slitaz-boot-scripts annotate etc/init.d/bootopts.sh @ rev 283

bootopts.sh: speed up using fgrep in some case
author Christophe Lincoln <pankso@slitaz.org>
date Sat Mar 03 18:36:31 2012 +0100 (2012-03-03)
parents 95e0902446ce
children 244e4aba431e
rev   line source
pankso@6 1 #!/bin/sh
pankso@6 2 # /etc/init.d/bootopts.sh - SliTaz boot options from the cmdline.
pankso@6 3 #
pankso@160 4 # Earlier boot options are in rcS, ex: config= and modprobe=
pankso@153 5 #
pankso@6 6 . /etc/init.d/rc.functions
pankso@6 7
gokhlayeh@241 8 # Update fstab for swapon/swapoff
pascal@132 9 add_swap_in_fstab()
pascal@132 10 {
pankso@153 11 grep -q "$1 " /etc/fstab || cat >> /etc/fstab <<EOT
pascal@132 12 $1 swap swap default 0 0
pascal@132 13 EOT
pascal@132 14 }
pascal@132 15
pankso@262 16 # Default user account without password (uid=1000). In live mode the option
pankso@262 17 # user=name can be used, but user must be added before home= to have home dir.
pankso@262 18 # This option is not handled by a loop and case like others and has no
pankso@262 19 # effect on an installed system.
pankso@262 20 if ! grep -q "100[0-9]:100[0-9]" /etc/passwd; then
pankso@283 21 if fgrep -q "user=" /proc/cmdline; then
pankso@262 22 USER=`cat /proc/cmdline | sed 's/.*user=\([^ ]*\).*/\1/'`
pankso@262 23 # Avoid usage of an existing system user or root.
pankso@262 24 if grep -q ^$USER /etc/passwd; then
pankso@262 25 USER=tux
pankso@262 26 fi
pankso@262 27 else
pankso@262 28 USER=tux
pankso@262 29 fi
pankso@262 30 echo -n "Configuring user and group: $USER..."
pankso@262 31 adduser -D -s /bin/sh -g "SliTaz User" -G users -h /home/$USER $USER
pankso@262 32 passwd -d $USER >/dev/null
pankso@262 33 status
pankso@262 34 # Audio and cdrom group.
pankso@262 35 addgroup $USER audio
pankso@262 36 addgroup $USER cdrom
pankso@262 37 addgroup $USER video
pankso@262 38 addgroup $USER tty
pankso@262 39 # Slim default user.
pankso@262 40 if [ -f /etc/slim.conf ]; then
pankso@262 41 sed -i s/"default_user .*"/"default_user $USER"/\
pankso@262 42 /etc/slim.conf
pankso@262 43 fi
pankso@262 44 fi
pankso@262 45
pankso@160 46 # Parse /proc/cmdline for boot options.
pankso@160 47 echo "Parsing kernel cmdline for SliTaz live options... "
pankso@162 48
pankso@160 49 for opt in `cat /proc/cmdline`
pankso@160 50 do
pankso@160 51 case $opt in
pankso@160 52 eject)
pankso@160 53 # Eject cdrom.
pankso@160 54 eject /dev/cdrom ;;
pankso@262 55 autologin)
pankso@262 56 # Autologin option to skip first graphic login prompt.
pankso@262 57 echo "auto_login yes" >> /etc/slim.conf ;;
pankso@262 58 lang=*)
pankso@262 59 # Check for a specified locale (lang=*).
pankso@262 60 LANG=${opt#lang=}
pankso@262 61 echo -n "Setting system locale to: $LANG... "
pascal@271 62 tazlocale init $LANG
pankso@262 63 status ;;
pankso@262 64 kmap=*)
pankso@262 65 # Check for a specified keymap (kmap=*).
pankso@262 66 KEYMAP=${opt#kmap=}
pankso@262 67 echo -n "Setting system keymap to: $KEYMAP..."
pankso@262 68 echo "$KEYMAP" > /etc/keymap.conf
pankso@262 69 status ;;
pankso@262 70 home=*)
pankso@262 71 # Check for a specified home partition (home=*) and check for
pankso@262 72 # user home dir. Note: home=usb is a shorter and easier way to
pankso@262 73 # have home=/dev/sda1.
