make(tools): add kernel and rootfs for development (#23)

* make: add tools to build kernel with alpine minirootfs and run it Signed-off-by: Martin Moreira de Jesus <[email protected]> * fix(makefile): use shebang to load env in build-kernel Signed-off-by: Martin Moreira de Jesus <[email protected]> * make: add setup utility Signed-off-by: Martin Moreira de Jesus <[email protected]> * refactor(tools): rename do-vmm to tools Signed-off-by: Martin Moreira de Jesus <[email protected]> * make(kernel): enable slip and probing for 2 serials Signed-off-by: Martin Moreira de Jesus <[email protected]> * make(tools/rootfs): setup slip interface Signed-off-by: Martin Moreira de Jesus <[email protected]> * fix(make/tools): remove useless comands and add initramfs parameter Signed-off-by: Martin Moreira de Jesus <[email protected]> * fix: make it work for weak ubuntu users Co-authored-by: Noé Tarbouriech <[email protected]> Signed-off-by: Martin Moreira de Jesus <[email protected]> --------- Signed-off-by: Martin Moreira de Jesus <[email protected]> Co-authored-by: Noé Tarbouriech <[email protected]>
virt-do · Apr 22, 2024 · 779fbe7 · 779fbe7
1 parent 99590cf
commit 779fbe7
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diff --git a/.gitignore b/.gitignore
@@ -225,6 +225,6 @@ $RECYCLE.BIN/
 
 # End of https://www.toptal.com/developers/gitignore/api/windows,macos,linux,vim,intellij+all,rust,rust-analyzer,visualstudiocode
 
-# RooFs and Kernel  
+# RootFs and Kernel
 kernel/*
-rootfs/*
+rootfs/*
diff --git a/Justfile b/Justfile
@@ -0,0 +1,30 @@
+set shell := ["/bin/bash", "-uc"]
+
+setup:
+  #!/bin/bash
+  pushd tools/rootfs
+  ./mkrootfs.sh
+  popd
+
+  pushd tools/kernel
+  ./mkkernel.sh
+  popd
+
+run:
+  #!/bin/bash
+  CARGO_PATH=$(which cargo)
+  sudo -E capsh --keep=1 --user=$USER --inh=cap_net_admin --addamb=cap_net_admin -- -c \
+    'RUST_BACKTRACE=1 '$CARGO_PATH' run --bin vmm -- --memory 512 --cpus 1 \
+    --kernel tools/kernel/linux-cloud-hypervisor/arch/x86/boot/compressed/vmlinux.bin \
+    --network-host-ip 172.29.0.1 --network-host-netmask 255.255.0.0 \
+    --initramfs=tools/rootfs/initramfs.img'
+
+build-kernel:
+  #!/bin/bash
+  pushd tools/kernel/linux-cloud-hypervisor && \
+    KCFLAGS="-Wa,-mx86-used-note=no" make bzImage -j `nproc`
+
+build-rootfs:
+  #!/bin/bash
+  pushd tools/rootfs && \
+    ./mkrootfs.sh
diff --git a/tools/.gitignore b/tools/.gitignore
@@ -0,0 +1,4 @@
+kernel/linux-cloud-hypervisor
+rootfs/alpine-minirootfs*
+rootfs/initramfs.img
+