slitaz-boot-scripts annotate etc/init.d/rcS @ rev 309

/etc/init.d/rcS: typo
author Pascal Bellard <pascal.bellard@slitaz.org>
date Sat Jun 02 14:12:23 2012 +0200 (2012-06-02)
parents 6ea85ee8bde8
children 14dc38448adf
rev   line source
pankso@5 1 #!/bin/sh
pankso@302 2 #
pankso@302 3 # /etc/init.d/rcS : Initial boot script for SliTaz GNU/Linux
pankso@302 4 # Configuration file : /etc/rcS.conf
pankso@5 5 #
pankso@153 6 # rcS is the main initialization script used to check fs, mount, clean,
pankso@153 7 # run scripts and start daemons.
pankso@5 8 #
pankso@5 9 . /etc/init.d/rc.functions
pankso@5 10 . /etc/rcS.conf
pankso@5 11
pankso@302 12 # Set PATH, TZ and boot time.
pankso@302 13 export PATH=/bin:/sbin:/usr/bin:/usr/sbin
pankso@262 14 [ -s /etc/TZ ] && export TZ="$(cat /etc/TZ)"
pankso@302 15 [ -n "$bootdate" ] || bootdate=$(date +%s)
pankso@187 16
pascal@276 17 case "$1" in
pascal@276 18
pascal@276 19 readonly)
pankso@246 20
pankso@305 21 colorize 34 "Processing: /etc/init.d/rcS..."
pankso@171 22
pankso@306 23 # Mount /proc
pankso@305 24 echo -n "Mounting proc filesystem on /proc"
pankso@302 25 mount proc && status
pankso@302 26
pankso@306 27 # Mount /run as tmpfs runtime data are not written to disk
pankso@302 28 echo -n "Mounting tmpfs filesystem on: /run"
pankso@302 29 mount -t tmpfs tmpfs /run
pankso@171 30 status
pankso@171 31
slaxemulator@247 32 # Trigger Udev and handle hotplug events
pankso@305 33 if [ "$UDEV" == "yes" ]; then
pankso@305 34 echo -n "Mounting devtmpfs filesystem on: /dev"
pankso@302 35 mount -t devtmpfs devtmpfs /dev
pankso@302 36 status
pankso@269 37 echo "Starting udev daemon..."
pankso@302 38 udevd --daemon 2>/dev/null
pankso@269 39 echo "Udevadm requesting events from the Kernel..."
slaxemulator@260 40 udevadm trigger
pankso@269 41 echo "Udevadm waiting for the event queue to finish..."
pankso@302 42 udevadm settle --timeout=120
pankso@302 43 # Disable hotplug helper since udevd listen to netlink
pankso@302 44 echo "" > /proc/sys/kernel/hotplug
slaxemulator@247 45 fi
slaxemulator@247 46
pankso@306 47 # Busybox mdev is an udev alternative
pankso@305 48 if [ "$UDEV" == "mdev" ]; then
pankso@305 49 echo -n "Executing mdev -s to populate /dev..."
pankso@305 50 mdev -s && echo "mdev" > /proc/sys/kernel/hotplug
pankso@305 51 status
pankso@305 52 fi
pankso@305 53
pankso@305 54 # Before mounting filesystems we check fs specified in the file
pankso@305 55 # /etc/rcS.conf and variable $CHECK_FS. WE need udev started to
pankso@305 56 # have /dev/* populated
pankso@305 57 if [ "$CHECK_FS" ]; then
pankso@305 58 mount -o remount,ro /
pankso@305 59 for i in $CHECK_FS; do
pankso@305 60 colorize 36 "Checking filesystem: $i"
pankso@305 61 e2fsck -p $i
pankso@305 62 done
pankso@305 63 fi
pankso@305 64
pankso@305 65 # Remount rootfs rw.
pankso@305 66 echo "Remounting rootfs read/write..."
pankso@305 67 mount -o remount,rw /
pankso@305 68
MikeDSmith25@107 69 # Mount filesystems in /etc/fstab.
pankso@171 70 echo "Mounting filesystems in fstab..."
