Working solution for dispatcher NIC offload

.gitignore

@@ -7,3 +7,29 @@ secrets.json
 resource_system/bin/**
 resource_system/version.linux
 local_experiments/
+.vscode
+
+p4src/Makefile-nfp4build
+p4src/app_master.list/
+p4src/blm0.list/
+p4src/echo.nffw
+p4src/echo.yml
+p4src/flowcache_timeout_emu0.list/
+p4src/gro0.list/
+p4src/gro1.list/
+p4src/nbi_init_csr.list/
+p4src/nfd_pcie0_notify.list/
+p4src/nfd_pcie0_pci_in_gather.list/
+p4src/nfd_pcie0_pci_in_issue0.list/
+p4src/nfd_pcie0_pci_in_issue1.list/
+p4src/nfd_pcie0_pci_out_me0.list/
+p4src/nfd_pcie0_pd0.list/
+p4src/nfd_pcie0_pd1.list/
+p4src/nfd_pcie0_sb.list/
+p4src/nfd_svc.list/
+p4src/out/
+p4src/pif_app_nfd.list/
+client/Makefile-nfp4build
+*.list
+p4src/out_dir
+*.nffw

dispatch_system/benchmark_dispatcher.py

+import socket
+import struct
+import time
+import threading
+import random
+import time
+
+import argparse
+
+parser = argparse.ArgumentParser(description='Mininet demo')
+
+parser.add_argument('--fid', help='Funtion id',
+                    type=int, action="store", required=False)
+parser.add_argument('--c', help='Concurrency',
+                   type=int, action="store", required=True)
+group = parser.add_mutually_exclusive_group(required=True)
+group.add_argument('--rps', help='Requests per second',
+                   type=int, action="store")
+group.add_argument('--n', help='Number of requests to send',
+                   type=int, action="store")
+
+
+args = parser.parse_args()
+
+PORT = 8000
+dataInt = 0
+fid = args.fid
+SERVER_IP = "192.168.2.3"
+
+egress_time = []
+ingress_time = []
+stop_thread = False
+
+
+def receive():
+    global egress_time, stop_thread
+    CLIENT_IP = "0.0.0.0"
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    s.bind((CLIENT_IP, 8080))
+    print "listening to {} at port {}".format(CLIENT_IP, 8080)
+    run_status = {}
+
+    while True:
+        if stop_thread:
+            break
+        packet, addr = s.recvfrom(1024)
+        # print packet
+        base = 0
+        chain_id = struct.unpack(">I", packet[base:base + 4])[0]
+        base += 4
+        exec_id = struct.unpack(">I", packet[base:base + 4])[0]
+        base += 4
+        function_id = struct.unpack(">I", packet[base:base + 4])[0]
+        base += 4
+        data = struct.unpack(">I", packet[base:base + 4])[0]
+        base += 4
+        function_count = struct.unpack("B", packet[base])[0]
+
+        t = int(time.time() * 1000) % 1000000000
+        data = int(data) - t
+        print "rec", chain_id, exec_id, data, function_id, function_count, 
+
+
+def genPacket():
+    global fid
+    packet = None
+    exec_id = random.randint(0, 2 ** 30)
+    print exec_id
+    chain_id = 1
+    function_count = 5
+    function_id = fid if (fid) else 1
+    f0 = 0; f1 = 1; f2 = 2; f3 = 0; f4 = 0
+    print chain_id, exec_id, "function_id", function_id, function_count, \
+        f0, f1, f2, f3, f4
+    
+    chain_id = struct.pack(">I", chain_id)  # chain id
+    exec_id = struct.pack(">I", exec_id)  # execution id
+
+    dataInt = int(time.time() * 1000) % 1000000000
+    data = struct.pack(">I", dataInt)  # data
+    
+    function_count = struct.pack("B", function_count)  # function count
+    function_id_packed = struct.pack(">I", function_id)
+    f0 = struct.pack("B", f0)  # f0
+    f1 = struct.pack("B", f1)  # f1
+    f2 = struct.pack("B", f2)  # f2 -> f0
+    f3 = struct.pack("B", f3)  # f3 -> f1 f2
+    f4 = struct.pack("B", f4)  # f4 -> f3
+    
+    packet = chain_id + exec_id + function_id_packed + data + function_count + f0 + f1 + f2 + f3 + f4
+    # print dataInt, offload_status
+    return packet, function_id
+
+
+def sendThread(start_time, runtime, sleep_time):
+    global ingress_time
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    while True:
+            packet, function_id = genPacket()
+            if time.time() - start_time > runtime:
+                break
+            s.sendto(packet, (SERVER_IP, PORT))
+            ingress_time.append(time.time())
+            time.sleep(sleep_time)
+
+
+def send():
+    global egress_time, ingress_time
+    s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+    print "Sending packet to %s at port %s" % (SERVER_IP, PORT)
+    print "chain id, exec id, data, function count, functions dependencies..."
+
+    # op = struct.unpack("B", packet[0])
+    packet, _ = genPacket()
+    if args.n is not None:
+        for i in range(args.req_count):
+            s.sendto(packet, (SERVER_IP, PORT))
+            ingress_time.append(time.time())
+
+    elif args.rps is not None:
+
+        runtime = 10
+        thread_count = args.c
+        start_time = time.time()
+        sleep_time = thread_count / float(args.rps)
+        print "calculated inter-arrival time, offload mode", sleep_time
+        for i in range(thread_count):
+            t = threading.Thread(target=sendThread, args=[
+                                 start_time, runtime, sleep_time])
+            t.daemon = True
+            t.start()
+        time.sleep(runtime)
+
+    stop_thread = True
+    # s.sendto(packet, (SERVER_IP, PORT))
+    # r.join()
+
+
+
+
+r = threading.Thread(name="receive", target=receive)
+r.daemon = True
+r.start()
+
+time.sleep(1)
+send()
+r.join()

dispatch_system/dispatch_daemon/package.json

@@ -13,6 +13,7 @@
     "body-parser": "^1.19.0",
     "express": "^4.17.1",
     "express-fileupload": "^1.1.6",
+    "jspack": "^0.0.4",
     "kafka-node": "^5.0.0",
     "morgan": "^1.9.1",
     "mqtt": "^3.0.0",

dispatch_system/dispatch_manager/index.js

@@ -66,7 +66,7 @@ app.use(fileUpload())
 app.use('/serverless/chain', chainHandler.router); // chain router (explicit_chain_handler.js) for handling explicit chains
 let requestQueue = []
 
-const WINDOW_SIZE = 10
+const WINDOW_SIZE = 1
 const port = constants.master_port
 const registry_url = constants.registry_url
 
@@ -220,6 +220,7 @@ app.post('/serverless/execute/:id', (req, res) => {
     res.timestamp = Date.now() 
     if (functionToResource.has(id)) {
         res.start = 'warmstart'
+        res.dispatch_time = Date.now()
         libSupport.reverseProxy(req, res)
     } else {
         res.start = 'coldstart'

dispatch_system/dispatch_manager/lib.js

@@ -77,6 +77,7 @@ function generateExecutor(functionPath, functionHash) {
   * @param {JSON} res Object to use to return the response to the user
   */
 async function reverseProxy(req, res) {
+   res.reverse_ingress = Date.now()
    if (req.headers['x-chain-type'] !== 'explicit' && req.body.type === "tcp")
       branchChainPredictor(req)
    let runtime = req.body.runtime
@@ -93,8 +94,10 @@ async function reverseProxy(req, res) {
    let url = `http://${resource.node_id}:${resource.port}/serverless/function/execute`
 
