Remove support for Google Spanner database. (#105846)

* Remove support for Google Spanner database.

pkg/services/sqlstore/migrations/migrations_test.go

@@ -77,8 +77,8 @@ func TestIntegrationMigrationLock(t *testing.T) {
 	}
 
 	dbType := sqlutil.GetTestDBType()
-	// skip for SQLite and Spanner since there is no database locking (only migrator locking)
-	if dbType == SQLite || dbType == Spanner {
+	// skip for SQLite since there is no database locking (only migrator locking)
+	if dbType == SQLite {
 		t.Skip()
 	}
 
@@ -235,8 +235,8 @@ func TestMigratorLocking(t *testing.T) {
 func TestDatabaseLocking(t *testing.T) {
 	dbType := sqlutil.GetTestDBType()
 
-	// skip for SQLite and Spanner since there is no database locking (only migrator locking)
-	if dbType == SQLite || dbType == Spanner {
+	// skip for SQLite since there is no database locking (only migrator locking)
+	if dbType == SQLite {
 		t.Skip()
 	}
 

pkg/services/sqlstore/migrations/star_mig.go

@@ -82,15 +82,6 @@ func RunStarMigrations(sess *xorm.Session, driverName string) error {
 			star.org_id = dashboard.org_id,
 			star.updated = NOW()
 		WHERE star.dashboard_uid IS NULL OR star.org_id IS NULL;`
-	case Spanner:
-		sql = `UPDATE star
-				SET
-					dashboard_uid = (SELECT uid FROM dashboard WHERE dashboard.id = star.dashboard_id),
-					org_id = (SELECT org_id FROM dashboard WHERE dashboard.id = star.dashboard_id),
-					updated = CURRENT_TIMESTAMP()
-				WHERE
-					(dashboard_uid IS NULL OR org_id IS NULL)
-				  AND EXISTS (SELECT 1 FROM dashboard WHERE dashboard.id = star.dashboard_id)`
 	}
 
 	if _, err := sess.Exec(sql); err != nil {

pkg/services/sqlstore/migrations/user_mig.go

@@ -154,8 +154,7 @@ func addUserMigrations(mg *Migrator) {
 	mg.AddMigration("Make sure users uid are set", NewRawSQLMigration("").
 		SQLite("UPDATE user SET uid=printf('u%09d',id) WHERE uid is NULL OR uid = '';").
 		Postgres("UPDATE `user` SET uid='u' || lpad('' || id::text,9,'0') WHERE uid is NULL OR uid = '';").
-		Mysql("UPDATE user SET uid=concat('u',lpad(id,9,'0')) WHERE uid is NULL OR uid = '';").
-		Spanner("UPDATE user SET uid=concat('u',lpad(CAST(id AS STRING),9,'0')) WHERE uid IS NULL OR uid = '';"))
+		Mysql("UPDATE user SET uid=concat('u',lpad(id,9,'0')) WHERE uid is NULL OR uid = '';"))
 
 	mg.AddMigration("Add unique index user_uid", NewAddIndexMigration(userV2, &Index{
 		Cols: []string{"uid"}, Type: UniqueIndex,

pkg/services/sqlstore/migrations/usermig/service_account_multiple_org_login_migrator.go

@@ -72,19 +72,6 @@ func (p *ServiceAccountsSameLoginCrossOrgs) Exec(sess *xorm.Session, mg *migrato
               AND is_service_account = 1
               AND login NOT LIKE 'sa-' || CAST(org_id AS TEXT) || '-%';
         `)
-	case migrator.Spanner:
-		_, err = p.sess.Exec(`
-            UPDATE user
-            SET login = CONCAT('sa-', CAST(org_id AS STRING), '-',
-                CASE
-                    WHEN login LIKE 'sa-%' THEN SUBSTRING(login, 4)
-                    ELSE login
-                END
-            )
-            WHERE login IS NOT NULL
-              AND is_service_account
-              AND login NOT LIKE CONCAT('sa-', CAST(org_id AS STRING), '-%')
-        `)
 
 	default:
 		return fmt.Errorf("dialect not supported: %s", p.dialect)
@@ -142,19 +129,6 @@ func (p *ServiceAccountsDeduplicateOrgInLogin) Exec(sess *xorm.Session, mg *migr
                     WHERE u2.login = 'sa-' || CAST(u.org_id AS TEXT) || SUBSTRING(u.login, LENGTH('sa-'||CAST(u.org_id AS TEXT)||'-'||CAST(u.org_id AS TEXT))+1)
                 );;
         `)
-	case migrator.Spanner:
-		_, err = sess.Exec(`
-            UPDATE ` + dialect.Quote("user") + ` AS u
-            SET login = 'sa-' || CAST(u.org_id AS STRING) || SUBSTRING(u.login, LENGTH('sa-'||CAST(u.org_id AS STRING)||'-'||CAST(u.org_id AS STRING))+1)
-            WHERE u.login IS NOT NULL
-                AND u.is_service_account
-                AND u.login LIKE 'sa-'||CAST(u.org_id AS STRING)||'-'||CAST(u.org_id AS STRING)||'-%'
-                AND NOT EXISTS (
-                    SELECT 1
-                    FROM  ` + dialect.Quote("user") + `AS u2
-                    WHERE u2.login = 'sa-' || CAST(u.org_id AS STRING) || SUBSTRING(u.login, LENGTH('sa-'||CAST(u.org_id AS STRING)||'-'||CAST(u.org_id AS STRING))+1)
-                );;
-        `)
 	default:
 		return fmt.Errorf("dialect not supported: %s", dialect)
 	}