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