Fix smtp response timeout

[exim.git] / src / src / smtp_out.c

diff --git a/src/src/smtp_out.c b/src/src/smtp_out.c
index 8a4dace7e7f324f8589228035ac750f5422f4599..c19d12d43599c5baa5d94ffb9ede2a762ceed0cc 100644 (file)
--- a/src/src/smtp_out.c
+++ b/src/src/smtp_out.c
@@ -444,7 +444,7 @@ BOOL more = mode == SCMD_MORE;
 HDEBUG(D_transport|D_acl) debug_printf_indent("cmd buf flush %d bytes%s\n", n,
   more ? " (more expected)" : "");
 
-#ifdef SUPPORT_TLS
+#ifndef DISABLE_TLS
 if (outblock->cctx->tls_ctx)
   rc = tls_write(outblock->cctx->tls_ctx, outblock->buffer, n, more);
 else
@@ -589,14 +589,14 @@ Arguments:
   inblock   the SMTP input block (contains holding buffer, socket, etc.)
   buffer    where to put the line
   size      space available for the line
-  timeout   the timeout to use when reading a packet
+  timelimit deadline for reading the lime, seconds past epoch
 
 Returns:    length of a line that has been put in the buffer
             -1 otherwise, with errno set
 */
 
 static int
-read_response_line(smtp_inblock *inblock, uschar *buffer, int size, int timeout)
+read_response_line(smtp_inblock *inblock, uschar *buffer, int size, time_t timelimit)
 {
 uschar *p = buffer;
 uschar *ptr = inblock->ptr;
@@ -639,9 +639,9 @@ for (;;)
 
   /* Need to read a new input packet. */
 
-  if((rc = ip_recv(cctx, inblock->buffer, inblock->buffersize, timeout)) <= 0)
+  if((rc = ip_recv(cctx, inblock->buffer, inblock->buffersize, timelimit)) <= 0)
     {
-    DEBUG(D_deliver|D_transport|D_acl)
+    DEBUG(D_deliver|D_transport|D_acl|D_v)
       debug_printf_indent(errno ? "  SMTP(%s)<<\n" : "  SMTP(closed)<<\n",
        strerror(errno));
     break;
@@ -690,22 +690,28 @@ Returns:    TRUE if a valid, non-error response was received; else FALSE
 /*XXX could move to smtp transport; no other users */
 
 BOOL
-smtp_read_response(void * sx0, uschar *buffer, int size, int okdigit,
+smtp_read_response(void * sx0, uschar * buffer, int size, int okdigit,
    int timeout)
 {
 smtp_context * sx = sx0;
-uschar *ptr = buffer;
+uschar * ptr = buffer;
 int count = 0;
+time_t timelimit = time(NULL) + timeout;
 
 errno = 0;  /* Ensure errno starts out zero */
 
-#ifdef EXPERIMENTAL_PIPE_CONNECT
+#ifdef SUPPORT_PIPE_CONNECT
 if (sx->pending_BANNER || sx->pending_EHLO)
-  if (smtp_reap_early_pipe(sx, &count) != OK)
+  {
+  int rc;
+  if ((rc = smtp_reap_early_pipe(sx, &count)) != OK)
     {
     DEBUG(D_transport) debug_printf("failed reaping pipelined cmd responsess\n");
+    buffer[0] = '\0';
+    if (rc == DEFER) errno = ERRNO_TLSFAILURE;
     return FALSE;
     }
+  }
 #endif
 
 /* This is a loop to read and concatenate the lines that make up a multi-line
@@ -713,7 +719,7 @@ response. */
 
 for (;;)
   {
-  if ((count = read_response_line(&sx->inblock, ptr, size, timeout)) < 0)
+  if ((count = read_response_line(&sx->inblock, ptr, size, timelimit)) < 0)
     return FALSE;
 
   HDEBUG(D_transport|D_acl|D_v)