UDP Service LB examples and scripts update (#155)

* Adding examples for udp service LB

Signed-off-by: Sharanakumar <[email protected]>

* scripts update - copy json files to ACC with split mode

Signed-off-by: Sharanakumar <[email protected]>

* README update

Signed-off-by: Sharanakumar <[email protected]>

---------

Signed-off-by: Sharanakumar <[email protected]>

example/service/README.md → example/service/tcp/README.md

@@ -1,18 +1,22 @@
 ## Details
 This directory includes a service manifest file and a script to run the tests.
 - iperf_tcp.yaml 
-    - This file has the manifests to create an iperf server and a client. 
-    - The iperf server is started as a service with two backend endpoints and
+    - This file has the manifests to create an iperf tcp server and a client. 
+    - The iperf server is started as a tcp service with two backend endpoints and
       the iperf client is started as a daemonset.
 - run.sh
-    - Script to run the test. The script sends 100 client requests to the iperf server.
+    - Script to run the test. The script sends 100 client tcp requests to the iperf server.
 - clean_up.sh
     - Script to delete the server and client pods.
 
 ## How to Run
 - Create the iperf server and client   
   - # kubectl create -f iperf_tcp.yaml
 - Run the tests
-  - # ./run.sh <client-pod-name>
+  - # ./run.sh \<client-pod-name\>
 - Delete iperf server and client pods
   - # ./clean_up.sh
+
+## iperf docker image details
+- https://github.com/lroktu/iperf
+- https://hub.docker.com/r/lroktu/iperf

example/service/udp/README.md

@@ -0,0 +1,22 @@
+## Details
+This directory includes a service manifest file and a script to run the tests.
+- iperf_udp.yaml 
+    - This file has the manifests to create an iperf udp server and a client. 
+    - The iperf server is started as a udp service with two backend endpoints and
+      the iperf client is started as a daemonset.
+- run.sh
+    - Script to run the test. The script sends 100 client udp requests to the iperf server.
+- clean_up.sh
+    - Script to delete the server and client pods.
+
+## How to Run
+- Create the iperf server and client   
+  - # kubectl create -f iperf_udp.yaml
+- Run the tests
+  - # ./run.sh \<client-pod-name\>
+- Delete iperf server and client pods
+  - # ./clean_up.sh
+
+## iperf docker image details
+- https://github.com/lroktu/iperf
+- https://hub.docker.com/r/lroktu/iperf

example/service/udp/clean_up.sh

@@ -0,0 +1,4 @@
+#!/usr/bin/env bash
+set -eu
+
+kubectl delete --cascade -f iperf_udp.yaml 

example/service/udp/iperf_udp.yaml

@@ -0,0 +1,81 @@
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: iperf-server-deployment-udp
+  labels:
+    app: iperf-server-udp
+spec:
+  replicas: 2
+  selector:
+    matchLabels:
+      app: iperf-server-udp
+  template:
+    metadata:
+      labels:
+        app: iperf-server-udp
+    spec:
+      affinity:
+        nodeAffinity:
+          preferredDuringSchedulingIgnoredDuringExecution:
+          - weight: 1
+            preference:
+              matchExpressions:
+              - key: kubernetes.io/role
+                operator: In
+                values:
+                - master
+      tolerations:
+        - key: node-role.kubernetes.io/master
+          operator: Exists
+          effect: NoSchedule
+      containers:
+      - name: iperf-server-udp
+        image: lroktu/iperf 
+        args: ['-s', '-u', '-p', '5202']
+        command: [iperf]
+        ports:
+        - containerPort: 5202
+          name: server
+          protocol: UDP
+      terminationGracePeriodSeconds: 0
+
+---
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: iperf-server-udp
+spec:
+  selector:
+    app: iperf-server-udp
+  ports:
+  - protocol: UDP
+    port: 5202
+    targetPort: server
+
+---
+
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+  name: iperf-client
+  labels:
+    app: iperf-client
+spec:
+  selector:
+    matchLabels:
+      app: iperf-client
+  template:
+    metadata:
+      labels:
+        app: iperf-client
+    spec:
+      tolerations:
+        - key: node-role.kubernetes.io/master
+          operator: Exists
+          effect: NoSchedule
+      containers:
+      - name: iperf-client
+        image: lroktu/iperf
+        command: ['/bin/sh', '-c', 'sleep infinity']
+      terminationGracePeriodSeconds: 0

example/service/udp/run.sh

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+if [ -z "$1" ]; then
+    echo "Error: Missing argument. Please provide client pod name as command line argument."
+    exit 1
+fi
+
+CLIENT="$1"
+
+# Loop 100 times
+for i in {1..100}; do
+    echo "This is iteration $i"
+    kubectl exec "$CLIENT" -- iperf -c iperf-server-udp -u -p 5202 -t 2
+done

scripts/es2k/setup_infra.sh

@@ -183,6 +183,10 @@ function copy_config_to_remote() {
     echo "Error: Missing InfraManager config file."
     exit 1
   fi
+
+  launch_on_remote "mkdir -p /share/infra/jsonfiles" ""
+  scp -o StrictHostKeyChecking=no -o UserKnownHostsFile=/dev/null $BASE_DIR/pkg/inframanager/p4/*.json $REMOTE_HOST:/share/infra/jsonfiles/.
+  check_status $? "scp $BASE_DIR/pkg/inframanager/p4/*.json root@$REMOTE_HOST:/share/infra/jsonfiles"
 }
 
 # Copy remote execution script to arm acc

scripts/es2k/setup_infra_sriov.sh

@@ -49,7 +49,7 @@ function install_drivers () {
   sleep 1
   # change this with insmod in case of new idpf host driver
   dev_id=$(lspci | grep 1452 | cut -d ':' -f 1)
-  echo $1 > /sys/class/pci_bus/0000:af/device/0000:$dev_id:00.0/sriov_numvfs
+  echo $1 > /sys/class/pci_bus/0000:$dev_id/device/0000:$dev_id:00.0/sriov_numvfs
   #sriov vf devices take a long time to come up
   sleep 10
 }