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| | # SPDX-License-Identifier: EUPL-1.2+
# SPDX-FileCopyrightText: 2021-2024 Alyssa Ross <hi@alyssa.is>
.POSIX:
include ../../../lib/common.mk
prefix = build/host
libdir = $(prefix)/lib
vmdir = $(libdir)/spectrum/vm
VMM = cloud-hypervisor
HOST_BUILD_FILES = \
$(vmdir)/netvm/blk/root.img \
$(vmdir)/netvm/vmlinux
all: $(HOST_BUILD_FILES)
.PHONY: all
$(vmdir)/netvm/vmlinux: $(KERNEL)
mkdir -p $$(dirname $@)
cp $(KERNEL) $@
$(vmdir)/netvm/blk/root.img: ../../../scripts/make-gpt.sh ../../../scripts/sfdisk-field.awk build/rootfs.erofs
mkdir -p $$(dirname $@)
../../../scripts/make-gpt.sh $@.tmp \
build/rootfs.erofs:root:ea21da27-0391-48da-9235-9d2ab2ca7844:root
mv $@.tmp $@
VM_FILES = \
image/etc/dbus-1/system.conf \
image/etc/fstab \
image/etc/init \
image/etc/mdev.conf \
image/etc/mdev/iface \
image/etc/passwd \
image/etc/s6-linux-init/run-image/service/getty-hvc0/run \
image/etc/s6-linux-init/scripts/rc.init \
image/etc/sysctl.conf
VM_DIRS = dev etc/s6-linux-init/env proc run sys
# These are separate because they need to be included, but putting
# them as make dependencies would confuse make.
VM_LINKS = image/bin image/lib image/sbin image/var/run
VM_BUILD_FILES = build/etc/s6-rc
build/empty:
mkdir -p $@
build/rootfs.erofs: ../../../scripts/make-erofs.sh $(PACKAGES_FILE) $(VM_FILES) $(VM_BUILD_FILES) build/empty
( \
cat $(PACKAGES_FILE) ;\
for file in $(VM_FILES) $(VM_LINKS); do printf '%s\n%s\n' $$file "$${file#image/}"; done ;\
for file in $(VM_BUILD_FILES); do printf '%s\n%s\n' $$file $${file#build/}; done ;\
printf 'build/empty\n%s\n' $(VM_DIRS) ;\
) | ../../../scripts/make-erofs.sh $@
VM_S6_RC_FILES = \
image/etc/s6-rc/dbus/notification-fd \
image/etc/s6-rc/dbus/run \
image/etc/s6-rc/dbus/type \
image/etc/s6-rc/mdevd-coldplug/dependencies.d/mdevd \
image/etc/s6-rc/mdevd-coldplug/type \
image/etc/s6-rc/mdevd-coldplug/up \
image/etc/s6-rc/mdevd/notification-fd \
image/etc/s6-rc/mdevd/run \
image/etc/s6-rc/mdevd/type \
image/etc/s6-rc/ok-all/contents \
image/etc/s6-rc/ok-all/type \
image/etc/s6-rc/sysctl/type \
image/etc/s6-rc/sysctl/up
build/etc/s6-rc: $(VM_S6_RC_FILES)
mkdir -p $$(dirname $@)
rm -rf $@
set -uo pipefail && dir=$$(mktemp -d) && \
{ tar -c $(VM_S6_RC_FILES) | tar -C $$dir -x --strip-components 3; } && \
s6-rc-compile $@ $$dir; \
exit=$$?; rm -r $$dir; exit $$exit
debug:
$(GDB) -q \
-ex 'set substitute-path .. $(LINUX_SRC)' \
-ex 'target remote build/gdb.sock' \
$(VMLINUX)
.PHONY: debug
start-vhost-user-net:
mkdir -p build
../../../scripts/start-passt.elb
run-qemu: $(vmdir)/netvm/blk/root.img
@../../../scripts/run-qemu.sh -m 256 -cpu max -kernel $(KERNEL) -vga none \
-drive file=$(vmdir)/netvm/blk/root.img,if=virtio,format=raw,readonly=on \
-append "root=PARTLABEL=root nokaslr" \
-gdb unix:build/gdb.sock,server,nowait \
-netdev user,id=net0 \
-device e1000e,netdev=net0 \
-netdev user,id=net1 \
-device virtio-net,netdev=net1,mac=02:01:00:00:00:01 \
-parallel none \
-chardev vc,id=virtiocon0 \
-device virtio-serial-pci \
-device virtconsole,chardev=virtiocon0
.PHONY: run-qemu
run-cloud-hypervisor: $(vmdir)/netvm/blk/root.img start-vhost-user-net
rm -f build/vmm.sock
@../../../scripts/with-taps.elb \
../../../scripts/run-cloud-hypervisor.sh \
--api-socket path=build/vmm.sock \
--memory size=256M,shared=on \
--disk path=$(vmdir)/netvm/blk/root.img,readonly=on \
--net vhost_user=on,socket=build/vhost-user-net.sock tap=tap1,mac=02:01:00:00:00:01 \
--kernel $(KERNEL) \
--cmdline "root=PARTLABEL=root" \
--console tty \
--serial file=build/serial.log
.PHONY: run-cloud-hypervisor
run-crosvm: $(vmdir)/netvm/blk/root.img
../../../scripts/with-taps.elb $(CROSVM_RUN) \
--disk $(vmdir)/netvm/blk/root.img \
-p "console=ttyS0 root=PARTLABEL=root" \
--net tap-name=tap0 \
--net tap-name=tap1,mac=02:01:00:00:00:01 \
--serial type=file,hardware=serial,path=build/serial.log \
--serial type=stdout,hardware=virtio-console,stdin=true \
$(KERNEL)
.PHONY: run-crosvm
run: run-$(VMM)
.PHONY: run
clean:
rm -rf build
.PHONY: clean
|