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|
#!/bin/bash
# set -xe
if [ -z $1 ]
then
echo "Please provide a SHA512 hash"
exit 1
fi
if [ -z $2 ]
then
echo "Please an output filename"
exit 2
fi
echo $1 | grep ".\{128\}"
if [ $? -ne 0 ]
then
echo "Look, I asked for a SHA512 hash, please try again"
exit 1
fi
treeRootHash="$1"
outputFilename="$2"
fmrk="$AK_WORKDIR/fmrk"
ftr="$AK_WORKDIR/ftr"
# This would be a kind of bootstrap for remote downloads
#
#remoteMrk="http://z.kaotisk-hund.com:8610/mrk"
#remoteTr="http://z.kaotisk-hund.com:8610/tr"
#
pwd>.pwd
dirWeWere=$(cat .pwd)
# Enter temp folder
TEMPASSIN="$(ak-tempassin)"
cd $TEMPASSIN
findDepth(){
currentNode="$1"
if [ -f $fmrk/$currentNode ] && [ "$(du -b $fmrk/$currentNode | awk '{print $1}')" == "258" ]
then
fileHead="$(head -n 1 $fmrk/$currentNode)"
counter="$(expr $counter + 1)"
findDepth "$fileHead"
elif [ ! -f $fmrk/$currentNode ]
then
printf "%s" "$counter" > depth
else
exit 111
# Try to download stuff
# wget -s $remoteMrk/$currentNode -O $fmrk/$currentNode
# if [ "$?" -ne 0 ]
# then
# exit 111
# fi
# findDepth "$currentNode"
fi
}
currentNode="$treeRootHash"
counter=0
printf "%s" "$currentNode" > workspace.0
findDepth "$currentNode"
depth="$(expr `cat depth` + 1)"
counter="0"
printf "%s" "$depth"
if [ -f output ]
then
rm output
fi
touch output
while [ "$counter" != "$depth" ]
do
printf "Entering loop... %s %s\n" "$counter" "$depth"
while IFS="" read -r p || [ -n "$p" ]
do
nextLevel="$(expr $counter + 1)"
if [ "$p" == "" ]
then
echo hi
else
if [ -f $fmrk/$p ]
then
if [ "$(head -n 1 $fmrk/$p)" == "$(tail -n 1 $fmrk/$p)" ]
then
head -n 1 $fmrk/$p >> workspace.$nextLevel
else
cat $fmrk/$p >> workspace.$nextLevel
fi
elif [ -f $ftr/$p ]
then
cat $ftr/$p >> output
fi
fi
done < workspace.$counter
counter="$(expr $counter + 1)"
done
base64 -d output > $dirWeWere/$outputFilename
rm $dirWeWere/.pwd
printf "Recreation of $treeRootHash as $outputFilename succeeded!"
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