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import os
import sys
import lxml.etree
from mock import Mock, MagicMock, patch
from Bcfg2.Server.Plugins.Cfg import CfgCreationError
from Bcfg2.Server.Plugins.Cfg.CfgPrivateKeyCreator import *
from Bcfg2.Server.Plugin import PluginExecutionError
import Bcfg2.Server.Plugins.Cfg.CfgPrivateKeyCreator
try:
from Bcfg2.Server.Encryption import EVPError
HAS_CRYPTO = True
except:
HAS_CRYPTO = False
# add all parent testsuite directories to sys.path to allow (most)
# relative imports in python 2.4
path = os.path.dirname(__file__)
while path != "/":
if os.path.basename(path).lower().startswith("test"):
sys.path.append(path)
if os.path.basename(path) == "testsuite":
break
path = os.path.dirname(path)
from common import *
from TestServer.TestPlugins.TestCfg.Test_init import TestCfgCreator
from TestServer.TestPlugin.Testhelpers import TestStructFile
class TestCfgPrivateKeyCreator(TestCfgCreator, TestStructFile):
test_obj = CfgPrivateKeyCreator
should_monitor = False
def get_obj(self, name=None, fam=None):
return TestCfgCreator.get_obj(self, name=name)
@patch("Bcfg2.Server.Plugins.Cfg.CfgCreator.handle_event")
@patch("Bcfg2.Server.Plugin.helpers.StructFile.HandleEvent")
def test_handle_event(self, mock_HandleEvent, mock_handle_event):
pkc = self.get_obj()
evt = Mock()
pkc.handle_event(evt)
mock_HandleEvent.assert_called_with(pkc, evt)
mock_handle_event.assert_called_with(pkc, evt)
def test_category(self):
pkc = self.get_obj()
pkc.setup = Mock()
pkc.setup.cfp = Mock()
pkc.setup.cfp.has_section.return_value = False
pkc.setup.cfp.has_option.return_value = False
self.assertIsNone(pkc.category)
pkc.setup.cfp.has_section.assert_called_with("sshkeys")
pkc.setup.reset_mock()
pkc.setup.cfp.has_section.return_value = True
self.assertIsNone(pkc.category)
pkc.setup.cfp.has_section.assert_called_with("sshkeys")
pkc.setup.cfp.has_option.assert_called_with("sshkeys", "category")
pkc.setup.reset_mock()
pkc.setup.cfp.has_option.return_value = True
self.assertEqual(pkc.category, pkc.setup.cfp.get.return_value)
pkc.setup.cfp.has_section.assert_called_with("sshkeys")
pkc.setup.cfp.has_option.assert_called_with("sshkeys", "category")
pkc.setup.cfp.get.assert_called_with("sshkeys", "category")
@skipUnless(HAS_CRYPTO, "No crypto libraries found, skipping")
@patchIf(HAS_CRYPTO,
"Bcfg2.Server.Plugins.Cfg.CfgPrivateKeyCreator.get_passphrases")
def test_passphrase(self, mock_get_passphrases):
pkc = self.get_obj()
pkc.setup = Mock()
pkc.setup.cfp = Mock()
pkc.setup.cfp.has_section.return_value = False
pkc.setup.cfp.has_option.return_value = False
self.assertIsNone(pkc.passphrase)
pkc.setup.cfp.has_section.assert_called_with("sshkeys")
pkc.setup.reset_mock()
pkc.setup.cfp.has_section.return_value = True
self.assertIsNone(pkc.passphrase)
pkc.setup.cfp.has_section.assert_called_with("sshkeys")
pkc.setup.cfp.has_option.assert_called_with("sshkeys",
"passphrase")
pkc.setup.reset_mock()
pkc.setup.cfp.get.return_value = "test"
mock_get_passphrases.return_value = dict(test="foo", test2="bar")
pkc.setup.cfp.has_option.return_value = True
self.assertEqual(pkc.passphrase, "foo")
pkc.setup.cfp.has_section.assert_called_with("sshkeys")
pkc.setup.cfp.has_option.assert_called_with("sshkeys",
"passphrase")
pkc.setup.cfp.get.assert_called_with("sshkeys", "passphrase")
mock_get_passphrases.assert_called_with()
