static void test_receive_incomplete_packet(sd_event *e) { sd_lldp *lldp; sd_lldp_packet **packets; uint8_t frame[] = { /* Ethernet header */ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03, /* Destination MAC*/ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, /* Source MAC */ 0x88, 0xcc, /* Ethertype */ /* LLDP mandatory TLVs */ 0x02, 0x07, 0x04, 0x00, 0x01, 0x02, /* Chassis: MAC, 00:01:02:03:04:05 */ 0x03, 0x04, 0x05, 0x04, 0x04, 0x05, 0x31, 0x2f, 0x33, /* Port: interface name, "1/3" */ /* Missing TTL */ 0x00, 0x00 /* End Of LLDPDU */ }; lldp_handler_calls = 0; assert_se(start_lldp(&lldp, e, lldp_handler, NULL) == 0); assert_se(write(test_fd[1], frame, sizeof(frame)) == sizeof(frame)); sd_event_run(e, 0); assert_se(lldp_handler_calls == 0); assert_se(sd_lldp_get_packets(lldp, &packets) == 0); assert_se(stop_lldp(lldp) == 0); }
static void test_receive_oui_packet(sd_event *e) { sd_lldp *lldp; sd_lldp_packet **packets; uint32_t id32; uint16_t id16, len; uint8_t flags; char *str; uint8_t frame[] = { /* Ethernet header */ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03, /* Destination MAC*/ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, /* Source MAC */ 0x88, 0xcc, /* Ethertype */ /* LLDP mandatory TLVs */ 0x02, 0x07, 0x04, 0x00, 0x01, 0x02, /* Chassis: MAC, 00:01:02:03:04:05 */ 0x03, 0x04, 0x05, 0x04, 0x04, 0x05, 0x31, 0x2f, 0x33, /* Port TLV: interface name, "1/3" */ 0x06, 0x02, 0x00, 0x78, /* TTL: 120 seconds*/ /* LLDP optional TLVs */ 0xfe, 0x06, 0x00, 0x80, 0xc2, 0x01, /* Port VLAN ID: 0x1234 */ 0x12, 0x34, 0xfe, 0x07, 0x00, 0x80, 0xc2, 0x02, /* Port and protocol: flag 1, PPVID 0x7788 */ 0x01, 0x77, 0x88, 0xfe, 0x0d, 0x00, 0x80, 0xc2, 0x03, /* VLAN Name: ID 0x1234, name "Vlan51" */ 0x12, 0x34, 0x06, 0x56, 0x6c, 0x61, 0x6e, 0x35, 0x31, 0xfe, 0x06, 0x00, 0x80, 0xc2, 0x06, /* Management VID: 0x0102 */ 0x01, 0x02, 0xfe, 0x09, 0x00, 0x80, 0xc2, 0x07, /* Link aggregation: status 1, ID 0x00140012 */ 0x01, 0x00, 0x14, 0x00, 0x12, 0x00, 0x00 /* End of LLDPDU */ }; lldp_handler_calls = 0; assert_se(start_lldp(&lldp, e, lldp_handler, NULL) == 0); assert_se(write(test_fd[1], frame, sizeof(frame)) == sizeof(frame)); sd_event_run(e, 0); assert_se(lldp_handler_calls == 1); assert_se(sd_lldp_get_packets(lldp, &packets) == 1); assert_se(sd_lldp_packet_read_port_vlan_id(packets[0], &id16) == 0); assert_se(id16 == 0x1234); assert_se(sd_lldp_packet_read_port_protocol_vlan_id(packets[0], &flags, &id16) == 0); assert_se(flags == 1); assert_se(id16 == 0x7788); assert_se(sd_lldp_packet_read_vlan_name(packets[0], &id16, &str, &len) == 0); assert_se(id16 == 0x1234); assert_se(len == 6); assert_se(strneq(str, "Vlan51", 6)); assert_se(sd_lldp_packet_read_management_vid(packets[0], &id16) == 0); assert_se(id16 == 0x0102); assert_se(sd_lldp_packet_read_link_aggregation(packets[0], &flags, &id32) == 0); assert_se(flags == 1); assert_se(id32 == 0x00140012); sd_lldp_packet_unref(packets[0]); free(packets); assert_se(stop_lldp(lldp) == 0); }
