Adding upstream version 3.2.6.upstream/3.2.6upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

1 files changed, 229 insertions, 0 deletions

diff --git a/tests/contrib/test_sockaddr.c b/tests/contrib/test_sockaddr.c
new file mode 100644
index 0000000..87d2d77
--- /dev/null
+++ b/tests/contrib/test_sockaddr.c
@@ -0,0 +1,229 @@
+/*  Copyright (C) 2019 CZ.NIC, z.s.p.o. <knot-dns@labs.nic.cz>
+
+    This program is free software: you can redistribute it and/or modify
+    it under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+#include <tap/basic.h>
+
+#include "contrib/sockaddr.h"
+#include "libknot/errcode.h"
+
+static void test_sockaddr_is_any(void)
+{
+	struct sockaddr_storage invalid = { 0 };
+	ok(!sockaddr_is_any(&invalid), "sockaddr_is_any: invalid");
+
+	struct sockaddr_storage path = { 0 };
+	path.ss_family = AF_UNIX;
+	ok(!sockaddr_is_any(&path), "sockaddr_is_any: unix");
+
+	struct sockaddr_storage ipv4_local = { 0 };
+	sockaddr_set(&ipv4_local, AF_INET, "127.0.0.1", 0);
+	ok(!sockaddr_is_any(&ipv4_local), "sockaddr_is_any: IPv4 local");
+
+	struct sockaddr_storage ipv4_any = { 0 };
+	sockaddr_set(&ipv4_any, AF_INET, "0.0.0.0", 0);
+	ok(sockaddr_is_any(&ipv4_any), "sockaddr_is_any: IPv4 any");
+
+	struct sockaddr_storage ipv6_local = { 0 };
+	sockaddr_set(&ipv6_local, AF_INET6, "::1", 0);
+	ok(!sockaddr_is_any(&ipv6_local), "sockaddr_is_any: IPv6 local");
+
+	struct sockaddr_storage ipv6_any = { 0 };
+	sockaddr_set(&ipv6_any, AF_INET6, "::", 0);
+	ok(sockaddr_is_any(&ipv6_any), "sockaddr_is_any: IPv6 any");
+}
+
+static void check_sockaddr_set(struct sockaddr_storage *ss, int family,
+                               const char *straddr, int port)
+{
+	int ret = sockaddr_set(ss, family, straddr, port);
+	is_int(KNOT_EOK, ret, "set address '%s'", straddr);
+}
+
+static void test_net_match(void)
+{
+	int ret;
+	struct sockaddr_storage t = { 0 };
+
+	// 127 dec ~ 01111111 bin
+	// 170 dec ~ 10101010 bin
+	struct sockaddr_storage ref4 = { 0 };
+	check_sockaddr_set(&ref4, AF_INET, "127.170.170.127", 0);
+
+	// 7F hex ~ 01111111 bin
+	// AA hex ~ 10101010 bin
+	struct sockaddr_storage ref6 = { 0 };
+	check_sockaddr_set(&ref6, AF_INET6, "7FAA::AA7F", 0);
+
+	ret = sockaddr_net_match(&ref4, &ref6, 32);
+	ok(ret == false, "match: family mismatch");
+
+	ret = sockaddr_net_match(NULL, &ref4, 32);
+	ok(ret == false, "match: NULL first parameter");
+	ret = sockaddr_net_match(&ref4, NULL, 32);
+	ok(ret == false, "match: NULL second parameter");
+
+	ret = sockaddr_net_match(&ref4, &ref4, -1);
+	ok(ret == true, "match: ipv4 - identity, auto full prefix");
+	ret = sockaddr_net_match(&ref4, &ref4, 31);
+	ok(ret == true, "match: ipv4 - identity, subnet");
+	ret = sockaddr_net_match(&ref4, &ref4, 32);
+	ok(ret == true, "match: ipv4 - identity, full prefix");
+	ret = sockaddr_net_match(&ref4, &ref4, 33);
+	ok(ret == true, "match: ipv4 - identity, prefix overflow");
+
+	ret = sockaddr_net_match(&ref6, &ref6, -1);
+	ok(ret == true, "match: ipv6 - identity, auto full prefix");
+	ret = sockaddr_net_match(&ref6, &ref6, 127);
+	ok(ret == true, "match: ipv6 - identity, subnet");
+	ret = sockaddr_net_match(&ref6, &ref6, 128);
+	ok(ret == true, "match: ipv6 - identity, full prefix");
+	ret = sockaddr_net_match(&ref6, &ref6, 129);
+	ok(ret == true, "match: ipv6 - identity, prefix overflow");
+
+	// 124 dec ~ 01111100 bin
+	check_sockaddr_set(&t, AF_INET, "124.0.0.0", 0);
+	ret = sockaddr_net_match(&t, &ref4, 5);
+	ok(ret == true, "match: ipv4 - first byte, shorter prefix");
+	ret = sockaddr_net_match(&t, &ref4, 6);
+	ok(ret == true, "match: ipv4 - first byte, precise prefix");
+	ret = sockaddr_net_match(&t, &ref4, 7);
+	ok(ret == false, "match: ipv4 - first byte, not match");
+
+	check_sockaddr_set(&t, AF_INET, "127.170.170.124", 0);
+	ret = sockaddr_net_match(&t, &ref4, 29);
+	ok(ret == true, "match: ipv4 - last byte, shorter prefix");
+	ret = sockaddr_net_match(&t, &ref4, 30);
+	ok(ret == true, "match: ipv4 - last byte, precise prefix");
+	ret = sockaddr_net_match(&t, &ref4, 31);
+	ok(ret == false, "match: ipv4 - last byte, not match");
+
+	// 7C hex ~ 01111100 bin
+	check_sockaddr_set(&t, AF_INET6, "7CAA::", 0);
