/* SPDX-License-Identifier: LGPL-2.1+ */ #include #include "sd-device.h" #include "alloc-util.h" #include "dhcp-lease-internal.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; struct in_addr a, b, c; struct in6_addr 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(inet_pton(AF_INET, "0:0:0:0:0:FFFF:204.152.189.116", &a) == 0); assert_se(inet_pton(AF_INET6, "192.168.0.1", &d) == 0); assert_se(inet_pton(AF_INET, "192.168.0.1", &a) == 1); assert_se(inet_pton(AF_INET, "192.168.0.2", &b) == 1); assert_se(inet_pton(AF_INET, "192.168.0.3", &c) == 1); assert_se(inet_pton(AF_INET6, "0:0:0:0:0:FFFF:204.152.189.116", &d) == 1); assert_se(inet_pton(AF_INET6, "::1", &e) == 1); assert_se(inet_pton(AF_INET6, "1:0:0:0:0:0:0:8", &f) == 1); assert_se((size = deserialize_in_addrs(&addresses, addresses_string)) >= 0); assert_se(size == 3); assert_se(!memcmp(&a, &addresses[0], sizeof(struct in_addr))); assert_se(!memcmp(&b, &addresses[1], sizeof(struct in_addr))); assert_se(!memcmp(&c, &addresses[2], sizeof(struct in_addr))); assert_se((size = deserialize_in6_addrs(&addresses6, addresses_string)) >= 0); assert_se(size == 3); assert_se(!memcmp(&d, &addresses6[0], sizeof(struct in6_addr))); assert_se(!memcmp(&e, &addresses6[1], sizeof(struct in6_addr))); assert_se(!memcmp(&f, &addresses6[2], sizeof(struct in6_addr))); } 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 = {}; /* let's assume that the test machine does not have a .network file that applies to the loopback device... */ assert_se(network_get(manager, loopback, "lo", &mac, &network) == -ENOENT); assert_se(!network); } 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(inet_pton(AF_INET, "192.168.3.9", &a1->in_addr.in)); assert_se(!address_equal(a1, a2)); assert_se(inet_pton(AF_INET, "192.168.3.9", &a2->in_addr.in)); assert_se(address_equal(a1, a2)); assert_se(inet_pton(AF_INET, "192.168.3.10", &a1->in_addr_peer.in)); assert_se(address_equal(a1, a2)); assert_se(inet_pton(AF_INET, "192.168.3.11", &a2->in_addr_peer.in)); 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(inet_pton(AF_INET6, "2001:4ca0:4f01::2", &a1->in_addr.in6)); assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::2", &a2->in_addr.in6)); assert_se(address_equal(a1, a2)); a2->prefixlen = 8; assert_se(address_equal(a1, a2)); assert_se(inet_pton(AF_INET6, "2001:4ca0:4f01::1", &a2->in_addr.in6)); 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_rtnl_enumerate_links(manager) >= 0); }