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from copy import copy
import json
import os
import os.path
from cloudinit.sources import DataSourceConfigDrive
from mocker import MockerTestCase
PUBKEY = u'ssh-rsa AAAAB3NzaC1....sIkJhq8wdX+4I3A4cYbYP ubuntu@server-460\n'
EC2_META = {
'ami-id': 'ami-00000001',
'ami-launch-index': 0,
'ami-manifest-path': 'FIXME',
'block-device-mapping': {
'ami': 'sda1',
'ephemeral0': 'sda2',
'root': '/dev/sda1',
'swap': 'sda3'},
'hostname': 'sm-foo-test.novalocal',
'instance-action': 'none',
'instance-id': 'i-00000001',
'instance-type': 'm1.tiny',
'local-hostname': 'sm-foo-test.novalocal',
'local-ipv4': None,
'placement': {'availability-zone': 'nova'},
'public-hostname': 'sm-foo-test.novalocal',
'public-ipv4': '',
'public-keys': {'0': {'openssh-key': PUBKEY}},
'reservation-id': 'r-iru5qm4m',
'security-groups': ['default']
}
USER_DATA = '#!/bin/sh\necho This is user data\n'
OSTACK_META = {
'availability_zone': 'nova',
'files': [{'content_path': '/content/0000', 'path': '/etc/foo.cfg'},
{'content_path': '/content/0001', 'path': '/etc/bar/bar.cfg'}],
'hostname': 'sm-foo-test.novalocal',
'meta': {'dsmode': 'local', 'my-meta': 'my-value'},
'name': 'sm-foo-test',
'public_keys': {'mykey': PUBKEY},
'uuid': 'b0fa911b-69d4-4476-bbe2-1c92bff6535c'}
CONTENT_0 = 'This is contents of /etc/foo.cfg\n'
CONTENT_1 = '# this is /etc/bar/bar.cfg\n'
CFG_DRIVE_FILES_V2 = {
'ec2/2009-04-04/meta-data.json': json.dumps(EC2_META),
'ec2/2009-04-04/user-data': USER_DATA,
'ec2/latest/meta-data.json': json.dumps(EC2_META),
'ec2/latest/user-data': USER_DATA,
'openstack/2012-08-10/meta_data.json': json.dumps(OSTACK_META),
'openstack/2012-08-10/user_data': USER_DATA,
'openstack/content/0000': CONTENT_0,
'openstack/content/0001': CONTENT_1,
'openstack/latest/meta_data.json': json.dumps(OSTACK_META),
'openstack/latest/user_data': USER_DATA}
class TestConfigDriveDataSource(MockerTestCase):
def setUp(self):
super(TestConfigDriveDataSource, self).setUp()
# Make a temp directoy for tests to use.
self.tmp = self.makeDir()
def test_dir_valid(self):
"""Verify a dir is read as such."""
my_d = os.path.join(self.tmp, "valid")
populate_dir(my_d, CFG_DRIVE_FILES_V2)
found = DataSourceConfigDrive.read_config_drive_dir(my_d)
self.assertEqual(USER_DATA, found['userdata'])
self.assertEqual(OSTACK_META, found['metadata'])
self.assertEqual(found['files']['/etc/foo.cfg'], CONTENT_0)
self.assertEqual(found['files']['/etc/bar/bar.cfg'], CONTENT_1)
def test_seed_dir_valid_extra(self):
"""Verify extra files do not affect datasource validity."""
my_d = os.path.join(self.tmp, "valid_extra")
data = copy(CFG_DRIVE_FILES_V2)
data["myfoofile"] = "myfoocontent"
populate_dir(my_d, data)
# (userdata, metadata) = DataSourceMAAS.read_maas_seed_dir(my_d)
#
# self.assertEqual(userdata, data['user-data'])
# for key in ('instance-id', 'local-hostname'):
# self.assertEqual(data[key], metadata[key])
#
# # additional files should not just appear as keys in metadata atm
# self.assertFalse(('foo' in metadata))
#
# def test_seed_dir_invalid(self):
# """Verify that invalid seed_dir raises MAASSeedDirMalformed."""
#
# valid = {'instance-id': 'i-instanceid',
# 'local-hostname': 'test-hostname', 'user-data': ''}
#
# my_based = os.path.join(self.tmp, "valid_extra")
#
# # missing 'userdata' file
# my_d = "%s-01" % my_based
# invalid_data = copy(valid)
# del invalid_data['local-hostname']
# populate_dir(my_d, invalid_data)
# self.assertRaises(DataSourceMAAS.MAASSeedDirMalformed,
# DataSourceMAAS.read_maas_seed_dir, my_d)
#
# # missing 'instance-id'
# my_d = "%s-02" % my_based
# invalid_data = copy(valid)
# del invalid_data['instance-id']
# populate_dir(my_d, invalid_data)
# self.assertRaises(DataSourceMAAS.MAASSeedDirMalformed,
# DataSourceMAAS.read_maas_seed_dir, my_d)
#
# def test_seed_dir_none(self):
# """Verify that empty seed_dir raises MAASSeedDirNone."""
#
# my_d = os.path.join(self.tmp, "valid_empty")
# self.assertRaises(DataSourceMAAS.MAASSeedDirNone,
# DataSourceMAAS.read_maas_seed_dir, my_d)
#
# def test_seed_dir_missing(self):
# """Verify that missing seed_dir raises MAASSeedDirNone."""
# self.assertRaises(DataSourceMAAS.MAASSeedDirNone,
# DataSourceMAAS.read_maas_seed_dir,
# os.path.join(self.tmp, "nonexistantdirectory"))
#
# def test_seed_url_valid(self):
# """Verify that valid seed_url is read as such."""
# valid = {'meta-data/instance-id': 'i-instanceid',
# 'meta-data/local-hostname': 'test-hostname',
# 'meta-data/public-keys': 'test-hostname',
# 'user-data': 'foodata'}
# valid_order = [
# 'meta-data/local-hostname',
# 'meta-data/instance-id',
# 'meta-data/public-keys',
# 'user-data',
# ]
# my_seed = "http://example.com/xmeta"
# my_ver = "1999-99-99"
# my_headers = {'header1': 'value1', 'header2': 'value2'}
#
# def my_headers_cb(url):
# return my_headers
#
# mock_request = self.mocker.replace(url_helper.readurl,
# passthrough=False)
#
# for key in valid_order:
# url = "%s/%s/%s" % (my_seed, my_ver, key)
# mock_request(url, headers=my_headers, timeout=None)
# resp = valid.get(key)
# self.mocker.result(url_helper.UrlResponse(200, resp))
# self.mocker.replay()
#
# (userdata, metadata) = DataSourceMAAS.read_maas_seed_url(my_seed,
# header_cb=my_headers_cb, version=my_ver)
#
# self.assertEqual("foodata", userdata)
# self.assertEqual(metadata['instance-id'],
# valid['meta-data/instance-id'])
# self.assertEqual(metadata['local-hostname'],
# valid['meta-data/local-hostname'])
#
# def test_seed_url_invalid(self):
# """Verify that invalid seed_url raises MAASSeedDirMalformed."""
# pass
#
# def test_seed_url_missing(self):
# """Verify seed_url with no found entries raises MAASSeedDirNone."""
# pass
def populate_dir(seed_dir, files):
os.mkdir(seed_dir)
for (name, content) in files.iteritems():
path = os.path.join(seed_dir, name)
dirname = os.path.dirname(path)
if not os.path.isdir(dirname):
os.makedirs(dirname)
with open(path, "w") as fp:
fp.write(content)
fp.close()
# vi: ts=4 expandtab
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