table_clear phy_forward後
table_add phy_forward後
誤關
變更
mac_forward後
變更
mac_forward => 1後
變更
mac_forward => 2後
查看完log之後
p4run 後
Last updated
Was this helpful?
Was this helpful?
cd p4-test/1gedit p4app.json basic.p4 cmd.txt {
"program": "basic.p4",
"switch": "simple_switch",
"compiler": "p4c",
"options": "--target bmv2 --arch v1model --std p4-16",
"switch_cli": "simple_switch_CLI",
"cli": true,
"pcap_dump": false,
"enable_log": false,
"topo_module": {
"file_path": "",
"module_name": "p4utils.mininetlib.apptopo",
"object_name": "AppTopoStrategies"
},
"controller_module": null,
"topodb_module": {
"file_path": "",
"module_name": "p4utils.utils.topology",
"object_name": "Topology"
},
"mininet_module": {
"file_path": "",
"module_name": "p4utils.mininetlib.p4net",
"object_name": "P4Mininet"
},
"topology": {
"links": [["h1", "s1"], ["h2", "s1"]],
"hosts": {
"h1": {
},
"h2": {
}
},
"switches": {
"s1": {
"cli_input": "cmd.txt",
"program": "basic.p4"
}
}
}
}/* -*- P4_16 -*- */
#include <core.p4>
#include <v1model.p4>
/*************************************************************************
*********************** H E A D E R S ***********************************
*************************************************************************/
struct metadata {
/* empty */
}
struct headers {
}
/*************************************************************************
*********************** P A R S E R ***********************************
*************************************************************************/
parser MyParser(packet_in packet,
out headers hdr,
inout metadata meta,
inout standard_metadata_t standard_metadata) {
state start {
transition accept;
}
}
/*************************************************************************
************ C H E C K S U M V E R I F I C A T I O N *************
*************************************************************************/
control MyVerifyChecksum(inout headers hdr, inout metadata meta) {
apply { }
}
/*************************************************************************
************** I N G R E S S P R O C E S S I N G *******************
*************************************************************************/
control MyIngress(inout headers hdr,
inout metadata meta,
inout standard_metadata_t standard_metadata) {
action drop() {
mark_to_drop(standard_metadata);
}
action forward(bit<9> port) {
standard_metadata.egress_spec = port;
}
table phy_forward {
key = {
standard_metadata.ingress_port: exact;
}
actions = {
forward;
drop;
}
size = 1024;
default_action = drop();
}
apply {
phy_forward.apply();
}
}
/*************************************************************************
**************** E G R E S S P R O C E S S I N G *******************
*************************************************************************/
control MyEgress(inout headers hdr,
inout metadata meta,
inout standard_metadata_t standard_metadata) {
apply { }
}
/*************************************************************************
************* C H E C K S U M C O M P U T A T I O N **************
*************************************************************************/
control MyComputeChecksum(inout headers hdr, inout metadata meta) {
apply {
}
}
/*************************************************************************
*********************** D E P A R S E R *******************************
*************************************************************************/
control MyDeparser(packet_out packet, in headers hdr) {
apply {
}
}
/*************************************************************************
*********************** S W I T C H *******************************
*************************************************************************/
V1Switch(
MyParser(),
MyVerifyChecksum(),
MyIngress(),
MyEgress(),
MyComputeChecksum(),
MyDeparser()
) main;table_add phy_forward forward 1 => 2
table_add phy_forward forward 2 => 1cd 1sed -i '/^$/d' p4app.jsonsed -i '/^$/d' basic.p4sed -i '/^$/d' cmd.txtp4runneth1 ping h2 -c 5h1 ping h2 -c 5h1 ping h2 -c 5simple_switch_CLI --thrift-port 9090table_info phy_forwardtable_dump phy_forwardtable_clear phy_forwardtable_dump phy_forwardtable_add phy_forward forward 1 => 2table_add phy_forward forward 2 => 1table_dump phy_forwardcd ..cd 1-1gedit p4app.json basic.p4{
"program": "basic.p4",
"switch": "simple_switch",
"compiler": "p4c",
"options": "--target bmv2 --arch v1model --std p4-16",
"switch_cli": "simple_switch_CLI",
"cli": true,
"pcap_dump": true,
"enable_log": true,
"topo_module": {
"file_path": "",
"module_name": "p4utils.mininetlib.apptopo",
"object_name": "AppTopoStrategies"
},
"controller_module": null,
"topodb_module": {
"file_path": "",
"module_name": "p4utils.utils.topology",
"object_name": "Topology"
},
"mininet_module": {
"file_path": "",
