search bitcoin tx for amounts

searchtx.sh

#!/bin/bash

if [ $# -ne 2 ]
then
	echo usage: $0 '[top|head|N] [tail|bottom|-M|M]'
	echo "       "-M means first arg minus integer M
	exit 1
fi

FIRST=$1; [ "$1" = "head" -o "$1" = "top" ] && \
FIRST=$( bitcoind getinfo|grep blocks|awk '{ print $3 }'|sed -e 's/,//g' )
echo using $FIRST as top search param

LAST=$2; [ "$2" = "tail" -o "$1" = "bottom" ] && LAST=1
[[ "$LAST" = -* ]] && LAST=$(( $FIRST + $LAST ))
echo using $LAST as bottom search param

INCR=1; [ $FIRST -gt $LAST ] && INCR=-1

for i in $( seq $FIRST $INCR $LAST )
do
	echo working on $i
	for j in $( bitcoind getblock $( bitcoind getblockhash $i ) \
		| grep -E '"[0-9a-f]{64}"'|grep -vE '(hash|root)' \
		|sed -e 's/"//g' -e "s/,//g" )
		do
			bitcoind getrawtransaction "$j" 1 | grep -E '("value"|txid)'
	done
done