#46 scope ALL_NODES to cluster

app.py

@@ -99,18 +99,32 @@ def index():
     return flask.render_template('index.html', app_js=app_js)
 
 
+def hash_int(x: int):
+    x = ((x >> 16) ^ x) * 0x45d9f3b
+    x = ((x >> 16) ^ x) * 0x45d9f3b
+    x = (x >> 16) ^ x
+    return x
+
+
 def generate_mock_cluster_data(index: int):
+    '''Generate deterministic (no randomness!) mock data'''
     nodes = []
+    pod_phases = ['Pending', 'Running', 'Running']
     for i in range(10):
         labels = {}
         if i < 2:
             labels['master'] = 'true'
         pods = []
-        for j in range(32):
+        for j in range(hash_int((index + 1) * (i + 1)) % 32):
+            phase = pod_phases[hash_int((index + 1) * (i + 1) * (j + 1)) % len(pod_phases)]
             containers = []
             for k in range(1):
-                containers.append({'name': 'myapp', 'image': 'foo/bar/{}'.format(j), 'resources': {}})
-            pods.append({'name': 'my-pod-{}'.format(j), 'namespace': 'default', 'labels': {}, 'status': {}, 'containers': containers})
+                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:
+                    status['containerStatuses'] = [{'ready': False, 'state': {'waiting': {'reason': 'CrashLoopBackOff'}}}]
+            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 = []
     return {

app/src/app.js

@@ -95,7 +95,7 @@ export default class App {
     }
 
     animatePodCreation(originalPod, globalX, globalY) {
-        const pod = new Pod(originalPod.pod, this.tooltip, false)
+        const pod = new Pod(originalPod.pod, this.tooltip, null)
         pod.draw()
         const targetPosition = new PIXI.Point(globalX, globalY)
         const angle = Math.random()*Math.PI*2

app/src/cluster.js

@@ -12,7 +12,7 @@ export default class Cluster extends PIXI.Graphics {
     draw () {
         var rows = [10, 10]
         for (var node of this.cluster.nodes) {
-            var nodeBox = new Node(node, this.tooltip)
+            var nodeBox = new Node(node, this, this.tooltip)
             nodeBox.draw()
             if (nodeBox.isMaster()) {
                 nodeBox.x = rows[0]
@@ -29,7 +29,7 @@ export default class Cluster extends PIXI.Graphics {
 
 
         for (const pod of this.cluster.unassigned_pods) {
-            var podBox = Pod.getOrCreate(pod, this.tooltip)
+            var podBox = Pod.getOrCreate(pod, this, this.tooltip)
             podBox.x = rows[0]
             podBox.y = 20
             podBox.draw()

app/src/node.js

@@ -4,9 +4,10 @@ import {parseResource} from './utils.js'
 const PIXI = require('pixi.js')
 
 export default class Node extends PIXI.Graphics {
-    constructor(node, tooltip) {
+    constructor(node, cluster, tooltip) {
         super()
         this.node = node
+        this.cluster = cluster
         this.tooltip = tooltip
     }
 
@@ -82,7 +83,7 @@ export default class Node extends PIXI.Graphics {
         var py = 20
         for (const pod of this.node.pods) {
             if (pod.namespace != 'kube-system') {
-                const podBox = Pod.getOrCreate(pod, this.tooltip) //new Pod(pod, this.tooltip)
+                const podBox = Pod.getOrCreate(pod, this.cluster, this.tooltip) //new Pod(pod, this.tooltip)
                 podBox.x = px
                 podBox.y = py
                 nodeBox.addChild(podBox.draw())
@@ -98,7 +99,7 @@ export default class Node extends PIXI.Graphics {
         py = 100
         for (const pod of this.node.pods) {
             if (pod.namespace == 'kube-system') {
-                const podBox = Pod.getOrCreate(pod, this.tooltip) //new Pod(pod, this.tooltip)
+                const podBox = Pod.getOrCreate(pod, this.cluster, this.tooltip) //new Pod(pod, this.tooltip)
                 podBox.x = px
                 podBox.y = py
                 nodeBox.addChild(podBox.draw())

app/src/pod.js

@@ -5,15 +5,15 @@ export const ALL_PODS = {}
 
 export class Pod extends PIXI.Graphics {
 
-    constructor(pod, tooltip, register=true) {
+    constructor(pod, tooltip, cluster) {
         super()
         this.pod = pod
         this.tooltip = tooltip
         this.tick = null
         this._progress = 1
 
-        if (register) {
-            ALL_PODS[pod.namespace + '/' + pod.name] = this
+        if (cluster) {
+            ALL_PODS[cluster.cluster.api_server_url + '/' + pod.namespace + '/' + pod.name] = this
         }
     }
 
@@ -51,8 +51,8 @@ export class Pod extends PIXI.Graphics {
         }
     }
 
-    static getOrCreate(pod, tooltip) {
-        const existingPod = ALL_PODS[pod.namespace + '/' + pod.name]
+    static getOrCreate(pod, cluster, tooltip) {
+        const existingPod = ALL_PODS[cluster.cluster.api_server_url + '/' + pod.namespace + '/' + pod.name]
         if (existingPod) {
             existingPod.pod = pod
             existingPod.clear()

tox.ini

@@ -0,0 +1,3 @@
+[flake8]
+max-line-length=120
+ignore=E402