def testFullSigning():
# stored securely/privately
seed = randombytes(32)
# generates key pair based on seed
sk = SigningKey(seed=seed)
# helper for signing
signer = Signer(sk)
# this is the public key used to verify signatures (securely shared before-hand with recipient)
verkey = signer.verhex
# the message to be signed
msg = b'1234'
# the signature
sig = signer.signature(msg)
# helper for verification
vr = Verifier(verkey)
# verification
isVerified = vr.verify(sig, msg)
assert isVerified
def testFullSigning():
# stored securely/privately
seed = randombytes(32)
# generates key pair based on seed
sk = SigningKey(seed=seed)
# helper for signing
signer = Signer(sk)
# this is the public key used to verify signatures (securely shared before-hand with recipient)
verkey = signer.verhex
# the message to be signed
msg = b'1234'
# the signature
sig = signer.signature(msg)
# helper for verification
vr = Verifier(verkey)
# verification
isVerified = vr.verify(sig, msg)
assert isVerified
def keysAndNames():
alphaSigner = Signer()
betaSigner = Signer()
alphaPrikey = ed25519SkToCurve25519(alphaSigner.keyraw)
betaPrikey = ed25519SkToCurve25519(betaSigner.keyraw)
alphaPubkey = ed25519PkToCurve25519(alphaSigner.verraw)
betaPubkey = ed25519PkToCurve25519(betaSigner.verraw)
alphaName = 'alpha'
betaName = 'beta'
return alphaSigner.keyhex, alphaPrikey, alphaSigner.verhex, alphaPubkey, \
alphaName, betaSigner.keyhex, betaPrikey, betaSigner.verhex, \
betaPubkey, betaName
def initLocalKeep(name, baseDir, pkseed, sigseed, override=False):
"""
Initialize RAET local keep. Write local role data to file.
:param name: name of the node
:param baseDir: base directory
:param pkseed: seed to generate public and private key pair
:param sigseed: seed to generate signing and verification key pair
:param override: overwrite the local role.json file if already exists
:return: tuple(public key, verification key)
"""
rolePath = os.path.join(baseDir, name, "role", "local", "role.json")
if os.path.isfile(rolePath):
if not override:
raise FileExistsError("Keys exists for local role {}".format(name))
if not isinstance(pkseed, bytes):
pkseed = pkseed.encode()
if not isinstance(sigseed, bytes):
sigseed = sigseed.encode()
priver = Privateer(pkseed)
signer = Signer(sigseed)
keep = RoadKeep(stackname=name, baseroledirpath=baseDir)
prikey, pubkey = priver.keyhex, priver.pubhex
sigkey, verkey = signer.keyhex, signer.verhex
data = OrderedDict([("role", name), ("prihex", prikey),
("sighex", sigkey)])
keep.dumpLocalRoleData(data)
return pubkey.decode(), verkey.decode()
def __init__(self, identifier=None, seed=None, alias=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly
references this client
:param seed: the seed used to generate a signing key.
"""
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
verraw = self.naclSigner.verraw
if identifier:
self._identifier = identifier
self._verkey = rawToFriendly(verraw)
self.abbreviated = False
else:
self._identifier = rawToFriendly(verraw[:16])
self._verkey = rawToFriendly(verraw[16:])
self.abbreviated = True
self._alias = alias
def __init__(self, identifier=None, seed=None, alias=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly
references this client
:param seed: the seed used to generate a signing key.
"""
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
# this is the public key used to verify signatures (securely shared
# before-hand with recipient)
self.verkey = hexToFriendly(hexlify(self.naclSigner.verraw))
self._identifier = identifier or self.verkey
self._alias = alias
def __init__(self, identifier, seed=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly references this client
:param seed: the seed used to generate a signing key.
"""
self.identifier = identifier
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
# this is the public key used to verify signatures (securely shared
# before-hand with recipient)
self.verkey = self.naclSigner.verhex
self.verstr = base64_encode(self.naclSigner.keyraw).decode('utf-8')
def getEd25519AndCurve25519Keys(seed=None):
if seed:
seed = cleanSeed(seed)
signer = Signer(seed)
sigkey, verkey = signer.keyhex, signer.verhex
prikey, pubkey = hexlify(ed25519SkToCurve25519(signer.keyraw)), \
hexlify(ed25519PkToCurve25519(signer.verraw))
return (sigkey, verkey), (prikey, pubkey)
class SimpleSigner(Signer):
"""
A simple implementation of Signer.
