* Exim - an Internet mail transport agent *
*************************************************/
-/* Copyright (c) University of Cambridge 1995 - 2014 */
+/* Copyright (c) University of Cambridge 1995 - 2015 */
/* See the file NOTICE for conditions of use and distribution. */
#include "../exim.h"
{ "dns_search_parents", opt_bool,
(void *)offsetof(smtp_transport_options_block, dns_search_parents) },
{ "dnssec_request_domains", opt_stringptr,
- (void *)offsetof(smtp_transport_options_block, dnssec_request_domains) },
+ (void *)offsetof(smtp_transport_options_block, dnssec.request) },
{ "dnssec_require_domains", opt_stringptr,
- (void *)offsetof(smtp_transport_options_block, dnssec_require_domains) },
+ (void *)offsetof(smtp_transport_options_block, dnssec.require) },
{ "dscp", opt_stringptr,
(void *)offsetof(smtp_transport_options_block, dscp) },
{ "fallback_hosts", opt_stringptr,
FALSE, /* gethostbyname */
TRUE, /* dns_qualify_single */
FALSE, /* dns_search_parents */
- NULL, /* dnssec_request_domains */
- NULL, /* dnssec_require_domains */
+ { NULL, NULL }, /* dnssec_domains {request,require} */
TRUE, /* delay_after_cutoff */
FALSE, /* hosts_override */
FALSE, /* hosts_randomize */
default:
case DNS_FAIL:
if (dane_required)
- {
- log_write(0, LOG_MAIN, "DANE error: TLSA lookup failed");
return FAIL;
- }
break;
case DNS_SUCCEED:
BOOL dsn_all_lasthop = TRUE;
#if defined(SUPPORT_TLS) && defined(EXPERIMENTAL_DANE)
BOOL dane = FALSE;
-BOOL dane_required;
+BOOL dane_required = verify_check_given_host(&ob->hosts_require_dane, host) == OK;
dns_answer tlsa_dnsa;
#endif
smtp_inblock inblock;
uschar buffer[4096];
uschar inbuffer[4096];
uschar outbuffer[4096];
-address_item * current_address;
suppress_tls = suppress_tls; /* stop compiler warning when no TLS support */
tls_out.dane_verified = FALSE;
tls_out.tlsa_usage = 0;
- dane_required = verify_check_given_host(&ob->hosts_require_dane, host) == OK;
-
if (host->dnssec == DS_YES)
{
if( ( dane_required
|| verify_check_given_host(&ob->hosts_try_dane, host) == OK
)
&& (rc = tlsa_lookup(host, &tlsa_dnsa, dane_required, &dane)) != OK
+ && dane_required /* do not error on only dane-requested */
)
+ {
+ set_errno(addrlist, ERRNO_DNSDEFER,
+ string_sprintf("DANE error: tlsa lookup %s",
+ rc == DEFER ? "DEFER" : "FAIL"),
+ rc, FALSE, NULL);
return rc;
+ }
}
else if (dane_required)
{
- log_write(0, LOG_MAIN, "DANE error: %s lookup not DNSSEC", host->name);
- return FAIL;
+ set_errno(addrlist, ERRNO_DNSDEFER,
+ string_sprintf("DANE error: %s lookup not DNSSEC", host->name),
+ FAIL, FALSE, NULL);
+ return FAIL;
}
if (dane)
rc = host_find_byname(host, NULL, flags, NULL, TRUE);
else
rc = host_find_bydns(host, NULL, flags, NULL, NULL, NULL,
- ob->dnssec_request_domains, ob->dnssec_require_domains,
+ &ob->dnssec, /* domains for request/require */
NULL, NULL);
/* Update the host (and any additional blocks, resulting from
case, see if any of them are deferred. */
if (rc == OK)
- {
- for (addr = addrlist; addr != NULL; addr = addr->next)
- {
+ for (addr = addrlist; addr; addr = addr->next)
if (addr->transport_return == DEFER)
{
some_deferred = TRUE;
break;
}
- }
- }
/* If no addresses deferred or the result was ERROR, return. We do this for
ERROR because a failing filter set-up or add_headers expansion is likely to