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b5bdd07bc5
Add absolute_import from __future__ so that pylint does not fail and to achieve python3 behavior in python2. Reviewed-By: Christian Heimes <cheimes@redhat.com> Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>
294 lines
12 KiB
Python
294 lines
12 KiB
Python
# -*- coding: utf-8 -*-
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#
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# Copyright (C) 2015 FreeIPA Contributors see COPYING for license
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#
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"""
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Test the `ipapython/ipap11helper/p11helper.c` module.
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"""
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from __future__ import absolute_import
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from binascii import hexlify
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import os
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import os.path
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import logging
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import subprocess
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import tempfile
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import pytest
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from ipaplatform.paths import paths
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from ipaserver import p11helper as _ipap11helper
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pytestmark = pytest.mark.tier0
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CONFIG_DATA = """
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# SoftHSM v2 configuration file
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directories.tokendir = %s/tokens
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objectstore.backend = file
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"""
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LIBSOFTHSM = paths.LIBSOFTHSM2_SO
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SOFTHSM2_UTIL = paths.SOFTHSM2_UTIL
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logging.basicConfig(level=logging.INFO)
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log = logging.getLogger('t')
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master_key_label = u"master-ž" # random non-ascii character to test unicode
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master_key_id = "m"
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replica1_key_label = u"replica1"
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replica1_key_id = "id1"
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replica1_import_label = u"replica1-import"
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replica1_import_id = "id1-import"
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replica1_new_label = u"replica1-new-label-ž"
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replica2_key_label = u"replica2"
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replica2_key_id = "id2"
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replica_non_existent_label = u"replica-nonexistent"
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@pytest.fixture(scope="module")
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def token_path():
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token_path = tempfile.mkdtemp(prefix='pytest_', suffix='_pkcs11')
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os.mkdir(os.path.join(token_path, 'tokens'))
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return token_path
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@pytest.fixture(scope="module")
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def p11(request, token_path):
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with open(os.path.join(token_path, 'softhsm2.conf'), 'w') as cfg:
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cfg.write(CONFIG_DATA % token_path)
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args = [
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SOFTHSM2_UTIL, '--init-token', '--free',
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'--label', 'test',
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'--pin', '1234',
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'--so-pin', '1234'
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]
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os.environ['SOFTHSM2_CONF'] = os.path.join(token_path, 'softhsm2.conf')
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subprocess.check_call(args, cwd=token_path)
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try:
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p11 = _ipap11helper.P11_Helper('test', "1234", LIBSOFTHSM)
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except _ipap11helper.Error:
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pytest.fail('Failed to initialize the helper object.', pytrace=False)
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def fin():
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try:
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p11.finalize()
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except _ipap11helper.Error:
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pytest.fail('Failed to finalize the helper object.', pytrace=False)
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finally:
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subprocess.call(
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[SOFTHSM2_UTIL, '--delete-token', '--label', 'test'],
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cwd=token_path
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)
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del os.environ['SOFTHSM2_CONF']
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request.addfinalizer(fin)
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return p11
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class test_p11helper(object):
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def test_generate_master_key(self, p11):
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assert p11.generate_master_key(master_key_label, master_key_id,
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key_length=16, cka_wrap=True,
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cka_unwrap=True)
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def test_search_for_master_key(self, p11):
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master_key = p11.find_keys(_ipap11helper.KEY_CLASS_SECRET_KEY,
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label=master_key_label, id=master_key_id)
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assert len(master_key) == 1, "The master key should exist."
