def _copy_single_object(
        self,
        gcs_hook: GoogleCloudStorageHook,
        sftp_hook: SFTPHook,
        source_path: str,
        destination_object: str,
    ) -> None:
        """
        Helper function to copy single object.
        """
        self.log.info(
            "Executing copy of %s to gs://%s/%s",
            source_path,
            self.destination_bucket,
            destination_object,
        )

        with NamedTemporaryFile("w") as tmp:
            sftp_hook.retrieve_file(source_path, tmp.name)

            gcs_hook.upload(
                bucket_name=self.destination_bucket,
                object_name=destination_object,
                filename=tmp.name,
                mime_type=self.mime_type,
            )

        if self.move_object:
            self.log.info("Executing delete of %s", source_path)
            sftp_hook.delete_file(source_path)
 def execute(self, context):
     self.log.info("Going to start delete file sftp operator")
     sftp_hook = SFTPHook(ftp_conn_id=self.sftp_conn_id)
     sftp_hook.no_host_key_check = True
     sftp_hook.delete_file(self.file_path)
     self.log.info("Finished executing delete file sftp operator")
     return True
Example #3
0
def removeFileFromSFTP(**kwargs):
    """
    Delete file from SFTP
    """
    sftpConn = kwargs['dag_run'].conf['SFTP_Connection_Name']
    fileName = kwargs['dag_run'].conf['File_Name']

    sftpHook = SFTPHook(ftp_conn_id=sftpConn)

    logging.info('Attempting to delete {} from {}'.format(fileName, sftpConn))
    sftpHook.delete_file(fileName)
    logging.info('Deletion Successful')
    def delete_file(self, file_path):
        for i in range(0, 5):
            try:
                print(f"Deleting {file_path}")
                sftp_hook = SFTPHook(ftp_conn_id=self.sftp_conn_id)
                sftp_hook.no_host_key_check = True
                sftp_hook.delete_file(file_path)
                sftp_hook.close_conn()
                break
            except Exception:
                i += 1
                time.sleep(2 ** i)
                if i >= 4:
                    raise

        return True
def moveFileFromSourceToTemp(**context):
    sourceHook = SFTPHook(ftp_conn_id=SOURCE_SFTP_CONN_ID)

    fileList = context['task_instance'].xcom_pull(key = 'file_name', task_ids = TASKNAME)

    for file in fileList:
        sourceFullPath = os.path.join(SOURCE_FILEPATH, file)
        transferFullPath = os.path.join(TRANSFER_FILEPATH, file)

        try:
            sourceHook.retrieve_file(sourceFullPath, transferFullPath)
        except:
            raise Exception('Unable to move {} from remote {} path to local {} path'.format(file, sourceFullPath, transferFullPath))

        try:
            sourceHook.delete_file(sourceFullPath)
        except:
            raise Exception('Unable to delete {} from the source machine'.format(sourceFullPath))
        
        logging.info('Transferred {} to local machine {}'.format(file, TRANSFER_FILEPATH))
Example #6
0
class SFTPHookTest(unittest.TestCase):
    def setUp(self):
        configuration.load_test_config()
        self.hook = SFTPHook()
        os.makedirs(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        with open(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS), 'a') as f:
            f.write('Test file')

    def test_get_conn(self):
        output = self.hook.get_conn()
        self.assertEqual(type(output), pysftp.Connection)

    def test_close_conn(self):
        self.hook.conn = self.hook.get_conn()
        self.assertTrue(self.hook.conn is not None)
        self.hook.close_conn()
        self.assertTrue(self.hook.conn is None)

    def test_describe_directory(self):
        output = self.hook.describe_directory(TMP_PATH)
        self.assertTrue(TMP_DIR_FOR_TESTS in output)

    def test_list_directory(self):
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_create_and_delete_directory(self):
        new_dir_name = 'new_dir'
        self.hook.create_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name in output)
        self.hook.delete_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name not in output)

