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Viewing changes to initramfs-tools-script

  • Committer: Teddy Hogeborn
  • Date: 2009-02-07 03:28:24 UTC
  • Revision ID: teddy@fukt.bsnet.se-20090207032824-5eg756uscdr3gend
* initramfs-tools-hook: Also fix /lib<qual> and /usr/lib<qual>
                        directories.

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initramfs-tools-script
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# 
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# This script should be installed as
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# "/usr/share/initramfs-tools/scripts/init-premount/mandos" which will
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# eventually be "/scripts/init-premount/mandos" in the initrd.img
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# file.
 
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# "/usr/share/initramfs-tools/scripts/local-top/mandos" which will
 
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# eventually be "/scripts/local-top/mandos" in the initrd.img file.
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# No initramfs pre-requirements.
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PREREQ="udev"
 
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# No initramfs pre-requirements; we must instead run BEFORE cryptroot.
 
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# This is not a problem, since cryptroot forces itself to run LAST.
 
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PREREQ=""
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prereqs()
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{
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    echo "$PREREQ"
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        ;;
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esac
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. /scripts/functions
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for param in `cat /proc/cmdline`; do
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    case "$param" in
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        ip=*) IPOPTS="${param#ip=}" ;;
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        mandos=*)
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            # Split option line on commas
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            old_ifs="$IFS"
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            IFS="$IFS,"
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            for mpar in ${param#mandos=}; do
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                IFS="$old_ifs"
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                case "$mpar" in
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                    off) exit 0 ;;
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                    connect) connect="" ;;
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                    connect:*) connect="${mpar#connect:}" ;;
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                    *) log_warning_msg "$0: Bad option ${mpar}" ;;
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                esac
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            done
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            unset mpar
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            IFS="$old_ifs"
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            unset old_ifs
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            ;;
 
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        mandos=off) exit 0;;
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    esac
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done
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unset param
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chmod a=rwxt /tmp
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test -r /conf/conf.d/cryptroot
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test -w /conf/conf.d
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# Get DEVICE from /conf/initramfs.conf and other files
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. /conf/initramfs.conf
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for conf in /conf/conf.d/*; do
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    [ -f ${conf} ] && . ${conf}
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done
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if [ -e /conf/param.conf ]; then
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    . /conf/param.conf
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fi
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# Override DEVICE from sixth field of ip= kernel option, if passed
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case "$IPOPTS" in
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    *:*:*:*:*:*)                # At least six fields
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        # Remove the first five fields
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        device="${IPOPTS#*:*:*:*:*:}"
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        # Remove all fields except the first one
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        DEVICE="${device%%:*}"
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        ;;
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esac
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# Add device setting (if any) to plugin-runner.conf
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if [ "${DEVICE+set}" = set ]; then
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    # Did we get the device from an ip= option?
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    if [ "${device+set}" = set ]; then
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        # Let ip= option override local config; append:
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        cat <<-EOF >>/conf/conf.d/mandos/plugin-runner.conf
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        --options-for=mandos-client:--interface=${DEVICE}
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EOF
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    else
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        # Prepend device setting so any later options would override:
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        sed -i -e \
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            '1i--options-for=mandos-client:--interface='"${DEVICE}" \
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            /conf/conf.d/mandos/plugin-runner.conf
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    fi
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fi
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unset device
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# If we are connecting directly, run "configure_networking" (from
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# /scripts/functions); it needs IPOPTS and DEVICE
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if [ "${connect+set}" = set ]; then
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    configure_networking
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    if [ -n "$connect" ]; then
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        cat <<-EOF >>/conf/conf.d/mandos/plugin-runner.conf
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        --options-for=mandos-client:--connect=${connect}
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EOF
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    fi
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fi
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# Do not replace cryptroot file unless we need to.
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replace_cryptroot=no
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