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initial busybox/linux building

This commit is contained in:
Lance Vick 2022-06-24 02:02:51 -07:00
commit 1cb4d565f8
Signed by: lrvick
GPG Key ID: 8E47A1EC35A1551D
13 changed files with 3327 additions and 0 deletions
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1
.dockerignore Normal file
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out

3
.gitignore vendored Normal file
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out/*
cache/*
.*

13
Dockerfile Normal file
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ARG DEBIAN_HASH
FROM debian@sha256:${DEBIAN_HASH}
RUN apt update && \
apt install -y \
git \
curl \
build-essential \
flex \
bison \
libncurses-dev \
bc \
libelf-dev

46
Makefile Normal file
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NAME := qos
DEBUG := false
OUT_DIR := out
KEY_DIR := keys
TARGET := local
CACHE_DIR := cache
CONFIG_DIR := targets/$(TARGET)
CPUS := $(shell nproc)
include $(PWD)/config.env
include $(PWD)/make/keys.mk
include $(PWD)/make/fetch.mk
include $(PWD)/make/extract.mk
include $(PWD)/make/toolchain.mk
.DEFAULT_GOAL := default
default: $(OUT_DIR)/bzImage
$(CONFIG_DIR)/busybox.config:
$(toolchain) " \
cd /cache/busybox-$(BUSYBOX_VERSION) && \
make menuconfig && \
cp .config /config/busybox.config; \
"
$(CONFIG_DIR)/linux.config:
$(toolchain) " \
cd /cache/linux-$(LINUX_VERSION) && \
make menuconfig && \
cp .config /config/linux.config; \
"
$(OUT_DIR)/busybox: extract
$(toolchain) " \
cd /cache/busybox-$(BUSYBOX_VERSION) && \
cp /config/busybox.config .config && \
make -j$(CPUS) busybox && \
cp busybox /out/; \
"
$(OUT_DIR)/bzImage: extract $(OUT_DIR)/busybox
$(toolchain) " \
cd /cache/linux-$(LINUX_VERSION) && \
cp /config/linux.config .config && \
make -j$(CPUS) bzImage && \
cp arch/x86_64/boot/bzImage /out/; \
"

11
config.env Normal file
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export BUSYBOX_VERSION = 1.33.2
export LINUX_VERSION = 5.18.5
export BUSYBOX_SERVER = https://busybox.net/downloads/
export LINUX_SERVER = https://cdn.kernel.org/pub/linux/kernel/v5.x/
export BUSYBOX_KEY = C9E9416F76E610DBD09D040F47B70C55ACC9965B
export LINUX_KEY = 647F28654894E3BD457199BE38DBBDC86092693E
export LINUX_KEYS_REPO = https://git.kernel.org/pub/scm/docs/kernel/pgpkeys.git
export DEBIAN_HASH = 3f1d6c17773a45c97bd8f158d665c9709d7b29ed7917ac934086ad96f92e4510

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keys/647F28654894E3BD457199BE38DBBDC86092693E.asc Normal file
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-----END PGP PUBLIC KEY BLOCK-----

23
keys/C9E9416F76E610DBD09D040F47B70C55ACC9965B.asc Normal file
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-----BEGIN PGP PUBLIC KEY BLOCK-----
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25
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.PHONY: extract
extract: \
fetch \
$(CACHE_DIR)/linux-$(LINUX_VERSION).tar \
$(CACHE_DIR)/linux-$(LINUX_VERSION)/README \
$(CACHE_DIR)/busybox-$(BUSYBOX_VERSION)/README
$(CACHE_DIR)/linux-$(LINUX_VERSION).tar:
xz -d $(CACHE_DIR)/linux-$(LINUX_VERSION).tar.xz
$(CACHE_DIR)/linux-$(LINUX_VERSION)/README:
$(toolchain) " \
cd /cache && \
gpg --import /keys/$(LINUX_KEY).asc && \
gpg --verify linux-$(LINUX_VERSION).tar.sign && \
tar xf linux-$(LINUX_VERSION).tar; \
"
$(CACHE_DIR)/busybox-$(BUSYBOX_VERSION)/README:
$(toolchain) " \
cd /cache && \
gpg --import /keys/$(BUSYBOX_KEY).asc && \
gpg --verify busybox-$(BUSYBOX_VERSION).tar.bz2.sig && \
tar -xf busybox-$(BUSYBOX_VERSION).tar.bz2 \
"