    // logger.info("Request received at reverseproxy. Forwarding to: " + url);
-   forwardTo.open_request_count += 1
-   heap.heapify(functionHeap, compare) // maintain loadbalancer by heapifying the Map
+   // forwardTo.open_request_count += 1
+   // TODO: stopping loadbalancer
+   // heap.heapify(functionHeap, compare) // maintain loadbalancer by heapifying the Map
+   res.lookup_time = Date.now()
    var options = {
       method: 'POST',
       uri: url,
@@ -153,6 +156,7 @@ async function reverseProxy(req, res) {
       let payload = req.body
       payload.request_id = request_id
       let data = payload.data
+      res.data_set_time = Date.now()
       let packet = packPacket({
          chain_id: 0,
          exec_id: request_id,
@@ -160,8 +164,10 @@ async function reverseProxy(req, res) {
          data,
          function_count: 1
       })
+      res.pack_time = Date.now()
       udpProxy.send(packet, 0, packet.length, resource.port, resource.node_id, function (err, bytes) {
          // logger.info(`forwarded request via UDP, IP 192.168.2.5 Port ${resource.port}`)
+         res.send_time = Date.now()
       })
    }
 }
@@ -415,6 +421,23 @@ udpProxy.on('message', (msg, rinfo) => {
    let result = unpackPacket(msg)
    let res = requestFlightQueue.get(result.exec_id)
    res.json(result)
+   console.log("resource_lookup",
+      res.dispatch_time - res.timestamp,
+      "reverse_proxy_call",
+      res.reverse_ingress - res.dispatch_time,
+      "metadata_lookup",
+      res.lookup_time - res.reverse_ingress,
+      "data_set_time",
+      res.data_set_time - res.lookup_time,
+      "pack_time",
+      res.pack_time - res.data_set_time,
+      "network_send",
+      res.send_time - res.pack_time,
+      "total_dispatch_delay", 
+      res.send_time - res.timestamp,
+      "E2E time:", 
+      Date.now() - res.timestamp
+   )
 });
 
 udpProxy.on('listening', () => {
@@ -459,6 +482,7 @@ function packPacket(dataPacket) {
 
    let message = new Array(1024)
    let base = 0, chain_id, exec_id, function_id, data, function_count
+   let f0, f1, f2, f3, f4, t1, t2, t3, t4
    chain_id = struct.PackTo(">I", message, base, [dataPacket.chain_id])
    base += 4
    exec_id = struct.PackTo(">I", message, base, [dataPacket.exec_id])
@@ -468,6 +492,27 @@ function packPacket(dataPacket) {
    data = struct.PackTo(">I", message, base, [dataPacket.data])
    base += 4
    function_count = struct.PackTo("B", message, base, [dataPacket.function_count])
+   base += 1
+
+   f0 = struct.PackTo("B", message, base, [0])
+   base += 1
+   f1 = struct.PackTo("B", message, base, [12])
+   base += 1
+   f2 = struct.PackTo("B", message, base, [0])
+   base += 1
+   f3 = struct.PackTo("B", message, base, [34])
+   base += 1
+   f4 = struct.PackTo("B", message, base, [0])
+   base += 1
+
+   t1 = struct.PackTo(">I", message, base, [Date.now()])
+   base += 4
+   t2 = struct.PackTo("I", message, base, [1234])
+   base += 4
+   t3 = struct.PackTo("I", message, base, [0])
+   base += 8
+   t4 = struct.PackTo("I", message, base, [0])
+   
    message = Buffer.from(message)
    return message
 }

dispatch_system/dispatch_manager/nic/Makefile-nfp4build

 #
-# Generated Makefile for echo
+# Generated Makefile for orchestrator
 #
 
 ifndef SDKDIR
@@ -122,7 +122,7 @@ ifneq ($(NFAS_FOUND),found)
   $(warning warning: nfas not found or not executable, on windows please run nfp4term.bat)
 endif
 
-$(OUTDIR)/echo.nffw: $(OUTDIR)/nfd_pcie0_pd0.list/nfd_pcie0_pd0.list \
+$(OUTDIR)/orchestrator.nffw: $(OUTDIR)/nfd_pcie0_pd0.list/nfd_pcie0_pd0.list \
 		$(OUTDIR)/nfd_pcie0_pci_in_issue1.list/nfd_pcie0_pci_in_issue1.list \
 		$(OUTDIR)/nfd_pcie0_pci_out_me0.list/nfd_pcie0_pci_out_me0.list \
 		$(OUTDIR)/nbi_init_csr.list/nbi_init_csr.list \
@@ -186,17 +186,17 @@ $(PIFOUTDIR)/build_info.json: $(MAKEFILE_LIST)
 # Generate IR from P4
 #
 
-$(OUTDIR)/echo.yml: p4src/echo.p4 \
+$(OUTDIR)/orchestrator.yml: p4src/orchestrator.p4 \
 		$(MAKEFILE_LIST)
 	@echo ---------
 	@echo compiling p4 $@
 	@echo ---------
 	@mkdir -p $(PIFOUTDIR)
-	$(SDKP4DIR)/bin/nfp4c -o $(OUTDIR)/echo.yml \
+	$(SDKP4DIR)/bin/nfp4c -o $(OUTDIR)/orchestrator.yml \
 		--p4-version 16 \
 		--p4-compiler p4c-nfp \
 		--source_info  \
-		p4src/echo.p4
+		p4src/orchestrator.p4
 
 
 #
@@ -229,15 +229,16 @@ $(PIFOUTDIR)/pif_pkt_clone%h \
 $(PIFOUTDIR)/pif_flcalc%c \
 $(PIFOUTDIR)/pif_flcalc%h \
 $(PIFOUTDIR)/pif_field_lists%h \
-$(PIFOUTDIR)/pif_parrep_pvs_sync%c : $(OUTDIR)/echo%yml $(MAKEFILE_LIST) 
+$(PIFOUTDIR)/pif_parrep_pvs_sync%c : $(OUTDIR)/orchestrator%yml $(MAKEFILE_LIST) 
 	@echo ---------
 	@echo generating pif $@
 	@echo ---------
 	@mkdir -p $(PIFOUTDIR)
 	$(SDKP4DIR)/bin/nfirc -o $(PIFOUTDIR)/ \
-		--p4info $(OUTDIR)/echo.p4info.json \
+		--p4info $(OUTDIR)/orchestrator.p4info.json \
 		--debugpoints  \
-		$(OUTDIR)/echo.yml
+		--mac_ingress_timestamp  \
+		$(OUTDIR)/orchestrator.yml
 
 
 #

dispatch_system/dispatch_manager/nic/assign_ip.sh

 #!/bin/bash -x
+sudo ifconfig vf0_0 down
+sudo ifconfig vf0_0 hw ether 00:11:11:11:11:11
+sudo ifconfig vf0_1 down
+sudo ifconfig vf0_1 hw ether 00:22:22:22:22:22
 
 sudo ifconfig vf0_0 192.168.2.2/24 up
 sudo ifconfig vf0_1 192.168.2.3/24 up
@@ -7,17 +11,15 @@ sudo ifconfig vf0_1 192.168.2.3/24 up
 echo "y" | docker system prune
 docker network create -d macvlan --subnet=192.168.2.0/24 --aux-address="vf0_0=192.168.2.2" --aux-address="vf0_1=192.168.2.3" -o parent=vf0_1 pub_net
 
