def test_set_attribute_usage_limit_Assym(self):
"""Test: Verify that user is able to set CKA_USAGE_LIMIT attribute on
an assymetric crypto object
Procedure:
Generate a RSA key pair
Use C_SetAttributeValue to set CKA_USAGE_LIMIT to 2 on RSA public key
Use C_getAttributeValue to verify
"""
LOG.info(
"Test: Verify that user is able to set CKA_USAGE_LIMIT attribute on \
an assymetric crypto object")
usage_lim_template = {CKA_USAGE_LIMIT: 2}
h_pbkey, h_prkey = c_generate_key_pair_ex(
self.h_session,
mechanism=CKM_RSA_PKCS_KEY_PAIR_GEN,
pbkey_template=CKM_RSA_PKCS_KEY_PAIR_GEN_PUBTEMP,
prkey_template=CKM_RSA_PKCS_KEY_PAIR_GEN_PRIVTEMP)
LOG.info(
"Called c-generate: Public Key handle: %s Private Key Handle: %s",
h_pbkey, h_prkey)
usage_limit = 2
c_set_attribute_value_ex(self.h_session, h_pbkey, usage_lim_template)
py_template = c_get_attribute_value_ex(
self.h_session, h_pbkey, template={CKA_USAGE_LIMIT: None})
usage_val_out = py_template[CKA_USAGE_LIMIT]
LOG.info("CKA_USAGE_LIMIT reported by C_GetAttributeValue: %s",
usage_val_out)
assert usage_limit == usage_val_out, "reported USAGE LIMIT does not match"
def asym_key(auth_session, usage_set):
"""
Generate a key pair & set the USAGE limit by some method (on creation or c_setattr, or both)
:return: private key handle
"""
usage_type, limit = usage_set
pubtemp, privtemp = get_default_key_pair_template(
CKM_RSA_PKCS_KEY_PAIR_GEN)
usage_template = {CKA_USAGE_LIMIT: limit}
if usage_type in ("create", "both", "create_then_use"):
privtemp.update(usage_template)
pubkey, privkey = c_generate_key_pair_ex(auth_session,
CKM_RSA_PKCS_KEY_PAIR_GEN,
get_session_template(pubtemp),
get_session_template(privtemp))
try:
if usage_type == "create_then_use":
with open(_get_data_file('sha1pkcs_plain.der'), 'rb') as df:
data = df.read()
c_sign_ex(auth_session, privkey, data, CKM_RSA_PKCS)
if usage_type in ("setattr", "both", "create_then_use"):
c_set_attribute_value_ex(auth_session, privkey, usage_template)
yield privkey
finally:
c_destroy_object(auth_session, pubkey)
c_destroy_object(auth_session, privkey)
def test_usage_limit_attribute_check_Assym(self):
"""Test: Verify that CKA_USAGE_COUNT attribute increments as user
use the assymetric crypto object
Procedure:
Generate a RSA Key pair
Use C_SetAttributeValue to set CKA_USAGE_LIMIT to 2
Use RSA public key twice for encryption
Use C_getAttributeValue to verify that CKA_USAGE_COUNT is 2
"""
LOG.info(
"Test: Verify that CKA_USAGE_COUNT attribute increments as user \
use the assymetric crypto object")
usage_lim_template = {CKA_USAGE_LIMIT: 2}
usage_count = 2
h_pbkey, h_prkey = c_generate_key_pair_ex(
self.h_session,
mechanism=CKM_RSA_PKCS_KEY_PAIR_GEN,
pbkey_template=CKM_RSA_PKCS_KEY_PAIR_GEN_PUBTEMP,
prkey_template=CKM_RSA_PKCS_KEY_PAIR_GEN_PRIVTEMP)
LOG.info(
"Called c-generate: Public Key handle -%s Private Key Handle -%s",
h_pbkey, h_prkey)
c_set_attribute_value_ex(self.h_session, h_pbkey, usage_lim_template)
c_encrypt_ex(self.h_session,
h_pbkey,
