Jiri Broulik | 47aa6b3 | 2017-07-10 18:39:15 +0200 | [diff] [blame^] | 1 | # -*- coding: utf-8 -*- |
| 2 | import logging |
| 3 | from functools import wraps |
| 4 | LOG = logging.getLogger(__name__) |
| 5 | |
| 6 | # Import third party libs |
| 7 | HAS_CINDER = False |
| 8 | try: |
| 9 | from cinderclient.v3 import client |
| 10 | HAS_CINDER = True |
| 11 | except ImportError: |
| 12 | pass |
| 13 | |
| 14 | __opts__ = {} |
| 15 | |
| 16 | |
| 17 | def __virtual__(): |
| 18 | ''' |
| 19 | Only load this module if cinder |
| 20 | is installed on this minion. |
| 21 | ''' |
| 22 | if HAS_CINDER: |
| 23 | return 'cinderng' |
| 24 | return False |
| 25 | |
| 26 | def _authng(profile=None): |
| 27 | ''' |
| 28 | Set up cinder credentials |
| 29 | ''' |
| 30 | credentials = { |
| 31 | 'username': profile['user'], |
| 32 | 'password': profile['password'], |
| 33 | 'project_id': profile['project_id'], |
| 34 | 'auth_url': profile['protocol'] + "://" + profile['host'] + ":" + str(profile['port']) + "/v3", |
| 35 | 'endpoint_type': profile['endpoint_type'], |
| 36 | 'certificate': profile['certificate'], |
| 37 | 'region_name': profile['region_name'] |
| 38 | } |
| 39 | return credentials |
| 40 | |
| 41 | def create_conn(cred=None): |
| 42 | ''' |
| 43 | create connection |
| 44 | ''' |
| 45 | nt = client.Client(username=cred['username'], api_key=cred['password'], project_id=cred['project_id'], auth_url=cred['auth_url'], endpoint_type=cred['endpoint_type'], cacert=cred['certificate'], region_name=cred['region_name']) |
| 46 | return nt |
| 47 | |
| 48 | def list_volumes(profile=None, **kwargs): |
| 49 | ''' |
| 50 | Return list of cinder volumes. |
| 51 | ''' |
| 52 | cred = _authng(profile) |
| 53 | nt = create_conn(cred) |
| 54 | return nt.volumes.list() |
| 55 | |
| 56 | def list_volume_type(profile=None, **kwargs): |
| 57 | ''' |
| 58 | Return list of volume types |
| 59 | ''' |
| 60 | cred = _authng(profile) |
| 61 | nt = create_conn(cred) |
| 62 | return nt.volume_types.list() |
| 63 | |
| 64 | def get_volume_type(type_name, profile=None, **kwargs): |
| 65 | ''' |
| 66 | Returns id of the specified volume type name |
| 67 | ''' |
| 68 | vt_id = None |
| 69 | vt_list = list_volume_type(profile); |
| 70 | for vt in vt_list: |
| 71 | if vt.name == type_name: |
| 72 | vt_id = vt.id |
| 73 | |
| 74 | if vt_id: |
| 75 | cred = _authng(profile) |
| 76 | nt = create_conn(cred) |
| 77 | try: |
| 78 | vt = nt.volume_types.get(vt_id) |
| 79 | return vt |
| 80 | except: |
| 81 | return |
| 82 | else: |
| 83 | return |
| 84 | |
| 85 | def create_volume_type(type_name, profile=None, **kwargs): |
| 86 | ''' |
| 87 | Create cinder volume type |
| 88 | ''' |
| 89 | vt = get_volume_type(type_name, profile) |
| 90 | if not vt: |
| 91 | cred = _authng(profile) |
| 92 | nt = create_conn(cred) |
| 93 | try: |
| 94 | nt.volume_types.create(type_name) |
| 95 | return 'created' |
| 96 | except: |
| 97 | return 'failed' |
| 98 | else: |
| 99 | return 'exists' |
| 100 | |
| 101 | |
| 102 | def get_keys_volume_type(type_name, profile=None, **kwargs): |
| 103 | ''' |
| 104 | Return extra specs of the specified volume type. |
| 105 | ''' |
| 106 | |
| 107 | vt = get_volume_type(type_name, profile) |
| 108 | if vt: |
| 109 | try: |
| 110 | return vt.get_keys() |
| 111 | except: |
| 112 | return 'failed' |
| 113 | else: |
| 114 | return |
| 115 | |
| 116 | def set_keys_volume_type(type_name, keys={}, profile=None, **kwargs): |
| 117 | ''' |
| 118 | Set extra specs of the specified volume type. |
| 119 | ''' |
| 120 | set_keys = False |
| 121 | vt = get_volume_type(type_name, profile) |
| 122 | if vt: |
| 123 | k = get_keys_volume_type(type_name, profile) |
| 124 | if not k: |
| 125 | set_keys = True |
| 126 | elif k: |
| 127 | for key in keys: |
| 128 | if k.get(key) != keys[key]: |
| 129 | set_keys = True |
| 130 | elif len(k) != len(keys): |
| 131 | set_keys = True |
| 132 | else: |
| 133 | return |
| 134 | |
| 135 | if set_keys: |
| 136 | try: |
| 137 | vt.set_keys(keys) |
| 138 | return 'updated' |
| 139 | except: |
| 140 | return 'failed' |
| 141 | else: |
| 142 | return 'exist' |
| 143 | else: |
| 144 | return 'not found' |