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    Annotation of /trunk/initscripts/busybox/rc/rc

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    Revision 2304 - (hide annotations) (download)
    Thu Jan 2 13:26:56 2014 UTC (10 years, 4 months ago) by niro
    File size: 5558 byte(s) 
    -updated copyright for 2014
    1 niro 724 #!/bin/sh
    2 niro 783 # $Header: /home/cvsd/magellan-cvs/magellan-src/busybox-initscripts/rc/rc,v 1.2 2008-12-22 22:09:27 niro Exp $
    3 niro 724
    4     source /etc/conf.d/rc
    5     source ${rc_functions}
    6    
    7 niro 1171 # source kernel config if exists
    8     [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
    9 niro 724
    10     # get mage version
    11 niro 1774 if [[ -f /etc/os-release ]]
    12     then
    13     MAGEVER="$(read_os_release version_id)"
    14     elif [ -f /etc/mageversion ]
    15     then
    16     MAGEVER="$(< /etc/mageversion)"
    17     else
    18     MAGEVER="unkown"
    19     fi
    20 niro 724
    21 niro 1197 # source kernel config if exists
    22     [ -f /etc/conf.d/kernel ] && source /etc/conf.d/kernel
    23 niro 724
    24 niro 1197 # override devicemanager helper functions
    25     if [[ ${RC_DEVICEMANAGER} = udev ]] && [[ -f ${rc_base}/init.d/udev ]]
    26     then
    27     source ${rc_base}/init.d/udev
    28 niro 724
    29 niro 1197 elif [[ ${RC_DEVICEMANAGER} = mdev ]] && [[ -f ${rc_base}/init.d/mdev ]]
    30 niro 724 then
    31 niro 1197 source ${rc_base}/init.d/mdev
    32 niro 724 fi
    33    
    34 niro 1197 trap "" INT QUIT TSTP
    35 niro 724
    36 niro 1197 [ "$1" != "" ] && runlevel=$1
    37 niro 1808 # export runlevel variable to make it accessible for other rc-scripts
    38     export runlevel
    39 niro 1197
    40 niro 724 if [[ $runlevel = sysinit ]]
    41     then
    42 niro 1168 rc_echo
    43     rc_echo -e "${COLGREEN}Starting ${COLBLUE}MAGELLAN (v${MAGEVER}) ${COLGREEN}Linux${COLDEFAULT}"
    44 niro 2304 rc_echo "Copyright 2001-2014 Niels Rogalla; http://magellan-linux.net"
    45 niro 1168 rc_echo
    46 niro 724
    47     # mount proc filesystem, needed for bootsplash;
    48     # no use of '/etc/rc.d/init.d/mountproc' anymore
    49     if [ ! -e /proc/mounts ]
    50     then
    51 niro 1168 rc_print "Mounting proc file system ..."
    52 niro 724 mount -n /proc
    53     evaluate_retval
    54     fi
    55    
    56 niro 1168 # load bootsplash
    57     splash "rc_init" "${runlevel}"
    58    
    59 niro 724 # set default verbose level for kernel messages
    60     [ -z "${RC_VERBOSE_LEVEL}" ] && RC_VERBOSE_LEVEL=3
    61     echo "${RC_VERBOSE_LEVEL}" > /proc/sys/kernel/printk
    62    
    63     # mount sys file system before udev
    64     if [ -d /sys ]
    65     then
    66 niro 1789 if [ ! -e /sys/kernel/notes ]
    67     then
    68     rc_print "Mounting sysfs file system ..."
    69     mount -n -t sysfs sysfs /sys
    70     evaluate_retval
    71     fi
    72 niro 724 else
    73 niro 1788 rc_echo -e ${COLRED}"Fatal: mountpoint /sys missing ..."
    74 niro 1168 rc_echo -e ${COLYELLOW}"Please create the directory /sys (mkdir -p /sys)."
    75     rc_echo -e ${COLYELLOW}"It's essential for a 2.6 kernel."
    76 niro 724 fi
    77    
    78 niro 1171 # start device management
    79 niro 1174 start_devicemanager
    80 niro 724
    81     ## load devpts ##
    82     # devfs/udev with 2.6 has no ptys, so devpts is also needed
    83     # check if we really have devpts support
    84     if kernel_supports_fs devpts
    85     then
    86     # /dev/pts maybe not exists.
    87     # We only create this directory only if devfs was mounted,
    88     # or it will fail as / is still mounted readonly
    89     # udev has this dir already, only a sanity check for devfs
    90     if [ ! -d "/dev/pts" -a -e "/dev/.devfsd" ] && is_fs_mounted devfs
    91     then
    92     mkdir -p /dev/pts &> /dev/null || \
    93 niro 1168 rc_echo "Could not create /dev/pts !"
    94 niro 724 fi
    95    
    96     # now mount devpts
    97     if [ -d /dev/pts ]
    98     then
    99 niro 1168 rc_print "Mounting devpts at /dev/pts ..."
