initramfs-init: removed

is provided from mkinitfs

initramfs-init

-#!/bin/busybox sh
-
-# this is the init script version
-VERSION=1.1
-NEWROOT=/newroot
-SINGLEMODE=no
-
-/bin/busybox --install -s
-
-# basic environment
-export PATH=/usr/bin:/bin:/usr/sbin:/sbin
-
-# needed devs
-[ -c /dev/null ] || mknod -m 666 /dev/null c 1 3
-
-# 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. $*"
-		echo "initramfs emergency recovery shell launched. Type 'exit' to continue boot"
-		/bin/busybox sh
-	fi
-}
-
-scan_drivers() {
-	if [ "$AUTODETECT" != no ] ; then
-		find /sys -name modalias | xargs sort -u | xargs modprobe -a 2> /dev/null
-	fi
-}
-
-find_ovl() {
-	local mnt="$1"
-	local ovl
-	local lines
-
-	# look for apkovl's on mounted media
-	ovl=$( ls -1 "$mnt"/*.apkovl.tar.gz* 2>/dev/null ) || return 1
-	lines=$(echo "$ovl" | wc -l)
-
-	if [ $lines -gt 1 ] ; then
-		echo "ERROR: More than one apkovl file was found on $(basename $mnt). None will be read." >&2
-		return 1
-	fi
-	echo "$ovl"
-}
-
-retry_mount() {
-	# usb might need some time to settle so we retry a few times
-	for i in $(seq 0 19); do
-		mount $@ 2>&1 && return 0
-		sleep 1
-	done
-	return 1
-}
-
-unpack_apkovl() {
-	local ovl="$1"
-	local dest="$2"
-	local suffix=${ovl##*.}
-	local i
-	if [ "$suffix" = "gz" ]; then
-		tar -C "$dest" -zxf "$ovl"
-		return $?
-	fi
-
-	for i in $ALPINE_MNT/*/*/openssl-[0-9]*.apk $ALPINE_MNT/*/openssl-[0-9]*.apk; do
-		[ -f "$i" ] && tar --numeric-owner -C / -zxf $i && break
-	done
-
-	if ! openssl list-cipher-commands | grep "^$suffix$" > /dev/null; then
-		errstr="Cipher $suffix is not supported"
-		return 1
-	fi
-	local count=0
-	# beep
-	echo -e "\007"
-	while [ $count -lt 3 ]; do
-		openssl enc -d -$suffix -in "$ovl" | tar --numeric-owner \
-			-C "$dest" -zx 2>/dev/null && return 0
-		count=$(( $count + 1 ))
-	done
-	return 1
-}
-
-# gotta start from somewhere :)
-echo "Alpine Init $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_$i=yes ;;
-	esac
-done
-
-# start bootcharting if wanted
-if [ -n "$KOPT_chart" ]; then
-	ebegin "Starting bootchart logging"
-	/sbin/bootchartd start-initfs "$NEWROOT"
-	eend 0
-fi
-
-ALPINE_DEV=${KOPT_alpine_dev%%:*}
-ALPINE_DEV_FS=${KOPT_alpine_dev##*:}
-if [ "$ALPINE_DEV_FS" = "$ALPINE_DEV" ]; then
-	unset ALPINE_DEV_FS
-fi
-ALPINE_MNT=/media/$ALPINE_DEV
-
-# hide kernel messages
-dmesg -n 1
-
-# setup /dev
-ebegin "Starting mdev"
-mount -t tmpfs -o exec,nosuid,mode=0755 mdev /dev
-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 -a $MODULES 2> /dev/null
-if [ -f /etc/modules ] ; then
-	sed 's/\#.*//g' < /etc/modules |
-	while read module args; do
-		modprobe -q $module $args
-	done
-fi
-scan_drivers
-scan_drivers
-eend 0
-
-# check if root=... was set
-if [ -n "$KOPT_root" ]; then
-	if [ "$SINGLEMODE" = "yes" ]; then
-		echo "Entering single mode. Type 'exit' to continue booting."
-		sh
-	fi
-	case "$KOPT_root" in
-		/dev/md*) 
-			mknod $KOPT_root b 9 ${KOPT_root#/dev/md}
-			raidautorun "$KOPT_root"
-			;;
-	esac
-	ebegin "Mounting root"
-	retry_mount $KOPT_root $NEWROOT 2>/dev/null
-	eend $?
-	cat /proc/mounts | while read DEV DIR TYPE OPTS ; do
-		if [ "$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 $chart_init /sbin/init $KOPT_init_args
