blob: 1ed6647927a3a1a5ca1a8a155ed2210ac6dbf532 [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/control/filtering.p4"
#include "include/control/forwarding.p4"
#include "include/control/next.p4"
#include "include/control/packetio.p4"
#include "include/control/port_counter.p4"
#include "include/header.p4"
#include "include/checksum.p4"
#include "include/parser.p4"
#ifdef WITH_SPGW
#include "include/spgw.p4"
#endif // WITH_SPGW
#ifdef WITH_INT_TRANSIT
#include "include/int_transit.p4"
#endif // WITH_INT_TRANSIT
control FabricIngress (
inout parsed_headers_t hdr,
inout fabric_metadata_t fabric_metadata,
inout standard_metadata_t standard_metadata) {
PacketIoIngress() packet_io_ingress;
Filtering() filtering;
Forwarding() forwarding;
Next() next;
PortCountersControl() port_counters_control;
EgressNextControl() egress_next;
apply {
#ifdef WITH_INT_TRANSIT
fabric_metadata.int_metadata.ingress_tstamp =
(bit<32>) standard_metadata.ingress_global_timestamp;
#endif // WITH_INT_TRANSIT
packet_io_ingress.apply(hdr, fabric_metadata, standard_metadata);
#ifdef WITH_SPGW
#ifdef WITH_SPGW_PCC_GATING
fabric_metadata.spgw.l4_src_port = fabric_metadata.l4_src_port;
fabric_metadata.spgw.l4_dst_port = fabric_metadata.l4_dst_port;
#endif // WITH_SPGW_PCC_GATING
spgw_ingress.apply(hdr.gtpu_ipv4, hdr.gtpu_udp, hdr.gtpu,
hdr.ipv4, hdr.udp, fabric_metadata.spgw);
#endif // WITH_SPGW
filtering.apply(hdr, fabric_metadata, standard_metadata);
forwarding.apply(hdr, fabric_metadata, standard_metadata);
next.apply(hdr, fabric_metadata, standard_metadata);
port_counters_control.apply(hdr, fabric_metadata, standard_metadata);
egress_next.apply(hdr, fabric_metadata, standard_metadata);
}
}
control FabricEgress (inout parsed_headers_t hdr,
inout fabric_metadata_t fabric_metadata,
inout standard_metadata_t standard_metadata) {
PacketIoEgress() pkt_io_egress;
apply {
pkt_io_egress.apply(hdr, fabric_metadata, standard_metadata);
#ifdef WITH_INT_TRANSIT
int_egress.apply(hdr, fabric_metadata.int_metadata, standard_metadata);
#endif // WITH_INT_TRANSIT
// gtpu encap needs to happen after INT to ensure length fields are set
// correctly
#ifdef WITH_SPGW
spgw_egress.apply(hdr.ipv4, hdr.gtpu_ipv4, hdr.gtpu_udp, hdr.gtpu,
fabric_metadata.spgw, standard_metadata);
#endif // WITH_SPGW
}
}
V1Switch(
FabricParser(),
FabricVerifyChecksum(),
FabricIngress(),
FabricEgress(),
FabricComputeChecksum(),
FabricDeparser()
) main;