OpenPKG Specs: openpkg/uuid.sh@a2c6460cfb16 (annotated)

openpkg/uuid.sh@a2c6460cfb16 (annotated)

openpkg/uuid.sh

Mon, 28 Jan 2013 17:37:18 +0100

author: Michael Schloh von Bennewitz <michael@schloh.com>
date: Mon, 28 Jan 2013 17:37:18 +0100
changeset 758: a2c6460cfb16
parent 13: cb59d6afeb61
permissions: -rw-r--r--

Correct socket error reporting improvement with IPv6 portable code,
after helpful recommendation by Saúl Ibarra Corretgé on OSips devlist.

 #!@l_prefix@/lib/openpkg/bash
 ##
 ##  uuid -- OpenPKG UUID Update Utility
 ##  Copyright (c) 2000-2012 OpenPKG GmbH <http://openpkg.com/>
 ##
 ##  This software is property of the OpenPKG GmbH, DE MUC HRB 160208.
 ##  All rights reserved. Licenses which grant limited permission to use,
 ##  copy, modify and distribute this software are available from the
 ##  OpenPKG GmbH.
 ##
 ##  THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESSED OR IMPLIED
 ##  WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 ##  MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
 ##  IN NO EVENT SHALL THE AUTHORS AND COPYRIGHT HOLDERS AND THEIR
 ##  CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 ##  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 ##  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
 ##  USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 ##  ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
 ##  OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
 ##  OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 ##  SUCH DAMAGE.
 ##
 #   configuration
 prefix="@l_prefix@"
 musr="@l_musr@"
 mgrp="@l_mgrp@"
 prog_rpm="$prefix/libexec/openpkg/rpm"
 prog_shtool="$prefix/lib/openpkg/shtool"
 prog_miniperl="$prefix/lib/openpkg/miniperl"
 prog_uuid="$prefix/lib/openpkg/uuid"
 file_uuid="$prefix/etc/openpkg/uuid"
 #   minimum command line parsing
 opt_v=no
 opt_m=no
 while [ 1 ]; do
     case "$1" in
         -v | --verbose   ) opt_v=yes; shift ;;
         -m | --multicast ) opt_m=yes; shift ;;
         * ) break ;;
     esac
 done
 #   special "Nil UUID"
 UUID_NIL="00000000-0000-0000-0000-000000000000"
 #   Query Dynamic Information
 do_query () {
     #   query RPM information
     query=":"
     for var in \
         l_openpkg_release \
         l_prefix \
         l_susr l_suid l_sgrp l_sgid \
         l_musr l_muid l_mgrp l_mgid \
         l_rusr l_ruid l_rgrp l_rgid \
         l_nusr l_nuid l_ngrp l_ngid; do
         query="$query; `echo $var | sed -e 's;^l_;Q_;'`=\"%{$var}\""
     done
     eval `$prog_rpm --eval "$query" 2>/dev/null`
     #   query OS information
     Q_platform=`$prog_shtool platform --type=binary 2>/dev/null |\
         sed -e 's;^\([^-][^-]*-[^.-][^.-]*\)\..*$;\1;'`
     if [ ".$Q_platform" = . ]; then
         Q_platform="unknown"
     fi
     Q_discriminator=`$prog_uuid -v1 | $prog_uuid -d -- - | awk '/node:.*global unicast/ { printf("mac:%s", $2); }'`
     if [ ".$Q_discriminator" = . ]; then
         Q_discriminator=`$prog_miniperl -e 'if (-f "/etc/openpkg") { printf("inode:%s", (stat("/etc/openpkg"))[1]); }' 2>/dev/null`
         if [ ".$Q_discriminator" = . ]; then
             Q_discriminator=`$prog_shtool echo -e 'fqdn:%h%d' 2>/dev/null`
         fi
     fi
 }
 #  Load Configuration
 do_load () {
     #   start with reasonable defaults
     UUID_REGISTRY="$UUID_NIL"
     UUID_INSTANCE="$UUID_NIL"
     UUID_PLATFORM="$UUID_NIL"
     #   load configuration (and override defaults)
     if [ -r $file_uuid ]; then
         if [ ".$opt_v" = .yes ]; then
