Frank Wang | d7e3b4b | 2017-09-24 13:37:54 +0900 | [diff] [blame] | 1 | /* |
| 2 | * Copyright 2017-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 | |
| 17 | #ifndef METERS |
| 18 | #define METERS |
| 19 | #include "defines.p4" |
| 20 | |
| 21 | control port_meters_ingress(inout headers_t hdr, |
| 22 | inout standard_metadata_t standard_metadata) { |
| 23 | meter(MAX_PORTS, MeterType.bytes) ingress_port_meter; |
Keesjan Karsten | 2336889 | 2018-05-22 10:46:01 +0000 | [diff] [blame] | 24 | MeterColor ingress_color = MeterColor_GREEN; |
Frank Wang | d7e3b4b | 2017-09-24 13:37:54 +0900 | [diff] [blame] | 25 | |
| 26 | apply { |
Keesjan Karsten | 2336889 | 2018-05-22 10:46:01 +0000 | [diff] [blame] | 27 | ingress_port_meter.execute_meter<MeterColor>((bit<32>)standard_metadata.ingress_port, ingress_color); |
| 28 | if (ingress_color == MeterColor_RED) { |
Frank Wang | d7e3b4b | 2017-09-24 13:37:54 +0900 | [diff] [blame] | 29 | mark_to_drop(); |
| 30 | } |
| 31 | } |
| 32 | } |
| 33 | |
| 34 | control port_meters_egress(inout headers_t hdr, |
| 35 | inout standard_metadata_t standard_metadata) { |
| 36 | |
| 37 | meter(MAX_PORTS, MeterType.bytes) egress_port_meter; |
Keesjan Karsten | 2336889 | 2018-05-22 10:46:01 +0000 | [diff] [blame] | 38 | MeterColor egress_color = MeterColor_GREEN; |
Frank Wang | d7e3b4b | 2017-09-24 13:37:54 +0900 | [diff] [blame] | 39 | |
| 40 | apply { |
Keesjan Karsten | 2336889 | 2018-05-22 10:46:01 +0000 | [diff] [blame] | 41 | egress_port_meter.execute_meter<MeterColor>((bit<32>)standard_metadata.egress_port, egress_color); |
| 42 | if (egress_color == MeterColor_RED) { |
Frank Wang | d7e3b4b | 2017-09-24 13:37:54 +0900 | [diff] [blame] | 43 | mark_to_drop(); |
| 44 | } |
| 45 | } |
| 46 | } |
| 47 | #endif |