#!/bin/sh
# (c) 2019 KatolaZ <katolaz@freaknet.org>
# MIT License

FILEIN="${1:-/dev/stdin}"
TODAY="$(date +%Y%m%d)"
if [ "${FILEIN}" != '/dev/stdin' ]; then { 
	cat "${FILEIN}" | tee "${FILEIN}".bak > "${FILEIN}".new
	FILEOUT="${FILEIN}".new
} else {
	FILEOUT="$(basename $0).out"
}
fi

IFS='	'
while read -r D T S H P SH; do
	NSH="$(printf "$S\r\n"  | nc $H $P | shasum -a 256 | cut -d " " -f 1)"
	[ $? -eq 0 ] && 
	[ "${SH}" !=  "${NSH}" ] && {
		D="${TODAY}"
		SH="${NSH}"
	}
	printf "%s\t%s\t%s\t%s\t%s\t%s\n" "$D" "$T" "$S" "$H" "$P" "$SH"
done < "${FILEIN}" | sort -rnk1 -k2 | tee "${FILEOUT}" | \
	sed -r "s/^([0-9][0-9]*)	/1(\1) /g;s/	[a-f0-9][a-f0-9]*$//g" |\
	sort -rk1 -k2