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-rwxr-xr-xtests/parallel-signatures.py395
1 files changed, 395 insertions, 0 deletions
diff --git a/tests/parallel-signatures.py b/tests/parallel-signatures.py
new file mode 100755
index 0000000..a0d2f32
--- /dev/null
+++ b/tests/parallel-signatures.py
@@ -0,0 +1,395 @@
+#!/usr/bin/env python
+#
+# Copyright (c) 2016-2018, NORDUnet A/S
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+# - Redistributions of source code must retain the above copyright notice,
+# this list of conditions and the following disclaimer.
+#
+# - Redistributions in binary form must reproduce the above copyright
+# notice, this list of conditions and the following disclaimer in the
+# documentation and/or other materials provided with the distribution.
+#
+# - Neither the name of the NORDUnet nor the names of its contributors may
+# be used to endorse or promote products derived from this software
+# without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
+# IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
+# PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+# TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+# PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+# LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+# NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""
+Test multiple clients and parallel RSA signatures.
+"""
+
+# This was originally going to be a complete asynchronous-capable
+# version of cryptech.libhal, but that turned into a yak shaving
+# exercise, so refocused on just solving the immediate task at hand,
+# to wit, parallel signing tests.
+
+import os
+import sys
+import uuid
+import xdrlib
+import socket
+import logging
+import datetime
+import collections
+
+import cryptech.libhal
+
+from argparse import ArgumentParser, ArgumentDefaultsHelpFormatter
+
+from tornado.gen import Return, coroutine
+from tornado.ioloop import IOLoop
+from tornado.iostream import IOStream, StreamClosedError
+from tornado.queues import Queue
+
+from Crypto.Util.asn1 import DerSequence, DerNull, DerOctetString
+from Crypto.Util.number import inverse
+from Crypto.PublicKey import RSA
+from Crypto.Cipher.PKCS1_v1_5 import PKCS115_Cipher
+from Crypto.Signature.PKCS1_v1_5 import PKCS115_SigScheme
+from Crypto.Hash.SHA256 import SHA256Hash as SHA256
+from Crypto.Hash.SHA384 import SHA384Hash as SHA384
+from Crypto.Hash.SHA512 import SHA512Hash as SHA512
+
+
+logger = logging.getLogger(__name__)
+
+
+globals().update((name, getattr(cryptech.libhal, name))
+ for name in dir(cryptech.libhal)
+ if any(name.startswith(prefix)
+ for prefix in ("HAL", "RPC", "SLIP")))
+
+
+class PKey(cryptech.libhal.Handle):
+
+ def __init__(self, hsm, handle, uuid):
+ self.hsm = hsm
+ self.handle = handle
+ self.uuid = uuid
+ self.deleted = False
+
+ @coroutine
+ def close(self):
+ yield self.hsm.pkey_close(self)
+
+ @coroutine
+ def delete(self):
+ yield self.hsm.pkey_delete(self)
+ self.deleted = True
+
+ @coroutine
+ def sign(self, data, length = 1024):
+ r = yield self.hsm.pkey_sign(self, data = data, length = length)
+ raise Return(r)
+
+ @coroutine
+ def verify(self, data = "", signature = None):