    def test_store_retrieve_and_delete_file(self):
        self.hook.store_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [TMP_FILE_FOR_TESTS])
        retrieved_file_name = 'retrieved.txt'
        self.hook.retrieve_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, retrieved_file_name))
        self.assertTrue(retrieved_file_name in os.listdir(TMP_PATH))
        os.remove(os.path.join(TMP_PATH, retrieved_file_name))
        self.hook.delete_file(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_get_mod_time(self):
        self.hook.store_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
        output = self.hook.get_mod_time(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        self.assertEqual(len(output), 14)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_default(self, get_connection):
        connection = Connection(login='******', host='host')
        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_enabled(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"no_host_key_check": true}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, True)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_disabled(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"no_host_key_check": false}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_disabled_for_all_but_true(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"no_host_key_check": "foo"}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_ignore(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"ignore_hostkey_verification": true}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, True)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_no_ignore(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"ignore_hostkey_verification": false}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    def tearDown(self):
        shutil.rmtree(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        os.remove(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
Example #7
0
class TestSFTPHook(unittest.TestCase):
    @provide_session
    def update_connection(self, login, session=None):
        connection = (session.query(Connection).filter(
            Connection.conn_id == "sftp_default").first())
        old_login = connection.login
        connection.login = login
        session.commit()
        return old_login

    def setUp(self):
        self.old_login = self.update_connection(SFTP_CONNECTION_USER)
        self.hook = SFTPHook()
        os.makedirs(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, SUB_DIR))

        with open(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS), 'a') as file:
            file.write('Test file')
        with open(
                os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, SUB_DIR,
                             TMP_FILE_FOR_TESTS), 'a') as file:
            file.write('Test file')

    def test_get_conn(self):
        output = self.hook.get_conn()
        self.assertEqual(type(output), pysftp.Connection)

    def test_close_conn(self):
        self.hook.conn = self.hook.get_conn()
        self.assertTrue(self.hook.conn is not None)
        self.hook.close_conn()
        self.assertTrue(self.hook.conn is None)

    def test_describe_directory(self):
        output = self.hook.describe_directory(TMP_PATH)
        self.assertTrue(TMP_DIR_FOR_TESTS in output)

    def test_list_directory(self):
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [SUB_DIR])

    def test_create_and_delete_directory(self):
        new_dir_name = 'new_dir'
        self.hook.create_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name in output)
        self.hook.delete_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name not in output)

    def test_create_and_delete_directories(self):
        base_dir = "base_dir"
        sub_dir = "sub_dir"
        new_dir_path = os.path.join(base_dir, sub_dir)
        self.hook.create_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_path))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(base_dir in output)
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, base_dir))
        self.assertTrue(sub_dir in output)
        self.hook.delete_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_path))
        self.hook.delete_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, base_dir))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_path not in output)
        self.assertTrue(base_dir not in output)

    def test_store_retrieve_and_delete_file(self):
        self.hook.store_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [SUB_DIR, TMP_FILE_FOR_TESTS])
        retrieved_file_name = 'retrieved.txt'
        self.hook.retrieve_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, retrieved_file_name))
        self.assertTrue(retrieved_file_name in os.listdir(TMP_PATH))
        os.remove(os.path.join(TMP_PATH, retrieved_file_name))
        self.hook.delete_file(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [SUB_DIR])

    def test_get_mod_time(self):
        self.hook.store_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
        output = self.hook.get_mod_time(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        self.assertEqual(len(output), 14)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_default(self, get_connection):
        connection = Connection(login='******', host='host')
        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_enabled(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"no_host_key_check": true}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, True)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_disabled(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"no_host_key_check": false}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_disabled_for_all_but_true(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"no_host_key_check": "foo"}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_ignore(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"ignore_hostkey_verification": true}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, True)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_no_ignore(self, get_connection):
        connection = Connection(login='******',
                                host='host',
                                extra='{"ignore_hostkey_verification": false}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @parameterized.expand([
        (os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS), True),
        (os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS), True),
        (os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS + "abc"), False),
        (os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, "abc"), False),
    ])
    def test_path_exists(self, path, exists):
        result = self.hook.path_exists(path)
        self.assertEqual(result, exists)

