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9510142a7c
Specify patch version explicitly to improve the reproducibility of e2e_test image generation. This patch version is determined based on r11 of the prebuilt images, which is the currently used version at this point. BUG=b:295256641 TEST=./tools/dev_container ./tools/presubmit Change-Id: I6e91ce88bec4827168a61c682c3de9f0e94e4c70 Reviewed-on: https://chromium-review.googlesource.com/c/crosvm/crosvm/+/5308635 Reviewed-by: Alexandre Courbot <acourbot@chromium.org> Commit-Queue: Hikaru Nishida <hikalium@chromium.org>
151 lines
5.9 KiB
Makefile
151 lines
5.9 KiB
Makefile
# Copyright 2020 The ChromiumOS Authors
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# Use of this source code is governed by a BSD-style license that can be
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# found in the LICENSE file.
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# Builds the kernel and rootfs for the guest used in integration testing.
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#
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# The main artifacts are:
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# target/guest_under_test/bzImage
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# target/guest_under_test/rootfs
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ARCH ?= $(shell arch)
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ifeq ($(ARCH), x86_64)
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KERNEL_ARCH=x86
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KERNEL_BINARY=bzImage
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DOCKER_ARCH=amd64
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CROSS_COMPILE=
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RUSTFLAGS=
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else ifeq ($(ARCH), aarch64)
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KERNEL_ARCH=arm64
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KERNEL_BINARY=Image
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DOCKER_ARCH=arm64v8
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CROSS_COMPILE=aarch64-linux-gnu-
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RUSTFLAGS="-Clinker=aarch64-linux-gnu-ld"
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else
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$(error Only x86_64 or aarch64 are supported)
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endif
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# Build against the musl toolchain, which will produce a statically linked,
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# portable binary that we can run on the alpine linux guest without needing
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# libc at runtime
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RUST_TARGET ?= $(ARCH)-unknown-linux-musl
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# We are building everything in target/guest_under_test
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CARGO_TARGET ?= $(shell cargo metadata --no-deps --format-version 1 | \
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jq -r ".target_directory")
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TARGET ?= $(CARGO_TARGET)/guest_under_test/$(ARCH)
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$(shell mkdir -p $(TARGET))
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# Parameteters for building the kernel locally
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KERNEL_REPO ?= https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
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KERNEL_BRANCH ?= v6.1.59
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KERNEL_SRC_BASE ?= $(TARGET)/kernel-source-$(KERNEL_BRANCH)
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KERNEL_SRC_PATCHED ?= $(KERNEL_SRC_BASE)-patched
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KERNEL_BUILD ?= $(TARGET)/kernel-build
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KERNEL_PATCHES ?= "`readlink -f ./kernel/patches`"
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################################################################################
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# Main targets
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all: $(TARGET)/rootfs $(TARGET)/bzImage
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# Clean all local build artifacts, but not downloaded sources.
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clean:
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rm -rf $(TARGET)/kernel-build $(TARGET)/rootfs-build $(TARGET)/initramfs-build $(TARGET)/rootfs $(TARGET)/bzImage $(TARGET)/initramfs.cpio.gz
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clean-all:
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rm -rf $(TARGET)
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x86_64_initramfs: $(TARGET)/initramfs
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delegate: $(TARGET)/rootfs-build/delegate
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readclock: $(TARGET)/rootfs-build/readclock
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################################################################################
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# Build rootfs
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rootfs : ${TARGET}/rootfs
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# Build rootfs from Dockerfile and export into squashfs
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$(TARGET)/rootfs: $(TARGET)/rootfs-build/delegate $(TARGET)/rootfs-build/readclock rootfs/Dockerfile
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# Build image from Dockerfile
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DOCKER_BUILDKIT=1 docker build -t crosvm_e2e_test_guest $(TARGET)/rootfs-build \
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-f rootfs/Dockerfile --build-arg ARCH=$(DOCKER_ARCH)
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# Make sure tar2sqfs is available. If not, print a help message.
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tar2sqfs --help > /dev/null || \
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{ \
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echo 'tar2sqfs is not found. To install, run: `sudo apt install -y squashfs-tools-ng` or something equivalent.' ; \
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exit 1 ; \
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}
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# Create container and export into squashfs, and don't forget to clean up
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# the container afterwards.
