# This file is part of cloud-init. See LICENSE file for license information.

"""Tests cc_disable_ec2_metadata handler"""

import logging

import cloudinit.config.cc_disable_ec2_metadata as ec2_meta
from tests.unittests.helpers import CiTestCase, mock

LOG = logging.getLogger(__name__)

DISABLE_CFG = {"disable_ec2_metadata": "true"}


class TestEC2MetadataRoute(CiTestCase):
    @mock.patch("cloudinit.config.cc_disable_ec2_metadata.subp.which")
    @mock.patch("cloudinit.config.cc_disable_ec2_metadata.subp.subp")
    def test_disable_ifconfig(self, m_subp, m_which):
        """Set the route if ifconfig command is available"""
        m_which.side_effect = lambda x: x if x == "ifconfig" else None
        ec2_meta.handle("foo", DISABLE_CFG, None, LOG, None)
        m_subp.assert_called_with(
            ["route", "add", "-host", "169.254.169.254", "reject"],
            capture=False,
        )

    @mock.patch("cloudinit.config.cc_disable_ec2_metadata.subp.which")
    @mock.patch("cloudinit.config.cc_disable_ec2_metadata.subp.subp")
    def test_disable_ip(self, m_subp, m_which):
        """Set the route if ip command is available"""
        m_which.side_effect = lambda x: x if x == "ip" else None
        ec2_meta.handle("foo", DISABLE_CFG, None, LOG, None)
        m_subp.assert_called_with(
            ["ip", "route", "add", "prohibit", "169.254.169.254"],
            capture=False,
        )

    @mock.patch("cloudinit.config.cc_disable_ec2_metadata.subp.which")
    @mock.patch("cloudinit.config.cc_disable_ec2_metadata.subp.subp")
    def test_disable_no_tool(self, m_subp, m_which):
        """Log error when neither route nor ip commands are available"""
        m_which.return_value = None  # Find neither ifconfig nor ip
        ec2_meta.handle("foo", DISABLE_CFG, None, LOG, None)
        self.assertEqual(
            [mock.call("ip"), mock.call("ifconfig")], m_which.call_args_list
        )
        m_subp.assert_not_called()


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