[hack] skupper script can now install the east-west demo

kiali · Mar 27, 2024 · fad4799 · fad4799
1 parent d91b83b
commit fad4799
Showing 1 changed file with 81 additions and 3 deletions.
diff --git a/hack/istio/skupper/install-skupper-demo.sh b/hack/istio/skupper/install-skupper-demo.sh
@@ -13,6 +13,10 @@
 # Mongo database over that pipe. The MySQL database will be exposed externally
 # using a LoadBalancer (if on minikube) and the NodePort (if on OpenShift).
 #
+# As an extra option, you can ask this script to install the basic Skupper
+# demo that we will call the east-west demo (see: https://skupper.io/start/).
+# Cluster #1 will be "west" and cluster #2 will be "east".
+#
 # If you are using minikube, this script will start 2 minikube clusters.
 # If you are using OpenShift, you are responsible for starting the two
 # clusters and telling this script how to connect to those clusters
@@ -35,6 +39,9 @@ infomsg() {
 CLUSTER1_ISTIO="istio"
 CLUSTER2_DB="db"
 
+NAMESPACE_WEST="west"
+NAMESPACE_EAST="east"
+
 # Some defaults
 
 SCRIPT_DIR="$(cd $(dirname "${BASH_SOURCE[0]}") && pwd)"
@@ -44,6 +51,7 @@ OUTPUT_DIR="${ROOT_DIR}/_output"
 CLIENT_EXE="kubectl"
 CLUSTER_TYPE="minikube"
 HACK_SCRIPTS_DIR="${ROOT_DIR}/hack"
+INSTALL_EAST_WEST_DEMO="false"
 KIALI_DEV_BUILD="true"
 KIALI_VERSION="dev"
 MONGONS="mongons"
@@ -75,6 +83,7 @@ while [ $# -gt 0 ]; do
     sui)                      _CMD="sui"                           ;shift ;;
     -c|--client)              CLIENT_EXE="$2"                ;shift;shift ;;
     -ct|--cluster-type)       CLUSTER_TYPE="$2"              ;shift;shift ;;
+    -ewd|--east-west-demo)    INSTALL_EAST_WEST_DEMO="$2"    ;shift;shift ;;
     -kdb|--kiali-dev-build)   KIALI_DEV_BUILD="$2"           ;shift;shift ;;
     -kv|--kiali-version)      KIALI_VERSION="$2"             ;shift;shift ;;
     -os1a|--openshift1-api)   OPENSHIFT1_API="$2"            ;shift;shift ;;
@@ -92,6 +101,8 @@ Valid command line arguments:
                                            If "minikube", this script creates its own clusters.
                                            If "openshift", the clusters must be started already.
                                            Default: "minikube"
+  -ewd|--east-west-demo [true|false]: If "true" the basic Skupper demo is also installed, too.
+                                      Default: "false"
   -kdb|--kiali-dev-build [true|false]: If "true" and --kiali-version is "dev", a dev image will be
                                        built. If "false" and --kiali-version is "dev", you must
                                        have previously built a dev image prior to running this script.
@@ -115,7 +126,7 @@ Valid command line arguments:
   -h|--help : This message.
 
 Valid commands:
-  install: Installs the demo that consists of Istio, Kiali, Bookinfo demo, and Skupper.
+  install: Installs the Istio/Kiali/Bookinfo/Skupper demo (and optionally the east-west demo)
   delete: Uninstalls the demo by shutting down the two minikube clusters
   iprom: Open a browser window to the Istio Prometheus UI
   kui: Open a browser window to the Kiali UI
@@ -385,6 +396,52 @@ openshift_install_skupper() {
   ${CLIENT_EXE} -n ${MONGOSKUPPERNS} expose svc skupper-prometheus
 }
 
