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# This file is part of cloud-init. See LICENSE file for license information.
import functools
import httpretty
import mock
import os
from .. import helpers as test_helpers
from cloudinit import helpers
from cloudinit.sources import DataSourceAliYun as ay
DEFAULT_METADATA = {
'instance-id': 'aliyun-test-vm-00',
'eipv4': '10.0.0.1',
'hostname': 'test-hostname',
'image-id': 'm-test',
'launch-index': '0',
'mac': '00:16:3e:00:00:00',
'network-type': 'vpc',
'private-ipv4': '192.168.0.1',
'serial-number': 'test-string',
'vpc-cidr-block': '192.168.0.0/16',
'vpc-id': 'test-vpc',
'vswitch-id': 'test-vpc',
'vswitch-cidr-block': '192.168.0.0/16',
'zone-id': 'test-zone-1',
'ntp-conf': {'ntp_servers': [
'ntp1.aliyun.com',
'ntp2.aliyun.com',
'ntp3.aliyun.com']},
'source-address': ['http://mirrors.aliyun.com',
'http://mirrors.aliyuncs.com'],
'public-keys': {'key-pair-1': {'openssh-key': 'ssh-rsa AAAAB3...'},
'key-pair-2': {'openssh-key': 'ssh-rsa AAAAB3...'}}
}
DEFAULT_USERDATA = """\
#cloud-config
hostname: localhost"""
def register_mock_metaserver(base_url, data):
def register_helper(register, base_url, body):
if isinstance(body, str):
register(base_url, body)
elif isinstance(body, list):
register(base_url.rstrip('/'), '\n'.join(body) + '\n')
elif isinstance(body, dict):
vals = []
for k, v in body.items():
if isinstance(v, (str, list)):
suffix = k.rstrip('/')
else:
suffix = k.rstrip('/') + '/'
vals.append(suffix)
url = base_url.rstrip('/') + '/' + suffix
register_helper(register, url, v)
register(base_url, '\n'.join(vals) + '\n')
register = functools.partial(httpretty.register_uri, httpretty.GET)
register_helper(register, base_url, data)
class TestAliYunDatasource(test_helpers.HttprettyTestCase):
def setUp(self):
super(TestAliYunDatasource, self).setUp()
cfg = {'datasource': {'AliYun': {'timeout': '1', 'max_wait': '1'}}}
distro = {}
paths = helpers.Paths({})
self.ds = ay.DataSourceAliYun(cfg, distro, paths)
self.metadata_address = self.ds.metadata_urls[0]
self.api_ver = self.ds.api_ver
@property
def default_metadata(self):
return DEFAULT_METADATA
@property
def default_userdata(self):
return DEFAULT_USERDATA
@property
def metadata_url(self):
return os.path.join(self.metadata_address,
self.api_ver, 'meta-data') + '/'
@property
def userdata_url(self):
return os.path.join(self.metadata_address,
self.api_ver, 'user-data')
def regist_default_server(self):
register_mock_metaserver(self.metadata_url, self.default_metadata)
register_mock_metaserver(self.userdata_url, self.default_userdata)
def _test_get_data(self):
self.assertEqual(self.ds.metadata, self.default_metadata)
self.assertEqual(self.ds.userdata_raw,
self.default_userdata.encode('utf8'))
def _test_get_sshkey(self):
pub_keys = [v['openssh-key'] for (_, v) in
self.default_metadata['public-keys'].items()]
self.assertEqual(self.ds.get_public_ssh_keys(), pub_keys)
def _test_get_iid(self):
self.assertEqual(self.default_metadata['instance-id'],
self.ds.get_instance_id())
def _test_host_name(self):
self.assertEqual(self.default_metadata['hostname'],
self.ds.get_hostname())
@mock.patch("cloudinit.sources.DataSourceAliYun._is_aliyun")
@httpretty.activate
def test_with_mock_server(self, m_is_aliyun):
m_is_aliyun.return_value = True
self.regist_default_server()
ret = self.ds.get_data()
self.assertEqual(True, ret)
self.assertEqual(1, m_is_aliyun.call_count)
self._test_get_data()
self._test_get_sshkey()
self._test_get_iid()
self._test_host_name()
@mock.patch("cloudinit.sources.DataSourceAliYun._is_aliyun")
@httpretty.activate
def test_returns_false_when_not_on_aliyun(self, m_is_aliyun):
"""If is_aliyun returns false, then get_data should return False."""
m_is_aliyun.return_value = False
self.regist_default_server()
ret = self.ds.get_data()
self.assertEqual(1, m_is_aliyun.call_count)
self.assertEqual(False, ret)
def test_parse_public_keys(self):
public_keys = {}
self.assertEqual(ay.parse_public_keys(public_keys), [])
public_keys = {'key-pair-0': 'ssh-key-0'}
self.assertEqual(ay.parse_public_keys(public_keys),
[public_keys['key-pair-0']])
public_keys = {'key-pair-0': 'ssh-key-0', 'key-pair-1': 'ssh-key-1'}
self.assertEqual(set(ay.parse_public_keys(public_keys)),
set([public_keys['key-pair-0'],
public_keys['key-pair-1']]))
public_keys = {'key-pair-0': ['ssh-key-0', 'ssh-key-1']}
self.assertEqual(ay.parse_public_keys(public_keys),
public_keys['key-pair-0'])
public_keys = {'key-pair-0': {'openssh-key': []}}
self.assertEqual(ay.parse_public_keys(public_keys), [])
public_keys = {'key-pair-0': {'openssh-key': 'ssh-key-0'}}
self.assertEqual(ay.parse_public_keys(public_keys),
[public_keys['key-pair-0']['openssh-key']])
public_keys = {'key-pair-0': {'openssh-key': ['ssh-key-0',
'ssh-key-1']}}
self.assertEqual(ay.parse_public_keys(public_keys),
public_keys['key-pair-0']['openssh-key'])
class TestIsAliYun(test_helpers.CiTestCase):
ALIYUN_PRODUCT = 'Alibaba Cloud ECS'
read_dmi_data_expected = [mock.call('system-product-name')]
@mock.patch("cloudinit.sources.DataSourceAliYun.util.read_dmi_data")
def test_true_on_aliyun_product(self, m_read_dmi_data):
"""Should return true if the dmi product data has expected value."""
m_read_dmi_data.return_value = self.ALIYUN_PRODUCT
ret = ay._is_aliyun()
self.assertEqual(self.read_dmi_data_expected,
m_read_dmi_data.call_args_list)
self.assertEqual(True, ret)
@mock.patch("cloudinit.sources.DataSourceAliYun.util.read_dmi_data")
def test_false_on_empty_string(self, m_read_dmi_data):
"""Should return false on empty value returned."""
m_read_dmi_data.return_value = ""
ret = ay._is_aliyun()
self.assertEqual(self.read_dmi_data_expected,
m_read_dmi_data.call_args_list)
self.assertEqual(False, ret)
@mock.patch("cloudinit.sources.DataSourceAliYun.util.read_dmi_data")
def test_false_on_unknown_string(self, m_read_dmi_data):
"""Should return false on an unrelated string."""
m_read_dmi_data.return_value = "cubs win"
ret = ay._is_aliyun()
self.assertEqual(self.read_dmi_data_expected,
m_read_dmi_data.call_args_list)
self.assertEqual(False, ret)
# vi: ts=4 expandtab
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