使用Python SDK获取Azure警报规则关联警报的正确Rule ID值

核心问题：两种警报规则的关联ID格式存在差异 #

Azure的Metric Alert Rules和Scheduled Query Alert Rules（日志警报），在关联警报记录时，alerts.get_all()要求的alert_rule参数格式并不一致，直接传入原始rule.id对日志警报会不生效：

• Metric Alert Rules：直接使用rule.id即可，确保资源ID完整无截断，示例代码：

  # 示例Metric Alert规则ID
  metric_rule_id = "/subscriptions/xxx/resourceGroups/rg-name/providers/Microsoft.Insights/metricAlerts/my-metric-alert"
  related_alerts = alerts_client.alerts.get_all(alert_rule=metric_rule_id)
  

• Scheduled Query Alert Rules（日志警报）：必须修改规则ID的资源提供程序部分，将Microsoft.Insights/scheduledQueryRules替换为Microsoft.AlertsManagement/alertsources，示例代码：

  from azure.mgmt.monitor import MonitorManagementClient
  
  # 获取日志警报规则
  monitor_client = MonitorManagementClient(credential, subscription_id)
  log_rules = monitor_client.scheduled_query_rules.list_by_subscription()
  
  for rule in log_rules:
      # 修正规则ID格式
      corrected_rule_id = rule.id.replace(
          "/providers/Microsoft.Insights/scheduledQueryRules/",
          "/providers/Microsoft.AlertsManagement/alertsources/"
      )
      # 查询关联警报
      related_alerts = alerts_client.alerts.get_all(alert_rule=corrected_rule_id)
      for alert in related_alerts:
          print(alert.name)
  

额外验证要点 #

1. API版本兼容性：确保AlertsManagementClient使用的API版本不低于2021-08-01，旧版本可能无法正确关联日志警报的规则ID。初始化客户端时可指定：

   from azure.mgmt.alertsmanagement import AlertsManagementClient
   
   alerts_client = AlertsManagementClient(
       credential,
       subscription_id,
       api_version="2023-05-01"
   )
   

2. 时间范围过滤：默认get_all()仅返回最近的警报，若门户中的警报不在默认时间范围内，需手动指定时间范围：

   from datetime import datetime, timedelta
   
   start_time = datetime.utcnow() - timedelta(days=7)
   end_time = datetime.utcnow()
   related_alerts = alerts_client.alerts.get_all(
       alert_rule=corrected_rule_id,
       start_time=start_time,
       end_time=end_time
   )
   

3. 权限检查：确保服务主体拥有Microsoft.AlertsManagement/alerts/read和Microsoft.Insights/scheduledQueryRules/read（针对日志警报）的权限，避免因权限不足导致返回空列表。

内容的提问来源于stack exchange，提问作者Mr. Developerdude