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authorTodd Lyons <tlyons@exim.org>2013-04-09 12:41:50 -0700
committerTodd Lyons <tlyons@exim.org>2013-04-10 10:04:41 -0700
commit620df281ca6618bddb7ae6f996ccfc06b148ec3e (patch)
tree6ddc2c7c083b7196649c2b913fd48ad4d6dbbbe3
parentac7a78c5a176d65837fe4d0487d68b349739a126 (diff)
Fix history file logging to use correct variables
Remove SPF domain synthesis, just use HELO.
-rw-r--r--src/src/dmarc.c58
-rw-r--r--src/src/dmarc.h16
2 files changed, 46 insertions, 28 deletions
diff --git a/src/src/dmarc.c b/src/src/dmarc.c
index f451fa650..825c2aa99 100644
--- a/src/src/dmarc.c
+++ b/src/src/dmarc.c
@@ -31,7 +31,7 @@ uschar *dmarc_pass_fail = US"skipped";
extern pdkim_signature *dkim_signatures;
header_line *from_header = NULL;
extern SPF_response_t *spf_response;
-int dmarc_spf_result = 0;
+int dmarc_spf_ares_result = 0;
uschar *spf_sender_domain = NULL;
uschar *spf_human_readable = NULL;
u_char *header_from_sender = NULL;
@@ -143,7 +143,8 @@ int dmarc_store_data(header_line *hdr) {
strings and evaluates the condition outcome. */
int dmarc_process() {
- int sr, origin; /* used in SPF section */
+ int sr, origin; /* used in SPF section */
+ int dmarc_spf_result = 0; /* stores spf into dmarc conn ctx */
pdkim_signature *sig = NULL;
BOOL has_dmarc_record = TRUE;
u_char **ruf; /* forensic report addressees, if called for */
@@ -198,34 +199,17 @@ int dmarc_process() {
if ( spf_response == NULL )
{
/* No spf data means null envelope sender so generate a domain name
- * from the sender_host_name || sender_helo_name */
+ * from the sender_helo_name */
if (spf_sender_domain == NULL)
{
- spf_sender_domain = (sender_host_name == NULL) ? sender_helo_name : sender_host_name;
- uschar *subdomain = spf_sender_domain;
- int count = 0;
- while (subdomain && *subdomain != '.')
- {
- subdomain++;
- count++;
- }
- /* If parsed characters in temp var "subdomain" and is pointing to
- * a period now, get rid of the period and use that. Otherwise
- * will use whatever was first set in spf_sender_domain. Goal is to
- * generate a sane answer, not necessarily the right/best answer b/c
- * at this point with a null sender, it's a bounce message, making
- * the spf domain be subjective. */
- if (count > 0 && *subdomain == '.')
- {
- subdomain++;
- spf_sender_domain = subdomain;
- }
+ spf_sender_domain = sender_helo_name;
log_write(0, LOG_MAIN, "DMARC using synthesized SPF sender domain = %s\n",
spf_sender_domain);
DEBUG(D_receive)
debug_printf("DMARC using synthesized SPF sender domain = %s\n", spf_sender_domain);
}
dmarc_spf_result = DMARC_POLICY_SPF_OUTCOME_NONE;
+ dmarc_spf_ares_result = ARES_RESULT_UNKNOWN;
origin = DMARC_POLICY_SPF_ORIGIN_HELO;
spf_human_readable = US"";
}
@@ -237,6 +221,14 @@ int dmarc_process() {
(sr == SPF_RESULT_FAIL) ? DMARC_POLICY_SPF_OUTCOME_FAIL :
(sr == SPF_RESULT_SOFTFAIL) ? DMARC_POLICY_SPF_OUTCOME_TMPFAIL :
DMARC_POLICY_SPF_OUTCOME_NONE;
+ dmarc_spf_ares_result = (sr == SPF_RESULT_NEUTRAL) ? ARES_RESULT_NEUTRAL :
+ (sr == SPF_RESULT_PASS) ? ARES_RESULT_PASS :
+ (sr == SPF_RESULT_FAIL) ? ARES_RESULT_FAIL :
+ (sr == SPF_RESULT_SOFTFAIL) ? ARES_RESULT_SOFTFAIL :
