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# -*- coding: utf-8 -*- |
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# |
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# Copyright (c) 2014-2015 Online SAS and Contributors. All Rights Reserved. |
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# Edouard Bonlieu <[email protected]> |
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# Julien Castets <[email protected]> |
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# Manfred Touron <[email protected]> |
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# Kevin Deldycke <[email protected]> |
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# |
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# Licensed under the BSD 2-Clause License (the "License"); you may not use this |
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# file except in compliance with the License. You may obtain a copy of the |
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# License at http://opensource.org/licenses/BSD-2-Clause |
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import logging |
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import os |
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import time |
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import itertools |
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from juju_scaleway.exceptions import ConfigError, ProviderError |
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from juju_scaleway.client import Client |
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logger = logging.getLogger("juju.scaleway") |
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def factory(): |
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cfg = Scaleway.get_config() |
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return Scaleway(cfg) |
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def validate(): |
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Scaleway.get_config() |
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class Scaleway(object): |
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def __init__(self, config, client=None): |
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self.config = config |
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if client is None: |
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self.client = Client( |
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config['access_key'], |
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config['secret_key']) |
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@classmethod |
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def get_config(cls): |
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provider_conf = {} |
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access_key = os.environ.get('SCALEWAY_ACCESS_KEY') |
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if access_key: |
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provider_conf['access_key'] = access_key |
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secret_key = os.environ.get('SCALEWAY_SECRET_KEY') |
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if secret_key: |
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provider_conf['secret_key'] = secret_key |
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if 'access_key' not in provider_conf or \ |
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'secret_key' not in provider_conf: |
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raise ConfigError("Missing Scaleway api credentials") |
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return provider_conf |
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def get_servers(self): |
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return self.client.get_servers() |
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def get_server(self, server_id): |
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return self.client.get_server(server_id) |
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def launch_server(self, params): |
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return self.client.create_server(**params) |
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def terminate_server(self, server_id): |
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self.client.destroy_server(server_id) |
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def wait_on(self, server): |
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# Wait up to 5 minutes, in 30 sec increments |
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print(server.name) |
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result = self._wait_on_server(server, 30, 10) |
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if not result: |
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raise ProviderError("Could not provision server before timeout") |
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return result |
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def _wait_on_server(self, server, limit, delay=10): |
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# Redo cci.wait to give user feedback in verbose mode. |
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for count, new_server in enumerate(itertools.repeat(server.id)): |
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server = self.get_server(new_server) |
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if server.state == 'running': |
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return True |
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if count >= limit: |
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return False |
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if count and count % 3 == 0: |
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logger.debug( |
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"Waiting for server:%s ip:%s waited:%ds", |
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server.name, |
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server.public_ip['address'] if server.public_ip else None, |
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count * delay |
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) |
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time.sleep(delay) |
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scaleway /
juju-scaleway
