[exim-cvs] Support service names for tls_on_connect_ports. B…

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Aihe: [exim-cvs] Support service names for tls_on_connect_ports. Bug 72
Gitweb: http://git.exim.org/exim.git/commitdiff/071c51f70266916a7be153ce67c0045beb58b841
Commit:     071c51f70266916a7be153ce67c0045beb58b841
Parent:     4fc39190bb1254c0117873ab440603136dbb7862
Author:     Jeremy Harris <jgh146exb@???>
AuthorDate: Sat May 31 15:36:13 2014 +0100
Committer:  Jeremy Harris <jgh146exb@???>
CommitDate: Sat May 31 15:45:52 2014 +0100


    Support service names for tls_on_connect_ports.  Bug 72
---
 doc/doc-docbook/spec.xfpt |    8 +++++---
 doc/doc-txt/ChangeLog     |    3 +++
 src/src/daemon.c          |   34 ++++++++++++++++++++++++++++++----
 src/src/host.c            |   12 ++++--------
 4 files changed, 42 insertions(+), 15 deletions(-)


diff --git a/doc/doc-docbook/spec.xfpt b/doc/doc-docbook/spec.xfpt
index 365bd58..a1422b0 100644
--- a/doc/doc-docbook/spec.xfpt
+++ b/doc/doc-docbook/spec.xfpt
@@ -12724,8 +12724,9 @@ option), the interfaces and ports on which it listens are controlled by the
following options:

 .ilist
-&%daemon_smtp_ports%& contains a list of default ports. (For backward
-compatibility, this option can also be specified in the singular.)
+&%daemon_smtp_ports%& contains a list of default ports
+or service names.
+(For backward compatibility, this option can also be specified in the singular.)
 .next
 &%local_interfaces%& contains list of interface IP addresses on which to
 listen. Each item may optionally also specify a port.
@@ -12826,7 +12827,8 @@ value of &%daemon_smtp_ports%& is no longer relevant in this example.)
 Exim supports the obsolete SSMTP protocol (also known as SMTPS) that was used
 before the STARTTLS command was standardized for SMTP. Some legacy clients
 still use this protocol. If the &%tls_on_connect_ports%& option is set to a
-list of port numbers, connections to those ports must use SSMTP. The most
+list of port numbers or service names,
+connections to those ports must use SSMTP. The most
 common use of this option is expected to be
 .code
 tls_on_connect_ports = 465
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index 541eac7..f4cfff9 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -129,6 +129,9 @@ TL/12 Bug 1444: Fix improper \r\n sequence handling when writing spool
 JH/25 Expand the coverage of the delivery $host and $host_address to
       client authenticators run in verify callout.  Bug 1476.


+JH/26 Port service names are now accepted for tls_on_connect_ports, to
+      align with daemon_smtp_ports.  Bug 72.
+


Exim version 4.82
-----------------
diff --git a/src/src/daemon.c b/src/src/daemon.c
index 66ed224..5c64205 100644
--- a/src/src/daemon.c
+++ b/src/src/daemon.c
@@ -1127,13 +1127,13 @@ if (daemon_listen && !inetd_wait_mode)

   list = daemon_smtp_port;
   sep = 0;
-  while ((s = string_nextinlist(&list,&sep,big_buffer,big_buffer_size)) != NULL)
+  while ((s = string_nextinlist(&list,&sep,big_buffer,big_buffer_size)))
     pct++;
   default_smtp_port = store_get((pct+1) * sizeof(int));
   list = daemon_smtp_port;
   sep = 0;
   for (pct = 0;
-       (s = string_nextinlist(&list,&sep,big_buffer,big_buffer_size)) != NULL;
+       (s = string_nextinlist(&list,&sep,big_buffer,big_buffer_size));
        pct++)
     {
     if (isdigit(*s))
@@ -1146,13 +1146,38 @@ if (daemon_listen && !inetd_wait_mode)
     else
       {
       struct servent *smtp_service = getservbyname(CS s, "tcp");
-      if (smtp_service == NULL)
+      if (!smtp_service)
         log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "TCP port \"%s\" not found", s);
       default_smtp_port[pct] = ntohs(smtp_service->s_port);
       }
     }
   default_smtp_port[pct] = 0;


+  /* Check the list of TLS-on-connect ports and do name lookups if needed */
+
+  list = tls_in.on_connect_ports;
+  sep = 0;
+  while ((s = string_nextinlist(&list, &sep, big_buffer, big_buffer_size)))
+    if (!isdigit(*s))
+      {
+      list = tls_in.on_connect_ports;
+      tls_in.on_connect_ports = NULL;
+      sep = 0;
+      while ((s = string_nextinlist(&list, &sep, big_buffer, big_buffer_size)))
+    {
+        if (!isdigit(*s))
+      {
+      struct servent *smtp_service = getservbyname(CS s, "tcp");
+      if (!smtp_service)
+        log_write(0, LOG_PANIC_DIE|LOG_CONFIG, "TCP port \"%s\" not found", s);
+      s= string_sprintf("%d", (int)ntohs(smtp_service->s_port));
+      }
+    tls_in.on_connect_ports = string_append_listele(tls_in.on_connect_ports,
+        ':', s);
+    }
+      break;
+      }
+
   /* Create the list of local interfaces, possibly with ports included. This
   list may contain references to 0.0.0.0 and ::0 as wildcards. These special
   values are converted below. */
@@ -2065,5 +2090,6 @@ for (;;)
 /* Control never reaches here */
 }


+/* vi: aw ai sw=2
+*/
/* End of exim_daemon.c */
-
diff --git a/src/src/host.c b/src/src/host.c
index a59c438..00524f4 100644
--- a/src/src/host.c
+++ b/src/src/host.c
@@ -1181,17 +1181,13 @@ int sep = 0;
uschar buffer[32];
uschar *list = tls_in.on_connect_ports;
uschar *s;
+uschar *end;

if (tls_in.on_connect) return TRUE;

-while ((s = string_nextinlist(&list, &sep, buffer, sizeof(buffer))) != NULL)
-  {
-  uschar *end;
-  int lport = Ustrtol(s, &end, 10);
-  if (*end != 0) log_write(0, LOG_MAIN|LOG_PANIC_DIE, "tls_on_connect_ports "
-    "contains \"%s\", which is not a port number: exim abandoned", s);
-  if (lport == port) return TRUE;
-  }
+while ((s = string_nextinlist(&list, &sep, buffer, sizeof(buffer))))
+  if (Ustrtol(s, &end, 10) == port)
+    return TRUE;


return FALSE;
}