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def test_generate_replica_key_pair(self, p11):
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assert p11.generate_replica_key_pair(replica1_key_label,
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replica1_key_id,
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pub_cka_wrap=True,
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priv_cka_unwrap=True)
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def test_find_key(self, p11):
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rep1_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica1_key_label, cka_wrap=True)
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assert len(rep1_pub) == 1, ("replica key pair has to contain "
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"1 pub key instead of %s" % len(rep1_pub))
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rep1_priv = p11.find_keys(_ipap11helper.KEY_CLASS_PRIVATE_KEY,
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label=replica1_key_label, cka_unwrap=True)
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assert len(rep1_priv) == 1, ("replica key pair has to contain 1 "
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"private key instead of %s" %
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len(rep1_priv))
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def test_find_key_by_uri(self, p11):
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rep1_pub = p11.find_keys(uri="pkcs11:object=replica1;objecttype=public")
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assert len(rep1_pub) == 1, ("replica key pair has to contain 1 pub "
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"key instead of %s" % len(rep1_pub))
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def test_get_attribute_from_object(self, p11):
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rep1_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica1_key_label, cka_wrap=True)[0]
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iswrap = p11.get_attribute(rep1_pub, _ipap11helper.CKA_WRAP)
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assert iswrap is True, "replica public key has to have CKA_WRAP = TRUE"
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def test_generate_replica_keypair_with_extractable_private_key(self, p11):
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assert p11.generate_replica_key_pair(replica2_key_label,
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replica2_key_id,
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pub_cka_wrap=True,
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priv_cka_unwrap=True,
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priv_cka_extractable=True)
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def test_find_key_on_nonexistent_key_pair(self, p11):
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test_list = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica_non_existent_label)
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assert len(test_list) == 0, ("list should be empty because label "
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"'%s' should not exist" %
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replica_non_existent_label)
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def test_export_import_of_public_key(self, p11, token_path):
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rep1_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica1_key_label, cka_wrap=True)[0]
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pub = p11.export_public_key(rep1_pub)
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log.debug("Exported public key %s", hexlify(pub))
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pubfile = os.path.join(token_path, "public_key.asn1.der")
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with open(pubfile, "wb") as f:
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f.write(pub)
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rep1_pub_import = p11.import_public_key(replica1_import_label,
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replica1_import_id,
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pub,
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cka_wrap=True)
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log.debug('imported replica 1 public key: %s', rep1_pub_import)
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# test public key import
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rep1_modulus_orig = p11.get_attribute(rep1_pub,
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_ipap11helper.CKA_MODULUS)
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rep1_modulus_import = p11.get_attribute(rep1_pub_import,
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_ipap11helper.CKA_MODULUS)
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log.debug('rep1_modulus_orig = 0x%s', hexlify(rep1_modulus_orig))
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log.debug('rep1_modulus_import = 0x%s', hexlify(rep1_modulus_import))
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assert rep1_modulus_import == rep1_modulus_orig
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rep1_pub_exp_orig = p11.get_attribute(
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rep1_pub, _ipap11helper.CKA_PUBLIC_EXPONENT)
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rep1_pub_exp_import = p11.get_attribute(
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rep1_pub_import, _ipap11helper.CKA_PUBLIC_EXPONENT)
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log.debug('rep1_pub_exp_orig = 0x%s', hexlify(rep1_pub_exp_orig))
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log.debug('rep1_pub_exp_import = 0x%s', hexlify(rep1_pub_exp_import))
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assert rep1_pub_exp_import == rep1_pub_exp_orig
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def test_wrap_unwrap_key_by_master_key_with_AES(self, p11, token_path):
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master_key = p11.find_keys(_ipap11helper.KEY_CLASS_SECRET_KEY,
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label=master_key_label, id=master_key_id)[0]
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rep2_priv = p11.find_keys(_ipap11helper.KEY_CLASS_PRIVATE_KEY,
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label=replica2_key_label, cka_unwrap=True)[0]
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log.debug("wrapping dnssec priv key by master key")
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wrapped_priv = p11.export_wrapped_key(
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rep2_priv, master_key, _ipap11helper.MECH_AES_KEY_WRAP_PAD
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)
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assert wrapped_priv
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log.debug("wrapped_dnssec priv key: %s", hexlify(wrapped_priv))
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privfile = os.path.join(token_path, "wrapped_priv.der")
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with open(privfile, "wb") as f:
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f.write(wrapped_priv)
