make.alpine: makefile to build alpine iso
tries to get correct dependencies for modloop, initramfs and iso so minimum amount of work is required for rebuild.
This commit is contained in:
parent
0b2f41e9d9
commit
576541e3f2
|
@ -0,0 +1,128 @@
|
|||
#!/bin/ash
|
||||
|
||||
VERSION=1.9.1-pre0
|
||||
NEWROOT=/newroot
|
||||
SINGLEMODE=no
|
||||
|
||||
# basic environment
|
||||
export PATH=/usr/bin:/bin:/usr/sbin:/sbin
|
||||
|
||||
# basic mounts
|
||||
mount -t proc -o noexec,nosuid,nodev proc /proc
|
||||
mount -t sysfs -o noexec,nosuid,nodev sysfs /sys
|
||||
|
||||
# some helpers
|
||||
ebegin() {
|
||||
echo -n " * $*: "
|
||||
}
|
||||
eend() {
|
||||
local msg
|
||||
if [ "$1" = 0 ] || [ $# -lt 1 ] ; then
|
||||
echo "ok."
|
||||
else
|
||||
shift
|
||||
echo "failed. $*"
|
||||
echo "Emergency recovery shell started."
|
||||
exec /bin/busybox sh
|
||||
fi
|
||||
}
|
||||
|
||||
scan_drivers() {
|
||||
if [ "$AUTODETECT" != no ] ; then
|
||||
find /sys -name modalias | xargs sort | while read a ; do
|
||||
modprobe $a 2>/dev/null \
|
||||
|| echo $a >> /tmp/hwdrivers.failed
|
||||
done
|
||||
fi
|
||||
}
|
||||
|
||||
# gotta start from somewhere :)
|
||||
echo "Starting Alpine $VERSION"
|
||||
|
||||
# read the kernel options
|
||||
for i in `cat /proc/cmdline` ; do
|
||||
case $i in
|
||||
s|single|1)
|
||||
SINGLEMODE=yes ;;
|
||||
modules=*)
|
||||
MODULES="`echo ${i#modules=} | tr ',' ' '`";;
|
||||
noautodetect)
|
||||
AUTODETECT=no;;
|
||||
*=*) eval KOPT_$i ;;
|
||||
*) eval KOPT_$i=yes ;;
|
||||
esac
|
||||
done
|
||||
|
||||
ALPINE_DEV=${KOPT_alpine_dev%%:*}
|
||||
ALPINE_MNT=/media/$ALPINE_DEV
|
||||
|
||||
# hide kernel messages
|
||||
dmesg -n 1
|
||||
|
||||
# setup /dev
|
||||
ebegin "Starting mdev"
|
||||
mount -t tmpfs -o exec,nosuid,mode=0755 mdev /dev
|
||||
mknod -m 666 /dev/null c 1 3
|
||||
ln -s sr0 /dev/cdrom
|
||||
echo "/sbin/mdev" > /proc/sys/kernel/hotplug
|
||||
mdev -s
|
||||
RC=$?
|
||||
[ -d /dev/pts ] || mkdir -m 755 /dev/pts
|
||||
[ -c /dev/ptmx ] || mknod -m 666 /dev/ptmx c 5 2
|
||||
mount -t devpts -o gid=5,mode=0620,noexec,nosuid devpts /dev/pts
|
||||
[ -d /dev/shm ] || mkdir /dev/shm
|
||||
mount -t tmpfs -o nodev,nosuid,noexec shm /dev/shm
|
||||
eend $RC
|
||||
|
||||
# load available drivers to get access to modloop media
|
||||
ebegin "Loading boot drivers"
|
||||
[ "$MODULES" ] && modprobe $MODULES 2> /dev/null
|
||||
scan_drivers
|
||||
scan_drivers
|
||||
eend 0
|
||||
|
||||
# locate boot media and mount it
|
||||
ebegin "Mounting boot media"
|
||||
mount $ALPINE_MNT >/dev/null 2>&1
|
||||
eend $?
|
||||
ebegin "Mounting loopback device for kernel modules"
|
||||
modprobe loop
|
||||
mount -o loop,ro -t cramfs /media/$ALPINE_DEV/$(dirname ${KOPT_BOOT_IMAGE:-""})/modloop.cmg /.modloop
|
||||
rc=$?
|
||||
if [ "$rc" = 0 ]; then
|
||||
rm -rf /lib/modules
|
||||
ln -sf /.modloop/modules /lib
|
||||
fi
|
||||
if [ -d $ALPINE_MNT/firmware ]; then
|
||||
mkdir -p /lib/firmware
|
||||
cp -a $ALPINE_MNT/firmware/* /lib/firmware/
|
||||
fi
|
||||
eend $?
