357 lines
10 KiB
Python
Executable file
357 lines
10 KiB
Python
Executable file
#!/usr/bin/env python
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# (c) 2016 Matt Clay <matt@mystile.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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from __future__ import print_function
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import datetime
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import json
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import os
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import subprocess
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import sys
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import traceback
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import uuid
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from argparse import ArgumentParser
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from textwrap import dedent
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from time import sleep
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def main():
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parser = ArgumentParser(description='Manage remote instances for testing.')
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parser.add_argument('-v',
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'--verbose',
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dest='verbose',
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action='store_true',
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help='write verbose output to stderr')
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parser.add_argument('--endpoint',
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dest='endpoint',
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default='https://u30i4oezgk.execute-api.us-east-1.amazonaws.com',
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help='api endpoint')
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parser.add_argument('--stage',
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dest='stage',
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default='prod',
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choices=['dev', 'prod'],
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help='api stage (default: prod)')
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subparsers = parser.add_subparsers()
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# sub parser: start
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start_parser = subparsers.add_parser('start', help='start instance')
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start_parser.set_defaults(func=start_instance)
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start_subparsers = start_parser.add_subparsers(dest='start')
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start_parser.add_argument('platform', help='platform (ex: windows)')
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start_parser.add_argument('version', help='version (ex: 2012-R2_RTM)')
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start_parser.add_argument('--id',
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dest='instance_id',
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default=uuid.uuid4(),
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help='instance id to create')
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start_parser.add_argument('--public-key',
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dest='ssh_key',
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default=None,
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help='path to ssh public key for authentication')
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shippable = start_subparsers.add_parser('shippable', help='start instance for shippable testing')
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shippable.add_argument('--run-id',
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dest='run',
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default=os.environ.get('SHIPPABLE_BUILD_ID'),
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help='shippable run id')
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shippable.add_argument('--job-number',
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dest='job',
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type=int,
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default=os.environ.get('SHIPPABLE_JOB_NUMBER'),
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help='shippable job number')
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remote_key = get_remote_key()
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remote = start_subparsers.add_parser('remote', help='start instance for remote testing')
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remote.add_argument('--key',
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dest='key',
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default=remote_key,
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required=remote_key is None,
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help='remote key')
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remote.add_argument('--nonce',
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dest='nonce',
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default=None,
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help='optional nonce')
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# sub parser: get
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get_parser = subparsers.add_parser('get', help='get instance')
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get_parser.set_defaults(func=get_instance)
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get_parser.add_argument('instance_id', help='id of instance previously created')
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get_parser.add_argument('--template',
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dest='template',
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help='inventory template')
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get_parser.add_argument('--tries',
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dest='tries',
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default=60,
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type=int,
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help='number of tries waiting for instance (default: 60)')
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get_parser.add_argument('--sleep',
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dest='sleep',
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default=10,
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type=int,
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help='sleep seconds between tries (default: 10)')
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# sub parser: stop
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stop_parser = subparsers.add_parser('stop', help='stop instance')
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stop_parser.set_defaults(func=stop_instance)
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stop_parser.add_argument('instance_id', help='id of instance previously created')
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# parse
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args = parser.parse_args()
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args.func(args)
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def get_remote_key():
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path = os.path.join(os.environ['HOME'], '.ansible-core-ci.key')
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try:
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with open(path, 'r') as f:
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return f.read().strip()
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except IOError:
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return None
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def get_instance_uri(args):
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return '%s/%s/jobs/%s' % (args.endpoint, args.stage, args.instance_id)
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def start_instance(args):
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if args.ssh_key is None:
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public_key = None
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else:
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with open(args.ssh_key, 'r') as f:
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public_key = f.read()
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data = dict(
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config=dict(
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platform=args.platform,
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version=args.version,
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public_key=public_key,
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)
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)
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if args.start == 'shippable':
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auth = dict(
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shippable=dict(
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run_id=args.run,
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job_number=args.job,
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),
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)
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elif args.start == 'remote':
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auth = dict(
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remote=dict(
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key=args.key,
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nonce=args.nonce,
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),
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)
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else:
