blob: e38ec648c6bf2d91dbbde4f0e2bdb140ade2e1f6 [file] [log] [blame]
/*
* Copyright 2017-present Open Networking Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <core.p4>
#include <v1model.p4>
#include "include/defines.p4"
#include "include/headers.p4"
struct metadata_t {
intrinsic_metadata_t intrinsic_metadata;
}
#include "include/parsers.p4"
#include "include/port_counters.p4"
#include "include/checksums.p4"
#include "include/actions.p4"
#include "include/packet_io.p4"
control ingress(inout headers_t hdr, inout metadata_t meta, inout standard_metadata_t standard_metadata) {
/*
FIXME:
It seems that with BMv2 it is not possible to use the same indirect table (like table0 with the
implementation attribute enabled), with table entries that use direct actions (e.g. send_to_cpu()).
A separate table for ECMP should be created.
*/
direct_counter(CounterType.packets) table0_counter;
// action_selector(HashAlgorithm.crc16, 32w64, 32w16) ecmp_selector;
table table0 {
/*
Disabling timeout here as P4runtime doesn't allow setting timeouts.
This way the FlowRuleTranslator will produce instances of PiTableEntry without timeout.
*/
support_timeout = false;
key = {
standard_metadata.ingress_port : ternary;
hdr.ethernet.dstAddr : ternary;
hdr.ethernet.srcAddr : ternary;
hdr.ethernet.etherType : ternary;
// Not for matching.
// Inputs to the hash function of the action selector.
/* hdr.ipv4.srcAddr : selector;
hdr.ipv4.dstAddr : selector;
hdr.ipv4.protocol : selector;
hdr.tcp.srcPort : selector;
hdr.tcp.dstPort : selector;
hdr.udp.srcPort : selector;
hdr.udp.dstPort : selector; */
}
actions = {
set_egress_port(standard_metadata);
send_to_cpu(standard_metadata);
drop(standard_metadata);
}
counters = table0_counter;
// implementation = ecmp_selector;
}
PacketIoIngressControl() packet_io_ingress_control;
PortCountersControl() port_counters_control;
apply {
packet_io_ingress_control.apply(hdr, standard_metadata);
if (!hdr.packet_out.isValid()) {
table0.apply();
}
port_counters_control.apply(hdr, meta, standard_metadata);
}
}
control egress(inout headers_t hdr, inout metadata_t meta, inout standard_metadata_t standard_metadata) {
PacketIoEgressControl() packet_io_egress_control;
apply {
packet_io_egress_control.apply(hdr, standard_metadata);
}
}
V1Switch(ParserImpl(), verifyChecksum(), ingress(), egress(), computeChecksum(), DeparserImpl()) main;