Merge pull request #54 from hjacobs/show-restarts

#50 indicate pod restarts as red "ticks" and show number in tooltip

.gitignore

@@ -5,3 +5,4 @@ __pycache__
 **/node_modules/
 static/build/
 *-secret
+npm-debug.log*

app.py

@@ -122,8 +122,10 @@ def generate_mock_cluster_data(index: int):
                 containers.append({'name': 'myapp', 'image': 'foo/bar/{}'.format(j), 'resources': {'requests': {'cpu': '100m', 'memory': '100Mi'}}})
             status = {'phase': phase}
             if phase == 'Running':
-                if j % 10 == 0:
+                if j % 13 == 0:
                     status['containerStatuses'] = [{'ready': False, 'state': {'waiting': {'reason': 'CrashLoopBackOff'}}}]
+                elif j % 7 == 0:
+                    status['containerStatuses'] = [{'ready': True, 'state': {'running': {}}, 'restartCount': 3}]
             pods.append({'name': 'my-pod-{}'.format(j), 'namespace': 'kube-system' if j < 3 else 'default', 'labels': labels, 'status': status, 'containers': containers})
         nodes.append({'name': 'node-{}'.format(i), 'labels': labels, 'status': {'capacity': {'cpu': '4', 'memory': '32Gi', 'pods': '110'}}, 'pods': pods})
     unassigned_pods = []

app/src/pod.js

@@ -84,6 +84,7 @@ export class Pod extends PIXI.Graphics {
         const containerStatuses = this.pod.status.containerStatuses || []
         var ready = 0
         var running = 0
+        var restarts = 0
         for (const containerStatus of containerStatuses) {
             if (containerStatus.ready) {
                 ready++
@@ -91,6 +92,7 @@ export class Pod extends PIXI.Graphics {
             if (containerStatus.state.running) {
                 running++
             }
+            restarts += containerStatus.restartCount || 0
         }
         const allReady = ready >= containerStatuses.length
         const allRunning = running >= containerStatuses.length
@@ -120,6 +122,9 @@ export class Pod extends PIXI.Graphics {
                     // "CrashLoopBackOff"
                     s += ': ' + containerStatus.state[key].reason
                 }
+                if (containerStatus.restartCount) {
+                    s += ' (' + containerStatus.restartCount + ' restarts)'
+                }
             }
             s += '\nCPU:'
             s += '\n  Requested: ' + (resources.cpu.requested / FACTORS.m).toFixed(0) + ' m'
@@ -181,6 +186,16 @@ export class Pod extends PIXI.Graphics {
             }
             newTick = this.terminating
         }
+
+
+        if (restarts) {
+            this.lineStyle(2, 0xff9999, 1)
+            for (let i=0; i<Math.min(restarts, 4); i++) {
+                this.moveTo(10, i*3 - 1)
+                this.lineTo(10, i*3 + 1)
+            }
+        }
+
         if (newTick) {
             this.tick = newTick
             PIXI.ticker.shared.add(this.tick, this)