pankso@262 74 DEVICE=${opt#home=}
pankso@262 75 [ "$DEVICE" = "usb" ] && DEVICE=sda1
pankso@262 76 echo "Home has been specified to $DEVICE..."
pankso@283 77 DEVID=`/sbin/blkid | sed 'p;s/"//g' | fgrep "$DEVICE" | sed 's/:.*//;q'`
pankso@262 78 if [ -z "$DEVID" ]; then
pankso@262 79 USBDELAY=`cat /sys/module/usb_storage/parameters/delay_use`
pankso@262 80 USBDELAY=$((2+$USBDELAY))
pankso@262 81 echo "Sleeping $USBDELAY s to let the kernel detect the device... "
pankso@262 82 sleep $USBDELAY
pankso@262 83 fi
pankso@262 84 USER=`cat /etc/passwd | sed '/:1000:/!d;s/:.*//;q'`
pankso@262 85 DEVID=$DEVICE
pankso@262 86 if [ -x /sbin/blkid ]; then
pankso@262 87 # Can be a label, uuid, type or devname. DEVID gives us first: /dev/name.
pankso@283 88 DEVID=`/sbin/blkid | sed 'p;s/"//g' | fgrep "$DEVICE" | sed 's/:.*//;q'`
pankso@262 89 fi
pankso@262 90 DEVID=${DEVID##*/}
pankso@283 91 if [ -n "$DEVID" ] && fgrep -q "$DEVID" /proc/partitions ; then
pankso@262 92 echo "Mounting /home on /dev/$DEVID... "
pankso@262 93 [ -d /home/$USER ] && mv /home/$USER /tmp/$USER-files
pankso@273 94 mount /dev/$DEVID /home -o uid=1000,gid=100 2>/dev/null \
pankso@262 95 || mount /dev/$DEVID /home
pankso@262 96 # Check if swap file must be generated in /home: swap=size (Mb).
pankso@262 97 # This option is only used within home=device.
pankso@262 98 if grep -q "swap=[1-9]*" /proc/cmdline; then
pankso@262 99 SWAP_SIZE=`sed 's/.*swap=\([^ ]*\).*/\1/' < /proc/cmdline`
pankso@262 100 # DD to gen a virtual disk.
pankso@262 101 echo "Generating swap file: /home/swap ($SWAP_SIZE)..."
pankso@262 102 dd if=/dev/zero of=/home/swap bs=1M count=$SWAP_SIZE
pankso@262 103 # Make the Linux swap filesystem.
pankso@262 104 mkswap /home/swap
pankso@262 105 add_swap_in_fstab /home/swap
pankso@262 106 fi
pankso@262 107 else
pankso@262 108 echo "Unable to find $DEVICE... "
pankso@262 109 fi
pankso@262 110 # Move all user dir if needed.
pankso@262 111 if [ ! -d "/home/$USER" ] ; then
pankso@262 112 mv /tmp/$USER-files /home/$USER
pankso@262 113 chown -R $USER.users /home/$USER
pankso@262 114 else
pankso@262 115 rm -rf /tmp/$USER-files
pankso@262 116 fi
pankso@262 117 # Install all packages in /home/boot/packages. In live CD and
pankso@262 118 # USB mode the option home= mounts the device on /home, so we
pankso@262 119 # already have a boot directory with the Kernel and rootfs.
pankso@262 120 if [ -d "/home/boot/packages" ]; then
pankso@262 121 for pkg in /home/boot/packages/*.tazpkg
pankso@262 122 do
pankso@262 123 tazpkg install $pkg
pankso@262 124 done
pankso@262 125 fi
pankso@262 126 # We can have custom files in /home/boot/rootfs to overwrite
pankso@262 127 # the one packed into the Live system.
pankso@262 128 if [ -d "/home/boot/rootfs" ]; then
pankso@262 129 cp -a /home/boot/rootfs/* /
pankso@262 130 fi ;;
pankso@160 131 laptop)
pankso@167 132 # Laptop option to load related Kernel modules.
pankso@162 133 echo "Loading laptop modules: ac, battery, fan, yenta_socket..."