-# move vf0_0 into its own namespace
-# sudo ip netns exec ns_server ip link set vf0_0 netns 1
-# sudo ip netns delete ns_server
-# sudo ip netns add ns_server
+move vf0_0 into its own namespace
+sudo ip netns exec ns_server ip link set vf0_0 netns 1
+sudo ip netns delete ns_server
+sudo ip netns add ns_server
 
-# sudo ip link set vf0_0 netns ns_server
-# sudo ip netns exec ns_server ip addr add dev vf0_0 192.168.2.2/24
-# sudo ip netns exec ns_server ip link set dev vf0_0 up
+sudo ip link set vf0_0 netns ns_server
+sudo ip netns exec ns_server ip addr add dev vf0_0 192.168.2.2/24
+sudo ip netns exec ns_server ip link set dev vf0_0 up
 
-# sudo ip netns exec ns_server arp -s 192.168.2.3 00:22:22:22:22:22 -i vf0_0
-# sudo ip netns exec ns_server arp -s 192.168.2.4 00:33:33:33:33:33 -i vf0_0
+sudo ip netns exec ns_server arp -s 192.168.2.3 00:22:22:22:22:22 -i vf0_0
 
-# sudo arp -s 192.168.2.2 00:11:11:11:11:11 -i vf0_1
-# sudo arp -s 192.168.2.4 00:33:33:33:33:33 -i vf0_1
\ No newline at end of file
+sudo arp -s 192.168.2.2 00:11:11:11:11:11 -i vf0_1

dispatch_system/dispatch_manager/nic/assign_ip_test.sh

+sudo ip netns delete ns_server
+sudo ip netns delete ns_client
+
+sudo ip netns add ns_server
+sudo ip netns add ns_client
+
+echo "namespace created"
+
+
+sudo ifconfig vf0_0 down
+sudo ifconfig vf0_0 hw ether 00:11:11:11:11:11
+sudo ip link set vf0_0 up
+sudo ip address add 192.168.2.2/24 dev vf0_0
+sudo ethtool --offload  vf0_0  rx off  tx off sg off
+sudo ethtool -K vf0_0 gso off
+
+sudo ifconfig vf0_1 down
+sudo ifconfig vf0_1 hw ether 00:22:22:22:22:22
+sudo ip link set vf0_1 up
+sudo ip address add 192.168.2.3/24 dev vf0_1
+sudo ethtool --offload  vf0_1  rx off  tx off sg off
+sudo ethtool -K vf0_1 gso off
+
+echo "IPs assigned"
+
+#sudo arp -s 192.168.2.3 00:22:22:22:22:22 -i vf0_0
+#sudo arp -s 192.168.2.4 00:33:33:33:33:33 -i vf0_0
+#sudo arp -s 192.168.2.2 00:11:11:11:11:11 -i vf0_1
+#sudo arp -s 192.168.2.4 00:33:33:33:33:33 -i vf0_1
+
+sudo ip link set vf0_0 netns ns_server
+sudo ip netns exec ns_server ip addr add dev vf0_0 192.168.2.2/24
+sudo ip netns exec ns_server ip link set dev vf0_0 up
+
+sudo ip netns exec ns_server arp -s 192.168.2.3 00:22:22:22:22:22 -i vf0_0
+sudo ip netns exec ns_server arp -s 192.168.2.4 00:33:33:33:33:33 -i vf0_0
+
+
+sudo ip link set vf0_1 netns ns_client
+sudo ip netns exec ns_client ip addr add dev vf0_1 192.168.2.3/24
+sudo ip netns exec ns_client ip link set dev vf0_1 up
+sudo ip netns exec ns_client arp -s 192.168.2.2 00:11:11:11:11:11 -i vf0_1
+
+sudo ip netns exec ns_client arp -s 192.168.2.2 00:11:11:11:11:11 -i vf0_1
+sudo ip netns exec ns_client arp -s 192.168.2.4 00:33:33:33:33:33 -i vf0_1
\ No newline at end of file

dispatch_system/dispatch_manager/nic/build_offload.sh

@@ -15,7 +15,7 @@ done
 if [[ $compile_flag -eq 1 ]]
 then
     # compile the nfp code
-    sudo /opt/netronome/p4/bin/nfp4build -o ./p4src/echo.nffw -p ./p4src/out -4 ./p4src/echo.p4 -l lithium --nfp4c_p4_version 16 --nfp4c_p4_compiler p4c-nfp -c ./p4src/prime.c
+    sudo /opt/netronome/p4/bin/nfp4build -o ./p4src/orchestrator.nffw -p ./p4src/out -4 ./p4src/orchestrator.p4 -l lithium --nfp4c_p4_version 16 --nfirc_mac_ingress_timestamp --nfp4c_p4_compiler p4c-nfp -c ./p4src/prime.c
 fi
 
 if [[ $offload_flag -eq 1 ]]
@@ -24,7 +24,7 @@ then
   cd /opt/netronome/p4/bin/
 
   # offload
-  sudo ./rtecli design-load -f $location/p4src/echo.nffw -c $location/p4src/echo.p4cfg -p $location/p4src/out/pif_design.json
+  sudo ./rtecli design-load -f $location/p4src/orchestrator.nffw -c $location/p4src/echo.p4cfg -p $location/p4src/out/pif_design.json
 
   # returning back to base
   cd $location

dispatch_system/dispatch_manager/nic/build_offload_test.sh

+#! /bin/bash -ex
+
+compile_flag=0
+offload_flag=0
+assign_ip_flag=0
+location=$(pwd)
+while getopts 'coi' flag; do
+  case "${flag}" in
+    c) compile_flag=1 ;;
+    o) offload_flag=1 ;;
+    i) assign_ip_flag=1 ;;
+  esac
+done
+
+if [[ $compile_flag -eq 1 ]]
+then
+    # compile the nfp code
+    sudo /opt/netronome/p4/bin/nfp4build -o ./p4src/test.nffw -p ./p4src/out -4 ./p4src/test.p4 -l lithium --nfp4c_p4_version 16 --nfirc_mac_ingress_timestamp --nfp4c_p4_compiler p4c-nfp -e
+fi
+
+if [[ $offload_flag -eq 1 ]]
+then
+  # move to p4 bin
+  cd /opt/netronome/p4/bin/
+
+  # offload
+  sudo ./rtecli design-load -f $location/p4src/test.nffw -c $location/p4src/test.p4cfg -p $location/p4src/out/pif_design.json
+
+  # returning back to base
+  cd $location
+fi
+
+if [[ $assign_ip_flag -eq 1 ]]
+then
+    #assigning IPs to network interfaces
+    sudo ./assign_ip_test.sh
+fi
+

