bootstrap-vz/providers/ec2/manifest.py
Anders Ingemann e1ab4dc1ae EC2 provider can now bootstrap EBS volumes again
Use tasksets in EC2 provider
2013-10-27 18:11:58 +01:00

36 lines
1.1 KiB
Python

import base
from common.exceptions import ManifestError
class Manifest(base.Manifest):
def validate(self, data):
super(Manifest, self).validate(data)
from os import path
schema_path = path.join(path.dirname(__file__), 'manifest-schema.json')
self.schema_validate(data, schema_path)
if data['volume']['backing'] == 'ebs':
volume_size = self._calculate_volume_size(data['volume']['partitions'])
if volume_size % 1024 != 0:
msg = 'The volume size must be a multiple of 1024 when using EBS backing'
raise ManifestError(msg, self)
else:
schema_path = path.join(path.dirname(__file__), 'manifest-schema-s3.json')
self.schema_validate(data, schema_path)
def parse(self, data):
super(Manifest, self).parse(data)
self.credentials = data['credentials']
self.virtualization = data['virtualization']
self.image = data['image']
def _calculate_volume_size(self, partitions):
if partitions['type'] == 'mbr':
size = 1
else:
size = 0
if 'boot' in partitions:
size += partitions['boot']['size']
size += partitions['root']['size']
if 'swap' in partitions:
size += partitions['swap']['size']
return size