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make/fetch.mk Normal file
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.PHONY: fetch
fetch: \
toolchain \
keys \
$(OUT_DIR) \
$(CACHE_DIR) \
$(CACHE_DIR)/linux-$(LINUX_VERSION).tar.xz \
$(CACHE_DIR)/linux-$(LINUX_VERSION).tar.sign \
$(CACHE_DIR)/busybox-$(BUSYBOX_VERSION).tar.bz2 \
$(CACHE_DIR)/busybox-$(BUSYBOX_VERSION).tar.bz2.sig
$(OUT_DIR):
mkdir -p $(OUT_DIR)
$(CACHE_DIR):
mkdir -p $(CACHE_DIR)
$(CACHE_DIR)/busybox-$(BUSYBOX_VERSION).tar.bz2.sig:
curl \
--url $(BUSYBOX_SERVER)/busybox-$(BUSYBOX_VERSION).tar.bz2.sig \
--output $(CACHE_DIR)/busybox-$(BUSYBOX_VERSION).tar.bz2.sig
$(CACHE_DIR)/busybox-$(BUSYBOX_VERSION).tar.bz2:
curl \
--url $(BUSYBOX_SERVER)/busybox-$(BUSYBOX_VERSION).tar.bz2 \
--output $(CACHE_DIR)/busybox-$(BUSYBOX_VERSION).tar.bz2
$(CACHE_DIR)/linux-$(LINUX_VERSION).tar.sign:
curl \
--url $(LINUX_SERVER)/linux-$(LINUX_VERSION).tar.sign \
--output $(CACHE_DIR)/linux-$(LINUX_VERSION).tar.sign
$(CACHE_DIR)/linux-$(LINUX_VERSION).tar.xz:
curl \
--url $(LINUX_SERVER)/linux-$(LINUX_VERSION).tar.xz \
--output $(CACHE_DIR)/linux-$(LINUX_VERSION).tar.xz

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make/keys.mk Normal file
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.PHONY: keys
keys: \
$(KEY_DIR)/$(LINUX_KEY).asc \
$(KEY_DIR)/$(BUSYBOX_KEY).asc
$(KEY_DIR)/$(LINUX_KEY).asc:
$(call fetch_pgp_key,$(LINUX_KEY))
$(KEY_DIR)/$(BUSYBOX_KEY).asc:
$(call fetch_pgp_key,,$(BUSYBOX_KEY))
define fetch_pgp_key
mkdir -p $(KEY_DIR) && \
$(toolchain) ' \
for server in \
ha.pool.sks-keyservers.net \
hkp://keyserver.ubuntu.com:80 \
hkp://p80.pool.sks-keyservers.net:80 \
pgp.mit.edu \
; do \
echo "Trying: $${server}"; \
gpg \
--recv-key \
--keyserver "$${server}" \
--keyserver-options timeout=10 \
--recv-keys "$(1)" \
&& break; \
done; \
gpg --export -a $(1) > $(KEY_DIR)/$(1).asc; \
'
endef

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make/toolchain.mk Normal file
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.PHONY: toolchain-shell
build-shell: toolchain
docker run -it local/$(NAME)-build bash
.PHONY: toolchain
toolchain:
DOCKER_BUILDKIT=1 \
docker build \
--tag local/$(NAME)-build \
--build-arg DEBIAN_HASH=$(DEBIAN_HASH) \
.
toolchain := \
docker run \
--interactive \
--rm \
--user=$(shell id -u):$(shell id -g) \
-v $(PWD)/$(CONFIG_DIR):/config \
-v $(PWD)/$(KEY_DIR):/keys \
-v $(PWD)/$(CACHE_DIR):/cache \
-v $(PWD)/$(OUT_DIR):/out \
-e GNUPGHOME=/cache/.gnupg \
-t local/$(NAME)-build \
bash -c

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