# -*- coding: utf-8 -*-
'''
Integration tests for the vault modules
'''

# Import Python Libs
from __future__ import absolute_import, print_function, unicode_literals
import inspect
import time

# Import Salt Testing Libs
from tests.support.unit import skipIf
from tests.support.case import ModuleCase, ShellCase
from tests.support.helpers import destructiveTest, flaky
from tests.support.runtests import RUNTIME_VARS

# Import Salt Libs
import salt.utils.path


@destructiveTest
@skipIf(not salt.utils.path.which('dockerd'), 'Docker not installed')
@skipIf(not salt.utils.path.which('vault'), 'Vault not installed')
class VaultTestCase(ModuleCase, ShellCase):
    '''
    Test vault module
    '''
    count = 0

    def setUp(self):
        '''
        SetUp vault container
        '''
        if VaultTestCase.count == 0:
            config = '{"backend": {"file": {"path": "/vault/file"}}, "default_lease_ttl": "168h", "max_lease_ttl": "720h"}'
            self.run_state('docker_image.present', name='vault', tag='0.9.6')
            self.run_state(
                'docker_container.running',
                name='vault',
                image='vault:0.9.6',
                port_bindings='8200:8200',
                environment={
                    'VAULT_DEV_ROOT_TOKEN_ID': 'testsecret',
                    'VAULT_LOCAL_CONFIG': config,
                },
                cap_add='IPC_LOCK',
            )
            time.sleep(5)
            ret = self.run_function(
                'cmd.retcode',
                cmd='/usr/local/bin/vault login token=testsecret',
                env={'VAULT_ADDR': 'http://127.0.0.1:8200'},
            )
            login_attempts = 1
            # If the login failed, container might have stopped
            # attempt again, maximum of three times before
            # skipping.
            while ret != 0:
                self.run_state(
                    'docker_container.running',
                    name='vault',
                    image='vault:0.9.6',
                    port_bindings='8200:8200',
                    environment={
                        'VAULT_DEV_ROOT_TOKEN_ID': 'testsecret',
                        'VAULT_LOCAL_CONFIG': config,
                    },
                    cap_add='IPC_LOCK',
                )
                time.sleep(5)
                ret = self.run_function(
                    'cmd.retcode',
                    cmd='/usr/local/bin/vault login token=testsecret',
                    env={'VAULT_ADDR': 'http://127.0.0.1:8200'},
                )
                login_attempts += 1
                if login_attempts >= 3:
                    self.skipTest('unable to login to vault')
            ret = self.run_function(
                'cmd.retcode',
                cmd='/usr/local/bin/vault policy write testpolicy {0}/vault.hcl'.format(RUNTIME_VARS.FILES),
                env={'VAULT_ADDR': 'http://127.0.0.1:8200'},
            )
            if ret != 0:
                self.skipTest('unable to assign policy to vault')
        VaultTestCase.count += 1

    def tearDown(self):
        '''
        TearDown vault container
        '''
        def count_tests(funcobj):
            return inspect.ismethod(funcobj) or \
                inspect.isfunction(funcobj) and \
                funcobj.__name__.startswith('test_')
        numtests = len(inspect.getmembers(VaultTestCase, predicate=count_tests))
        if VaultTestCase.count >= numtests:
            self.run_state('docker_container.stopped', name='vault')
            self.run_state('docker_container.absent', name='vault')
            self.run_state('docker_image.absent', name='vault', force=True)

    @flaky
    def test_sdb(self):
        assert self.run_function('sdb.set', uri='sdb://sdbvault/secret/test/test_sdb/foo', value='bar') is True
        assert self.run_function('sdb.get', arg=['sdb://sdbvault/secret/test/test_sdb/foo']) == 'bar'

    @flaky
    def test_sdb_runner(self):
        assert self.run_run('sdb.set sdb://sdbvault/secret/test/test_sdb_runner/foo bar') == ['True']
        assert self.run_run('sdb.get sdb://sdbvault/secret/test/test_sdb_runner/foo') == ['bar']

    @flaky
    def test_config(self):
        assert self.run_function('sdb.set', uri='sdb://sdbvault/secret/test/test_pillar_sdb/foo', value='bar') is True
        assert self.run_function('config.get', arg=['test_vault_pillar_sdb']) == 'bar'