/mandos/release

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Viewing changes to initramfs-tools-script

  • Committer: Teddy Hogeborn
  • Date: 2008-08-29 05:53:59 UTC
  • Revision ID: teddy@fukt.bsnet.se-20080829055359-wkdasnyxtylmnxus
* mandos.xml (EXAMPLE): Replaced all occurences of command name with
                        "&COMMANDNAME;".

* plugins.d/password-prompt.c (main): Improved some documentation
                                      strings.  Do perror() of
                                      tcgetattr() fails.  Add debug
                                      output if interrupted by signal.
                                      Loop over write() instead of
                                      using fwrite() when outputting
                                      password.  Add debug output if
                                      getline() returns 0, unless it
                                      was caused by a signal.  Add
                                      exit status code to debug
                                      output.

* plugins.d/password-prompt.xml: Changed all single quotes to double
                                 quotes for consistency.  Removed
                                 <?xml-stylesheet>.
  (ENTITY TIMESTAMP): New.  Automatically updated by Emacs time-stamp
                      by using Emacs local variables.
  (/refentry/refentryinfo/title): Changed to "Mandos Manual".
  (/refentry/refentryinfo/productname): Changed to "Mandos".
  (/refentry/refentryinfo/date): New; set to "&TIMESTAMP;".
  (/refentry/refentryinfo/copyright): Split copyright holders.
  (/refentry/refnamediv/refpurpose): Improved wording.
  (SYNOPSIS): Fix to use correct markup.  Add short options.
  (DESCRIPTION, OPTIONS): Improved wording.
  (OPTIONS): Improved wording.  Use more correct markup.  Document
             short options.
  (EXIT STATUS): Add text.
  (ENVIRONMENT): Document use of "cryptsource" and "crypttarget".
  (FILES): REMOVED.
  (BUGS): Add text.
  (EXAMPLE): Added some examples.
  (SECURITY): Added text.
  (SEE ALSO): Remove reference to mandos(8).  Add reference to
              crypttab(5).

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#!/bin/sh -e
 
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# This script will run in the initrd environment at boot and edit
 
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# /conf/conf.d/cryptroot to set /lib/mandos/plugin-runner as keyscript
 
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# when no other keyscript is set, before cryptsetup.
 
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# This script should be installed as
 
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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; 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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case $1 in
 
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prereqs)
 
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     prereqs
 
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     exit 0
 
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     ;;
 
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esac
 
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test -w /conf/conf.d/cryptroot
 
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# Do not replace cryptroot file unless we need to.
 
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replace_cryptroot=no
 
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# Our keyscript
 
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mandos=/lib/mandos/plugin-runner
 
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# parse /conf/conf.d/cryptroot.  Format:
 
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# target=sda2_crypt,source=/dev/sda2,key=none,keyscript=/foo/bar/baz
 
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exec 3>/conf/conf.d/cryptroot.mandos
 
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while read options; do
 
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    newopts=""
 
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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 opt in $options; do
 
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        # Find the keyscript option, if any
 
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        case "$opt" in
 
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            keyscript=*)
 
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                keyscript="${opt#keyscript=}"
 
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                newopts="$newopts,$opt"
 
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                ;;
 
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            "") : ;;
 
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            *)
 
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                newopts="$newopts,$opt"
 
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                ;;
 
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        esac
 
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    done
 
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    IFS="$old_ifs"
 
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    unset old_ifs
 
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    # If there was no keyscript option, add one.
 
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    if [ -z "$keyscript" ]; then
 
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        replace_cryptroot=yes
 
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        newopts="$newopts,keyscript=$mandos"
 
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    fi
 
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    newopts="${newopts#,}"
 
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    echo "$newopts" >&3
 
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done < /conf/conf.d/cryptroot
 
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exec 3>&-
 
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# If we need to, replace the old cryptroot file with the new file.
 
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if [ "$replace_cryptroot" = yes ]; then
 
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    mv /conf/conf.d/cryptroot /conf/conf.d/cryptroot.mandos-old
 
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    mv /conf/conf.d/cryptroot.mandos /conf/conf.d/cryptroot
 
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else
 
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    rm /conf/conf.d/cryptroot.mandos
 
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fi