Revision 528550d9 kamaki/clients/astakos/__init__.py
| b/kamaki/clients/astakos/__init__.py | ||
|---|---|---|
| 32 | 32 |
# or implied, of GRNET S.A. |
| 33 | 33 |
|
| 34 | 34 |
from kamaki.clients import Client, ClientError |
| 35 |
from logging import getLogger |
|
| 36 |
|
|
| 37 |
|
|
| 35 | 38 |
|
| 36 | 39 |
|
| 37 | 40 |
class AstakosClient(Client): |
| 38 | 41 |
"""Synnefo Astakos API client""" |
| 39 | 42 |
|
| 40 |
def __init__(self, base_url, token): |
|
| 43 |
def __init__(self, base_url, token=None):
|
|
| 41 | 44 |
super(AstakosClient, self).__init__(base_url, token) |
| 42 | 45 |
self._cache = {}
|
| 46 |
self.log = getLogger('__name__')
|
|
| 43 | 47 |
|
| 44 | 48 |
def authenticate(self, token=None): |
| 45 | 49 |
"""Get authentication information and store it in this client |
| ... | ... | |
| 51 | 55 |
:returns: (dict) authentication information |
| 52 | 56 |
""" |
| 53 | 57 |
self.token = token or self.token |
| 54 |
self._cache[self.token] = self.get('/astakos/api/authenticate').json
|
|
| 58 |
self._cache[self.token] = self.get('/tokens').json
|
|
| 55 | 59 |
return self._cache[self.token] |
| 56 | 60 |
|
| 57 |
def list(self): |
|
| 58 |
"""list cached user information""" |
|
| 61 |
def get_services(self, token=None): |
|
| 62 |
""" |
|
| 63 |
:returns: (list) [{name:..., type:..., endpoints:[...]}, ...]
|
|
| 64 |
""" |
|
| 65 |
token_bu = self.token or token |
|
| 66 |
token = token or self.token |
|
| 67 |
try: |
|
| 68 |
r = self._cache[token] |
|
| 69 |
except KeyError: |
|
| 70 |
r = self.authenticate(token) |
|
| 71 |
finally: |
|
| 72 |
self.token = token_bu |
|
| 73 |
return r['serviceCatalog'] |
|
| 74 |
|
|
| 75 |
def get_service_details(self, service_type, token=None): |
|
| 76 |
""" |
|
| 77 |
:param service_type: (str) compute, object-store, image, account, etc. |
|
| 78 |
|
|
| 79 |
:returns: (dict) {name:..., type:..., endpoints:[...]}
|
|
| 80 |
|
|
| 81 |
:raises ClientError: (600) if service_type not in service catalog |
|
| 82 |
""" |
|
| 83 |
services = self.get_services(token) |
|
| 84 |
for service in services: |
|
| 85 |
try: |
|
| 86 |
if service['type'].lower() == service_type.lower(): |
|
| 87 |
return service |
|
| 88 |
except KeyError: |
|
| 89 |
self.log.warning('Misformated service %s' % service)
|
|
| 90 |
raise ClientError( |
|
| 91 |
'Service type "%s" not in service catalog' % service_type, 600) |
|
| 92 |
|
|
| 93 |
def get_service_endpoints(self, service_type, version=None, token=None): |
|
| 94 |
""" |
|
| 95 |
:param service_type: (str) can be compute, object-store, etc. |
|
| 96 |
|
|
| 97 |
:param version: (str) the version id of the service |
|
| 98 |
|
|
| 99 |
:returns: (dict) {SNF:uiURL, adminURL, internalURL, publicURL, ...}
|
|
| 100 |
|
|
| 101 |
:raises ClientError: (600) if service_type not in service catalog |
|
| 102 |
|
|
| 103 |
:raises ClientError: (601) if #matching endpoints != 1 |
|
| 104 |
""" |
|
| 105 |
service = self.get_service_details(service_type, token) |
|
| 106 |
matches = [] |
|
| 107 |
for endpoint in service['endpoints']: |
|
| 108 |
|
|
| 109 |
if (not version) or ( |
|
| 110 |
endpoint['version_id'].lower() == version.lower()): |
|
| 111 |
matches.append(endpoint) |
|
| 112 |
if len(matches) != 1: |
|
| 113 |
raise ClientError( |
|
| 114 |
'%s endpoints match type %s %s' % ( |
|
| 115 |
len(matches), service_type, |
|
| 116 |
('and version_id %s' % version) if version else ''),
|
|
| 117 |
601) |
|
| 118 |
return matches[0] |
|
| 119 |
|
|
| 120 |
def list_users(self): |
|
| 121 |
"""list cached users information""" |
|
| 59 | 122 |
r = [] |
| 60 | 123 |
for k, v in self._cache.items(): |
| 61 |
r.append(dict(v)) |
|
| 124 |
r.append(dict(v['user']))
|
|
| 62 | 125 |
r[-1].update(dict(auth_token=k)) |
| 63 | 126 |
return r |
| 64 | 127 |
|
| 65 |
def info(self, token=None): |
|
| 128 |
def user_info(self, token=None):
|
|
| 66 | 129 |
"""Get (cached) user information""" |
| 67 |
token_bu = self.token |
|
| 130 |
token_bu = self.token or token
|
|
| 68 | 131 |
token = token or self.token |
| 69 | 132 |
try: |
| 70 | 133 |
r = self._cache[token] |
| 71 | 134 |
except KeyError: |
| 72 | 135 |
r = self.authenticate(token) |
| 73 |
self.token = token_bu |
|
| 74 |
return r |
|
| 136 |
finally: |
|
| 137 |
self.token = token_bu |
|
| 138 |
return r['user'] |
|
| 75 | 139 |
|
| 76 | 140 |
def term(self, key, token=None): |
| 77 | 141 |
"""Get (cached) term, from user credentials""" |
| 78 |
return self.info(token).get(key, None) |
|
| 142 |
return self.user_info(token).get(key, None) |
|
Also available in: Unified diff