dispatch_system/dispatch_manager/nic/p4src/echo.bmv2.json

@@ -643,35 +643,9 @@
         "source_fragment" : "dispatch_act"
       }
     },
-    {
-      "name" : "act",
-      "id" : 4,
-      "runtime_data" : [],
-      "primitives" : [
-        {
-          "op" : "assign",
-          "parameters" : [
-            {
-              "type" : "field",
-              "value" : ["map_hdr", "data"]
-            },
-            {
-              "type" : "hexstr",
-              "value" : "0x00000064"
-            }
-          ],
-          "source_info" : {
-            "filename" : "p4src/echo.p4",
-            "line" : 51,
-            "column" : 9,
-            "source_fragment" : "hdr.map_hdr.data = 32w100"
-          }
-        }
-      ]
-    },
     {
       "name" : "fix_checksum",
-      "id" : 5,
+      "id" : 4,
       "runtime_data" : [],
       "primitives" : [
         {
@@ -714,32 +688,9 @@
       },
       "init_table" : "node_2",
       "tables" : [
-        {
-          "name" : "tbl_act",
-          "id" : 0,
-          "key" : [],
-          "match_type" : "exact",
-          "type" : "simple",
-          "max_size" : 1024,
-          "with_counters" : false,
-          "support_timeout" : false,
-          "direct_meters" : null,
-          "action_ids" : [4],
-          "actions" : ["act"],
-          "base_default_next" : "dispatch",
-          "next_tables" : {
-            "act" : "dispatch"
-          },
-          "default_entry" : {
-            "action_id" : 4,
-            "action_const" : true,
-            "action_data" : [],
-            "action_entry_const" : true
-          }
-        },
         {
           "name" : "dispatch",
-          "id" : 1,
+          "id" : 0,
           "source_info" : {
             "filename" : "p4src/echo.p4",
             "line" : 40,
@@ -775,7 +726,7 @@
         },
         {
           "name" : "fwd",
-          "id" : 2,
+          "id" : 1,
           "source_info" : {
             "filename" : "p4src/echo.p4",
             "line" : 16,
@@ -811,7 +762,7 @@
         },
         {
           "name" : "fwd",
-          "id" : 3,
+          "id" : 2,
           "source_info" : {
             "filename" : "p4src/echo.p4",
             "line" : 16,
@@ -888,7 +839,7 @@
               }
             }
           },
-          "true_next" : "tbl_act",
+          "true_next" : "dispatch",
           "false_next" : "fwd"
         }
       ]
@@ -906,7 +857,7 @@
       "tables" : [
         {
           "name" : "tbl_fix_checksum",
-          "id" : 4,
+          "id" : 3,
           "key" : [],
           "match_type" : "exact",
           "type" : "simple",
@@ -914,14 +865,14 @@
           "with_counters" : false,
           "support_timeout" : false,
           "direct_meters" : null,
-          "action_ids" : [5],
+          "action_ids" : [4],
           "actions" : ["fix_checksum"],
           "base_default_next" : null,
           "next_tables" : {
             "fix_checksum" : null
           },
           "default_entry" : {
-            "action_id" : 5,
+            "action_id" : 4,
             "action_const" : true,
             "action_data" : [],
             "action_entry_const" : true

dispatch_system/dispatch_manager/nic/p4src/echo.yml

@@ -227,12 +227,6 @@ egress::fix_checksum:
     src_lineno: 75
     type: action
 
-ingress::act:
-    implementation: modify_field(map_hdr.data, 0x00000064);
-    src_filename: ''
-    src_lineno: 1
-    type: action
-
 ingress::dispatch_act:
     implementation: |-
         modify_field(ipv4.dstAddr, dstAddr);
@@ -290,17 +284,6 @@ ingress::fwd:
     src_lineno: 16
     type: table
 
-ingress::tbl_act:
-    allowed_actions:
-    - ingress::act
-    default_entry:
-        action: ingress::act
-        const: true
-    max_entries: 1025
-    src_filename: ''
-    src_lineno: 1
-    type: table
-
 
 ##########################################
 # Ingress conditionals sets              #
@@ -324,9 +307,8 @@ ingress_flow:
     implementation: |-
         digraph {
             "_condition_0" -> "ingress::fwd" [condition = false]
-            "_condition_0" -> "ingress::tbl_act" [condition = true]
+            "_condition_0" -> "ingress::dispatch" [condition = true]
             "ingress::fwd" -> "exit_control_flow" [action = always]
-            "ingress::tbl_act" -> "ingress::dispatch" [action = always]
             "ingress::dispatch" -> "ingress::fwd" [action = always]
         }
     start_state: _condition_0
@@ -379,7 +361,7 @@ layout:
 ##########################################
 
 source_info:
-    date: 2021/03/04 18:32:12
+    date: 2021/03/19 14:57:28
     output_file: p4src/echo.yml
     p4_version: '16'
     source_files:

dispatch_system/dispatch_manager/nic/p4src/includes/defines.p4

 #define REPLY_PORT 9000
 #define DISPATCHER_PORT 8000
+#define MDS_PORT 8000
 #define NUM_CACHE 128
 #define CLUSTER_COUNT 2
 #define DEAD_EGRESS_PORT 9
-#define CONTROLLER_IP 0x0a000002
-#define SERVER_IP 0x0a000001
+#define CONTROLLER_IP 0xc0a80203
+#define SERVER_IP 0xc0a80202
 
 #define NC_READ_REQUEST     0
 #define NC_READ_REPLY       1
@@ -16,8 +17,8 @@
 
 #define PKT_INSTANCE_TYPE_NORMAL 0
 #define PKT_INSTANCE_TYPE_INGRESS_CLONE 1
-#define PKT_INSTANCE_TYPE_EGRESS_CLONE 2
-#define PKT_INSTANCE_TYPE_COALESCED 3
-#define PKT_INSTANCE_TYPE_INGRESS_RECIRC 4
+#define PKT_INSTANCE_TYPE_EGRESS_CLONE 9
+#define PKT_INSTANCE_TYPE_COALESCED 10
+#define PKT_INSTANCE_TYPE_INGRESS_RECIRC 3
 #define PKT_INSTANCE_TYPE_REPLICATION 5
-#define PKT_INSTANCE_TYPE_RESUBMIT 6
\ No newline at end of file
+#define PKT_INSTANCE_TYPE_RESUBMIT 4
\ No newline at end of file

dispatch_system/dispatch_manager/nic/p4src/includes/headers_test.p4

+struct resubmit_meta_t {
+    bit<8> current_state;
+    bit<32> data;
+}
+
+struct ingress_metadata_t {
+    bit<1> drop;
+    bit<9> egress_port;
+    bit<4> packet_type;
+}
+
+register< bit<8>>(16384) current_state;
+register< bit<8>>(16384) dispatch_state;
+
+header ethernet_t {
+    bit<48> dstAddr;
+    bit<48> srcAddr;
+    bit<16> etherType;
+}
+
+header ipv4_t {
+    bit<4>  version;
+    bit<4>  ihl;
+    bit<8>  diffserv;
+    bit<16> totalLen;
+    bit<16> identification;
+    bit<3>  flags;
+    bit<13> fragOffset;
+    bit<8>  ttl;
+    bit<8>  protocol;
+    bit<16> hdrChecksum;
+    bit<32> srcAddr;
+    bit<32> dstAddr;
+}
+
+header udp_t {
+    bit<16> srcPort;
+    bit<16> dstPort;
+    bit<16> length_;
+    bit<16> checksum;
+}
+
+header map_hdr_t {
+    bit<32> chain_id;
+    bit<32> exec_id;
+    bit<8> function_id;
+    bit<32> data;
+    bit<8> function_count;
+    bit<8>  f0;
+    bit<8>  f1;
+    bit<8>  f2;
+    bit<8>  f3;
+    bit<8>  f4;
+}
+
+struct exec_hdr_t {
+    bit<8> function_count;
+    bit<8>  function;
+}
+
+struct metadata {
+    @name(".ing_metadata") 
+    ingress_metadata_t ing_metadata;
+    @name(".resubmit_meta") 
+    resubmit_meta_t resubmit_meta;
+    @name(".exec_hdr")
+    exec_hdr_t exec_hdr;
+}
+
+struct headers {
+    @name(".ethernet") 
+    ethernet_t ethernet;
+    @name(".ipv4") 
+    ipv4_t     ipv4;
+    @name(".udp") 
+    udp_t      udp;
+    @name(".map_hdr") 
+    map_hdr_t map_hdr;
+}
\ No newline at end of file

dispatch_system/dispatch_manager/nic/p4src/echo.p4 → dispatch_system/dispatch_manager/nic/p4src/orchestrator.p4

