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Add verify method to manifest script to check signature
This commit is contained in:
wilsonianb
2016-01-13 15:44:47 -08:00
committed by Edward Hennis
parent a67e4ab9f1
commit 749b4adc7c
13 changed files with 155 additions and 8 deletions
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23
bin/python/ripple/util/Sign.py
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@@ -22,6 +22,9 @@ Usage:
sign <sequence> <validator-public> <master-secret>
Create a new signed manifest with the given sequence
number, validator public key, and master secret key.
verify <sequence> <validator-public> <signature> <master-public>
Verify hex-encoded manifest signature with master public key.
"""
def prepend_length_byte(b):
@@ -113,6 +116,16 @@ def get_signature(seq, validator_public_key_human, private_key_human):
m1 = sign_manifest(m, private_key, pk)
return base64.b64encode(m1)
def verify_signature(seq, validator_public_key_human, public_key_human, signature):
v, validator_public_key = Base58.decode_version(validator_public_key_human)
check_validator_public(v, validator_public_key)
v, public_key = Base58.decode_version(public_key_human)
m = make_manifest(public_key, validator_public_key, seq)
public_key = public_key[1:] # Remove ED25519_BYTE
sig = signature.decode('hex')
ed25519.checkvalid(sig, 'MAN\0' + m, public_key)
# Testable versions of functions.
def perform_create(urandom=os.urandom, print=print):
@@ -131,6 +144,12 @@ def perform_sign(
print(wrap(get_signature(
int(seq), validator_public_key_human, private_key_human)))
def perform_verify(
seq, validator_public_key_human, public_key_human, signature, print=print):
verify_signature(
int(seq), validator_public_key_human, public_key_human, signature)
print('Signature valid for', public_key_human)
# Externally visible versions of functions.
def create():
perform_create()
@@ -141,6 +160,8 @@ def check(s):
def sign(seq, validator_public_key_human, private_key_human):
perform_sign(seq, validator_public_key_human, private_key_human)
def verify(seq, validator_public_key_human, public_key_human, signature):
perform_verify(seq, validator_public_key_human, public_key_human, signature)
def usage(*errors):
if errors:
@@ -148,7 +169,7 @@ def usage(*errors):
print(USAGE)
return not errors
_COMMANDS = dict((f.__name__, f) for f in (create, check, sign))
_COMMANDS = dict((f.__name__, f) for f in (create, check, sign, verify))
def run_command(args):
if not args: