# Copyright (c) 2010 Mitch Garnaat http://garnaat.org/
# Copyright (c) 2010, Eucalyptus Systems, Inc.
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"""
Some unit tests for S3 MfaDelete with versioning
"""

import unittest
import time
from boto.s3.connection import S3Connection
from boto.exception import S3ResponseError
from boto.s3.deletemarker import DeleteMarker

class S3MFATest (unittest.TestCase):

    def setUp(self):
        self.conn = S3Connection()
        self.bucket_name = 'mfa-%d' % int(time.time())
        self.bucket = self.conn.create_bucket(self.bucket_name)

    def tearDown(self):
        for k in self.bucket.list_versions():
            self.bucket.delete_key(k.name, version_id=k.version_id)
        self.bucket.delete()

    def test_mfadel(self):
        # Enable Versioning with MfaDelete
        mfa_sn = raw_input('MFA S/N: ')
        mfa_code = raw_input('MFA Code: ')
        self.bucket.configure_versioning(True, mfa_delete=True, mfa_token=(mfa_sn, mfa_code))

        # Check enabling mfa worked.
        i = 0
        for i in range(1,8):
            time.sleep(2**i)
            d = self.bucket.get_versioning_status()
            if d['Versioning'] == 'Enabled' and d['MfaDelete'] == 'Enabled':
                break
        self.assertEqual('Enabled', d['Versioning'])
        self.assertEqual('Enabled', d['MfaDelete'])

        # Add a key to the bucket
        k = self.bucket.new_key('foobar')
        s1 = 'This is v1'
        k.set_contents_from_string(s1)
        v1 = k.version_id

        # Now try to delete v1 without the MFA token
        try:
            self.bucket.delete_key('foobar', version_id=v1)
            self.fail("Must fail if not using MFA token")
        except S3ResponseError:
            pass

        # Now try delete again with the MFA token
        mfa_code = raw_input('MFA Code: ')
        self.bucket.delete_key('foobar', version_id=v1, mfa_token=(mfa_sn, mfa_code))

        # Next suspend versioning and disable MfaDelete on the bucket
        mfa_code = raw_input('MFA Code: ')
        self.bucket.configure_versioning(False, mfa_delete=False, mfa_token=(mfa_sn, mfa_code))

        # Lastly, check disabling mfa worked.
        i = 0
        for i in range(1,8):
            time.sleep(2**i)
            d = self.bucket.get_versioning_status()
            if d['Versioning'] == 'Suspended' and d['MfaDelete'] != 'Enabled':
                break
        self.assertEqual('Suspended', d['Versioning'])
        self.assertNotEqual('Enabled', d['MfaDelete'])
