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*.egg-info | ||
*.pyc | ||
/dist |
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from .service import Service | ||
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__version__ = '1.0.0' |
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class Service(object): | ||
def __init__(self, client, image, command): | ||
self.client = client | ||
self.image = image | ||
self.command = command | ||
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@property | ||
def containers(self): | ||
return self.client.containers() | ||
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def start(self): | ||
if len(self.containers) == 0: | ||
self.start_container() | ||
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def stop(self): | ||
self.scale(0) | ||
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def scale(self, num): | ||
while len(self.containers) < num: | ||
self.start_container() | ||
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while len(self.containers) > num: | ||
self.stop_container() | ||
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def start_container(self): | ||
container = self.client.create_container(self.image, self.command) | ||
self.client.start(container['Id']) | ||
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def stop_container(self): | ||
self.client.kill(self.containers[0]['Id']) |
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from unittest import TestCase | ||
from docker import Client | ||
from plum import Service | ||
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class ServiceTestCase(TestCase): | ||
def setUp(self): | ||
self.client = Client('http://127.0.0.1:4243') | ||
self.client.pull('ubuntu') | ||
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for c in self.client.containers(): | ||
self.client.kill(c['Id']) | ||
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self.service = Service( | ||
client=self.client, | ||
image="ubuntu", | ||
command=["/bin/sleep", "300"], | ||
) | ||
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def test_up_scale_down(self): | ||
self.assertEqual(len(self.service.containers), 0) | ||
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self.service.start() | ||
self.assertEqual(len(self.service.containers), 1) | ||
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self.service.start() | ||
self.assertEqual(len(self.service.containers), 1) | ||
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self.service.scale(2) | ||
self.assertEqual(len(self.service.containers), 2) | ||
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self.service.scale(1) | ||
self.assertEqual(len(self.service.containers), 1) | ||
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self.service.stop() | ||
self.assertEqual(len(self.service.containers), 0) | ||
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self.service.stop() | ||
self.assertEqual(len(self.service.containers), 0) |
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#!/usr/bin/env python | ||
# -*- coding: utf-8 -*- | ||
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from setuptools import setup | ||
import re | ||
import os | ||
import codecs | ||
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# Borrowed from | ||
# https:/jezdez/django_compressor/blob/develop/setup.py | ||
def read(*parts): | ||
return codecs.open(os.path.join(os.path.dirname(__file__), *parts)).read() | ||
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def find_version(*file_paths): | ||
version_file = read(*file_paths) | ||
version_match = re.search(r"^__version__ = ['\"]([^'\"]*)['\"]", | ||
version_file, re.M) | ||
if version_match: | ||
return version_match.group(1) | ||
raise RuntimeError("Unable to find version string.") | ||
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setup( | ||
name='plum', | ||
version=find_version("plum", "__init__.py"), | ||
description='', | ||
url='https:/orchardup.plum', | ||
author='Orchard Laboratories Ltd.', | ||
author_email='[email protected]', | ||
packages=['plum'], | ||
package_data={}, | ||
include_package_data=True, | ||
install_requires=[ | ||
'docopt==0.6.1', | ||
'docker-py==0.2.2', | ||
'requests==2.0.1', | ||
'texttable==0.8.1', | ||
], | ||
dependency_links=[], | ||
entry_points=""" | ||
[console_scripts] | ||
plum=plum:main | ||
""", | ||
) |