[SCM] Samba Shared Repository - branch master updated
Amitay Isaacs
amitay at samba.org
Thu Nov 20 22:15:02 MST 2014
The branch, master has been updated
via b7f6b09 s4-dns: dlz-bind: Add trailing '.' to all fqdn strings
from 5ec63b8 s3:libsmb: fix some function header comments.
https://git.samba.org/?p=samba.git;a=shortlog;h=master
- Log -----------------------------------------------------------------
commit b7f6b09a13daaa702aef5a0ab9f458521e4902b1
Author: Amitay Isaacs <amitay at gmail.com>
Date: Mon Nov 3 11:57:50 2014 +1100
s4-dns: dlz-bind: Add trailing '.' to all fqdn strings
BIND 9.10.x is strict when sending records via putrr and putnamedrr.
Bug: https://bugzilla.samba.org/show_bug.cgi?id=10620
Thanks to Guenter Kukkukk for identifying the problem and resolution.
Signed-off-by: Amitay Isaacs <amitay at gmail.com>
Reviewed-by: Guenter Kukkukk <kukks at samba.org>
Autobuild-User(master): Amitay Isaacs <amitay at samba.org>
Autobuild-Date(master): Fri Nov 21 06:14:55 CET 2014 on sn-devel-104
-----------------------------------------------------------------------
Summary of changes:
source4/dns_server/dlz_bind9.c | 55 +++++++++++++++++++++++++++++++++--------
source4/torture/dns/dlz_bind9.c | 24 ++++++++++--------
2 files changed, 59 insertions(+), 20 deletions(-)
Changeset truncated at 500 lines:
diff --git a/source4/dns_server/dlz_bind9.c b/source4/dns_server/dlz_bind9.c
index d43b404..b7f5e58 100644
--- a/source4/dns_server/dlz_bind9.c
+++ b/source4/dns_server/dlz_bind9.c
@@ -110,6 +110,27 @@ static void b9_add_helper(struct dlz_bind9_data *state, const char *helper_name,
}
/*
+ * Add a trailing '.' if it's missing
+ */
+static const char *b9_format_fqdn(TALLOC_CTX *mem_ctx, const char *str)
+{
+ size_t len;
+ const char *tmp;
+
+ if (str == NULL || str[0] == '\0') {
+ return str;
+ }
+
+ len = strlen(str);
+ if (str[len-1] != '.') {
+ tmp = talloc_asprintf(mem_ctx, "%s.", str);
+ } else {
+ tmp = str;
+ }
+ return tmp;
+}
+
+/*
format a record for bind9
*/
static bool b9_format(struct dlz_bind9_data *state,
@@ -119,6 +140,7 @@ static bool b9_format(struct dlz_bind9_data *state,
{
uint32_t i;
char *tmp;
+ const char *fqdn;
switch (rec->wType) {
case DNS_TYPE_A:
@@ -133,7 +155,7 @@ static bool b9_format(struct dlz_bind9_data *state,
case DNS_TYPE_CNAME:
*type = "cname";
- *data = rec->data.cname;
+ *data = b9_format_fqdn(mem_ctx, rec->data.cname);
break;
case DNS_TYPE_TXT:
@@ -147,23 +169,30 @@ static bool b9_format(struct dlz_bind9_data *state,
case DNS_TYPE_PTR:
*type = "ptr";
- *data = rec->data.ptr;
+ *data = b9_format_fqdn(mem_ctx, rec->data.ptr);
break;
case DNS_TYPE_SRV:
*type = "srv";
+ fqdn = b9_format_fqdn(mem_ctx, rec->data.srv.nameTarget);
+ if (fqdn == NULL) {
+ return false;
+ }
*data = talloc_asprintf(mem_ctx, "%u %u %u %s",
rec->data.srv.wPriority,
rec->data.srv.wWeight,
rec->data.srv.wPort,
- rec->data.srv.nameTarget);
+ fqdn);
break;
case DNS_TYPE_MX:
*type = "mx";
+ fqdn = b9_format_fqdn(mem_ctx, rec->data.mx.nameTarget);
+ if (fqdn == NULL) {
+ return false;
+ }
*data = talloc_asprintf(mem_ctx, "%u %s",
- rec->data.mx.wPriority,
- rec->data.mx.nameTarget);
+ rec->data.mx.wPriority, fqdn);
break;
case DNS_TYPE_HINFO:
@@ -175,7 +204,7 @@ static bool b9_format(struct dlz_bind9_data *state,
case DNS_TYPE_NS:
*type = "ns";
- *data = rec->data.ns;
+ *data = b9_format_fqdn(mem_ctx, rec->data.ns);
break;
case DNS_TYPE_SOA: {
@@ -186,8 +215,9 @@ static bool b9_format(struct dlz_bind9_data *state,
* point at ourselves. This is how AD DNS servers
* force clients to send updates to the right local DC
*/
- mname = talloc_asprintf(mem_ctx, "%s.%s",
- lpcfg_netbios_name(state->lp), lpcfg_dnsdomain(state->lp));
+ mname = talloc_asprintf(mem_ctx, "%s.%s.",
+ lpcfg_netbios_name(state->lp),
+ lpcfg_dnsdomain(state->lp));
if (mname == NULL) {
return false;
}
@@ -196,11 +226,15 @@ static bool b9_format(struct dlz_bind9_data *state,
return false;
}
+ fqdn = b9_format_fqdn(mem_ctx, rec->data.soa.rname);
+ if (fqdn == NULL) {
+ return false;
+ }
+
state->soa_serial = rec->data.soa.serial;
