diff --git a/customscripts/randomtoken b/customscripts/randomtoken index 5b8f602..23a085c 100644 --- a/customscripts/randomtoken +++ b/customscripts/randomtoken @@ -1,4 +1,31 @@ #!/bin/bash -# uses /dev/urandom for quality 128 random bits (16 bytes) -# hashed with sha256 then cleaned up with awk -dd if=/dev/urandom bs=1 count=16 status=none | sha256sum | awk '{print $1}' \ No newline at end of file +# usage: randomtoken [bytes] [mode] +# defaults: bytes=16, mode=hex +# modes: hex, sha256, sha512, md5, base64, raw + +# handle args and defaults +if [ "$#" -ne 2 ]; then + bytes=16 + mode=hex +else + bytes=$1 + mode=$2 +fi + +# generate token +if [ "$mode" = "sha256" ]; then + dd if=/dev/urandom bs=1 count=$bytes status=none | sha256sum | awk '{print $1}' +elif [ "$mode" = "sha512" ]; then + dd if=/dev/urandom bs=1 count=$bytes status=none | sha512sum | awk '{print $1}' +elif [ "$mode" = "md5" ]; then + dd if=/dev/urandom bs=1 count=$bytes status=none | md5sum | awk '{print $1}' +elif [ "$mode" = "base64" ]; then + dd if=/dev/urandom bs=1 count=$bytes status=none | base64 | awk '{print $1}' +elif [ "$mode" = "raw" ]; then + dd if=/dev/urandom bs=1 count=$bytes status=none +elif [ "$mode" = "hex" ]; then + dd if=/dev/urandom bs=1 count=$bytes status=none | xxd -p +else + echo "Unknown mode: $mode" + exit 1 +fi \ No newline at end of file