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from mocker import MockerTestCase
from cloudinit.util import write_file, delete_dir_contents
from cloudinit.CloudConfig.cc_ca_certs import (
handle, update_ca_certs, add_ca_certs, remove_default_ca_certs)
from logging import getLogger
class TestNoConfig(MockerTestCase):
def setUp(self):
super(TestNoConfig, self).setUp()
self.name = "ca-certs"
self.cloud_init = None
self.log = getLogger("TestNoConfig")
self.args = []
def test_no_config(self):
"""
Test that nothing is done if no ca-certs configuration is provided.
"""
config = {"unknown-key": "value"}
self.mocker.replace(write_file, passthrough=False)
self.mocker.replace(update_ca_certs, passthrough=False)
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
class TestConfig(MockerTestCase):
def setUp(self):
super(TestConfig, self).setUp()
self.name = "ca-certs"
self.cloud_init = None
self.log = getLogger("TestNoConfig")
self.args = []
# Mock out the functions that actually modify the system
self.mock_add = self.mocker.replace(add_ca_certs, passthrough=False)
self.mock_update = self.mocker.replace(update_ca_certs,
passthrough=False)
self.mock_remove = self.mocker.replace(remove_default_ca_certs,
passthrough=False)
# Order must be correct
self.mocker.order()
def test_no_trusted_list(self):
"""
Test that no certificates are written if the 'trusted' key is not
present.
"""
config = {"ca-certs": {}}
# No functions should be called
self.mock_update()
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
def test_empty_trusted_list(self):
"""Test that no certificate are written if 'trusted' list is empty"""
config = {"ca-certs": {"trusted": []}}
# No functions should be called
self.mock_update()
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
def test_single_trusted(self):
"""Test that a single cert gets passed to add_ca_certs"""
config = {"ca-certs": {"trusted": ["CERT1"]}}
self.mock_add(["CERT1"])
self.mock_update()
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
def test_multiple_trusted(self):
"""Test that multiple certs get passed to add_ca_certs"""
config = {"ca-certs": {"trusted": ["CERT1", "CERT2"]}}
self.mock_add(["CERT1", "CERT2"])
self.mock_update()
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
def test_remove_default_ca_certs(self):
"""Test remove_defaults works as expected"""
config = {"ca-certs": {"remove-defaults": True}}
self.mock_remove()
self.mock_update()
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
def test_no_remove_defaults_if_false(self):
"""Test remove_defaults is not called when config value is False"""
config = {"ca-certs": {"remove-defaults": False}}
self.mock_update()
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
def test_correct_order_for_remove_then_add(self):
"""Test remove_defaults is not called when config value is False"""
config = {"ca-certs": {"remove-defaults": True, "trusted": ["CERT1"]}}
self.mock_remove()
self.mock_add(["CERT1"])
self.mock_update()
self.mocker.replay()
handle(self.name, config, self.cloud_init, self.log, self.args)
class TestAddCaCerts(MockerTestCase):
def test_no_certs_in_list(self):
"""Test that no certificate are written if not provided."""
self.mocker.replace(write_file, passthrough=False)
self.mocker.replay()
add_ca_certs([])
def test_single_cert(self):
"""Test adding a single certificate to the trusted CAs"""
cert = "CERT1\nLINE2\nLINE3"
mock_write = self.mocker.replace(write_file, passthrough=False)
mock_write("/usr/share/ca-certificates/cloud-init-ca-certs.crt",
cert, mode=0644)
mock_write("/etc/ca-certificates.conf",
"\ncloud-init-ca-certs.crt", omode="a")
self.mocker.replay()
add_ca_certs([cert])
def test_multiple_certs(self):
"""Test adding multiple certificates to the trusted CAs"""
certs = ["CERT1\nLINE2\nLINE3", "CERT2\nLINE2\nLINE3"]
expected_cert_file = "\n".join(certs)
mock_write = self.mocker.replace(write_file, passthrough=False)
mock_write("/usr/share/ca-certificates/cloud-init-ca-certs.crt",
expected_cert_file, mode=0644)
mock_write("/etc/ca-certificates.conf",
"\ncloud-init-ca-certs.crt", omode="a")
self.mocker.replay()
add_ca_certs(certs)
class TestUpdateCaCerts(MockerTestCase):
def test_commands(self):
mock_check_call = self.mocker.replace("subprocess.check_call",
passthrough=False)
mock_check_call(["update-ca-certificates"])
self.mocker.replay()
update_ca_certs()
class TestRemoveDefaultCaCerts(MockerTestCase):
def test_commands(self):
mock_delete_dir_contents = self.mocker.replace(delete_dir_contents,
passthrough=False)
mock_write = self.mocker.replace(write_file, passthrough=False)
mock_subp = self.mocker.replace("cloudinit.util.subp",
passthrough=False)
mock_delete_dir_contents("/usr/share/ca-certificates/")
mock_delete_dir_contents("/etc/ssl/certs/")
mock_write("/etc/ca-certificates.conf", "", mode=0644)
mock_subp(('debconf-set-selections', '-'),
"ca-certificates ca-certificates/trust_new_crts select no")
self.mocker.replay()
remove_default_ca_certs()
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