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    • /[magellan-source]/trunk/mkinitrd-magellan/livecd/linuxrc.sh

    Diff of /trunk/mkinitrd-magellan/livecd/linuxrc.sh

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    revision 1295 by niro, Thu Dec 16 01:24:51 2010 UTC revision 1296 by niro, Fri May 27 14:42:36 2011 UTC
    # Line 61  DOPATA=yes Line 61  DOPATA=yes
    61  FORCED_ROOTFS=""  FORCED_ROOTFS=""
    62  INITEXEC="/sbin/init"  INITEXEC="/sbin/init"
    63  BREAK_ENABLED=no  BREAK_ENABLED=no
    64    UNIONFS=no
    65    UNIONFS_FILE=""
    66    CLOOPMOUNTDIR="/sysroot/mnt/cloop"
    67    
    68  ## starts here ##  ## starts here ##
    69    
    # Line 92  do Line 95  do
    95   rootfs=*) FORCED_ROOTFS="${i#*=}";;   rootfs=*) FORCED_ROOTFS="${i#*=}";;
    96   init=*) INITEXEC="${i#*=}";;   init=*) INITEXEC="${i#*=}";;
    97   break) BREAK_ENABLED=yes ;;   break) BREAK_ENABLED=yes ;;
    98     unionfs) UNIONFS=yes;;
    99     unionfs_file=*) UNIONFS_FILE="${i#*=}";;
    100   esac   esac
    101  done  done
    102    
    # Line 171  else Line 176  else
    176   echo -e "Mounting squashfs system image ..."   echo -e "Mounting squashfs system image ..."
    177   echo   echo
    178   [ ! -e /dev/loop0 ] && mknod /dev/loop0 b 7 0   [ ! -e /dev/loop0 ] && mknod /dev/loop0 b 7 0
    179   mount -o loop,ro -t squashfs /sysroot/mnt/cdrom/livecdrootfs.sqsh /sysroot/mnt/cloop   mount -o loop,ro -t squashfs /sysroot/mnt/cdrom/livecdrootfs.sqsh "${CLOOPMOUNTDIR}"
    180    
    181     # mount unionfs if enabled
    182     if [[ ${UNIONFS} = yes ]]
    183     then
    184     echo -e "Mounting writeable cdbuffer (unionfs) ..."
    185    
    186     # default setting
    187     CLOOPMOUNTDIR="/sysroot/mnt/unionfs"
    188     [[ -z ${UNIONFS_FILE} ]] && UNIONFS_FILE="/sysroot/mnt/cdrom/unionfs"
    189    
    190     [[ ! -d /sysroot/mnt/unionfs ]] && install -d /sysroot/mnt/unionfs
    191     mount -t unionfs dirs=${UNIONFS_FILE}=rw:/sysroot/mnt/cloop=ro ${CLOOPMOUNTDIR}
    192     fi
    193    
    194   # symlinking cloop rootfs to /mnt as newroot   # symlinking cloop rootfs to /mnt as newroot
    195   cd /sysroot   cd /sysroot
    196    
    197   for x in bin sbin lib lib64 boot usr opt   for x in bin sbin lib lib64 boot usr opt
    198   do   do
    199   [ -d mnt/cloop/${x} ] && ln -s mnt/cloop/${x} ${x}   [ -d ${CLOOPMOUNTDIR/\/sysroot\//}/${x} ] && ln -s ${CLOOPMOUNTDIR/\/sysroot\//}/${x} ${x}
    200   done   done
    201   mkdir -p initrd proc tmp sys var/tmp dev media   mkdir -p initrd proc tmp sys var/tmp dev media
    202    
    # Line 190  else Line 208  else
    208   # busybox needs this one   # busybox needs this one
    209   [ ! -e /sysroot/dev/tty5 ] && mknod /sysroot/dev/tty5 c 4 5   [ ! -e /sysroot/dev/tty5 ] && mknod /sysroot/dev/tty5 c 4 5
    210    
    211   (cd /sysroot/mnt/cloop; cp -a etc root home var /sysroot)   (cd ${CLOOPMOUNTDIR}; cp -a etc root home var /sysroot)
    212    
    213   # ensure the right permissions   # ensure the right permissions
    214   chmod 1777 /sysroot/tmp   chmod 1777 /sysroot/tmp
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