def p11(request):
token_path = tempfile.mkdtemp(prefix='pytest_', suffix='_pkcs11')
os.chdir(token_path)
os.mkdir('tokens')
with open('softhsm2.conf', 'w') as cfg:
cfg.write(CONFIG_DATA % token_path)
os.environ['SOFTHSM2_CONF'] = os.path.join(token_path, 'softhsm2.conf')
subprocess.check_call([
SOFTHSM2_UTIL, '--init-token', '--slot', '0', '--label', 'test',
'--pin', '1234', '--so-pin', '1234'
])
try:
p11 = _ipap11helper.P11_Helper(0, "1234", LIBSOFTHSM)
except _ipap11helper.Error:
pytest.fail('Failed to initialize the helper object.', pytrace=False)
def fin():
try:
p11.finalize()
except _ipap11helper.Error:
pytest.fail('Failed to finalize the helper object.', pytrace=False)
finally:
del os.environ['SOFTHSM2_CONF']
request.addfinalizer(fin)
return p11
def __generate_master_key(self):
with open(paths.DNSSEC_SOFTHSM_PIN, "r") as f:
pin = f.read()
os.environ["SOFTHSM2_CONF"] = paths.DNSSEC_SOFTHSM2_CONF
p11 = p11helper.P11_Helper(softhsm_slot, pin, paths.LIBSOFTHSM2_SO)
try:
# generate master key
root_logger.debug("Creating master key")
p11helper.generate_master_key(p11)
# change tokens mod/owner
root_logger.debug("Changing ownership of token files")
for (root, dirs, files) in os.walk(paths.DNSSEC_TOKENS_DIR):
for directory in dirs:
dir_path = os.path.join(root, directory)
os.chmod(dir_path, 0o770 | stat.S_ISGID)
os.chown(dir_path, self.ods_uid, self.named_gid) # chown to ods:named
for filename in files:
file_path = os.path.join(root, filename)
os.chmod(file_path, 0o770 | stat.S_ISGID)
os.chown(file_path, self.ods_uid, self.named_gid) # chown to ods:named
finally:
p11.finalize()
def __setup_replica_keys(self):
keylabel = replica_keylabel_template % DNSName(self.fqdn).\
make_absolute().canonicalize().ToASCII()
ldap = self.admin_conn
dn_base = DN(('cn', 'keys'), ('cn', 'sec'), ('cn', 'dns'),
api.env.basedn)
with open(paths.DNSSEC_SOFTHSM_PIN, "r") as f:
pin = f.read()
os.environ["SOFTHSM2_CONF"] = paths.DNSSEC_SOFTHSM2_CONF
p11 = _ipap11helper.P11_Helper(softhsm_slot, pin, paths.LIBSOFTHSM2_SO)
try:
# generate replica keypair
self.logger.debug("Creating replica's key pair")
key_id = None
while True:
# check if key with this ID exist in softHSM
# id is 16 Bytes long
key_id = "".join(
chr(random.randint(0, 255)) for _ in range(0, 16))
replica_pubkey_dn = DN(('ipk11UniqueId', 'autogenerate'),
dn_base)
pub_keys = p11.find_keys(_ipap11helper.KEY_CLASS_PUBLIC_KEY,
label=keylabel,
id=key_id)
if pub_keys:
# key with id exists
continue
priv_keys = p11.find_keys(_ipap11helper.KEY_CLASS_PRIVATE_KEY,
label=keylabel,
id=key_id)
if not priv_keys:
break # we found unique id
public_key_handle, _privkey_handle = p11.generate_replica_key_pair(
keylabel,
key_id,
pub_cka_verify=False,
pub_cka_verify_recover=False,
pub_cka_wrap=True,
priv_cka_unwrap=True,
priv_cka_sensitive=True,
priv_cka_extractable=False)
# export public key
public_key_blob = p11.export_public_key(public_key_handle)
# save key to LDAP
replica_pubkey_objectclass = [
'ipk11Object', 'ipk11PublicKey', 'ipaPublicKeyObject', 'top'
]
kw = {
'objectclass': replica_pubkey_objectclass,
'ipk11UniqueId': [u'autogenerate'],
'ipk11Label': [keylabel],
'ipaPublicKey': [public_key_blob],
'ipk11Id': [key_id],
'ipk11Wrap': [True],
'ipk11Verify': [False],
'ipk11VerifyRecover': [False],
}
self.logger.debug("Storing replica public key to LDAP, %s",
replica_pubkey_dn)
entry = ldap.make_entry(replica_pubkey_dn, **kw)
ldap.add_entry(entry)
self.logger.debug("Replica public key stored")
self.logger.debug("Setting CKA_WRAP=False for old replica keys")
# first create new keys, we don't want disable keys before, we
# have new keys in softhsm and LDAP
# get replica pub keys with CKA_WRAP=True
replica_pub_keys = p11.find_keys(
_ipap11helper.KEY_CLASS_PUBLIC_KEY,
label=keylabel,
cka_wrap=True)
# old keys in softHSM
for handle in replica_pub_keys:
# don't disable wrapping for new key
# compare IDs not handle
if key_id != p11.get_attribute(handle, _ipap11helper.CKA_ID):
p11.set_attribute(handle, _ipap11helper.CKA_WRAP, False)
# get old keys from LDAP
search_kw = {
'objectclass': u"ipaPublicKeyObject",
'ipk11Label': keylabel,
'ipk11Wrap': True,
}
filter = ldap.make_filter(search_kw, rules=ldap.MATCH_ALL)
entries, _truncated = ldap.find_entries(filter=filter,
base_dn=dn_base)
for entry in entries:
# don't disable wrapping for new key
if entry.single_value['ipk11Id'] != key_id:
entry['ipk11Wrap'] = [False]
ldap.update_entry(entry)
finally:
p11.finalize()
# change tokens mod/owner
self.logger.debug("Changing ownership of token files")
for (root, dirs, files) in os.walk(paths.DNSSEC_TOKENS_DIR):
for directory in dirs:
dir_path = os.path.join(root, directory)
os.chmod(dir_path, 0o770 | stat.S_ISGID)
# chown to ods:named
os.chown(dir_path, self.ods_uid, self.named_gid)
for filename in files:
file_path = os.path.join(root, filename)
os.chmod(file_path, 0o770 | stat.S_ISGID)
# chown to ods:named
os.chown(file_path, self.ods_uid, self.named_gid)
def __init__(self, library, slot, pin):
self.cache_replica_pubkeys = None
self.p11 = _ipap11helper.P11_Helper(slot, pin, library)
self.log = logging.getLogger()
