Subversion Repositories livecd

#!/bin/bash
#
# Fix things during bootup - run first 
# Executed at the very end of /etc/rc.d/rc.sysinit
#
# Urs Beyerle, PSI
#

### -----------------------------------------------------------
### definitions
### -----------------------------------------------------------

# dir of mounted /$MOUNTDIR/live
MOUNTDIR=livecd

# source functions
. /$MOUNTDIR/live/liblinuxlive
. /etc/init.d/functions


### -----------------------------------------------------------
### Get boot parameters
### -----------------------------------------------------------

# start afs?
AFS=$( cmdline_parameter afs )
CELL=$( cmdline_value cell )

# or force no afs
[ $( cmdline_parameter noafs ) ] && AFS=""

# start ssh server?
SSH=$( cmdline_parameter ssh )

# root on NFS?
NFSROOT=$( cmdline_value nfsroot )

# PSI setup?
PSI=$( cmdline_parameter psi )

# do not start network
NONET=$( cmdline_parameter nonet )

# Are PXE/TFTP and NFS Server the same host ? not uesed any more
ONEMASTER=$( cmdline_parameter onemaster )

# static IP
IPADDR=$( cmdline_value ip )

# gateway
GATEWAY=$( cmdline_value gw )

# netmask
NETMASK=$( cmdline_value netmask )

# fast booting ?
FASTBOOT=$( cmdline_parameter fastboot )

# if run=rdesktop, we do fast boot
if [ "$( cmdline_value run )" = "rdesktop" ]; then
    FASTBOOT="fastboot"
fi

# start ntpd ?
NTPD=$( cmdline_parameter ntpd )

# services on/off
SERVICEON=$( cmdline_value serviceon )
SERVICEOFF=$( cmdline_value serviceoff )


### -----------------------------------------------------------
### Main
### -----------------------------------------------------------

### disable rpcidmapd, if LiveCD mounted over NFS
if [ $NFSROOT ]; then
    chkconfig rpcidmapd off
fi

### restore blacklist (modified in runveryfirst)
if [ $NFSROOT ]; then
    [ -e /etc/hotplug/blacklist ] && BLACKLIST_FILE=/etc/hotplug/blacklist
    [ -e /etc/modprobe.d/blacklist ] && BLACKLIST_FILE=/etc/modprobe.d/blacklist
    mv -f ${BLACKLIST_FILE}.backup ${BLACKLIST_FILE}
fi

### get resolv.conf
# if we have the LiveCD mounted over NFS
if [ $NFSROOT ]; then
    cp -f /$MOUNTDIR/live/etc/resolv.conf /etc/
fi

### disable shutdown of network and nfs, 
# if we have the LiveCD mounted over NFS
if [ $NFSROOT ]; then
    if [ $ONEMASTER ]; then
        # "network off" is only necessary, 
        # if PXE/TFTP and NTS server is on same machine
        chkconfig network off
    fi

    rm -f /etc/rc.d/rc6.d/K75netfs
    rm -f /etc/rc.d/rc6.d/K86nfslock
    rm -f /etc/rc.d/rc6.d/K87portmap
    rm -f /etc/rc.d/rc6.d/K90network

    rm -f /etc/rc.d/rc0.d/K75netfs
    rm -f /etc/rc.d/rc0.d/K86nfslock
    rm -f /etc/rc.d/rc0.d/K87portmap
    rm -f /etc/rc.d/rc0.d/K90network
fi

### create AFS mount point
mkdir -p /afs

### enable AFS during start up, if given by boot parameter
if [ $AFS ]; then
    chkconfig afs on
fi

### disable some services for fast booting
if [ $FASTBOOT ]; then    
    echo "Fast booting enabled"
    chkconfig vpnclient_init off
    chkconfig haldaemon off
    chkconfig pcmcia off
    chkconfig ntpd off
    chkconfig atd off
    chkconfig cpuspeed off
    chkconfig gpm off
    chkconfig messagebus off
    rm -rf /etc/rc.d/rc3.d/S04kudzu-auto
    rm -rf /etc/rc.d/rc5.d/S04kudzu-auto
fi
 
### enable ntpd?
if [ $NTPD ]; then
    chkconfig ntpd on
fi

### enable SSH server during start up, if given by boot parameter
if [ $SSH ]; then
    chkconfig sshd on
fi

### services on
if [ -n $SERVICEON ]; then
    for service in `echo "$SERVICEON" | tr ':' ' '`; do
        if [ -f /etc/init.d/$service ]; then
            chkconfig $service on
        fi
    done
fi

### services off
if [ -n $SERVICEOFF ]; then
    for service in `echo "$SERVICEOFF" | tr ':' ' '`; do
        if [ -f /etc/init.d/$service ]; then
            chkconfig $service off
        fi
    done
fi

### fix perm of /tmp
chmod 1777 /tmp

### link /opt -> /usr/opt !
ln -s /usr/opt /opt

### create home
mkdir -p /home

### create /scratch
mkdir -p /scratch
chmod 1777 /scratch

### create /data
if [ $PSI ]; then
    mkdir -p /data
    chmod 1777 /data
fi

### add PSI master
if [ $PSI ]; then
    mkdir -p /mnt/master
    echo "pxeserv01:/master       /mnt/master             nfs     nfsvers=2,noauto,nolock,ro 0 0" >> /etc/fstab
fi

### set afs cell, if given by boot parameter
if [ $CELL ]; then
    echo $CELL > /usr/vice/etc/ThisCell
fi

### do not activate network during bootup, if "nonet"
if [ $NONET ]; then
    for iface in eth0 eth1 eth2 eth3; do
        for file in networking/profiles/default/ifcfg \
                    networking/devices/ifcfg \
                    network-scripts/ifcfg; do
          if [ -e /etc/sysconfig/${file}-${iface} ]; then
              sed -i "s/ONBOOT=.*/ONBOOT=no/" /etc/sysconfig/${file}-${iface}
          fi
        done
    done
fi

### define static IP and gateway, netmask
if [ $IPADDR ]; then    
    if [ ! $GATEWAY ]; then
        # default gatway x.y.z.1
        GATEWAY=$( echo $IPADDR | awk -F"." '{ print $1"."$2"."$3".1" }' )
        if [ ! $NETMASK ]; then
            NETMASK=255.255.255.0
        fi
    fi
    # create config files for eth0
    for iface in eth0; do
        for file in networking/profiles/default/ifcfg \
                    networking/devices/ifcfg \
                    network-scripts/ifcfg; do
          sed -i "s/BOOTPROTO=.*/BOOTPROTO=none/" /etc/sysconfig/${file}-${iface}
          echo "IPADDR=$IPADDR" > /etc/sysconfig/${file}-${iface}
          echo "NETMASK=$NETMASK" > /etc/sysconfig/${file}-${iface}
          echo "GATEWAY=$GATEWAY" > /etc/sysconfig/${file}-${iface}
        done
    done
fi