|
1
|
|
|
# Licensed to the StackStorm, Inc ('StackStorm') under one or more |
|
2
|
|
|
# contributor license agreements. See the NOTICE file distributed with |
|
3
|
|
|
# this work for additional information regarding copyright ownership. |
|
4
|
|
|
# The ASF licenses this file to You under the Apache License, Version 2.0 |
|
5
|
|
|
# (the "License"); you may not use this file except in compliance with |
|
6
|
|
|
# the License. You may obtain a copy of the License at |
|
7
|
|
|
# |
|
8
|
|
|
# http://www.apache.org/licenses/LICENSE-2.0 |
|
9
|
|
|
# |
|
10
|
|
|
# Unless required by applicable law or agreed to in writing, software |
|
11
|
|
|
# distributed under the License is distributed on an "AS IS" BASIS, |
|
12
|
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
|
13
|
|
|
# See the License for the specific language governing permissions and |
|
14
|
|
|
# limitations under the License. |
|
15
|
|
|
|
|
16
|
|
|
import ast |
|
17
|
|
|
import copy |
|
18
|
|
|
import json |
|
19
|
|
|
import re |
|
20
|
|
|
import retrying |
|
21
|
|
|
import six |
|
22
|
|
|
|
|
23
|
|
|
from oslo_config import cfg |
|
24
|
|
|
from mistralclient.api import client as mistral |
|
25
|
|
|
|
|
26
|
|
|
from st2common.constants import action as action_constants |
|
27
|
|
|
from st2common import log as logging |
|
28
|
|
|
from st2common.callback import base as callback |
|
29
|
|
|
from st2common.util.workflow import mistral as utils |
|
30
|
|
|
|
|
31
|
|
|
|
|
32
|
|
|
LOG = logging.getLogger(__name__) |
|
33
|
|
|
|
|
34
|
|
|
|
|
35
|
|
|
STATUS_MAP = { |
|
36
|
|
|
action_constants.LIVEACTION_STATUS_REQUESTED: 'RUNNING', |
|
37
|
|
|
action_constants.LIVEACTION_STATUS_SCHEDULED: 'RUNNING', |
|
38
|
|
|
action_constants.LIVEACTION_STATUS_DELAYED: 'RUNNING', |
|
39
|
|
|
action_constants.LIVEACTION_STATUS_RUNNING: 'RUNNING', |
|
40
|
|
|
action_constants.LIVEACTION_STATUS_SUCCEEDED: 'SUCCESS', |
|
41
|
|
|
action_constants.LIVEACTION_STATUS_FAILED: 'ERROR', |
|
42
|
|
|
action_constants.LIVEACTION_STATUS_TIMED_OUT: 'ERROR', |
|
43
|
|
|
action_constants.LIVEACTION_STATUS_ABANDONED: 'ERROR', |
|
44
|
|
|
action_constants.LIVEACTION_STATUS_CANCELING: 'CANCELLED', |
|
45
|
|
|
action_constants.LIVEACTION_STATUS_CANCELED: 'CANCELLED', |
|
46
|
|
|
action_constants.LIVEACTION_STATUS_PAUSING: 'PAUSED', |
|
47
|
|
|
action_constants.LIVEACTION_STATUS_PAUSED: 'PAUSED', |
|
48
|
|
|
action_constants.LIVEACTION_STATUS_RESUMING: 'RUNNING' |
|
49
|
|
|
} |
|
50
|
|
|
|
|
51
|
|
|
MISTRAL_ACCEPTED_STATES = copy.deepcopy(action_constants.LIVEACTION_COMPLETED_STATES) |
|
52
|
|
|
MISTRAL_ACCEPTED_STATES += [action_constants.LIVEACTION_STATUS_PAUSED] |
|
53
|
|
|
|
|
54
|
|
|
|
|
55
|
|
|
def get_instance(): |
|
56
|
|
|
return MistralCallbackHandler |
|
57
|
|
|
|
|
58
|
|
|
|
|
59
|
|
|
def get_action_execution_id_from_url(url): |
|
60
|
|
|
match = re.search('(.+)/action_executions/(.+)', url) |
|
61
|
|
|
if not match or len(match.groups()) != 2: |
|
62
|
|
|
raise ValueError('Unable to extract the action execution ID ' |
|
