Merge branch 'expiry' into 'master'

Block time handling improvements

See merge request beardog/Onionr!16
master
Kevin 2018-12-16 05:36:47 +00:00
commit 66da0b87cf
6 changed files with 10 additions and 31 deletions

0
.gitmodules vendored Normal file
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@ -82,7 +82,6 @@ class OnionrCommunicatorDaemon:
# daemon tools are misc daemon functions, e.g. announce to online peers
# intended only for use by OnionrCommunicatorDaemon
#self.daemonTools = onionrdaemontools.DaemonTools(self)
self.daemonTools = onionrdaemontools.DaemonTools(self)
self._chat = onionrchat.OnionrChat(self)

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@ -679,7 +679,6 @@ class Core:
'''
retData = False
# check nonce
dataNonce = self._utils.bytesToStr(self._crypto.sha3Hash(data))
try:

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@ -33,9 +33,7 @@ class OnionrCrypto:
self._keyFile = self._core.dataDir + 'keys.txt'
self.pubKey = None
self.privKey = None
self.secrets = secrets
self.deterministicRequirement = 25 # Min deterministic password/phrase length
self.HASH_ID_ROUNDS = 2000
self.keyManager = keymanager.KeyManager(self)
@ -99,7 +97,6 @@ class OnionrCrypto:
def pubKeyEncrypt(self, data, pubkey, anonymous=True, encodedData=False):
'''Encrypt to a public key (Curve25519, taken from base32 Ed25519 pubkey)'''
retVal = ''
try:
pubkey = pubkey.encode()
except AttributeError:
@ -198,7 +195,7 @@ class OnionrCrypto:
private_key = nacl.signing.SigningKey.generate()
public_key = private_key.verify_key.encode(encoder=nacl.encoding.Base32Encoder())
return (public_key.decode(), private_key.encode(encoder=nacl.encoding.Base32Encoder()).decode())
def generateDeterministic(self, passphrase, bypassCheck=False):
'''Generate a Ed25519 public key pair from a password'''
passStrength = self.deterministicRequirement
@ -212,7 +209,7 @@ class OnionrCrypto:
salt = b"U81Q7llrQcdTP0Ux" # Does not need to be unique or secret, but must be 16 bytes
ops = nacl.pwhash.argon2id.OPSLIMIT_SENSITIVE
mem = nacl.pwhash.argon2id.MEMLIMIT_SENSITIVE
key = kdf(nacl.secret.SecretBox.KEY_SIZE, passphrase, salt, opslimit=ops, memlimit=mem)
key = nacl.public.PrivateKey(key, nacl.encoding.RawEncoder())
publicKey = key.public_key
@ -285,6 +282,6 @@ class OnionrCrypto:
logger.debug("Invalid token, bad proof")
return retData
def safeCompare(self, one, two):
return hmac.compare_digest(one, two)

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@ -23,7 +23,6 @@ import nacl.signing, nacl.encoding
from onionrblockapi import Block
import onionrexceptions
from onionr import API_VERSION
from defusedxml import minidom
import onionrevents
import pgpwords, onionrusers, storagecounter
if sys.version_info < (3, 6):
@ -372,6 +371,7 @@ class OnionrUtils:
pass
# Validate metadata dict for invalid keys to sizes that are too large
maxAge = config.get("general.max_block_age", 2678400)
if type(metadata) is dict:
for i in metadata:
try:
@ -392,6 +392,11 @@ class OnionrUtils:
if not self.isIntegerString(metadata[i]):
logger.warn('Block metadata time stamp is not integer string')
break
if (metadata[i] - self.getEpoch()) > 30:
logger.warn('Block metadata time stamp is set for the future, which is not allowed.')
break
if (self.getEpoch() - metadata[i]) > maxAge:
logger.warn('Block is older than allowed: %s' % (maxAge,))
elif i == 'expire':
try:
assert int(metadata[i]) > self.getEpoch()
@ -653,28 +658,6 @@ class OnionrUtils:
retData = False
return retData
def getNistBeaconSalt(self, torPort=0, rounding=3600):
'''
Get the token for the current hour from the NIST randomness beacon
'''
if torPort == 0:
try:
sys.argv[2]
except IndexError:
raise onionrexceptions.MissingPort('Missing Tor socks port')
retData = ''
curTime = self.getRoundedEpoch(rounding)
self.nistSaltTimestamp = curTime
data = self.doGetRequest('https://beacon.nist.gov/rest/record/' + str(curTime), port = torPort)
dataXML = minidom.parseString(data, forbid_dtd = True, forbid_entities = True, forbid_external = True)
try:
retData = dataXML.getElementsByTagName('outputValue')[0].childNodes[0].data
except ValueError:
logger.warn('Failed to get the NIST beacon value.')
else:
self.powSalt = retData
return retData
def strToBytes(self, data):
try:
data = data.encode()

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@ -6,6 +6,7 @@
"minimum_send_pow": 5,
"socket_servers": false,
"security_level": 0,
"max_block_age": 2678400,
"public_key": ""
},