*data = talloc_asprintf(mem_ctx, "%s %s %u %u %u %u %u",
- mname,
- rec->data.soa.rname,
+ mname, fqdn,
rec->data.soa.serial,
rec->data.soa.refresh,
rec->data.soa.retry,
@@ -957,6 +991,7 @@ _PUBLIC_ isc_result_t dlz_allnodes(const char *zone, void *dbdata,
} else {
name = talloc_asprintf(el_ctx, "%s.%s", rdn, zone);
}
+ name = b9_format_fqdn(el_ctx, name);
if (name == NULL) {
talloc_free(tmp_ctx);
return ISC_R_NOMEMORY;
diff --git a/source4/torture/dns/dlz_bind9.c b/source4/torture/dns/dlz_bind9.c
index 93da21f..de07f67 100644
--- a/source4/torture/dns/dlz_bind9.c
+++ b/source4/torture/dns/dlz_bind9.c
@@ -353,7 +353,7 @@ static bool test_dlz_bind9_lookup(struct torture_context *tctx)
expected1->records[0].type = "soa";
expected1->records[0].ttl = 3600;
expected1->records[0].data = talloc_asprintf(expected1->records,
- "%s.%s hostmaster.%s 1 900 600 86400 3600",
+ "%s.%s. hostmaster.%s. 1 900 600 86400 3600",
torture_setting_string(tctx, "host", NULL),
lpcfg_dnsdomain(tctx->lp_ctx),
lpcfg_dnsdomain(tctx->lp_ctx));
@@ -362,7 +362,7 @@ static bool test_dlz_bind9_lookup(struct torture_context *tctx)
expected1->records[1].name = expected1->query_name;
expected1->records[1].type = "ns";
expected1->records[1].ttl = 900;
- expected1->records[1].data = talloc_asprintf(expected1->records, "%s.%s",
+ expected1->records[1].data = talloc_asprintf(expected1->records, "%s.%s.",
torture_setting_string(tctx, "host", NULL),
lpcfg_dnsdomain(tctx->lp_ctx));
torture_assert(tctx, expected1->records[1].data != NULL, "talloc failed");
@@ -471,40 +471,44 @@ static bool test_dlz_bind9_zonedump(struct torture_context *tctx)
expected1->num_records);
torture_assert(tctx, expected1->records != NULL, "talloc failed");
- expected1->records[0].name = lpcfg_dnsdomain(tctx->lp_ctx);
+ expected1->records[0].name = talloc_asprintf(expected1->records,
+ "%s.", lpcfg_dnsdomain(tctx->lp_ctx));
expected1->records[0].type = "soa";
expected1->records[0].ttl = 3600;
expected1->records[0].data = talloc_asprintf(expected1->records,
- "%s.%s hostmaster.%s 1 900 600 86400 3600",
+ "%s.%s. hostmaster.%s. 1 900 600 86400 3600",
torture_setting_string(tctx, "host", NULL),
lpcfg_dnsdomain(tctx->lp_ctx),
lpcfg_dnsdomain(tctx->lp_ctx));
torture_assert(tctx, expected1->records[0].data != NULL, "talloc failed");
- expected1->records[1].name = lpcfg_dnsdomain(tctx->lp_ctx);
+ expected1->records[1].name = talloc_asprintf(expected1->records,
+ "%s.", lpcfg_dnsdomain(tctx->lp_ctx));
expected1->records[1].type = "ns";
expected1->records[1].ttl = 900;
- expected1->records[1].data = talloc_asprintf(expected1->records, "%s.%s",
+ expected1->records[1].data = talloc_asprintf(expected1->records, "%s.%s.",
torture_setting_string(tctx, "host", NULL),
lpcfg_dnsdomain(tctx->lp_ctx));
torture_assert(tctx, expected1->records[1].data != NULL, "talloc failed");
- expected1->records[2].name = lpcfg_dnsdomain(tctx->lp_ctx);
+ expected1->records[2].name = talloc_asprintf(expected1->records,
+ "%s.", lpcfg_dnsdomain(tctx->lp_ctx));
expected1->records[2].type = "aaaa";
expected1->records[2].ttl = 900;
- expected1->records[3].name = lpcfg_dnsdomain(tctx->lp_ctx);
+ expected1->records[3].name = talloc_asprintf(expected1->records,
+ "%s.", lpcfg_dnsdomain(tctx->lp_ctx));
expected1->records[3].type = "a";
expected1->records[3].ttl = 900;
- expected1->records[4].name = talloc_asprintf(expected1->records, "%s.%s",
+ expected1->records[4].name = talloc_asprintf(expected1->records, "%s.%s.",
torture_setting_string(tctx, "host", NULL),
lpcfg_dnsdomain(tctx->lp_ctx));
torture_assert(tctx, expected1->records[4].name != NULL, "unknown host");
expected1->records[4].type = "aaaa";
expected1->records[4].ttl = 900;
- expected1->records[5].name = talloc_asprintf(expected1->records, "%s.%s",
+ expected1->records[5].name = talloc_asprintf(expected1->records, "%s.%s.",
torture_setting_string(tctx, "host", NULL),
lpcfg_dnsdomain(tctx->lp_ctx));
torture_assert(tctx, expected1->records[5].name != NULL, "unknown host");
--
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