    @parameterized.expand([
        ("test/path/file.bin", None, None, True),
        ("test/path/file.bin", "test", None, True),
        ("test/path/file.bin", "test/", None, True),
        ("test/path/file.bin", None, "bin", True),
        ("test/path/file.bin", "test", "bin", True),
        ("test/path/file.bin", "test/", "file.bin", True),
        ("test/path/file.bin", None, "file.bin", True),
        ("test/path/file.bin", "diff", None, False),
        ("test/path/file.bin", "test//", None, False),
        ("test/path/file.bin", None, ".txt", False),
        ("test/path/file.bin", "diff", ".txt", False),
    ])
    def test_path_match(self, path, prefix, delimiter, match):
        result = self.hook._is_path_match(path=path,
                                          prefix=prefix,
                                          delimiter=delimiter)
        self.assertEqual(result, match)

    def test_get_tree_map(self):
        tree_map = self.hook.get_tree_map(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        files, dirs, unknowns = tree_map

        self.assertEqual(files, [
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, SUB_DIR,
                         TMP_FILE_FOR_TESTS)
        ])
        self.assertEqual(dirs,
                         [os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, SUB_DIR)])
        self.assertEqual(unknowns, [])

    def tearDown(self):
        shutil.rmtree(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        os.remove(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
        self.update_connection(self.old_login)
Example #8
0
class SFTPHookTest(unittest.TestCase):
    def setUp(self):
        configuration.load_test_config()
        self.hook = SFTPHook()
        os.makedirs(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        with open(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS), 'a') as f:
            f.write('Test file')

    def test_get_conn(self):
        output = self.hook.get_conn()
        self.assertEqual(type(output), pysftp.Connection)

    def test_close_conn(self):
        self.hook.conn = self.hook.get_conn()
        self.assertTrue(self.hook.conn is not None)
        self.hook.close_conn()
        self.assertTrue(self.hook.conn is None)

    def test_describe_directory(self):
        output = self.hook.describe_directory(TMP_PATH)
        self.assertTrue(TMP_DIR_FOR_TESTS in output)

    def test_list_directory(self):
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_create_and_delete_directory(self):
        new_dir_name = 'new_dir'
        self.hook.create_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name in output)
        self.hook.delete_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name not in output)

    def test_store_retrieve_and_delete_file(self):
        self.hook.store_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [TMP_FILE_FOR_TESTS])
        retrieved_file_name = 'retrieved.txt'
        self.hook.retrieve_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, retrieved_file_name))
        self.assertTrue(retrieved_file_name in os.listdir(TMP_PATH))
        os.remove(os.path.join(TMP_PATH, retrieved_file_name))
        self.hook.delete_file(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_get_mod_time(self):
        self.hook.store_file(
            remote_full_path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS,
                                          TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
        output = self.hook.get_mod_time(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        self.assertEqual(len(output), 14)

    def tearDown(self):
        shutil.rmtree(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        os.remove(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
class SFTPHookTest(unittest.TestCase):
    def setUp(self):
        configuration.load_test_config()
        self.hook = SFTPHook()
        os.makedirs(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        with open(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS), 'a') as f:
            f.write('Test file')

    def test_get_conn(self):
        output = self.hook.get_conn()
        self.assertEqual(type(output), pysftp.Connection)

    def test_close_conn(self):
        self.hook.conn = self.hook.get_conn()
        self.assertTrue(self.hook.conn is not None)
        self.hook.close_conn()
        self.assertTrue(self.hook.conn is None)

    def test_describe_directory(self):
        output = self.hook.describe_directory(TMP_PATH)
        self.assertTrue(TMP_DIR_FOR_TESTS in output)

    def test_list_directory(self):
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_create_and_delete_directory(self):
        new_dir_name = 'new_dir'
        self.hook.create_directory(os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name in output)
        self.hook.delete_directory(os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name not in output)

