perf: optimize the connection of operation logs to ES to prevent ES downtime from causing the core component to become unhealthy. (#14283)

* perf: optimize the connection of operation logs to ES to prevent ES downtime from causing the core component to become unhealthy.

* perf: sync publish message

---------

Co-authored-by: jiangweidong <1053570670@qq.com>

apps/audits/api.py

@@ -28,7 +28,7 @@ from orgs.utils import current_org, tmp_to_root_org
 from rbac.permissions import RBACPermission
 from terminal.models import default_storage
 from users.models import User
-from .backends import TYPE_ENGINE_MAPPING
+from .backends import get_operate_log_storage
 from .const import ActivityChoices
 from .filters import UserSessionFilterSet, OperateLogFilterSet
 from .models import (
@@ -224,13 +224,11 @@ class OperateLogViewSet(OrgReadonlyModelViewSet):
         if self.is_action_detail:
             with tmp_to_root_org():
                 qs |= OperateLog.objects.filter(org_id=Organization.SYSTEM_ID)
-        es_config = settings.OPERATE_LOG_ELASTICSEARCH_CONFIG
-        if es_config:
-            engine_mod = import_module(TYPE_ENGINE_MAPPING['es'])
-            store = engine_mod.OperateLogStore(es_config)
-            if store.ping(timeout=2):
-                qs = ESQuerySet(store)
-                qs.model = OperateLog
+
+        storage = get_operate_log_storage()
+        if storage.get_type() == 'es':
+            qs = ESQuerySet(storage)
+            qs.model = OperateLog
         return qs
 
 

apps/audits/backends/__init__.py

@@ -1,18 +1,62 @@
-from importlib import import_module
-
 from django.conf import settings
+from django.core.cache import cache
+from django.utils.translation import gettext_lazy as _
+
+from common.utils import get_logger
+from .base import BaseOperateStorage
+from .es import OperateLogStore as ESOperateLogStore
+from .db import OperateLogStore as DBOperateLogStore
+
 
+logger = get_logger(__file__)
 
-TYPE_ENGINE_MAPPING = {
-    'db': 'audits.backends.db',
-    'es': 'audits.backends.es',
+_global_op_log_storage: None | ESOperateLogStore | DBOperateLogStore = None
+op_log_type_mapping = {
+    'server': DBOperateLogStore, 'es': ESOperateLogStore
 }
 
 
-def get_operate_log_storage(default=False):
-    engine_mod = import_module(TYPE_ENGINE_MAPPING['db'])
-    es_config = settings.OPERATE_LOG_ELASTICSEARCH_CONFIG
-    if not default and es_config:
-        engine_mod = import_module(TYPE_ENGINE_MAPPING['es'])
-    storage = engine_mod.OperateLogStore(es_config)
-    return storage
+def _send_es_unavailable_alarm_msg():
+    from terminal.notifications import StorageConnectivityMessage
+    from terminal.const import CommandStorageType
+
+    key = 'OPERATE_LOG_ES_UNAVAILABLE_KEY'
+    if cache.get(key):
+        return
+
+    cache.set(key, 1, 60)
+    errors = [{
+        'msg': _("Connect failed"), 'name': f"{_('Operate log')}",
+        'type': CommandStorageType.es.label
+    }]
+    StorageConnectivityMessage(errors).publish_async()
+
+
+def refresh_log_storage():
+    global _global_op_log_storage
+    _global_op_log_storage = None
+
+    if settings.OPERATE_LOG_ELASTICSEARCH_CONFIG.get('HOSTS'):
+        try:
+            config = settings.OPERATE_LOG_ELASTICSEARCH_CONFIG
+            log_storage = op_log_type_mapping['es'](config)
+            _global_op_log_storage = log_storage
+        except Exception as e:
+            _send_es_unavailable_alarm_msg()
+            logger.warning('Invalid logs storage type: es, error: %s' % str(e))
+
+    if not _global_op_log_storage:
+        _global_op_log_storage = op_log_type_mapping['server']()
+
+
+def get_operate_log_storage():
+    if _global_op_log_storage is None:
+        refresh_log_storage()
+
+    log_storage = _global_op_log_storage
+    if not log_storage.ping(timeout=3):
+        if log_storage.get_type() == 'es':
+            _send_es_unavailable_alarm_msg()
+        logger.warning('Switch default operate log storage.')
+        log_storage = op_log_type_mapping['server']()
+    return log_storage