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set -x && \
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CONTAINER=$$(docker create crosvm_e2e_test_guest) && \
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docker export $$CONTAINER | tar2sqfs -c gzip -f $@ && \
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docker rm $$CONTAINER
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# Build and copy delegate binary into rootfs build directory
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$(TARGET)/rootfs-build/delegate: rootfs/delegate/Cargo.toml rootfs/delegate/src/main.rs rootfs/delegate/src/wire_format.rs
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rustup target add $(RUST_TARGET)
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CARGO_TARGET_DIR=$(TARGET) RUSTFLAGS=$(RUSTFLAGS) cargo build --target $(RUST_TARGET) --release --manifest-path=rootfs/delegate/Cargo.toml
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mkdir -p $(TARGET)/rootfs-build
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cp $(TARGET)/$(RUST_TARGET)/release/delegate $(TARGET)/rootfs-build/delegate
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# Build and copy readclock binary into rootfs build directory
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$(TARGET)/rootfs-build/readclock: rootfs/readclock/Cargo.toml rootfs/readclock/src/main.rs rootfs/readclock/src/lib.rs
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rustup target add $(RUST_TARGET)
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CARGO_TARGET_DIR=$(TARGET) RUSTFLAGS=$(RUSTFLAGS) cargo build --target $(RUST_TARGET) --release --manifest-path=rootfs/readclock/Cargo.toml
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mkdir -p $(TARGET)/rootfs-build
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cp $(TARGET)/$(RUST_TARGET)/release/readclock $(TARGET)/rootfs-build/readclock
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################################################################################
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# Build initramfs
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# Build initramfs from Containerfile and package as cpio archive
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$(TARGET)/initramfs: $(TARGET)/rootfs-build/delegate initramfs/Containerfile initramfs/init.sh
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-mkdir -p $(TARGET)/initramfs-build
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cp initramfs/init.sh $(TARGET)/initramfs-build/init.sh
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cp $(TARGET)/rootfs-build/delegate $(TARGET)/initramfs-build/delegate
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podman build -t crosvm_e2e_test_guest_initramfs $(TARGET)/initramfs-build -f initramfs/Containerfile
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-mkdir -p $(TARGET)/initramfs-build/cpio-base
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# Create container and export into squashfs, and don't forget to clean up
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# the container afterwards.
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set -x; \
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CONTAINER=$$(podman create crosvm_e2e_test_guest_initramfs); \
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podman export $$CONTAINER | tar -xf - -C $(TARGET)/initramfs-build/cpio-base; \
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podman rm $$CONTAINER; \
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cd $(TARGET)/initramfs-build/cpio-base; \
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find . -print0 | cpio --null --create --verbose --format=newc | gzip --best > $(TARGET)/initramfs.cpio.gz
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################################################################################
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# Build kernel
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kernel: $(TARGET)/bzImage
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# Make this target PHONY to make sure everything is up to date with the kernel's make recipe.
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# You can use custom kernel source by running:
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# make kernel KERNEL_SRC_PATCHED=${PATH_TO_YOUR_KERNEL}
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# (Note: you have to manually apply the patches applied in %-patched recipe to pass all the tests.)
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.PHONY : $(TARGET)/bzImage
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$(TARGET)/bzImage : $(KERNEL_SRC_PATCHED)
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mkdir -p $(KERNEL_BUILD)
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cat kernel/common.config kernel/$(KERNEL_ARCH).config > $(KERNEL_BUILD)/.config
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make -C $(KERNEL_SRC_PATCHED) O=$(KERNEL_BUILD) \
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ARCH=$(KERNEL_ARCH) \
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CROSS_COMPILE=$(CROSS_COMPILE) \
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-j$(shell nproc)\
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olddefconfig \
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$(KERNEL_BINARY)
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cp $(KERNEL_BUILD)/arch/${KERNEL_ARCH}/boot/$(KERNEL_BINARY) $@
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$(KERNEL_SRC_PATCHED): $(KERNEL_SRC_BASE)
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rm -rf $@.tmp ; true # ignore failure
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cp -r $(KERNEL_SRC_BASE) $@.tmp
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git -C $@.tmp am $(KERNEL_PATCHES)/virtio_pvclock.patch
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mv $@.tmp $@
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$(KERNEL_SRC_BASE):
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rm -rf $@
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git clone --depth 1 --branch $(KERNEL_BRANCH) $(KERNEL_REPO) $@
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.PHONY: clean all update-prebuilts
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