This signer creates a public key and a private key using the seed value
provided in the constructor. It internally uses the NaclSigner to generate
the signature and keys.
"""
# TODO: Do we need both alias and identifier?
def __init__(self, identifier=None, seed=None, alias=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly
references this client
:param seed: the seed used to generate a signing key.
"""
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
# this is the public key used to verify signatures (securely shared
# before-hand with recipient)
self.verkey = hexToFriendly(hexlify(self.naclSigner.verraw))
self._identifier = identifier or self.verkey
self._alias = alias
@property
def alias(self) -> str:
return self._alias
@property
def identifier(self) -> str:
return self._identifier
@property
def seedHex(self) -> bytes:
return hexlify(self.seed)
def sign(self, msg: Dict) -> Dict:
"""
Return a signature for the given message.
"""
ser = serializeMsg(msg)
bsig = self.naclSigner.signature(ser)
sig = base58.b58encode(bsig)
return sig
class DidSigner(DidIdentity, Signer):
"""
A simple implementation of Signer for DIDs (Distributed Identifiers).
This signer creates a public key and a private key using the seed value
provided in the constructor. It internally uses the NaclSigner to generate
the signature and keys.
"""
# TODO: Do we need both alias and identifier?
def __init__(self, identifier=None, seed=None, alias=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly
references this client
:param seed: the seed used to generate a signing key.
"""
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
Signer.__init__(self)
DidIdentity.__init__(self,
identifier,
rawVerkey=self.naclSigner.verraw)
self._alias = alias
@property
def alias(self) -> str:
return self._alias
@alias.setter
def alias(self, value):
self._alias = value
@property
def seedHex(self) -> bytes:
return hexlify(self.seed)
def sign(self, msg: Dict) -> Dict:
"""
Return a signature for the given message.
"""
ser = serializeMsg(msg)
bsig = self.naclSigner.signature(ser)
sig = base58.b58encode(bsig)
return sig
def testKeyConversionFromEd25519ToCurve25519():
signer = Signer()
sk = signer.keyraw
vk = signer.verraw
# Check when keys are passed as raw bytes
secretKey = ed25519SkToCurve25519(sk)
publicKey = ed25519PkToCurve25519(vk)
assert PrivateKey(secretKey).public_key.__bytes__() == publicKey
assert ed25519PkToCurve25519(vk, toHex=True) == \
hexlify(PrivateKey(secretKey).public_key.__bytes__())
# Check when keys are passed as hex
secretKey = ed25519SkToCurve25519(hexlify(sk))
publicKey = ed25519PkToCurve25519(hexlify(vk))
assert PrivateKey(secretKey).public_key.__bytes__() == publicKey
class SimpleSigner(Signer):
"""
A simple implementation of Signer.
This signer creates a public key and a private key using the seed value provided in the constructor.
It internally uses the NaclSigner to generate the signature and keys.
"""
def __init__(self, identifier=None, seed=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly references this client
:param seed: the seed used to generate a signing key.
"""
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
# this is the public key used to verify signatures (securely shared
# before-hand with recipient)
self.verkey = self.naclSigner.verhex
self.verstr = base64_encode(self.naclSigner.verraw).decode('utf-8')
self._identifier = identifier or self.verstr
@property
def identifier(self) -> str:
return self._identifier
def sign(self, msg: Dict) -> Dict:
"""
Return a signature for the given message.
"""
ser = serializeForSig(msg)
bsig = self.naclSigner.signature(ser)
b64sig = base64_encode(bsig)
sig = b64sig.decode('utf-8')
return sig
class SimpleSigner(Signer):
"""
A simple implementation of Signer.
This signer creates a public key and a private key using the seed value provided in the constructor.
It internally uses the NaclSigner to generate the signature and keys.
"""
def __init__(self, identifier, seed=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly references this client
:param seed: the seed used to generate a signing key.
"""
self.identifier = identifier
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
# this is the public key used to verify signatures (securely shared
# before-hand with recipient)
self.verkey = self.naclSigner.verhex
self.verstr = base64_encode(self.naclSigner.keyraw).decode('utf-8')
def sign(self, msg: Mapping) -> Mapping:
"""
Return a signature for the given message.
"""
ser = serializeForSig(msg)
bsig = self.naclSigner.signature(ser)
b64sig = base64_encode(bsig)
sig = b64sig.decode('utf-8')
return sig
def __init__(self, identifier=None, seed=None, alias=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly
references this client
:param seed: the seed used to generate a signing key.