-	echo "initramfs emergency recovery shell launched"
-	exec /bin/busybox sh
-fi
-
-# locate boot media and mount it
-ebegin "Mounting boot media"
-mkdir -p $ALPINE_MNT
-if [ -n "$ALPINE_DEV_FS" ]; then
-	mount_opts="-t $ALPINE_DEV_FS"
-fi
-
-retry_mount $mount_opts /dev/$ALPINE_DEV $ALPINE_MNT >/dev/null 2>&1
-eend $?
-
-ebegin "Mounting loopback device for kernel modules"
-modprobe loop
-if [ -n "$KOPT_modloop" ]; then
-	modloop=$KOPT_modloop
-else
-	modloop=$KOPT_BOOT_IMAGE.cmg
-fi
-mount -o loop,ro -t cramfs $ALPINE_MNT/$modloop /.modloop
-rc=$?
-if [ "$rc" = 0 ]; then
-	rm -rf /lib/modules
-	ln -sf /.modloop/modules /lib
-fi
-eend $?
-
-if [ -d $ALPINE_MNT/firmware ]; then
-	ebegin "Copying firmware from $ALPINE_MNT/firmware"
-	mkdir -p /lib
-	cp -R -a $ALPINE_MNT/firmware /lib/
-	eend $?
-fi
-
-mkdir -p /etc/apk
-for i in $ALPINE_MNT/*/APK_INDEX.gz $ALPINE_MNT/*/*/APK_INDEX.gz; do
-	[ -r "$i" ] && echo ${i%/APK_INDEX.gz} >> /etc/apk/repositories
-done
-
-# early console?
-if [ "$SINGLEMODE" = "yes" ]; then
-	echo "Entering single mode. Type 'exit' to continue booting."
-	sh
-fi
-
-# more drivers
-ebegin "Loading hardware drivers"
-scan_drivers
-eend 0
-
-mount -t tmpfs tmpfs $NEWROOT
-
-# look for apkovl
-if dmesg | grep '^usb-storage: waiting' >/dev/null; then
-	ebegin "Waiting for USB device to settle"
-	while ! dmesg | grep 'usb-storage: device scan complete' >/dev/null; do
-		sleep 1
-	done
-	eend 0
-fi
-for i in usb floppy cdrom; do
-	mount /media/$i 2>/dev/null || continue
-	ovl=$(find_ovl /media/$i)
-	[ -f "$ovl" ] && break
-	umount /media/$i 2>/dev/null
-done
-if ! [ -f "$ovl" ]; then
-	ovl=$(find_ovl $ALPINE_MNT)
-fi
-
-if [ -f "$ovl" ]; then
-	ebegin "Loading user settings from $ovl"
-	unpack_apkovl "$ovl" $NEWROOT
-	eend $? $errstr
-	umount /media/$i 2>/dev/null &
-	pkgs=$(sed 's/\#.*//' $NEWROOT/etc/lbu/packages.list 2>/dev/null)
-fi
-
-# install new root
-ebegin "Installing packages to root filesystem"
-if [ -n "$KOPT_chart" ]; then
-	pkgs="$pkgs acct"
-fi
-apkflags="--initdb --quiet --progress --force"
-if [ -z "$KOPT_keep_apk_new" ]; then
-	apkflags="$apkflags --clean-protected"
-fi
-apk add --root /newroot $apkflags $pkgs >/dev/null
-eend $?
-
-# copy alpine release info
-cp $ALPINE_MNT/.alpine-release $NEWROOT/
-ln -sf /.alpine-release $NEWROOT/etc/alpine-release
-
-# if there is no repositories file, then use the default
-if ! [ -f $NEWROOT/etc/apk/repositories ]; then
-	cp /etc/apk/repositories $NEWROOT/etc/apk/repositories
-fi
-
-# setup bootchart for switch_root
-chart_init=""
-if [ -n "$KOPT_chart" ]; then
-	/sbin/bootchartd stop-initfs "$NEWROOT"
-	chart_init="/sbin/bootchartd start-rootfs"
-fi
-
-# switch over to new root
-cat /proc/mounts | while read DEV DIR TYPE OPTS ; do
-	if [ "$DIR" != "/" -a "$DIR" != "$NEWROOT" -a -d "$DIR" ]; then
-		mkdir -p $NEWROOT/$DIR
-		mount -o move $DIR $NEWROOT/$DIR
-	fi
-done
-ln -sf /.modloop/modules $NEWROOT/lib/modules
-sync
-
-echo ""
-if [ -x $NEWROOT/sbin/init ]; then
-	exec /bin/busybox switch_root $NEWROOT $chart_init /sbin/init $KOPT_init_args
-fi
-
-echo "initramfs emergency recovery shell launched"
-exec /bin/busybox sh
-reboot