@@ -25,16 +25,7 @@ control ingress(inout headers hdr, inout metadata meta, inout standard_metadata_
     @name(".dispatch_act") action dispatch_act(bit<32> dstAddr, bit<16> dstPort, bit<48> ethernetAddr , bit<16> egress_port) {
         hdr.ipv4.dstAddr = dstAddr;
         hdr.udp.dstPort = dstPort;
-        // hdr.ethernet.dstAddr = ethernetAddr;
-        // standard_metadata.egress_spec = egress_port;
-        
-        // bit<48> tempEth = hdr.ethernet.dstAddr;
-        // hdr.ethernet.dstAddr = hdr.ethernet.srcAddr;
-        // hdr.ethernet.srcAddr = tempEth;
-        // standard_metadata.egress_spec = standard_metadata.ingress_port;
-        // hdr.ipv4.ttl = hdr.ipv4.ttl - 8w1;
-
-
+        hdr.ethernet.dstAddr = ethernetAddr;
     }
 
     @name(".dispatch") table dispatch {
@@ -48,7 +39,7 @@ control ingress(inout headers hdr, inout metadata meta, inout standard_metadata_
 
     apply {
         if (hdr.ipv4.isValid() && hdr.udp.dstPort == DISPATCHER_PORT) {
-	        hdr.map_hdr.data = 32w100;
+
             dispatch.apply();
             fwd.apply();
         } else {

dispatch_system/dispatch_manager/nic/p4src/orchestrator.p4info.json

+{
+ "tables": [
+  {
+   "preamble": {
+    "id": 33595533,
+    "name": "fwd",
+    "alias": "fwd"
+   },
+   "matchFields": [
+    {
+     "id": 1,
+     "name": "standard_metadata.ingress_port",
+     "bitwidth": 16,
+     "matchType": "EXACT"
+    }
+   ],
+   "actionRefs": [
+    {
+     "id": 16805069
+    },
+    {
+     "id": 16800567,
+     "annotations": [
+      "@defaultonly()"
+     ]
+    }
+   ],
+   "size": "1024"
+  },
+  {
+   "preamble": {
+    "id": 33612818,
+    "name": "dispatch",
+    "alias": "dispatch"
+   },
+   "matchFields": [
+    {
+     "id": 1,
+     "name": "map_hdr.function_id",
+     "bitwidth": 32,
+     "matchType": "EXACT"
+    }
+   ],
+   "actionRefs": [
+    {
+     "id": 16786857
+    },
+    {
+     "id": 16800567,
+     "annotations": [
+      "@defaultonly()"
+     ]
+    }
+   ],
+   "size": "1024"
+  }
+ ],
+ "actions": [
+  {
+   "preamble": {
+    "id": 16800567,
+    "name": "NoAction",
+    "alias": "NoAction"
+   }
+  },
+  {
+   "preamble": {
+    "id": 16805069,
+    "name": "fwd_act",
+    "alias": "fwd_act"
+   },
+   "params": [
+    {
+     "id": 1,
+     "name": "port",
+     "bitwidth": 16
+    }
+   ]
+  },
+  {
+   "preamble": {
+    "id": 16786857,
+    "name": "dispatch_act",
+    "alias": "dispatch_act"
+   },
+   "params": [
+    {
+     "id": 1,
+     "name": "dstAddr",
+     "bitwidth": 32
+    },
+    {
+     "id": 2,
+     "name": "dstPort",
+     "bitwidth": 16
+    },
+    {
+     "id": 3,
+     "name": "ethernetAddr",
+     "bitwidth": 48
+    },
+    {
+     "id": 4,
+     "name": "egress_port",
+     "bitwidth": 16
+    }
+   ]
+  },
+  {
+   "preamble": {
+    "id": 16841338,
+    "name": "fix_checksum",
+    "alias": "fix_checksum"
+   }
+  }
+ ]
+}

