slitaz-boot-scripts annotate etc/init.d/rcS @ rev 187

rcS: log execution time for slitaz boot scripts
author Christophe Lincoln <pankso@slitaz.org>
date Tue Dec 22 12:10:13 2009 +0100 (2009-12-22)
parents c9e9d25f04a3
children 29d705b21621
rev   line source
pankso@5 1 #!/bin/sh
pankso@153 2 # /etc/init.d/rcS - Initial boot script for SliTaz GNU/Linux.
pankso@153 3 # Config file is : /etc/rcS.conf
pankso@5 4 #
pankso@153 5 # rcS is the main initialization script used to check fs, mount, clean,
pankso@153 6 # run scripts and start daemons.
pankso@5 7 #
pankso@5 8 . /etc/init.d/rc.functions
pankso@5 9 . /etc/rcS.conf
pankso@5 10
pankso@187 11 # Boot time.
pankso@187 12 bootdate=`date +%s`
pankso@187 13
pankso@171 14 if [ "$1" != "logged" ]; then # logged
pankso@171 15
pankso@171 16 echo "Processing /etc/init.d/rcS..."
pankso@171 17
pankso@171 18 # Mount /proc.
pankso@171 19 echo -n "Mounting proc filesystem..."
pankso@171 20 /bin/mount proc
pankso@171 21 status
pankso@171 22
pankso@158 23 # Parse cmdline args for earlier boot options. All other boot options
pankso@158 24 # are in /etc/init./bootopts.sh.
pankso@171 25 echo -n "Searching for early boot options..."
pankso@161 26 for opt in `cat /proc/cmdline`
pankso@158 27 do
pankso@158 28 case $opt in
pankso@159 29 fastbootx|fbx)
pankso@158 30 FAST_BOOT_X="yes" ;;
pankso@159 31 cdrom=*)
pankso@158 32 CDROM=${opt#cdrom=} ;;
pankso@159 33 modprobe=*)
pankso@158 34 MODPROBE="yes" ;;
pankso@159 35 config=*)
pankso@158 36 CONFIG=${opt#config=} ;;
pankso@158 37 *)
pankso@158 38 continue ;;
pankso@158 39 esac
pankso@158 40 done
pankso@143 41 status
pankso@5 42
pankso@153 43 # Start Udev to populate /dev and handle hotplug events
pankso@153 44 if [ "$UDEV" = "yes" ]; then
pankso@153 45 echo -n "Starting udev daemon..."
pankso@153 46 /sbin/udevd --daemon
pankso@153 47 status
pankso@153 48 echo -n "Udevadm requesting events from the Kernel..."
pankso@153 49 udevadm trigger
pankso@153 50 status
pankso@153 51 echo -n "Udevadm waiting for the event queue to finish..."
pankso@153 52 udevadm settle
pankso@153 53 status
pankso@153 54 echo "/sbin/udevd" > /proc/sys/kernel/hotplug
pankso@153 55 fi
pankso@153 56
pankso@5 57 # Before mounting filesystems we check fs specified in the file
pankso@5 58 # /etc/rcS.conf and variable $CHECK_FS.
pankso@153 59 if [ -n "$CHECK_FS" ]; then
pankso@5 60 mount -o remount,ro /
pankso@5 61 for i in $CHECK_FS
pankso@5 62 do
pankso@5 63 echo "Checking filesystem on : $i"
pankso@5 64 /sbin/e2fsck -p $i
pankso@5 65 done
pankso@5 66 fi
pankso@5 67
pankso@5 68 # Remount rootfs rw.
pankso@171 69 echo "Remounting rootfs read/write..."
pankso@5 70 /bin/mount -o remount,rw /
pankso@5 71
MikeDSmith25@107 72 # Mount filesystems in /etc/fstab.
pankso@171 73 echo "Mounting filesystems in fstab..."
pankso@5 74 /bin/mount -a
pankso@5 75
pankso@157 76 # Store boot messages to log files.
pankso@157 77 /bin/dmesg > /var/log/dmesg.log &
pascal@122 78 vcsa2txt < /dev/vcsa1 | awk 'BEGIN {s=0} /^Processing|^.witching/ {s=1} { if (s) print }' >/var/log/boot.log
pascal@47 79 script -a -q -c '/etc/init.d/rcS logged' /var/log/boot.log
pascal@41 80
pankso@153 81 else # logged
pascal@41 82
pankso@157 83 # Clean up the system.
pankso@157 84 if [ "$CLEAN_UP_SYSTEM" = "yes" ]; then
pankso@171 85 echo -n "Cleaning up the system..."
