pirDOL created THRIFT-4245:
------------------------------

             Summary: Golang TFramedTransport's writeBuffer increases if writes 
to transport failed
                 Key: THRIFT-4245
                 URL: https://issues.apache.org/jira/browse/THRIFT-4245
             Project: Thrift
          Issue Type: Bug
            Reporter: pirDOL


https://github.com/apache/thrift/blob/master/lib/go/thrift/framed_transport.go#L143
if p.transport.Write fails, p.buf will not be truncated, which leads to thrift 
client's memory increasing forever. 

Is it more reasonable to truncate p.buf when write to transport fails?

{code:golang}
func (p *TFramedTransport) Flush() error {
        size := p.buf.Len()
        buf := p.buffer[:4]
        binary.BigEndian.PutUint32(buf, uint32(size))
        _, err := p.transport.Write(buf)
        if err != nil {
                return NewTTransportExceptionFromError(err)
        }
        if size > 0 {
                if n, err := p.buf.WriteTo(p.transport); err != nil {
                        print("Error while flushing write buffer of size ", 
size, " to transport, only wrote ", n, " bytes: ", err.Error(), "\n")
                        return NewTTransportExceptionFromError(err)
                }
        }
        err = p.transport.Flush()
        return NewTTransportExceptionFromError(err)
}
{code}




--
This message was sent by Atlassian JIRA
(v6.4.14#64029)

Reply via email to