from mocker import MockerTestCase from cloudinit import cloud from cloudinit import helpers from cloudinit import util from cloudinit.config import cc_ca_certs import logging class TestNoConfig(MockerTestCase): def setUp(self): super(TestNoConfig, self).setUp() self.name = "ca-certs" self.cloud_init = None self.log = logging.getLogger("TestNoConfig") self.args = [] def test_no_config(self): """ Test that nothing is done if no ca-certs configuration is provided. """ config = util.get_builtin_cfg() self.mocker.replace(util.write_file, passthrough=False) self.mocker.replace(cc_ca_certs.update_ca_certs, passthrough=False) self.mocker.replay() cc_ca_certs.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.paths = None self.cloud = cloud.Cloud(None, self.paths, None, None, None) self.log = logging.getLogger("TestNoConfig") self.args = [] # Mock out the functions that actually modify the system self.mock_add = self.mocker.replace(cc_ca_certs.add_ca_certs, passthrough=False) self.mock_update = self.mocker.replace(cc_ca_certs.update_ca_certs, passthrough=False) self.mock_remove = self.mocker.replace( cc_ca_certs.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() cc_ca_certs.handle(self.name, config, self.cloud, 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() cc_ca_certs.handle(self.name, config, self.cloud, 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(self.paths, ["CERT1"]) self.mock_update() self.mocker.replay() cc_ca_certs.handle(self.name, config, self.cloud, 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(self.paths, ["CERT1", "CERT2"]) self.mock_update() self.mocker.replay() cc_ca_certs.handle(self.name, config, self.cloud, 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.paths) self.mock_update() self.mocker.replay() cc_ca_certs.handle(self.name, config, self.cloud, 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() cc_ca_certs.handle(self.name, config, self.cloud, 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.paths) self.mock_add(self.paths, ["CERT1"]) self.mock_update() self.mocker.replay() cc_ca_certs.handle(self.name, config, self.cloud, self.log, self.args) class TestAddCaCerts(MockerTestCase): def setUp(self): super(TestAddCaCerts, self).setUp() self.paths = helpers.Paths({ 'cloud_dir': self.makeDir() }) def test_no_certs_in_list(self): """Test that no certificate are written if not provided.""" self.mocker.replace(util.write_file, passthrough=False) self.mocker.replay() cc_ca_certs.add_ca_certs(self.paths, []) def test_single_cert(self): """Test adding a single certificate to the trusted CAs.""" cert = "CERT1\nLINE2\nLINE3" mock_write = self.mocker.replace(util.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="ab") self.mocker.replay() cc_ca_certs.add_ca_certs(self.paths, [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(util.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="ab") self.mocker.replay() cc_ca_certs.add_ca_certs(self.paths, certs) class TestUpdateCaCerts(MockerTestCase): def test_commands(self): mock_check_call = self.mocker.replace(util.subp, passthrough=False) mock_check_call(["update-ca-certificates"], capture=False) self.mocker.replay() cc_ca_certs.update_ca_certs() class TestRemoveDefaultCaCerts(MockerTestCase): def setUp(self): super(TestRemoveDefaultCaCerts, self).setUp() self.paths = helpers.Paths({ 'cloud_dir': self.makeDir() }) def test_commands(self): mock_delete_dir_contents = self.mocker.replace( util.delete_dir_contents, passthrough=False) mock_write = self.mocker.replace(util.write_file, passthrough=False) mock_subp = self.mocker.replace(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() cc_ca_certs.remove_default_ca_certs(self.paths)