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raise Exception('auth required')
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data.update(dict(auth=auth))
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if args.verbose:
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print_stderr('starting instance: %s/%s (%s)' % (args.platform, args.version, args.instance_id))
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headers = {
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'Content-Type': 'application/json',
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}
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uri = get_instance_uri(args)
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response = requests.put(uri, data=json.dumps(data), headers=headers)
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if response.status_code != 200:
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raise Exception(create_http_error(response))
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if args.verbose:
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print_stderr('instance started: %s' % args.instance_id)
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print(args.instance_id)
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def stop_instance(args):
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if args.verbose:
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print_stderr('stopping instance: %s' % args.instance_id)
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uri = get_instance_uri(args)
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response = requests.delete(uri)
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if response.status_code != 200:
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raise Exception(create_http_error(response))
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if args.verbose:
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print_stderr('instance stopped: %s' % args.instance_id)
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def get_instance(args):
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if args.verbose:
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print_stderr('waiting for instance: %s' % args.instance_id)
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uri = get_instance_uri(args)
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start_time = datetime.datetime.utcnow()
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for i in range(args.tries):
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response = requests.get(uri)
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if response.status_code != 200:
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raise Exception(create_http_error(response))
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response_json = response.json()
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status = response_json['status']
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if status == 'running':
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end_time = datetime.datetime.utcnow()
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duration = end_time - start_time
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if args.verbose:
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print_stderr('waited %s for instance availability' % duration)
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connection = response_json['connection']
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inventory = make_inventory(args.template, connection, args.instance_id)
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print(inventory)
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return
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sleep(args.sleep)
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raise Exception('timeout waiting for instance')
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def make_inventory(inventory_template, connection, instance_id):
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if inventory_template is None:
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template = dedent('''
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[winrm]
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windows # @instance_id
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[winrm:vars]
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ansible_connection=winrm
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ansible_host=@ansible_host
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ansible_user=@ansible_user
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ansible_password=@ansible_password
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ansible_port=5986
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ansible_winrm_server_cert_validation=ignore
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''').strip()
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else:
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with open(inventory_template, 'r') as f:
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template = f.read()
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inventory = template\
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.replace('@instance_id', instance_id)\
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.replace('@ansible_host', connection['hostname'])\
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.replace('@ansible_user', connection['username'])\
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.replace('@ansible_password', connection.get('password', ''))
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return inventory
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def print_stderr(*args, **kwargs):
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"""Print to stderr."""
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print(*args, file=sys.stderr, **kwargs)
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def create_http_error(response):
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response_json = response.json()
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stack_trace = ''
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if 'message' in response_json:
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message = response_json['message']
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elif 'errorMessage' in response_json:
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message = response_json['errorMessage'].strip()
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if 'stackTrace' in response_json:
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trace = '\n'.join([x.rstrip() for x in traceback.format_list(response_json['stackTrace'])])
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stack_trace = ('\nTraceback (from remote server):\n%s' % trace)
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else:
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message = str(response_json)
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return '%s: %s%s' % (response.status_code, message, stack_trace)
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class HttpRequest:
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def __init__(self):
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"""
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primitive replacement for requests to avoid extra dependency
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avoids use of urllib2 due to lack of SNI support
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"""
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def get(self, url):
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return self.request('GET', url)
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def delete(self, url):
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return self.request('DELETE', url)
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def put(self, url, data=None, headers=None):
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return self.request('PUT', url, data, headers)
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def request(self, method, url, data=None, headers=None):
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args = ['/usr/bin/curl', '-s', '-i', '-X', method]
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if headers is not None:
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for header in headers:
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args += ['-H', '%s: %s' % (header, headers[header])]
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if data is not None:
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args += ['-d', data]
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args += [url]
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header, body = subprocess.check_output(args).split('\r\n\r\n', 1)
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response_headers = header.split('\r\n')
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first_line = response_headers[0]
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http_response = first_line.split(' ')
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status_code = int(http_response[1])
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return HttpResponse(status_code, body)
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class HttpResponse:
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def __init__(self, status_code, response):
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self.status_code = status_code
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self.response = response
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def json(self):
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return json.loads(self.response)
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requests = HttpRequest()
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if __name__ == '__main__':
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main()
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