From aac7de52100c1e5ee1aa2d0ef938800926cc84cc Mon Sep 17 00:00:00 2001
From: Alex-Sizov <45825279+Alex-Sizov@users.noreply.github.com>
Date: Tue, 24 Aug 2021 19:08:23 +0300
Subject: [PATCH] Octopod kind (#66)

* add local install script

* Make the script executable

* add force update flag

* add some checks to the kind script

* name kind cluster+deletion confirmation

* add wait flags to helm

* More informative local install script

Co-authored-by: Denis Redozubov <denis.redozubov@gmail.com>
---
 octopod_local_install.sh | 101 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 101 insertions(+)
 create mode 100755 octopod_local_install.sh

diff --git a/octopod_local_install.sh b/octopod_local_install.sh
new file mode 100755
index 0000000..4dc6e46
--- /dev/null
+++ b/octopod_local_install.sh
@@ -0,0 +1,101 @@
+#!/bin/bash
+set -e
+message () {
+    echo "==> $1"
+}
+for cmd in kind kubectl helm; do
+   if ! command -v $cmd &> /dev/null; then
+           message "$cmd is not installed. Please, install it!"
+           exit 1;
+   fi
+done
+if [ "$(helm version --short | awk -F '.' '{print $1}')" != "v3" ]; then
+    message 'Your version of helm is not supported. Please install helm 3'
+    exit 1
+fi
+if [ "$(kind version | awk -F ' ' '{print $2}')" != "v0.11.1" ]; then
+    message "Warning! This kind version hasn't been tested"
+fi
+if kind get clusters | grep -q octopod; then
+    echo -n 'Octopod kind cluster already exists. Do you want do delete it? [y/n] ';
+    read confirm
+    if [ "$confirm" != 'y' ]; then
+       message "Exiting"
+       exit 0
+    else
+       message "Deleting and recreating cluster"
+       kind delete cluster --name octopod
+    fi
+fi
+message "Creating kind cluster"
+cat <<EOF | kind create cluster --config=-
+kind: Cluster
+apiVersion: kind.x-k8s.io/v1alpha4
+name: octopod
+networking:
+  kubeProxyMode: "ipvs"
+nodes:
+- role: control-plane
+  kubeadmConfigPatches:
+  - |
+    kind: InitConfiguration
+    nodeRegistration:
+      kubeletExtraArgs:
+        node-labels: "ingress-ready=true"
+  extraPortMappings:
+  - containerPort: 80
+    hostPort: 80
+    protocol: TCP
+  - containerPort: 443
+    hostPort: 443
+    protocol: TCP
+EOF
+cat <<EOF | kubectl apply -f -
+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: coredns
+  namespace: kube-system
+data:
+  Corefile: |
+    .:53 {
+        errors
+        health {
+           lameduck 5s
+        }
+        ready
+        kubernetes cluster.local in-addr.arpa ip6.arpa {
+           pods insecure
+           fallthrough in-addr.arpa ip6.arpa
+           ttl 30
+        }
+        prometheus :9153
+        forward . 8.8.8.8 1.1.1.1 {
+           max_concurrent 1000
+        }
+        cache 30
+        loop
+        reload
+        loadbalance
+    }
+EOF
+message "Installing ingress-nginx controller"
+kubectl apply -f https://raw.githubusercontent.com/kubernetes/ingress-nginx/controller-v0.45.0/deploy/static/provider/kind/deploy.yaml
+while true; do
+        if [ $(kubectl -n ingress-nginx get deploy | awk -F ' ' '$1 ~ /^ingress-nginx/ {print $4}') == '1' ]; then
+                message 'ingress-controller is ready'
+                break;
+        else
+                message 'waiting for ingress-controller to become ready...'; sleep 5;
+        fi
+done
+message "Creating nessesary namespaces"
+kubectl create ns octopod
+kubectl create ns octopod-deployment
+message "Adding typeable helm repository"
+helm repo add typeable https://typeable.github.io/octopod
+helm repo update
+message "Installing octopod helm chart"
+helm -n octopod install octopod typeable/octopod --wait --timeout=5m --set octopod.baseDomain="lvh.me" --set ingress.tls.enabled=false
+message "Octopod was successfully installed! Use instruction above to connect to it."
+message "To uninstall octopod just run: kind delete cluster --name octopod"