Merge pull request #32 from rishabjasrotia/feature/31-minikube-support

#31 - Minikube Support

Author: rishabjasrotia

Makefile

@@ -1,3 +1,24 @@
 build:
 	docker compose up -d
 	docker exec -it drupal-fpm sh
+
+build-minikube:
+	minikube start
+	Kubectl apply -f iac/docker/helm
+	Kubectl apply -f iac/docker/helm/nginx
+	Kubectl apply -f iac/docker/helm/drupal
+	Kubectl apply -f iac/docker/helm/mysql
+
+build-tunnel:
+	minikube tunnel
+
+run-minikube:
+	minikube service ngnix
+
+deploy-minikube:
+	cd app && composer install && cd ..
+	chmod +x scripts/deploy-k8s && scripts/deploy-k8s
+
+update-minikube:
+	cd app && composer install && cd ..
+	chmod +x scripts/deploy-k8s && scripts/deploy-k8s

README.md

@@ -1,5 +1,5 @@
 
-**Docker Base Drupal 10 Container Setup**
+**Docker Base Drupal 10 Container Setup with Kubernetes Support**
 
 ## How to setup
 - Build the setup using following command ```make build```
@@ -23,6 +23,15 @@
 
 ## Kubernetes MiniKube
 
-- Kubectl apply -f iac/docker/helm && Kubectl apply -f iac/docker/helm/nginx && Kubectl apply -f iac/docker/drupal && Kubectl apply -f iac/docker/mysql 
-- Add domain to local host i.e. /etc/host file
-- minikube tunnel
+- Build Minikube Helm Files:
+	- ```make build-minikube```
+- Deploy code to minkube containers:
+	- ```make deploy-minikube```
+- Run Minikube Tunnel and expose Nginx container port:
+	- ```make build-tunnel```
+	- ```make run-minikube```
+- Add domain to local host i.e. ```/etc/host``` file
+
+## Post Deployment to minikube 
+- We can use following command to just update drupal & nginx containers files:
+	- ```make update-minikube```

app/web/sites/default/settings.local.php

@@ -5,7 +5,7 @@
 
 $settings['config_sync_directory'] = '../config/sync';
 
-if (getenv('K8S') == '1') {
+if (getenv('KS') == '1') {
     $databases['default']['default'] = [
         'database' => 'drupal',
         'username' => 'drupal_database_user',

iac/docker/helm/drupal/drupal-fpm-deployment.yaml

@@ -25,6 +25,7 @@ spec:
         io.kompose.network/external: "true"
         io.kompose.network/internal: "true"
         io.kompose.service: drupal-fpm
+        app: drupal-fpm
     spec:
       containers:
         - env:

iac/docker/helm/nginx/ngnix-deployment.yaml

@@ -24,6 +24,7 @@ spec:
       labels:
         io.kompose.network/external: "true"
         io.kompose.service: ngnix
+        app: ngnix
     spec:
       containers:
         - image: nginx:alpine-perl

scripts/deploy-k8s

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+POD=$(kubectl get pods -l app=drupal-fpm -o custom-columns=:metadata.name)
+echo $POD
+kubectl exec $POD -- /bin/sh -c "rm -rf /var/www/html/*"
+kubectl cp app/ $POD:/var/www/html/ -c drupal-fpm -n default 
+kubectl exec $POD -- bash -c "mv /var/www/html/app/* /var/www/html/."
+kubectl exec $POD -- bash -c "cd /var/www/html && make build-drupal"
+
+POD=$(kubectl get pods -l app=ngnix -o custom-columns=:metadata.name)
+echo $POD
+kubectl exec $POD -- /bin/sh -c "rm -rf /var/www/html/*"
+kubectl cp app/ $POD:/var/www/html/ -c ngnix -n default 
+kubectl exec $POD -- /bin/sh -c "mv /var/www/html/app/* /var/www/html/."

scripts/update-k8s

@@ -0,0 +1,14 @@
+#!/bin/bash
+
+POD=$(kubectl get pods -l app=drupal-fpm -o custom-columns=:metadata.name)
+echo $POD
+kubectl exec $POD -- /bin/sh -c "rm -rf /var/www/html/*"
+kubectl cp app/ $POD:/var/www/html/ -c drupal-fpm -n default 
+kubectl exec $POD -- bash -c "mv /var/www/html/app/* /var/www/html/."
+kubectl exec $POD -- bash -c "cd /var/www/html && make drupal-update"
+
+POD=$(kubectl get pods -l app=ngnix -o custom-columns=:metadata.name)
+echo $POD
+kubectl exec $POD -- /bin/sh -c "rm -rf /var/www/html/*"
+kubectl cp app/ $POD:/var/www/html/ -c ngnix -n default 
+kubectl exec $POD -- /bin/sh -c "mv /var/www/html/app/* /var/www/html/."