# -*- coding: utf-8 -*-
'''
Test the ssh_auth states
'''

# Import python libs
from __future__ import absolute_import, unicode_literals, print_function
import os

# Import Salt Testing libs
from tests.support.case import ModuleCase
from tests.support.mixins import SaltReturnAssertsMixin
from tests.support.runtests import RUNTIME_VARS
from tests.support.helpers import (
    destructiveTest,
    with_system_user,
    skip_if_not_root
)

# Import salt libs
import salt.utils.files


class SSHAuthStateTests(ModuleCase, SaltReturnAssertsMixin):

    @destructiveTest
    @skip_if_not_root
    @with_system_user('issue_7409', on_existing='delete', delete=True)
    def test_issue_7409_no_linebreaks_between_keys(self, username):

        userdetails = self.run_function('user.info', [username])
        user_ssh_dir = os.path.join(userdetails['home'], '.ssh')
        authorized_keys_file = os.path.join(user_ssh_dir, 'authorized_keys')

        ret = self.run_state(
            'file.managed',
            name=authorized_keys_file,
            user=username,
            makedirs=True,
            contents_newline=False,
            # Explicit no ending line break
            contents='ssh-rsa AAAAB3NzaC1kc3MAAACBAL0sQ9fJ5bYTEyY== root'
        )

        ret = self.run_state(
            'ssh_auth.present',
            name='AAAAB3NzaC1kcQ9J5bYTEyZ==',
            enc='ssh-rsa',
            user=username,
            comment=username
        )
        self.assertSaltTrueReturn(ret)
        self.assertSaltStateChangesEqual(
            ret, {'AAAAB3NzaC1kcQ9J5bYTEyZ==': 'New'}
        )
        with salt.utils.files.fopen(authorized_keys_file, 'r') as fhr:
            self.assertEqual(
                fhr.read(),
                'ssh-rsa AAAAB3NzaC1kc3MAAACBAL0sQ9fJ5bYTEyY== root\n'
                'ssh-rsa AAAAB3NzaC1kcQ9J5bYTEyZ== {0}\n'.format(username)
            )

    @destructiveTest
    @skip_if_not_root
    @with_system_user('issue_10198', on_existing='delete', delete=True)
    def test_issue_10198_keyfile_from_another_env(self, username=None):
        userdetails = self.run_function('user.info', [username])
        user_ssh_dir = os.path.join(userdetails['home'], '.ssh')
        authorized_keys_file = os.path.join(user_ssh_dir, 'authorized_keys')

        key_fname = 'issue_10198.id_rsa.pub'

        # Create the keyfile that we expect to get back on the state call
        with salt.utils.files.fopen(os.path.join(RUNTIME_VARS.TMP_PRODENV_STATE_TREE, key_fname), 'w') as kfh:
            kfh.write(
                'ssh-rsa AAAAB3NzaC1kcQ9J5bYTEyZ== {0}\n'.format(username)
            )

        # Create a bogus key file on base environment
        with salt.utils.files.fopen(os.path.join(RUNTIME_VARS.TMP_STATE_TREE, key_fname), 'w') as kfh:
            kfh.write(
                'ssh-rsa BAAAB3NzaC1kcQ9J5bYTEyZ== {0}\n'.format(username)
            )

        ret = self.run_state(
            'ssh_auth.present',
            name='Setup Keys',
            source='salt://{0}?saltenv=prod'.format(key_fname),
            enc='ssh-rsa',
            user=username,
            comment=username
        )
        self.assertSaltTrueReturn(ret)
        with salt.utils.files.fopen(authorized_keys_file, 'r') as fhr:
            self.assertEqual(
                fhr.read(),
                'ssh-rsa AAAAB3NzaC1kcQ9J5bYTEyZ== {0}\n'.format(username)
            )

        os.unlink(authorized_keys_file)

        ret = self.run_state(
            'ssh_auth.present',
            name='Setup Keys',
            source='salt://{0}'.format(key_fname),
            enc='ssh-rsa',
            user=username,
            comment=username,
            saltenv='prod'
        )
        self.assertSaltTrueReturn(ret)
        with salt.utils.files.fopen(authorized_keys_file, 'r') as fhr:
            self.assertEqual(
                fhr.read(),
                'ssh-rsa AAAAB3NzaC1kcQ9J5bYTEyZ== {0}\n'.format(username)
            )