:       "Set the MESSAGE of the day.",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			if !room.IsOp(msg.From()) {
				return errors.New("must be op")
			}

			motd := ""
			args := msg.Args()
			if len(args) > 0 {
				motd = strings.Join(args, " ")
			}

			h.motd = motd
			body := fmt.Sprintf("New message of the day set by %s:", msg.From().Name())
			room.Send(message.NewAnnounceMsg(body))
			if motd != "" {
				room.Send(message.NewAnnounceMsg(motd))
			}

			return nil
		},
	})

	c.Add(chat.Command{
		Op:         true,
		Prefix:     "/op",
		PrefixHelp: "USER [DURATION]",
		Help:       "Set USER as admin.",
		Handler: func(room *chat.Room, msg message.CommandMsg) error {
			if !room.IsOp(msg.From()) {
				return errors.New("must be op")
			}

			args := msg.Args()
			if len(args) == 0 {
				return errors.New("must specify user")
			}

			var until time.Duration = 0
			if len(args) > 1 {
				until, _ = time.ParseDuration(args[1])
			}

			member, ok := room.MemberById(args[0])
			if !ok {
				return errors.New("user not found")
			}
			member.Op = true
			id := member.Identifier.(*Identity)
			h.auth.Op(id.PublicKey(), until)

			body := fmt.Sprintf("Made op by %s.", msg.From().Name())
			room.Send(message.NewSystemMsg(body, member.User))

			return nil
		},
	})
}