experiments: add qemu-ns3-dumbbell-pair

experiments/Makefile

@@ -13,6 +13,7 @@ EXPERIMENTS := \
     gem5-kvm-corundum-bm-pair \
     gem5-timing-corundum-verilator-pair \
     qemu-ns3-bridge-pair \
+    qemu-ns3-dumbbell-pair \
 
 BUILDDIR := build
 OUTDIR := out

experiments/common-functions.sh

@@ -146,6 +146,29 @@ run_ns3_bridge() {
     return $pid
 }
 
+# Args:
+#   - Instance name
+#   - Left Port names
+#   - Right Port names
+#   - Other args
+run_ns3_dumbbell() {
+    ports=""
+    for p in $2; do
+        epath="`readlink -f $OUTDIR/eth.$p`"
+        ports="$ports --CosimPortLeft=$epath"
+    done
+    for p in $3; do
+        epath="`readlink -f $OUTDIR/eth.$p`"
+        ports="$ports --CosimPortRight=$epath"
+    done
+
+    $NS3_BASE/cosim-run.sh cosim-dumbbell-example \
+        $ports $4 &>$OUTDIR/ns3_bridge.$1.log &
+    pid=$!
+    ALL_PIDS="$ALL_PIDS $pid"
+    return $pid
+}
+
 cleanup() {
     echo Cleaning up
     for p in $ALL_PIDS ; do

experiments/experiments/qemu-ns3-dumbbell-pair.sh

+#!/bin/bash
+
+source common-functions.sh
+
+init_out qemu-ns3-dumbbell-pair
+run_corundum_bm a
+run_corundum_bm b
+sleep 0.5
+run_ns3_dumbbell ab "a" "b"
+run_qemu a a build/qemu-pair-server.tar
+run_qemu b b build/qemu-pair-client.tar
+client_pid=$!
+wait $client_pid
+cleanup