third-party-mirrors/ssh-chat
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Merge pull request from voldyman/master

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Embedded lock in to server struct
This commit is contained in:
Andrey Petrov 2014-12-13 22:28:08 -08:00
commit e3e46f9b8c
1 changed files with 16 additions and 16 deletions

32
server.go

@ -28,7 +28,6 @@ type Server struct {
sshConfig *ssh.ServerConfig sshConfig *ssh.ServerConfig
done chan struct{} done chan struct{}
clients Clients clients Clients
lock sync.Mutex
count int count int
history *History history *History
motd string motd string
@ -37,6 +36,7 @@ type Server struct {
bannedPk map[string]*time.Time // fingerprint lookup bannedPk map[string]*time.Time // fingerprint lookup
bannedIp map[net.Addr]*time.Time bannedIp map[net.Addr]*time.Time
started time.Time started time.Time
sync.Mutex
} }
func NewServer(privateKey []byte) (*Server, error) { func NewServer(privateKey []byte) (*Server, error) {
@ -124,9 +124,9 @@ func (s *Server) Privmsg(nick, message string, sender *Client) error {
} }
func (s *Server) SetMotd(client *Client, motd string) { func (s *Server) SetMotd(client *Client, motd string) {
s.lock.Lock() s.Lock()
s.motd = motd s.motd = motd
s.lock.Unlock() s.Unlock()
} }
func (s *Server) MotdUnicast(client *Client) { func (s *Server) MotdUnicast(client *Client) {
@ -147,7 +147,7 @@ func (s *Server) Add(client *Client) {
client.SysMsg("Welcome to ssh-chat. Enter /help for more.") client.SysMsg("Welcome to ssh-chat. Enter /help for more.")
}() }()
s.lock.Lock() s.Lock()
s.count++ s.count++
newName, err := s.proposeName(client.Name) newName, err := s.proposeName(client.Name)
@ -158,15 +158,15 @@ func (s *Server) Add(client *Client) {
client.Rename(newName) client.Rename(newName)
s.clients[client.Name] = client s.clients[client.Name] = client
num := len(s.clients) num := len(s.clients)
s.lock.Unlock() s.Unlock()
s.Broadcast(ContinuousFormat(SYSTEM_MESSAGE_FORMAT, fmt.Sprintf(" * %s joined. (Total connected: %d)", client.ColoredName(), num)), client) s.Broadcast(ContinuousFormat(SYSTEM_MESSAGE_FORMAT, fmt.Sprintf(" * %s joined. (Total connected: %d)", client.ColoredName(), num)), client)
} }
func (s *Server) Remove(client *Client) { func (s *Server) Remove(client *Client) {
s.lock.Lock() s.Lock()
delete(s.clients, client.Name) delete(s.clients, client.Name)
s.lock.Unlock() s.Unlock()
s.SysMsg("%s left.", client.ColoredName()) s.SysMsg("%s left.", client.ColoredName())
} }
@ -192,12 +192,12 @@ func (s *Server) proposeName(name string) (string, error) {
} }
func (s *Server) Rename(client *Client, newName string) { func (s *Server) Rename(client *Client, newName string) {
s.lock.Lock() s.Lock()
newName, err := s.proposeName(newName) newName, err := s.proposeName(newName)
if err != nil { if err != nil {
client.SysMsg("%s", err) client.SysMsg("%s", err)
s.lock.Unlock() s.Unlock()
return return
} }
@ -206,7 +206,7 @@ func (s *Server) Rename(client *Client, newName string) {
oldName := client.Name oldName := client.Name
client.Rename(newName) client.Rename(newName)
s.clients[client.Name] = client s.clients[client.Name] = client
s.lock.Unlock() s.Unlock()
s.SysMsg("%s is now known as %s.", ColorString(client.Color, oldName), ColorString(client.Color, newName)) s.SysMsg("%s is now known as %s.", ColorString(client.Color, oldName), ColorString(client.Color, newName))
} }
@ -230,9 +230,9 @@ func (s *Server) Who(name string) *Client {
func (s *Server) Op(fingerprint string) { func (s *Server) Op(fingerprint string) {
logger.Infof("Adding admin: %s", fingerprint) logger.Infof("Adding admin: %s", fingerprint)
s.lock.Lock() s.Lock()
s.admins[fingerprint] = struct{}{} s.admins[fingerprint] = struct{}{}
s.lock.Unlock() s.Unlock()
} }
func (s *Server) Whitelist(fingerprint string) { func (s *Server) Whitelist(fingerprint string) {
@ -279,19 +279,19 @@ func (s *Server) IsBanned(fingerprint string) bool {
func (s *Server) Ban(fingerprint string, duration *time.Duration) { func (s *Server) Ban(fingerprint string, duration *time.Duration) {
var until *time.Time var until *time.Time
s.lock.Lock() s.Lock()
if duration != nil { if duration != nil {
when := time.Now().Add(*duration) when := time.Now().Add(*duration)
until = &when until = &when
} }
s.bannedPk[fingerprint] = until s.bannedPk[fingerprint] = until
s.lock.Unlock() s.Unlock()
} }
func (s *Server) Unban(fingerprint string) { func (s *Server) Unban(fingerprint string) {
s.lock.Lock() s.Lock()
delete(s.bannedPk, fingerprint) delete(s.bannedPk, fingerprint)
s.lock.Unlock() s.Unlock()
} }
func (s *Server) Start(laddr string) error { func (s *Server) Start(laddr string) error {