231 lines
6.1 KiB
Bash
231 lines
6.1 KiB
Bash
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#!/bin/bash
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config=$1
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target=$2
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debug="false"
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rma=""
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if [ "x$debug" == "xtrue" ] ; then
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rma="-v"
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fi
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debug(){
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if [ "x$debug" == "xtrue" ] ; then
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echo "$1"
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fi
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}
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#we should be pretty strict about removing once used (even "used" [with fail]) config file, as it may corrupt another installation
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clean(){
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debug "cleanup: removing $config"
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rm -rf $config
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}
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if [ "x" == "x$config" ] ; then
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debug "no config file specified"
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exit 1
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fi
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if [ ! -f "$config" ] ; then
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debug "$config file do not exists"
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# expected case, when no migration happened
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exit 0
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fi
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if [ "x" == "x$target" ] ; then
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debug "no target dir specified"
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clean
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exit 2
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fi
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if [ ! -d "$target" ] ; then
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debug "$target is not directory"
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clean
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exit 22
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fi
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source=`cat $config`
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if [ "x" == "x$source" ] ; then
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debug "no information in $config"
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clean
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exit 3
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fi
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if [ ! -d "$source" ] ; then
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debug "$source from $config is not directory"
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clean
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exit 33
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fi
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listLinks(){
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find $1 -type l -print0 | xargs -0 ls -ld | sed "s; \+-> \+;_->_;g" | sed "s;.* $1;$1;"
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}
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printIfExists(){
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if [ -e $ffileCandidate ] ; then
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echo $1
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else
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# stdout can be captured, therefore stderr
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debug "skipping not-existing link-target-dir $1" 1>&2
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fi
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}
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createListOfLinksTargetsDirectories(){
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pushd $source >/dev/null 2>&1
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local links=`listLinks $1`
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for x in $links ; do
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echo "$x" | grep "jre-abrt" > /dev/null
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if [ $? -eq 0 ] ; then
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continue
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fi
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local ffileCandidate=$(echo $x | sed "s/.*_->_//") ;
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# ignoring relative paths as they may lead who know where later
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# there can be simlink relative to position, so push is not catching all
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if [ "$ffileCandidate" != "${ffileCandidate#/}" ] ; then
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if [ -d $ffileCandidate ] ; then
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# should we accept the links to directories themselves?
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printIfExists $ffileCandidate
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else
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printIfExists `dirname $ffileCandidate`
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fi
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fi
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done | sort | uniq
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popd >/dev/null 2>&1
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}
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sourceLinks=`listLinks $source`
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targetLinks=`listLinks $target`
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sourceLinksDirsTarget=`createListOfLinksTargetsDirectories $source`
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targetLinksDirsTarget=`createListOfLinksTargetsDirectories $target`
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debug "source: $source"
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debug "target: $target"
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debug "sourceLinks:
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$sourceLinks"
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debug "targetLinks:
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$targetLinks"
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debug "sourceLinksDirsTarget:
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$sourceLinksDirsTarget"
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debug "targetLinksDirsTarget:
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$targetLinksDirsTarget"
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sourceSearchPath="$source $sourceLinksDirsTarget"
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targetSearchPath="$target $targetLinksDirsTarget"
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work(){
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if [ "X$1" == "Xrpmnew" -o "X$1" == "Xrpmorig" ] ; then
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debug "Working with $1 (1)"
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else
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debug "unknown parameter: $1"
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return 1
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fi
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local files=`find $targetSearchPath | grep "\\.$1$"`
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for file in $files ; do
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local sf1=`echo $file | sed "s/\\.$1$//"`
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local sf2=`echo $sf1 | sed "s/$targetName/$srcName/"`
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# was file modified in origianl installation?
