# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2011 OpenStack, LLC
# All Rights Reserved.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

"""Functional test case for OpenStack Swift """

import httplib2
import os

from pprint import pprint

from kong import tests

SMALL_OBJ = "include/swift_objects/swift_small"
MED_OBJ = "include/swift_objects/swift_medium"
LRG_OBJ = "include/swift_objects/swift_large"


class TestSwift(tests.FunctionalTest):
    def test_000_auth(self):
        if self.swift['auth_ssl'] == "False":
            prot = "http://"
        else:
            prot = "https://"

        path = "%s%s:%s%s%s" % (prot, self.swift['auth_host'],
                                      self.swift['auth_port'],
                                      self.swift['auth_prefix'],
                                      self.swift['ver'])

        http = httplib2.Http(disable_ssl_certificate_validation=True)
        self.swift['auth_user'] = '%s:%s' % (self.swift['account'],
                                             self.swift['username'])
        headers = {'X-Auth-User': '%s' % (self.swift['auth_user']),
                   'X-Auth-Key': '%s' % (self.swift['password'])}
        response, content = http.request(path, 'GET', headers=headers)
        self.assertEqual(response.status, 200)
        self.assertIsNotNone(response['x-auth-token'])
        self.assertIsNotNone(response['x-storage-token'])
        self.assertIsNotNone(response['x-storage-url'])

        # TODO: there has got to be a better way to do this (jshepher)
        for k, v in response.items():
            if (k == 'x-auth-token'):
                self.swift['x-auth-token'] = v
            if (k == 'x-storage-token'):
                self.swift['x-storage-token'] = v

        # Since we don't have DNS this is a bit of a hack, but works
        url = response['x-storage-url'].split('/')
        self.swift['storage_url'] = "%s//%s:%s/%s/%s" % (url[0],
                                                      self.swift['auth_host'],
                                                      self.swift['auth_port'],
                                                      url[3],
                                                      url[4])
    test_000_auth.tags = ['swift']

    def test_001_create_container(self):
        path = "%s/%s/" % (self.swift['storage_url'], "test_container")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Storage-Token': '%s' % (self.swift['x-storage-token'])}
        response, content = http.request(path, 'PUT', headers=headers)
        self.assertEqual(response.status, 201)
    test_001_create_container.tags = ['swift']

    def test_002_list_containers(self):
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-Token': '%s' % (self.swift['x-auth-token'])}
        response, content = http.request(self.swift['storage_url'], 'GET',
                                         headers=headers)
        self.assertEqual(response.status, 200)
        self.assertLessEqual('1', response['x-account-container-count'])
    test_002_list_containers.tags = ['swift']

    def test_010_create_small_object(self):
        md5 = self._md5sum_file(SMALL_OBJ)
        path = "%s/%s/%s" % (self.swift['storage_url'],
                             "test_container",
                             "swift_small")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-User': '%s:%s' % (self.swift['account'],
                                             self.swift['username']),
                   'X-Storage-Token': '%s' % (self.swift['x-storage-token']),
                   'ETag': '%s' % (md5),
                   'Content-Length': '%d' % os.path.getsize(SMALL_OBJ),
                   'Content-Type': 'application/octet-stream'}
        upload = open(SMALL_OBJ, "rb")
        response, content = http.request(path, 'PUT',
                                         headers=headers,
                                         body=upload)
        self.assertEqual(response.status, 201)
    test_010_create_small_object.tags = ['swift']

    def test_011_create_medium_object(self):
        md5 = self._md5sum_file(MED_OBJ)
        path = "%s/%s/%s" % (self.swift['storage_url'],
                             "test_container",
                             "swift_medium")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-User': '%s:%s' % (self.swift['account'],
                                             self.swift['username']),
                   'X-Storage-Token': '%s' % (self.swift['x-storage-token']),
                   'ETag': '%s' % (md5),
                   'Content-Length': '%d' % (os.path.getsize(MED_OBJ)),
                   'Content-Type': 'application/octet-stream',
                   'Content-Encoding': 'gzip'}
        upload = ""
        for chunk in self._read_in_chunks(MED_OBJ):
            upload += chunk
        response, content = http.request(path, 'PUT',
                                         headers=headers,
                                         body=upload)
        self.assertEqual(response.status, 201)
    test_011_create_medium_object.tags = ['swift']

    def test_013_get_small_object(self):
        path = "%s/%s/%s" % (self.swift['storage_url'],
                             "test_container",
                             "swift_small")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-User': '%s:%s' % (self.swift['account'],
                                             self.swift['username']),
                   'X-Storage-Token': '%s' % (self.swift['x-storage-token'])}
        response, content = http.request(path, 'GET',
                                         headers=headers)
        self.assertEqual(response.status, 200)
        self.assertEqual(response['etag'], self._md5sum_file(SMALL_OBJ))
    test_013_get_small_object.tags = ['swift']

    def test_017_delete_small_object(self):
        path = "%s/%s/%s" % (self.swift['storage_url'], "test_container",
                             "swift_small")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-User': '%s:%s' % (self.swift['account'],
                                             self.swift['username']),
                   'X-Storage-Token': '%s' % (
                                              self.swift['x-storage-token'])}
        response, content = http.request(path, 'DELETE', headers=headers)
        self.assertEqual(response.status, 204)
    test_017_delete_small_object.tags = ['swift']

    def test_018_delete_medium_object(self):
        path = "%s/%s/%s" % (self.swift['storage_url'], "test_container",
                             "swift_medium")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-User': '%s:%s' % (self.swift['account'],
                                             self.swift['username']),
                   'X-Storage-Token': '%s' % (
                                              self.swift['x-storage-token'])}
        response, content = http.request(path, 'DELETE', headers=headers)
        self.assertEqual(response.status, 204)
    test_018_delete_medium_object.tags = ['swift']

    def test_030_check_container_metadata(self):
        path = "%s/%s" % (self.swift['storage_url'], "test_container")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-User': '%s:%s' % (self.swift['account'],
                                             self.swift['username']),
                   'X-Storage-Token': '%s' % (self.swift['x-storage-token'])}
        response, content = http.request(path, 'HEAD', headers=headers)
        self.assertEqual(response.status, 204)
    test_030_check_container_metadata.tags = ['swift']

    def test_050_delete_container(self):
        path = "%s/%s" % (self.swift['storage_url'], "test_container")
        http = httplib2.Http(disable_ssl_certificate_validation=True)
        headers = {'X-Auth-User': '%s:%s' % (self.swift['account'],
                                             self.swift['username']),
                   'X-Storage-Token': '%s' % (self.swift['x-storage-token'])}
        response, content = http.request(path, 'DELETE', headers=headers)
        self.assertEqual(response.status, 204)
    test_050_delete_container.tags = ['swift']