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/* 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-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, &str) >= 0);
assert_se(streq(str, expected));
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, "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_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));
assert_se(in_addr_from_string(AF_INET, "192.168.3.10", &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));
a2->prefixlen = 10;
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;
int 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, /* 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;
}
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