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Centralize duplicated crypto code

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jkingsman
2026-03-26 17:18:13 -07:00
parent 53f122e503
commit 650a24a68c
4 changed files with 36 additions and 60 deletions
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tests/test_community_mqtt.py
+5 -5
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@@ -19,11 +19,11 @@ from app.fanout.community_mqtt import (
_build_status_topic,
_calculate_packet_hash,
_decode_packet_fields,
_ed25519_sign_expanded,
_format_raw_packet,
_generate_jwt_token,
_get_client_version,
)
from app.keystore import ed25519_sign_expanded
from app.fanout.mqtt_community import (
_config_to_settings,
_publish_community_packet,
@@ -173,13 +173,13 @@ class TestEddsaSignExpanded:
def test_produces_64_byte_signature(self):
private_key, public_key = _make_test_keys()
message = b"test message"
sig = _ed25519_sign_expanded(message, private_key[:32], private_key[32:], public_key)
sig = ed25519_sign_expanded(message, private_key[:32], private_key[32:], public_key)
assert len(sig) == 64
def test_signature_verifies_with_nacl(self):
private_key, public_key = _make_test_keys()
message = b"hello world"
sig = _ed25519_sign_expanded(message, private_key[:32], private_key[32:], public_key)
sig = ed25519_sign_expanded(message, private_key[:32], private_key[32:], public_key)
signed_message = sig + message
verified = nacl.bindings.crypto_sign_open(signed_message, public_key)
@@ -187,8 +187,8 @@ class TestEddsaSignExpanded:
def test_different_messages_produce_different_signatures(self):
private_key, public_key = _make_test_keys()
sig1 = _ed25519_sign_expanded(b"msg1", private_key[:32], private_key[32:], public_key)
sig2 = _ed25519_sign_expanded(b"msg2", private_key[:32], private_key[32:], public_key)
sig1 = ed25519_sign_expanded(b"msg1", private_key[:32], private_key[32:], public_key)
sig2 = ed25519_sign_expanded(b"msg2", private_key[:32], private_key[32:], public_key)
assert sig1 != sig2