Control: Ensure that Activity Log Alert exists for Delete SQL Server Firewall Rule
Description
Create an activity log alert for the 'Delete SQL Server Firewall Rule.'
Usage
Run the control in your terminal:
powerpipe control run azure_compliance.control.monitor_log_alert_delete_sql_servers_firewall_ruleSnapshot and share results via Turbot Pipes:
powerpipe loginpowerpipe control run azure_compliance.control.monitor_log_alert_delete_sql_servers_firewall_rule --shareSQL
This control uses a named query:
with alert_rule as(  select    alert.id as alert_id,    alert.name as alert_name,    alert.enabled,    alert.location,    alert.subscription_id  from    azure_log_alert as alert,    jsonb_array_elements_text(scopes) as sc  where    alert.location = 'global'    and alert.enabled    and sc = '/subscriptions/' || alert.subscription_id    and    (      ( alert.condition -> 'allOf' @> '[{"equals":"Administrative","field":"category"}]'      and alert.condition -> 'allOf' @> '[{"field": "operationName", "equals": "Microsoft.Sql/servers/firewallRules/delete"}]' )      or      (        alert.condition -> 'allOf' @> '[{"equals":"Administrative","field":"category"}]'        and alert.condition -> 'allOf' @> '[{"field": "resourceType", "equals": "microsoft.sql/servers/firewallrules"}]'        and jsonb_array_length(alert.condition -> 'allOf') = 2      )    )    limit 1)select  sub.subscription_id as resource,  case    when count(a.subscription_id) > 0 then 'ok'    else 'alarm'  end as status,  case    when count(a.subscription_id) > 0 then 'Activity Log Alert exists for Delete SQL Server Firewall Rule.'    else 'Activity Log Alert does not exists for Delete SQL Server Firewall Rule.'  end as reason    , sub.display_name as subscriptionfrom  azure_subscription sub  left join alert_rule a on sub.subscription_id = a.subscription_idgroup by  sub._ctx,  sub.subscription_id,  sub.display_name;