    def test_store_retrieve_and_delete_file(self):
        self.hook.store_file(
            remote_full_path=os.path.join(
                TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS)
        )
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [TMP_FILE_FOR_TESTS])
        retrieved_file_name = 'retrieved.txt'
        self.hook.retrieve_file(
            remote_full_path=os.path.join(
                TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, retrieved_file_name)
        )
        self.assertTrue(retrieved_file_name in os.listdir(TMP_PATH))
        os.remove(os.path.join(TMP_PATH, retrieved_file_name))
        self.hook.delete_file(path=os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_get_mod_time(self):
        self.hook.store_file(
            remote_full_path=os.path.join(
                TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS)
        )
        output = self.hook.get_mod_time(path=os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        self.assertEqual(len(output), 14)

    def tearDown(self):
        shutil.rmtree(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        os.remove(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))
class SFTPHookTest(unittest.TestCase):
    def setUp(self):
        configuration.load_test_config()
        self.hook = SFTPHook()
        os.makedirs(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        with open(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS), 'a') as f:
            f.write('Test file')

    def test_get_conn(self):
        output = self.hook.get_conn()
        self.assertEqual(type(output), pysftp.Connection)

    def test_close_conn(self):
        self.hook.conn = self.hook.get_conn()
        self.assertTrue(self.hook.conn is not None)
        self.hook.close_conn()
        self.assertTrue(self.hook.conn is None)

    def test_describe_directory(self):
        output = self.hook.describe_directory(TMP_PATH)
        self.assertTrue(TMP_DIR_FOR_TESTS in output)

    def test_list_directory(self):
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_create_and_delete_directory(self):
        new_dir_name = 'new_dir'
        self.hook.create_directory(os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name in output)
        self.hook.delete_directory(os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, new_dir_name))
        output = self.hook.describe_directory(
            os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertTrue(new_dir_name not in output)

    def test_store_retrieve_and_delete_file(self):
        self.hook.store_file(
            remote_full_path=os.path.join(
                TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS)
        )
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [TMP_FILE_FOR_TESTS])
        retrieved_file_name = 'retrieved.txt'
        self.hook.retrieve_file(
            remote_full_path=os.path.join(
                TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, retrieved_file_name)
        )
        self.assertTrue(retrieved_file_name in os.listdir(TMP_PATH))
        os.remove(os.path.join(TMP_PATH, retrieved_file_name))
        self.hook.delete_file(path=os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        output = self.hook.list_directory(
            path=os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        self.assertEqual(output, [])

    def test_get_mod_time(self):
        self.hook.store_file(
            remote_full_path=os.path.join(
                TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS),
            local_full_path=os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS)
        )
        output = self.hook.get_mod_time(path=os.path.join(
            TMP_PATH, TMP_DIR_FOR_TESTS, TMP_FILE_FOR_TESTS))
        self.assertEqual(len(output), 14)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_default(self, get_connection):
        connection = Connection(login='******', host='host')
        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_enabled(self, get_connection):
        connection = Connection(
            login='******', host='host',
            extra='{"no_host_key_check": true}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, True)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_disabled(self, get_connection):
        connection = Connection(
            login='******', host='host',
            extra='{"no_host_key_check": false}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_disabled_for_all_but_true(self, get_connection):
        connection = Connection(
            login='******', host='host',
            extra='{"no_host_key_check": "foo"}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_ignore(self, get_connection):
        connection = Connection(
            login='******', host='host',
            extra='{"ignore_hostkey_verification": true}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, True)

    @mock.patch('airflow.contrib.hooks.sftp_hook.SFTPHook.get_connection')
    def test_no_host_key_check_no_ignore(self, get_connection):
        connection = Connection(
            login='******', host='host',
            extra='{"ignore_hostkey_verification": false}')

        get_connection.return_value = connection
        hook = SFTPHook()
        self.assertEqual(hook.no_host_key_check, False)

    def tearDown(self):
        shutil.rmtree(os.path.join(TMP_PATH, TMP_DIR_FOR_TESTS))
        os.remove(os.path.join(TMP_PATH, TMP_FILE_FOR_TESTS))