@patch("shutil.rmtree")
@patch("tempfile.mkdtemp")
def test__gen_keypair(self, mock_mkdtemp, mock_rmtree):
pkc = self.get_obj()
pkc.cmd = Mock()
pkc.XMLMatch = Mock()
mock_mkdtemp.return_value = datastore
metadata = Mock()
exc = Mock()
exc.success = True
pkc.cmd.run.return_value = exc
spec = lxml.etree.Element("PrivateKey")
pkc.XMLMatch.return_value = spec
def reset():
pkc.XMLMatch.reset_mock()
pkc.cmd.reset_mock()
mock_mkdtemp.reset_mock()
mock_rmtree.reset_mock()
self.assertEqual(pkc._gen_keypair(metadata),
os.path.join(datastore, "privkey"))
pkc.XMLMatch.assert_called_with(metadata)
mock_mkdtemp.assert_called_with()
pkc.cmd.run.assert_called_with(["ssh-keygen", "-f",
os.path.join(datastore, "privkey"),
"-t", "rsa", "-N", ""])
reset()
lxml.etree.SubElement(spec, "Params", bits="768", type="dsa")
passphrase = lxml.etree.SubElement(spec, "Passphrase")
passphrase.text = "foo"
self.assertEqual(pkc._gen_keypair(metadata),
os.path.join(datastore, "privkey"))
pkc.XMLMatch.assert_called_with(metadata)
mock_mkdtemp.assert_called_with()
pkc.cmd.run.assert_called_with(["ssh-keygen", "-f",
os.path.join(datastore, "privkey"),
"-t", "dsa", "-b", "768", "-N", "foo"])
reset()
pkc.cmd.run.return_value.success = False
self.assertRaises(CfgCreationError, pkc._gen_keypair, metadata)
mock_rmtree.assert_called_with(datastore)
def test_get_specificity(self):
pkc = self.get_obj()
pkc.XMLMatch = Mock()
metadata = Mock()
def reset():
pkc.XMLMatch.reset_mock()
metadata.group_in_category.reset_mock()
category = "Bcfg2.Server.Plugins.Cfg.CfgPrivateKeyCreator.CfgPrivateKeyCreator.category"
@patch(category, None)
def inner():
pkc.XMLMatch.return_value = lxml.etree.Element("PrivateKey")
self.assertItemsEqual(pkc.get_specificity(metadata),
dict(host=metadata.hostname))
inner()
@patch(category, "foo")
def inner2():
pkc.XMLMatch.return_value = lxml.etree.Element("PrivateKey")
self.assertItemsEqual(pkc.get_specificity(metadata),
dict(group=metadata.group_in_category.return_value,
prio=50))
metadata.group_in_category.assert_called_with("foo")
reset()
pkc.XMLMatch.return_value = lxml.etree.Element("PrivateKey",
perhost="true")
self.assertItemsEqual(pkc.get_specificity(metadata),
dict(host=metadata.hostname))
reset()
pkc.XMLMatch.return_value = lxml.etree.Element("PrivateKey",
category="bar")
self.assertItemsEqual(pkc.get_specificity(metadata),
dict(group=metadata.group_in_category.return_value,
prio=50))
metadata.group_in_category.assert_called_with("bar")
reset()
pkc.XMLMatch.return_value = lxml.etree.Element("PrivateKey",
prio="10")
self.assertItemsEqual(pkc.get_specificity(metadata),
dict(group=metadata.group_in_category.return_value,
prio=10))
metadata.group_in_category.assert_called_with("foo")
reset()
pkc.XMLMatch.return_value = lxml.etree.Element("PrivateKey")
metadata.group_in_category.return_value = ''
self.assertItemsEqual(pkc.get_specificity(metadata),
dict(host=metadata.hostname))
metadata.group_in_category.assert_called_with("foo")
inner2()
@patch("shutil.rmtree")
@patch("%s.open" % builtins)
def test_create_data(self, mock_open, mock_rmtree):
pkc = self.get_obj()
pkc.XMLMatch = Mock()
pkc.get_specificity = Mock()
# in order to make ** magic work in older versions of python,
# get_specificity() must return an actual dict, not just a
# Mock object that works like a dict. in order to test that
# the get_specificity() return value is being used
# appropriately, we put some dummy data in it and test for
# that data
pkc.get_specificity.side_effect = lambda m, s: dict(group="foo")
