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-rw-r--r--src/network/test-network.c258
1 files changed, 258 insertions, 0 deletions
diff --git a/src/network/test-network.c b/src/network/test-network.c
new file mode 100644
index 0000000..03c9440
--- /dev/null
+++ b/src/network/test-network.c
@@ -0,0 +1,258 @@
+/* SPDX-License-Identifier: LGPL-2.1-or-later */
+
+#include <arpa/inet.h>
+#include <sys/param.h>
+
+#include "sd-device.h"
+
+#include "alloc-util.h"
+#include "dhcp-lease-internal.h"
+#include "ether-addr-util.h"
+#include "hostname-util.h"
+#include "network-internal.h"
+#include "networkd-manager.h"
+#include "string-util.h"
+#include "tests.h"
+
+static void test_deserialize_in_addr(void) {
+ _cleanup_free_ struct in_addr *addresses = NULL;
+ _cleanup_free_ struct in6_addr *addresses6 = NULL;
+ union in_addr_union a, b, c, d, e, f;
+ int size;
+ const char *addresses_string = "192.168.0.1 0:0:0:0:0:FFFF:204.152.189.116 192.168.0.2 ::1 192.168.0.3 1:0:0:0:0:0:0:8";
+
+ assert_se(in_addr_from_string(AF_INET, "0:0:0:0:0:FFFF:204.152.189.116", &a) < 0);
+ assert_se(in_addr_from_string(AF_INET6, "192.168.0.1", &d) < 0);
+
+ assert_se(in_addr_from_string(AF_INET, "192.168.0.1", &a) >= 0);
+ assert_se(in_addr_from_string(AF_INET, "192.168.0.2", &b) >= 0);
+ assert_se(in_addr_from_string(AF_INET, "192.168.0.3", &c) >= 0);
+ assert_se(in_addr_from_string(AF_INET6, "0:0:0:0:0:FFFF:204.152.189.116", &d) >= 0);
+ assert_se(in_addr_from_string(AF_INET6, "::1", &e) >= 0);
+ assert_se(in_addr_from_string(AF_INET6, "1:0:0:0:0:0:0:8", &f) >= 0);
+
+ assert_se((size = deserialize_in_addrs(&addresses, addresses_string)) >= 0);
+ assert_se(size == 3);
+ assert_se(in_addr_equal(AF_INET, &a, (union in_addr_union *) &addresses[0]));
+ assert_se(in_addr_equal(AF_INET, &b, (union in_addr_union *) &addresses[1]));
+ assert_se(in_addr_equal(AF_INET, &c, (union in_addr_union *) &addresses[2]));
+
+ assert_se((size = deserialize_in6_addrs(&addresses6, addresses_string)) >= 0);
+ assert_se(size == 3);
+ assert_se(in_addr_equal(AF_INET6, &d, (union in_addr_union *) &addresses6[0]));
+ assert_se(in_addr_equal(AF_INET6, &e, (union in_addr_union *) &addresses6[1]));
+ assert_se(in_addr_equal(AF_INET6, &f, (union in_addr_union *) &addresses6[2]));
+}
+
+static void test_deserialize_dhcp_routes(void) {
+ size_t size, allocated;
+
+ {
+ _cleanup_free_ struct sd_dhcp_route *routes = NULL;
+ assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, "") >= 0);
+ assert_se(size == 0);
+ }
+
+ {
+ /* no errors */
+ _cleanup_free_ struct sd_dhcp_route *routes = NULL;
+ const char *routes_string = "192.168.0.0/16,192.168.0.1 10.1.2.0/24,10.1.2.1 0.0.0.0/0,10.0.1.1";
+
+ assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);
+
+ assert_se(size == 3);
+ assert_se(routes[0].dst_addr.s_addr == inet_addr("192.168.0.0"));
+ assert_se(routes[0].gw_addr.s_addr == inet_addr("192.168.0.1"));
+ assert_se(routes[0].dst_prefixlen == 16);
+
+ assert_se(routes[1].dst_addr.s_addr == inet_addr("10.1.2.0"));