    100 niro 724 mount -n -t devpts -o gid=4,mode=0620 devpts /dev/pts
    101     evaluate_retval
    102     fi
    103     else
    104     # devpts is not supported, give a warning
    105 niro 1168 rc_echo -e ${COLRED}"No devpts filesystem found ..."
    106     rc_echo -e ${COLYELLOW}"Your Kernel doesn't support the devpts filesystem."
    107     rc_echo -e ${COLYELLOW}"Devfs/Udev with a kernel-2.6.x needs devpts,"
    108     rc_echo -e ${COLYELLOW}"or no pty's are available."
    109     rc_echo -e ${COLYELLOW}"Please make sure that this is enabled in your kernel."
    110     rc_echo
    111     rc_echo -e ${COLYELLOW}"Press any key to continue ..."
    112 niro 724 read
    113     fi
    114     ## end devpts ##
    115    
    116    
    117     ## load usbfs ##
    118     if kernel_supports_fs usbfs
    119     then
    120 niro 1168 rc_print "Mounting usbfs at /proc/bus/usb ..."
    121 niro 724 mount -n -t usbfs usbfs /proc/bus/usb
    122     evaluate_retval
    123     fi
    124     ## end usbfs ##
    125    
    126     ## services state dir ##
    127 niro 1168 rc_print "Mounting tmpfs at ${svcdir} ..."
    128 niro 724 mount -n -t tmpfs tmpfs "${svcdir}" -o rw,mode=0644,size="${svcsize}"k
    129     evaluate_retval
    130 niro 1890
    131     ## /run /tmp /var/lock
    132     for i in /run /tmp /var/lock
    133     do
    134     if [ -d ${i} ]
    135     then
    136     rc_print "Mounting tmpfs at ${i} ..."
    137     mount -n -t tmpfs tmpfs ${i} -o rw,nosuid,nodev,relatime
    138     evaluate_retval
    139     fi
    140     done
    141     # extra check for /var/lock
    142     if [ -L /var/lock ]
    143     then
    144     mkdir -p /run/lock
    145     rc_print "Mounting tmpfs at /run/lock ..."
    146     mount -n -t tmpfs tmpfs /run/lock -o rw,nosuid,nodev,relatime
    147     evaluate_retval
    148     fi
    149     # extra check if /run and /var/run are directories
    150     if [ -d /run ] && [ -d /var/run ]
    151     then
    152     rc_print "Mounting tmpfs at /var/run ..."
    153     mount -n -o bind /run /var/run
    154     evaluate_retval
    155     fi
    156 niro 724 fi
    157    
    158     if [[ ${runlevel} = shutdown ]] || [[ ${runlevel} = reboot ]]
    159     then
    160     # load bootsplash
    161     splash "rc_init" "${runlevel}"
    162    
    163     # if requested save devices to a device tarball before halt
    164     # only for kernels >=2.6 *and* udev
    165 niro 1832 # make sure that udev is mounted but *not* devfs --> /dev/.devfsd
    166 niro 724 if [[ ${RC_DEVICE_TARBALL} = yes ]] && \
    167     [ -e /dev/.udev -a ! -e /dev/.devfsd -a ! -e /.bootdev ]
    168     then
    169 niro 1168 rc_print "Saving /dev device nodes ..."
    170 niro 724 ( cd /dev; tar -jclpf "/tmp/devices-$$.tar.bz2" * &> /dev/null )
    171     mv -f "/tmp/devices-$$.tar.bz2" /lib/udev/state/devices.tar.bz2
    172     evaluate_retval
    173     fi
    174    
    175 niro 1171 # stop device management
    176     stop_devicemanager
    177 niro 975
    178 niro 724 # run through all runlevel scripts
    179     for i in $(ls -v ${rc_base}/rc${runlevel}.d/K* 2> /dev/null)
    180     do
    181     check_script_status
    182     suffix=${i#${rc_base}/rc${runlevel}.d/K[0-9][0-9]}
    183    
    184     ${i} stop
    185     error_value=$?
    186    
    187     if [[ ${error_value} != 0 ]]
    188     then
    189     print_error_msg
    190     fi
    191     done
    192     fi
    193    
    194     if [[ ${runlevel} = sysinit ]] || [[ ${runlevel} = boot ]]
    195     then
    196     for i in $( ls -v ${rc_base}/rc${runlevel}.d/S* 2> /dev/null)
    197     do
    198     suffix=${i#${rc_base}/rc${runlevel}.d/S[0-9][0-9]}
    199     check_script_status
    200    
    201     ${i} start
    202     error_value=$?
    203    
    204     if [[ ${error_value} != 0 ]]
    205     then
    206     print_error_msg
    207     fi
    208     done
    209     fi
    210 niro 1168
    211 niro 1808 if [[ ${runlevel} = boot ]] || [[ ${runlevel} = shutdown ]] || [[ ${runlevel} = reboot ]]
    212 niro 1168 then
    213     # exit bootsplash
    214     splash "rc_exit" "${runlevel}"
    215     fi