+minikube_install_east_west_demo() {
+  infomsg "Installing East-West Demo..."
+
+  ${CLIENT_EXE} --context ${CLUSTER1_ISTIO} create namespace ${NAMESPACE_WEST}
+  ${CLIENT_EXE} --context ${CLUSTER2_DB} create namespace ${NAMESPACE_EAST}
+
+  ${SKUPPER_EXE} --context ${CLUSTER1_ISTIO} -n ${NAMESPACE_WEST} init --enable-console --enable-flow-collector
+  ${SKUPPER_EXE} --context ${CLUSTER2_DB} -n ${NAMESPACE_EAST} init
+
+  rm -r "${SKUPPER_TOKEN_FILE}"
+  ${SKUPPER_EXE} --context ${CLUSTER1_ISTIO} -n ${NAMESPACE_WEST} token create "${SKUPPER_TOKEN_FILE}"
+  ${SKUPPER_EXE} --context ${CLUSTER2_DB} -n ${NAMESPACE_EAST} link create "${SKUPPER_TOKEN_FILE}"
+
+  ${CLIENT_EXE} --context ${CLUSTER1_ISTIO} -n ${NAMESPACE_WEST} create deployment frontend --image quay.io/skupper/hello-world-frontend
+  ${CLIENT_EXE} --context ${CLUSTER2_DB} -n ${NAMESPACE_EAST} create deployment backend --image quay.io/skupper/hello-world-backend --replicas 3
+
+  # expose with http protocol
+  ${SKUPPER_EXE} --context ${CLUSTER2_DB} -n ${NAMESPACE_EAST} expose deployment/backend --port 8080 --protocol http
+  ${CLIENT_EXE} --context ${CLUSTER1_ISTIO} -n ${NAMESPACE_WEST} expose deployment frontend --port 8080 --type LoadBalancer
+
+  infomsg "East-West Demo installed."
+}
+
+openshift_install_east_west_demo() {
+  infomsg "Installing East-West Demo..."
+
+  openshift_login ${CLUSTER1_ISTIO} && ${CLIENT_EXE} create namespace ${NAMESPACE_WEST}
+  openshift_login ${CLUSTER2_DB} && ${CLIENT_EXE} create namespace ${NAMESPACE_EAST}
+
+  openshift_login ${CLUSTER1_ISTIO} && ${SKUPPER_EXE} -n ${NAMESPACE_WEST} init --enable-console --enable-flow-collector
+  openshift_login ${CLUSTER2_DB} && ${SKUPPER_EXE} -n ${NAMESPACE_EAST} init
+
+  rm -r "${SKUPPER_TOKEN_FILE}"
+  openshift_login ${CLUSTER1_ISTIO} && ${SKUPPER_EXE} -n ${NAMESPACE_WEST} token create "${SKUPPER_TOKEN_FILE}"
+  openshift_login ${CLUSTER2_DB} && ${SKUPPER_EXE} -n ${NAMESPACE_EAST} link create "${SKUPPER_TOKEN_FILE}"
+
+  openshift_login ${CLUSTER1_ISTIO} && ${CLIENT_EXE} -n ${NAMESPACE_WEST} create deployment frontend --image quay.io/skupper/hello-world-frontend
+  openshift_login ${CLUSTER2_DB} && ${CLIENT_EXE} -n ${NAMESPACE_EAST} create deployment backend --image quay.io/skupper/hello-world-backend --replicas 3
+
+  # expose with http protocol - still logged into cluster 2
+  ${SKUPPER_EXE} -n ${NAMESPACE_EAST} expose deployment/backend --port 8080 --protocol http
+  openshift_login ${CLUSTER1_ISTIO} && ${CLIENT_EXE} -n ${NAMESPACE_WEST} expose deployment frontend --port 8080 --type LoadBalancer
+
+  infomsg "East-West Demo installed."
+}
+
 confirm_cluster_is_up() {
   local cluster_name="${1}"
 
@@ -493,15 +550,21 @@ if [ "$_CMD" == "install" ]; then
 
   case ${CLUSTER_TYPE} in
     minikube)
-      infomsg "Installing demo on minikube"
+      infomsg "Installing Istio/Kiali/Bookinfo demo on minikube"
       minikube_install_basic_demo
       minikube_install_skupper
+      if [ "${INSTALL_EAST_WEST_DEMO}" == "true" ]; then
+        minikube_install_east_west_demo
+      fi
       ;;
 
     openshift)
-      infomsg "Installing demo on OpenShift"
+      infomsg "Installing Istio/Kiali/Bookinfo demo on OpenShift"
       openshift_install_basic_demo
       openshift_install_skupper
+      if [ "${INSTALL_EAST_WEST_DEMO}" == "true" ]; then
+        openshift_install_east_west_demo
+      fi
       ;;
 
     *) errormsg "Invalid cluster type" && exit 1 ;;
@@ -533,12 +596,18 @@ elif [ "$_CMD" == "delete" ]; then
       infomsg "Uninstalling Skupper pipe ..."
       ${CLIENT_EXE} get namespace ${MONGOSKUPPERNS} && ${CLIENT_EXE} delete namespace ${MONGOSKUPPERNS}
 
+      infomsg "Uninstalling ${NAMESPACE_WEST} namespace ..."
+      ${CLIENT_EXE} get namespace ${NAMESPACE_WEST} && ${CLIENT_EXE} delete namespace ${NAMESPACE_WEST}
+
       # LOGIN TO CLUSTER 2
       openshift_login ${CLUSTER2_DB}
 
       infomsg "Uninstalling the databases ..."
       ${CLIENT_EXE} get namespace ${MYSQLNS} && ${CLIENT_EXE} delete namespace ${MYSQLNS}
       ${CLIENT_EXE} get namespace ${MONGONS} && ${CLIENT_EXE} delete namespace ${MONGONS}
+
+      infomsg "Uninstalling ${NAMESPACE_EAST} namespace ..."
+      ${CLIENT_EXE} get namespace ${NAMESPACE_EAST} && ${CLIENT_EXE} delete namespace ${NAMESPACE_EAST}
       ;;
 
     *) errormsg "Invalid cluster type" && exit 1 ;;
@@ -610,6 +679,15 @@ elif [ "$_CMD" == "sstatus" ]; then
     *) errormsg "Invalid cluster type" && exit 1 ;;
   esac
 
+  if ${CLIENT_EXE} --context ${CLUSTER1_ISTIO} -n ${NAMESPACE_WEST} get service/frontend &>/dev/null; then
+    case ${CLUSTER_TYPE} in
+      minikube) east_west_demo_url="http://$(${CLIENT_EXE} --context ${CLUSTER1_ISTIO} -n ${NAMESPACE_WEST} get service/frontend -o jsonpath={.status.loadBalancer.ingress[0].ip}):8080" ;;
+      openshift) east_west_demo_url="http://$(${CLIENT_EXE} -n ${NAMESPACE_WEST} get service/frontend -o jsonpath={.status.loadBalancer.ingress[0].ip}):8080" ;;
+      *) errormsg "Invalid cluster type" && exit 1 ;;
+    esac
+    infomsg "East-West Demo Frontend App: ${east_west_demo_url}"
+  fi
+
 elif [ "$_CMD" == "sui" ]; then
 
   confirm_cluster_is_up "${CLUSTER1_ISTIO}"