diff options
Diffstat (limited to 'src/libsystemd-network/test-dhcp6-client.c')
| -rw-r--r-- | src/libsystemd-network/test-dhcp6-client.c | 82 |
1 files changed, 78 insertions, 4 deletions
diff --git a/src/libsystemd-network/test-dhcp6-client.c b/src/libsystemd-network/test-dhcp6-client.c index 3e1c52a306..00c11909c9 100644 --- a/src/libsystemd-network/test-dhcp6-client.c +++ b/src/libsystemd-network/test-dhcp6-client.c @@ -602,6 +602,62 @@ static const uint8_t msg_request[] = { 0x00, 0x00, }; +/* RFC 3315 section 18.1.6. The DHCP6 Release message must include: + - transaction id + - server identifier + - client identifier + - all released IA with addresses included + - elapsed time (required for all messages). + All other options aren't required. */ +static const uint8_t msg_release[] = { + /* Message type */ + DHCP6_MESSAGE_RELEASE, + /* Transaction ID */ + 0x00, 0x00, 0x00, + /* Server ID */ + 0x00, SD_DHCP6_OPTION_SERVERID, 0x00, 0x0e, + SERVER_ID_BYTES, + /* IA_NA */ + 0x00, SD_DHCP6_OPTION_IA_NA, 0x00, 0x44, + IA_ID_BYTES, + 0x00, 0x00, 0x00, 0x00, /* lifetime T1 */ + 0x00, 0x00, 0x00, 0x00, /* lifetime T2 */ + /* IA_NA (IAADDR suboption) */ + 0x00, SD_DHCP6_OPTION_IAADDR, 0x00, 0x18, + IA_NA_ADDRESS1_BYTES, + 0x00, 0x00, 0x00, 0x00, /* preferred lifetime */ + 0x00, 0x00, 0x00, 0x00, /* valid lifetime */ + /* IA_NA (IAADDR suboption) */ + 0x00, SD_DHCP6_OPTION_IAADDR, 0x00, 0x18, + IA_NA_ADDRESS2_BYTES, + 0x00, 0x00, 0x00, 0x00, /* preferred lifetime */ + 0x00, 0x00, 0x00, 0x00, /* valid lifetime */ + /* IA_PD */ + 0x00, SD_DHCP6_OPTION_IA_PD, 0x00, 0x46, + IA_ID_BYTES, + 0x00, 0x00, 0x00, 0x00, /* lifetime T1 */ + 0x00, 0x00, 0x00, 0x00, /* lifetime T2 */ + /* IA_PD (IA_PD_PREFIX suboption) */ + 0x00, SD_DHCP6_OPTION_IA_PD_PREFIX, 0x00, 0x19, + 0x00, 0x00, 0x00, 0x00, /* preferred lifetime */ + 0x00, 0x00, 0x00, 0x00, /* valid lifetime */ + 0x40, /* prefixlen */ + IA_PD_PREFIX1_BYTES, + /* IA_PD (IA_PD_PREFIX suboption) */ + 0x00, SD_DHCP6_OPTION_IA_PD_PREFIX, 0x00, 0x19, + 0x00, 0x00, 0x00, 0x00, /* preferred lifetime */ + 0x00, 0x00, 0x00, 0x00, /* valid lifetime */ + 0x40, /* prefixlen */ + IA_PD_PREFIX2_BYTES, + /* Client ID */ + 0x00, SD_DHCP6_OPTION_CLIENTID, 0x00, 0x0e, + CLIENT_ID_BYTES, + /* Extra options */ + /* Elapsed time */ + 0x00, SD_DHCP6_OPTION_ELAPSED_TIME, 0x00, 0x02, + 0x00, 0x00, +}; + static const uint8_t msg_reply[] = { /* Message type */ DHCP6_MESSAGE_REPLY, @@ -775,13 +831,24 @@ static void test_client_verify_solicit(const DHCP6Message *msg, size_t len) { assert_se(memcmp(msg, msg_solicit, len - sizeof(be16_t)) == 0); } +static void test_client_verify_release(const DHCP6Message *msg, size_t len) { + log_debug("/* %s */", __func__); + + assert_se(len == sizeof(msg_release)); + assert_se(msg->type == DHCP6_MESSAGE_RELEASE); + /* The transaction ID and elapsed time value are not deterministic. Skip them. */ + assert_se(memcmp(msg->options, msg_release + offsetof(DHCP6Message, options), + len - offsetof(DHCP6Message, options) - sizeof(be16_t)) == 0); +} + static void test_client_verify_request(const DHCP6Message *msg, size_t len) { log_debug("/* %s */", __func__); assert_se(len == sizeof(msg_request)); assert_se(msg->type == DHCP6_MESSAGE_REQUEST); /* The transaction ID and elapsed time value are not deterministic. Skip them. */ - assert_se(memcmp(msg->options, msg_request + offsetof(DHCP6Message, options), len - offsetof(DHCP6Message, options) - sizeof(be16_t)) == 0); + assert_se(memcmp(msg->options, msg_request + offsetof(DHCP6Message, options), + len - offsetof(DHCP6Message, options) - sizeof(be16_t)) == 0); } static void test_lease_common(sd_dhcp6_client *client) { @@ -905,7 +972,7 @@ static void test_client_callback(sd_dhcp6_client *client, int event, void *userd case SD_DHCP6_CLIENT_EVENT_IP_ACQUIRE: log_debug("/* %s (event=ip-acquire) */", __func__); - assert_se(IN_SET(test_client_sent_message_count, 3, 4)); + assert_se(IN_SET(test_client_sent_message_count, 3, 5)); test_lease_managed(client); @@ -916,7 +983,7 @@ static void test_client_callback(sd_dhcp6_client *client, int event, void *userd assert_se(dhcp6_client_set_transaction_id(client, ((const DHCP6Message*) msg_reply)->transaction_id) >= 0); break; - case 4: + case 5: assert_se(sd_event_exit(sd_dhcp6_client_get_event(client), 0) >= 0); break; @@ -974,6 +1041,12 @@ int dhcp6_network_send_udp_socket(int s, struct in6_addr *a, const void *packet, break; case 3: + test_client_verify_release(packet, len); + /* when stopping, dhcp6 client doesn't wait for release server reply */ + assert_se(write(test_fd[1], msg_reply, sizeof(msg_reply)) == sizeof(msg_reply)); + break; + + case 4: test_client_verify_solicit(packet, len); assert_se(write(test_fd[1], msg_reply, sizeof(msg_reply)) == sizeof(msg_reply)); break; @@ -1010,6 +1083,7 @@ TEST(dhcp6_client) { assert_se(sd_dhcp6_client_set_local_address(client, &local_address) >= 0); assert_se(sd_dhcp6_client_set_fqdn(client, "host.lab.intra") >= 0); assert_se(sd_dhcp6_client_set_iaid(client, unaligned_read_be32((uint8_t[]) { IA_ID_BYTES })) >= 0); + assert_se(sd_dhcp6_client_set_send_release(client, true) >= 0); dhcp6_client_set_test_mode(client, true); assert_se(sd_dhcp6_client_set_request_option(client, SD_DHCP6_OPTION_DNS_SERVER) >= 0); @@ -1028,7 +1102,7 @@ TEST(dhcp6_client) { assert_se(sd_event_loop(e) >= 0); - assert_se(test_client_sent_message_count == 4); + assert_se(test_client_sent_message_count == 5); assert_se(!sd_dhcp6_client_unref(client_ref)); test_fd[1] = safe_close(test_fd[1]); |