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Merge pull request #3302 from antonlacon/init-changes

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busybox/init: cleanup
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MilhouseVH 2019-03-19 15:03:41 +00:00 committed by GitHub
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1 changed files with 1006 additions and 1010 deletions
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packages/sysutils/busybox/scripts/init
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@ -6,191 +6,75 @@
# Copyright (C) 2009-2014 Stephan Raue (stephan@openelec.tv) # Copyright (C) 2009-2014 Stephan Raue (stephan@openelec.tv)
# Copyright (C) 2016-present Team LibreELEC (https://libreelec.tv) # Copyright (C) 2016-present Team LibreELEC (https://libreelec.tv)
# create directories # create directories
/usr/bin/busybox mkdir -p /dev /usr/bin/busybox mkdir -p /dev
/usr/bin/busybox mkdir -p /proc /usr/bin/busybox mkdir -p /proc
/usr/bin/busybox mkdir -p /sys /usr/bin/busybox mkdir -p /sys
/usr/bin/busybox mkdir -p /tmp /usr/bin/busybox mkdir -p /tmp
/usr/bin/busybox mkdir -p /flash /usr/bin/busybox mkdir -p /flash
/usr/bin/busybox mkdir -p /sysroot /usr/bin/busybox mkdir -p /sysroot
/usr/bin/busybox mkdir -p /storage /usr/bin/busybox mkdir -p /storage
# mount all needed special filesystems # mount all needed special filesystems
/usr/bin/busybox mount -t devtmpfs devtmpfs /dev /usr/bin/busybox mount -t devtmpfs devtmpfs /dev
/usr/bin/busybox mount -t proc proc /proc /usr/bin/busybox mount -t proc proc /proc
/usr/bin/busybox mount -t sysfs sysfs /sys /usr/bin/busybox mount -t sysfs sysfs /sys
# common functions # set needed variables
. /functions MODULE_DIR=/usr/lib/modules
# set needed variables UPDATE_ROOT=/storage/.update
MODULE_DIR=/usr/lib/modules UPDATE_DIR="$UPDATE_ROOT"
UPDATE_ROOT=/storage/.update UPDATE_KERNEL="KERNEL"
UPDATE_DIR="$UPDATE_ROOT" UPDATE_SYSTEM="SYSTEM"
IMAGE_KERNEL="@KERNEL_NAME@"
IMAGE_SYSTEM="SYSTEM"
UPDATE_KERNEL="KERNEL" BOOT_STEP="start"
UPDATE_SYSTEM="SYSTEM" MD5_FAILED="0"
IMAGE_KERNEL="@KERNEL_NAME@" RUN_FSCK="yes"
IMAGE_SYSTEM="SYSTEM" RUN_FSCK_DISKS=""
SYSLINUX_DEFAULT=""
GRUB_DEFAULT=""
BOOT_STEP="start" NBD_DEVS="0"
MD5_FAILED="0" FLASH_FREE_MIN="5"
RUN_FSCK="yes"
RUN_FSCK_DISKS=""
SYSLINUX_DEFAULT=""
GRUB_DEFAULT=""
NBD_DEVS="0" INSTALLED_MEMORY=$(cat /proc/meminfo | grep 'MemTotal:' | awk '{print $2}')
FLASH_FREE_MIN="5" SYSTEM_TORAM_LIMIT=1024000
INSTALLED_MEMORY=$(cat /proc/meminfo | grep 'MemTotal:' | awk '{print $2}') LIVE="no"
SYSTEM_TORAM_LIMIT=1024000
LIVE="no" BREAK_TRIPPED="no"
BREAK_TRIPPED="no" # Get a serial number if present (eg. RPi) otherwise use MAC address from eth0
MACHINE_UID="$(cat /proc/cpuinfo | awk '/^Serial/{s=$3; gsub ("^0*","",s); print s}')"
[ -z "$MACHINE_UID" ] && MACHINE_UID="$(cat /sys/class/net/eth0/address 2>/dev/null | tr -d :)"
# Get a serial number if present (eg. RPi) otherwise use MAC address from eth0 # common functions
MACHINE_UID="$(cat /proc/cpuinfo | awk '/^Serial/{s=$3; gsub ("^0*","",s); print s}')" . /functions
[ -z "$MACHINE_UID" ] && MACHINE_UID="$(cat /sys/class/net/eth0/address 2>/dev/null | tr -d :)"
# hide kernel log messages on console # script functions
echo '1 4 1 7' > /proc/sys/kernel/printk progress() {
# set ondemand up_threshold
if [ -e /sys/devices/system/cpu/cpufreq/ondemand/up_threshold ] ; then
echo 50 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold
fi
# run platform_init script if exists
if [ -f "./platform_init" ]; then
./platform_init
fi
# clear screen and hide cursor
clear
hidecursor