static void test_receive_basic_packet(sd_event *e) { static const uint8_t frame[] = { /* Ethernet header */ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03, /* Destination MAC*/ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, /* Source MAC */ 0x88, 0xcc, /* Ethertype */ /* LLDP mandatory TLVs */ 0x02, 0x07, 0x04, 0x00, 0x01, 0x02, /* Chassis: MAC, 00:01:02:03:04:05 */ 0x03, 0x04, 0x05, 0x04, 0x04, 0x05, 0x31, 0x2f, 0x33, /* Port: interface name, "1/3" */ 0x06, 0x02, 0x00, 0x78, /* TTL: 120 seconds*/ /* LLDP optional TLVs */ 0x08, 0x04, 0x50, 0x6f, 0x72, 0x74, /* Port Description: "Port" */ 0x0a, 0x03, 0x53, 0x59, 0x53, /* System Name: "SYS" */ 0x0c, 0x04, 0x66, 0x6f, 0x6f, 0x00, /* System Description: "foo" (NULL-terminated) */ 0x00, 0x00 /* End Of LLDPDU */ }; sd_lldp *lldp; sd_lldp_neighbor **neighbors; uint8_t type; const void *data; uint16_t ttl; size_t length; const char *str; lldp_handler_calls = 0; assert_se(start_lldp(&lldp, e, lldp_handler, NULL) == 0); assert_se(write(test_fd[1], frame, sizeof(frame)) == sizeof(frame)); sd_event_run(e, 0); assert_se(lldp_handler_calls == 1); assert_se(sd_lldp_get_neighbors(lldp, &neighbors) == 1); assert_se(sd_lldp_neighbor_get_chassis_id(neighbors[0], &type, &data, &length) == 0); assert_se(type == SD_LLDP_CHASSIS_SUBTYPE_MAC_ADDRESS); assert_se(length == ETH_ALEN); assert_se(!memcmp(data, "\x00\x01\x02\x03\x04\x05", ETH_ALEN)); assert_se(sd_lldp_neighbor_get_port_id(neighbors[0], &type, &data, &length) == 0); assert_se(type == SD_LLDP_PORT_SUBTYPE_INTERFACE_NAME); assert_se(length == 3); assert_se(strneq((char *) data, "1/3", 3)); assert_se(sd_lldp_neighbor_get_port_description(neighbors[0], &str) == 0); assert_se(streq(str, "Port")); assert_se(sd_lldp_neighbor_get_system_name(neighbors[0], &str) == 0); assert_se(streq(str, "SYS")); assert_se(sd_lldp_neighbor_get_system_description(neighbors[0], &str) == 0); assert_se(streq(str, "foo")); assert_se(sd_lldp_neighbor_get_ttl(neighbors[0], &ttl) == 0); assert_se(ttl == 120); sd_lldp_neighbor_unref(neighbors[0]); free(neighbors); assert_se(stop_lldp(lldp) == 0); }
static void test_receive_basic_packet(sd_event *e) { sd_lldp *lldp; sd_lldp_packet **packets; uint8_t type, *data; uint16_t length, ttl; int dest_type; char *str; uint8_t frame[] = { /* Ethernet header */ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03, /* Destination MAC*/ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, /* Source MAC */ 0x88, 0xcc, /* Ethertype */ /* LLDP mandatory TLVs */ 0x02, 0x07, 0x04, 0x00, 0x01, 0x02, /* Chassis: MAC, 00:01:02:03:04:05 */ 0x03, 0x04, 0x05, 0x04, 0x04, 0x05, 0x31, 0x2f, 0x33, /* Port: interface name, "1/3" */ 0x06, 0x02, 0x00, 0x78, /* TTL: 120 seconds*/ /* LLDP optional TLVs */ 0x08, 0x04, 0x50, 0x6f, 0x72, 0x74, /* Port Description: "Port" */ 0x0a, 0x03, 0x53, 0x59, 0x53, /* System Name: "SYS" */ 0x0c, 0x04, 0x66, 0x6f, 0x6f, 0x00, /* System Description: "foo" (NULL-terminated) */ 0x00, 0x00 /* End Of LLDPDU */ }; lldp_handler_calls = 0; assert_se(start_lldp(&lldp, e, lldp_handler, NULL) == 0); assert_se(write(test_fd[1], frame, sizeof(frame)) == sizeof(frame)); sd_event_run(e, 0); assert_se(lldp_handler_calls == 1); assert_se(sd_lldp_get_packets(lldp, &packets) == 1); assert_se(sd_lldp_packet_read_chassis_id(packets[0], &type, &data, &length) == 0); assert_se(type == LLDP_CHASSIS_SUBTYPE_MAC_ADDRESS); assert_se(length == ETH_ALEN); assert_se(!memcmp(data, "\x00\x01\x02\x03\x04\x05", ETH_ALEN)); assert_se(sd_lldp_packet_read_port_id(packets[0], &type, &data, &length) == 0); assert_se(type == LLDP_PORT_SUBTYPE_INTERFACE_NAME); assert_se(length == 3); assert_se(strneq((char *) data, "1/3", 3)); assert_se(sd_lldp_packet_read_port_description(packets[0], &str, &length) == 