Add missing metric on pgbouncer pool that avoids unmarshal of others. (…

…#78)

* Add missing metric on pgbouncer pool that avoids unmarshal of others.

src/metrics/pgbouncer_definitions.go

@@ -38,16 +38,17 @@ var pgbouncerPoolsDefinition = &QueryDefinition{
 
 	dataModels: []struct {
 		databaseBase
-		User      *string `db:"user"`
-		ClActive  *int64  `db:"cl_active"  metric_name:"pgbouncer.pools.clientConnectionsActive"  source_type:"gauge"`
-		ClWaiting *int64  `db:"cl_waiting" metric_name:"pgbouncer.pools.clientConnectionsWaiting" source_type:"gauge"`
-		SvActive  *int64  `db:"sv_active"  metric_name:"pgbouncer.pools.serverConnectionsActive"  source_type:"gauge"`
-		SvIdle    *int64  `db:"sv_idle"    metric_name:"pgbouncer.pools.serverConnectionsIdle"    source_type:"gauge"`
-		SvUsed    *int64  `db:"sv_used"    metric_name:"pgbouncer.pools.serverConnectionsUsed"    source_type:"gauge"`
-		SvTested  *int64  `db:"sv_tested"  metric_name:"pgbouncer.pools.serverConnectionsTested"  source_type:"gauge"`
-		SvLogin   *int64  `db:"sv_login"   metric_name:"pgbouncer.pools.serverConnectionsLogin"   source_type:"gauge"`
-		MaxWait   *int64  `db:"maxwait"    metric_name:"pgbouncer.pools.maxwaitInMilliseconds"    source_type:"gauge"`
-		MaxWaitUs *int64  `db:"maxwait_us"`
-		PoolMode  *string `db:"pool_mode"`
+		User        *string `db:"user"`
+		ClCancelReq *int64  `db:"cl_cancel_req"  metric_name:"pgbouncer.pools.clientConnectionsCancelReq" source_type:"gauge"`
+		ClActive    *int64  `db:"cl_active"      metric_name:"pgbouncer.pools.clientConnectionsActive"    source_type:"gauge"`
+		ClWaiting   *int64  `db:"cl_waiting"     metric_name:"pgbouncer.pools.clientConnectionsWaiting"   source_type:"gauge"`
+		SvActive    *int64  `db:"sv_active"      metric_name:"pgbouncer.pools.serverConnectionsActive"    source_type:"gauge"`
+		SvIdle      *int64  `db:"sv_idle"        metric_name:"pgbouncer.pools.serverConnectionsIdle"      source_type:"gauge"`
+		SvUsed      *int64  `db:"sv_used"        metric_name:"pgbouncer.pools.serverConnectionsUsed"      source_type:"gauge"`
+		SvTested    *int64  `db:"sv_tested"      metric_name:"pgbouncer.pools.serverConnectionsTested"    source_type:"gauge"`
+		SvLogin     *int64  `db:"sv_login"       metric_name:"pgbouncer.pools.serverConnectionsLogin"     source_type:"gauge"`
+		MaxWait     *int64  `db:"maxwait"        metric_name:"pgbouncer.pools.maxwaitInMilliseconds"      source_type:"gauge"`
+		MaxWaitUs   *int64  `db:"maxwait_us"`
+		PoolMode    *string `db:"pool_mode"`
 	}{},
 }