message: Metrics: fix peer namespace segregation
  Add *_workload_namespace as an active label by default
  Fixes
diff: import * as React from 'react';
  import { connect } from 'react-redux';
  +import { bindActionCreators } from 'redux';
  +import { ThunkDispatch } from 'redux-thunk';
  import { RouteComponentProps, withRouter } from 'react-router';
  import { Card, CardBody, Grid, GridItem, Toolbar, ToolbarGroup, ToolbarItem } from '@patternfly/react-core';
  import { style } from 'typestyle';
  -import { RenderComponentScroll } from '../../components/Nav/Page';
  -import * as API from '../../services/Api';
  -import { KialiAppState } from '../../store/Store';
  -import { TimeRange, evalTimeRange, TimeInMilliseconds, isEqualTimeRange } from '../../types/Common';
  -import { Direction, IstioMetricsOptions, Reporter } from '../../types/MetricsOptions';
  -import * as AlertUtils from '../../utils/AlertUtils';
  +import { RenderComponentScroll } from 'components/Nav/Page';
  +import * as API from 'services/Api';
  +import { KialiAppState } from 'store/Store';
  +import { TimeRange, evalTimeRange, TimeInMilliseconds, isEqualTimeRange } from 'types/Common';
  +import { Direction, IstioMetricsOptions, Reporter } from 'types/MetricsOptions';
  +import * as AlertUtils from 'utils/AlertUtils';
  import * as MetricsHelper from './Helper';
  import { MetricsSettings, LabelsSettings } from '../MetricsOptions/MetricsSettings';
  import { MetricsSettingsDropdown } from '../MetricsOptions/MetricsSettingsDropdown';
  import MetricsReporter from '../MetricsOptions/MetricsReporter';
  -import history, { URLParam } from '../../app/History';
  -import { MetricsObjectTypes } from '../../types/Metrics';
  -import { GrafanaInfo } from '../../types/GrafanaInfo';
  -import { MessageType } from '../../types/MessageCenter';
  +import history, { URLParam } from 'app/History';
  +import { MetricsObjectTypes } from 'types/Metrics';
  +import { GrafanaInfo } from 'types/GrafanaInfo';
  +import { MessageType } from 'types/MessageCenter';
  import { GrafanaLinks } from './GrafanaLinks';
  import { SpanOverlay, JaegerLineInfo } from './SpanOverlay';
  -
  import { DashboardModel, ExternalLink } from 'types/Dashboards';
  import { Overlay } from 'types/Overlay';
  import { RawOrBucket } from 'types/VictoryChartInfo';
  import { Dashboard } from 'components/Charts/Dashboard';
  -import { timeRangeSelector } from '../../store/Selectors';
  -import { ThunkDispatch } from 'redux-thunk';
  -import { KialiAppAction } from '../../actions/KialiAppAction';
  -import { UserSettingsActions } from '../../actions/UserSettingsActions';
  -import { bindActionCreators } from 'redux';
  +import { timeRangeSelector } from 'store/Selectors';
  +import { KialiAppAction } from 'actions/KialiAppAction';
  +import { UserSettingsActions } from 'actions/UserSettingsActions';
  type MetricsState = {
  dashboard?: DashboardModel;
  @@ -82,7 +81,8 @@ class IstioMetrics extends React.Component<Props, MetricsState> {
  direction: this.props.direction
  };
  const defaultLabels = [
  - this.props.direction === 'inbound' ? 'source_canonical_service' : 'destination_canonical_service'
  + this.props.direction === 'inbound' ? 'source_canonical_service' : 'destination_canonical_service',
  + this.props.direction === 'inbound' ? 'source_workload_namespace' : 'destination_workload_namespace'
  ];
  MetricsHelper.settingsToOptions(settings, options, defaultLabels);
  return options;
  