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|
#!/bin/sh
decrypt_ssl () {
local key tmpkey rc tries maxtries
key="$1"
rc=0
tmpkey=$(tempfile)
maxtries=3
echo "Performing (deprecated) two-pass-ssl decryption" >&2
tries=0
while [ $tries -lt $maxtries ]; do
if /usr/bin/openssl enc -aes256 -d -salt -in $key -out $tmpkey > /dev/null 2>&1; then
break
fi
tries=$(( $tries + 1))
done
if [ $tries -eq $maxtries ]; then
echo "Maximum number of tries exceeded" >&2
exit 1
fi
tries=0
while [ $tries -lt 3 ]; do
if /usr/bin/openssl dsa -in $tmpkey 2> /dev/null; then
break
fi
tries=$(( $tries + 1))
done
rm -f "$tmpkey"
if [ $tries -eq $maxtries ]; then
echo "Maximum number of tries exceeded" >&2
exit 1
fi
return 0
}
if [ -z "$1" ]; then
exit 1
fi
decrypt_ssl "$1"
exit $?
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