From 2bf6c4066d673c1f1b6cefdada35771c550e1106 Mon Sep 17 00:00:00 2001
From: gryf <gryf73@gmail.com>
Date: Tue, 6 Oct 2020 13:53:21 +0200
Subject: [PATCH] Add simple scripts for creating client/server pods

---
 create_client_server.sh | 34 ++++++++++++++++++++++++++++++++++
 delete_client_server.sh |  7 +++++++
 2 files changed, 41 insertions(+)
 create mode 100755 create_client_server.sh
 create mode 100755 delete_client_server.sh

diff --git a/create_client_server.sh b/create_client_server.sh
new file mode 100755
index 0000000..af8537e
--- /dev/null
+++ b/create_client_server.sh
@@ -0,0 +1,34 @@
+#!/usr/bin/env bash                                                                                                                                                                                         
+
+function wait_for {
+    local command=$1
+    local amount=$2
+    while true; do
+        if eval "${command}"; then
+            break;
+        fi
+        sleep "${amount}"
+    done
+}
+
+kubectl create namespace foo
+kubectl run --image kuryr/demo -n foo server
+wait_for "kubectl get pod -A |grep server|grep -q Running" 1
+kubectl expose pod/server -n foo --port 80 --target-port 8080 --name=foosrvr
+sleep 6
+wait_for "openstack loadbalancer list -f value -c name -c provisioning_status | grep foosrvr | grep -q ACTIVE" 4
+kubectl run --image kuryr/demo -n foo client
+wait_for "kubectl get pod -A |grep client|grep -q Running" 1
+kubectl exec -ti -n foo client -- wget http://server.foo -q -O -
+cat > policy_foo_deny_all.yaml << NIL
+apiVersion: networking.k8s.io/v1                                                                                                                                                                            
+kind: NetworkPolicy
+metadata:
+  name: deny-all
+  namespace: foo
+spec:
+  podSelector: {}
+  policyTypes:
+    - Ingress
+NIL
+kubectl apply -f policy_foo_deny_all.yaml
diff --git a/delete_client_server.sh b/delete_client_server.sh
new file mode 100755
index 0000000..8c5fadb
--- /dev/null
+++ b/delete_client_server.sh
@@ -0,0 +1,7 @@
+#!/usr/bin/env bash                                                                                                                                                                                         
+
+kubectl -n foo delete networkpolicy deny_all
+kubectl -n foo delete pod client
+kubectl -n foo delete service foosrvr  # remove LB
+kubectl -n foo delete pod server
+kubectl delete namespace foo