ec2 interface example

example.py

from ec2 import Instance, SecurityGroup, VPC

instances = Instance.objects.all()
web0 = Instance.objects.filter(name='web0')
# creating instances could be tricky, does creating or saving an instance run it?
i = Instance(**kwargs)
i.save()
i = Instance.objects.create(**kwargs)
i, _ = Instance.objects.get_or_create(**kwargs)
i.delete()

groups = SecurityGroup.objects.all()
webservers = SecurityGroup.objects.filter(name='web')
sg = SecurityGroup(name='web', description='web servers')
sg.save()
sg = SecurityGroup.objects.create(**kwargs)
sg, _ = SecurityGroup.objects.get_or_create(**kwargs)
sg.delete()

vpcs = VPC.objects.all()
vpc = VPC.objects.filter(cidr_block='10.10.0.0/16')
vpc = VPC(**kwargs)
vpc.save()
vpc = VPC.objects.create(**kwargs)
vpc, _ = VPC.objects.get_or_create(**kwargs)
vpc.delete()

# can do interesting things like
sg = SecurityGroup.objects.get(name='web')
i = Instance(security_group=sg, **kwargs)

# this could also be a lot of work if want to do this for all the parameters for instance creation
from ec2 import  AvailabilityZone
az = AvailabilityZone.objects.get(name="us-west-1a")
i = Instance(availability_zone=az)