dispatch_system/dispatch_manager/nic/p4src/orchestrator.yml

+##########################################
+# Header instance definitions            #
+##########################################
+
+errors:
+    type: enum
+    values:
+    -   NoError: 1
+    -   PacketTooShort: 2
+    -   NoMatch: 3
+    -   StackOutOfBounds: 4
+    -   HeaderTooShort: 5
+    -   ParserTimeout: 6
+
+ethernet:
+    fields:
+    -   dstAddr: 48
+    -   srcAddr: 48
+    -   etherType: 16
+    type: header
+
+exec_hdr:
+    fields:
+    -   function_count: 8
+    -   function: 8
+    type: metadata
+
+ing_metadata:
+    fields:
+    -   drop: 1
+    -   egress_port: 9
+    -   packet_type: 4
+    -   _padding: 2
+    type: metadata
+
+ipv4:
+    calculated_fields:
+    -   condition: valid(ipv4)
+        field: hdrChecksum
+        func: calc
+        type: verify
+    -   condition: valid(ipv4)
+        field: hdrChecksum
+        func: calc_0
+        type: update
+    fields:
+    -   version: 4
+    -   ihl: 4
+    -   diffserv: 8
+    -   totalLen: 16
+    -   identification: 16
+    -   flags: 3
+    -   fragOffset: 13
+    -   ttl: 8
+    -   protocol: 8
+    -   hdrChecksum: 16
+    -   srcAddr: 32
+    -   dstAddr: 32
+    type: header
+
+map_hdr:
+    fields:
+    -   chain_id: 32
+    -   exec_id: 32
+    -   function_id: 32
+    -   data: 32
+    -   function_count: 8
+    -   f0: 8
+    -   f1: 8
+    -   f2: 8
+    -   f3: 8
+    -   f4: 8
+    type: header
+
+resubmit_meta:
+    fields:
+    -   current_state: 8
+    -   data: 32
+    type: metadata
+
+standard_metadata:
+    fields:
+    -   ingress_port: 16
+    -   packet_length: 14
+    -   egress_spec: 16
+    -   egress_port: 16
+    -   egress_instance: 10
+    -   instance_type: 4
+    -   clone_spec: 32
+    -   parser_error_location: 8
+    -   parser_status: 3
+    -   checksum_error: 1
+    type: metadata
+
+udp:
+    fields:
+    -   srcPort: 16
+    -   dstPort: 16
+    -   length_: 16
+    -   checksum: 16
+    type: header
+
+
+##########################################
+# Register definitions                   #
+##########################################
+
+current_state:
+    class: global
+    fields:
+    -   value: 8
+    instance_count: 16384
+    type: register
+
+dispatch_state:
+    class: global
+    fields:
+    -   value: 8
+    instance_count: 16384
+    type: register
+
+
+##########################################
+# Field list definitions                 #
+##########################################
+
+field_list_1:
+    fields:
+    - ipv4.version
+    - ipv4.ihl
+    - ipv4.diffserv
+    - ipv4.totalLen
+    - ipv4.identification
+    - ipv4.flags
+    - ipv4.fragOffset
+    - ipv4.ttl
+    - ipv4.protocol
+    - ipv4.srcAddr
+    - ipv4.dstAddr
+    type: field_list
+
+
+##########################################
+# Field list calculations                #
+##########################################
+
+calc:
+    algorithm: csum16
+    inputs:
+    - field_list_1
+    output_width: 16
+    type: field_list_calculation
+
+calc_0:
+    algorithm: csum16
+    inputs:
+    - field_list_1
+    output_width: 16
+    type: field_list_calculation
+
+
+##########################################
+# Parse states                           #
+##########################################
+
+parse_ipv4:
+    implementation: extract(ipv4);
+    select_value:
+    - ipv4.fragOffset
+    - ipv4.ihl
+    - ipv4.protocol
+    src_filename: p4src/includes/parsers.p4
+    src_lineno: 3
+    type: parse_state
+
+parse_map_hdr:
+    implementation: extract(map_hdr);
+    src_filename: p4src/includes/parsers.p4
+    src_lineno: 20
+    type: parse_state
+
+parse_udp:
+    implementation: extract(udp);
+    select_value:
+    - udp.dstPort
+    src_filename: p4src/includes/parsers.p4
+    src_lineno: 11
+    type: parse_state
+
+start:
+    implementation: extract(ethernet);
+    select_value:
+    - ethernet.etherType
+    src_filename: p4src/includes/parsers.p4
+    src_lineno: 25
+    type: parse_state
+
+
+##########################################
+# Parser                                 #
+##########################################
+
+parser:
+    format: dot
+    implementation: |-
+        digraph {
+            start -> parse_ipv4 [value="0x0800", mask="none", order="0"]
+            start -> exit [value="default", mask="none", order="1"]
+            parse_ipv4 -> parse_udp [value="0x00000511", mask="0x00000fff", order="0"]
+            parse_ipv4 -> exit [value="default", mask="none", order="1"]
+            parse_udp -> parse_map_hdr [value="0x1f40", mask="none", order="0"]
+            parse_udp -> parse_map_hdr [value="0x2328", mask="none", order="1"]
+            parse_udp -> exit [value="default", mask="none", order="2"]
+            parse_map_hdr -> exit [value="default", mask="none", order="0"]
+        }
+    start_state: start
+    type: parser
+
+
+##########################################
+# Action sets                            #
+##########################################
+
+egress::fix_checksum:
+    implementation: modify_field(udp.checksum, 0x0000);
+    src_filename: p4src/orchestrator.p4
+    src_lineno: 66
+    type: action
+
+ingress::dispatch_act:
+    implementation: |-
+        modify_field(ipv4.dstAddr, dstAddr);
+        modify_field(udp.dstPort, dstPort);
+        modify_field(ethernet.dstAddr, ethernetAddr);
+    parameter_list:
+    -   dstAddr: 32
+    -   dstPort: 16
+    -   ethernetAddr: 48
+    -   egress_port: 16
+    src_filename: p4src/orchestrator.p4
+    src_lineno: 25
+    type: action
+
+ingress::fwd_act:
+    implementation: modify_field(standard_metadata.egress_spec, port);
+    parameter_list:
+    -   port: 16
+    src_filename: p4src/orchestrator.p4
+    src_lineno: 12
+    type: action
+
+
+##########################################
+# Ingress and Egress tables              #
+##########################################
+
+egress::tbl_fix_checksum:
+    allowed_actions:
+    - egress::fix_checksum
+    default_entry:
+        action: egress::fix_checksum
+        const: true
+    max_entries: 1025
+    src_filename: ''
+    src_lineno: 1
+    type: table
+
+ingress::dispatch:
+    allowed_actions:
+    - ingress::dispatch_act
+    match_on:
+        map_hdr.function_id: exact
+    max_entries: 1025
+    src_filename: p4src/orchestrator.p4
+    src_lineno: 31
+    type: table
+
+ingress::fwd:
+    allowed_actions:
+    - ingress::fwd_act
+    match_on:
+        standard_metadata.ingress_port: exact
+    max_entries: 1025
+    src_filename: p4src/orchestrator.p4
+    src_lineno: 16
+    type: table
+
+
+##########################################
+# Ingress conditionals sets              #
+##########################################
+
+_condition_0:
+    condition: (((valid(ipv4))) and (((udp.dstPort) == (8000))))
+    format: bracketed_expr
+    src_filename: p4src/orchestrator.p4
+    src_lineno: 41
+    type: conditional
+
+
+##########################################
+# Ingress control flow                   #
+##########################################
+
+ingress_flow:
+    doc: control flow for ingress
+    format: dot
+    implementation: |-
+        digraph {
+            "_condition_0" -> "ingress::fwd" [condition = false]
+            "_condition_0" -> "ingress::dispatch" [condition = true]
+            "ingress::fwd" -> "exit_control_flow" [action = always]
+            "ingress::dispatch" -> "ingress::fwd" [action = always]
+        }
+    start_state: _condition_0
+    type: control_flow
+
+
+##########################################
+# Egress control flow                    #
+##########################################
+
+egress_flow:
+    doc: control flow for egress
+    format: dot
+    implementation: |-
+        digraph {
+            "egress::tbl_fix_checksum" -> "exit_control_flow" [action = always]
+        }
+    start_state: egress::tbl_fix_checksum
+    type: control_flow
+
+
+##########################################
+# Deparsers                              #
+##########################################
+
+deparser:
+    order:
+    - ethernet
+    - ipv4
+    - udp
+    - map_hdr
+    type: deparser
+
+
+##########################################
+# Processor layout                       #
+##########################################
+
+layout:
+    format: list
+    implementation:
+    - parser
+    - ingress
+    - egress
+    type: processor_layout
+
+
+##########################################
+# Source info                            #
+##########################################
+
+source_info:
+    date: 2021/04/23 22:03:40
+    output_file: p4src/orchestrator.yml
+    p4_version: '16'
+    source_files:
+    - p4src/orchestrator.p4
+    - ''
+    - /opt/netronome/p4/include/16/p4include/core.p4
+    type: source_info
+
+

dispatch_system/dispatch_manager/nic/p4src/test.p4

@@ -2,7 +2,7 @@
 #define V1MODEL_VERSION 20200408
 #include <v1model.p4>
 #include "includes/defines.p4"
-#include "includes/headers.p4"
+#include "includes/headers_test.p4"
 #include "includes/parsers.p4"
 
 
@@ -40,10 +40,15 @@ control ingress(inout headers hdr, inout metadata meta, inout standard_metadata_
                     chain_state = chain_state | (8w1 << hdr.map_hdr.function_id);
                     current_state.write(index, chain_state);
                 }
-                // hdr.map_hdr.data = (bit<32>)chain_state;
-                fwd.apply();
+                hdr.map_hdr.data = (bit<32>)chain_state;
+                // fwd.apply();
+                standard_metadata.egress_spec = standard_metadata.ingress_port;
                 
+            } else {
+                fwd.apply();
             }
+        } else {
+            fwd.apply();
         }
     }
 }
@@ -68,6 +73,14 @@ control egress(inout headers hdr, inout metadata meta, inout standard_metadata_t
         clone3(CloneType.E2E, 4, {standard_metadata, meta});
     }
 
+    @name(".clone_packet") action clone_packet2() {
+        clone3(CloneType.E2E, 3, {standard_metadata, meta});
+    }
+
+    @name(".clone_packet") action clone_packet3() {
+        clone3(CloneType.E2E, 2, {standard_metadata, meta});
+    }
+
     @name(".recirculate_packet") action recirculate_packet() {
         recirculate({standard_metadata, meta});
     }
@@ -75,9 +88,9 @@ control egress(inout headers hdr, inout metadata meta, inout standard_metadata_t
     @name(".update_packet") action update_packet() {
         hdr.udp.dstPort = MDS_PORT;
         hdr.udp.srcPort = REPLY_PORT;
-        hdr.ipv4.dstAddr = CONTROLLER_IP;
-        hdr.ipv4.srcAddr = SERVER_IP;
-        standard_metadata.egress_port = 4;
+        hdr.ipv4.dstAddr = SERVER_IP;
+        // hdr.ipv4.srcAddr = SERVER_IP;
+        standard_metadata.egress_spec = standard_metadata.ingress_port;
     }
 