pascal@176 86 find /var/run -name "*.pid" -type f | xargs /bin/rm -f
pascal@176 87 /bin/rm -rf /tmp /var/run/dbus/* /var/run/hald/pid /var/lock/*
pankso@157 88 /bin/mkdir -p /tmp && /bin/chmod 1777 /tmp
pankso@157 89 status
pankso@157 90 else
pankso@171 91 echo "System clean up is disabled in /etc/rcS.conf..."
pankso@171 92 echo -n "Keeping all tmp and pid files..."
pankso@157 93 status
pankso@157 94 fi
pankso@157 95
pankso@157 96 # Set up tmp X11 and ICE dir.
pankso@171 97 echo -n "Setting up tmp X11 and ICE unix dir..."
pankso@157 98 /bin/mkdir -p /tmp/.X11-unix /tmp/.ICE-unix
pankso@157 99 /bin/chmod 1777 /tmp/.X11-unix /tmp/.ICE-unix
pankso@157 100 status
pankso@157 101
pankso@157 102 # Fast boot into X for HD install or custom Live system. We need
paul@181 103 # keymap settings since Xvesa dumps the console mapping and a correct
pankso@157 104 # slim configuration for screen resolution. DBUS and HAL must also start
paul@181 105 # before X session (manual login or autologin) to have devices in PCmanFM.
pankso@158 106 if [ "$FAST_BOOT_X" = "yes" ]; then
pankso@157 107 /etc/init.d/i18n.sh
pankso@157 108 /etc/init.d/dbus start
pankso@157 109 /etc/init.d/hald start
pankso@157 110 /etc/init.d/slim start &
pankso@157 111 fi
pankso@157 112
MikeDSmith25@107 113 # Create /dev/cdrom if needed (symlink does not exist on LiveCD).
MikeDSmith25@107 114 # Also add /dev/cdrom to fstab if entry does not exist.
pankso@158 115 if [ -n "$CDROM" ]; then
pankso@158 116 DRIVE_NAME=${CDROM#/dev/}
pankso@157 117 else
pankso@157 118 DRIVE_NAME=`cat /proc/sys/dev/cdrom/info | grep "drive name" | cut -f 3`
pascal@91 119 fi
pascal@45 120 if [ -n "$DRIVE_NAME" -a ! "`readlink /dev/cdrom`" ]; then
pankso@19 121 echo -n "Creating symlink : /dev/cdrom..."
pankso@19 122 ln -s /dev/$DRIVE_NAME /dev/cdrom
pankso@66 123 ln -s /dev/$DRIVE_NAME /dev/dvd
pankso@19 124 status
pankso@19 125 fi
pankso@19 126 if ! grep -q "/dev/cdrom" /etc/fstab; then
pankso@19 127 echo -n "Adding /dev/cdrom to fstab..."
pascal@63 128 echo '/dev/cdrom /media/cdrom iso9660 user,ro,noauto 0 0' \
pankso@19 129 >> /etc/fstab
pankso@19 130 status
pankso@19 131 fi
pankso@49 132 # Chmod hack on each boot for Asunder and burnbox. Allowing all users
pankso@49 133 # to burn/rip CD/DVD.
pankso@49 134 if [ -n "$DRIVE_NAME" -a "`readlink /dev/cdrom`" ]; then
pankso@49 135 echo -n "Chmoding cdrom device..."
pankso@49 136 chmod 0666 /dev/cdrom
pankso@66 137 chmod 0666 /dev/dvd
pankso@49 138 chmod 0666 /dev/$DRIVE_NAME
pankso@49 139 status
pankso@49 140 fi
pankso@19 141
pankso@15 142 # Handle kernel cmdline parameter modprobe=<module_list>
pankso@158 143 if [ -n "$MODPROBE" ]; then
pankso@15 144 MODULES=`sed -e 's/.* modprobe=\([^ ]*\).*/\1/' -e 's/,/\n/g' < /proc/cmdline`
pankso@15 145 for i in $MODULES; do
pankso@15 146 echo -n "Loading kernel module $i"
pankso@15 147 /sbin/modprobe $i
pankso@15 148 status
pankso@15 149 done
pankso@15 150 fi
pankso@15 151
pankso@5 152 # Handle kernel cmdline parameter config=<device>,<path> to source a
pankso@5 153 # disk init script
pankso@158 154 if [ -n "$CONFIG" ]; then
pankso@5 155 DEVICE=${CONFIG%,*}
pankso@5 156 SCRIPT=${CONFIG#*,}
pascal@110 157 echo "Probing $DEVICE... "
pascal@110 158 if ! /bin/mount -r $DEVICE /mnt; then
pascal@179 159 if echo $DEVICE | grep -Eq "/dev/sd|UUID=|LABEL="; then
pascal@110 160 USBDELAY=`cat /sys/module/usb_storage/parameters/delay_use`
pascal@110 161 USBDELAY=$((1+$USBDELAY))
pascal@110 162 echo "$DEVICE is potentially a USB device: sleep for $USBDELAY seconds"
pascal@110 163 sleep $USBDELAY
pascal@110 164 fi
pascal@110 165 if ! /bin/mount -r $DEVICE /mnt; then
pascal@110 166 CONFIG=""
pascal@110 167 fi
pascal@110 168 fi
pankso@171 169 echo -n "Source $SCRIPT from $DEVICE..."