pankso@162 134 for mod in ac battery fan yenta_socket
pankso@162 135 do
pankso@162 136 modprobe $mod
pankso@171 137 done
gokhlayeh@241 138 grep -qs batt /etc/lxpanel/default/panels/panel ||
pascal@182 139 sed -i 's/= cpu/= batt\n}\n\nPlugin {\n type = cpu/' \
pascal@182 140 /etc/lxpanel/default/panels/panel 2> /dev/null
pankso@171 141 # Enable Kernel Laptop mode.
pankso@171 142 echo "5" > /proc/sys/vm/laptop_mode ;;
pankso@160 143 mount)
pankso@160 144 # Mount all ext3 partitions found (opt: mount).
pankso@160 145 # Get the list of partitions.
pascal@228 146 DEVICES_LIST=`fdisk -l | sed '/83 Linux/!d;s/ .*//'`
pankso@160 147 # Mount filesystems rw.
pankso@160 148 for device in $DEVICES_LIST
pankso@160 149 do
pankso@160 150 name=${device#/dev/}
pankso@160 151 # Device can be already used by home=usb.
pankso@160 152 if ! mount | grep ^$device >/dev/null; then
pankso@160 153 echo "Mounting partition: $name on /mnt/$name"
pankso@160 154 mkdir /mnt/$name
pankso@160 155 mount $device /mnt/$name
pankso@160 156 fi
pankso@160 157 done ;;
pankso@160 158 mount-packages)
gokhlayeh@241 159 # Mount and install packages-XXX.iso (useful without Internet
pankso@160 160 # connection).
pankso@160 161 PKGSIGN="LABEL=\"packages-$(cat /etc/slitaz-release)\" TYPE=\"iso9660\""
pankso@160 162 PKGDEV=$(blkid | grep "$PKGSIGN" | cut -d: -f1)
pankso@160 163 [ -z "$PKGDEV" -a -L /dev/cdrom ] && \
pankso@160 164 PKGDEV=$(blkid /dev/cdrom | grep "$PKGSIGN" | cut -d: -f1)
pankso@160 165 if [ -n "$PKGDEV" ]; then
pankso@160 166 echo -n "Mounting packages archive from $PKGDEV..."
pankso@160 167 mkdir /packages && mount -t iso9660 -o ro $PKGDEV /packages
pankso@160 168 status
pankso@160 169 /packages/install.sh
pankso@160 170 fi ;;
pankso@262 171 wm=*)
pankso@262 172 # Check for a Window Manager (for a flavor, default WM can be changed
pankso@262 173 # with boot options or with an addfile in /etc/X11/wm.default.
pankso@262 174 WM=${opt#wm=}
pankso@262 175 mkdir -p /etc/X11
pankso@262 176 case $WM in
pankso@262 177 jwm)
pankso@262 178 echo "jwm" > /etc/X11/wm.default ;;
pankso@262 179 ob|openbox|openbox-session)
pankso@262 180 echo "openbox" > /etc/X11/wm.default ;;
pankso@262 181 e17|enlightenment|enlightenment_start)
pankso@262 182 echo "enlightenment" > /etc/X11/wm.default ;;
pankso@262 183 esac ;;
pankso@160 184 *)
pankso@160 185 continue ;;
pankso@160 186 esac
pankso@160 187 done
pankso@160 188
pankso@262 189 # If no default WM fallback to Openbox (we never know).
pankso@262 190 if [ ! -f /etc/X11/wm.default ]; then
pankso@262 191 echo "openbox" > /etc/X11/wm.default
pankso@262 192 fi
pankso@262 193
pankso@160 194 # Activate an eventual swap file or partition.
pankso@6 195 if [ "`fdisk -l | grep swap`" ]; then
pascal@228 196 for SWAP_DEV in `fdisk -l | sed '/swap/!d;s/ .*//'`; do
pankso@27 197 echo "Swap memory detected on: $SWAP_DEV"
pascal@132 198 add_swap_in_fstab $SWAP_DEV
pankso@6 199 done
pankso@6 200 fi
pascal@132 201 if grep -q swap /etc/fstab; then
pascal@132 202 echo "Activating swap memory..."
pascal@132 203 swapon -a
pascal@132 204 fi