pankso@302 71 mount -a
pankso@305 72 ;;
pankso@305 73
pankso@305 74 readwrite)
pankso@302 75
pankso@302 76 # Be quiet
pankso@302 77 echo "0 0 0 0" > /proc/sys/kernel/printk
pankso@5 78
pankso@157 79 # Store boot messages to log files.
pankso@302 80 dmesg > /var/log/dmesg.log &
pascal@276 81
pascal@276 82 # Parse cmdline args for earlier boot options. All other boot options
pascal@276 83 # are in /etc/init./bootopts.sh.
pascal@276 84 echo -n "Searching for early boot options..."
pankso@302 85 for opt in $(cat /proc/cmdline)
pascal@276 86 do
pascal@276 87 case $opt in
pascal@276 88 modprobe=*)
pascal@276 89 export MODPROBE="yes" ;;
pascal@276 90 config=*)
pascal@276 91 export CONFIG=${opt#config=} ;;
pascal@276 92 *)
pascal@276 93 continue ;;
pascal@276 94 esac
pascal@276 95 done
pascal@276 96 status
pascal@41 97
pankso@304 98 # Clean up the system and set up tmp dirs. Since we mount /run as tmpfs
pankso@304 99 # and have a symlink for /var/run we should have empty directories. But,
pankso@304 100 # some packages may overwrite the link, so make sure we have it.
pankso@157 101 if [ "$CLEAN_UP_SYSTEM" = "yes" ]; then
pankso@171 102 echo -n "Cleaning up the system..."
pankso@304 103 rm -rf /tmp /var/run && ln -s /run /var/run
pankso@304 104 mkdir -p /tmp/.X11-unix /tmp/.ICE-unix /run/dbus
pankso@302 105 chmod -R 1777 /tmp
pankso@157 106 status
pankso@157 107 else
pankso@302 108 echo "System clean up is disabled in: /etc/rcS.conf"
pankso@262 109 fi
pankso@262 110
gokhlayeh@241 111 # Handle kernel cmdline parameter modprobe=<module_list>
pankso@302 112 if [ "$MODPROBE" ]; then
pankso@306 113 mods=$(sed -e 's/.* modprobe=\([^ ]*\).*/\1/' -e 's/,/\n/g' < /proc/cmdline)
pankso@306 114 for i in $mods; do
pankso@302 115 echo -n "Loading kernel module: $i"
pankso@302 116 modprobe $i
gokhlayeh@241 117 status
pankso@15 118 done
pankso@15 119 fi
pankso@15 120
gokhlayeh@241 121 # Handle kernel cmdline parameter config=<device>,<path> to source a
pankso@5 122 # disk init script
pankso@158 123 if [ -n "$CONFIG" ]; then
pankso@5 124 DEVICE=${CONFIG%,*}
pankso@5 125 SCRIPT=${CONFIG#*,}
pascal@110 126 echo "Probing $DEVICE... "
pankso@302 127 if ! mount -r $DEVICE /mnt; then
pascal@179 128 if echo $DEVICE | grep -Eq "/dev/sd|UUID=|LABEL="; then
pankso@302 129 USBDELAY=$(cat /sys/module/usb_storage/parameters/delay_use)
pascal@110 130 USBDELAY=$((1+$USBDELAY))
pascal@110 131 echo "$DEVICE is potentially a USB device: sleep for $USBDELAY seconds"
pascal@110 132 sleep $USBDELAY
pascal@110 133 fi
pankso@302 134 if ! mount -r $DEVICE /mnt; then
pascal@110 135 CONFIG=""
pascal@110 136 fi
pascal@110 137 fi
pankso@171 138 echo -n "Source $SCRIPT from $DEVICE..."
pascal@110 139 if [ -n "$CONFIG" ]; then
pankso@5 140 . /mnt/$SCRIPT
pankso@302 141 umount /mnt 2> /dev/null || true
pankso@5 142 fi
gokhlayeh@241 143 status
pankso@5 144 fi
pankso@5 145
pankso@302 146 # Mount /proc/bus/usb
pascal@124 147 if [ -d /proc/bus/usb ]; then
pankso@306 148 echo -n "Mounting usbfs filesystem on: /proc/bus/usb"
pankso@302 149 mount -t usbfs usbfs /proc/bus/usb
pascal@124 150 status
pascal@124 151 fi
pascal@124 152
pankso@302 153 # Start syslogd and klogd
pankso@302 154 echo -n "Starting system log deamon: syslogd..."
