| # Copyright (c) 2006-2009 Mitch Garnaat http://garnaat.org/ |
| # |
| # Permission is hereby granted, free of charge, to any person obtaining a |
| # copy of this software and associated documentation files (the |
| # "Software"), to deal in the Software without restriction, including |
| # without limitation the rights to use, copy, modify, merge, publish, dis- |
| # tribute, sublicense, and/or sell copies of the Software, and to permit |
| # persons to whom the Software is furnished to do so, subject to the fol- |
| # lowing conditions: |
| # |
| # The above copyright notice and this permission notice shall be included |
| # in all copies or substantial portions of the Software. |
| # |
| # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS |
| # OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABIL- |
| # ITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT |
| # SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, |
| # WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, |
| # OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS |
| # IN THE SOFTWARE. |
| import boto.ec2 |
| from boto.sdb.db.property import StringProperty, IntegerProperty |
| from boto.manage import propget |
| from boto.compat import six |
| |
| InstanceTypes = ['m1.small', 'm1.large', 'm1.xlarge', |
| 'c1.medium', 'c1.xlarge', 'm2.xlarge', |
| 'm2.2xlarge', 'm2.4xlarge', 'cc1.4xlarge', |
| 't1.micro'] |
| |
| |
| class BuyReservation(object): |
| |
| def get_region(self, params): |
| if not params.get('region', None): |
| prop = StringProperty(name='region', verbose_name='EC2 Region', |
| choices=boto.ec2.regions) |
| params['region'] = propget.get(prop, choices=boto.ec2.regions) |
| |
| def get_instance_type(self, params): |
| if not params.get('instance_type', None): |
| prop = StringProperty(name='instance_type', verbose_name='Instance Type', |
| choices=InstanceTypes) |
| params['instance_type'] = propget.get(prop) |
| |
| def get_quantity(self, params): |
| if not params.get('quantity', None): |
| prop = IntegerProperty(name='quantity', verbose_name='Number of Instances') |
| params['quantity'] = propget.get(prop) |
| |
| def get_zone(self, params): |
| if not params.get('zone', None): |
| prop = StringProperty(name='zone', verbose_name='EC2 Availability Zone', |
| choices=self.ec2.get_all_zones) |
| params['zone'] = propget.get(prop) |
| |
| def get(self, params): |
| self.get_region(params) |
| self.ec2 = params['region'].connect() |
| self.get_instance_type(params) |
| self.get_zone(params) |
| self.get_quantity(params) |
| |
| if __name__ == "__main__": |
| obj = BuyReservation() |
| params = {} |
| obj.get(params) |
| offerings = obj.ec2.get_all_reserved_instances_offerings(instance_type=params['instance_type'], |
| availability_zone=params['zone'].name) |
| print('\nThe following Reserved Instances Offerings are available:\n') |
| for offering in offerings: |
| offering.describe() |
| prop = StringProperty(name='offering', verbose_name='Offering', |
| choices=offerings) |
| offering = propget.get(prop) |
| print('\nYou have chosen this offering:') |
| offering.describe() |
| unit_price = float(offering.fixed_price) |
| total_price = unit_price * params['quantity'] |
| print('!!! You are about to purchase %d of these offerings for a total of $%.2f !!!' % (params['quantity'], total_price)) |
| answer = six.moves.input('Are you sure you want to do this? If so, enter YES: ') |
| if answer.strip().lower() == 'yes': |
| offering.purchase(params['quantity']) |
| else: |
| print('Purchase cancelled') |
