This repository has been archived by the owner on Mar 13, 2022. It is now read-only.
-
Notifications
You must be signed in to change notification settings - Fork 185
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Add proper GCP config loader and refresher
- Loading branch information
Showing
4 changed files
with
247 additions
and
22 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,80 @@ | ||
# Copyright 2017 The Kubernetes Authors. | ||
# | ||
# 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. | ||
|
||
import datetime | ||
import math | ||
import re | ||
|
||
|
||
class TimezoneInfo(datetime.tzinfo): | ||
def __init__(self, h, m): | ||
self._name = "UTC" | ||
if h != 0 and m != 0: | ||
self._name += "%+03d:%2d" % (h, m) | ||
self._delta = datetime.timedelta(hours=h, minutes=math.copysign(m, h)) | ||
|
||
def utcoffset(self, dt): | ||
return self._delta | ||
|
||
def tzname(self, dt): | ||
return self._name | ||
|
||
def dst(self, dt): | ||
return datetime.timedelta(0) | ||
|
||
|
||
UTC = TimezoneInfo(0, 0) | ||
|
||
# ref https://www.ietf.org/rfc/rfc3339.txt | ||
_re_rfc3339 = re.compile(r"(\d\d\d\d)-(\d\d)-(\d\d)" # full-date | ||
r"[ Tt]" # Separator | ||
r"(\d\d):(\d\d):(\d\d)([.,]\d+)?" # partial-time | ||
r"([zZ ]|[-+]\d\d?:\d\d)?", # time-offset | ||
re.VERBOSE + re.IGNORECASE) | ||
_re_timezone = re.compile(r"([-+])(\d\d?):?(\d\d)?") | ||
|
||
|
||
def parse_rfc3339(s): | ||
if isinstance(s, datetime.datetime): | ||
# no need to parse it, just make sure it has a timezone. | ||
if not s.tzinfo: | ||
return s.replace(tzinfo=UTC) | ||
return s | ||
groups = _re_rfc3339.search(s).groups() | ||
dt = [0] * 7 | ||
for x in range(6): | ||
dt[x] = int(groups[x]) | ||
if groups[6] is not None: | ||
dt[6] = int(groups[6]) | ||
tz = UTC | ||
if groups[7] is not None and groups[7] != 'Z' and groups[7] != 'z': | ||
tz_groups = _re_timezone.search(groups[7]).groups() | ||
hour = int(tz_groups[1]) | ||
minute = 0 | ||
if tz_groups[0] == "-": | ||
hour *= -1 | ||
if tz_groups[2]: | ||
minute = int(tz_groups[2]) | ||
tz = TimezoneInfo(hour, minute) | ||
return datetime.datetime( | ||
year=dt[0], month=dt[1], day=dt[2], | ||
hour=dt[3], minute=dt[4], second=dt[5], | ||
microsecond=dt[6], tzinfo=tz) | ||
|
||
|
||
def format_rfc3339(date_time): | ||
if date_time.tzinfo is None: | ||
date_time = date_time.replace(tzinfo=UTC) | ||
date_time = date_time.astimezone(UTC) | ||
return date_time.strftime('%Y-%m-%dT%H:%M:%SZ') |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,53 @@ | ||
# Copyright 2016 The Kubernetes Authors. | ||
# | ||
# 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. | ||
|
||
import unittest | ||
from datetime import datetime | ||
|
||
from .dateutil import UTC, TimezoneInfo, format_rfc3339, parse_rfc3339 | ||
|
||
|
||
class DateUtilTest(unittest.TestCase): | ||
|
||
def _parse_rfc3339_test(self, st, y, m, d, h, mn, s): | ||
actual = parse_rfc3339(st) | ||
expected = datetime(y, m, d, h, mn, s, 0, UTC) | ||
self.assertEqual(expected, actual) | ||
|
||
def test_parse_rfc3339(self): | ||
self._parse_rfc3339_test("2017-07-25T04:44:21Z", | ||
2017, 7, 25, 4, 44, 21) | ||
self._parse_rfc3339_test("2017-07-25 04:44:21Z", | ||
2017, 7, 25, 4, 44, 21) | ||
self._parse_rfc3339_test("2017-07-25T04:44:21", | ||
2017, 7, 25, 4, 44, 21) | ||
self._parse_rfc3339_test("2017-07-25T04:44:21z", | ||
2017, 7, 25, 4, 44, 21) | ||
self._parse_rfc3339_test("2017-07-25T04:44:21+03:00", | ||
2017, 7, 25, 1, 44, 21) | ||
self._parse_rfc3339_test("2017-07-25T04:44:21-03:00", | ||
2017, 7, 25, 7, 44, 21) | ||
|
||
def test_format_rfc3339(self): | ||
self.assertEqual( | ||
format_rfc3339(datetime(2017, 7, 25, 4, 44, 21, 0, UTC)), | ||
"2017-07-25T04:44:21Z") | ||
self.assertEqual( | ||
format_rfc3339(datetime(2017, 7, 25, 4, 44, 21, 0, | ||
TimezoneInfo(2, 0))), | ||
"2017-07-25T02:44:21Z") | ||
self.assertEqual( | ||
format_rfc3339(datetime(2017, 7, 25, 4, 44, 21, 0, | ||
TimezoneInfo(-2, 30))), | ||
"2017-07-25T07:14:21Z") |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Oops, something went wrong.