/* SPDX-License-Identifier: LGPL-2.1-or-later */ #include #include #include "sd-device.h" #include "alloc-util.h" #include "dhcp-lease-internal.h" #include "ether-addr-util.h" #include "hostname-setup.h" #include "network-internal.h" #include "networkd-address.h" #include "networkd-manager.h" #include "networkd-route-util.h" #include "string-util.h" #include "strv.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(in4_addr_equal(&a.in, &addresses[0])); assert_se(in4_addr_equal(&b.in, &addresses[1])); assert_se(in4_addr_equal(&c.in, &addresses[2])); assert_se((size = deserialize_in6_addrs(&addresses6, addresses_string)) >= 0); assert_se(size == 3); assert_se(in6_addr_equal(&d.in6, &addresses6[0])); assert_se(in6_addr_equal(&e.in6, &addresses6[1])); assert_se(in6_addr_equal(&f.in6, &addresses6[2])); } static void test_deserialize_dhcp_routes(void) { size_t size; { _cleanup_free_ struct sd_dhcp_route *routes = NULL; assert_se(deserialize_dhcp_routes(&routes, &size, "") >= 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, 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, 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, routes_string) >= 0); assert_se(size == 0); } } static void test_route_tables_one(Manager *manager, const char *name, uint32_t number) { _cleanup_free_ char *str = NULL, *expected = NULL, *num_str = NULL; uint32_t t; if (!STR_IN_SET(name, "default", "main", "local")) { assert_se(streq(hashmap_get(manager->route_table_names_by_number, UINT32_TO_PTR(number)), name)); assert_se(PTR_TO_UINT32(hashmap_get(manager->route_table_numbers_by_name, name)) == number); } assert_se(asprintf(&expected, "%s(%" PRIu32 ")", name, number) >= 0); assert_se(manager_get_route_table_to_string(manager, number, /* append_num = */ true, &str) >= 0); assert_se(streq(str, expected)); str = mfree(str); assert_se(manager_get_route_table_to_string(manager, number, /* append_num = */ false, &str) >= 0); assert_se(streq(str, name)); assert_se(manager_get_route_table_from_string(manager, name, &t) >= 0); assert_se(t == number); assert_se(asprintf(&num_str, "%" PRIu32, number) >= 0); assert_se(manager_get_route_table_from_string(manager, num_str, &t) >= 0); assert_se(t == number); } static void test_route_tables(Manager *manager) { assert_se(config_parse_route_table_names("manager", "filename", 1, "section", 1, "RouteTable", 0, "hoge:123 foo:456 aaa:111", manager, manager) >= 0); assert_se(config_parse_route_table_names("manager", "filename", 1, "section", 1, "RouteTable", 0, "bbb:11111 ccc:22222", manager, manager) >= 0); assert_se(config_parse_route_table_names("manager", "filename", 1, "section", 1, "RouteTable", 0, "ddd:22222", manager, manager) >= 0); test_route_tables_one(manager, "hoge", 123); test_route_tables_one(manager, "foo", 456); test_route_tables_one(manager, "aaa", 111); test_route_tables_one(manager, "bbb", 11111); test_route_tables_one(manager, "ccc", 22222); assert_se(!hashmap_get(manager->route_table_numbers_by_name, "ddd")); test_route_tables_one(manager, "default", 253); test_route_tables_one(manager, "main", 254); test_route_tables_one(manager, "local", 255); assert_se(config_parse_route_table_names("manager", "filename", 1, "section", 1, "RouteTable", 0, "", manager, manager) >= 0); assert_se(!manager->route_table_names_by_number); assert_se(!manager->route_table_numbers_by_name); /* Invalid pairs */ assert_se(config_parse_route_table_names("manager", "filename", 1, "section", 1, "RouteTable", 0, "main:123 default:333 local:999", manager, manager) >= 0); assert_se(config_parse_route_table_names("manager", "filename", 1, "section", 1, "RouteTable", 0, "xxx:253 yyy:254 local:255", manager, manager) >= 0); assert_se(config_parse_route_table_names("manager", "filename", 1, "section", 1, "RouteTable", 0, "1234:321 :567 hoge:foo aaa:-888", manager, manager) >= 0); assert_se(!manager->route_table_names_by_number); assert_se(!manager->route_table_numbers_by_name); test_route_tables_one(manager, "default", 253); test_route_tables_one(manager, "main", 254); test_route_tables_one(manager, "local", 255); } 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); return 0; } 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; int r; test_setup_logging(LOG_INFO); test_deserialize_in_addr(); test_deserialize_dhcp_routes(); test_dhcp_hostname_shorten_overlong(); assert_se(manager_new(&manager, /* test_mode = */ true) >= 0); assert_se(manager_setup(manager) >= 0); test_route_tables(manager); r = test_load_config(manager); if (r == -EPERM) log_debug("Cannot load configuration, ignoring."); else assert_se(r == 0); assert_se(manager_enumerate(manager) >= 0); return 0; }