func (self *ProtobufRequestHandler) HandleRequest(request *protocol.Request, conn net.Conn) error {
if *request.Type == protocol.Request_WRITE {
shard := self.clusterConfig.GetLocalShardById(*request.ShardId)
log.Debug("HANDLE: (%d):%d:%v", self.clusterConfig.LocalServer.Id, request.GetId(), shard)
err := shard.WriteLocalOnly(request)
if err != nil {
log.Error("ProtobufRequestHandler: error writing local shard: ", err)
return err
}
response := &protocol.Response{RequestId: request.Id, Type: &self.writeOk}
return self.WriteResponse(conn, response)
} else if *request.Type == protocol.Request_DROP_DATABASE {
go self.handleDropDatabase(request, conn)
return nil
} else if *request.Type == protocol.Request_QUERY {
go self.handleQuery(request, conn)
} else if *request.Type == protocol.Request_HEARTBEAT {
response := &protocol.Response{RequestId: request.Id, Type: &heartbeatResponse}
return self.WriteResponse(conn, response)
} else {
log.Error("unknown request type: %v", request)
return errors.New("Unknown request type")
}
return nil
}
func (self *ProtobufRequestHandler) handleWrites(request *protocol.Request, conn net.Conn) {
shard := self.clusterConfig.GetLocalShardById(*request.ShardId)
log.Debug("HANDLE: (%d):%d:%v", self.clusterConfig.LocalServer.Id, request.GetId(), shard)
err := shard.WriteLocalOnly(request)
var errorMsg *string
if err != nil {
log.Error("ProtobufRequestHandler: error writing local shard: %s", err)
errorMsg = protocol.String(err.Error())
}
response := &protocol.Response{RequestId: request.Id, Type: &self.writeOk, ErrorMessage: errorMsg}
if err := self.WriteResponse(conn, response); err != nil {
log.Error("ProtobufRequestHandler: error writing local shard: %s", err)
}
}
