Make metrics reflect autoscaling policies (Refs #137)

src/lib/ui/metrics-refresh.ts

@@ -5,12 +5,25 @@ const record = (value: unknown): value is Record<string, unknown> =>
     typeof value === 'object' && value !== null && !Array.isArray(value);
 const numeric = (value: unknown): value is number =>
     typeof value === 'number' && Number.isFinite(value);
+const nonnegative = (value: unknown): value is number => numeric(value) && value >= 0;
 const timestamp = (value: unknown) => value === null || numeric(value);
 const totals = (value: unknown) =>
     record(value) &&
     ['observed', 'active', 'idle', 'unknown', 'playerHours'].every(
         (key) => numeric(value[key]) && value[key] >= 0
     );
+const running = (value: unknown) =>
+    record(value) &&
+    (value.average === null || nonnegative(value.average)) &&
+    nonnegative(value.peak) &&
+    nonnegative(value.capturedHours);
+const policy = (value: unknown) =>
+    value === null ||
+    (record(value) &&
+        typeof value.id === 'string' &&
+        ['off', 'create-destroy'].includes(value.mode as string) &&
+        ['minimum', 'maximum', 'spares'].every((key) => nonnegative(value[key])) &&
+        (value.pausedReason === null || typeof value.pausedReason === 'string'));
 
 function validReport(value: unknown): value is MetricsData {
     if (
@@ -18,7 +31,8 @@ function validReport(value: unknown): value is MetricsData {
         ![1, 7, 30].includes(value.days as number) ||
         !numeric(value.now) ||
         !numeric(value.since) ||
-        !totals(value.summary)
+        !totals(value.summary) ||
+        !running(value.running)
     )
         return false;
     if (
@@ -58,6 +72,7 @@ function validReport(value: unknown): value is MetricsData {
                 numeric(item.at) &&
                 numeric(item.startAt) &&
                 numeric(item.endAt) &&
+                nonnegative(item.capturedHours) &&
                 typeof item.partial === 'boolean'
         )
     )
@@ -70,8 +85,14 @@ function validReport(value: unknown): value is MetricsData {
                 totals(item) &&
                 typeof item.game === 'string' &&
                 typeof item.map === 'string' &&
-                numeric(item.full) &&
-                numeric(item.capacityObserved)
+                [
+                    'noEmpty',
+                    'availabilityObserved',
+                    'availabilityUnknown',
+                    'noEmptyAtMaximum',
+                    'noEmptyBelowMaximum'
+                ].every((key) => nonnegative(item[key])) &&
+                policy(item.policy)
         )
     )
         return false;
@@ -89,6 +110,7 @@ function validReport(value: unknown): value is MetricsData {
     if (
         !record(value.previous) ||
         !totals(value.previous.summary) ||
+        !running(value.previous.running) ||
         !numeric(value.previous.since) ||
         !numeric(value.previous.until) ||
         !timestamp(value.previous.firstSampleAt) ||
@@ -111,10 +133,10 @@ function validReport(value: unknown): value is MetricsData {
     )
         return false;
     return (
-        record(value.pooledPressure) &&
-        (value.pooledPressure.value === null || numeric(value.pooledPressure.value)) &&
-        ['fullMapHours', 'knownMapHours', 'coveredMaps', 'totalMaps'].every((key) =>
-            numeric((value.pooledPressure as Record<string, unknown>)[key])
+        record(value.pooledAvailability) &&
+        (value.pooledAvailability.value === null || nonnegative(value.pooledAvailability.value)) &&
+        ['noEmptyMapHours', 'knownMapHours', 'unknownMapHours', 'coveredMaps', 'totalMaps'].every(
+            (key) => nonnegative((value.pooledAvailability as Record<string, unknown>)[key])
         )
     );
 }