init scale test framework

tests/scalability/scale-test.sh

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+#!/bin/bash
+
+source ./util.sh
+
+GSB_NAME=gameserverbuild-sample-openarena
+
+echo "test 1: scale up to 16 servers from 1 standby server"
+kubectl apply -f ./standby/1.yaml
+scale_up $GSB_NAME 16
+kubectl delete gsb gameserverbuild-sample-openarena
+
+echo "test 2: scale up to 16 servers from 4 standby server"
+kubectl apply -f ./standby/4.yaml
+scale_up $GSB_NAME 16
+scale_clear
+kubectl delete gsb gameserverbuild-sample-openarena
+
+echo "test 3: scale up to 16 servers from 16 standby server"
+kubectl apply -f ./standby/16.yaml
+scale_up $GSB_NAME 16
+scale_clear
+kubectl delete gsb gameserverbuild-sample-openarena

tests/scalability/standby/1.yaml

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+apiVersion: mps.playfab.com/v1alpha1
+kind: GameServerBuild
+metadata:
+  name: gameserverbuild-sample-openarena
+spec:
+  titleID: "1E04" # required
+  buildID: "85ffe8da-c82f-4035-86c5-9d2b5f42d6f7" # must be a GUID
+  standingBy: 1 # required
+  max: 16 # required
+  portsToExpose:
+    - 27960
+  template:
+    spec:
+      containers:
+        - image: ghcr.io/playfab/thundernetes-openarena:0.5.0
+          name: thundernetes-sample-openarena
+          ports:
+          - containerPort: 27960 # your game server port
+            protocol: UDP # your game server port protocol
+            name: gameport # required field
+          resources:
+            requests:
+              cpu: 100m
+              memory: 500Mi
+            limits:
+              cpu: 100m
+              memory: 500Mi

tests/scalability/standby/16.yaml

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+
+apiVersion: mps.playfab.com/v1alpha1
+kind: GameServerBuild
+metadata:
+  name: gameserverbuild-sample-openarena
+spec:
+  titleID: "1E04" # required
+  buildID: "85ffe8da-c82f-4035-86c5-9d2b5f42d6f7" # must be a GUID
+  standingBy: 16 # required
+  max: 16 # required
+  portsToExpose:
+    - 27960
+  template:
+    spec:
+      containers:
+        - image: ghcr.io/playfab/thundernetes-openarena:0.5.0
+          name: thundernetes-sample-openarena
+          ports:
+          - containerPort: 27960 # your game server port
+            protocol: UDP # your game server port protocol
+            name: gameport # required field
+          resources:
+            requests:
+              cpu: 100m
+              memory: 500Mi
+            limits:
+              cpu: 100m
+              memory: 500Mi

tests/scalability/standby/4.yaml

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+
+apiVersion: mps.playfab.com/v1alpha1
+kind: GameServerBuild
+metadata:
+  name: gameserverbuild-sample-openarena
+spec:
+  titleID: "1E04" # required
+  buildID: "85ffe8da-c82f-4035-86c5-9d2b5f42d6f7" # must be a GUID
+  standingBy: 4 # required
+  max: 16 # required
+  portsToExpose:
+    - 27960
+  template:
+    spec:
+      containers:
+        - image: ghcr.io/playfab/thundernetes-openarena:0.5.0
+          name: thundernetes-sample-openarena
+          ports:
+          - containerPort: 27960 # your game server port
+            protocol: UDP # your game server port protocol
+            name: gameport # required field
+          resources:
+            requests:
+              cpu: 100m
+              memory: 500Mi
+            limits:
+              cpu: 100m
+              memory: 500Mi

tests/scalability/util.sh

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+#!/bin/bash
+
+function scale_up_with_api() {
+    st=$(date +%s)
+    buildID=$1
+    replicas=$2
+
+    IP=$(kubectl get svc -n thundernetes-system thundernetes-controller-manager -o jsonpath='{.status.loadBalancer.ingress[0].ip}')
+
+    echo build ID: $buildID
+    for i in $(seq 1 $replicas); do
+        session=$(uuidgen)
+        ret=500
+        while [ "$ret" -gt 400 ]; do
+            ret=$(curl -s -o /dev/null -w "%{http_code}" -H 'Content-Type: application/json' -d "{\"buildID\":\"${buildID}\",\"sessionID\":\"${session}\"}" http://${IP}:5000/api/v1/allocate)
+        done
+        echo
+
+        echo up $i - $session
+    done
+    et=$(date +%s)
+
+    echo "Scale up time: $((et-st))s"
+}
+echo "Added function scale_up_with_api(buildID, replicas)"
+
+function scale_up() {
+    st=$(date +%s)
+
+    gsb_name=$1
+    replicas=$2
+
+    kubectl scale gsb $gsb_name --replicas $replicas
+
+    count=0
+    echo
+    while [ $count != $replicas ]; do
+        count=$(kubectl get gs -o=jsonpath='{range .items[?(@.status.state=="StandingBy")]}{.metadata.name}{" "}' | wc -w | xargs)
+        echo -e -n "\rScaled up: $count/$replicas"
+        sleep 1
+    done
+    et=$(date +%s)
+
+    echo -e "\nScale up time: $((et-st))s"
+}
+echo "Added function scale_up(gsb_name, replicas)"
+
+function scale_clear(){
+    kubectl get gs -o=jsonpath='{range .items[?(@.status.state=="Active")]}{.metadata.name}{"\n"}' | xargs -I {} kubectl delete gs {}
+}
+echo "Added function scale_clear()"