0); assert_se(length == 4); assert_se(strneq(str, "Port", 4)); assert_se(sd_lldp_packet_read_system_name(packets[0], &str, &length) == 0); assert_se(length == 3); assert_se(strneq(str, "SYS", 3)); assert_se(sd_lldp_packet_read_system_description(packets[0], &str, &length) == 0); assert_se(length == 4); /* This is the real length in the TLV packet */ assert_se(strneq(str, "foo", 3)); assert_se(sd_lldp_packet_read_ttl(packets[0], &ttl) == 0); assert_se(ttl == 120); assert_se(sd_lldp_packet_get_destination_type(packets[0], &dest_type) == 0); assert_se(dest_type == SD_LLDP_DESTINATION_TYPE_NEAREST_NON_TPMR_BRIDGE); sd_lldp_packet_unref(packets[0]); free(packets); assert_se(stop_lldp(lldp) == 0); }
static void test_receive_oui_packet(sd_event *e) { sd_lldp *lldp; sd_lldp_neighbor **neighbors; uint8_t frame[] = { /* Ethernet header */ 0x01, 0x80, 0xc2, 0x00, 0x00, 0x03, /* Destination MAC*/ 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, /* Source MAC */ 0x88, 0xcc, /* Ethertype */ /* LLDP mandatory TLVs */ 0x02, 0x07, 0x04, 0x00, 0x01, 0x02, /* Chassis: MAC, 00:01:02:03:04:05 */ 0x03, 0x04, 0x05, 0x04, 0x04, 0x05, 0x31, 0x2f, 0x33, /* Port TLV: interface name, "1/3" */ 0x06, 0x02, 0x00, 0x78, /* TTL: 120 seconds*/ /* LLDP optional TLVs */ 0xfe, 0x06, 0x00, 0x80, 0xc2, 0x01, /* Port VLAN ID: 0x1234 */ 0x12, 0x34, 0xfe, 0x07, 0x00, 0x80, 0xc2, 0x02, /* Port and protocol: flag 1, PPVID 0x7788 */ 0x01, 0x77, 0x88, 0xfe, 0x0d, 0x00, 0x80, 0xc2, 0x03, /* VLAN Name: ID 0x1234, name "Vlan51" */ 0x12, 0x34, 0x06, 0x56, 0x6c, 0x61, 0x6e, 0x35, 0x31, 0xfe, 0x06, 0x00, 0x80, 0xc2, 0x06, /* Management VID: 0x0102 */ 0x01, 0x02, 0xfe, 0x09, 0x00, 0x80, 0xc2, 0x07, /* Link aggregation: status 1, ID 0x00140012 */ 0x01, 0x00, 0x14, 0x00, 0x12, 0x00, 0x00 /* End of LLDPDU */ }; lldp_handler_calls = 0; assert_se(start_lldp(&lldp, e, lldp_handler, NULL) == 0); assert_se(write(test_fd[1], frame, sizeof(frame)) == sizeof(frame)); sd_event_run(e, 0); assert_se(lldp_handler_calls == 1); assert_se(sd_lldp_get_neighbors(lldp, &neighbors) == 1); assert_se(sd_lldp_neighbor_tlv_rewind(neighbors[0]) >= 0); assert_se(sd_lldp_neighbor_tlv_is_type(neighbors[0], SD_LLDP_TYPE_CHASSIS_ID) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_type(neighbors[0], SD_LLDP_TYPE_PORT_ID) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_type(neighbors[0], SD_LLDP_TYPE_TTL) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_oui(neighbors[0], SD_LLDP_OUI_802_1, SD_LLDP_OUI_802_1_SUBTYPE_PORT_VLAN_ID) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_oui(neighbors[0], SD_LLDP_OUI_802_1, SD_LLDP_OUI_802_1_SUBTYPE_PORT_PROTOCOL_VLAN_ID) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_oui(neighbors[0], SD_LLDP_OUI_802_1, SD_LLDP_OUI_802_1_SUBTYPE_VLAN_NAME) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_oui(neighbors[0], SD_LLDP_OUI_802_1, SD_LLDP_OUI_802_1_SUBTYPE_MANAGEMENT_VID) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_oui(neighbors[0], SD_LLDP_OUI_802_1, SD_LLDP_OUI_802_1_SUBTYPE_LINK_AGGREGATION) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) > 0); assert_se(sd_lldp_neighbor_tlv_is_type(neighbors[0], SD_LLDP_TYPE_END) > 0); assert_se(sd_lldp_neighbor_tlv_next(neighbors[0]) == 0); sd_lldp_neighbor_unref(neighbors[0]); free(neighbors); assert_se(stop_lldp(lldp) == 0); }