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3445. [bug] Warn about zone files with blank owner names

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immediately after $ORIGIN directives. [RT #31848]

Conflicts:
	lib/dns/tests/master_test.c
This commit is contained in:
Mark Andrews 2013-01-04 11:23:18 +11:00
parent e285c6ea84
commit 8bd5bcd2a7
5 changed files with 67 additions and 59 deletions
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4
CHANGES
View file

@ -10,8 +10,8 @@
3446. [port] win32: Add source ID (see change #3400) to build.
[RT #31683]
3445. [bug] Reject zone files with blank owner names immediately
after $ORIGIN directives. [RT #31848]
3445. [bug] Warn about zone files with blank owner names
immediately after $ORIGIN directives. [RT #31848]
3444. [bug] The NOQNAME proof was not being returned from cached
insecure responses. [RT #21409]

3
lib/dns/include/dns/result.h
View file

@ -152,9 +152,8 @@
#define DNS_R_BROKENCHAIN (ISC_RESULTCLASS_DNS + 106)
#define DNS_R_EXPIRED (ISC_RESULTCLASS_DNS + 107)
#define DNS_R_NOTDYNAMIC (ISC_RESULTCLASS_DNS + 108)
#define DNS_R_UNSAFENAME (ISC_RESULTCLASS_DNS + 109)
#define DNS_R_NRESULTS 110 /*%< Number of results */
#define DNS_R_NRESULTS 109 /*%< Number of results */
/*
* DNS wire format rcodes.

9
lib/dns/master.c
View file

@ -1588,18 +1588,11 @@ load_text(dns_loadctx_t *lctx) {
sizeof(cbuf));
dns_name_format(ictx->origin, obuf,
sizeof(obuf));
(*callbacks->error)(callbacks,
(*callbacks->warn)(callbacks,
"%s:%lu: record with inherited "
"owner (%s) immediately after "
"$ORIGIN (%s)", source, line,
cbuf, obuf);
result = DNS_R_UNSAFENAME;
if (MANYERRS(lctx, result)) {
SETRESULT(lctx, result);
read_till_eol = ISC_TRUE;
continue;
} else if (result != ISC_R_SUCCESS)
goto insist_and_cleanup;
}
}

3
lib/dns/result.c
View file

@ -161,8 +161,7 @@ static const char *text[DNS_R_NRESULTS] = {
"not master", /*%< 105 DNS_R_NOTMASTER */
"broken trust chain", /*%< 106 DNS_R_BROKENCHAIN */
"expired", /*%< 107 DNS_R_EXPIRED */
"not dynamic", /*%< 108 DNS_R_NOTDYNAMIC */
"unsafe name", /*%< 109 DNS_R_UNSAFENAME */
"not dynamic" /*%< 108 DNS_R_NOTDYNAMIC */
};
static const char *rcode_text[DNS_R_NRCODERESULTS] = {