"""
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
Signer.__init__(self)
DidIdentity.__init__(self,
identifier,
rawVerkey=self.naclSigner.verraw)
self._alias = alias
def getLocalVerKey(roleName, baseDir=None):
sighex = getLocalRoleKeyByName(roleName, baseDir, 'sighex')
signer = Signer(sighex)
return signer.verhex.decode()
def bootstrapTestNodesCore(config, envName, appendToLedgers,
domainTxnFieldOrder, ips, nodeCount,
clientCount, nodeNum, startingPort):
baseDir = config.baseDir
if not os.path.exists(baseDir):
os.makedirs(baseDir, exist_ok=True)
if not ips:
ips = ['127.0.0.1'] * nodeCount
else:
ips = ips.split(",")
if len(ips) != nodeCount:
if len(ips) > nodeCount:
ips = ips[:nodeCount]
else:
ips += ['127.0.0.1'] * (nodeCount - len(ips))
if hasattr(config, "ENVS") and envName:
poolTxnFile = config.ENVS[envName].poolLedger
domainTxnFile = config.ENVS[envName].domainLedger
else:
poolTxnFile = config.poolTransactionsFile
domainTxnFile = config.domainTransactionsFile
poolLedger = Ledger(CompactMerkleTree(),
dataDir=baseDir,
fileName=poolTxnFile)
domainLedger = Ledger(
CompactMerkleTree(),
serializer=CompactSerializer(fields=domainTxnFieldOrder),
dataDir=baseDir,
fileName=domainTxnFile)
if not appendToLedgers:
poolLedger.reset()
domainLedger.reset()
steward1Nym = None
for num in range(1, nodeCount + 1):
stewardName = "Steward" + str(num)
sigseed = TestNetworkSetup.getSigningSeed(stewardName)
verkey = Signer(sigseed).verhex
stewardNym = TestNetworkSetup.getNymFromVerkey(verkey)
txn = {
TARGET_NYM: stewardNym,
TXN_TYPE: NYM,
ROLE: STEWARD,
ALIAS: stewardName,
TXN_ID: sha256(stewardName.encode()).hexdigest()
}
if num == 1:
steward1Nym = stewardNym
else:
# The first steward adds every steward
txn[f.IDENTIFIER.nm] = steward1Nym
domainLedger.add(txn)
nodeName = "Node" + str(num)
nodePort, clientPort = startingPort + (num * 2 - 1), startingPort \
+ (num * 2)
ip = ips[num - 1]
sigseed = TestNetworkSetup.getSigningSeed(nodeName)
if nodeNum == num:
_, verkey = initLocalKeep(nodeName, baseDir, sigseed, True)
verkey = verkey.encode()
print("This node with name {} will use ports {} and {} for "
"nodestack and clientstack respectively".format(
nodeName, nodePort, clientPort))
else:
verkey = Signer(sigseed).verhex
txn = {
TARGET_NYM: TestNetworkSetup.getNymFromVerkey(verkey),
TXN_TYPE: NODE,
f.IDENTIFIER.nm: stewardNym,
DATA: {
CLIENT_IP: ip,
ALIAS: nodeName,
CLIENT_PORT: clientPort,
NODE_IP: ip,
NODE_PORT: nodePort,
SERVICES: [VALIDATOR]
},
TXN_ID: sha256(nodeName.encode()).hexdigest()
}
poolLedger.add(txn)
for num in range(1, clientCount + 1):
clientName = "Client" + str(num)
sigseed = TestNetworkSetup.getSigningSeed(clientName)
verkey = Signer(sigseed).verhex
txn = {
f.IDENTIFIER.nm: steward1Nym,
TARGET_NYM: TestNetworkSetup.getNymFromVerkey(verkey),
TXN_TYPE: NYM,
ALIAS: clientName,
TXN_ID: sha256(clientName.encode()).hexdigest()
}
domainLedger.add(txn)
poolLedger.stop()
domainLedger.stop()
class DidSigner(Signer):
"""
A simple implementation of Signer for DIDs (Distributed Identifiers).
This signer creates a public key and a private key using the seed value
provided in the constructor. It internally uses the NaclSigner to generate
the signature and keys.
"""
# TODO: Do we need both alias and identifier?
def __init__(self, identifier=None, seed=None, alias=None):
"""
Initialize the signer with an identifier and a seed.
