charm-vault/unit_tests/test_lib_charm_vault_pki.py

462 lines
19 KiB
Python

from unittest import mock
from unittest.mock import patch
import hvac
import lib.charm.vault_pki as vault_pki
import unit_tests.test_utils
class TestLibCharmVaultPKI(unit_tests.test_utils.CharmTestCase):
def setUp(self):
super(TestLibCharmVaultPKI, self).setUp()
self.obj = vault_pki
self.patches = []
self.patch_all()
@patch.object(vault_pki.vault, 'is_backend_mounted')
def test_configure_pki_backend(self, is_backend_mounted):
client_mock = mock.MagicMock()
is_backend_mounted.return_value = False
vault_pki.configure_pki_backend(
client_mock,
'my_backend',
ttl=42, max_ttl=42)
client_mock.sys.enable_secrets_engine.assert_called_once_with(
backend_type='pki',
config={
'default_lease_ttl': 42,
'max_lease_ttl': 42},
description='Charm created PKI backend',
path='my_backend')
@patch.object(vault_pki.vault, 'is_backend_mounted')
def test_configure_pki_backend_default_ttl(self, is_backend_mounted):
client_mock = mock.MagicMock()
is_backend_mounted.return_value = False
vault_pki.configure_pki_backend(
client_mock,
'my_backend')
client_mock.sys.enable_secrets_engine.assert_called_once_with(
backend_type='pki',
config={
'default_lease_ttl': '8759h',
'max_lease_ttl': '87600h'},
description='Charm created PKI backend',
path='my_backend')
@patch.object(vault_pki.vault, 'is_backend_mounted')
def test_configure_pki_backend_noop(self, is_backend_mounted):
client_mock = mock.MagicMock()
is_backend_mounted.return_value = True
vault_pki.configure_pki_backend(
client_mock,
'my_backend',
ttl=42)
self.assertFalse(client_mock.enable_secret_backend.called)
def test_is_ca_ready(self):
client_mock = mock.MagicMock()
def read_role(role, mount_point=None):
if role != "role":
raise hvac.exceptions.InvalidPath()
client_mock.secrets.pki.read_role.side_effect = read_role
self.assertTrue(vault_pki.is_ca_ready(client_mock, 'mp', 'role'))
self.assertFalse(
vault_pki.is_ca_ready(client_mock, 'mp', 'doesnotexist')
)
@patch.object(vault_pki.vault, 'get_local_client')
def test_get_chain(self, get_local_client):
client_mock = mock.MagicMock()
client_mock.secrets.pki.read_certificate.return_value = {
'data': {
'certificate': 'somecert'}}
get_local_client.return_value = client_mock
self.assertEqual(
vault_pki.get_chain('my_backend'),
'somecert')
client_mock.secrets.pki.read_certificate.assert_called_once_with(
'ca_chain', mount_point='my_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_get_chain_nonexisting(self, get_local_client):
client_mock = mock.MagicMock()
client_mock.secrets.pki.read_certificate.side_effect = (
hvac.exceptions.InvalidPath)
get_local_client.return_value = client_mock
with self.assertRaises(hvac.exceptions.InvalidPath):
vault_pki.get_chain('my_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_get_chain_default_pki(self, get_local_client):
client_mock = mock.MagicMock()
client_mock.secrets.pki.read_certificate.return_value = {
'data': {
'certificate': 'somecert'}}
get_local_client.return_value = client_mock
self.assertEqual(
vault_pki.get_chain(),
'somecert')
client_mock.secrets.pki.read_certificate.assert_called_once_with(
'ca_chain', mount_point=vault_pki.CHARM_PKI_MP)
@patch.object(vault_pki.hookenv, 'leader_get')
def test_get_ca(self, leader_get):
leader_get.return_value = 'ROOTCA'
self.assertEqual(vault_pki.get_ca(), 'ROOTCA')
@patch.object(vault_pki, 'sort_sans')
@patch.object(vault_pki, 'is_ca_ready')
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_generate_certificate(self, get_local_client,
configure_pki_backend,
is_ca_ready,
sort_sans):
client_mock = mock.MagicMock()
client_mock.secrets.pki.generate_certificate.return_value = {
'data': 'data'}
get_local_client.return_value = client_mock
is_ca_ready.return_value = True
sort_sans.side_effect = lambda l: (l[0], l[1])
vault_pki.generate_certificate('server',
'example.com',
([], []),
ttl='3456h', max_ttl='3456h')
vault_pki.generate_certificate('server',
'example.com',
(['ip1'], ['alt1']),
ttl='3456h', max_ttl='3456h')
vault_pki.generate_certificate('client',
'example.com',
(['ip1', 'ip2'], ['alt1', 'alt2']),
ttl='3456h', max_ttl='3456h')
client_mock.secrets.pki.generate_certificate.assert_has_calls([
mock.call(
vault_pki.CHARM_PKI_ROLE, 'example.com',
mount_point=vault_pki.CHARM_PKI_MP,
extra_params={},
),
mock.call(
vault_pki.CHARM_PKI_ROLE, 'example.com',
mount_point=vault_pki.CHARM_PKI_MP,
extra_params={
'ip_sans': 'ip1',
'alt_names': 'alt1',
}
),
mock.call(