+ assert_se(routes[1].gw_addr.s_addr == inet_addr("10.1.2.1"));
+ assert_se(routes[1].dst_prefixlen == 24);
+
+ assert_se(routes[2].dst_addr.s_addr == inet_addr("0.0.0.0"));
+ assert_se(routes[2].gw_addr.s_addr == inet_addr("10.0.1.1"));
+ assert_se(routes[2].dst_prefixlen == 0);
+ }
+
+ {
+ /* error in second word */
+ _cleanup_free_ struct sd_dhcp_route *routes = NULL;
+ const char *routes_string = "192.168.0.0/16,192.168.0.1 10.1.2.0#24,10.1.2.1 0.0.0.0/0,10.0.1.1";
+
+ assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);
+
+ assert_se(size == 2);
+ assert_se(routes[0].dst_addr.s_addr == inet_addr("192.168.0.0"));
+ assert_se(routes[0].gw_addr.s_addr == inet_addr("192.168.0.1"));
+ assert_se(routes[0].dst_prefixlen == 16);
+
+ assert_se(routes[1].dst_addr.s_addr == inet_addr("0.0.0.0"));
+ assert_se(routes[1].gw_addr.s_addr == inet_addr("10.0.1.1"));
+ assert_se(routes[1].dst_prefixlen == 0);
+ }
+
+ {
+ /* error in every word */
+ _cleanup_free_ struct sd_dhcp_route *routes = NULL;
+ const char *routes_string = "192.168.0.0/55,192.168.0.1 10.1.2.0#24,10.1.2.1 0.0.0.0/0,10.0.1.X";
+
+ assert_se(deserialize_dhcp_routes(&routes, &size, &allocated, routes_string) >= 0);
+ assert_se(size == 0);
+ }
+}
+
+static int test_load_config(Manager *manager) {
+ int r;
+/* TODO: should_reload, is false if the config dirs do not exist, so
+ * so we can't do this test here, move it to a test for paths_check_timestamps
+ * directly
+ *
+ * assert_se(network_should_reload(manager) == true);
+*/
+
+ r = manager_load_config(manager);
+ if (r == -EPERM)
+ return r;
+ assert_se(r >= 0);
+
+ assert_se(manager_should_reload(manager) == false);
+
+ return 0;
+}
+
+static void test_network_get(Manager *manager, sd_device *loopback) {
+ Network *network;
+ const struct ether_addr mac = ETHER_ADDR_NULL;
+ int r;
+
+ /* Let's hope that the test machine does not have a .network file that applies to loopback device…
+ * But it is still possible, so let's allow that case too. */
+ r = network_get(manager, 0, loopback, "lo", NULL, NULL, &mac, &mac, 0, NULL, NULL, &network);
+ if (r == -ENOENT)
+ /* The expected case */
+ assert_se(!network);
+ else if (r >= 0)
+ assert_se(network);
+ else
+ assert_not_reached("bad error!");
+}
+
+static void test_address_equality(void) {
+ _cleanup_(address_freep) Address *a1 = NULL, *a2 = NULL;
+
+ assert_se(address_new(&a1) >= 0);
+ assert_se(address_new(&a2) >= 0);
+
+ assert_se(address_equal(NULL, NULL));
+ assert_se(!address_equal(a1, NULL));
+ assert_se(!address_equal(NULL, a2));
+ assert_se(address_equal(a1, a2));
+
+ a1->family = AF_INET;
+ assert_se(!address_equal(a1, a2));
+
+ a2->family = AF_INET;
+ assert_se(address_equal(a1, a2));
+
+ assert_se(in_addr_from_string(AF_INET, "192.168.3.9", &a1->in_addr) >= 0);
+ assert_se(!address_equal(a1, a2));
+ assert_se(in_addr_from_string(AF_INET, "192.168.3.9", &a2->in_addr) >= 0);
+ assert_se(address_equal(a1, a2));
+ assert_se(in_addr_from_string(AF_INET, "192.168.3.10", &a1->in_addr_peer) >= 0);