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rpm -Vf $source | grep -q $sf2
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if [ $? -gt 0 ] ; then
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if [ "X$1" == "Xrpmnew" ] ; then
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debug "$sf2 was NOT modified, removing possibly corrupted $sf1 and renaming from $file"
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mv $rma -f $file $sf1
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if [ $? -eq 0 ] ; then
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echo "restored $file to $sf1"
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else
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echo "FAILED to restore $file to $sf1"
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fi
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fi
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if [ "X$1" == "Xrpmorig" ] ; then
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debug "$sf2 was NOT modified, removing possibly corrupted $file"
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rm $rma $file
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fi
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else
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debug "$sf2 was modified, keeping $file, and removing the duplicated original"
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# information is now backuped, in new directory anyway. Removing future rpmsave to allow rpm -e
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rm -f $rma $sf2
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# or its corresponding backup
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rm -f $rma $sf2.$1
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fi
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done
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}
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srcName=`basename $source`
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targetName=`basename $target`
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work rpmnew
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work rpmorig
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debug "Working with rpmorig (2)"
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# simply moving old rpmsaves to new dir
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# fix for config (replace) leftovers
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files=`find $sourceSearchPath | grep "\\.rpmorig$"`
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for file in $files ; do
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rpmsaveTarget=`echo $file | sed "s/$srcName/$targetName/"`
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debug "relocating $file to $rpmsaveTarget"
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if [ -e $rpmsaveTarget ] ; then
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rm $rma $file
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else
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mv $rma $file $rpmsaveTarget
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fi
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done
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debug "Working with rpmsave (1)"
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files=`find $sourceSearchPath | grep "\\.rpmsave$"`
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for file in $files ; do
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rpmsaveTarget=`echo $file | sed "s/$srcName/$targetName/"`
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debug "relocating $file to $rpmsaveTarget"
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if [ -e $rpmsaveTarget ] ; then
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rm $rma $file
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else
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mv $rma $file $rpmsaveTarget
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fi
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done
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#warning: file /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.131-11.b12.el7.x86_64-debug/jre/lib/applet: remove failed: No such file or directory
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#warning: file /usr/lib/jvm/java-1.8.0-openjdk-1.8.0.131-11.b12.el7.x86_64-debug/jre/lib/amd64/client: remove failed: No such file or directory
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#warning: file /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.171-2.6.13.2.el7.x86_64/jre/lib/amd64/xawt: remove failed: No such file or directory
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#those dirs might be mepty by installtion, filling to not be rmeoved later
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#use exported CJC_BLACKDIRS_ADD to extend it in runtime/spec file
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blackdirs=""
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internal_blackdirs="jre/lib/applet jre/lib/*/client jre/lib/locale/*/LC_MESSAGES jre/lib/*/xawt jre/javaws properties/version properties jre/lib/endorsed jre/lib/boot lib/missioncontrol/p2/org.eclipse.equinox.p2.engine/profileRegistry/JMC.profile/.data"
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for x in $internal_blackdirs $CJC_BLACKDIRS_ADD ; do
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blackdirs="$blackdirs $source/$x"
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done
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for blackdir in $blackdirs; do
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if [ -e $blackdir ] ; then
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debug "nasty $blackdir exists, filling"
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touch $blackdir/C-J-C_placeholder
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else
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debug "nasty $blackdir DONT exists, ignoring"
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fi
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done
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debug "cleaning legacy leftowers"
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if [ "x$debug" == "xtrue" ] ; then
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find $sourceSearchPath -empty -type d -delete
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rmdir $rma $sourceSearchPath
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else
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find $sourceSearchPath -empty -type d -delete 2>/dev/null >/dev/null
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rmdir $rma $sourceSearchPath 2>/dev/null >/dev/null
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fi
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# and remove placeholders
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for blackdir in $blackdirs; do
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if [ -e $blackdir ] ; then
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debug "nasty $blackdir exists, cleaning placeholder"
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rm $blackdir/C-J-C_placeholder
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else
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debug "nasty $blackdir DONT exists, ignoring again"
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fi
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done
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clean
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