vault_pki.CHARM_PKI_ROLE_CLIENT, 'example.com',
mount_point=vault_pki.CHARM_PKI_MP,
extra_params={
'ip_sans': 'ip1,ip2',
'alt_names': 'alt1,alt2',
}
),
])
@patch.object(vault_pki, 'is_ca_ready')
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_generate_certificate_not_ready(self, get_local_client,
configure_pki_backend,
is_ca_ready):
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
is_ca_ready.return_value = False
with self.assertRaises(vault_pki.vault.VaultNotReady):
vault_pki.generate_certificate('server', 'example.com', [],
ttl='3456h', max_ttl='3456h')
@patch.object(vault_pki, 'is_ca_ready')
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_generate_certificate_invalid_type(self, get_local_client,
configure_pki_backend,
is_ca_ready):
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
is_ca_ready.return_value = True
with self.assertRaises(vault_pki.vault.VaultInvalidRequest):
vault_pki.generate_certificate('unknown', 'example.com', [],
'3456h', '3456h')
@patch.object(vault_pki, 'is_ca_ready')
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_generate_certificate_invalid_request(self, get_local_client,
configure_pki_backend,
is_ca_ready):
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
is_ca_ready.return_value = True
client_mock.secrets.pki.generate_certificate.side_effect = (
hvac.exceptions.InvalidRequest
)
with self.assertRaises(vault_pki.vault.VaultInvalidRequest):
vault_pki.generate_certificate('server', 'example.com', [],
ttl='3456h', max_ttl='3456h')
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_get_csr(self, get_local_client, configure_pki_backend):
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
client_mock.secrets.pki.generate_intermediate.return_value = {
'data': {
'csr': 'somecert'}}
self.assertEqual(vault_pki.get_csr(), 'somecert')
client_mock.secrets.pki.generate_intermediate.assert_called_once_with(
'internal',
'Vault Intermediate Certificate Authority (charm-pki-local)',
extra_params={'ttl': '87599h'},
mount_point=vault_pki.CHARM_PKI_MP)
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_get_csr_explicit(self, get_local_client, configure_pki_backend):
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
client_mock.secrets.pki.generate_intermediate.return_value = {
'data': {'csr': 'somecert'}}
self.assertEqual(
vault_pki.get_csr(
ttl='2h',
country='GB',
locality='here',
province='Kent',
organizational_unit='My Department',
organization='My Company'),
'somecert')
client_mock.secrets.pki.generate_intermediate.assert_called_once_with(
'internal',
'Vault Intermediate Certificate Authority (charm-pki-local)',
extra_params=dict(
country='GB',
locality='here',
organization='My Company',
ou='My Department',
province='Kent',
ttl='2h'
),
mount_point=vault_pki.CHARM_PKI_MP
)
@patch.object(vault_pki.vault, 'get_access_address')
@patch.object(vault_pki.vault, 'get_local_client')
def test_upload_signed_csr(self, get_local_client, get_access_address):
get_access_address.return_value = 'https://vault.local:8200'
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
vault_pki.upload_signed_csr('MYPEM', 'example.com')
client_mock.secrets.pki.set_signed_intermediate.\
assert_called_once_with(
'MYPEM', mount_point=vault_pki.CHARM_PKI_MP
)
@patch.object(vault_pki.vault, 'get_access_address')
@patch.object(vault_pki.vault, 'get_local_client')
def test_upload_signed_csr_ipv4(
self, get_local_client, get_access_address
):
get_access_address.return_value = 'https://127.0.0.1:8200'
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
local_url = 'https://127.0.0.1:8200/v1/charm-pki-local'
vault_pki.upload_signed_csr('MYPEM', 'example.com')
client_mock.secrets.pki.set_signed_intermediate.\
assert_called_once_with(
'MYPEM', mount_point=vault_pki.CHARM_PKI_MP
)
client_mock.secrets.pki.set_urls.assert_called_once_with({
'issuing_certificates': '{}/ca'.format(local_url),
'crl_distribution_points': '{}/crl'.format(local_url),
}, mount_point=vault_pki.CHARM_PKI_MP)
client_mock.secrets.pki.create_or_update_role.assert_has_calls([
mock.call(
vault_pki.CHARM_PKI_ROLE,
extra_params=dict(
allowed_domains='example.com',
allow_subdomains=True,
enforce_hostnames=False,
allow_any_name=True,
max_ttl='87598h',
server_flag=True,
client_flag=True,
),
mount_point=vault_pki.CHARM_PKI_MP,
),
mock.call(
vault_pki.CHARM_PKI_ROLE_CLIENT,
extra_params=dict(
allowed_domains='example.com',
allow_subdomains=True,
enforce_hostnames=False,
allow_any_name=True,
max_ttl='87598h',
