karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2023-present Open Networking Foundation |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | package org.onosproject.netflow; |
| 17 | |
| 18 | import java.nio.ByteBuffer; |
| 19 | import java.util.Arrays; |
| 20 | import java.util.Map; |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 21 | import java.util.Set; |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 22 | import java.util.Optional; |
| 23 | import java.util.concurrent.ConcurrentHashMap; |
| 24 | import java.util.function.BiFunction; |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 25 | import java.util.stream.Collectors; |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 26 | |
| 27 | import static org.onosproject.netflow.NetflowUtils.VAR_INT_LONG; |
| 28 | import static org.onosproject.netflow.NetflowUtils.VAR_BYTE; |
| 29 | import static org.onosproject.netflow.NetflowUtils.NULL; |
| 30 | import static org.onosproject.netflow.NetflowUtils.VAR_SHORT; |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 31 | import static org.onosproject.netflow.NetflowUtils.VAR_IPV4_ADDRESS; |
| 32 | import static org.onosproject.netflow.NetflowUtils.VAR_IPV6_ADDRESS; |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 33 | import static org.onosproject.netflow.NetflowUtils.VAR_SHORT_INT; |
| 34 | import static org.onosproject.netflow.NetflowUtils.VAR_INT; |
| 35 | import static org.onosproject.netflow.NetflowUtils.VAR_MAC; |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 36 | import static org.onosproject.netflow.NetflowUtils.VAR_UNSIGNED_BYTE; |
| 37 | import static org.onosproject.netflow.NetflowUtils.VAR_UNSIGNED_INT; |
| 38 | import static org.onosproject.netflow.NetflowUtils.VAR_UNSIGNED_SHORT;; |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 39 | |
| 40 | /** |
| 41 | * The flow fields are a selection of Packet Header |
| 42 | * fields, lookup results (for example, the autonomous system numbers or |
| 43 | * the subnet masks), and properties of the packet such as length. |
| 44 | */ |
| 45 | public enum FlowField { |
| 46 | |
| 47 | /** |
| 48 | * Flow field type definition reference. |
| 49 | * RFC reference :- rfc3954 |
| 50 | * https://www.ietf.org/rfc/rfc3954.txt |
| 51 | * Section :- Field Type Definitions. |
| 52 | */ |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 53 | IN_BYTES(1, VAR_UNSIGNED_INT), |
| 54 | IN_PKTS(2, VAR_UNSIGNED_INT), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 55 | FLOWS(3, VAR_INT_LONG), |
| 56 | PROTOCOL(4, VAR_BYTE), |
| 57 | SRC_TOS(5, VAR_BYTE), |
| 58 | TCP_FLAGS(6, VAR_BYTE), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 59 | L4_SRC_PORT(7, VAR_UNSIGNED_SHORT), |
| 60 | IPV4_SRC_ADDR(8, VAR_IPV4_ADDRESS), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 61 | SRC_MASK(9, VAR_BYTE), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 62 | INPUT_SNMP(10, VAR_UNSIGNED_SHORT), |
| 63 | L4_DST_PORT(11, VAR_UNSIGNED_SHORT), |
| 64 | IPV4_DST_ADDR(12, VAR_IPV4_ADDRESS), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 65 | DST_MASK(13, VAR_BYTE), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 66 | OUTPUT_SNMP(14, VAR_UNSIGNED_SHORT), |
| 67 | IPV4_NEXT_HOP(15, VAR_IPV4_ADDRESS), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 68 | SRC_AS(16, VAR_SHORT_INT), |
| 69 | DST_AST(17, VAR_SHORT_INT), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 70 | BGP_IPV4_NEXT_HOP(18, VAR_IPV4_ADDRESS), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 71 | MUL_DST_PKTS(19, VAR_INT_LONG), |
| 72 | MUL_DST_BYTES(20, VAR_INT_LONG), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 73 | LAST_SWITCHED(21, VAR_UNSIGNED_INT), |
| 74 | FIRST_SWITCHED(22, VAR_UNSIGNED_INT), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 75 | OUT_BYTES(23, VAR_INT_LONG), |
| 76 | OUT_PKTS(24, VAR_INT_LONG), |
| 77 | MIN_PKT_LNGTH(25, NULL), |
| 78 | MAX_PKT_LNGTH(26, NULL), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 79 | IPV6_SRC_ADDR(27, VAR_IPV6_ADDRESS), |
| 80 | IPV6_DST_ADDR(28, VAR_IPV6_ADDRESS), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 81 | IPV6_SRC_MASK(29, VAR_BYTE), |