+ assert_se(address_equal(a1, a2));
+ assert_se(in_addr_from_string(AF_INET, "192.168.3.11", &a2->in_addr_peer) >= 0);
+ assert_se(address_equal(a1, a2));
+ a1->prefixlen = 10;
+ assert_se(!address_equal(a1, a2));
+ a2->prefixlen = 10;
+ assert_se(address_equal(a1, a2));
+
+ a1->family = AF_INET6;
+ assert_se(!address_equal(a1, a2));
+
+ a2->family = AF_INET6;
+ assert_se(in_addr_from_string(AF_INET6, "2001:4ca0:4f01::2", &a1->in_addr) >= 0);
+ assert_se(in_addr_from_string(AF_INET6, "2001:4ca0:4f01::2", &a2->in_addr) >= 0);
+ assert_se(address_equal(a1, a2));
+
+ a2->prefixlen = 8;
+ assert_se(address_equal(a1, a2));
+
+ assert_se(in_addr_from_string(AF_INET6, "2001:4ca0:4f01::1", &a2->in_addr) >= 0);
+ assert_se(!address_equal(a1, a2));
+}
+
+static void test_dhcp_hostname_shorten_overlong(void) {
+ int r;
+
+ {
+ /* simple hostname, no actions, no errors */
+ _cleanup_free_ char *shortened = NULL;
+ r = shorten_overlong("name1", &shortened);
+ assert_se(r == 0);
+ assert_se(streq("name1", shortened));
+ }
+
+ {
+ /* simple fqdn, no actions, no errors */
+ _cleanup_free_ char *shortened = NULL;
+ r = shorten_overlong("name1.example.com", &shortened);
+ assert_se(r == 0);
+ assert_se(streq("name1.example.com", shortened));
+ }
+
+ {
+ /* overlong fqdn, cut to first dot, no errors */
+ _cleanup_free_ char *shortened = NULL;
+ r = shorten_overlong("name1.test-dhcp-this-one-here-is-a-very-very-long-domain.example.com", &shortened);
+ assert_se(r == 1);
+ assert_se(streq("name1", shortened));
+ }
+
+ {
+ /* overlong hostname, cut to HOST_MAX_LEN, no errors */
+ _cleanup_free_ char *shortened = NULL;
+ r = shorten_overlong("test-dhcp-this-one-here-is-a-very-very-long-hostname-without-domainname", &shortened);
+ assert_se(r == 1);
+ assert_se(streq("test-dhcp-this-one-here-is-a-very-very-long-hostname-without-dom", shortened));
+ }
+
+ {
+ /* overlong fqdn, cut to first dot, empty result error */
+ _cleanup_free_ char *shortened = NULL;
+ r = shorten_overlong(".test-dhcp-this-one-here-is-a-very-very-long-hostname.example.com", &shortened);
+ assert_se(r == -EDOM);
+ assert_se(shortened == NULL);
+ }
+
+}
+
+int main(void) {
+ _cleanup_(manager_freep) Manager *manager = NULL;
+ _cleanup_(sd_device_unrefp) sd_device *loopback = NULL;
+ int ifindex, r;
+
+ test_setup_logging(LOG_INFO);
+
+ test_deserialize_in_addr();
+ test_deserialize_dhcp_routes();
+ test_address_equality();
+ test_dhcp_hostname_shorten_overlong();
+
+ assert_se(manager_new(&manager) >= 0);
+
+ r = test_load_config(manager);
+ if (r == -EPERM)
+ return log_tests_skipped("Cannot load configuration");
+ assert_se(r == 0);
+
+ assert_se(sd_device_new_from_syspath(&loopback, "/sys/class/net/lo") >= 0);
+ assert_se(loopback);
+ assert_se(sd_device_get_ifindex(loopback, &ifindex) >= 0);
+ assert_se(ifindex == 1);
+
+ test_network_get(manager, loopback);
+
+ assert_se(manager_enumerate(manager) >= 0);
+ return 0;
+}
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