63
|
|
|
'from the callback URL (%s).' % (url)) |
|
64
|
|
|
|
|
65
|
|
|
return match.group(2) |
|
66
|
|
|
|
|
67
|
|
|
|
|
68
|
|
|
class MistralCallbackHandler(callback.AsyncActionExecutionCallbackHandler): |
|
69
|
|
|
|
|
70
|
|
|
@classmethod |
|
71
|
|
|
@retrying.retry( |
|
72
|
|
|
retry_on_exception=utils.retry_on_exceptions, |
|
73
|
|
|
wait_exponential_multiplier=cfg.CONF.mistral.retry_exp_msec, |
|
74
|
|
|
wait_exponential_max=cfg.CONF.mistral.retry_exp_max_msec, |
|
75
|
|
|
stop_max_delay=cfg.CONF.mistral.retry_stop_max_msec) |
|
76
|
|
|
def _update_action_execution(cls, url, data): |
|
77
|
|
|
action_execution_id = get_action_execution_id_from_url(url) |
|
78
|
|
|
|
|
79
|
|
|
LOG.info('Sending callback to %s with data %s.', url, data) |
|
80
|
|
|
|
|
81
|
|
|
client = mistral.client( |
|
82
|
|
|
mistral_url=cfg.CONF.mistral.v2_base_url, |
|
83
|
|
|
username=cfg.CONF.mistral.keystone_username, |
|
84
|
|
|
api_key=cfg.CONF.mistral.keystone_password, |
|
85
|
|
|
project_name=cfg.CONF.mistral.keystone_project_name, |
|
86
|
|
|
auth_url=cfg.CONF.mistral.keystone_auth_url, |
|
87
|
|
|
cacert=cfg.CONF.mistral.cacert, |
|
88
|
|
|
insecure=cfg.CONF.mistral.insecure) |
|
89
|
|
|
|
|
90
|
|
|
client.action_executions.update(action_execution_id, **data) |
|
91
|
|
|
|
|
92
|
|
|
@classmethod |
|
93
|
|
|
def _encode(cls, value): |
|
94
|
|
|
if isinstance(value, dict): |
|
95
|
|
|
return {k: cls._encode(v) for k, v in six.iteritems(value)} |
|
96
|
|
|
elif isinstance(value, list): |
|
97
|
|
|
return [cls._encode(item) for item in value] |
|
98
|
|
|
elif isinstance(value, six.string_types): |
|
99
|
|
|
try: |
|
100
|
|
|
value = value.decode('utf-8') |
|
101
|
|
|
except Exception: |
|
102
|
|
|
LOG.exception('Unable to decode value to utf-8.') |
|
103
|
|
|
|
|
104
|
|
|
try: |
|
105
|
|
|
value = value.encode('unicode_escape') |
|
106
|
|
|
except Exception: |
|
107
|
|
|
LOG.exception('Unable to unicode escape value.') |
|
108
|
|
|
|
|
109
|
|
|
return value |
|
110
|
|
|
else: |
|
111
|
|
|
return value |
|
112
|
|
|
|
|
113
|
|
|
@classmethod |
|
114
|
|
|
def callback(cls, url, context, status, result): |
|
115
|
|
|
if status not in MISTRAL_ACCEPTED_STATES: |
|
116
|
|
|
LOG.warning('Unable to callback %s because status "%s" is not supported.', url, status) |
|
117
|
|
|
return |
|
118
|
|
|
|
|
119
|
|
|
try: |
|
120
|
|
|
if isinstance(result, basestring) and len(result) > 0 and result[0] in ['{', '[']: |
|
|
|
|
|
|
121
|
|
|
value = ast.literal_eval(result) |
|
122
|
|
|
if type(value) in [dict, list]: |
|
123
|
|
|
result = value |
|
124
|
|
|
|
|
125
|
|
|
result = cls._encode(result) |
|
126
|
|
|
output = json.dumps(result) if type(result) in [dict, list] else str(result) |
|
127
|
|
|
output = output.replace('\\\\\\\\u', '\\\\u') |
|
128
|
|
|
data = {'state': STATUS_MAP[status], 'output': output} |
|
129
|
|
|
|
|
130
|
|
|
cls._update_action_execution(url, data) |
|
131
|
|
|
except Exception as e: |
|
132
|
|
|
LOG.exception(e) |
|
133
|
|
|
|
Plexxi /
st2
Loading history...