Scripts to download files from google storage based on sha1 sums

third_party/gsutil/boto/ec2/buyreservation.py

Index: third_party/gsutil/boto/ec2/buyreservation.py
diff --git a/third_party/gsutil/boto/ec2/buyreservation.py b/third_party/gsutil/boto/ec2/buyreservation.py
new file mode 100644
index 0000000000000000000000000000000000000000..fcd8a77c81d4d4b17552fc1095ed84e5834e6839
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+++ b/third_party/gsutil/boto/ec2/buyreservation.py
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+# 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
+
+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 = raw_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'