Merge branch 'master' into dropdown-autocomplete

CHANGELOG.md

@@ -2,15 +2,18 @@
 
 ### Bug Fixes
   1. [#1450](https://github.com/influxdata/chronograf/pull/1450): Fix infinite spinner when using "/chronograf" as a basepath
+  1. [#1458](https://github.com/influxdata/chronograf/pull/1458): New versions of Chronograf will automatically clear localStorage settings until further notice.
   1. [#1455](https://github.com/influxdata/chronograf/issues/1455): Fix backwards sort arrows in tables
   1. [#1423](https://github.com/influxdata/chronograf/issues/1423): Make logout nav item consistent with design
   1. [#1426](https://github.com/influxdata/chronograf/issues/1426): Fix graph loading spinner
-  1. [#1485](https://github.com/influxdata/chronograf/issues/1485): Filter out any template variable values that are empty, whitespace, or duplicates
+  1. [#1485](https://github.com/influxdata/chronograf/pull/1485): Filter out any template variable values that are empty, whitespace, or duplicates
+  1. [#1484](https://github.com/influxdata/chronograf/pull/1484): Allow user to select SingleStat as Visualization Type before adding any queries and continue to be able to click Add Query
 
 ### Features
   1. [#1477](https://github.com/influxdata/chronograf/pull/1477): Add ability to log alerts
   1. [#1491](https://github.com/influxdata/chronograf/pull/1491): Update go vendoring to dep and committed vendor directory
   1. [#1500](https://github.com/influxdata/chronograf/pull/1500): Add autocomplete functionality to Template Variable dropdowns
+  1. [#1498](https://github.com/influxdata/chronograf/pull/1498): Notify user via UI when local settings are cleared
 
 ### UI Improvements
   1. [#1451](https://github.com/influxdata/chronograf/pull/1451): Refactor scrollbars to support non-webkit browsers

influx/query.go

@@ -21,6 +21,10 @@ func Convert(influxQL string) (chronograf.QueryConfig, error) {
 		return chronograf.QueryConfig{}, err
 	}
 
+	if itsDashboardTime {
+		influxQL = strings.Replace(influxQL, "now() - 15m", ":dashboardTime:", 1)
+	}
+
 	raw := chronograf.QueryConfig{
 		RawText: &influxQL,
 		Fields:  []chronograf.Field{},

ui/src/data_explorer/components/VisView.js

@@ -43,7 +43,7 @@ const VisView = ({
   if (cellType === 'single-stat') {
     return (
       <RefreshingSingleStat
-        queries={[queries[0]]}
+        queries={queries.length ? [queries[0]] : []}
         autoRefresh={autoRefresh}
         templates={templates}
       />

ui/src/index.js

@@ -40,6 +40,8 @@ import 'src/style/chronograf.scss'
 
 import {HEARTBEAT_INTERVAL} from 'shared/constants'
 
+const errorsQueue = []
+
 const rootNode = document.getElementById('react-root')
 
 const basepath = rootNode.dataset.basepath || ''
@@ -48,7 +50,7 @@ const browserHistory = useRouterHistory(createHistory)({
   basename: basepath, // this is written in when available by the URL prefixer middleware
 })
 
-const store = configureStore(loadLocalStorage(), browserHistory)
+const store = configureStore(loadLocalStorage(errorsQueue), browserHistory)
 const {dispatch} = store
 
 browserHistory.listen(() => {
@@ -67,6 +69,7 @@ const history = syncHistoryWithStore(browserHistory, store)
 
 const Root = React.createClass({
   componentWillMount() {
+    this.flushErrorsQueue()
     this.checkAuth()
   },
 
@@ -99,6 +102,14 @@ const Root = React.createClass({
     }
   },
 
+  flushErrorsQueue() {
+    if (errorsQueue.length) {
+      errorsQueue.forEach(errorText => {
+        dispatch(errorThrown({status: 0, auth: null}, errorText, 'warning'))
+      })
+    }
+  },
+
   render() {
     return (
       <Provider store={store}>

ui/src/localStorage.js

@@ -1,10 +1,30 @@
-export const loadLocalStorage = () => {
+export const loadLocalStorage = errorsQueue => {
   try {
     const serializedState = localStorage.getItem('state')
 
-    return JSON.parse(serializedState) || {}
-  } catch (err) {
-    console.error(`Loading persisted state failed: ${err}`) // eslint-disable-line no-console
+    const state = JSON.parse(serializedState)
+
+    // eslint-disable-next-line no-undef
+    if (state.VERSION !== VERSION) {
+      const errorText =
+        'New version of Chronograf detected. Local settings cleared.'
+
+      console.log(errorText) // eslint-disable-line no-console
+      errorsQueue.push(errorText)
+
+      window.localStorage.removeItem('state')
+      return {}
+    }
+
+    delete state.VERSION
+
+    return state || {}
+  } catch (error) {
+    const errorText = `Loading local settings failed: ${error}`
+
+    console.error(errorText) // eslint-disable-line no-console
+    errorsQueue.push(errorText)
+
     return {}
   }
 }
@@ -25,6 +45,7 @@ export const saveToLocalStorage = ({
         queryConfigs,
         timeRange,
         dataExplorer,
+        VERSION, // eslint-disable-line no-undef
       })
     )
   } catch (err) {

ui/src/shared/actions/errors.js

@@ -1,5 +1,6 @@
-export const errorThrown = (error, altText) => ({
+export const errorThrown = (error, altText, alertType) => ({
   type: 'ERROR_THROWN',
   error,
   altText,
+  alertType,
 })

ui/src/shared/actions/timeSeries.js

@@ -32,7 +32,7 @@ export const handleSuccess = (data, query, editQueryStatus) => {
 }
 
 export const handleError = (error, query, editQueryStatus) => {
-  const message = _.get(error, ['data', 'message'], error)
+  const message = _.get(error, ['data', 'message'], error.toString())
 
   // 400 from chrono server = fail
   editQueryStatus(query.id, {error: message})

ui/src/shared/middleware/errors.js

@@ -17,7 +17,7 @@ const errorsMiddleware = store => next => action => {
   const {auth: {me}} = store.getState()
 
   if (action.type === 'ERROR_THROWN') {
-    const {error: {status, auth}, altText} = action
+    const {error: {status, auth}, altText, alertType = 'error'} = action
 
     if (status === HTTP_FORBIDDEN) {
       const wasSessionTimeout = me !== null
@@ -26,7 +26,7 @@ const errorsMiddleware = store => next => action => {
 
       if (wasSessionTimeout) {
         store.dispatch(
-          notify('error', 'Session timed out. Please login again.')
+          notify(alertType, 'Session timed out. Please login again.')
         )
 
         allowNotifications = false
@@ -35,9 +35,9 @@ const errorsMiddleware = store => next => action => {
         }, notificationsBlackoutDuration)
       }
     } else if (altText) {
-      store.dispatch(notify('error', altText))
+      store.dispatch(notify(alertType, altText))
     } else {
-      store.dispatch(notify('error', 'Cannot communicate with server.'))
+      store.dispatch(notify(alertType, 'Cannot communicate with server.'))
     }
   }