# parse command line arguments
for arg in $(cat /proc/cmdline); do
case $arg in
BOOT_IMAGE=*)
IMAGE_KERNEL="${arg#*=}"
[ "${IMAGE_KERNEL:0:1}" = "/" ] && IMAGE_KERNEL="${IMAGE_KERNEL:1}"
;;
SYSTEM_IMAGE=*)
IMAGE_SYSTEM="${arg#*=}"
[ "${IMAGE_SYSTEM:0:1}" = "/" ] && IMAGE_SYSTEM="${IMAGE_SYSTEM:1}"
;;
boot=*)
boot="${arg#*=}"
case $boot in
ISCSI=*|NBD=*|NFS=*)
UPDATE_DISABLED=yes
FLASH_NETBOOT=yes
;;
/dev/*|LABEL=*|UUID=*)
RUN_FSCK_DISKS="$RUN_FSCK_DISKS $boot"
;;
esac
;;
disk=*)
disk="${arg#*=}"
case $disk in
ISCSI=*|NBD=*|NFS=*)
STORAGE_NETBOOT=yes
;;
/dev/*|LABEL=*|UUID=*)
RUN_FSCK_DISKS="$RUN_FSCK_DISKS $disk"
;;
esac
;;
wol_mac=*)
wol_mac="${arg#*=}"
;;
wol_wait=*)
wol_wait="${arg#*=}"
;;
textmode)
INIT_UNIT="--unit=textmode.target"
;;
installer)
INIT_UNIT="--unit=installer.target"
SYSLINUX_DEFAULT="installer"
;;
debugging)
DEBUG=yes
;;
progress)
PROGRESS=yes
INIT_ARGS="$INIT_ARGS --show-status=1"
;;
nofsck)
RUN_FSCK=no
;;
nosplash)
SPLASH=no
;;
noram)
SYSTEM_TORAM=no
;;
ramlimit=*)
SYSTEM_TORAM_LIMIT="${arg#*=}"
;;
live)
LIVE=yes
SYSLINUX_DEFAULT="live"
;;
portable)
SYSLINUX_DEFAULT="run"
;;
grub_live)
LIVE=yes
GRUB_DEFAULT="Live"
;;
grub_portable)
GRUB_DEFAULT="Run"
;;
overlay)
OVERLAY=yes
;;
setfbres=*)
SWITCH_FRAMEBUFFER="${arg#*=}"
SWITCH_FRAMEBUFFER="${SWITCH_FRAMEBUFFER//,/ }"
;;
break=*)
BREAK="${arg#*=}"
;;
esac
done
if test "$DEBUG" = "yes"; then
exec 3>&1
else
exec 3>/dev/null
fi
SILENT_OUT=3
progress() {
if test "$PROGRESS" = "yes"; then if test "$PROGRESS" = "yes"; then
echo "### $1 ###" >&2 echo "### $1 ###" >&2
fi fi
} }
debug_msg() { debug_msg() {
echo "$1" >&$SILENT_OUT echo "$1" >&$SILENT_OUT
} }
debug_shell() { debug_shell() {
echo "### Starting debugging shell for boot step: $BOOT_STEP... type exit to quit ###" echo "### Starting debugging shell for boot step: $BOOT_STEP... type exit to quit ###"
showcursor showcursor
setsid cttyhack sh setsid cttyhack sh
} }
error() { error() {
# Display fatal error message # Display fatal error message
# $1:action which caused error, $2:message # $1:action which caused error, $2:message
# Send debug_shell output to stderr, in case caller is redirecting/consuming stdout # Send debug_shell output to stderr, in case caller is redirecting/consuming stdout
@ -198,9 +82,9 @@
echo "*** Error in $BOOT_STEP: $1: $2 ***" >&2 echo "*** Error in $BOOT_STEP: $1: $2 ***" >&2
debug_shell >&2 debug_shell >&2
return 1 return 1
} }
break_after() { break_after() {
# Start debug shell after boot step $1, and all subsequent steps # Start debug shell after boot step $1, and all subsequent steps
if [ $BREAK_TRIPPED == yes ]; then if [ $BREAK_TRIPPED == yes ]; then
debug_shell debug_shell
@ -212,12 +96,12 @@
;; ;;
esac esac
fi fi
} }
# Mount handlers # Mount handlers
# All handlers take the following parameters: # All handlers take the following parameters:
# $1:target, $2:mountpoint, $3:mount options, [$4:fs type] # $1:target, $2:mountpoint, $3:mount options, [$4:fs type]
mount_common() { mount_common() {
# Common mount handler, handles block devices and filesystem images # Common mount handler, handles block devices and filesystem images
MOUNT_OPTIONS="-o $3" MOUNT_OPTIONS="-o $3"
[ -n "$4" ] && MOUNT_OPTIONS="-t $4 $MOUNT_OPTIONS" [ -n "$4" ] && MOUNT_OPTIONS="-t $4 $MOUNT_OPTIONS"
@ -232,9 +116,9 @@
done done
[ "$ERR_ENV" -eq "0" ] && return 0 [ "$ERR_ENV" -eq "0" ] && return 0
error "mount_common" "Could not mount $1" error "mount_common" "Could not mount $1"
} }
get_iscsistart_options() { get_iscsistart_options() {
# Convert kernel commandline ISCSI= options to iscsistart options # Convert kernel commandline ISCSI= options to iscsistart options
IFS_SAVE="$IFS" IFS_SAVE="$IFS"