|
||||
|
||||
# early console?
|
||||
if [ "$SINGLEMODE" = "yes" ]; then
|
||||
echo "Entering single mode. Type 'exit' to continue booting."
|
||||
sh
|
||||
fi
|
||||
|
||||
# more drivers
|
||||
ebegin "Loading hardware drivers"
|
||||
scan_drivers
|
||||
eend 0
|
||||
|
||||
# install new root
|
||||
ebegin "Installing packets to root filesystem"
|
||||
mount -t tmpfs -o size=50M tmpfs $NEWROOT
|
||||
apk create --root /newroot
|
||||
apk add --root /newroot --repository /media/cdrom/apks
|
||||
eend $?
|
||||
|
||||
# switch over to new root
|
||||
cat /proc/mounts | while read DEV DIR TYPE OPTS ; do
|
||||
if [ "$DIR" != "/" -a "$DIR" != "$NEWROOT" -a -d "$DIR" ]; then
|
||||
mkdir -p $NEWROOT/$DIR
|
||||
mount -o move $DIR $NEWROOT/$DIR
|
||||
fi
|
||||
done
|
||||
sync
|
||||
exec /bin/busybox switch_root $NEWROOT /sbin/init $KOPT_init_args || exec /bin/busybox sh
|
|
@ -0,0 +1,192 @@
|
|||
#!/usr/bin/make -f
|
||||
|
||||
ISO ?= alpine-test.iso
|
||||
DESTDIR ?= $(shell pwd)/isotmp
|
||||
APKDIRS ?= ../aports/core/*/
|
||||
|
||||
ISO_DIR := $(DESTDIR)/isofs
|
||||
|
||||
find_apk = $(firstword $(wildcard $(addprefix $(APKDIRS),$(1)-[0-9]*.apk)))
|
||||
|
||||
KERNEL_APK := $(call find_apk,linux-grsec)
|
||||
MODULE_APK := $(wildcard $(subst /linux-grsec-,/linux-grsec-mod-,$(KERNEL_APK)))
|
||||
KERNEL := $(word 3,$(subst -, ,$(notdir $(KERNEL_APK))))-$(word 2,$(subst -, ,$(notdir $(KERNEL_APK))))
|
||||
|
||||
ALPINEBASELAYOUT_APK := $(call find_apk,alpine-baselayout)
|
||||
UCLIBC_APK := $(call find_apk,uclibc)
|
||||
BUSYBOX_APK := $(call find_apk,busybox)
|
||||
APK_TOOLS_APK := $(call find_apk,apk-tools)
|
||||
|
||||
SOURCE_APKS := $(wildcard $(APKDIRS)/*apk)
|
||||
APK_BIN := $(shell which apk)
|
||||
|
||||
ifneq ($(words $(KERNEL_APK) $(MODULE_APK) $(ALPINEBASELAYOUT_APK) $(UCLIBC_APK) $(BUSYBOX_APK) $(APK_TOOLS_APK)),6)
|
||||
$(error I did not find all APKs which I need.)
|
||||
endif
|
||||
|
||||
all: $(ISO)
|
||||
|
||||
help:
|
||||
@echo "Alpine ISO builder"
|
||||
@echo
|
||||
@echo "Type 'make' to build $(ISO)"
|
||||
@echo
|
||||
@echo "I will use the following sources files:"
|
||||
@echo " 1. $(notdir $(KERNEL_APK)) (looks like $(KERNEL))"
|
||||
@echo " 2. $(notdir $(MODULE_APK))"
|
||||
@echo " 3. $(notdir $(ALPINEBASELAYOUT_APK))"
|
||||
@echo " 4. $(notdir $(UCLIBC_APK))"
|
||||
@echo " 5. $(notdir $(BUSYBOX_APK))"
|
||||
ifeq ($(APK_BIN),)
|
||||
@echo " 6. $(notdir $(APK_TOOLS_APK))"
|
||||
else
|
||||
@echo " 6. $(APK_BIN)"
|
||||
endif
|
||||
@echo
|
||||
|
||||
#clean:
|
||||
# rm -rf $(DESTDIR)
|
||||
|
||||
#
|
||||
# Modloop
|
||||
#
|
||||
MODLOOP := $(ISO_DIR)/boot/modloop.cmg
|
||||
MODLOOP_DIR := $(DESTDIR)/modloop
|
||||
