schema/mysql: simplify apply rules

2025-08-14 06:18:10 +02:00 · 2016-10-21 06:50:05 +00:00 · 2016-10-21 06:50:05 +00:00 · 78a380811f
commit 78a380811f
parent 8ade496fdc
1 changed files with 47 additions and 0 deletions
--- a/schema/mysql-migrations/upgrade_118.sql
+++ b/schema/mysql-migrations/upgrade_118.sql
@ -0,0 +1,47 @@
+ALTER TABLE icinga_service ADD COLUMN assign_filter TEXT;
+
+UPDATE icinga_service s JOIN (
+
+    SELECT 
+        service_id,
+          CASE WHEN COUNT(*) = 0 THEN NULL
+               WHEN COUNT(*) = 1 THEN sa.filter_string
+               ELSE GROUP_CONCAT(sa.filter_string SEPARATOR '&') END AS filter_string
+    FROM (
+        SELECT
+          sa_not.service_id,
+          CASE WHEN COUNT(*) = 0 THEN NULL
+               WHEN COUNT(*) = 1 THEN sa_not.filter_string
+               ELSE '(' || GROUP_CONCAT(sa_not.filter_string SEPARATOR '&') || ')' END AS filter_string
+          FROM ( SELECT
+            sa.service_id,
+            '!' || sa.filter_string AS filter_string
+            FROM icinga_service_assignment sa
+            WHERE assign_type = 'ignore'
+          ) sa_not
+          GROUP BY service_id
+
+        UNION ALL
+
+        SELECT
+          sa_yes.service_id,
+          CASE WHEN COUNT(*) = 0 THEN NULL
+               WHEN COUNT(*) = 1 THEN sa_yes.filter_string
+               ELSE '(' || GROUP_CONCAT(sa_yes.filter_string SEPARATOR '|') || ')' END AS filter_string
+          FROM ( SELECT
+            sa.service_id,
+            sa.filter_string AS filter_string
+            FROM icinga_service_assignment sa
+            WHERE assign_type = 'assign'
+          ) sa_yes
+          GROUP BY service_id
+
+    ) sa GROUP BY service_id
+
+) flat_assign ON s.id = flat_assign.service_id SET s.assign_filter = flat_assign.filter_string;
+
+DROP TABLE icigna_service_assignment;
+
+INSERT INTO director_schema_migration
+  (schema_version, migration_time)
+  VALUES (118, NOW());