78 lines
2.7 KiB
Python
78 lines
2.7 KiB
Python
# Copyright 2014 Cloudbase Solutions Srl
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# Copyright 2012 Mirantis Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from oslo_log import log as oslo_logging
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from cloudbaseinit import conf as cloudbaseinit_conf
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from cloudbaseinit.metadata.services import base
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from cloudbaseinit.utils import network
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CONF = cloudbaseinit_conf.CONF
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LOG = oslo_logging.getLogger(__name__)
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class EC2Service(base.BaseHTTPMetadataService):
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_metadata_version = '2009-04-04'
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def __init__(self):
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super(EC2Service, self).__init__(
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base_url=CONF.ec2.metadata_base_url,
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https_allow_insecure=CONF.ec2.https_allow_insecure,
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https_ca_bundle=CONF.ec2.https_ca_bundle)
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self._enable_retry = True
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def load(self):
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super(EC2Service, self).load()
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if CONF.ec2.add_metadata_private_ip_route:
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network.check_metadata_ip_route(CONF.ec2.metadata_base_url)
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try:
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self.get_host_name()
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return True
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except Exception as ex:
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LOG.exception(ex)
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LOG.debug('Metadata not found at URL \'%s\'' %
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CONF.ec2.metadata_base_url)
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return False
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def get_host_name(self):
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return self._get_cache_data('%s/meta-data/local-hostname' %
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self._metadata_version, decode=True)
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def get_instance_id(self):
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return self._get_cache_data('%s/meta-data/instance-id' %
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self._metadata_version, decode=True)
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def get_user_data(self):
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return self._get_cache_data('%s/user-data' %
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self._metadata_version)
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def get_public_keys(self):
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ssh_keys = []
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keys_info = self._get_cache_data(
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'%s/meta-data/public-keys' %
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self._metadata_version, decode=True).splitlines()
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for key_info in keys_info:
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(idx, key_name) = key_info.split('=')
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ssh_key = self._get_cache_data(
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'%(version)s/meta-data/public-keys/%(idx)s/openssh-key' %
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{'version': self._metadata_version, 'idx': idx}, decode=True)
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ssh_keys.append(ssh_key.strip())
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return ssh_keys
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