b'a' * 20,
mechanism={"mech_type": CKM_RSA_PKCS})
c_encrypt_ex(self.h_session,
h_pbkey,
b'a' * 20,
mechanism={"mech_type": CKM_RSA_PKCS})
py_template = c_get_attribute_value_ex(
self.h_session, h_pbkey, template={CKA_USAGE_COUNT: None})
usage_val_out = py_template[CKA_USAGE_COUNT]
LOG.info("CKA_USAGE_COUNT reported by C_GetAttributeValue: %s",
usage_val_out)
assert usage_count == usage_val_out, "reported USAGE LIMIT does not match"
def test_set_attribute_usage_count_check_error_CKR_KEY_NOT_ACTIVE_rsa(
self):
"""Test: Verify that crypto operation returns error CKR_KEY_NOT_ACTIVE
if user try to use crypto object more than limit set on CKA_USAGE_LIMIT
Procedure:
Generate a RSA Key pair
Use C_SetAttributeValue to set CKA_USAGE_LIMIT to 2
Use RSA public key 3 times for encryption
"""
usage_lim_template = {CKA_USAGE_LIMIT: 2}
h_pbkey, h_prkey = c_generate_key_pair_ex(
self.h_session,
mechanism=CKM_RSA_PKCS_KEY_PAIR_GEN,
pbkey_template=CKM_RSA_PKCS_KEY_PAIR_GEN_PUBTEMP,
prkey_template=CKM_RSA_PKCS_KEY_PAIR_GEN_PRIVTEMP)
LOG.info(
"Called c-generate: Public Key handle -%s Private Key Handle - %s",
h_pbkey, h_prkey)
c_set_attribute_value_ex(self.h_session, h_pbkey, usage_lim_template)
c_encrypt_ex(self.h_session,
h_pbkey,
b'a' * 20,
mechanism={"mech_type": CKM_RSA_PKCS})
c_encrypt_ex(self.h_session,
h_pbkey,
b'a' * 20,
mechanism={"mech_type": CKM_RSA_PKCS})
return_val, data = c_encrypt(self.h_session,
h_pbkey,
b'a' * 20,
mechanism={"mech_type": CKM_RSA_PKCS})
LOG.info("Called C_Encrypt, return code: %s", return_val)
py_template = c_get_attribute_value_ex(
self.h_session, h_pbkey, template={CKA_USAGE_COUNT: None})
usage_val_out = py_template[CKA_USAGE_COUNT]
assert return_val == CKR_KEY_NOT_ACTIVE, "reported error code does not match"
def test_x9_key_derive(self, auth_session, curve_type):
"""
Test we can do X9 key derivation
"""
derived_key2 = derived_key1 = pub_key1 = pub_key2 = prv_key2 = prv_key1 = None
derived_template = {
CKA_CLASS: CKO_SECRET_KEY,
CKA_KEY_TYPE: CKK_DES,
CKA_ENCRYPT: True,
CKA_DECRYPT: True,
CKA_PRIVATE: True,
CKA_SENSITIVE: True
}
pub_temp, priv_temp = get_default_key_pair_template(
CKM_ECDSA_KEY_PAIR_GEN)
priv_temp = get_session_template(priv_temp)
pub_temp = get_session_template(pub_temp)
pub_temp[CKA_ECDSA_PARAMS] = curve_list[curve_type]
pub_key1, prv_key1 = c_generate_key_pair_ex(auth_session,
CKM_ECDSA_KEY_PAIR_GEN,
pbkey_template=pub_temp,
prkey_template=priv_temp)
try:
pub_key2, prv_key2 = c_generate_key_pair_ex(
auth_session,
CKM_ECDSA_KEY_PAIR_GEN,
pbkey_template=pub_temp,
prkey_template=priv_temp)
pub_key1_raw = c_get_attribute_value_ex(
auth_session, pub_key1, {CKA_EC_POINT: None})[CKA_EC_POINT]
pub_key2_raw = c_get_attribute_value_ex(
auth_session, pub_key2, {CKA_EC_POINT: None})[CKA_EC_POINT]
derived_key1 = c_derive_key_ex(auth_session,
h_base_key=prv_key2,
template=derived_template,
mechanism={
"mech_type": CKM_ECDH1_DERIVE,
"params": {
"kdf": CKD_NULL,
"sharedData": None,
"publicData": pub_key1_raw