+	ret = sockaddr_net_match(&t, &ref6, 5);
+	ok(ret == true, "match: ipv6 - first byte, shorter prefix");
+	ret = sockaddr_net_match(&t, &ref6, 6);
+	ok(ret == true, "match: ipv6 - first byte, precise prefix");
+	ret = sockaddr_net_match(&t, &ref6, 7);
+	ok(ret == false, "match: ipv6 - first byte, not match");
+
+	check_sockaddr_set(&t, AF_INET6, "7FAA::AA7C", 0);
+	ret = sockaddr_net_match(&t, &ref6, 125);
+	ok(ret == true, "match: ipv6 - last byte, shorter prefix");
+	ret = sockaddr_net_match(&t, &ref6, 126);
+	ok(ret == true, "match: ipv6 - last byte, precise prefix");
+	ret = sockaddr_net_match(&t, &ref6, 127);
+	ok(ret == false, "match: ipv6 - last byte, not match");
+}
+
+static void test_range_match(void)
+{
+	bool ret;
+	struct sockaddr_storage t = { 0 };
+	struct sockaddr_storage min = { 0 };
+	struct sockaddr_storage max = { 0 };
+
+	// IPv4 tests.
+
+	check_sockaddr_set(&min, AF_INET, "0.0.0.0", 0);
+	check_sockaddr_set(&max, AF_INET, "255.255.255.255", 0);
+
+	check_sockaddr_set(&t, AF_INET, "0.0.0.0", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv4 max range - minimum");
+	check_sockaddr_set(&t, AF_INET, "255.255.255.255", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv4 max range - maximum");
+
+	check_sockaddr_set(&min, AF_INET, "1.13.113.213", 0);
+	check_sockaddr_set(&max, AF_INET, "2.24.124.224", 0);
+
+	check_sockaddr_set(&t, AF_INET, "1.12.113.213", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv4 middle range - negative far min");
+	check_sockaddr_set(&t, AF_INET, "1.13.113.212", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv4 middle range - negative close min");
+	check_sockaddr_set(&t, AF_INET, "1.13.113.213", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv4 middle range - minimum");
+	check_sockaddr_set(&t, AF_INET, "1.13.213.213", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv4 middle range - middle");
+	check_sockaddr_set(&t, AF_INET, "2.24.124.224", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv4 middle range - max");
+	check_sockaddr_set(&t, AF_INET, "2.24.124.225", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv4 middle range - negative close max");
+	check_sockaddr_set(&t, AF_INET, "2.25.124.225", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv4 middle range - negative far max");
+
+	// IPv6 tests.
+
+	check_sockaddr_set(&min, AF_INET6, "::0", 0);
+	check_sockaddr_set(&max, AF_INET6,
+	                   "FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF", 0);
+
+	check_sockaddr_set(&t, AF_INET6, "::0", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv6 max range - minimum");
+	check_sockaddr_set(&t, AF_INET6,
+	                   "FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:FFFF", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv6 max range - maximum");
+
+	check_sockaddr_set(&min, AF_INET6, "1:13::ABCD:200B", 0);
+	check_sockaddr_set(&max, AF_INET6, "2:A24::124:224", 0);
+
+	check_sockaddr_set(&t, AF_INET6, "1:12::BCD:2000", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv6 middle range - negative far min");
+	check_sockaddr_set(&t, AF_INET6, "1:13::ABCD:200A", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv6 middle range - negative close min");
+	check_sockaddr_set(&t, AF_INET6, "1:13::ABCD:200B", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv6 middle range - minimum");
+	check_sockaddr_set(&t, AF_INET6, "1:13:0:12:34:0:ABCD:200B", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv6 middle range - middle");
+	check_sockaddr_set(&t, AF_INET6, "2:A24::124:224", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == true, "match: ipv6 middle range - max");
+	check_sockaddr_set(&t, AF_INET6, "2:A24::124:225", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv6 middle range - negative close max");
+	check_sockaddr_set(&t, AF_INET6, "2:FA24::4:24", 0);
+	ret = sockaddr_range_match(&t, &min, &max);
+	ok(ret == false, "match: ipv6 middle range - negative far max");
+}
+
+int main(int argc, char *argv[])
+{
+	plan_lazy();
+
+	diag("sockaddr_is_any");
+	test_sockaddr_is_any();
+
+	diag("sockaddr_net_match");
+	test_net_match();
+
+	diag("sockaddr_range_match");
+	test_range_match();
+
+	return 0;
+}