"module_name": "p4utils.mininetlib.p4net",
"object_name": "P4Mininet"
},
"topology": {
"assignment_strategy": "l2",
"links": [["h1", "s1"], ["h2", "s2"], ["s1", "s2"]],
"hosts": {
"h1": {
},
"h2": {
}
},
"switches": {
"s1": {
"cli_input":"cmd1.txt",
"program": "basic.p4"
},
"s2": {
"cli_input":"cmd2.txt",
"program": "basic.p4"
}
}
}
}cd 1-1p4runh1 ping h2 -c 5cd p4-testcd 2gedit basic.p4 cmd.txt p4app.jsonp4runh1 ping h2 -c 5h1 ping h2 -c 5/* -*- P4_16 -*- */
#include <core.p4>
#include <v1model.p4>
/*************************************************************************
*********************** H E A D E R S ***********************************
*************************************************************************/
header ethernet_t {
bit<48> dstAddr;
bit<48> srcAddr;
bit<16> etherType;
}
struct metadata {
/* empty */
}
struct headers {
ethernet_t ethernet;
}
/*************************************************************************
*********************** P A R S E R ***********************************
*************************************************************************/
parser MyParser(packet_in packet,
out headers hdr,
inout metadata meta,
inout standard_metadata_t standard_metadata) {
state start {
transition parse_ethernet;
}
state parse_ethernet {
packet.extract(hdr.ethernet);
transition accept;
}
}
/*************************************************************************
************ C H E C K S U M V E R I F I C A T I O N *************
*************************************************************************/
control MyVerifyChecksum(inout headers hdr, inout metadata meta) {
apply { }
}
/*************************************************************************
************** I N G R E S S P R O C E S S I N G *******************
*************************************************************************/
control MyIngress(inout headers hdr,
inout metadata meta,
inout standard_metadata_t standard_metadata) {
action drop() {
mark_to_drop(standard_metadata);
}
action forward(bit<9> port) {
standard_metadata.egress_spec = port;
}
table mac_forward {
key = {
hdr.ethernet.dstAddr: exact;
}
actions = {
forward;
drop;
}
size = 1024;
default_action = drop();
}
apply {
mac_forward.apply();
}
}
/*************************************************************************
**************** E G R E S S P R O C E S S I N G *******************
*************************************************************************/
control MyEgress(inout headers hdr,
inout metadata meta,
inout standard_metadata_t standard_metadata) {
apply { }
}
/*************************************************************************
************* C H E C K S U M C O M P U T A T I O N **************
*************************************************************************/
control MyComputeChecksum(inout headers hdr, inout metadata meta) {
apply {
}
}
/*************************************************************************
*********************** D E P A R S E R *******************************
*************************************************************************/
control MyDeparser(packet_out packet, in headers hdr) {
apply {
packet.emit(hdr.ethernet);
}
}
/*************************************************************************
*********************** S W I T C H *******************************
*************************************************************************/
V1Switch(
MyParser(),
MyVerifyChecksum(),
MyIngress(),
MyEgress(),
MyComputeChecksum(),
MyDeparser()
) main;table_add mac_forward forward 00:00:0a:00:01:01 => 1
table_add mac_forward forward 00:00:0a:00:01:02 => 2{
"program": "basic.p4",
"switch": "simple_switch",
"compiler": "p4c",
"options": "--target bmv2 --arch v1model --std p4-16",
"switch_cli": "simple_switch_CLI",
"cli": true,
"pcap_dump": true,
"enable_log": true,
"topo_module": {
"file_path": "",
"module_name": "p4utils.mininetlib.apptopo",
"object_name": "AppTopoStrategies"
},
"controller_module": null,
"topodb_module": {
"file_path": "",
"module_name": "p4utils.utils.topology",
"object_name": "Topology"
},
"mininet_module": {
"file_path": "",
"module_name": "p4utils.mininetlib.p4net",
"object_name": "P4Mininet"
},
"topology": {
"links": [["h1", "s1"], ["h2", "s1"]],
"hosts": {
"h1": {
},
"h2": {
}
},
"switches": {
"s1": {
"cli_input": "cmd.txt",
"program": "basic.p4"
}
}
}
}simple_switch_CLI --thrift-port 9090helptable_dump mac_forwardtable_clear mac_forwardtable_dump mac_forwardlsrm basic.p4i basic.json topology.dbrm -rf log pcaplsp4runh1 ping h2 -c 5h1 ping h2 -c 5h1 ping h2 -c 5exitp4runh1 ping h2 -c 5simple_switch_CLI --thrift-port 9090table_add mac_forward forward 00:00:0a:00:01:01 => 1table_add mac_forward forward 00:00:0a:00:01:02 => 2table_dump mac_forwardcd p4-testcd 2cd loggedit s1.log