apps/audits/backends/base.py

@@ -0,0 +1,15 @@
+from perms.const import ActionChoices
+
+
+class BaseOperateStorage(object):
+    @staticmethod
+    def get_type():
+        return 'base'
+
+    @staticmethod
+    def _get_special_handler(resource_type):
+        # 根据资源类型，处理特殊字段
+        resource_map = {
+            'Asset permission': lambda k, v: ActionChoices.display(int(v)) if k == 'Actions' else v
+        }
+        return resource_map.get(resource_type, lambda k, v: v)

apps/audits/backends/db.py

@@ -2,14 +2,14 @@
 from django.utils.translation import gettext_lazy as _
 
 from audits.models import OperateLog
-from perms.const import ActionChoices
+from .base import BaseOperateStorage
 
 
-class OperateLogStore(object):
+class OperateLogStore(BaseOperateStorage):
     # 用不可见字符分割前后数据，节省存储-> diff: {'key': 'before\0after'}
     SEP = '\0'
 
-    def __init__(self, config):
+    def __init__(self, *args, **kwargs):
         self.model = OperateLog
         self.max_length = 2048
         self.max_length_tip_msg = _(
@@ -17,9 +17,13 @@ class OperateLogStore(object):
         )
 
     @staticmethod
-    def ping(timeout=None):
+    def ping(*args, **kwargs):
         return True
 
+    @staticmethod
+    def get_type():
+        return 'db'
+
     @classmethod
     def convert_before_after_to_diff(cls, before, after):
         if not isinstance(before, dict):
@@ -46,20 +50,9 @@ class OperateLogStore(object):
             before[k], after[k] = before_value, after_value
         return before, after
 
-    @staticmethod
-    def _get_special_handler(resource_type):
-        # 根据资源类型，处理特殊字段
-        resource_map = {
-            'Asset permission': lambda k, v: ActionChoices.display(int(v)) if k == 'Actions' else v
-        }
-        return resource_map.get(resource_type, lambda k, v: _(v))
-
     @classmethod
     def convert_diff_friendly(cls, op_log):
         diff_list = list()
-        # 标记翻译字符串
-        labels = _("labels")
-        operate_log_id = _("operate_log_id")
         handler = cls._get_special_handler(op_log.resource_type)
         for k, v in op_log.diff.items():
             before, after = v.split(cls.SEP, 1)

apps/audits/backends/es.py

@@ -2,16 +2,17 @@
 #
 import uuid
 
+from django.utils.translation import gettext_lazy as _
+
 from common.utils.timezone import local_now_display
 from common.utils import get_logger
-from common.utils.encode import Singleton
 from common.plugins.es import ES
-
+from .base import BaseOperateStorage
 
 logger = get_logger(__file__)
 
 
-class OperateLogStore(ES, metaclass=Singleton):
+class OperateLogStore(BaseOperateStorage, ES):
     def __init__(self, config):
         properties = {
             "id": {
@@ -48,7 +49,26 @@ class OperateLogStore(ES, metaclass=Singleton):
         self.pre_use_check()
 
