setup.sh

@@ -0,0 +1,126 @@
+#!/bin/sh
+
+# Author : NTT Data AG
+# Date   : 11-05-2023
+
+helm_install=false
+app_name=""
+
+# fetch helm resources
+# docs: https://helm.sh/docs/intro/install/
+install_helm () {
+	# curl -fsSL -o get_helm.sh https://raw.githubusercontent.com/helm/helm/main/scripts/get-helm-3
+	# chmod 700 get_helm.sh
+	# ./get_helm.sh
+    echo "Helm not support yet."
+    exit 1
+}
+
+# install resources
+# TODO: check if this works
+install_k3s () {
+    sudo dnf install -y container-selinux
+	sudo dnf install -y https://rpm.rancher.io/k3s/stable/common/centos/8/noarch/k3s-selinux-1.2-2.el8.noarch.rpm
+
+    get_k3s
+}
+
+# install k3s
+# docs: https://docs.k3s.io/installation/configuration
+get_k3s () {
+	sudo curl -sfL https://get.k3s.io | INSTALL_K3S_SYMLINK="skip" K3S_KUBECONFIG_MODE="644" INSTALL_K3S_EXEC="--disable=traefik" sh -
+	export KUBECONFIG=/etc/rancher/k3s/k3s.yaml
+	kubectl get pods -A
+}
+
+# install git
+install_git () {
+    sudo dnf -y update
+    sudo dnf -y install git
+}
+
+install_sock_shop () {
+    git clone https://github.com/microservices-demo/microservices-demo.git
+    cd microservices-demo/deploy/kubernetes
+    kubectl create namespace sock-shop
+    kubectl apply -f complete-demo.yaml
+    echo "Getting Pods from sock-shop namespace"
+    kubectl get pods -n sock-shop
+    # TODO: create check if list with pods returns and if they are ready
+}
+
+show_help() {
+    cat <<EOF
+Usage: $0 [options]
+
+Options:
+  -h, --help           Show help information
+  -m, --helm           Install Helm. Set flag when you want to install helm.
+  -a, --app <app_name> Specify the app name
+EOF
+}
+
+show_allowed_apps () {
+    cat <<EOF
+Supported apps:
+    - socks_shop
+
+EOF
+}
+
+while [ "$#" -gt 0 ]; do
+    case "$1" in
+        -h|--help)
+            show_help
+            exit 0
+            ;;
+        -m|--helm)
+            helm_install=true
+            shift
+            ;;
+        -a|--app)
+            if [ "$2" ]; then
+                app_name="$2"
+                shift 2
+            else
+                echo "Error: Missing argument for $1 option"
+                show_help
+                exit 1
+            fi
+            ;;
+        *)
+            echo "Error: Unrecognized option $1"
+            show_help
+            exit 1
+            ;;
+    esac
+done
+
+# Check if --helm was set
+if [ "$helm_install" = true ]; then
+    install_helm
+else
+    echo "Skipping helm"
+fi
+
+echo "Installing GIT"
+# install_git
+
+echo "Installing K3S"
+# install_k3s
+
+# Validate app names
+if [ -z "$app_name" ]; then
+    echo "Please specify app"
+else
+    case $app_name in
+        "sock_shop")
+            echo "Installing sock shop"
+            install_sock_shop
+            ;;
+        *)
+            show_allowed_apps
+            exit 1
+            ;;
+    esac
+fi