             echo "uuid: loading UUID configuration file ($file_uuid)"
         fi
         . $file_uuid
     fi
     #   remember whether something was changed
     changed=no
 }
 #  Save Configuration
 do_save () {
     if [ ".$changed" = .yes ]; then
         #   save configuration
         if [ ".$opt_v" = .yes ]; then
             echo "uuid: saving UUID configuration file ($file_uuid)"
         fi
         if [ -f $file_uuid ] && [ ! -w $file_uuid ]; then
             echo "uuid:ERROR: cannot write to $file_uuid" 1>&2
             exit 1
         fi
         ( echo "UUID_REGISTRY=\"$UUID_REGISTRY\""
           echo "UUID_INSTANCE=\"$UUID_INSTANCE\""
           echo "UUID_PLATFORM=\"$UUID_PLATFORM\""
         ) >$file_uuid.new || exit $?
         n=`egrep 'UUID_(REGISTRY|INSTANCE|PLATFORM)="[0-9a-f-]*"' \
            $file_uuid.new | wc -l | awk '{ print $1; }'`
         if [ ".$n" != .3 ]; then
             echo "uuid:ERROR: failed to update $file_uuid" 1>&2
             rm -f $file_uuid.new
             exit 1
         fi
         cp $file_uuid.new $file_uuid || exit $?
         rm -f $file_uuid.new || true
         chown $musr:$mgrp $file_uuid >/dev/null 2>&1 || true
         chmod 644 $file_uuid >/dev/null 2>&1 || true
         #   remember that no more changes exist
         changed=no
     fi
 }
 #  Reset UUIDs
 do_reset () {
     #   reset all UUIDs to the "Nil UUID"
     if [ ".$UUID_REGISTRY" != ".$UUID_NIL" ]; then
         UUID_REGISTRY="$UUID_NIL"
         changed=yes
     fi
     if [ ".$UUID_INSTANCE" != ".$UUID_NIL" ]; then
         UUID_INSTANCE="$UUID_NIL"
         changed=yes
     fi
     if [ ".$UUID_PLATFORM" != ".$UUID_NIL" ]; then
         UUID_PLATFORM="$UUID_NIL"
         changed=yes
     fi
 }
 #   Update UUIDs
 do_update () {
     #   update registry UUID
     if [ ".$UUID_REGISTRY" = ".$UUID_NIL" -o ".$UUID_REGISTRY" = . ]; then
         opt=""
         if [ ".$opt_m" = .yes ]; then
             opt="-m"
         fi
         if [ ".$opt_v" = .yes ]; then
             echo "uuid: calculating OpenPKG Registry UUID (UUID_REGISTRY):"
             echo "uuid: << $prog_uuid -v1 $opt"
         fi
         uuid=`$prog_uuid -v1 $opt`
         if [ ".$UUID_REGISTRY" != ".$uuid" -a ".$uuid" != . ]; then
             UUID_REGISTRY="$uuid"
             if [ ".$opt_v" = .yes ]; then
                 echo "uuid: >> $UUID_REGISTRY (NOT REPEATABLE)"
             fi
             changed=yes
         fi
     fi
     #   update instance UUID
     name="${Q_openpkg_release}"
     name="$name:${Q_prefix}"
     name="$name:${Q_susr}:${Q_suid}:${Q_sgrp}:${Q_sgid}"
     name="$name:${Q_musr}:${Q_muid}:${Q_mgrp}:${Q_mgid}"
     name="$name:${Q_rusr}:${Q_ruid}:${Q_rgrp}:${Q_rgid}"
     name="$name:${Q_nusr}:${Q_nuid}:${Q_ngrp}:${Q_ngid}"
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: querying OpenPKG Instance OID"
         echo "uuid: << $prog_rpm --eval '%{l_openpkg_oid_instance}'"
     fi
     OID_NS_INSTANCE="`$prog_rpm --eval '%{l_openpkg_oid_instance}'`"
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: >> $OID_NS_INSTANCE"
     fi
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: calculating OpenPKG Instance Namespace UUID"
         echo "uuid: << $prog_uuid -v3 ns:OID \"$OID_NS_INSTANCE\""
     fi
     UUID_NS_INSTANCE=`$prog_uuid -v3 ns:OID "$OID_NS_INSTANCE"`
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: >> $UUID_NS_INSTANCE"
     fi
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: calculating OpenPKG Instance UUID (UUID_INSTANCE):"
