Merge pull request #811 from hermit-os/netbench

feat(netbench): automate TAP device setup

Author: mkroening

benches/netbench/run.sh

@@ -18,15 +18,16 @@ hermit() {
     cargo build --manifest-path "$netbench_dir"/Cargo.toml --bin $bin \
         -Zbuild-std=core,alloc,std,panic_abort -Zbuild-std-features=compiler-builtins-mem \
         --target x86_64-unknown-hermit \
+        --features hermit/virtio-net \
         --release
 
     echo "Launching $bin image on QEMU"
 
-    qemu-system-x86_64 -cpu host \
+    sudo qemu-system-x86_64 -cpu host \
             -enable-kvm -display none -smp 1 -m 1G -serial stdio \
             -kernel "$root_dir"/kernel/hermit-loader-x86_64 \
             -initrd "$root_dir"/target/x86_64-unknown-hermit/release/$bin \
-            -netdev tap,id=net0,ifname=tap10,script=no,downscript=no,vhost=on \
+            -netdev tap,id=net0,script="$root_dir"/kernel/xtask/hermit-ifup,vhost=on \
             -device virtio-net-pci,netdev=net0,disable-legacy=on \
             -append "-- --address 10.0.5.1 $args"
 }