#!/usr/bin/env python

# Run example
# ./scripts/show-verify-key ed25519 0 xjKlejLcLyTQg7Fxy/XGopUeF3W/l3/cRgpFe+edi0E

# Use this to generate a signing key and verify key for use in sydent
# configurations.

# The signing key is generally used in "ed25519.signingkey" in the sydent config

import signedjson.key
import sys

# allow the value to still work if it's entered as three params or one quoted
# Canonicalises it here into one string
sk_str = ' '.join(sys.argv[1:])
# Then splits back out into 3
sk_parts = sk_str.split(' ',3)

signing_key = signedjson.key.decode_signing_key_base64(sk_parts[0],sk_parts[1],sk_parts[2])

print "signing key: %s " % sk_str
pk_str = signedjson.key.encode_verify_key_base64(signing_key.verify_key)
print "verify key: %s" % pk_str