IFS=, IFS=,
@ -274,9 +158,9 @@
done done
IFS="$IFS_SAVE" IFS="$IFS_SAVE"
} }
mount_iscsi() { mount_iscsi() {
# Mount iSCSI target # Mount iSCSI target
ISCSI_DEV="${1##*,}" ISCSI_DEV="${1##*,}"
ISCSI_OPTIONS="${1%,*}" ISCSI_OPTIONS="${1%,*}"
@ -287,34 +171,30 @@
if [ "$ISCSI_OPTIONS" = "auto" ]; then if [ "$ISCSI_OPTIONS" = "auto" ]; then
progress "Network configuration based on iBFT" progress "Network configuration based on iBFT"
/usr/sbin/iscsistart -N >&$SILENT_OUT 2>&1 || \ /usr/sbin/iscsistart -N >&$SILENT_OUT 2>&1 || error "iscsistart" "Unable to configure network"
error "iscsistart" "Unable to configure network"
progress "iSCSI auto connect based on iBFT" progress "iSCSI auto connect based on iBFT"
/usr/sbin/iscsistart -b >&$SILENT_OUT 2>&1 || \ /usr/sbin/iscsistart -b >&$SILENT_OUT 2>&1 || error "iscsistart" "Unable to auto connect"
error "iscsistart" "Unable to auto connect"
else else
/usr/sbin/iscsistart $(get_iscsistart_options "$ISCSI_OPTIONS") >&$SILENT_OUT 2>&1 || \ /usr/sbin/iscsistart $(get_iscsistart_options "$ISCSI_OPTIONS") >&$SILENT_OUT 2>&1 || error "iscsistart" "Unable to connect to ISCSI target"
error "iscsistart" "Unable to connect to ISCSI target"
fi fi
mount_common "$ISCSI_DEV" "$2" "$3" "$4" mount_common "$ISCSI_DEV" "$2" "$3" "$4"
} }
mount_nbd() { mount_nbd() {
# Mount NBD device # Mount NBD device
NBD_SERVER="${1%%:*}" NBD_SERVER="${1%%:*}"
NBD_PORT="${1#*:}" NBD_PORT="${1#*:}"
NBD_DEV="/dev/nbd$NBD_DEVS" NBD_DEV="/dev/nbd$NBD_DEVS"
nbd-client $NBD_SERVER $NBD_PORT $NBD_DEV >&$SILENT_OUT 2>&1 || \ nbd-client $NBD_SERVER $NBD_PORT $NBD_DEV >&$SILENT_OUT 2>&1 || error "nbd-client" "Could not connect to NBD server $1"
error "nbd-client" "Could not connect to NBD server $1"
mount_common "$NBD_DEV" "$2" "$3" "$4" mount_common "$NBD_DEV" "$2" "$3" "$4"
NBD_DEVS=$(( NBD_DEVS + 1 )) NBD_DEVS=$(( NBD_DEVS + 1 ))
} }
mount_nfs() { mount_nfs() {
# Mount NFS export # Mount NFS export
NFS_EXPORT="${1%%,*}" NFS_EXPORT="${1%%,*}"
NFS_OPTIONS="${1#*,}" NFS_OPTIONS="${1#*,}"
@ -322,13 +202,13 @@
[ "$NFS_OPTIONS" = "$1" ] && NFS_OPTIONS= [ "$NFS_OPTIONS" = "$1" ] && NFS_OPTIONS=
mount_common "$NFS_EXPORT" "$2" "$3,nolock,soft,timeo=3,retrans=2,rsize=32768,wsize=32768,$NFS_OPTIONS" "nfs" mount_common "$NFS_EXPORT" "$2" "$3,nolock,soft,timeo=3,retrans=2,rsize=32768,wsize=32768,$NFS_OPTIONS" "nfs"
} }
mount_ubifs() { mount_ubifs() {
mount_common "$1" "$2" "$3" "ubifs" mount_common "$1" "$2" "$3" "ubifs"
} }
mount_part() { mount_part() {
# Mount a local or network filesystem # Mount a local or network filesystem
# $1:[TYPE=]target, $2:mountpoint, $3:mount options, [$4:fs type] # $1:[TYPE=]target, $2:mountpoint, $3:mount options, [$4:fs type]
progress "mount filesystem $1 ..." progress "mount filesystem $1 ..."
@ -362,10 +242,10 @@
MOUNT_TARGET="${MOUNT_TARGET//@UID@/$MACHINE_UID}" MOUNT_TARGET="${MOUNT_TARGET//@UID@/$MACHINE_UID}"
$MOUNT_CMD "$MOUNT_TARGET" "$2" "$3" "$4" $MOUNT_CMD "$MOUNT_TARGET" "$2" "$3" "$4"
} }
# mount the specified SYSTEM file and output arch from /etc/os-release # mount the specified SYSTEM file and output arch from /etc/os-release
get_project_arch() { get_project_arch() {
mount_part "$1" "/sysroot" "ro,loop" || return mount_part "$1" "/sysroot" "ro,loop" || return
if [ -f /sysroot/etc/os-release ]; then if [ -f /sysroot/etc/os-release ]; then
@ -374,13 +254,13 @@
fi fi
umount /sysroot umount /sysroot
} }
# If the project/arch of current matches the upgrade, then it is considered compatible. # If the project/arch of current matches the upgrade, then it is considered compatible.
