Inhibited indicator in the UI (#838)

* Add inhibited indicator

* Update bindata.go

examples/ha/alertmanager.yaml

@@ -11,3 +11,9 @@ receivers:
 - name: 'webhook'
   webhook_configs:
   - url: 'http://127.0.0.1:5001/'
+inhibit_rules:
+  - source_match:
+      severity: 'critical'
+    target_match:
+      severity: 'warning'
+    equal: ['alertname', 'dev', 'instance']

examples/ha/send_alerts.sh

@@ -47,7 +47,16 @@ alerts1='[
     "labels": {
        "alertname": "DiskRunningFull",
        "dev": "sda1",
-       "instance": "example3"
+       "instance": "example3",
+       "severity": "critical"
+     }
+  },
+  {
+    "labels": {
+       "alertname": "DiskRunningFull",
+       "dev": "sda1",
+       "instance": "example3",
+       "severity": "warning"
      }
   }
 ]'

ui/app/src/Alerts/Api.elm

@@ -28,11 +28,14 @@ alertsDecoder =
 -}
 alertDecoder : Json.Decoder (String -> Alert)
 alertDecoder =
-    Json.map5 Alert
+    Json.map6 Alert
         (Json.maybe (field "annotations" (Json.keyValuePairs Json.string))
             |> andThen (Maybe.withDefault [] >> Json.succeed)
         )
         (field "labels" (Json.keyValuePairs Json.string))
         (Json.maybe (Json.at [ "status", "silencedBy", "0" ] Json.string))
+        (Json.maybe (Json.at [ "status", "inhibitedBy", "0" ] Json.string)
+            |> Json.map ((/=) Nothing)
+        )
         (field "startsAt" iso8601Time)
         (field "generatorURL" Json.string)

ui/app/src/Alerts/Types.elm

@@ -11,6 +11,7 @@ type alias Alert =
     { annotations : Labels
     , labels : Labels
     , silenceId : Maybe String
+    , isInhibited : Bool
     , startsAt : Time
     , generatorUrl : String
     , id : String

ui/app/src/Views/AlertList/AlertView.elm

@@ -9,7 +9,6 @@ import Utils.Date
 import Views.FilterBar.Types as FilterBarTypes
 import Views.AlertList.Types exposing (AlertListMsg(MsgForFilterBar, SetActive))
 import Utils.Filter
-import Time exposing (Time)
 
 
 view : List ( String, String ) -> Maybe String -> Alert -> Html Msg
@@ -27,7 +26,7 @@ view labels maybeActiveId alert =
             ]
             [ div
                 [ class "w-100 mb-2 d-flex align-items-start" ]
-                [ dateView alert.startsAt
+                [ titleView alert
                 , if List.length alert.annotations > 0 then
                     annotationsButton maybeActiveId alert
                   else
@@ -43,12 +42,23 @@ view labels maybeActiveId alert =
             ]
 
 
-dateView : Time -> Html Msg
-dateView time =
+titleView : Alert -> Html Msg
+titleView { startsAt, isInhibited } =
+    let
+        ( className, inhibited ) =
+            if isInhibited then
+                ( "text-muted", " (inhibited)" )
+            else
+                ( "", "" )
+    in
         span
-        [ class "text-muted align-self-center mr-2"
-        ]
-        [ text (Utils.Date.timeFormat time ++ ", " ++ Utils.Date.dateFormat time)
+            [ class ("align-self-center mr-2 " ++ className) ]
+            [ text
+                (Utils.Date.timeFormat startsAt
+                    ++ ", "
+                    ++ Utils.Date.dateFormat startsAt
+                    ++ inhibited
+                )
             ]