}
})
derived_key2 = c_derive_key_ex(auth_session,
h_base_key=prv_key1,
template=derived_template,
mechanism={
"mech_type": CKM_ECDH1_DERIVE,
"params": {
"kdf": CKD_NULL,
"sharedData": None,
"publicData": pub_key2_raw
}
})
cipher_data = c_encrypt_ex(auth_session,
derived_key1,
data=DATA,
mechanism=CKM_DES_ECB)
restored_text = c_decrypt_ex(auth_session,
derived_key2,
cipher_data,
mechanism=CKM_DES_ECB)
assert DATA == restored_text.rstrip(b'\x00')
finally:
for key in (pub_key1, prv_key1, pub_key2, prv_key2, derived_key1,
derived_key2):
if key:
c_destroy_object(auth_session, key)
def test_asymmetric_key_expiry_dsa(self):
"""Test: Verify that user is not able to use the dsa asymmetric object after date
specified in
CKA_END_DATE attribute
Procedure:
Generate a DSA Key dsa1
Use dsa11 in encrypt operation. Should work fine
Using audit role, change the date of HSM to 12/31/2013
Use dsa1 in encrypt operation
"""
logger.info(
"Test: Verify that user is not able to use the dsa asymmetric object after "
"date specified in \
CKA_END_DATE attribute")
end_d = {'year': b"2013", 'month': b"12", 'day': b"31"}
CKM_DSA_KEY_PAIR_GEN_PUBTEMP_1024_160 = {
CKA_TOKEN: True,
CKA_PRIVATE: True,
CKA_ENCRYPT: True,
CKA_VERIFY: True,
CKA_WRAP: True,
CKA_PRIME: dsa_prime_1024_160,
CKA_SUBPRIME: dsa_sub_prime_1024_160,
CKA_BASE: dsa_base_1024_160,
CKA_END_DATE: end_d,
CKA_LABEL: b"DSA 1024_160 Public Key"
}
CKM_DSA_KEY_PAIR_GEN_PRIVTEMP = {
CKA_TOKEN: True,
CKA_PRIVATE: True,
CKA_SENSITIVE: True,
CKA_DECRYPT: True,
CKA_SIGN: True,
CKA_UNWRAP: True,
CKA_EXTRACTABLE: True,
CKA_END_DATE: end_d,
CKA_LABEL: b"DSA Public Key"
}
h_pbkey, h_prkey = c_generate_key_pair_ex(
self.h_session,
flavor=CKM_DSA_KEY_PAIR_GEN,
pbkey_template=CKM_DSA_KEY_PAIR_GEN_PUBTEMP_1024_160,
prkey_template=CKM_DSA_KEY_PAIR_GEN_PRIVTEMP,
mech=None)
logger.info("Called c-generate: Public Key handle -" + str(h_pbkey) +
"Private Key Handle" + str(h_prkey))
c_sign_ex(self.h_session, CKM_DSA_SHA1, b"Some data to sign", h_prkey)
c_logout_ex(self.h_session)
c_close_session_ex(self.h_session)
ca_init_audit_ex(self.admin_slot, AUDITOR_PASSWORD, AUDITOR_LABEL)
h_session2 = c_open_session_ex(slot_num=self.admin_slot,
flags=(CKF_SERIAL_SESSION
| CKF_AUDIT_SESSION))
login_ex(h_session2, self.admin_slot, AUDITOR_PASSWORD, CKU_AUDIT)
dt = datetime(2014, 1, 31)
epoch = datetime.utcfromtimestamp(0)
delta = dt - epoch
hsm_dt = delta.total_seconds()
hsm_new_date = int(hsm_dt)
ca_time_sync_ex(h_session2, hsm_new_date)
hsm_time = ca_get_time_ex(self.h_session)
# print datetime.fromtimestamp(float(hsm_time.value))
c_logout_ex(h_session2)
c_close_session_ex(h_session2)
h_session = c_open_session_ex(slot_num=self.admin_slot)
login_ex(h_session, self.admin_slot, CO_PASSWORD, CKU_USER)
return_val, sig = c_sign(h_session, CKM_DSA_SHA1, b"Some data to sign",
h_prkey)
logger.info("Called C_Sign, return code: " + str(return_val))
assert return_val == CKR_KEY_NOT_ACTIVE, "Expected return code is CKR_KEY_NOT_ACTIVE"
