import os
import sys

import testinfra.utils.ansible_runner

import warnings
warnings.filterwarnings("ignore", category=DeprecationWarning)

testinfra_hosts = testinfra.utils.ansible_runner.AnsibleRunner(
    os.environ['MOLECULE_INVENTORY_FILE']).get_hosts('all')

sys.path.append('/usr/sbin')


def test_iptables_is_installed(host):
    iptables = host.package("iptables")
    assert iptables.is_installed


def test_iptables_running_and_enabled(host):
    iptables = host.service("iptables")
    assert iptables.is_running
    assert iptables.is_enabled


def test_iptables_default_rules(host):
    defaults = [
        "-P INPUT ACCEPT",
        "-A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT",
        "-A INPUT -i lo -j ACCEPT",
        "-A INPUT -p icmp --icmp-type echo-request -j ACCEPT",
        "-A INPUT -p tcp -m tcp --dport 22 -j ACCEPT",
        "-A INPUT -j REJECT"
    ]

    rules = host.iptables.rules("filter", "INPUT")
    assert defaults == rules