Update all copyright messages to cover 1995 - 2009. Remove tab from exim_checkaccess.src
[exim.git] / src / src / transports / smtp.c
index 537f32aa512373ea78366b0d1e5e3e55479e6fb7..fb55ae01bbd7210962e5be0f5ed778faa1329779 100644 (file)
@@ -1,10 +1,10 @@
-/* $Cambridge: exim/src/src/transports/smtp.c,v 1.37 2007/06/18 13:57:50 ph10 Exp $ */
+/* $Cambridge: exim/src/src/transports/smtp.c,v 1.44 2009/11/16 19:56:54 nm4 Exp $ */
 
 /*************************************************
 *     Exim - an Internet mail transport agent    *
 *************************************************/
 
-/* Copyright (c) University of Cambridge 1995 - 2007 */
+/* Copyright (c) University of Cambridge 1995 - 2009 */
 /* See the file NOTICE for conditions of use and distribution. */
 
 #include "../exim.h"
@@ -39,19 +39,19 @@ optionlist smtp_transport_options[] = {
       (void *)offsetof(smtp_transport_options_block, data_timeout) },
   { "delay_after_cutoff", opt_bool,
       (void *)offsetof(smtp_transport_options_block, delay_after_cutoff) },
-#ifdef EXPERIMENTAL_DOMAINKEYS
-  { "dk_canon", opt_stringptr,
-      (void *)offsetof(smtp_transport_options_block, dk_canon) },
-  { "dk_domain", opt_stringptr,
-      (void *)offsetof(smtp_transport_options_block, dk_domain) },
-  { "dk_headers", opt_stringptr,
-      (void *)offsetof(smtp_transport_options_block, dk_headers) },
-  { "dk_private_key", opt_stringptr,
-      (void *)offsetof(smtp_transport_options_block, dk_private_key) },
-  { "dk_selector", opt_stringptr,
-      (void *)offsetof(smtp_transport_options_block, dk_selector) },
-  { "dk_strict", opt_stringptr,
-      (void *)offsetof(smtp_transport_options_block, dk_strict) },
+#ifndef DISABLE_DKIM
+  { "dkim_canon", opt_stringptr,
+      (void *)offsetof(smtp_transport_options_block, dkim_canon) },
+  { "dkim_domain", opt_stringptr,
+      (void *)offsetof(smtp_transport_options_block, dkim_domain) },
+  { "dkim_private_key", opt_stringptr,
+      (void *)offsetof(smtp_transport_options_block, dkim_private_key) },
+  { "dkim_selector", opt_stringptr,
+      (void *)offsetof(smtp_transport_options_block, dkim_selector) },
+  { "dkim_sign_headers", opt_stringptr,
+      (void *)offsetof(smtp_transport_options_block, dkim_sign_headers) },
+  { "dkim_strict", opt_stringptr,
+      (void *)offsetof(smtp_transport_options_block, dkim_strict) },
 #endif
   { "dns_qualify_single",   opt_bool,
       (void *)offsetof(smtp_transport_options_block, dns_qualify_single) },
@@ -63,14 +63,14 @@ optionlist smtp_transport_options[] = {
       (void *)offsetof(smtp_transport_options_block, final_timeout) },
   { "gethostbyname",        opt_bool,
       (void *)offsetof(smtp_transport_options_block, gethostbyname) },
-  #ifdef SUPPORT_TLS
+#ifdef SUPPORT_TLS
   { "gnutls_require_kx",    opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, gnutls_require_kx) },
   { "gnutls_require_mac",   opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, gnutls_require_mac) },
   { "gnutls_require_protocols", opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, gnutls_require_proto) },
-  #endif
+#endif
   { "helo_data",            opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, helo_data) },
   { "hosts",                opt_stringptr,
@@ -79,28 +79,28 @@ optionlist smtp_transport_options[] = {
       (void *)offsetof(smtp_transport_options_block, hosts_avoid_esmtp) },
   { "hosts_avoid_pipelining", opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, hosts_avoid_pipelining) },
-  #ifdef SUPPORT_TLS
+#ifdef SUPPORT_TLS
   { "hosts_avoid_tls",      opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, hosts_avoid_tls) },
-  #endif
+#endif
   { "hosts_max_try",        opt_int,
       (void *)offsetof(smtp_transport_options_block, hosts_max_try) },
   { "hosts_max_try_hardlimit", opt_int,
       (void *)offsetof(smtp_transport_options_block, hosts_max_try_hardlimit) },
-  #ifdef SUPPORT_TLS
+#ifdef SUPPORT_TLS
   { "hosts_nopass_tls",     opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, hosts_nopass_tls) },
-  #endif
+#endif
   { "hosts_override",       opt_bool,
       (void *)offsetof(smtp_transport_options_block, hosts_override) },
   { "hosts_randomize",      opt_bool,
       (void *)offsetof(smtp_transport_options_block, hosts_randomize) },
   { "hosts_require_auth",   opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, hosts_require_auth) },
-  #ifdef SUPPORT_TLS
+#ifdef SUPPORT_TLS
   { "hosts_require_tls",    opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, hosts_require_tls) },
-  #endif
+#endif
   { "hosts_try_auth",       opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, hosts_try_auth) },
   { "interface",            opt_stringptr,
@@ -123,7 +123,7 @@ optionlist smtp_transport_options[] = {
       (void *)offsetof(smtp_transport_options_block, serialize_hosts) },
   { "size_addition",        opt_int,
       (void *)offsetof(smtp_transport_options_block, size_addition) }
-  #ifdef SUPPORT_TLS
+#ifdef SUPPORT_TLS
  ,{ "tls_certificate",      opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, tls_certificate) },
   { "tls_crl",              opt_stringptr,
@@ -136,7 +136,7 @@ optionlist smtp_transport_options[] = {
       (void *)offsetof(smtp_transport_options_block, tls_tempfail_tryclear) },
   { "tls_verify_certificates", opt_stringptr,
       (void *)offsetof(smtp_transport_options_block, tls_verify_certificates) }
-  #endif
+#endif
 };
 