pascal@110 170 if [ -n "$CONFIG" ]; then
pankso@5 171 . /mnt/$SCRIPT
pascal@177 172 /bin/umount /mnt 2> /dev/null || true
pankso@5 173 fi
pankso@5 174 status
pankso@5 175 fi
pankso@5 176
pascal@124 177 # Mount /proc/bus/usb.
pascal@124 178 if [ -d /proc/bus/usb ]; then
pankso@171 179 echo -n "Mounting /proc/bus/usb filesystem..."
pascal@124 180 /bin/mount -t usbfs usbfs /proc/bus/usb
pascal@124 181 status
pascal@124 182 fi
pascal@124 183
pankso@5 184 # Start syslogd and klogd.
pankso@5 185 if [ "$KERNEL_LOG_DAEMONS" = "yes" ]; then
pankso@171 186 echo -n "Starting system log deamon: syslogd..."
pankso@5 187 /sbin/syslogd -s $SYSLOGD_ROTATED_SIZE && status
pankso@171 188 echo -n "Starting kernel log daemon: klogd..."
pankso@5 189 /sbin/klogd && status
pankso@5 190 else
pankso@171 191 echo "Kernel log daemons are disabled in /etc/rc.conf..."
pankso@5 192 fi
pankso@5 193
pankso@5 194 # Load all modules listed in config file.
pankso@153 195 if [ -n "$LOAD_MODULES" ]; then
pankso@5 196 for mod in $LOAD_MODULES
pankso@5 197 do
pankso@5 198 modprobe $mod
pankso@5 199 done
pankso@5 200 fi
pankso@5 201
paul@181 202 # Be quiet on configuration to avoid messages overwriting ncurses dialog
pankso@143 203 echo "0 0 0 0" > /proc/sys/kernel/printk
pankso@143 204
pankso@153 205 # Detect PCI and USB devices with Tazhw from slitaz-tools. We load
paul@181 206 # kernel modules only at first boot or in LiveCD mode.
pankso@153 207 if [ ! -s /var/lib/detected-modules ]; then
pankso@153 208 /sbin/tazhw init
pankso@153 209 fi
pankso@153 210
pankso@186 211 # Call udevadm trigger to ensure /dev is fully populate now that all
pankso@186 212 # modules are loaded.
pankso@186 213 if [ "$UDEV" = "yes" ]; then
pankso@186 214 echo -n "Requesting events from the Kernel..."
pankso@186 215 udevadm trigger
pankso@186 216 status
pankso@186 217 fi
pankso@186 218
pankso@5 219 # Start all scripts specified with $RUN_SCRIPTS.
MikeDSmith25@107 220 echo "Executing all initialization scripts..."
pankso@5 221 for script in $RUN_SCRIPTS
pankso@5 222 do
pankso@55 223 if [ -x /etc/init.d/$script ]; then
pankso@32 224 /etc/init.d/$script
pankso@32 225 fi
pankso@5 226 done
pankso@5 227
MikeDSmith25@107 228 # Re-source main config file. In Live mode, daemons list can be modified
pankso@153 229 # by boot options (screen=text will remove slim).
pankso@32 230 . /etc/rcS.conf
pankso@32 231
pankso@5 232 # Start all daemons specified with $RUN_DAEMONS.
pankso@5 233 echo "Starting all daemons specified in /etc/rcS.conf..."
pankso@5 234 for daemon in $RUN_DAEMONS
pankso@5 235 do
pankso@32 236 if [ -x /etc/init.d/$daemon ]; then
pankso@32 237 /etc/init.d/$daemon start
pankso@32 238 fi
pankso@5 239 done
pankso@5 240
pankso@143 241 # Back to a verbose mode.
pankso@143 242 echo "7 4 1 7" > /proc/sys/kernel/printk
pankso@143 243
pankso@5 244 # Reset screen and display a bold message.
pankso@5 245 if [ -n "$MESSAGE" ]; then
pankso@5 246 /usr/bin/reset
pankso@5 247 echo -e "\033[1m$MESSAGE\033[0m"
pankso@5 248 fi
pankso@5 249
pankso@187 250 # Display and log boot time.
pankso@187 251 time=$((`date +%s` - $bootdate))
pankso@187 252 echo $time > /var/log/boot-time
pankso@187 253 echo "SliTaz boot time: ${time}s"
pankso@187 254
pankso@157 255 fi # logged