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assert p11.import_wrapped_private_key(
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u'test_import_wrapped_priv',
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'1',
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wrapped_priv,
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master_key,
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_ipap11helper.MECH_AES_KEY_WRAP_PAD,
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_ipap11helper.KEY_TYPE_RSA
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)
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def test_wrap_unwrap_key_by_master_key_with_RSA_PKCS(self, p11):
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master_key = p11.find_keys(_ipap11helper.KEY_CLASS_SECRET_KEY,
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label=master_key_label, id=master_key_id)[0]
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rep2_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica2_key_label, cka_wrap=True)[0]
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rep2_priv = p11.find_keys(_ipap11helper.KEY_CLASS_PRIVATE_KEY,
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label=replica2_key_label, cka_unwrap=True)[0]
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wrapped = p11.export_wrapped_key(master_key,
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rep2_pub,
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_ipap11helper.MECH_RSA_PKCS)
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assert wrapped
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log.debug("wrapped key MECH_RSA_PKCS (secret master wrapped by pub "
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"key): %s", hexlify(wrapped))
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assert p11.import_wrapped_secret_key(u'test_import_wrapped',
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'2',
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wrapped,
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rep2_priv,
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_ipap11helper.MECH_RSA_PKCS,
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_ipap11helper.KEY_TYPE_AES)
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def test_wrap_unwrap_by_master_key_with_RSA_PKCS_OAEP(self, p11):
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master_key = p11.find_keys(_ipap11helper.KEY_CLASS_SECRET_KEY,
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label=master_key_label, id=master_key_id)[0]
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rep2_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica2_key_label, cka_wrap=True)[0]
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rep2_priv = p11.find_keys(_ipap11helper.KEY_CLASS_PRIVATE_KEY,
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label=replica2_key_label, cka_unwrap=True)[0]
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wrapped = p11.export_wrapped_key(master_key,
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rep2_pub,
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_ipap11helper.MECH_RSA_PKCS_OAEP)
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assert wrapped
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log.debug("wrapped key MECH_RSA_PKCS_OAEP (secret master wrapped by "
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"pub key): %s", hexlify(wrapped))
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assert p11.import_wrapped_secret_key(u'test_import_wrapped',
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'3',
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wrapped,
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rep2_priv,
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_ipap11helper.MECH_RSA_PKCS_OAEP,
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_ipap11helper.KEY_TYPE_AES)
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def test_set_attribute_on_object(self, p11):
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rep1_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica1_key_label, cka_wrap=True)[0]
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test_label = replica1_new_label
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p11.set_attribute(rep1_pub, _ipap11helper.CKA_LABEL, test_label)
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assert p11.get_attribute(rep1_pub, _ipap11helper.CKA_LABEL) \
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== test_label, "The labels do not match."
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def test_do_not_generate_identical_master_keys(self, p11):
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with pytest.raises(_ipap11helper.DuplicationError):
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p11.generate_master_key(master_key_label, master_key_id,
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key_length=16)
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master_key = p11.find_keys(_ipap11helper.KEY_CLASS_SECRET_KEY,
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label=master_key_label)
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assert len(master_key) == 1, ("There shouldn't be multiple keys "
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"with the same label.")
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def test_delete_key(self, p11):
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master_key = p11.find_keys(_ipap11helper.KEY_CLASS_SECRET_KEY,
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label=master_key_label, id=master_key_id)[0]
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rep1_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica1_new_label, cka_wrap=True)[0]
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rep2_priv = p11.find_keys(_ipap11helper.KEY_CLASS_PRIVATE_KEY,
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label=replica2_key_label, cka_unwrap=True)[0]
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for key in (rep1_pub, rep2_priv, master_key):
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p11.delete_key(key)
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master_key = p11.find_keys(_ipap11helper.KEY_CLASS_SECRET_KEY,
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label=master_key_label, id=master_key_id)
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assert len(master_key) == 0, "The master key should be deleted."
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rep1_pub = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
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label=replica1_new_label, cka_wrap=True)
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assert len(rep1_pub) == 0, ("The public key of replica1 pair should "
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"be deleted.")
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rep2_priv = p11.find_keys(_ipap11helper.KEY_CLASS_PRIVATE_KEY,
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label=replica2_key_label, cka_unwrap=True)
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assert len(rep2_priv) == 0, ("The private key of replica2 pair should"
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" be deleted.")
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