 /* Size of the options list. An extern variable has to be used so that its
@@ -184,7 +184,7 @@ smtp_transport_options_block smtp_transport_option_defaults = {
   TRUE,                /* keepalive */
   FALSE,               /* lmtp_ignore_quota */
   TRUE                 /* retry_include_ip_address */
-  #ifdef SUPPORT_TLS
+#ifdef SUPPORT_TLS
  ,NULL,                /* tls_certificate */
   NULL,                /* tls_crl */
   NULL,                /* tls_privatekey */
@@ -194,15 +194,15 @@ smtp_transport_options_block smtp_transport_option_defaults = {
   NULL,                /* gnutls_require_proto */
   NULL,                /* tls_verify_certificates */
   TRUE                 /* tls_tempfail_tryclear */
-  #endif
-  #ifdef EXPERIMENTAL_DOMAINKEYS
- ,NULL,                /* dk_canon */
-  NULL,                /* dk_domain */
-  NULL,                /* dk_headers */
-  NULL,                /* dk_private_key */
-  NULL,                /* dk_selector */
-  NULL                 /* dk_strict */
-  #endif
+#endif
+#ifndef DISABLE_DKIM
+ ,NULL,                /* dkim_canon */
+  NULL,                /* dkim_domain */
+  NULL,                /* dkim_private_key */
+  NULL,                /* dkim_selector */
+  NULL,                /* dkim_sign_headers */
+  NULL                 /* dkim_strict */
+#endif
 };
 
 
@@ -1364,6 +1364,7 @@ if (tblock->filter_command != NULL)
   sprintf(CS buffer, "%.50s transport", tblock->name);
   rc = transport_set_up_command(&transport_filter_argv, tblock->filter_command,
     TRUE, DEFER, addrlist, buffer, NULL);
+  transport_filter_timeout = tblock->filter_timeout;
 