# Otherwise, mount the upgrade SYSTEM partition and, if canupdate.sh is available, # Otherwise, mount the upgrade SYSTEM partition and, if canupdate.sh is available,
# call the script to determine if the current upgrade file can be applied on to the # call the script to determine if the current upgrade file can be applied on to the
# current system - 0 means it is compatible, non-zero that it is not compatible. # current system - 0 means it is compatible, non-zero that it is not compatible.
is_compatible() { is_compatible() {
local result=1 local result=1
if [ "${2}" = "${3}" ]; then if [ "${2}" = "${3}" ]; then
@ -396,10 +276,10 @@
fi fi
return ${result} return ${result}
} }
# determine if the new SYSTEM file is compatible with the current SYSTEM file # determine if the new SYSTEM file is compatible with the current SYSTEM file
check_is_compatible() { check_is_compatible() {
local update_filename="${1}" local update_filename="${1}"
local old_system="${2}" local old_system="${2}"
local new_system="${3}" local new_system="${3}"
@ -425,9 +305,9 @@
fi fi
return 0 return 0
} }
update_file() { update_file() {
if [ -f "$UPDATE_DIR/$2" -a -f "$3" ]; then if [ -f "$UPDATE_DIR/$2" -a -f "$3" ]; then
mount -o remount,rw /flash mount -o remount,rw /flash
@ -445,9 +325,9 @@
fi fi
sync sync
fi fi
} }
update_partition() { update_partition() {
local result local result
if [ -f "$UPDATE_DIR/$2" -a -b "$3" ]; then if [ -f "$UPDATE_DIR/$2" -a -b "$3" ]; then
@ -456,9 +336,9 @@
StopProgress "done" StopProgress "done"
echo "${result}" echo "${result}"
fi fi
} }
update_bootloader() { update_bootloader() {
local result local result
export BOOT_ROOT="/flash" export BOOT_ROOT="/flash"
@ -475,20 +355,19 @@
fi fi
umount /sysroot umount /sysroot
} }
load_modules() { load_modules() {
progress "Loading kernel modules" progress "Loading kernel modules"
[ ! -f "/etc/modules" ] && return [ ! -f "/etc/modules" ] && return
for module in $(cat /etc/modules); do for module in $(cat /etc/modules); do
progress "Loading kernel module $module" progress "Loading kernel module $module"
insmod "$MODULE_DIR/$module.ko" || \ insmod "$MODULE_DIR/$module.ko" || progress "... Failed to load kernel module $module, skipping"
progress "... Failed to load kernel module $module, skipping"
done done
} }
load_splash() { load_splash() {
local set_default_res=no local set_default_res=no
local vres local vres
@ -498,9 +377,7 @@
# load uvesafb module if needed # load uvesafb module if needed
if [ -f "$MODULE_DIR/uvesafb.ko" -a ! -e /dev/fb0 ]; then if [ -f "$MODULE_DIR/uvesafb.ko" -a ! -e /dev/fb0 ]; then
progress "Loading kernel module uvesafb.ko" progress "Loading kernel module uvesafb.ko"
insmod "$MODULE_DIR/uvesafb.ko" && \ insmod "$MODULE_DIR/uvesafb.ko" && set_default_res=yes || progress "... Failed to load kernel module uvesafb, skipping"
set_default_res=yes || \
progress "... Failed to load kernel module uvesafb, skipping"
fi fi
if [ -e /dev/fb0 ]; then if [ -e /dev/fb0 ]; then
@ -557,9 +434,9 @@
debug_msg "Framebuffer splash image: $SPLASHIMAGE" debug_msg "Framebuffer splash image: $SPLASHIMAGE"
fi fi
fi fi
} }
do_reboot() { do_reboot() {
echo "System reboots now..." echo "System reboots now..."
# syncing filesystem # syncing filesystem
@ -576,9 +453,9 @@
usleep 2000000 usleep 2000000
/usr/bin/busybox reboot /usr/bin/busybox reboot
} }
force_fsck() { force_fsck() {
echo "Filesystem corruption has been detected!" echo "Filesystem corruption has been detected!"
echo "To prevent an automatic repair attempt continuing," echo "To prevent an automatic repair attempt continuing,"
echo "press any key or power off your system within the next 120 seconds" echo "press any key or power off your system within the next 120 seconds"
@ -586,12 +463,12 @@
read -t120 -n1 read -t120 -n1
# The exit status is 0 if input is available # The exit status is 0 if input is available
# The exit status is greater than 128 if the timeout is exceeded # The exit status is greater than 128 if the timeout is exceeded
if [ "$?" -ne "0" -o "$?" -gt "128" ] ; then if [ $? -ne 0 -o $? -gt 128 ]; then
echo "Repairing filesystem..." echo "Repairing filesystem..."