107
lib/dns/tests/master_test.c
View file

@ -84,7 +84,9 @@ rawdata_callback(dns_zone_t *zone, dns_masterrawheader_t *h) {
}
static isc_result_t
setup_master() {
setup_master(void (*warn)(struct dns_rdatacallbacks *, const char *, ...),
void (*error)(struct dns_rdatacallbacks *, const char *, ...))
{
isc_result_t result;
int len;
isc_buffer_t source;
@ -108,14 +110,25 @@ setup_master() {
callbacks.add = add_callback;
callbacks.rawdata = rawdata_callback;
callbacks.zone = NULL;
if (warn != NULL)
callbacks.warn = warn;
if (error != NULL)
callbacks.error = error;
headerset = ISC_FALSE;
return (result);
}
static isc_result_t
test_master(const char *testfile, dns_masterformat_t format) {
isc_result_t result;
headerset = ISC_FALSE;
test_master(const char *testfile, dns_masterformat_t format,
void (*warn)(struct dns_rdatacallbacks *, const char *, ...),
void (*error)(struct dns_rdatacallbacks *, const char *, ...))
{
isc_result_t result;
result = setup_master(warn, error);
if (result != ISC_R_SUCCESS)
return(result);
result = dns_master_loadfile2(testfile, &dns_origin, &dns_origin,
dns_rdataclass_in, ISC_TRUE,
&callbacks, mctx, format);
@ -146,9 +159,8 @@ ATF_TC_BODY(load, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master1.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_test_end();
@ -170,9 +182,8 @@ ATF_TC_BODY(unexpected, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master2.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_UNEXPECTEDEND);
dns_test_end();
@ -194,9 +205,8 @@ ATF_TC_BODY(noowner, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master3.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, DNS_R_NOOWNER);
dns_test_end();
@ -219,9 +229,8 @@ ATF_TC_BODY(nottl, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master4.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_test_end();
@ -243,9 +252,8 @@ ATF_TC_BODY(badclass, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master5.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, DNS_R_BADCLASS);
dns_test_end();
@ -265,9 +273,8 @@ ATF_TC_BODY(toobig, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master15.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_NOSPACE);
dns_test_end();
@ -288,9 +295,8 @@ ATF_TC_BODY(maxrdata, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master16.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_test_end();
@ -310,9 +316,8 @@ ATF_TC_BODY(dnskey, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master6.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_test_end();
@ -333,9 +338,8 @@ ATF_TC_BODY(dnsnokey, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master7.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_test_end();
@ -355,9 +359,8 @@ ATF_TC_BODY(include, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master8.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, DNS_R_SEENINCLUDE);
dns_test_end();
@ -378,7 +381,9 @@ ATF_TC_BODY(master_includelist, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = setup_master(NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
result = dns_master_loadfile4("testdata/master/master8.data",
&dns_origin, &dns_origin,
dns_rdataclass_in, 0, ISC_TRUE,
@ -408,9 +413,8 @@ ATF_TC_BODY(includefail, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master9.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, DNS_R_BADCLASS);
dns_test_end();
@ -431,9 +435,8 @@ ATF_TC_BODY(blanklines, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master10.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_test_end();
@ -453,9 +456,8 @@ ATF_TC_BODY(leadingzero, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("testdata/master/master11.data",
dns_masterformat_text);
dns_masterformat_text, NULL, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
dns_test_end();
@ -520,25 +522,22 @@ ATF_TC_BODY(loadraw, tc) {
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
/* Raw format version 0 */
setup_master();
result = test_master("testdata/master/master12.data",
dns_masterformat_raw);
dns_masterformat_raw, NULL, NULL);
ATF_CHECK_STREQ(isc_result_totext(result), "success");
ATF_CHECK(headerset);
ATF_CHECK_EQ(header.flags, 0);
/* Raw format version 1, no source serial */
setup_master();
result = test_master("testdata/master/master13.data",
dns_masterformat_raw);
dns_masterformat_raw, NULL, NULL);
ATF_CHECK_STREQ(isc_result_totext(result), "success");
ATF_CHECK(headerset);
ATF_CHECK_EQ(header.flags, 0);
/* Raw format version 1, source serial == 2011120101 */
setup_master();
result = test_master("testdata/master/master14.data",
dns_masterformat_raw);
dns_masterformat_raw, NULL, NULL);
ATF_CHECK_STREQ(isc_result_totext(result), "success");
ATF_CHECK(headerset);
ATF_CHECK((header.flags & DNS_MASTERRAW_SOURCESERIALSET) != 0);
@ -593,8 +592,7 @@ ATF_TC_BODY(dumpraw, tc) {
dns_masterformat_raw);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("test.dump", dns_masterformat_raw);
result = test_master("test.dump", dns_masterformat_raw, NULL, NULL);
ATF_CHECK_STREQ(isc_result_totext(result), "success");
ATF_CHECK(headerset);
ATF_CHECK_EQ(header.flags, 0);
@ -609,8 +607,7 @@ ATF_TC_BODY(dumpraw, tc) {
dns_masterformat_raw, &header);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
result = test_master("test.dump", dns_masterformat_raw);
result = test_master("test.dump", dns_masterformat_raw, NULL, NULL);
ATF_CHECK_STREQ(isc_result_totext(result), "success");
ATF_CHECK(headerset);
ATF_CHECK((header.flags & DNS_MASTERRAW_SOURCESERIALSET) != 0);
@ -622,6 +619,23 @@ ATF_TC_BODY(dumpraw, tc) {
dns_test_end();
}
static const char *warn_expect_value;
static isc_boolean_t warn_expect_result;
static void
warn_expect(struct dns_rdatacallbacks *callbacks, const char *fmt, ...) {
char buf[4096];
va_list ap;
UNUSED(callbacks);
va_start(ap, fmt);
vsnprintf(buf, sizeof(buf), fmt, ap);
va_end(ap);
if (warn_expect_value != NULL && strstr(buf, warn_expect_value) != NULL)
warn_expect_result = ISC_TRUE;
}
/* Origin change test */
ATF_TC(neworigin);
ATF_TC_HEAD(neworigin, tc) {
@ -637,10 +651,13 @@ ATF_TC_BODY(neworigin, tc) {
result = dns_test_begin(NULL, ISC_FALSE);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
setup_master();
warn_expect_value = "record with inherited owner";
warn_expect_result = ISC_FALSE;
result = test_master("testdata/master/master17.data",
dns_masterformat_text);
ATF_REQUIRE_EQ(result, DNS_R_UNSAFENAME);
dns_masterformat_text, warn_expect, NULL);
ATF_REQUIRE_EQ(result, ISC_R_SUCCESS);
ATF_CHECK_MSG(warn_expect_result, "'%s' warning not emitted",
warn_expect_value);
dns_test_end();
}