     @staticmethod
-    def make_data(data):
+    def get_type():
+        return 'es'
+
+    @classmethod
+    def convert_diff_friendly(cls, op_log):
+        diff_list = []
+        handler = cls._get_special_handler(op_log.get('resource_type'))
+        before = op_log.get('before') or {}
+        after = op_log.get('after') or {}
+        keys = set(before.keys()) | set(after.keys())
+        for key in keys:
+            before_v, after_v = before.get(key), after.get(key)
+            diff_list.append({
+                'field': _(key),
+                'before': handler(key, before_v) if before_v else _('empty'),
+                'after': handler(key, after_v) if after_v else _('empty'),
+            })
+        return diff_list
+
+    def make_data(self, data):
         op_id = data.get('id', str(uuid.uuid4()))
         datetime_param = data.get('datetime', local_now_display())
         data = {

apps/audits/handler.py

@@ -7,7 +7,6 @@ from django.utils.translation import gettext_lazy as _
 
 from common.local import encrypted_field_set
 from common.utils import get_request_ip, get_logger
-from common.utils.encode import Singleton
 from common.utils.timezone import as_current_tz
 from jumpserver.utils import current_request
 from orgs.models import Organization
@@ -21,17 +20,9 @@ from .backends import get_operate_log_storage
 logger = get_logger(__name__)
 
 
-class OperatorLogHandler(metaclass=Singleton):
+class OperatorLogHandler(object):
     CACHE_KEY = 'OPERATOR_LOG_CACHE_KEY'
 
-    def __init__(self):
-        self.log_client = self.get_storage_client()
-
-    @staticmethod
-    def get_storage_client():
-        client = get_operate_log_storage()
-        return client
-
     @staticmethod
     def _consistent_type_to_str(value1, value2):
         if isinstance(value1, datetime):
@@ -164,13 +155,8 @@ class OperatorLogHandler(metaclass=Singleton):
             'remote_addr': remote_addr, 'before': before, 'after': after,
         }
         with transaction.atomic():
-            if self.log_client.ping(timeout=1):
-                client = self.log_client
-            else:
-                logger.info('Switch default operate log storage save.')
-                client = get_operate_log_storage(default=True)
-
             try:
+                client = get_operate_log_storage()
                 client.save(**data)
             except Exception as e:
                 error_msg = 'An error occurred saving OperateLog.' \

apps/audits/serializers.py

@@ -3,7 +3,7 @@
 from django.utils.translation import gettext_lazy as _
 from rest_framework import serializers
 
-from audits.backends.db import OperateLogStore
+from audits.backends import get_operate_log_storage
 from common.serializers.fields import LabeledChoiceField, ObjectRelatedField
 from common.utils import reverse, i18n_trans
 from common.utils.timezone import as_current_tz
@@ -77,7 +77,7 @@ class OperateLogActionDetailSerializer(serializers.ModelSerializer):
         fields = ('diff',)
 
     def to_representation(self, instance):
-        return {'diff': OperateLogStore.convert_diff_friendly(instance)}
+        return {'diff': get_operate_log_storage().convert_diff_friendly(instance)}
 
 
 class OperateLogSerializer(BulkOrgResourceModelSerializer):

apps/audits/signal_handlers/operate_log.py

@@ -189,7 +189,7 @@ def on_django_start_set_operate_log_monitor_models(sender, **kwargs):
         'ApplyCommandTicket', 'ApplyLoginAssetTicket',
         'FavoriteAsset', 'ChangeSecretRecord'
     }
-    include_models = {'UserSession'}
+    include_models = set()
     for i, app in enumerate(apps.get_models(), 1):
         app_name = app._meta.app_label
         model_name = app._meta.object_name

apps/notifications/site_msg.py

@@ -14,7 +14,8 @@ class SiteMessageUtil:
     def send_msg(cls, subject, message, user_ids=(), group_ids=(),
                  sender=None, is_broadcast=False):
         if not any((user_ids, group_ids, is_broadcast)):
-            raise ValueError('No recipient is specified')
+            logger.warning(f'No recipient is specified, message subject: {subject}')
+            return
 
         with transaction.atomic():
             site_msg = SiteMessageModel.objects.create(