+ (sr == SPF_RESULT_NONE) ? ARES_RESULT_NONE :
+ (sr == SPF_RESULT_TEMPERROR) ? ARES_RESULT_TEMPERROR :
+ (sr == SPF_RESULT_PERMERROR) ? ARES_RESULT_PERMERROR :
+ ARES_RESULT_UNKNOWN;
origin = DMARC_POLICY_SPF_ORIGIN_MAILFROM;
spf_human_readable = (uschar *)spf_response->header_comment;
DEBUG(D_receive)
@@ -259,11 +251,12 @@ int dmarc_process() {
dkim_history_buffer = US"";
while (sig != NULL)
{
- int dkim_result, vs;
- vs = sig->verify_status;
+ int dkim_result, dkim_ares_result, vs, ves;
+ vs = sig->verify_status;
+ ves = sig->verify_ext_status;
dkim_result = ( vs == PDKIM_VERIFY_PASS ) ? DMARC_POLICY_DKIM_OUTCOME_PASS :
- ( vs == PDKIM_VERIFY_FAIL ) ? DMARC_POLICY_DKIM_OUTCOME_FAIL :
- ( vs == PDKIM_VERIFY_INVALID ) ? DMARC_POLICY_DKIM_OUTCOME_TMPFAIL :
+ ( vs == PDKIM_VERIFY_FAIL ) ? DMARC_POLICY_DKIM_OUTCOME_FAIL :
+ ( vs == PDKIM_VERIFY_INVALID ) ? DMARC_POLICY_DKIM_OUTCOME_TMPFAIL :
DMARC_POLICY_DKIM_OUTCOME_NONE;
libdm_status = opendmarc_policy_store_dkim(dmarc_pctx, (uschar *)sig->domain,
dkim_result, US"");
@@ -273,8 +266,17 @@ int dmarc_process() {
log_write(0, LOG_MAIN|LOG_PANIC, "failure to store dkim (%s) for DMARC: %s",
sig->domain, opendmarc_policy_status_to_str(libdm_status));
+ dkim_ares_result = ( vs == PDKIM_VERIFY_PASS ) ? ARES_RESULT_PASS :
+ ( vs == PDKIM_VERIFY_FAIL ) ? ARES_RESULT_FAIL :
+ ( vs == PDKIM_VERIFY_NONE ) ? ARES_RESULT_NONE :
+ ( vs == PDKIM_VERIFY_INVALID ) ?
+ ( ves == PDKIM_VERIFY_INVALID_PUBKEY_UNAVAILABLE ? ARES_RESULT_PERMERROR :
+ ves == PDKIM_VERIFY_INVALID_BUFFER_SIZE ? ARES_RESULT_PERMERROR :
+ ves == PDKIM_VERIFY_INVALID_PUBKEY_PARSING ? ARES_RESULT_PERMERROR :
+ ARES_RESULT_UNKNOWN ) :
+ ARES_RESULT_UNKNOWN;
dkim_history_buffer = string_sprintf("%sdkim %s %d\n", dkim_history_buffer,
- sig->domain, dkim_result);
+ sig->domain, dkim_ares_result);
sig = sig->next;
}
libdm_status = opendmarc_policy_query_dmarc(dmarc_pctx, US"");
@@ -426,7 +428,7 @@ int dmarc_write_history_file()
expand_string(US"$sender_address_domain"));
if (spf_response != NULL)
- history_buffer = string_sprintf("%sspf %d\n", history_buffer, dmarc_spf_result);
+ history_buffer = string_sprintf("%sspf %d\n", history_buffer, dmarc_spf_ares_result);
// history_buffer = string_sprintf("%sspf -1\n", history_buffer);
history_buffer = string_sprintf("%s%s", history_buffer, dkim_history_buffer);
diff --git a/src/src/dmarc.h b/src/src/dmarc.h
index 8537a62ab..356a8e423 100644
--- a/src/src/dmarc.h
+++ b/src/src/dmarc.h
@@ -42,6 +42,22 @@ void dmarc_send_forensic_report(u_char **);
#define DMARC_RESULT_TEMPFAIL 3
#define DMARC_RESULT_QUARANTINE 4
+/* From opendmarc-ar.h */
+/* ARES_RESULT_T -- type for specifying an authentication result */
+#define ARES_RESULT_UNDEFINED (-1)
+#define ARES_RESULT_PASS 0
+#define ARES_RESULT_UNUSED 1
+#define ARES_RESULT_SOFTFAIL 2
+#define ARES_RESULT_NEUTRAL 3
+#define ARES_RESULT_TEMPERROR 4
+#define ARES_RESULT_PERMERROR 5
+#define ARES_RESULT_NONE 6
+#define ARES_RESULT_FAIL 7
+#define ARES_RESULT_POLICY 8
+#define ARES_RESULT_NXDOMAIN 9
+#define ARES_RESULT_SIGNED 10
+#define ARES_RESULT_UNKNOWN 11
+#define ARES_RESULT_DISCARD 12
#endif /* EXPERIMENTAL_DMARC */