https://bugs.exim.org/show_bug.cgi?id=1294
--- Comment #5 from Git Commit <git@???> ---
Git commit:
https://git.exim.org/exim.git/commitdiff/549d36ddec8c419af2223cc83162f58e9106650f
commit 549d36ddec8c419af2223cc83162f58e9106650f
Author: Wolfgang Breyha <wbreyha@???>
AuthorDate: Tue Jan 7 13:31:20 2020 +0000
Commit: Jeremy Harris <jgh146exb@???>
CommitDate: Tue Jan 7 13:32:43 2020 +0000
SPF: switch to NO_DATA for SPF-rr lookups. Bug 1294
---
doc/doc-txt/ChangeLog | 4 ++--
src/src/spf.c | 9 ++++-----
2 files changed, 6 insertions(+), 7 deletions(-)
diff --git a/doc/doc-txt/ChangeLog b/doc/doc-txt/ChangeLog
index b904aa9..ce225e9 100644
--- a/doc/doc-txt/ChangeLog
+++ b/doc/doc-txt/ChangeLog
@@ -78,8 +78,8 @@ JH/18 Authentication: the gsasl driver not provides the
$authN variables in time
for the expansion of the server_scram_iter and server_scram_salt
options.
WB/01 SPF: DNS lookups for the obsolete SPF RR type done by the libspf2
library
- are now specifically given a HOST_NOT_FOUND response without hitting the
- system resolver. The library goes on to do the now-standard TXT lookup.
+ are now specifically given a NO_DATA response without hitting the system
+ resolver. The library goes on to do the now-standard TXT lookup.
Use of dnsdb lookups is not affected.
diff --git a/src/src/spf.c b/src/src/spf.c
index fd9831c..f120f72 100644
--- a/src/src/spf.c
+++ b/src/src/spf.c
@@ -72,14 +72,13 @@ int dns_rc;
DEBUG(D_receive) debug_printf("SPF_dns_exim_lookup '%s'\n", domain);
-/* Shortcircuit SPF RR lookups by returning HOST_NOT_FOUND (shortest code path
-in libspf2). They were obsoleted by RFC 6686/7208 years ago. see bug #1294
-*/
+/* Shortcircuit SPF RR lookups by returning NO_DATA. They were obsoleted by
+RFC 6686/7208 years ago. see bug #1294 */
if (rr_type == T_SPF)
{
- HDEBUG(D_host_lookup) debug_printf("faking HOST_NOT_FOUND for SPF RR(99)
lookup\n");
- srr.herrno = HOST_NOT_FOUND;
+ HDEBUG(D_host_lookup) debug_printf("faking NO_DATA for SPF RR(99)
lookup\n");
+ srr.herrno = NO_DATA;
SPF_dns_rr_dup(&spfrr, &srr);
return spfrr;
}
--
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