echo "" echo ""
/usr/sbin/fsck -T -M -y $RUN_FSCK_DISKS /usr/sbin/fsck -T -M -y $RUN_FSCK_DISKS
FSCK_RET="$?" FSCK_RET=$?
if [ "$(( $FSCK_RET & 8 ))" = 8 ] ; then if [ $(( $FSCK_RET & 8 )) -eq 8 ]; then
# fubar # fubar
echo "Forced fsck failed. Your system is broken beyond repair" echo "Forced fsck failed. Your system is broken beyond repair"
echo "Please re-install @DISTRONAME@" echo "Please re-install @DISTRONAME@"
@ -608,33 +485,33 @@
sync sync
poweroff poweroff
fi fi
} }
check_disks() { check_disks() {
if [ "$RUN_FSCK" = "yes" -a -n "$RUN_FSCK_DISKS" ]; then if [ "$RUN_FSCK" = "yes" -a -n "$RUN_FSCK_DISKS" ]; then
progress "Checking disk(s): $RUN_FSCK_DISKS" progress "Checking disk(s): $RUN_FSCK_DISKS"
/usr/sbin/fsck -T -M -p -a $RUN_FSCK_DISKS > /dev/null 2>&1 /usr/sbin/fsck -T -M -p -a $RUN_FSCK_DISKS > /dev/null 2>&1
FSCK_RET="$?" FSCK_RET=$?
# FSCK_RET is the bit-wise OR of the exit codes for each filesystem that is checked. # FSCK_RET is the bit-wise OR of the exit codes for each filesystem that is checked.
if [ "$(( $FSCK_RET & 4 ))" = 4 ] ; then if [ $(( $FSCK_RET & 4 )) -eq 4 ]; then
# errors left # errors left
force_fsck force_fsck
elif [ "$(( $FSCK_RET & 2 ))" = 2 ] ; then elif [ $(( $FSCK_RET & 2 )) -eq 2 ]; then
# reboot needed # reboot needed
echo "Filesystem repaired, reboot needed..." echo "Filesystem repaired, reboot needed..."
do_reboot do_reboot
elif [ "$(( $FSCK_RET & 1 ))" = 1 ] ; then elif [ $(( $FSCK_RET & 1 )) -eq 1 ]; then
# filesystem errors corrected # filesystem errors corrected
progress "Filesystem errors corrected , continuing..." progress "Filesystem errors corrected , continuing..."
elif [ "$(( $FSCK_RET & 0 ))" = 0 ] ; then elif [ $(( $FSCK_RET & 0 )) -eq 0 ]; then
# no errors found # no errors found
progress "No filesystem errors found, continuing..." progress "No filesystem errors found, continuing..."
fi fi
fi fi
} }
wakeonlan() { wakeonlan() {
if [ "$STORAGE_NETBOOT" = "yes" ]; then if [ "$STORAGE_NETBOOT" = "yes" ]; then
wol_ip=${disk%:*} wol_ip=${disk%:*}
wol_ip=${wol_ip#*=} wol_ip=${wol_ip#*=}
@ -653,21 +530,21 @@
StartProgress countdown "WOL magic packet sent to $wol_ip, waiting $wol_wait seconds... " $wol_wait "done" StartProgress countdown "WOL magic packet sent to $wol_ip, waiting $wol_wait seconds... " $wol_wait "done"
fi fi
fi fi
} }
mount_flash() { mount_flash() {
progress "Mounting flash" progress "Mounting flash"
wakeonlan wakeonlan
mount_part "$boot" "/flash" "ro,noatime" mount_part "$boot" "/flash" "ro,noatime"
if [ -f /flash/post-flash.sh ] ; then if [ -f /flash/post-flash.sh ]; then
. /flash/post-flash.sh . /flash/post-flash.sh
fi fi
} }
mount_storage() { mount_storage() {
progress "Mounting storage" progress "Mounting storage"
if [ "$LIVE" = "yes" ]; then if [ "$LIVE" = "yes" ]; then
@ -696,7 +573,7 @@
fi fi
fi fi
if [ -f /flash/mount-storage.sh ] ; then if [ -f /flash/mount-storage.sh ]; then
. /flash/mount-storage.sh . /flash/mount-storage.sh
else else
mount_part "$disk" "/storage" "rw,noatime" mount_part "$disk" "/storage" "rw,noatime"
@ -705,10 +582,10 @@
# /storage should always be writable # /storage should always be writable
mount -t tmpfs none /storage mount -t tmpfs none /storage
fi fi
} }
# Make last bootloader label (installer, live, run etc.) as the new default # Make last bootloader label (installer, live, run etc.) as the new default
update_bootmenu() { update_bootmenu() {
local crnt_default local crnt_default
