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community.general/plugins/callback/loganalytics.py
Felix Fontein 24210b32cf
[stable-5] Remove unneccessary imports (#5977)
* Remove unneccessary imports (#5940)

* Remove unneccessary imports.

* Keep unnecessary imports in module_utils - for now.

* Make older sanity tests shut up.

* Also make flake8 happier.

(cherry picked from commit 2b8ac3c629)

* Re-add os import.
2023-02-12 20:22:36 +01:00

236 lines
8.2 KiB
Python

# -*- coding: utf-8 -*-
# Copyright (c) Ansible project
# GNU General Public License v3.0+ (see LICENSES/GPL-3.0-or-later.txt or https://www.gnu.org/licenses/gpl-3.0.txt)
# SPDX-License-Identifier: GPL-3.0-or-later
from __future__ import (absolute_import, division, print_function)
__metaclass__ = type
DOCUMENTATION = '''
name: loganalytics
type: notification
short_description: Posts task results to Azure Log Analytics
author: "Cyrus Li (@zhcli) <cyrus1006@gmail.com>"
description:
- This callback plugin will post task results in JSON formatted to an Azure Log Analytics workspace.
- Credits to authors of splunk callback plugin.
version_added: "2.4.0"
requirements:
- Whitelisting this callback plugin.
- An Azure log analytics work space has been established.
options:
workspace_id:
description: Workspace ID of the Azure log analytics workspace.
required: true
env:
- name: WORKSPACE_ID
ini:
- section: callback_loganalytics
key: workspace_id
shared_key:
description: Shared key to connect to Azure log analytics workspace.
required: true
env:
- name: WORKSPACE_SHARED_KEY
ini:
- section: callback_loganalytics
key: shared_key
'''
EXAMPLES = '''
examples: |
Whitelist the plugin in ansible.cfg:
[defaults]
callback_whitelist = community.general.loganalytics
Set the environment variable:
export WORKSPACE_ID=01234567-0123-0123-0123-01234567890a
export WORKSPACE_SHARED_KEY=dZD0kCbKl3ehZG6LHFMuhtE0yHiFCmetzFMc2u+roXIUQuatqU924SsAAAAPemhjbGlAemhjbGktTUJQAQIDBA==
Or configure the plugin in ansible.cfg in the callback_loganalytics block:
[callback_loganalytics]
workspace_id = 01234567-0123-0123-0123-01234567890a
shared_key = dZD0kCbKl3ehZG6LHFMuhtE0yHiFCmetzFMc2u+roXIUQuatqU924SsAAAAPemhjbGlAemhjbGktTUJQAQIDBA==
'''
import hashlib
import hmac
import base64
import json
import uuid
import socket
import getpass
from datetime import datetime
from os.path import basename
from ansible.module_utils.urls import open_url
from ansible.parsing.ajson import AnsibleJSONEncoder
from ansible.plugins.callback import CallbackBase
class AzureLogAnalyticsSource(object):
def __init__(self):
self.ansible_check_mode = False
self.ansible_playbook = ""
self.ansible_version = ""
self.session = str(uuid.uuid4())
self.host = socket.gethostname()
self.user = getpass.getuser()
self.extra_vars = ""
def __build_signature(self, date, workspace_id, shared_key, content_length):
# Build authorisation signature for Azure log analytics API call
sigs = "POST\n{0}\napplication/json\nx-ms-date:{1}\n/api/logs".format(
str(content_length), date)
utf8_sigs = sigs.encode('utf-8')
decoded_shared_key = base64.b64decode(shared_key)
hmac_sha256_sigs = hmac.new(
decoded_shared_key, utf8_sigs, digestmod=hashlib.sha256).digest()
encoded_hash = base64.b64encode(hmac_sha256_sigs).decode('utf-8')
signature = "SharedKey {0}:{1}".format(workspace_id, encoded_hash)
return signature
def __build_workspace_url(self, workspace_id):
return "https://{0}.ods.opinsights.azure.com/api/logs?api-version=2016-04-01".format(workspace_id)
def __rfc1123date(self):
return datetime.utcnow().strftime('%a, %d %b %Y %H:%M:%S GMT')
def send_event(self, workspace_id, shared_key, state, result, runtime):
if result._task_fields['args'].get('_ansible_check_mode') is True:
self.ansible_check_mode = True
if result._task_fields['args'].get('_ansible_version'):
self.ansible_version = \
result._task_fields['args'].get('_ansible_version')
if result._task._role:
ansible_role = str(result._task._role)
else:
ansible_role = None
data = {}
data['uuid'] = result._task._uuid
data['session'] = self.session
data['status'] = state
data['timestamp'] = self.__rfc1123date()
data['host'] = self.host
data['user'] = self.user
data['runtime'] = runtime
data['ansible_version'] = self.ansible_version
data['ansible_check_mode'] = self.ansible_check_mode
data['ansible_host'] = result._host.name
data['ansible_playbook'] = self.ansible_playbook
data['ansible_role'] = ansible_role
data['ansible_task'] = result._task_fields
# Removing args since it can contain sensitive data
if 'args' in data['ansible_task']:
data['ansible_task'].pop('args')
data['ansible_result'] = result._result
if 'content' in data['ansible_result']:
data['ansible_result'].pop('content')
# Adding extra vars info
data['extra_vars'] = self.extra_vars
# Preparing the playbook logs as JSON format and send to Azure log analytics
jsondata = json.dumps({'event': data}, cls=AnsibleJSONEncoder, sort_keys=True)
content_length = len(jsondata)
rfc1123date = self.__rfc1123date()
signature = self.__build_signature(rfc1123date, workspace_id, shared_key, content_length)
workspace_url = self.__build_workspace_url(workspace_id)
open_url(
workspace_url,
jsondata,
headers={
'content-type': 'application/json',
'Authorization': signature,
'Log-Type': 'ansible_playbook',
'x-ms-date': rfc1123date
},
method='POST'
)
class CallbackModule(CallbackBase):
CALLBACK_VERSION = 2.0
CALLBACK_TYPE = 'notification'
CALLBACK_NAME = 'loganalytics'
CALLBACK_NEEDS_WHITELIST = True
def __init__(self, display=None):
super(CallbackModule, self).__init__(display=display)
self.start_datetimes = {} # Collect task start times
self.workspace_id = None
self.shared_key = None
self.loganalytics = AzureLogAnalyticsSource()
def _seconds_since_start(self, result):
return (
datetime.utcnow() -
self.start_datetimes[result._task._uuid]
).total_seconds()
def set_options(self, task_keys=None, var_options=None, direct=None):
super(CallbackModule, self).set_options(task_keys=task_keys, var_options=var_options, direct=direct)
self.workspace_id = self.get_option('workspace_id')
self.shared_key = self.get_option('shared_key')
def v2_playbook_on_play_start(self, play):
vm = play.get_variable_manager()
extra_vars = vm.extra_vars
self.loganalytics.extra_vars = extra_vars
def v2_playbook_on_start(self, playbook):
self.loganalytics.ansible_playbook = basename(playbook._file_name)
def v2_playbook_on_task_start(self, task, is_conditional):
self.start_datetimes[task._uuid] = datetime.utcnow()
def v2_playbook_on_handler_task_start(self, task):
self.start_datetimes[task._uuid] = datetime.utcnow()
def v2_runner_on_ok(self, result, **kwargs):
self.loganalytics.send_event(
self.workspace_id,
self.shared_key,
'OK',
result,
self._seconds_since_start(result)
)
def v2_runner_on_skipped(self, result, **kwargs):
self.loganalytics.send_event(
self.workspace_id,
self.shared_key,
'SKIPPED',
result,
self._seconds_since_start(result)
)
def v2_runner_on_failed(self, result, **kwargs):
self.loganalytics.send_event(
self.workspace_id,
self.shared_key,
'FAILED',
result,
self._seconds_since_start(result)
)
def runner_on_async_failed(self, result, **kwargs):
self.loganalytics.send_event(
self.workspace_id,
self.shared_key,
'FAILED',
result,
self._seconds_since_start(result)
)
def v2_runner_on_unreachable(self, result, **kwargs):
self.loganalytics.send_event(
self.workspace_id,
self.shared_key,
'UNREACHABLE',
result,
self._seconds_since_start(result)
)