     @name(".reroute_packet_act") action reroute_packet_act(bit<32> dstAddr) {
@@ -97,7 +110,8 @@ control egress(inout headers hdr, inout metadata meta, inout standard_metadata_t
         if (hdr.udp.dstPort == MDS_PORT) {
             if (standard_metadata.instance_type == PKT_INSTANCE_TYPE_NORMAL || standard_metadata.instance_type == PKT_INSTANCE_TYPE_INGRESS_RECIRC) {
                 meta.exec_hdr.function_count = hdr.map_hdr.function_count;
-                // hdr.map_hdr.data = (bit<32>)standard_metadata.egress_port;
+                hdr.map_hdr.function_id = hdr.map_hdr.function_count;
+                // hdr.map_hdr.data = (bit<32>)standard_metadata.egress_port; 
             } else if (standard_metadata.instance_type == PKT_INSTANCE_TYPE_EGRESS_CLONE) {
                 meta.exec_hdr.function_count = meta.exec_hdr.function_count - 8w1;
                 hdr.map_hdr.function_id = meta.exec_hdr.function_count;
@@ -106,52 +120,60 @@ control egress(inout headers hdr, inout metadata meta, inout standard_metadata_t
             * create a packet replica for next function to be checked
             **/
             if (meta.exec_hdr.function_count > 0) {
-                clone_packet();
-                hdr.map_hdr.data = (bit<32>)standard_metadata.instance_type;
-            }
-            bit<8> dependency = 8w0;
-            bit<8> chain_state;
-            bit<8> function_state = 8w0;
-            @atomic {
-                current_state.read(chain_state, hdr.map_hdr.exec_id);
-            }
-            if (meta.exec_hdr.function_count == 8w0) {
-                dependency = hdr.map_hdr.f0;
-                function_state = 8w1 << 0;
-            } else if (meta.exec_hdr.function_count == 8w1) {
-                dependency = hdr.map_hdr.f1;
-                function_state = 8w1 << 1;
-            } else if (meta.exec_hdr.function_count == 8w2) {
-                dependency = hdr.map_hdr.f2;
-                function_state = 8w1 << 2;
-            } else if (meta.exec_hdr.function_count == 8w3) {
-                dependency = hdr.map_hdr.f3;
-                function_state = 8w1 << 3;
-            } else if (meta.exec_hdr.function_count == 8w4) {
-                dependency = hdr.map_hdr.f4;
-                function_state = 8w1 << 4;
+                if (meta.exec_hdr.function_count == 5)
+                    clone_packet();
+                if (meta.exec_hdr.function_count == 4)
+                    clone_packet3();
+                if (meta.exec_hdr.function_count == 3)
+                    clone_packet2();
+                
+                hdr.map_hdr.data = 32w1;
+            } else {
+                hdr.map_hdr.data = 32w2;
             }
-
-            // hdr.map_hdr.data = (bit<32>)(chain_state & function_state);
-            /**
-            * if current function under scanner has not executed
-            * and its dependency condition is met continue
-            **/
-            // hdr.map_hdr.data = (bit<32>)123;
-            bit<8> function_dispatch_state;
-            @atomic {
-                dispatch_state.read(function_dispatch_state, hdr.map_hdr.exec_id);
+            // bit<8> dependency = 8w0;
+            // bit<8> chain_state;
+            // bit<8> function_state = 8w0;
+            // @atomic {
+            //     current_state.read(chain_state, hdr.map_hdr.exec_id);
+            // }
+            // if (meta.exec_hdr.function_count == 8w0) {
+            //     dependency = hdr.map_hdr.f0;
+            //     function_state = 8w1 << 0;
+            // } else if (meta.exec_hdr.function_count == 8w1) {
+            //     dependency = hdr.map_hdr.f1;
+            //     function_state = 8w1 << 1;
+            // } else if (meta.exec_hdr.function_count == 8w2) {
+            //     dependency = hdr.map_hdr.f2;
+            //     function_state = 8w1 << 2;
+            // } else if (meta.exec_hdr.function_count == 8w3) {
+            //     dependency = hdr.map_hdr.f3;
+            //     function_state = 8w1 << 3;
+            // } else if (meta.exec_hdr.function_count == 8w4) {
+            //     dependency = hdr.map_hdr.f4;
+            //     function_state = 8w1 << 4;
+            // }
             
-                // hdr.map_hdr.data = (bit<32>) function_dispatch_state;
-                if (((function_dispatch_state & function_state) == 8w0) && ((chain_state & dependency) == dependency)) {
-                    function_dispatch_state = function_dispatch_state | (function_state);
-                    dispatch_state.write(hdr.map_hdr.exec_id, function_dispatch_state);
-                    // reroute_packet.apply();
-                    
-                } else {
-                    hdr.ipv4.dstAddr = 0x0a000009;
-                }
-            }
+            // hdr.map_hdr.data = (bit<32>)(meta.exec_hdr.function_count);
+            // /**
+            // * if current function under scanner has not executed
+            // * and its dependency condition is met continue
+            // **/
+            // // hdr.map_hdr.data = (bit<32>)123;
+            // bit<8> function_dispatch_state;
+            // @atomic {
+            //     dispatch_state.read(function_dispatch_state, hdr.map_hdr.exec_id);
+            
+            //     // hdr.map_hdr.data = (bit<32>) function_dispatch_state;
+            //     if (((function_dispatch_state & function_state) == 8w0) && ((chain_state & dependency) == dependency)) {
+            //         function_dispatch_state = function_dispatch_state | (function_state);
+            //         dispatch_state.write(hdr.map_hdr.exec_id, function_dispatch_state);
+            //         // reroute_packet.apply();
+            //         hdr.udp.dstPort = MDS_PORT;
+            //     } else {
+            //         hdr.udp.dstPort = 5000;
+            //     }
+            // }
         } else if (hdr.udp.dstPort == REPLY_PORT) {
             update_packet();
             recirculate_packet();

dispatch_system/dispatch_manager/nic/p4src/test.p4info.json

@@ -50,6 +50,13 @@
     }
    ]
   },
+  {
+   "preamble": {
+    "id": 16834936,
+    "name": "clone_packet",
+    "alias": "clone_packet"
+   }
+  },
   {
    "preamble": {
     "id": 16806395,

dispatch_system/dispatch_manager/nic/receive_reply.py

@@ -4,23 +4,37 @@ import time
 import thread
 import argparse
 
-NC_PORT = 8000
+NC_PORT = 8081
+REPLY_PORT = 9000
+SERVER_IP = "192.168.2.2"
 
 parser = argparse.ArgumentParser(description='Mininet demo')
-parser.add_argument('--client-ip', help='IP of client',
-                    type=str, action="store", required=True)
+parser.add_argument('--client-port', help='Port of the client',
+                    type=int, action="store", required=False)
+
+parser.add_argument('--reply-port', help='Port to reply to',
+                    type=int, action="store", required=False)
+
+parser.add_argument('--r', help='Port to reply to',
+                    type=int, action="store", required=False)
+
 
 args = parser.parse_args()
 