if [ -n "$SYSLINUX_DEFAULT" -a -f /flash/syslinux.cfg ]; then if [ -n "$SYSLINUX_DEFAULT" -a -f /flash/syslinux.cfg ]; then
@ -738,9 +615,9 @@
fi fi
fi fi
fi fi
} }
check_out_of_space() { check_out_of_space() {
if [ "$(df /storage | awk '/[0-9]%/{print $4}')" -eq "0" ]; then if [ "$(df /storage | awk '/[0-9]%/{print $4}')" -eq "0" ]; then
echo "" echo ""
echo "The $1 is corrupt, or there is not enough" echo "The $1 is corrupt, or there is not enough"
@ -756,9 +633,9 @@
echo "" echo ""
return 1 return 1
fi fi
} }
do_cleanup() { do_cleanup() {
StartProgress spinner "Cleaning up... " StartProgress spinner "Cleaning up... "
if [ -d $UPDATE_ROOT/.tmp/mnt ]; then if [ -d $UPDATE_ROOT/.tmp/mnt ]; then
@ -781,9 +658,9 @@
sync sync
StopProgress "done" StopProgress "done"
} }
check_update() { check_update() {
progress "Checking for updates" progress "Checking for updates"
UPDATE_TAR=$(ls -1 "$UPDATE_DIR"/*.tar 2>/dev/null | head -n 1) UPDATE_TAR=$(ls -1 "$UPDATE_DIR"/*.tar 2>/dev/null | head -n 1)
UPDATE_IMG_GZ=$(ls -1 "$UPDATE_DIR"/*.img.gz 2>/dev/null | head -n 1) UPDATE_IMG_GZ=$(ls -1 "$UPDATE_DIR"/*.img.gz 2>/dev/null | head -n 1)
@ -794,7 +671,7 @@
return 0 return 0
fi fi
if [ "$UPDATE_DISABLED" = "yes" ] ; then if [ "$UPDATE_DISABLED" = "yes" ]; then
echo "Updating is not supported on netboot" echo "Updating is not supported on netboot"
do_cleanup do_cleanup
StartProgress countdown "Normal startup in 10s... " 10 "NOW" StartProgress countdown "Normal startup in 10s... " 10 "NOW"
@ -817,7 +694,7 @@
echo "Please do not reboot or turn off your @DISTRONAME@ device!" echo "Please do not reboot or turn off your @DISTRONAME@ device!"
echo "" echo ""
if [ -f "$UPDATE_TAR" ] ; then if [ -f "$UPDATE_TAR" ]; then
TARRESULT="0" TARRESULT="0"
echo "Found new .tar archive" echo "Found new .tar archive"
@ -841,7 +718,7 @@
StartProgress countdown "Normal startup in 30s... " 30 "NOW" StartProgress countdown "Normal startup in 30s... " 30 "NOW"
return 0 return 0
fi fi
elif [ -f "$UPDATE_IMG_GZ" -o -f "$UPDATE_IMG" ] ; then elif [ -f "$UPDATE_IMG_GZ" -o -f "$UPDATE_IMG" ]; then
mkdir -p $UPDATE_DIR/.tmp/mnt &>/dev/null mkdir -p $UPDATE_DIR/.tmp/mnt &>/dev/null
IMG_FILE="$UPDATE_DIR/.tmp/update.img" IMG_FILE="$UPDATE_DIR/.tmp/update.img"
GZRESULT="0" GZRESULT="0"
@ -916,7 +793,7 @@
return 0 return 0
fi fi
if [ ! -f "$UPDATE_DIR/$UPDATE_KERNEL" -o ! -f "$UPDATE_DIR/$UPDATE_SYSTEM" ] ; then if [ ! -f "$UPDATE_DIR/$UPDATE_KERNEL" -o ! -f "$UPDATE_DIR/$UPDATE_SYSTEM" ]; then
echo "Missing (source) ${UPDATE_KERNEL} or ${UPDATE_SYSTEM}!" echo "Missing (source) ${UPDATE_KERNEL} or ${UPDATE_SYSTEM}!"
do_cleanup do_cleanup
StartProgress countdown "Normal startup in 30s... " 30 "NOW" StartProgress countdown "Normal startup in 30s... " 30 "NOW"
@ -925,9 +802,9 @@
# check md5 sums if .nocheck doesn't exist # check md5 sums if .nocheck doesn't exist
if [ ! -f "$UPDATE_ROOT/.nocheck" ]; then if [ ! -f "$UPDATE_ROOT/.nocheck" ]; then
if [ -f "$UPDATE_DIR/${UPDATE_KERNEL}.md5" -a -f "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" ] ; then if [ -f "$UPDATE_DIR/${UPDATE_KERNEL}.md5" -a -f "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" ]; then
# *.md5 size-check # *.md5 size-check
if [ ! -s "$UPDATE_DIR/${UPDATE_KERNEL}.md5" -o ! -s "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" ] ; then if [ ! -s "$UPDATE_DIR/${UPDATE_KERNEL}.md5" -o ! -s "$UPDATE_DIR/${UPDATE_SYSTEM}.md5" ]; then
echo "Zero-sized .md5 file!" echo "Zero-sized .md5 file!"
