X-Git-Url: https://git.r.bdr.sh/rbdr/mobius/blobdiff_plain/d4c152a4dba0eec7c8ecd13732900909f51b1c97..21581958c38861f3a62ef7c27d0a8a6f4db2a1f8:/hotline/client_conn.go?ds=sidebyside diff --git a/hotline/client_conn.go b/hotline/client_conn.go index c1ae4e3..997b9c9 100644 --- a/hotline/client_conn.go +++ b/hotline/client_conn.go @@ -2,9 +2,11 @@ package hotline import ( "encoding/binary" + "go.uber.org/zap" "golang.org/x/crypto/bcrypt" "io" "math/big" + "sort" ) type byClientID []*ClientConn @@ -64,6 +66,7 @@ type ClientConn struct { AutoReply []byte Transfers map[int][]*FileTransfer Agreed bool + logger *zap.SugaredLogger } func (cc *ClientConn) sendAll(t int, fields ...Field) { @@ -80,28 +83,23 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error { // Validate that required field is present if field.ID == nil { - cc.Server.Logger.Errorw( + cc.logger.Errorw( "Missing required field", - "Account", cc.Account.Login, "UserName", string(cc.UserName), "RequestType", handler.Name, "FieldID", reqField.ID, + "RequestType", handler.Name, "FieldID", reqField.ID, ) return nil } if len(field.Data) < reqField.minLen { - cc.Server.Logger.Infow( + cc.logger.Infow( "Field does not meet minLen", - "Account", cc.Account.Login, "UserName", string(cc.UserName), "RequestType", handler.Name, "FieldID", reqField.ID, + "RequestType", handler.Name, "FieldID", reqField.ID, ) return nil } } - cc.Server.Logger.Infow( - "Received Transaction", - "login", cc.Account.Login, - "name", string(cc.UserName), - "RequestType", handler.Name, - ) + cc.logger.Infow("Received Transaction", "RequestType", handler.Name) transactions, err := handler.Handler(cc, transaction) if err != nil { @@ -111,10 +109,8 @@ func (cc *ClientConn) handleTransaction(transaction *Transaction) error { cc.Server.outbox <- t } } else { - cc.Server.Logger.Errorw( - "Unimplemented transaction type received", - "UserName", string(cc.UserName), "RequestID", requestNum, - ) + cc.logger.Errorw( + "Unimplemented transaction type received", "RequestID", requestNum) } cc.Server.mux.Lock() @@ -164,9 +160,9 @@ 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 @@ -176,7 +172,9 @@ func (cc *ClientConn) Disconnect() { delete(cc.Server.Clients, binary.BigEndian.Uint16(*cc.ID)) - cc.notifyOthers(*NewTransaction(tranNotifyDeleteUser, nil, NewField(fieldUserID, *cc.ID))) + for _, t := range cc.notifyOthers(*NewTransaction(tranNotifyDeleteUser, nil, NewField(fieldUserID, *cc.ID))) { + cc.Server.outbox <- t + } if err := cc.Connection.Close(); err != nil { cc.Server.Logger.Errorw("error closing client connection", "RemoteAddr", cc.RemoteAddr) @@ -184,13 +182,14 @@ func (cc *ClientConn) Disconnect() { } // notifyOthers sends transaction t to other clients connected to the server -func (cc *ClientConn) notifyOthers(t Transaction) { +func (cc *ClientConn) notifyOthers(t Transaction) (trans []Transaction) { for _, c := range sortedClients(cc.Server.Clients) { if c.ID != cc.ID && c.Agreed { t.clientID = c.ID - cc.Server.outbox <- t + trans = append(trans, t) } } + return trans } // NewReply returns a reply Transaction with fields for the ClientConn @@ -222,3 +221,13 @@ 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 +}