pankso@302 155 syslogd -s $SYSLOGD_ROTATED_SIZE && status
pankso@302 156 echo -n "Starting kernel log daemon: klogd..."
pankso@302 157 klogd && status
pankso@262 158
pankso@302 159 # Load all modules listed in config file
pankso@302 160 if [ "$LOAD_MODULES" ]; then
pankso@302 161 colorize 33 "Loading Kernel modules..."
pankso@302 162 for mod in $LOAD_MODULES; do
pankso@302 163 echo -n "Loading module: $mod"
pankso@5 164 modprobe $mod
pankso@302 165 status
pankso@5 166 done
pankso@5 167 fi
pankso@5 168
pankso@153 169 # Detect PCI and USB devices with Tazhw from slitaz-tools. We load
paul@181 170 # kernel modules only at first boot or in LiveCD mode.
pankso@153 171 if [ ! -s /var/lib/detected-modules ]; then
pankso@302 172 tazhw init
pankso@153 173 fi
pankso@153 174
pankso@302 175 # Call udevadm trigger to ensure /dev is fully populate now that all
pankso@262 176 # modules are loaded.
slaxemulator@260 177 if [ "$UDEV" = "yes" ]; then
pankso@302 178 echo -n "Triggering udev events: --action=add"
pankso@302 179 udevadm trigger --action=add
slaxemulator@260 180 status
slaxemulator@260 181 fi
slaxemulator@260 182
pankso@302 183 # Start all scripts specified with $RUN_SCRIPTS
pankso@302 184 for script in $RUN_SCRIPTS; do
pankso@302 185 echo $(colorize 34 "Processing: /etc/init.d/$script")
pankso@302 186 /etc/init.d/$script
pankso@5 187 done
pankso@5 188
pankso@302 189 # Start all daemons specified with $RUN_DAEMONS
pankso@302 190 if [ "$RUN_DAEMONS" ]; then
pankso@302 191 colorize 33 "Starting all daemons..."
pankso@302 192 for daemon in $RUN_DAEMONS; do
pankso@32 193 /etc/init.d/$daemon start
pankso@302 194 done
pankso@5 195 fi
pankso@5 196
pankso@302 197 # Back to a verbose mode
pankso@302 198 (sleep 6 && echo "7 4 1 7" > /proc/sys/kernel/printk) &
pankso@302 199
pankso@302 200 if [ "$MESSAGE" ]; then
pankso@302 201 newline
pankso@302 202 colorize 32 "$MESSAGE"
pankso@302 203 fi
pankso@302 204
pankso@302 205 # Display and log boot time
pankso@187 206 time=$((`date +%s` - $bootdate))
pankso@187 207 echo $time > /var/log/boot-time
pankso@187 208 echo "SliTaz boot time: ${time}s"
pascal@276 209 ;;
pankso@187 210
pascal@276 211 *)
pankso@305 212 # --> readonly --> readwrite
pankso@306 213 if [ ! -s /tmp/boot.log ]; then
pankso@306 214 mount -t tmpfs tmpfs /tmp
pankso@306 215 fi
pascal@308 216 /etc/init.d/rcS readonly 2>&1 | tee -a /tmp/boot.log
pascal@309 217 # Logrotate boot.log
pankso@305 218 last=.9
pankso@305 219 for i in .8 .7 .6 .5 .4 .3 .2 .1 .0 '' ; do
pankso@306 220 mv -f /var/log/boot.log${i} /var/log/boot.log${last} 2>/dev/null
pankso@305 221 last=$i
pankso@305 222 done
pankso@306 223 mv -f /tmp/boot.log /var/log/boot.log
pankso@306 224 umount /tmp
pascal@308 225 /etc/init.d/rcS readwrite 2>&1 | tee -a /var/log/boot.log ;;
pascal@276 226 esac