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    Diff of /trunk/magellan-initscripts/etc/rc.d/init.d/rc

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    revision 317 by niro, Sun Jul 3 21:34:35 2005 UTC revision 318 by niro, Tue Jan 3 18:03:21 2006 UTC
    # Line 1  Line 1 
    1  #!/bin/bash  #!/bin/bash
    2  # $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/rc,v 1.5 2005-07-03 21:34:35 niro Exp $  # $Header: /home/cvsd/magellan-cvs/magellan-src/magellan-initscripts/etc/rc.d/init.d/rc,v 1.6 2006-01-03 18:03:21 niro Exp $
    3    
    4  source /etc/sysconfig/rc  source /etc/sysconfig/rc
    5  source $rc_functions  source $rc_functions
    # Line 10  MAGEVER="$(< /etc/mageversion)" Line 10  MAGEVER="$(< /etc/mageversion)"
    10  # source kernel config if exists  # source kernel config if exists
    11  [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel  [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
    12    
    13  # some needed functions functions  # this works only for 2.6.15 kernels and greater
    14    trigger_events()
    15    {
    16     local list=""
    17     local i
    18     local first
    19     local last
    20     local default
    21    
    22     # if you want real hotplug (with all modules being loaded for all
    23     # devices in the system), uncomment out the next line.
    24     #list="$list $(echo /sys/bus/*/devices/*/uevent)"
    25     list="${list} $(echo /sys/class/*/*/uevent)"
    26     list="${list} $(echo /sys/block/*/uevent /sys/block/*/*/uevent)"
    27     for i in ${list}
    28     do
    29     case "${i}" in
    30     */device/uevent)
    31     # skip followed device symlinks
    32     continue
    33     ;;
    34     */class/mem/*|*/class/tty/*)
    35     first="${first} ${i}"
    36     ;;
    37     */block/md*)
    38     last="${last} ${i}"
    39     ;;
    40     */*)
    41     default="${default} ${i}"
    42     ;;
    43     esac
    44     done
    45    
    46     # trigger the sorted events
    47     for i in ${first} ${default} ${last}
    48     do
    49     echo "add" > "${i}"
    50     done
    51    }
    52    
    53  populate_udev() {  populate_udev() {
    54     local loop
    55    
    56     # populate /dev with devices already found by the kernel
    57     if [ "$(kernel_version | sed 's:\.::g')" -gt "2614" ]
    58     then
    59     echo -e ${COLOREDSTAR}"  Populating /dev with existing devices through uevents ..."
    60     trigger_events
    61     evaluate_retval
    62     else
    63     echo -e ${COLOREDSTAR}"  Populating /dev with existing devices with udevstart ..."
    64   /sbin/udevstart   /sbin/udevstart
    65     evaluate_retval
    66     fi
    67    
    68     # loop until everything is finished
    69     # there's gotta be a better way...
    70     echo -e ${COLOREDSTAR}"  Letting udev process events ..."
    71     loop=0
    72     while test -d /dev/.udev/queue
    73     do
    74     sleep 0.1;
    75     test "${loop}" -gt 300 && break
    76     loop=$((${loop} + 1))
    77     done
    78     evaluate_retval
    79    
    80     return 0
    81    }
    82    
    83    seed_dev() {
    84     # seed /dev with some things that we know we need
    85     echo -e ${COLOREDSTAR}"  Seeding /dev with needed nodes ..."
    86     (
    87     # copy over any persistant things
    88     cp --preserve=all --recursive --update /lib/udev/devices/* /dev
    89    
    90   # not provided by sysfs but needed   # not provided by sysfs but needed
    91   ln -snf /proc/self/fd /dev/fd   ln -snf /proc/self/fd /dev/fd
    92   ln -snf fd/0 /dev/stdin   ln -snf fd/0 /dev/stdin
    93   ln -snf fd/1 /dev/stdout   ln -snf fd/1 /dev/stdout
    94   ln -snf fd/2 /dev/stderr   ln -snf fd/2 /dev/stderr
    95   ln -snf /proc/kcore /dev/core   [[ -e /proc/kcore ]] && ln -snf /proc/kcore /dev/core
    96   ln -snf /proc/asound/oss/sndstat /dev/sndstat  
       
