[k8s] Fix up //deploys/k8s:grid.apply so it works again

Author: shs96c

deploys/docker/BUILD.bazel

@@ -134,6 +134,18 @@ container_image(
     ],
 )
 
+container_image(
+    name = "session-queue-image",
+    base = ":grid-base",
+    entrypoint = ENTRY_POINT + ["sessionqueuer"],
+    ports = [
+        "5559/tcp",  # Web
+        "4442/tcp",  # ZeroMQ
+        "4443/tcp",
+    ],
+)
+
+
 container_layer(
     name = "grid-binary",
     directory = "/opt/selenium/bin",

deploys/k8s/BUILD.bazel

@@ -8,6 +8,7 @@ k8s_objects(
         # Ordered by nominal start order
         ":event-bus",
         ":session-map",
+        ":session-queue",
         ":distributor",
         ":router",
         ":chrome-node",
@@ -47,6 +48,14 @@ k8s_dev(
     template = "session-map.yaml",
 )
 
+k8s_dev(
+    name = "session-queue",
+    images = {
+        "selenium/session-queue:latest": "//deploys/docker:session-queue-image",
+    },
+    template = "session-queue.yaml",
+)
+
 k8s_dev(
     name = "firefox-node",
     images = {

deploys/k8s/chrome-node.yaml

@@ -44,6 +44,10 @@ spec:
               value: "org.openqa.selenium.grid.node.k8s.OneShotNode"
             - name: NODE_GRID_URL
               value: "http://localhost:4444/"
+            - name: NODE_REGISTER_CYCLE
+              value: "10"
+            - name: NODE_REGISTER_PERIOD
+              value: "120"
           resources:
             limits:
               memory: "1Gi"

deploys/k8s/distributor.yaml

@@ -31,6 +31,10 @@ spec:
               value: "session-map"
             - name: SESSIONS_PORT
               value: "5556"
+            - name: SESSIONQUEUER_HOSTNAME
+              value: "session-queue"
+            - name: SESSIONQUEUER_PORT
+              value: "5559"
           resources:
             limits:
               memory: "512Mi"

deploys/k8s/firefox-node.yaml

@@ -44,6 +44,10 @@ spec:
               value: "org.openqa.selenium.grid.node.k8s.OneShotNode"
             - name: NODE_GRID_URL
               value: "http://localhost:4444/"
+            - name: NODE_REGISTER_CYCLE
+              value: "10"
+            - name: NODE_REGISTER_PERIOD
+              value: "120"
           resources:
             limits:
               memory: "1Gi"

deploys/k8s/router.yaml

@@ -25,6 +25,10 @@ spec:
               value: "session-map"
             - name: SESSIONS_PORT
               value: "5556"
+            - name: SESSIONQUEUER_HOSTNAME
+              value: "session-queue"
+            - name: SESSIONQUEUER_PORT
+              value: "5559"
             - name: DISTRIBUTOR_HOSTNAME
               value: "distributor"
             - name: DISTRIBUTOR_PORT

deploys/k8s/session-queue.yaml

@@ -0,0 +1,55 @@
+---
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: session-queue
+  labels:
+    app: session-queue
+spec:
+  replicas: 1
+  selector:
+    matchLabels:
+      app: session-queue
+  template:
+    metadata:
+      labels:
+        app: session-queue
+    spec:
+      containers:
+        - name: session-queue
+          image: selenium/session-queue:latest
+          ports:
+            - containerPort: 5559
+          env:
+            - name: EVENTS_BIND
+              value: "false"
+            - name: EVENTS_PUBLISH
+              value: "tcp://event-bus:4442"
+            - name: EVENTS_SUBSCRIBE
+              value: "tcp://event-bus:4443"
+          resources:
+            limits:
+              memory: "512Mi"
+              cpu: ".5"
+          readinessProbe:
+            httpGet:
+              port: 5559
+              path: "/readyz"
+            initialDelaySeconds: 2
+            periodSeconds: 60
+---
+apiVersion: v1
+kind: Service
+metadata:
+  name: session-queue
+  labels:
+    run: session-queue
+spec:
+  type: NodePort
+  selector:
+    app: session-queue
+  ports:
+    - port: 5559
+      targetPort: 5559
+      protocol: TCP
+      name: web