+ yield self.hsm.pkey_verify(self, data = data, signature = signature)
+
+
+
+class HSM(cryptech.libhal.HSM):
+
+ def __init__(self,
+ sockname = os.getenv("CRYPTECH_RPC_CLIENT_SOCKET_NAME",
+ "/tmp/.cryptech_muxd.rpc"),
+ debug_io = False):
+ self.hsm = self
+ self.debug_io = debug_io
+ self.socket = socket.socket(socket.AF_UNIX, socket.SOCK_STREAM)
+ self.socket.connect(sockname)
+ self.iostream = IOStream(self.socket)
+
+ @coroutine
+ def rpc(self, code, *args, **kwargs):
+ client = kwargs.get("client", 0)
+ packer = xdrlib.Packer()
+ packer.pack_uint(code)
+ packer.pack_uint(client)
+ self._pack_args(packer, args)
+ packer = cryptech.libhal.slip_encode(packer.get_buffer())
+ if self.debug_io:
+ logger.debug("send: %s", ":".join("{:02x}".format(ord(c)) for c in packer))
+ yield self.iostream.write(packer)
+ while True:
+ try:
+ unpacker = yield self.iostream.read_until(SLIP_END)
+ except StreamClosedError:
+ raise HAL_ERROR_RPC_TRANSPORT()
+ if self.debug_io:
+ logger.debug("recv: %s", ":".join("{:02x}".format(ord(c)) for c in unpacker))
+ unpacker = cryptech.libhal.slip_decode(unpacker)
+ if not unpacker:
+ continue
+ unpacker = cryptech.libhal.ContextManagedUnpacker("".join(unpacker))
+ if unpacker.unpack_uint() == code:
+ break
+ client = unpacker.unpack_uint()
+ self._raise_if_error(unpacker.unpack_uint())
+ raise Return(unpacker)
+
+ @coroutine
+ def login(self, user, pin, client = 0):
+ with (yield self.rpc(RPC_FUNC_LOGIN, user, pin, client = client)):
+ pass
+
+ @coroutine
+ def logout(self, client = 0):
+ with (yield self.rpc(RPC_FUNC_LOGOUT, client = client)):
+ pass
+
+ @coroutine
+ def pkey_load(self, der, flags = 0, client = 0, session = 0):
+ r = yield self.rpc(RPC_FUNC_PKEY_LOAD, session, der, flags, client = client)
+ with r:
+ pkey = PKey(self, r.unpack_uint(), cryptech.libhal.UUID(bytes = r.unpack_bytes()))
+ logger.debug("Loaded pkey %s", pkey.uuid)
+ raise Return(pkey)
+
+ @coroutine
+ def pkey_close(self, pkey):
+ try:
+ logger.debug("Closing pkey %s", pkey.uuid)
+ except AttributeError:
+ pass
+ with (yield self.rpc(RPC_FUNC_PKEY_CLOSE, pkey)):
+ pass
+
+ @coroutine
+ def pkey_delete(self, pkey):
+ try:
+ logger.debug("Deleting pkey %s", pkey.uuid)
+ except AttributeError:
+ pass
+ with (yield self.rpc(RPC_FUNC_PKEY_DELETE, pkey)):
+ pass
+
+ @coroutine
+ def pkey_sign(self, pkey, data, length = 1024):
+ with (yield self.rpc(RPC_FUNC_PKEY_SIGN, pkey, 0, data, length)) as r:
+ raise Return(r.unpack_bytes())
+
+
+def pkcs1_hash_and_pad(text):
+ return DerSequence([DerSequence([SHA256.oid, DerNull().encode()]).encode(),
+ DerOctetString(SHA256(text).digest()).encode()]).encode()
+
+
+@coroutine
+def worker(args, k, p, q, r, m):
+ while True:
+ n = yield q.get()
+ logger.debug("Signing %s", n)
+ try:
+ t0 = datetime.datetime.now()
+ s = yield p.sign(data = m)
+ t1 = datetime.datetime.now()
+ if args.verify:
+ k.verify(s)
+ r.add(t0, t1)
+ except:
+ logger.exception("Signature failed")
+ finally:
+ q.task_done()
+
+@coroutine
+def main():
+ parser = ArgumentParser(description = __doc__, formatter_class = ArgumentDefaultsHelpFormatter)
+ parser.add_argument("-i", "--iterations", default = 1000, type = int, help = "iterations")
+ parser.add_argument("-k", "--key", choices = tuple(key_table),