-CLIENT_IP = args.client_ip
+toReply = True if args.r else False
+NC_PORT = args.client_port if args.client_port else NC_PORT
+REPLY_PORT = args.reply_port if args.reply_port else REPLY_PORT
 # CLIENT_IP = "192.168.0.105"
-
+run_status = {}
 len_key = 16
 counter = 0
 s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
-s.bind((CLIENT_IP, NC_PORT))
+s.bind(("0.0.0.0", NC_PORT))
+print REPLY_PORT
 while True:
     packet, addr = s.recvfrom(1024)
+    # print packet
+
     # print packet
     counter = counter + 1
     base = 0
@@ -28,13 +42,27 @@ while True:
     base += 4
     exec_id = struct.unpack(">I", packet[base:base + 4])[0]
     base += 4
-    function_id = struct.unpack(">I", packet[base:base + 4])[0]
+    function_id = struct.unpack("B", packet[base])[0]
     base += 1
     data = struct.unpack(">I", packet[base:base + 4])[0]
     base += 4
     function_count = struct.unpack("B", packet[base])[0]
-    print chain_id, exec_id, data, "function_id", function_id, function_count
+
+    if exec_id not in run_status:
+        run_status[exec_id] = set()
+    if function_id not in run_status[exec_id]:
+        run_status[exec_id].add(function_id)
+    # else:
+    #     continue
+    print chain_id, exec_id, "data=", data, "function_id=", function_id, function_count, 
     data = []
     for i in range(1, 6):
         data.append(int(struct.unpack("B", packet[i+base])[0]))
-    print data
\ No newline at end of file
+    print data
+    chain_id = struct.pack(">I", chain_id)  # chain_id
+    exec_id = struct.pack(">I", exec_id)
+    function_id = struct.pack("B", function_id)
+    current_state = struct.pack("B", 0)
+    packetout = chain_id + exec_id + function_id + packet[9:]
+    if toReply:
+        s.sendto(packet, (SERVER_IP, REPLY_PORT))

dispatch_system/dispatch_manager/nic/send.py

@@ -36,7 +36,7 @@ print args.send_data
 PORT = args.client_port
 dataInt = args.send_data
 fid = args.fid
-SERVER_IP = "192.168.2.2"
+SERVER_IP = "192.168.2.3"
 
 egress_time = []
 ingress_time = []
@@ -76,12 +76,12 @@ def genPacket():
     chain_id = 1
     # data = 100
     function_count = 5
-    function_id = fid if (fid) else 0
+    function_id = fid if (fid) else 1
     f0 = 0
-    f1 = 0
+    f1 = 1
     f2 = 2
-    f3 = 6
-    f4 = 2
+    f3 = 0
+    f4 = 0  
     print chain_id, exec_id, "function_id", function_id, function_count, \
         f0, f1, f2, f3, f4
     offload_status = False
@@ -100,7 +100,7 @@ def genPacket():
         data = struct.pack(">I", dataInt)  # data
     # print "{0:b}".format(data)
     function_count = struct.pack("B", function_count)  # function count
-    function_id = struct.pack(">I", function_id)  # function count
+    function_id = struct.pack(">I", function_id)  # function count (changed to byte for test was >I)
     f0 = struct.pack("B", f0)  # f0
     f1 = struct.pack("B", f1)  # f1
     f2 = struct.pack("B", f2)  # f2 -> f0

dispatch_system/dispatch_manager/nic/smartnic_dispatch_monitor.py

@@ -34,11 +34,11 @@ def addRule(worker):
     default_rule = False
     rule = makeRule(ip, port, mac, functionHash, tableId, rule_name, default_rule)
     ruleDictionary[functionHash] = rule
-    print ruleDictionary
+    print "rule added: ", ruleDictionary
     RTEInterface.Tables.AddRule(
         rule["tableId"], rule["rule_name"], rule["default_rule"], rule["match"], rule["actions"])
     ruleList = RTEInterface.Tables.ListRules(tableId)
-    print ruleList
+    print "new rule list: ", ruleList, "\n\n"
     return 0
 
 def deleteRule(worker):
@@ -49,7 +49,8 @@ def deleteRule(worker):
         rule["tableId"], rule["rule_name"], rule["default_rule"], rule["match"], rule["actions"])
     del ruleDictionary[functionHash]
     ruleList = RTEInterface.Tables.ListRules(tableId)
-    print ruleList
+    print "deleted rule"
+    print "new rule list: ", ruleList, "\n\n"
     
     return 0
 

dispatch_system/dispatch_manager/repository/worker_env/env_udp.js

@@ -15,7 +15,7 @@ struct = struct.jspack
 
 
 const app = express()
-let port = 5000, resource_id, functionHash, runtime, idleTime = 30, flagFirstRequest = true
+let port = 5000, resource_id, functionHash, runtime, idleTime = 300, flagFirstRequest = true
 let waitTime
 
 resource_id = process.argv[2]
@@ -139,12 +139,12 @@ server.on('error', (err) => {
 server.on('message', (msg, rinfo) => {
     // console.log("message", msg)
     let payload = unpackPacket(msg)
-    console.log(payload, typeof payload);
+    // console.log(payload, typeof payload);
     lastRequest = Date.now()
+    // console.log("network stack time", lastRequest - payload.t1)
     totalRequest++
     executor(payload).then(result => {
         result = packPacket(payload)
-        console.log(result)
         try {
             udpProxy.send(result, 0, result.length, "8080", rinfo.address, function (err, bytes) {
                 if (err)
@@ -161,7 +161,7 @@ server.on('message', (msg, rinfo) => {
 function unpackPacket(packet) {
     // let buffer = new Array(1024)
     let chain_id = null, exec_id = null, function_count = null, function_id = null, data = null
-    let base = 0
+    let base = 0, f0, f1, f2, f3, f4, t1, t2, t3, t4
     chain_id = struct.Unpack(">I", packet, base)
     base += 4
     exec_id = struct.Unpack(">I", packet, base)
@@ -170,9 +170,30 @@ function unpackPacket(packet) {
     base += 4
     data = struct.Unpack(">I", packet, base)
     base += 4
-    function_count = struct.Unpack("B", packet, base)
+    function_count = struct.Unpack("I", packet, base)
+    base += 4
+
+    f0 = struct.Unpack("B", packet, base)
+    base += 1
+    f1 = struct.Unpack("B", packet, base)
+    base += 1
+    f2 = struct.Unpack("B", packet, base)
+    base += 1
+    f3 = struct.Unpack("B", packet, base)
+    base += 1
+    f4 = struct.Unpack("B", packet, base)
+    base += 1
+
+    t1 = struct.Unpack("I", packet, base)
+    base += 8
+    t2 = struct.Unpack("I", packet, base)
+    base += 8
+    t3 = struct.Unpack("I", packet, base)
+    base += 8
+    t4 = struct.Unpack("I", packet, base)
+
 
-    console.log("chain_id", chain_id, "exec_id", exec_id, "data", data, "function_count", function_count, "function_id", function_id)
+    // console.log("chain_id", chain_id, "exec_id", exec_id, "data", data, "function_count", function_count, "function_id", function_id)
 
 
     return {
@@ -180,7 +201,8 @@ function unpackPacket(packet) {
         exec_id: exec_id[0],
         data: data[0],
         function_count: function_count[0],
-        function_id: function_id[0]
+        function_id: function_id[0],
+        f0, f1, f2, f3, f4, t1, t2, t3, t4
     }
 }