MODLOOP_DIRSTAMP := $(DESTDIR)/stamp.modloop
|
||||
|
||||
$(MODLOOP_DIRSTAMP): $(MODULE_APK)
|
||||
@echo "==> modloop: prepare modules $(notdir $(MODULE_APK))"
|
||||
@rm -rf $(MODLOOP_DIR)
|
||||
@mkdir -p $(MODLOOP_DIR)/lib/modules/
|
||||
@tar -C $(MODLOOP_DIR) -xzf $(MODULE_APK)
|
||||
@rm -rf $(addprefix $(MODLOOP_DIR)/lib/modules/*/, source build)
|
||||
@depmod $(KERNEL) -b $(MODLOOP_DIR)
|
||||
@touch $(MODLOOP_DIRSTAMP)
|
||||
|
||||
$(MODLOOP): $(MODLOOP_DIRSTAMP)
|
||||
@echo "==> modloop: building image $(notdir $(MODLOOP))"
|
||||
@mkdir -p $(dir $(MODLOOP))
|
||||
@mkcramfs $(MODLOOP_DIR)/lib $(MODLOOP)
|
||||
|
||||
#
|
||||
# Initramfs rules
|
||||
#
|
||||
|
||||
INITFS := $(ISO_DIR)/boot/initramfs.gz
|
||||
|
||||
INITFS_DIRSTAMP := $(DESTDIR)/stamp.initfs
|
||||
INITFS_DIR := $(DESTDIR)/initfs
|
||||
INITFS_MODDIR := $(INITFS_DIR)/lib/modules/$(KERNEL)
|
||||
INITFS_MODDIRSTAMP := $(DESTDIR)/stamp.initfs.modules
|
||||
|
||||
INITFS_APKS := $(UCLIBC_APK) $(BUSYBOX_APK)
|
||||
INITFS_RAWBASEFILES := etc/mdev.conf etc/passwd etc/group etc/fstab
|
||||
INITFS_BASEFILES := $(addprefix $(INITFS_DIR)/, $(INITFS_RAWBASEFILES))
|
||||
|
||||
$(INITFS_DIRSTAMP): $(INITFS_APKS)
|
||||
@echo "==> initramfs: prepare baselayout"
|
||||
@rm -rf $(INITFS_DIR)
|
||||
@mkdir -p $(addprefix $(INITFS_DIR)/, \
|
||||
dev proc sys sbin bin .modloop lib/modules \
|
||||
media/cdrom media/floppy media/usb \
|
||||
newroot/proc newroot/sys)
|
||||
@for apk in $(INITFS_APKS) ; do \
|
||||
tar -C $(INITFS_DIR) -xzf $$apk ; \
|
||||
done
|
||||
@rm -f "$(INITFS_DIR)/.PKGINFO"
|
||||
@mknod $(INITFS_DIR)/dev/null c 1 3
|
||||
@touch $(INITFS_DIRSTAMP)
|
||||
|
||||
$(INITFS_BASEFILES): $(INITFS_DIRSTAMP) $(ALPINEBASELAYOUT_APK)
|
||||
@echo "==> initramfs: $(notdir $(ALPINEBASELAYOUT_APK))"
|
||||
@tar -C $(INITFS_DIR) -xzf $(ALPINEBASELAYOUT_APK) $(INITFS_RAWBASEFILES)
|
||||
@touch $(INITFS_BASEFILES)
|
||||
|
||||
$(INITFS_DIR)/init: initramfs-init $(INITFS_DIRSTAMP)
|
||||
@echo "==> initramfs: init script"
|
||||
@cp initramfs-init "$(INITFS_DIR)/init"
|
||||
|
||||
ifeq ($(APK_BIN),)
|
||||
$(INITFS_DIR)/sbin/apk: $(APK_TOOLS_APK) $(INITFS_DIRSTAMP)
|
||||
@echo "==> initramfs: $(notdir $(APK_TOOLS_APK))"
|
||||
@tar -C $(INITFS_DIR) -xzf $(APK_TOOLS_APK) sbin/apk
|
||||
else
|
||||
$(INITFS_DIR)/sbin/apk: $(APK_BIN) $(INITFS_DIRSTAMP)
|
||||
@echo "==> initramfs: copy $(APK_BIN) from buildroot"
|
||||
@cp $(APK_BIN) "$(INITFS_DIR)/sbin"
|
||||
endif
|
||||
|
||||
$(INITFS_MODDIRSTAMP): $(INITFS_DIRSTAMP) $(INITFS_MODFILES) $(MODLOOP_DIRSTAMP)
|
||||
@echo "==> initramfs: $(notdir $(MODULE_APK))"
|
||||
@rm -rf $(INITFS_DIR)/lib/modules
|
||||
@mkdir -p $(addprefix $(INITFS_MODDIR)/kernel/,drivers fs)
