Re: [exim] Strange Log

On Tue, 26 Apr 2005, Mark Edwards wrote:

> I saw the following odd log in my daily exim Rejected Mail. Why and how would
> this be generated?

Bug in Exim. A patch has been posted to the list at least once. Will be
fixed in next release (out in about a week I hope). Can I find the patch
quickly? ...... Ah yes, here it is again.

-- 
Philip Hazel            University of Cambridge Computing Service,
ph10@???      Cambridge, England. Phone: +44 1223 334714.
Get the Exim 4 book:    http://www.uit.co.uk/exim-book

*** exim-4.50/src/smtp_in.c Thu Feb 17 14:49:11 2005
--- smtp_in.c    Tue Mar 29 16:53:12 2005
***************
*** 1610,1623 ****
        &tzero) > 0)
      {
      int rc = read(fileno(smtp_in), smtp_inbuffer, in_buffer_size);
!     if (rc > 150) rc = 150;
!     smtp_inbuffer[rc] = 0;
!     log_write(0, LOG_MAIN|LOG_REJECT, "SMTP protocol violation: "
!       "synchronization error (input sent without waiting for greeting): "
!       "rejected connection from %s input=\"%s\"", host_and_ident(TRUE),
!       string_printing(smtp_inbuffer));
!     smtp_printf("554 SMTP synchronization error\r\n");
!     return FALSE;
      }
    }

--- 1616,1632 ----
        &tzero) > 0)
      {
      int rc = read(fileno(smtp_in), smtp_inbuffer, in_buffer_size);
!     if (rc > 0)
!       {
!       if (rc > 150) rc = 150;
!       smtp_inbuffer[rc] = 0;
!       log_write(0, LOG_MAIN|LOG_REJECT, "SMTP protocol violation: "
!         "synchronization error (input sent without waiting for greeting): "
!         "rejected connection from %s input=\"%s\"", host_and_ident(TRUE),
!         string_printing(smtp_inbuffer));
!       smtp_printf("554 SMTP synchronization error\r\n");
!       return FALSE;
!       }
      }
    }