| 82 | IPV6_DST_MASK(30, VAR_BYTE), |
| 83 | IPV6_FLOW_LABEL(31, NULL), |
| 84 | ICMP_TYPE(32, VAR_SHORT), |
| 85 | MUL_IGMP_TYPE(33, VAR_BYTE), |
| 86 | SAMPLING_INTERVAL(34, VAR_INT), |
| 87 | SAMPLING_ALGORITHM(35, VAR_BYTE), |
| 88 | FLOW_ACTIVE_TIMEOUT(36, VAR_SHORT), |
| 89 | FLOW_INACTIVE_TIMEOUT(37, VAR_SHORT), |
| 90 | ENGINE_TYPE(38, VAR_BYTE), |
| 91 | ENGINE_ID(39, VAR_BYTE), |
| 92 | TOTAL_BYTES_EXP(40, VAR_INT_LONG), |
| 93 | TOTAL_PKTS_EXP(41, VAR_INT_LONG), |
| 94 | TOTAL_FLOWS_EXP(42, VAR_INT_LONG), |
| 95 | IPV4_SRC_PREFIX(44, NULL), |
| 96 | IPV4_DST_PREFIX(45, NULL), |
| 97 | MPLS_TOP_LABEL_TYPE(46, VAR_BYTE), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 98 | MPLS_TOP_LABEL_IP_ADDR(47, VAR_IPV4_ADDRESS), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 99 | FLOW_SAMPLER_ID(48, VAR_BYTE), |
| 100 | FLOW_SAMPLER_MODE(49, VAR_BYTE), |
| 101 | FLOW_SAMPLER_RANDOM_INTERVAL(50, NULL), |
| 102 | MIN_TTL(52, NULL), |
| 103 | MAX_TTL(53, NULL), |
| 104 | IPV4_IDENT(54, NULL), |
| 105 | DST_TOS(55, VAR_BYTE), |
| 106 | IN_SRC_MAC(56, VAR_MAC), |
| 107 | OUT_DST_MAC(57, VAR_MAC), |
| 108 | SRC_VLAN(58, VAR_SHORT), |
| 109 | DST_VLAN(59, VAR_SHORT), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 110 | IP_PROTOCOL_VERSION(60, VAR_UNSIGNED_BYTE), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 111 | DIRECTION(61, VAR_BYTE), |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 112 | IPV6_NEXT_HOP(62, VAR_IPV6_ADDRESS), |
| 113 | BPG_IPV6_NEXT_HOP(63, VAR_IPV6_ADDRESS), |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 114 | IPV6_OPTION_HEADERS(64, VAR_INT), |
| 115 | MPLS_LABEL_1(70, NULL), |
| 116 | MPLS_LABEL_2(71, NULL), |
| 117 | MPLS_LABEL_3(72, NULL), |
| 118 | MPLS_LABEL_4(73, NULL), |
| 119 | MPLS_LABEL_5(74, NULL), |
| 120 | MPLS_LABEL_6(75, NULL), |
| 121 | MPLS_LABEL_7(76, NULL), |
| 122 | MPLS_LABEL_8(77, NULL), |
| 123 | MPLS_LABEL_9(78, NULL), |
| 124 | MPLS_LABEL_10(79, NULL), |
| 125 | IN_DST_MAC(80, VAR_MAC), |
| 126 | OUT_SRC_MAC(81, VAR_MAC), |
| 127 | IF_NAME(82, NULL), |
| 128 | IF_DESC(83, NULL), |
| 129 | SAMPLER_NAME(84, NULL), |
| 130 | IN_PERMANENT_BYTES(85, NULL), |
| 131 | IN_PERMANENT_PKTS(86, NULL), |
| 132 | FRAGMENT_OFFSET(88, NULL), |
| 133 | FORWARDING_STATUS(89, NULL), |
| 134 | MPLS_PAL_RD(90, NULL), |
| 135 | MPLS_PREFIX_LEN(91, NULL), |
| 136 | SRC_TRAFFIC_INDEX(92, NULL), |
| 137 | DST_TRAFFIC_INDEX(93, NULL), |
| 138 | APPLICATION_DESCRIPTION(94, NULL), |
| 139 | APPLICATION_TAG(95, NULL), |
| 140 | APPLICATION_NAME(96, NULL), |
| 141 | POST_IP_DIFF_SERV_CODE_POINT(98, NULL), |
| 142 | REPLICATION_FACTOR(99, NULL), |
| 143 | DEPRECATED(100, NULL), |
| 144 | LAYER2_PACKET_SECTION_OFFSET(102, NULL), |
| 145 | LAYER2_PACKET_SECTION_SIZE(103, NULL), |
| 146 | LAYER2_PACKET_SECTION_DATA(104, NULL); |
| 147 | |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 148 | |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 149 | final int fieldID; |
| 150 | final BiFunction<ByteBuffer, Integer, Object> parser; |
| 151 | private static Map<Integer, FlowField> fields = new ConcurrentHashMap<>(); |
| 152 | |
| 153 | private FlowField(int fieldID, BiFunction<ByteBuffer, Integer, Object> parser) { |
| 154 | this.fieldID = fieldID; |
| 155 | this.parser = parser; |
| 156 | } |
| 157 | |
| 158 | static { |
| 159 | Arrays.stream(FlowField.values()).forEach(f -> fields.put(f.fieldID, f)); |
| 160 | } |
| 161 | |
| 162 | public static Optional<FlowField> getField(int fieldId) { |
| 163 | return Optional.of(fieldId) |
| 164 | .filter(id -> fields.containsKey(id)) |
| 165 | .map(id -> fields.get(id)); |
| 166 | } |
| 167 | |
senthil | 7f2018e | 2023-06-21 22:00:44 +0530 | [diff] [blame] | 168 | public static Set<String> getAllFlowField() { |
| 169 | return fields.values().stream() |
| 170 | .map(f -> f.name()) |
| 171 | .collect(Collectors.toSet()); |
| 172 | } |
| 173 | |
karthik1977 | bc5ea1e | 2023-01-02 19:25:14 +0530 | [diff] [blame] | 174 | public BiFunction<ByteBuffer, Integer, Object> getParser() { |
| 175 | return this.parser; |
| 176 | } |
| 177 | |
| 178 | } |