MD5_FAILED="1" MD5_FAILED="1"
else else
@ -1021,9 +898,9 @@
update_bootloader update_bootloader
do_cleanup do_cleanup
do_reboot do_reboot
} }
prepare_sysroot() { prepare_sysroot() {
progress "Preparing system" progress "Preparing system"
if [ "$SYSTEM_TORAM" = "no" -o "$INSTALLED_MEMORY" -lt "$SYSTEM_TORAM_LIMIT" ]; then if [ "$SYSTEM_TORAM" = "no" -o "$INSTALLED_MEMORY" -lt "$SYSTEM_TORAM_LIMIT" ]; then
@ -1046,20 +923,139 @@
fi fi
[ -f "/sysroot/usr/lib/systemd/systemd" ] || error "final_check" "Could not find systemd!" [ -f "/sysroot/usr/lib/systemd/systemd" ] || error "final_check" "Could not find systemd!"
} }
# If the network is up (due to the use of the "ip" kernel parameter) and a DNS # Do init tasks to bring up system
# server is known, allow the libc resolver to use it
grep '^\(nameserver\|domain\) ' /proc/net/pnp | grep -v '^nameserver 0\.0\.0\.0$' > /etc/resolv.conf
if [ "${boot%%=*}" = "FILE" ]; then # hide kernel log messages on console
echo '1 4 1 7' > /proc/sys/kernel/printk
# set ondemand up_threshold
if [ -e /sys/devices/system/cpu/cpufreq/ondemand/up_threshold ]; then
echo 50 > /sys/devices/system/cpu/cpufreq/ondemand/up_threshold
fi
# run platform_init script if exists
if [ -f "./platform_init" ]; then
./platform_init
fi
# clear screen and hide cursor
clear
hidecursor
# parse command line arguments
for arg in $(cat /proc/cmdline); do
case $arg in
BOOT_IMAGE=*)
IMAGE_KERNEL="${arg#*=}"
[ "${IMAGE_KERNEL:0:1}" = "/" ] && IMAGE_KERNEL="${IMAGE_KERNEL:1}"
;;
SYSTEM_IMAGE=*)
IMAGE_SYSTEM="${arg#*=}"
[ "${IMAGE_SYSTEM:0:1}" = "/" ] && IMAGE_SYSTEM="${IMAGE_SYSTEM:1}"
;;
boot=*)
boot="${arg#*=}"
case $boot in
ISCSI=*|NBD=*|NFS=*)
UPDATE_DISABLED=yes
FLASH_NETBOOT=yes
;;
/dev/*|LABEL=*|UUID=*)
RUN_FSCK_DISKS="$RUN_FSCK_DISKS $boot"
;;
esac
;;
disk=*)
disk="${arg#*=}"
case $disk in
ISCSI=*|NBD=*|NFS=*)
STORAGE_NETBOOT=yes
;;
/dev/*|LABEL=*|UUID=*)
RUN_FSCK_DISKS="$RUN_FSCK_DISKS $disk"
;;
esac
;;
wol_mac=*)
wol_mac="${arg#*=}"
;;
wol_wait=*)
wol_wait="${arg#*=}"
;;
textmode)
INIT_UNIT="--unit=textmode.target"
;;
installer)
INIT_UNIT="--unit=installer.target"
SYSLINUX_DEFAULT="installer"
;;
debugging)
DEBUG=yes
;;
progress)
PROGRESS=yes
INIT_ARGS="$INIT_ARGS --show-status=1"
;;
nofsck)
RUN_FSCK=no
;;
nosplash)
SPLASH=no
;;
noram)
SYSTEM_TORAM=no
;;
ramlimit=*)
SYSTEM_TORAM_LIMIT="${arg#*=}"
;;
live)
LIVE=yes
SYSLINUX_DEFAULT="live"
;;
portable)
SYSLINUX_DEFAULT="run"
;;
grub_live)
LIVE=yes
GRUB_DEFAULT="Live"
;;
grub_portable)
GRUB_DEFAULT="Run"
;;
overlay)
OVERLAY=yes
;;
setfbres=*)
SWITCH_FRAMEBUFFER="${arg#*=}"
SWITCH_FRAMEBUFFER="${SWITCH_FRAMEBUFFER//,/ }"
;;
break=*)
BREAK="${arg#*=}"
;;
esac
done
if test "$DEBUG" = "yes"; then
exec 3>&1
else
exec 3>/dev/null
fi
SILENT_OUT=3
# If the network is up (due to the use of the "ip" kernel parameter) and a DNS
# server is known, allow the libc resolver to use it
grep '^\(nameserver\|domain\) ' /proc/net/pnp | grep -v '^nameserver 0\.0\.0\.0$' > /etc/resolv.conf
if [ "${boot%%=*}" = "FILE" ]; then
error "check arguments" "boot argument can't be FILE type..." error "check arguments" "boot argument can't be FILE type..."
