Entregando desafio

README.md

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+<p align="center">Exemplo de deploy no Kubernet utilizando o Minikube</p>
+<h3>Instruções de Uso</h3>
+<p>No Terminal/Console:</p>
+<ol>
+	<li>Faça a instalação do Minikube</li>
+	<li>Execute o script referente a seu sistema operacional</li> 
+    <li>No minikube libere a url do serviço de backend</li> 
+    <li>Configure a url retornada na variável url do arquivo js.js no ajax que é executado.</li> 
+</ol>

backend/conexao.php

@@ -1,5 +1,5 @@
 <?php
-$servername = "";
+$servername = "mysql-connection";
 $username = "root";
 $password = "Senha123";
 $database = "meubanco";

backend/dockerfile

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+FROM php:7.4-apache
+
+WORKDIR /var/www/html
+COPY index.php /var/www/html/
+COPY conexao.php /var/www/html/
+
+RUN apt-get update && apt-get install -y \
+        libfreetype6-dev \
+        libjpeg62-turbo-dev \
+        libpng-dev \
+    && docker-php-ext-configure gd --with-freetype --with-jpeg \
+    && docker-php-ext-install -j$(nproc) gd \
+    && docker-php-ext-install pdo_mysql \
+    && docker-php-ext-install mysqli
+
+
+EXPOSE 80

database/dockerfile

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+FROM mysql:5.7
+
+WORKDIR /var/lib/mysql/
+
+ENV MYSQL_ROOT_PASSWORD=Senha123
+
+ENV MYSQL_DATABASE=meubanco
+
+ADD sql.sql /docker-entrypoint-initdb.d
+
+EXPOSE 3306

database/sql.sql

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+CREATE TABLE mensagens (
+    id int,
+    nome varchar(50),
+    mensagem varchar(100)
+);

deployment.yml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: repository
+spec:
+  resources:
+    requests:
+      storage: 100Mi
+  storageClassName: standart-rwo
+  accessModes:
+    - ReadWriteOnce
+
+---
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: backend
+  labels:
+    app: backend
+spec:
+  replicas: 6
+  selector:
+    matchLabels:
+      app: backend
+  template:
+    metadata:
+      labels:
+        app: backend
+    spec:
+      containers:
+      - name: backend
+        image: ricardomarino/backend:1.0
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 80
+
+---
+
+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: database
+spec:
+  selector:
+    matchLabels:
+      app: database
+  template:
+    metadata:
+      labels:
+        app: database
+    spec:
+      containers:
+      - image: ricardomarino/database:1.0
+        name: database
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 3306
+          name: database        
+        volumeMounts:
+        - name: database
+          mountPath: /var/lib/mysql
+      volumes:
+      - name: repository
+        persistentVolumeClaim:
+          claimName: repository

frontend/js.js

@@ -5,7 +5,7 @@ $("#button-blue").on("click", function() {
     var txt_comentario = $("#comment").val();
 
     $.ajax({
-        url: "",
+        url: "http://127.0.0.1:51939",
 
         type: "post",
         data: {nome: txt_nome, comentario: txt_comentario, email: txt_email},

script.bat

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+echo "criando as imagens"
+
+docker build -t ricardomarino/backend:1.0 backend/.
+docker build -t ricardomarino/database:1.0 database/.
+
+echo "realizando push"
+docker push ricardomarino/backend:1.0
+docker push ricardomarino/database:1.0
+
+echo "services"
+kubectl apply -f ./service.yml
+
+echo "deployments"
+kubectl apply -f ./deployment.yml
+

script.sh

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+#!/bin/bash
+
+echo "criando as imagens"
+
+docker build -t ricardomarino/backend:1.0 backend/.
+docker build -t ricardomarino/database:1.0 database/.
+
+echo "realizando push"
+docker push ricardomarino/backend:1.0
+docker push ricardomarino/database:1.0
+
+echo "services"
+kubectl apply -f ./service.yml
+
+echo "deployments"
+kubectl apply -f ./deployment.yml

service.yml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: backend
+spec:
+  selector:
+    app: backend
+  ports:
+  - port: 80
+    targetPort: 80
+  type: LoadBalancer
+
+---
+
+apiVersion: v1
+kind: Service
+metadata:
+  name: mysql-connection
+spec:
+  selector:
+    app: database
+  ports:
+  - port: 3306
+  clusterIP: Nome