         echo "uuid: << $prog_uuid -v3 \"$UUID_NS_INSTANCE\" \"$name\""
     fi
     uuid=`$prog_uuid -v3 "$UUID_NS_INSTANCE" "$name"`
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: >> $uuid"
     fi
     if [ ".$UUID_INSTANCE" != ".$uuid" -a ".$uuid" != . ]; then
         UUID_INSTANCE="$uuid"
         changed=yes
     fi
     #   update platform UUID
     name="${Q_platform}"
     name="$name:${Q_discriminator}"
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: querying OpenPKG Platform OID"
         echo "uuid: << $prog_rpm --eval '%{l_openpkg_oid_platform}'"
     fi
     OID_NS_PLATFORM="`$prog_rpm --eval '%{l_openpkg_oid_platform}'`"
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: >> $OID_NS_PLATFORM"
     fi
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: calculating OpenPKG Platform Namespace UUID"
         echo "uuid: << $prog_uuid -v3 ns:OID \"$OID_NS_PLATFORM\""
     fi
     UUID_NS_PLATFORM=`$prog_uuid -v3 ns:OID "$OID_NS_PLATFORM"`
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: >> $UUID_NS_PLATFORM"
     fi
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: calculating OpenPKG Platform UUID (UUID_PLATFORM):"
         echo "uuid: << $prog_uuid -v3 \"$UUID_NS_PLATFORM\" \"$name\""
     fi
     uuid=`$prog_uuid -v3 "$UUID_NS_PLATFORM" "$name"`
     if [ ".$opt_v" = .yes ]; then
         echo "uuid: >> $uuid"
     fi
     if [ ".$UUID_PLATFORM" != ".$uuid" -a ".$uuid" != . ]; then
         UUID_PLATFORM="$uuid"
         changed=yes
     fi
 }
 #   Info about input and resulting UUIDs
 do_info () {
     echo "OpenPKG Summary of Identification Information"
     echo "============================================="
     echo ""
     echo "OpenPKG Registry"
     time=""; clock=""; node=""
     eval `$prog_uuid -d "$UUID_REGISTRY" 2>/dev/null |\
           sed -e 's/^/X/' \
               -e 's/X.*time:  *\(.*\)$/time="\1";/' \
               -e 's/X.*clock:  *\(.*\)$/clock="\1";/' \
               -e 's/X.*node:  *\(.*\)$/node="\1";/' \
               -e 's/^X.*//'`
     echo "    System Time:           ${time:-unknown}"
     echo "    System Clock Sequence: ${clock:-unknown}"
     echo "    System Node Address:   ${node:-unknown}"
     echo "    UUID_REGISTRY:         $UUID_REGISTRY"
     echo ""
     echo "OpenPKG Instance"
     echo "    Release:               ${Q_openpkg_release}"
     echo "    Prefix:                ${Q_prefix}"
     echo "    Super Account:         ${Q_susr}(${Q_suid}):${Q_sgrp}(${Q_sgid})"
     echo "    Management Account:    ${Q_musr}(${Q_muid}):${Q_mgrp}(${Q_mgid})"
     echo "    Restricted Account:    ${Q_rusr}(${Q_ruid}):${Q_rgrp}(${Q_rgid})"
     echo "    Nonprivileged Account: ${Q_nusr}(${Q_nuid}):${Q_ngrp}(${Q_ngid})"
     echo "    UUID_INSTANCE:         $UUID_INSTANCE"
     echo ""
     echo "OpenPKG Platform"
     echo "    Platform Id:           $Q_platform"
     echo "    Discriminator:         $Q_discriminator"
     echo "    UUID_PLATFORM:         $UUID_PLATFORM"
     echo ""
     echo "(run \"$0 --verbose update\" to reproduce the UUID generation)"
 }
 #   Command Line Dispatching
 cmd="$1"
 shift
 case "$cmd" in
     reset )
         do_load; do_reset; do_save
         ;;
     update )
         do_query; do_load; do_update; do_save
         ;;
     info )
         do_query; do_load; do_info
         ;;
     * )
         echo "uuid:ERROR: invalid command \"$cmd\"" 1>&2
         exit 1
         ;;
 esac

OpenPKG Specs / annotate

openpkg/uuid.sh@a2c6460cfb16 (annotated)

openpkg/uuid.sh