|
||||
@for i in acpi ata block ide scsi cdrom usb message hid; do \
|
||||
cp -flLpR $(MODLOOP_DIR)/lib/modules/*/kernel/drivers/$$i \
|
||||
$(INITFS_MODDIR)/kernel/drivers/ ; \
|
||||
done
|
||||
@for i in isofs vfat nls ext2 cramfs '*.ko'; do \
|
||||
cp -flLpR $(MODLOOP_DIR)/lib/modules/*/kernel/fs/$$i \
|
||||
$(INITFS_MODDIR)/kernel/fs/ ; \
|
||||
done
|
||||
@cp -flLpR $(MODLOOP_DIR)/lib/modules/*/kernel/lib \
|
||||
$(INITFS_MODDIR)/kernel/
|
||||
@depmod $(KERNEL) -b $(INITFS_DIR)
|
||||
@touch $(INITFS_MODDIRSTAMP)
|
||||
|
||||
$(INITFS): $(INITFS_DIRSTAMP) $(INITFS_DIR)/init $(INITFS_DIR)/sbin/apk $(INITFS_MODDIRSTAMP) $(INITFS_BASEFILES)
|
||||
@echo "==> initramfs: creating $(notdir $(INITFS))"
|
||||
@(cd $(INITFS_DIR) && find . | cpio -o -H newc | gzip -9) > $(INITFS)
|
||||
|
||||
#
|
||||
# ISO rules
|
||||
#
|
||||
|
||||
ISOLINUX := $(ISO_DIR)/isolinux
|
||||
ISOLINUX_BIN := $(ISOLINUX)/isolinux.bin
|
||||
ISOLINUX_CFG := $(ISOLINUX)/isolinux.cfg
|
||||
|
||||
$(ISOLINUX_BIN): /usr/share/syslinux/isolinux.bin
|
||||
@echo "==> iso: install isolinux"
|
||||
@mkdir -p $(dir $(ISOLINUX_BIN))
|
||||
@cp /usr/share/syslinux/isolinux.bin $(ISOLINUX_BIN)
|
||||
|
||||
$(ISOLINUX_CFG):
|
||||
@echo "==> iso: configure isolinux"
|
||||
@mkdir -p $(dir $(ISOLINUX_BIN))
|
||||
@echo "timeout 20" >$(ISOLINUX_CFG)
|
||||
@echo "prompt 1" >>$(ISOLINUX_CFG)
|
||||
@echo "default linux" >>$(ISOLINUX_CFG)
|
||||
@echo "label linux" >>$(ISOLINUX_CFG)
|
||||
@echo " kernel /boot/vmlinuz" >>$(ISOLINUX_CFG)
|
||||
@echo " append initrd=/boot/initramfs.gz alpine_dev=cdrom quiet" >>$(ISOLINUX_CFG)
|
||||
|
||||
ISO_KERNEL := $(ISO_DIR)/boot/vmlinuz
|
||||
ISO_APKS := $(ISO_DIR)/apks
|
||||
ISO_APKINDEX := $(ISO_APKS)/APK_INDEX.gz
|
||||
|
||||
$(ISO_APKS): $(SOURCE_APKS)
|
||||
@echo "==> iso: prepare APK repository"
|
||||
@rm -rf $(ISO_APKS)
|
||||
@mkdir -p $(ISO_APKS)
|
||||
@for a in $(SOURCE_APKS) ; do \
|
||||
ln -f $$a $(ISO_APKS) 2>/dev/null || cp $$a $(ISO_APKS) ; \
|
||||
done
|
||||
@apk index $(SOURCE_APKS) | gzip -9 > $(ISO_APKINDEX)
|
||||
|
||||
$(ISO_KERNEL): $(KERNEL_APK)
|
||||
@echo "==> iso: install kernel $(KERNEL)"
|
||||
@mkdir -p $(dir $(ISO_KERNEL))
|
||||
@tar -C $(ISO_DIR) -xzf $(KERNEL_APK) boot/vmlinuz boot/System.map
|
||||
@touch $(ISO_KERNEL)
|
||||
|
||||
$(ISO): $(MODLOOP) $(INITFS) $(ISOLINUX_CFG) $(ISOLINUX_BIN) $(ISO_KERNEL) $(ISO_APKS)
|
||||
@echo "==> iso: building $(notdir $(ISO))"
|
||||
@genisoimage -o $(ISO) -l -J -R \
|
||||
-b isolinux/isolinux.bin \
|
||||
-c isolinux/boot.cat \
|
||||
-no-emul-boot \
|
||||
-boot-load-size 4 \
|
||||
-boot-info-table \
|
||||
-quiet \
|
||||
$(ISO_DIR)
|
||||
|
Loading…
Reference in New Issue