fi fi
debug_msg "Unique identifier for this client: ${MACHINE_UID:-NOT AVAILABLE}" debug_msg "Unique identifier for this client: ${MACHINE_UID:-NOT AVAILABLE}"
# main boot sequence # main boot sequence
for BOOT_STEP in \ for BOOT_STEP in \
load_modules \ load_modules \
check_disks \ check_disks \
mount_flash \ mount_flash \
@ -1070,58 +1066,58 @@
prepare_sysroot; do prepare_sysroot; do
$BOOT_STEP $BOOT_STEP
[ -n "$DEBUG" ] && break_after $BOOT_STEP [ -n "$DEBUG" ] && break_after $BOOT_STEP
done done
BOOT_STEP=final BOOT_STEP=final
# log if booting from usb / removable storage # log if booting from usb / removable storage
STORAGE=$(cat /proc/mounts | grep " /sysroot/storage " | awk '{print $1}' | awk -F '/' '{print $3}') STORAGE=$(cat /proc/mounts | grep " /sysroot/storage " | awk '{print $1}' | awk -F '/' '{print $3}')
FLASH=$(cat /proc/mounts | grep " /sysroot/flash " | awk '{print $1}' | awk -F '/' '{print $3}') FLASH=$(cat /proc/mounts | grep " /sysroot/flash " | awk '{print $1}' | awk -F '/' '{print $3}')
for i in $STORAGE $FLASH ; do for i in $STORAGE $FLASH ; do
if [ -n "$i" ] ; then if [ -n "$i" ]; then
removable="/sys/class/block/*/$i/../removable" removable="/sys/class/block/*/$i/../removable"
if [ -e $removable ] ; then if [ -e $removable ]; then
if [ "$(cat $removable 2>/dev/null)" = "1" ] ; then if [ "$(cat $removable 2>/dev/null)" = "1" ]; then
echo "### BIG FAT WARNING" > /dev/kmsg echo "### BIG FAT WARNING" > /dev/kmsg
echo "### $i is removable. suspend/resume may not work" > /dev/kmsg echo "### $i is removable. suspend/resume may not work" > /dev/kmsg
fi fi
fi fi
fi fi
done done
# move some special filesystems # move some special filesystems
/usr/bin/busybox mount --move /dev /sysroot/dev /usr/bin/busybox mount --move /dev /sysroot/dev
/usr/bin/busybox mount --move /proc /sysroot/proc /usr/bin/busybox mount --move /proc /sysroot/proc
/usr/bin/busybox mount --move /sys /sysroot/sys /usr/bin/busybox mount --move /sys /sysroot/sys
/usr/bin/busybox rm -fr /tmp /usr/bin/busybox rm -fr /tmp
# tell OE settings addon to disable updates # tell OE settings addon to disable updates
if [ "$UPDATE_DISABLED" = "yes" ] ; then if [ "$UPDATE_DISABLED" = "yes" ]; then
echo "" > /sysroot/dev/.update_disabled echo "" > /sysroot/dev/.update_disabled
fi fi
if [ "$FLASH_NETBOOT" = "yes" ] ; then if [ "$FLASH_NETBOOT" = "yes" ]; then
echo "" > /sysroot/dev/.flash_netboot echo "" > /sysroot/dev/.flash_netboot
fi fi
# swap can not be used over nfs.(see scripts/mount-swap) # swap can not be used over nfs.(see scripts/mount-swap)
if [ "$STORAGE_NETBOOT" = "yes" ] ; then if [ "$STORAGE_NETBOOT" = "yes" ]; then
echo "" > /sysroot/dev/.storage_netboot echo "" > /sysroot/dev/.storage_netboot
fi fi
if [ -f /sysroot/storage/.please_resize_me ] ; then if [ -f /sysroot/storage/.please_resize_me ]; then
INIT_UNIT="--unit=fs-resize.target" INIT_UNIT="--unit=fs-resize.target"
fi fi
BACKUP_FILE=$(ls -1 /sysroot/storage/.restore/??????????????.tar 2>/dev/null | head -n 1) BACKUP_FILE=$(ls -1 /sysroot/storage/.restore/??????????????.tar 2>/dev/null | head -n 1)
if [ -f "$BACKUP_FILE" ] ; then if [ -f "$BACKUP_FILE" ]; then
INIT_UNIT="--unit=backup-restore.target" INIT_UNIT="--unit=backup-restore.target"
fi fi
if [ -f /sysroot/storage/.cache/reset_oe -o -f /sysroot/storage/.cache/reset_xbmc ] ; then if [ -f /sysroot/storage/.cache/reset_oe -o -f /sysroot/storage/.cache/reset_xbmc ]; then
INIT_UNIT="--unit=factory-reset.target" INIT_UNIT="--unit=factory-reset.target"
fi fi
# switch to new sysroot and start real init # switch to new sysroot and start real init
exec /usr/bin/busybox switch_root /sysroot /usr/lib/systemd/systemd $INIT_ARGS $INIT_UNIT exec /usr/bin/busybox switch_root /sysroot /usr/lib/systemd/systemd $INIT_ARGS $INIT_UNIT
error "switch_root" "Error in initramfs. Could not switch to new root" error "switch_root" "Error in initramfs. Could not switch to new root"