Add customAllValue in config

Signed-off-by: Vitaly Zhuravlev <v-zhuravlev@users.noreply.github.com>

docs/node-mixin/lib/linux/config.libsonnet

@@ -107,6 +107,9 @@
   //used in USE dashboards only. For others, add cluster label to groupLabels var.
   clusterLabel: 'cluster',
 
+  //custom allValue to use for dashboard variables
+  customAllValue: '.+',
+
   // loki logs related related
   enableLokiLogs: false,
   extraLogLabels: ['transport', 'unit', 'level'],

docs/node-mixin/lib/linux/variables.libsonnet

@@ -15,7 +15,7 @@ local xtd = import 'github.com/jsonnet-libs/xtd/main.libsonnet';
           groupLabels=this.config.groupLabels,
           instanceLabels=this.config.instanceLabels,
           varMetric='node_uname_info',
-          customAllValue='.+',
+          customAllValue=this.config.customAllValue,
           enableLokiLogs=this.config.enableLokiLogs,
         ),
       // used in USE cluster dashboard
@@ -26,7 +26,7 @@ local xtd = import 'github.com/jsonnet-libs/xtd/main.libsonnet';
           groupLabels=std.uniq(this.config.groupLabels + [this.config.clusterLabel]),
           instanceLabels=this.config.instanceLabels,
           varMetric='instance:node_cpu_utilisation:rate5m',
-          customAllValue='.+',
+          customAllValue=this.config.customAllValue,
           enableLokiLogs=this.config.enableLokiLogs,
         ),
       useCluster:
@@ -35,7 +35,7 @@ local xtd = import 'github.com/jsonnet-libs/xtd/main.libsonnet';
           groupLabels=std.uniq(this.config.groupLabels + [this.config.clusterLabel]),
           instanceLabels=[],
           varMetric='instance:node_cpu_utilisation:rate5m',
-          customAllValue='.+',
+          customAllValue=this.config.customAllValue,
           enableLokiLogs=this.config.enableLokiLogs,
         ),
     },