    97   # create problematic directories   # create problematic directories
    98   mkdir -p /dev/{pts,shm}   mkdir -p /dev/{pts,shm}
    99     )
    100   # same as /dev/.devfsd   evaluate_retval
      touch /dev/.udev  
       
      return 0  
    101  }  }
    102    
    103    # # some needed functions functions
    104    # populate_udev() {
    105    # /sbin/udevstart
    106    #
    107    # # not provided by sysfs but needed
    108    # ln -snf /proc/self/fd /dev/fd
    109    # ln -snf fd/0 /dev/stdin
    110    # ln -snf fd/1 /dev/stdout
    111    # ln -snf fd/2 /dev/stderr
    112    # ln -snf /proc/kcore /dev/core
    113    # ln -snf /proc/asound/oss/sndstat /dev/sndstat
    114    #
    115    # # create problematic directories
    116    # mkdir -p /dev/{pts,shm}
    117    #
    118    # # same as /dev/.devfsd
    119    # touch /dev/.udev
    120    #
    121    # return 0
    122    # }
    123    
    124  trap "" INT QUIT TSTP  trap "" INT QUIT TSTP
    125    
    126  [ "$1" != "" ] && runlevel=$1  [ "$1" != "" ] && runlevel=$1
    # Line 118  then Line 208  then
    208   echo -e ${COLOREDSTAR}"Configurating system to use udev ..."   echo -e ${COLOREDSTAR}"Configurating system to use udev ..."
    209   if [[ ${RC_DEVICE_TARBALL} = yes ]]   if [[ ${RC_DEVICE_TARBALL} = yes ]]
    210   then   then
    211   echo -e ${COLOREDSTAR}"  Populating /dev with with device nodes ..."   echo -e ${COLOREDSTAR}"  Populating /dev with saved device nodes ..."
    212   tar -jxpf /lib/udev-state/devices.tar.bz2 -C /dev   tar -jxpf /lib/udev-state/devices.tar.bz2 -C /dev
    213   evaluate_retval   evaluate_retval
    214   fi   fi
    215    
    216   # now load udev   # other eeded device nodes with udev
    217   populate_udev   seed_dev
       
      # if hotplug support exists in the kernel use it to manage udev  
      if [ -e /proc/sys/kernel/hotplug -a -x /sbin/hotplug ]  
      then  
      echo -e ${COLOREDSTAR}"  Using /sbin/hotplug for udev management ..."  
    218    
    219   elif [ -e /proc/sys/kernel/hotplug ]   if [ -e /proc/sys/kernel/hotplug ]
    220   then   then
    221   echo -e ${COLOREDSTAR}"  Setting /sbin/udev as hotplug agent ..."   if [ "$(kernel_version | sed 's:\.::g')" -gt "2614" ]
    222   echo "/sbin/udev" > /proc/sys/kernel/hotplug   then
    223     echo -e ${COLOREDSTAR}"  Using netlink for hotplug events ..."
    224     echo "" > /proc/sys/kernel/hotplug
    225     evaluate_retval
    226     elif [[ $(udev_version) -ge "48" ]]
    227     then
    228     echo -e ${COLOREDSTAR}"  Setting /sbin/udevsend as hotplug agent ..."
    229     echo "/sbin/udevsend" > /proc/sys/kernel/hotplug
    230     evaluate_retval
    231     elif [[ -x /sbin/hotplug ]]
    232     then
    233     echo -e ${COLOREDSTAR}"  Using /sbin/hotplug as hotplug agent ..."
    234     print_status success
    235     else
    236     echo -e ${COLOREDSTAR}"  Setting /sbin/udev as hotplug agent ..."
    237     echo "/sbin/udev" > /proc/sys/kernel/hotplug
    238     evaluate_retval
    239     fi
    240   else   else
    241   echo -e ${COLOREDSTAR}${COLYELLOW}"  Kernel was not compiled with hotplug support !"   echo -e ${COLOREDSTAR}${COLYELLOW}"  Kernel was not compiled with hotplug support !"
    242     print_status failure
    243   fi   fi
    244    
    245     echo -e ${COLOREDSTAR}"  Starting udevd daemon ..."
    246     /sbin/udevd --daemon
    247   evaluate_retval   evaluate_retval
    248    
    249     populate_udev
    250    
    251     # create nodes that udev can't
    252     echo -e ${COLOREDSTAR}"  Finializing udev configuration ..."
    253     [[ -x /sbin/dmsetup ]] && /sbin/dmsetup mknodes &>/dev/null
    254     [[ -x /sbin/lvm ]] && /sbin/lvm vgscan -P --mknodes --ignorelockingfailure &>/dev/null
    255     [[ -x /sbin/evms_activate ]] && /sbin/evms_activate -q &>/dev/null
    256     print_status success
    257    
    258     # same thing as /dev/.devfsd
    259     touch /dev/.udev
    260   fi   fi
    261    
    262   ## load devpts ##   ## load devpts ##
    Legend:
    Removed from v.317  
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      Added in v.318