:param identifier: some identifier that directly or indirectly
references this client
:param seed: the seed used to generate a signing key.
"""
# should be stored securely/privately
self.seed = seed if seed else randombytes(32)
# generates key pair based on seed
self.sk = SigningKey(seed=self.seed)
# helper for signing
self.naclSigner = NaclSigner(self.sk)
verraw = self.naclSigner.verraw
if identifier:
self._identifier = identifier
self._verkey = rawToFriendly(verraw)
self.abbreviated = False
else:
self._identifier = rawToFriendly(verraw[:16])
self._verkey = rawToFriendly(verraw[16:])
self.abbreviated = True
self._alias = alias
@property
def alias(self) -> str:
return self._alias
@alias.setter
def alias(self, value):
self._alias = value
@property
def identifier(self) -> str:
return self._identifier
@property
def verkey(self) -> str:
if self.abbreviated:
return '~' + self._verkey
else:
return self._verkey
@property
def seedHex(self) -> bytes:
return hexlify(self.seed)
def sign(self, msg: Dict) -> Dict:
"""
Return a signature for the given message.
"""
ser = serializeMsg(msg)
bsig = self.naclSigner.signature(ser)
sig = base58.b58encode(bsig)
return sig
def bootstrapTestNodesCore(baseDir,
poolTransactionsFile,
domainTransactionsFile,
domainTxnFieldOrder,
ips, nodeCount, clientCount,
nodeNum, startingPort):
if not ips:
ips = ['127.0.0.1'] * nodeCount
else:
ips = ips.split(",")
if len(ips) != nodeCount:
if len(ips) > nodeCount:
ips = ips[:nodeCount]
else:
ips = ips + ['127.0.0.1'] * (nodeCount - len(ips))
poolLedger = Ledger(CompactMerkleTree(),
dataDir=baseDir,
fileName=poolTransactionsFile)
poolLedger.reset()
domainLedger = Ledger(CompactMerkleTree(),
serializer=CompactSerializer(fields=
domainTxnFieldOrder),
dataDir=baseDir,
fileName=domainTransactionsFile)
domainLedger.reset()
steward1Nym = None
for num in range(1, nodeCount + 1):
stewardName = "Steward" + str(num)
sigseed = TestNetworkSetup.getSigningSeed(stewardName)
verkey = Signer(sigseed).verhex
stewardNym = TestNetworkSetup.getNymFromVerkey(verkey)
txn = {
TARGET_NYM: stewardNym,
TXN_TYPE: NYM,
ROLE: STEWARD,
ALIAS: stewardName,
TXN_ID: sha256(stewardName.encode()).hexdigest()
}
if num == 1:
steward1Nym = stewardNym
else:
# The first steward adds every steward
txn[f.IDENTIFIER.nm] = steward1Nym
domainLedger.add(txn)
nodeName = "Node" + str(num)
nodePort, clientPort = startingPort + (num * 2 - 1), startingPort \
+ (num * 2)
ip = ips[num - 1]
sigseed = TestNetworkSetup.getSigningSeed(nodeName)
if nodeNum == num:
_, verkey = initLocalKeep(nodeName, baseDir, sigseed, True)
verkey = verkey.encode()
print("This node with name {} will use ports {} and {} for "
"nodestack and clientstack respectively"
.format(nodeName, nodePort, clientPort))
else:
verkey = Signer(sigseed).verhex
txn = {
TARGET_NYM: TestNetworkSetup.getNymFromVerkey(verkey),
TXN_TYPE: NEW_NODE,
f.IDENTIFIER.nm: stewardNym,
DATA: {
CLIENT_IP: ip,
ALIAS: nodeName,
CLIENT_PORT: clientPort,
NODE_IP: ip,
NODE_PORT: nodePort
},
TXN_ID: sha256(nodeName.encode()).hexdigest()
}
poolLedger.add(txn)
for num in range(1, clientCount + 1):
clientName = "Client" + str(num)
sigseed = TestNetworkSetup.getSigningSeed(clientName)
verkey = Signer(sigseed).verhex
txn = {
f.IDENTIFIER.nm: steward1Nym,
TARGET_NYM: TestNetworkSetup.getNymFromVerkey(verkey),
TXN_TYPE: NYM,
ALIAS: clientName,
TXN_ID: sha256(clientName.encode()).hexdigest()
}
domainLedger.add(txn)
poolLedger.stop()
domainLedger.stop()