server_flag=False,
client_flag=True,
),
mount_point=vault_pki.CHARM_PKI_MP,
),
])
@patch.object(vault_pki.vault, 'get_access_address')
@patch.object(vault_pki.vault, 'get_local_client')
def test_upload_signed_csr_ipv6(
self, get_local_client, get_access_address
):
get_access_address.return_value = 'https://[::1]:8200'
client_mock = mock.MagicMock()
get_local_client.return_value = client_mock
vault_pki.upload_signed_csr('MYPEM', 'example.com')
client_mock.secrets.pki.set_signed_intermediate.\
assert_called_once_with(
'MYPEM', mount_point=vault_pki.CHARM_PKI_MP
)
@patch.object(vault_pki.vault, 'get_access_address')
@patch.object(vault_pki.vault, 'get_local_client')
def test_upload_signed_csr_explicit(self, get_local_client,
get_access_address):
client_mock = mock.MagicMock()
get_access_address.return_value = 'https://vault.local:8200'
get_local_client.return_value = client_mock
local_url = 'https://vault.local:8200/v1/charm-pki-local'
vault_pki.upload_signed_csr(
'MYPEM',
'example.com',
allow_subdomains=False,
enforce_hostnames=True,
allow_any_name=False,
max_ttl='42h')
client_mock.secrets.pki.set_signed_intermediate.\
assert_called_once_with(
'MYPEM', mount_point='charm-pki-local'
)
client_mock.secrets.pki.set_urls.assert_called_once_with(
{
'issuing_certificates': '{}/ca'.format(local_url),
'crl_distribution_points': '{}/crl'.format(local_url),
},
mount_point=vault_pki.CHARM_PKI_MP
)
@patch.object(vault_pki.vault, 'get_access_address')
@patch.object(vault_pki, 'is_ca_ready')
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_generate_root_ca(self,
get_local_client,
configure_pki_backend,
is_ca_ready,
get_access_address):
mock_client = get_local_client.return_value
mock_client.secrets.pki.generate_root.return_value = {
'data': {'certificate': 'cert'}}
is_ca_ready.return_value = False
get_access_address.return_value = 'addr'
rv = vault_pki.generate_root_ca(ttl='0h',
allow_any_name=True,
allowed_domains='domains',
allow_bare_domains=True,
allow_subdomains=True,
allow_glob_domains=False,
enforce_hostnames=True,
max_ttl='0h')
self.assertEqual(rv, 'cert')
@patch.object(vault_pki.vault, 'get_access_address')
@patch.object(vault_pki, 'is_ca_ready')
@patch.object(vault_pki, 'configure_pki_backend')
@patch.object(vault_pki.vault, 'get_local_client')
def test_generate_root_ca_already_init(self,
get_local_client,
configure_pki_backend,
is_ca_ready,
get_access_address):
is_ca_ready.return_value = True
with self.assertRaises(vault_pki.vault.VaultError):
vault_pki.generate_root_ca()
def test_sort_sans(self):
self.assertEqual(
vault_pki.sort_sans([
'10.0.0.10',
'10.0.0.20',
'10.0.0.10',
'admin.local',
'admin.local',
'public.local']),
(['10.0.0.10', '10.0.0.20'], ['admin.local', 'public.local']))
@patch.object(vault_pki.vault, 'get_local_client')
@patch.object(vault_pki.vault, 'is_backend_mounted')
def test_tune_secret_backend(self,
is_backend_mounted,
get_local_client):
is_backend_mounted.return_value = True
mock_client = mock.MagicMock()
get_local_client.return_value = mock_client
vault_pki.tune_pki_backend(ttl='3456h', max_ttl='3456h')
is_backend_mounted.assert_called_with(mock_client,
vault_pki.CHARM_PKI_MP)
mock_client.sys.tune_mount_configuration.assert_called_with(
path=vault_pki.CHARM_PKI_MP,
max_lease_ttl='3456h',
default_lease_ttl='3456h'
)
@patch.object(vault_pki.vault, 'get_local_client')
def test_update_roles(self, get_local_client):
mock_client = mock.MagicMock()
get_local_client.return_value = mock_client
mock_client.secrets.pki.read_role.return_value = {
'data': {
'allow_any_name': True,
'allowed_domains': 'domains',
'allow_bare_domains': True,
'allow_subdomains': True,
'allow_glob_domains': False,
'enforce_hostnames': True,
'max_ttl': '10h',
'server_flag': True,
'client_flag': True,
}
}
vault_pki.update_roles(max_ttl='20h')
mock_client.secrets.pki.create_or_update_role.assert_has_calls([
mock.call(
vault_pki.CHARM_PKI_ROLE,
mount_point=vault_pki.CHARM_PKI_MP,
extra_params=dict(
allow_any_name=True,
allowed_domains='domains',
allow_bare_domains=True,
allow_subdomains=True,
allow_glob_domains=False,
enforce_hostnames=True,
max_ttl='20h',
server_flag=True,
client_flag=True)
),
mock.call(
vault_pki.CHARM_PKI_ROLE_CLIENT,
mount_point=vault_pki.CHARM_PKI_MP,
extra_params=dict(
allow_any_name=True,
allowed_domains='domains',
allow_bare_domains=True,
allow_subdomains=True,
allow_glob_domains=False,
enforce_hostnames=True,
max_ttl='20h',
server_flag=False,
client_flag=True)
),
])