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Updated generate_key tool to generate both public and private key files

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Salvatore Ingala
2019-10-11 12:28:07 +07:00
parent 41453bd271
commit 9a103ad751
1 changed files with 11 additions and 6 deletions
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17
apps/generate_key.py
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@@ -2,15 +2,20 @@ import ecdsa
import os.path
from sys import exit
# Simple tool to generate an ECDSA private key using the secp256k1 curve and save it to signing_key.pem
# Simple tool to generate an ECDSA private key using the secp256k1 curve and save private and public keys
# as signing_key_priv.pem and signing_key_pub.pem
FILE_NAME = 'signing_key.pem'
FILE_NAME_PRIV = 'signing_key_priv.pem'
FILE_NAME_PUB = 'signing_key_pub.pem'
if __name__ == '__main__':
if os.path.exists(FILE_NAME):
print("A key with name \"{}\" already exists. Aborting.".format(FILE_NAME))
if os.path.exists(FILE_NAME_PRIV):
print("A key with name \"{}\" already exists. Aborting.".format(FILE_NAME_PRIV))
exit(1)
sk = ecdsa.SigningKey.generate(curve=ecdsa.SECP256k1)
open(FILE_NAME, 'wb').write(sk.to_pem())
print("Saved key \"{}\".".format(FILE_NAME))
pk = sk.get_verifying_key()
open(FILE_NAME_PRIV, 'wb').write(sk.to_pem())
open(FILE_NAME_PUB, 'wb').write(pk.to_pem())
print("Saved private key \"{}\" and public key \"{}\".".format(FILE_NAME_PRIV, FILE_NAME_PUB))