122 lines
5.4 KiB
C
122 lines
5.4 KiB
C
/* SPDX-License-Identifier: LGPL-2.1-or-later */
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#include "in-addr-prefix-util.h"
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#include "tests.h"
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static void test_in_addr_prefix_to_string_one(int f, const char *addr, unsigned prefixlen) {
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union in_addr_union ua;
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assert_se(in_addr_from_string(f, addr, &ua) >= 0);
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const char *r = IN_ADDR_PREFIX_TO_STRING(f, &ua, prefixlen);
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assert_se(r);
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printf("%s: %s/%u == %s\n", __func__, addr, prefixlen, r);
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assert_se(startswith(r, addr));
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assert_se(streq(r, IN_ADDR_PREFIX_TO_STRING(f, &ua, prefixlen)));
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assert_se(streq(IN_ADDR_PREFIX_TO_STRING(f, &ua, prefixlen), r));
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}
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TEST(in_addr_to_string_prefix) {
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test_in_addr_prefix_to_string_one(AF_INET, "192.168.0.1", 0);
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test_in_addr_prefix_to_string_one(AF_INET, "192.168.0.1", 1);
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test_in_addr_prefix_to_string_one(AF_INET, "192.168.0.1", 31);
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test_in_addr_prefix_to_string_one(AF_INET, "192.168.0.1", 32);
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test_in_addr_prefix_to_string_one(AF_INET, "192.168.0.1", 256);
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test_in_addr_prefix_to_string_one(AF_INET, "10.11.12.13", UINT_MAX);
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test_in_addr_prefix_to_string_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", 0);
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test_in_addr_prefix_to_string_one(AF_INET6, "ffff:ffff:ffff:ffff:ffff:ffff:ffff:ffff", UINT_MAX);
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test_in_addr_prefix_to_string_one(AF_INET6, "::1", 11);
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test_in_addr_prefix_to_string_one(AF_INET6, "fe80::", 33);
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}
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static void test_config_parse_in_addr_prefixes_one(int family, const union in_addr_union *addr, uint8_t prefixlen, Set **prefixes) {
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const char *str = IN_ADDR_PREFIX_TO_STRING(family, addr, prefixlen);
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assert_se(str);
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assert_se(config_parse_in_addr_prefixes("unit", "filename", 1, "Service", 1, "IPAddressAllow", 0, str, prefixes, NULL) >= 0);
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assert_se(streq(str, IN_ADDR_PREFIX_TO_STRING(family, addr, prefixlen)));
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assert_se(streq(IN_ADDR_PREFIX_TO_STRING(family, addr, prefixlen), str));
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}
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static void test_config_parse_in_addr_prefixes(Set **ret) {
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_cleanup_set_free_ Set *prefixes = NULL;
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log_info("/* %s() */", __func__);
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for (uint32_t i = 0; i < 256; i++) {
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/* ipv4 link-local address */
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test_config_parse_in_addr_prefixes_one(AF_INET, &(union in_addr_union) {
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.in.s_addr = htobe32((UINT32_C(169) << 24) |
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(UINT32_C(254) << 16) |
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(i << 8)),
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}, 24, &prefixes);
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/* ipv6 multicast address */
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test_config_parse_in_addr_prefixes_one(AF_INET6, &(union in_addr_union) {
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.in6.s6_addr[0] = 0xff,
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.in6.s6_addr[1] = i,
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}, 16, &prefixes);
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for (uint32_t j = 0; j < 256; j++) {
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test_config_parse_in_addr_prefixes_one(AF_INET, &(union in_addr_union) {
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.in.s_addr = htobe32((UINT32_C(169) << 24) |
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(UINT32_C(254) << 16) |
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(i << 8) | j),
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}, 32, &prefixes);
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test_config_parse_in_addr_prefixes_one(AF_INET6, &(union in_addr_union) {
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.in6.s6_addr[0] = 0xff,
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.in6.s6_addr[1] = i,
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.in6.s6_addr[2] = j,
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}, 24, &prefixes);
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}
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}
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*ret = TAKE_PTR(prefixes);
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}
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static void test_in_addr_prefixes_reduce(Set *prefixes) {
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log_info("/* %s() */", __func__);
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assert_se(set_size(prefixes) == 2 * 256 * 257);
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assert_se(!in_addr_prefixes_is_any(prefixes));
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assert_se(in_addr_prefixes_reduce(prefixes) >= 0);
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assert_se(set_size(prefixes) == 2 * 256);
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assert_se(!in_addr_prefixes_is_any(prefixes));
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assert_se(config_parse_in_addr_prefixes("unit", "filename", 1, "Service", 1, "IPAddressAllow", 0, "link-local", &prefixes, NULL) == 0);
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assert_se(set_size(prefixes) == 2 * 256 + 2);
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assert_se(!in_addr_prefixes_is_any(prefixes));
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assert_se(in_addr_prefixes_reduce(prefixes) >= 0);
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assert_se(set_size(prefixes) == 256 + 2);
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assert_se(!in_addr_prefixes_is_any(prefixes));
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assert_se(config_parse_in_addr_prefixes("unit", "filename", 1, "Service", 1, "IPAddressAllow", 0, "multicast", &prefixes, NULL) == 0);
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assert_se(set_size(prefixes) == 256 + 4);
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assert_se(!in_addr_prefixes_is_any(prefixes));
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assert_se(in_addr_prefixes_reduce(prefixes) >= 0);
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assert_se(set_size(prefixes) == 4);
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assert_se(!in_addr_prefixes_is_any(prefixes));
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assert_se(config_parse_in_addr_prefixes("unit", "filename", 1, "Service", 1, "IPAddressAllow", 0, "any", &prefixes, NULL) == 0);
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assert_se(set_size(prefixes) == 6);
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assert_se(in_addr_prefixes_is_any(prefixes));
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assert_se(in_addr_prefixes_reduce(prefixes) >= 0);
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assert_se(set_size(prefixes) == 2);
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assert_se(in_addr_prefixes_is_any(prefixes));
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}
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TEST(in_addr_prefixes) {
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_cleanup_set_free_ Set *prefixes = NULL;
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test_config_parse_in_addr_prefixes(&prefixes);
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test_in_addr_prefixes_reduce(prefixes);
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}
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DEFINE_TEST_MAIN(LOG_DEBUG);
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