   /* On failure, copy the error to all addresses, abandon the SMTP call, and
   yield ERROR. */
@@ -1573,23 +1574,22 @@ if (!ok) ok = TRUE; else
   DEBUG(D_transport|D_v)
     debug_printf("  SMTP>> writing message and terminating \".\"\n");
   transport_count = 0;
-#ifdef EXPERIMENTAL_DOMAINKEYS
-  if ( (ob->dk_private_key != NULL) && (ob->dk_selector != NULL) )
-    ok = dk_transport_write_message(addrlist, inblock.sock,
-      topt_use_crlf | topt_end_dot | topt_escape_headers |
-        (tblock->body_only? topt_no_headers : 0) |
-        (tblock->headers_only? topt_no_body : 0) |
-        (tblock->return_path_add? topt_add_return_path : 0) |
-        (tblock->delivery_date_add? topt_add_delivery_date : 0) |
-        (tblock->envelope_to_add? topt_add_envelope_to : 0),
-      0,            /* No size limit */
-      tblock->add_headers, tblock->remove_headers,
-      US".", US"..",    /* Escaping strings */
-      tblock->rewrite_rules, tblock->rewrite_existflags,
-      ob->dk_private_key, ob->dk_domain, ob->dk_selector,
-      ob->dk_canon, ob->dk_headers, ob->dk_strict);
-  else
-#endif
+#ifndef DISABLE_DKIM
+  ok = dkim_transport_write_message(addrlist, inblock.sock,
+    topt_use_crlf | topt_end_dot | topt_escape_headers |
+      (tblock->body_only? topt_no_headers : 0) |
+      (tblock->headers_only? topt_no_body : 0) |
+      (tblock->return_path_add? topt_add_return_path : 0) |
+      (tblock->delivery_date_add? topt_add_delivery_date : 0) |
+      (tblock->envelope_to_add? topt_add_envelope_to : 0),
+    0,            /* No size limit */
+    tblock->add_headers, tblock->remove_headers,
+    US".", US"..",    /* Escaping strings */
+    tblock->rewrite_rules, tblock->rewrite_existflags,
+    ob->dkim_private_key, ob->dkim_domain, ob->dkim_selector,
+    ob->dkim_canon, ob->dkim_strict, ob->dkim_sign_headers
+    );
+#else
   ok = transport_write_message(addrlist, inblock.sock,
     topt_use_crlf | topt_end_dot | topt_escape_headers |
       (tblock->body_only? topt_no_headers : 0) |
@@ -1601,6 +1601,7 @@ if (!ok) ok = TRUE; else
     tblock->add_headers, tblock->remove_headers,
     US".", US"..",    /* Escaping strings */
     tblock->rewrite_rules, tblock->rewrite_existflags);
+#endif
 
   /* transport_write_message() uses write() because it is called from other
   places to write to non-sockets. This means that under some OS (e.g. Solaris)
@@ -1714,6 +1715,7 @@ if (!ok) ok = TRUE; else
           continue;
           }
         completed_address = TRUE;   /* NOW we can set this flag */
+        conf = string_sprintf("LMTP Successful delivery:%s", string_printing(buffer));
         }
 
       /* SMTP, or success return from LMTP for this address. Pass back the
@@ -2244,6 +2246,15 @@ if (hostlist == NULL || (ob->hosts_override && ob->hosts != NULL))
 
     host_build_hostlist(&hostlist, s, ob->hosts_randomize);
 
+    /* Check that the expansion yielded something useful. */
+    if (hostlist == NULL)
+      {
+      addrlist->message =
+        string_sprintf("%s transport has empty hosts setting", tblock->name);
+      addrlist->transport_return = PANIC;
+      return FALSE;   /* Only top address has status */
+      }
+
     /* If there was no expansion of hosts, save the host list for
     next time. */