Unused in Dogecoin. 🐕

This commit is contained in:
Sporklin 2015-08-23 08:50:19 -04:00 committed by J Ross Nicoll
parent 76f63a091f
commit 762c60eb82
2 changed files with 0 additions and 125 deletions

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### Verify SF Binaries ###
This script attempts to download the signature file `SHA256SUMS.asc` from https://bitcoin.org.
It first checks if the signature passes, and then downloads the files specified in the file, and checks if the hashes of these files match those that are specified in the signature file.
The script returns 0 if everything passes the checks. It returns 1 if either the signature check or the hash check doesn't pass. If an error occurs the return value is 2.

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#!/bin/bash
### This script attempts to download the signature file SHA256SUMS.asc from bitcoin.org
### It first checks if the signature passes, and then downloads the files specified in
### the file, and checks if the hashes of these files match those that are specified
### in the signature file.
### The script returns 0 if everything passes the checks. It returns 1 if either the
### signature check or the hash check doesn't pass. If an error occurs the return value is 2
function clean_up {
for file in $*
do
rm "$file" 2> /dev/null
done
}
WORKINGDIR="/tmp/bitcoin"
TMPFILE="hashes.tmp"
#this URL is used if a version number is not specified as an argument to the script
SIGNATUREFILE="https://bitcoin.org/bin/0.9.2.1/SHA256SUMS.asc"
SIGNATUREFILENAME="SHA256SUMS.asc"
RCSUBDIR="test/"
BASEDIR="https://bitcoin.org/bin/"
VERSIONPREFIX="bitcoin-"
RCVERSIONSTRING="rc"
if [ ! -d "$WORKINGDIR" ]; then
mkdir "$WORKINGDIR"
fi
cd "$WORKINGDIR"
#test if a version number has been passed as an argument
if [ -n "$1" ]; then
#let's also check if the version number includes the prefix 'bitcoin-',
# and add this prefix if it doesn't
if [[ $1 == "$VERSIONPREFIX"* ]]; then
VERSION="$1"
else
VERSION="$VERSIONPREFIX$1"
fi
#now let's see if the version string contains "rc", and strip it off if it does
# and simultaneously add RCSUBDIR to BASEDIR, where we will look for SIGNATUREFILENAME
if [[ $VERSION == *"$RCVERSIONSTRING"* ]]; then
BASEDIR="$BASEDIR${VERSION/%-$RCVERSIONSTRING*}/"
BASEDIR="$BASEDIR$RCSUBDIR"
else
BASEDIR="$BASEDIR$VERSION/"
fi
SIGNATUREFILE="$BASEDIR$SIGNATUREFILENAME"
else
BASEDIR="${SIGNATUREFILE%/*}/"
fi
#first we fetch the file containing the signature
WGETOUT=$(wget -N "$BASEDIR$SIGNATUREFILENAME" 2>&1)
#and then see if wget completed successfully
if [ $? -ne 0 ]; then
echo "Error: couldn't fetch signature file. Have you specified the version number in the following format?"
echo "[bitcoin-]<version>-[rc[0-9]] (example: bitcoin-0.9.2-rc1)"
echo "wget output:"
echo "$WGETOUT"|sed 's/^/\t/g'
exit 2
fi
#then we check it
GPGOUT=$(gpg --yes --decrypt --output "$TMPFILE" "$SIGNATUREFILENAME" 2>&1)
#return value 0: good signature
#return value 1: bad signature
#return value 2: gpg error
RET="$?"
if [ $RET -ne 0 ]; then
if [ $RET -eq 1 ]; then
#and notify the user if it's bad
echo "Bad signature."
elif [ $RET -eq 2 ]; then
#or if a gpg error has occurred
echo "gpg error. Do you have Gavin's code signing key installed?"
fi
echo "gpg output:"
echo "$GPGOUT"|sed 's/^/\t/g'
clean_up $SIGNATUREFILENAME $TMPFILE
exit "$RET"
fi
#here we extract the filenames from the signature file
FILES=$(awk '{print $2}' "$TMPFILE")
#and download these one by one
for file in in $FILES
do
wget --quiet -N "$BASEDIR$file"
done
#check hashes
DIFF=$(diff <(sha256sum $FILES) "$TMPFILE")
if [ $? -eq 1 ]; then
echo "Hashes don't match."
echo "Offending files:"
echo "$DIFF"|grep "^<"|awk '{print "\t"$3}'
exit 1
elif [ $? -gt 1 ]; then
echo "Error executing 'diff'"
exit 2
fi
#everything matches! clean up the mess
clean_up $FILES $SIGNATUREFILENAME $TMPFILE
exit 0