Update IPFS pin

sh

#!/bin/bash
DIR=$1
CIDFILE="$1_cid"
IPFSOPTS="--nocopy"
DNSLINK_UPDATE="~/scripts/dnslink.sh"

if [ -f $CIDFILE ]; then
    CID=`cat $CIDFILE`
    echo "Current CID=$CID"
else
    CID=`ipfs add -r $DIR $IPFSOPTS -Q`
    echo "Computed CID = $CID"
    echo $CID > $CIDFILE
fi

echo "Starting watching $DIR for changes"

while true; do
    inotifywait -e modify,delete,move,close_write -r $DIR
    ipfs pin rm $CID
    NEWCID=`ipfs add -r $DIR $IPFSOPTS -Q`
    echo "updated $CID -> $NEWCID"
    CID=$NEWCID
    $DNSLINK_UPDATE $CID
    echo $CID > $CIDFILE
done