+ default = "rsa_2048", help = "key to test")
+ parser.add_argument("-p", "--pin", default = "fnord", help = "user PIN")
+ parser.add_argument("-q", "--quiet", action = "store_true", help = "be less chatty")
+ parser.add_argument("-t", "--text", default = "Hamsters'R'Us", help = "plaintext to sign")
+ parser.add_argument("-v", "--verify", action = "store_true", help = "verify signatures")
+ parser.add_argument("-w", "--workers", default = 4, type = int, help = "worker count")
+ args = parser.parse_args()
+
+ k = key_table[args.key]
+ q = Queue()
+ r = Result(args)
+
+ tbs = pkcs1_hash_and_pad(args.text)
+ der = k.exportKey(format = "DER", pkcs = 8)
+
+ hsms = [HSM() for i in xrange(args.workers)]
+
+ for hsm in hsms:
+ yield hsm.login(HAL_USER_NORMAL, args.pin)
+
+ pkeys = yield [hsm.pkey_load(der, HAL_KEY_FLAG_USAGE_DIGITALSIGNATURE) for hsm in hsms]
+
+ for pkey in pkeys:
+ IOLoop.current().spawn_callback(worker, args, k, pkey, q, r, tbs)
+
+ yield [q.put(i) for i in xrange(args.iterations)]
+ yield q.join()
+
+ yield [pkey.delete() for pkey in pkeys]
+
+ r.report()
+
+
+class Result(object):
+
+ def __init__(self, args):
+ self.args = args
+ self.sum = datetime.timedelta(seconds = 0)
+ self.t0 = datetime.datetime.now()
+ self.t1 = None
+ self.n = 0
+
+ def add(self, t0, t1):
+ delta = t1 - t0
+ self.sum += delta
+ self.n += 1
+ if not self.args.quiet:
+ sys.stdout.write("\r{:4d} {}".format(self.n, delta))
+ sys.stdout.flush()
+
+ @property
+ def mean(self):
+ return self.sum / self.n
+
+ @property
+ def secs_per_sig(self):
+ return (self.t1 - self.t0) / self.n
+
+ @property
+ def sigs_per_sec(self):
+ return self.n / (self.t1 - self.t0).total_seconds()
+
+ def report(self):
+ if self.t1 is None:
+ self.t1 = datetime.datetime.now()
+ sys.stdout.write(("\r"
+ "sigs/sec {0.sigs_per_sec} "
+ "secs/sig {0.secs_per_sig} "
+ "mean {0.mean} "
+ "(n {0.n}, "
+ "t0 {0.t0} "
+ "t1 {0.t1})\n").format(self))
+ sys.stdout.flush()
+
+
+key_table = collections.OrderedDict()
+
+key_table.update(rsa_1024 = RSA.importKey('''\
+-----BEGIN RSA PRIVATE KEY-----
+MIICXQIBAAKBgQC95QlDOvlQhdCe/a7eIoX9SGPVfXfA8/62ilnF+NcwLrhxkr2R
+4EVQB65+9AbxqM8Hqol6fhZzmDs48cl2tOFGJpE8iMhiFm4i6SGl2RXYaG0xi+lJ
+FrXXCLFQovIEMuukBE129wra1xIB72tYR14lu8REX+Mhpbuz44M1jlCrlQIDAQAB
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+lsTSiPyQjc4dQQJxFduvWHLx28bx+l7FTav7FaKntCJo
+-----END RSA PRIVATE KEY-----
+'''))
+
+key_table.update(rsa_2048 = RSA.importKey('''\
+-----BEGIN RSA PRIVATE KEY-----
+MIIEpAIBAAKCAQEAsbvq6syhDXD/OMVAuLoMceGQLUIiezfShVqFfyMqADjqhFRW
+Wbonn0XV9ZkypU4Ib9n6PtLATNaefhpsUlI4s+20YTlQ7GiwJ9p97/N1o1u060ja
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+EQfc0UFoFHyc3mYEKR4zHheqQG5OFBN89LqG3S+O69vc1qwCvNKL+Q==
+-----END RSA PRIVATE KEY-----
+'''))
+
+key_table.update(rsa_4096 = RSA.importKey('''\
+-----BEGIN RSA PRIVATE KEY-----
+MIIJKAIBAAKCAgEAzWpYSQt+DrUNI+EJT/ko92wM2POfFnmm3Kc34nmuK6sez0DJ
+r9Vib9R5K46RNgqcUdAodjU6cy3/MZA53SqP7RwR/LQtWmK2a+T4iey2vQZ0iCDA
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+dQYLBHIPcw6e0FdL3nTs44BpAqcK28N5eWbe/KaZ3EA0lHRmyOQ++WgU6jo=
+-----END RSA PRIVATE KEY-----
+'''))
+
+if __name__ == "__main__":
+ IOLoop.current().run_sync(main)