pkc._gen_keypair = Mock()
privkey = os.path.join(datastore, "privkey")
pkc._gen_keypair.return_value = privkey
pkc.pubkey_creator = Mock()
pkc.pubkey_creator.get_filename.return_value = "pubkey.filename"
pkc.write_data = Mock()
entry = lxml.etree.Element("Path", name="/home/foo/.ssh/id_rsa")
metadata = Mock()
def open_read_rv():
mock_open.return_value.read.side_effect = lambda: "privatekey"
return "ssh-rsa publickey foo@bar.com"
def reset():
mock_open.reset_mock()
mock_rmtree.reset_mock()
pkc.XMLMatch.reset_mock()
pkc.get_specificity.reset_mock()
pkc._gen_keypair.reset_mock()
pkc.pubkey_creator.reset_mock()
pkc.write_data.reset_mock()
mock_open.return_value.read.side_effect = open_read_rv
reset()
passphrase = "Bcfg2.Server.Plugins.Cfg.CfgPrivateKeyCreator.CfgPrivateKeyCreator.passphrase"
@patch(passphrase, None)
def inner():
self.assertEqual(pkc.create_data(entry, metadata), "privatekey")
pkc.XMLMatch.assert_called_with(metadata)
pkc.get_specificity.assert_called_with(metadata,
pkc.XMLMatch.return_value)
pkc._gen_keypair.assert_called_with(metadata,
pkc.XMLMatch.return_value)
self.assertItemsEqual(mock_open.call_args_list,
[call(privkey + ".pub"), call(privkey)])
pkc.pubkey_creator.get_filename.assert_called_with(group="foo")
pkc.pubkey_creator.write_data.assert_called_with(
"ssh-rsa publickey pubkey.filename\n", group="foo")
pkc.write_data.assert_called_with("privatekey", group="foo")
mock_rmtree.assert_called_with(datastore)
reset()
self.assertEqual(pkc.create_data(entry, metadata, return_pair=True),
("ssh-rsa publickey pubkey.filename\n",
"privatekey"))
pkc.XMLMatch.assert_called_with(metadata)
pkc.get_specificity.assert_called_with(metadata,
pkc.XMLMatch.return_value)
pkc._gen_keypair.assert_called_with(metadata,
pkc.XMLMatch.return_value)
self.assertItemsEqual(mock_open.call_args_list,
[call(privkey + ".pub"), call(privkey)])
pkc.pubkey_creator.get_filename.assert_called_with(group="foo")
pkc.pubkey_creator.write_data.assert_called_with(
"ssh-rsa publickey pubkey.filename\n",
group="foo")
pkc.write_data.assert_called_with("privatekey", group="foo")
mock_rmtree.assert_called_with(datastore)
inner()
if HAS_CRYPTO:
@patch(passphrase, "foo")
@patch("Bcfg2.Server.Plugins.Cfg.CfgPrivateKeyCreator.ssl_encrypt")
def inner2(mock_ssl_encrypt):
reset()
mock_ssl_encrypt.return_value = "encryptedprivatekey"
Bcfg2.Server.Plugins.Cfg.CfgPrivateKeyCreator.HAS_CRYPTO = True
self.assertEqual(pkc.create_data(entry, metadata),
"encryptedprivatekey")
pkc.XMLMatch.assert_called_with(metadata)
pkc.get_specificity.assert_called_with(
metadata,
pkc.XMLMatch.return_value)
pkc._gen_keypair.assert_called_with(metadata,
pkc.XMLMatch.return_value)
self.assertItemsEqual(mock_open.call_args_list,
[call(privkey + ".pub"), call(privkey)])
pkc.pubkey_creator.get_filename.assert_called_with(group="foo")
pkc.pubkey_creator.write_data.assert_called_with(
"ssh-rsa publickey pubkey.filename\n", group="foo")
pkc.write_data.assert_called_with("encryptedprivatekey",
group="foo", ext=".crypt")
mock_ssl_encrypt.assert_called_with("privatekey", "foo")
mock_rmtree.assert_called_with(datastore)
inner2()
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