X-Git-Url: https://git.r.bdr.sh/rbdr/mobius/blobdiff_plain/003a743e6767b3041c3a8321566c3586d73b399a..7cd900d61edbd6d322db3cecb913adf574389320:/hotline/client_conn.go?ds=sidebyside diff --git a/hotline/client_conn.go b/hotline/client_conn.go index 4a471b3..a8ace87 100644 --- a/hotline/client_conn.go +++ b/hotline/client_conn.go @@ -3,8 +3,9 @@ package hotline import ( "encoding/binary" "golang.org/x/crypto/bcrypt" + "io" "math/big" - "net" + "sort" ) type byClientID []*ClientConn @@ -21,9 +22,37 @@ func (s byClientID) Less(i, j int) bool { return s[i].uint16ID() < s[j].uint16ID() } +const template = `Nickname: %s +Name: %s +Account: %s +Address: %s + +-------- File Downloads --------- + +%s + +------- Folder Downloads -------- + +None. + +--------- File Uploads ---------- + +None. + +-------- Folder Uploads --------- + +None. + +------- Waiting Downloads ------- + +None. + + ` + // ClientConn represents a client connected to a Server type ClientConn struct { - Connection net.Conn + Connection io.ReadWriteCloser + RemoteAddr string ID *[]byte Icon *[]byte Flags *[]byte @@ -67,15 +96,6 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error { return nil } } - if !authorize(cc.Account.Access, handler.Access) { - cc.Server.Logger.Infow( - "Unauthorized Action", - "Account", cc.Account.Login, "UserName", string(cc.UserName), "RequestType", handler.Name, - ) - cc.Server.outbox <- cc.NewErrReply(transaction, handler.DenyMsg) - - return nil - } cc.Server.Logger.Infow( "Received Transaction", @@ -145,13 +165,13 @@ func (cc *ClientConn) Authorize(access int) bool { return true } - accessBitmap := big.NewInt(int64(binary.BigEndian.Uint64(*cc.Account.Access))) + i := big.NewInt(int64(binary.BigEndian.Uint64(*cc.Account.Access))) - return accessBitmap.Bit(63-access) == 1 + return i.Bit(63-access) == 1 } // Disconnect notifies other clients that a client has disconnected -func (cc ClientConn) Disconnect() { +func (cc *ClientConn) Disconnect() { cc.Server.mux.Lock() defer cc.Server.mux.Unlock() @@ -160,12 +180,12 @@ func (cc ClientConn) Disconnect() { cc.notifyOthers(*NewTransaction(tranNotifyDeleteUser, nil, NewField(fieldUserID, *cc.ID))) if err := cc.Connection.Close(); err != nil { - cc.Server.Logger.Errorw("error closing client connection", "RemoteAddr", cc.Connection.RemoteAddr()) + cc.Server.Logger.Errorw("error closing client connection", "RemoteAddr", cc.RemoteAddr) } } // notifyOthers sends transaction t to other clients connected to the server -func (cc ClientConn) notifyOthers(t Transaction) { +func (cc *ClientConn) notifyOthers(t Transaction) { for _, c := range sortedClients(cc.Server.Clients) { if c.ID != cc.ID && c.Agreed { t.clientID = c.ID @@ -203,3 +223,13 @@ func (cc *ClientConn) NewErrReply(t *Transaction, errMsg string) Transaction { }, } } + +// sortedClients is a utility function that takes a map of *ClientConn and returns a sorted slice of the values. +// The purpose of this is to ensure that the ordering of client connections is deterministic so that test assertions work. +func sortedClients(unsortedClients map[uint16]*ClientConn) (clients []*ClientConn) { + for _, c := range unsortedClients { + clients = append(clients, c) + } + sort.Sort(byClientID(clients)) + return clients +}