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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 xml.sax
import base64
import time
import boto.utils
from boto.connection import AWSAuthConnection
from boto import handler
from boto.cloudfront.distribution import *
from boto.cloudfront.identity import OriginAccessIdentity
from boto.cloudfront.identity import OriginAccessIdentityConfig
from boto.resultset import ResultSet
from boto.cloudfront.exception import CloudFrontServerError
class CloudFrontConnection(AWSAuthConnection):
DefaultHost = 'cloudfront.amazonaws.com'
Version = '2009-12-01'
def __init__(self, aws_access_key_id=None, aws_secret_access_key=None,
port=None, proxy=None, proxy_port=None,
host=DefaultHost, debug=0):
AWSAuthConnection.__init__(self, host,
aws_access_key_id, aws_secret_access_key,
True, port, proxy, proxy_port, debug=debug)
def get_etag(self, response):
response_headers = response.msg
for key in response_headers.keys():
if key.lower() == 'etag':
return response_headers[key]
return None
def add_aws_auth_header(self, headers, method, path):
if not headers.has_key('Date'):
headers['Date'] = time.strftime("%a, %d %b %Y %H:%M:%S GMT",
time.gmtime())
hmac = self.hmac.copy()
hmac.update(headers['Date'])
b64_hmac = base64.encodestring(hmac.digest()).strip()
headers['Authorization'] = "AWS %s:%s" % (self.aws_access_key_id, b64_hmac)
# Generics
def _get_all_objects(self, resource, tags):
if not tags:
tags=[('DistributionSummary', DistributionSummary)]
response = self.make_request('GET', '/%s/%s' % (self.Version, resource))
body = response.read()
if response.status >= 300:
raise CloudFrontServerError(response.status, response.reason, body)
rs = ResultSet(tags)
h = handler.XmlHandler(rs, self)
xml.sax.parseString(body, h)
return rs
def _get_info(self, id, resource, dist_class):
uri = '/%s/%s/%s' % (self.Version, resource, id)
response = self.make_request('GET', uri)
body = response.read()
if response.status >= 300:
raise CloudFrontServerError(response.status, response.reason, body)
d = dist_class(connection=self)
response_headers = response.msg
for key in response_headers.keys():
if key.lower() == 'etag':
d.etag = response_headers[key]
h = handler.XmlHandler(d, self)
xml.sax.parseString(body, h)
return d
def _get_config(self, id, resource, config_class):
uri = '/%s/%s/%s/config' % (self.Version, resource, id)
response = self.make_request('GET', uri)
body = response.read()
if response.status >= 300:
raise CloudFrontServerError(response.status, response.reason, body)
d = config_class(connection=self)
d.etag = self.get_etag(response)
h = handler.XmlHandler(d, self)
xml.sax.parseString(body, h)
return d
def _set_config(self, distribution_id, etag, config):
if isinstance(config, StreamingDistributionConfig):
resource = 'streaming-distribution'
else:
resource = 'distribution'
uri = '/%s/%s/%s/config' % (self.Version, resource, distribution_id)
headers = {'If-Match' : etag, 'Content-Type' : 'text/xml'}
response = self.make_request('PUT', uri, headers, config.to_xml())
body = response.read()
return self.get_etag(response)
if response.status != 200:
raise CloudFrontServerError(response.status, response.reason, body)
def _create_object(self, config, resource, dist_class):
response = self.make_request('POST', '/%s/%s' % (self.Version, resource),
{'Content-Type' : 'text/xml'}, data=config.to_xml())
body = response.read()
if response.status == 201:
d = dist_class(connection=self)
h = handler.XmlHandler(d, self)
xml.sax.parseString(body, h)
return d
else:
raise CloudFrontServerError(response.status, response.reason, body)
def _delete_object(self, id, etag, resource):
uri = '/%s/%s/%s' % (self.Version, resource, id)
response = self.make_request('DELETE', uri, {'If-Match' : etag})
body = response.read()
if response.status != 204:
raise CloudFrontServerError(response.status, response.reason, body)
# Distributions
def get_all_distributions(self):
tags=[('DistributionSummary', DistributionSummary)]
return self._get_all_objects('distribution', tags)
def get_distribution_info(self, distribution_id):
return self._get_info(distribution_id, 'distribution', Distribution)
def get_distribution_config(self, distribution_id):
return self._get_config(distribution_id, 'distribution',
DistributionConfig)
def set_distribution_config(self, distribution_id, etag, config):
return self._set_config(distribution_id, etag, config)
def create_distribution(self, origin, enabled, caller_reference='',
cnames=None, comment=''):
config = DistributionConfig(origin=origin, enabled=enabled,
caller_reference=caller_reference,
cnames=cnames, comment=comment)
return self._create_object(config, 'distribution', Distribution)
def delete_distribution(self, distribution_id, etag):
return self._delete_object(distribution_id, etag, 'distribution')
# Streaming Distributions
def get_all_streaming_distributions(self):
tags=[('StreamingDistributionSummary', StreamingDistributionSummary)]
return self._get_all_objects('streaming-distribution', tags)
def get_streaming_distribution_info(self, distribution_id):
return self._get_info(distribution_id, 'streaming-distribution',
StreamingDistribution)
def get_streaming_distribution_config(self, distribution_id):
return self._get_config(distribution_id, 'streaming-distribution',
StreamingDistributionConfig)
def set_streaming_distribution_config(self, distribution_id, etag, config):
return self._set_config(distribution_id, etag, config)
def create_streaming_distribution(self, origin, enabled,
caller_reference='',
cnames=None, comment=''):
config = StreamingDistributionConfig(origin=origin, enabled=enabled,
caller_reference=caller_reference,
cnames=cnames, comment=comment)
return self._create_object(config, 'streaming-distribution',
StreamingDistribution)
def delete_streaming_distribution(self, distribution_id, etag):
return self._delete_object(distribution_id, etag, 'streaming-distribution')
# Origin Access Identity
def get_all_origin_access_identity(self):
tags=[('CloudFrontOriginAccessIdentitySummary',
OriginAccessIdentitySummary)]
return self._get_all_objects('origin-access-identity/cloudfront', tags)
def get_origin_access_identity_info(self, access_id):
return self._get_info(access_id, 'origin-access-identity/cloudfront',
OriginAccessIdentity)
def get_origin_access_identity_config(self, access_id):
return self._get_config(access_id,
'origin-access-identity/cloudfront',
OriginAccessIdentityConfig)
def set_origin_access_identity_config(self, access_id,
etag, config):
return self._set_config(access_id, etag, config)
def create_origin_access_identity(self, caller_reference='', comment=''):
config = OriginAccessIdentityConfig(caller_reference=caller_reference,
comment=comment)
return self._create_object(config, 'origin-access-identity/cloudfront',
OriginAccessIdentity)
def delete_origin_access_identity(self, access_id, etag):
return self._delete_object(access_id, etag,
'origin-access-identity/cloudfront')
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