import os

import testinfra.utils.ansible_runner


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


PRESEED_DIRECTORY = '/tmp/custom_preseed_files_location'


def test_preseed_directory(host):
    """
    Test presence and permissions of preseed directory.
    """

    with host.sudo():

        preseed_directory = host.file(PRESEED_DIRECTORY)

        assert preseed_directory.is_directory
        assert preseed_directory.mode == 0o750


def test_preseed_configuration_files(host):
    """
    Tests presence and permissions on created preseed configuration files.
    """

    with host.sudo():

        # Verify that preseed configuration files are created for all hosts.
        for testinfra_host in testinfra_hosts:

            preseed_file = host.file(os.path.join(PRESEED_DIRECTORY, "%s.cfg" % testinfra_host))

            assert preseed_file.is_file
            assert preseed_file.mode == 0o640


def test_preseed_configuration_file_content(host):
    """
    Tests content of generated preseed configuration file.
    """

    hostname = host.run('hostname').stdout.strip()

    with host.sudo():
        preseed_file = host.file(os.path.join(PRESEED_DIRECTORY, "%s.cfg" % hostname))
        preseed_file_content = preseed_file.content_string
        ssh_public_key = "CUSTOMKEY"

    assert "d-i debian-installer/language string sr" in preseed_file_content
    assert "d-i debian-installer/country string RS" in preseed_file_content
    assert "d-i debian-installer/locale string en_UK.UTF-8" in preseed_file_content
    assert "d-i keyboard-configuration/xkb-keymap select sv" in preseed_file_content
    assert "d-i netcfg/choose_interface select eth1" in preseed_file_content

    assert """# Manual network configuration.
d-i netcfg/disable_autoconfig boolean true
d-i netcfg/get_ipaddress string 3.3.3.3
d-i netcfg/get_netmask string 255.255.0.0
d-i netcfg/get_gateway string 2.2.2.2
d-i netcfg/get_nameservers string 1.1.1.1
d-i netcfg/confirm_static boolean true

# Hostname and domain configuration.
d-i netcfg/get_hostname string testing
d-i netcfg/get_domain string example.com""" in preseed_file_content

    assert "d-i mirror/http/hostname string ftp.de.debian.org" in preseed_file_content
    assert "d-i mirror/http/directory string /" in preseed_file_content
    assert "d-i mirror/http/proxy string http://proxy.local" in preseed_file_content
    assert "d-i passwd/root-password password myrootpassword" in preseed_file_content
    assert "d-i passwd/root-password-again password myrootpassword" in preseed_file_content
    assert "d-i time/zone string Europe/Belgrade" in preseed_file_content
    assert ssh_public_key in preseed_file_content