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ejemplo de Bridge to Kubernetes
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‎04-cloud/00-aks/01-brigde-to-kubernetes/01-brigde-to-kubernetes.sh

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#Variables
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RESOURCE_GROUP="Bridge-To-Kubernetes"
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AKS_NAME="lemoncode-dev"
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LOCATION="northeurope"
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#Puedes usar Bridge to Kubernetes para redirigir el tráfico entre tu clúster en la nube
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#y tu entorno de desarrollo.
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#Lo primero que vamos a hacer es crear un clúster
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az group create \
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--name $RESOURCE_GROUP \
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--location $LOCATION
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az aks create \
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--resource-group $RESOURCE_GROUP \
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--name $AKS_NAME \
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--location $LOCATION \
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--node-count 1 \
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--generate-ssh-keys
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#Recuperamos el contexto del cluster
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az aks get-credentials -g ${RESOURCE_GROUP} -n ${AKS_NAME}
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#Para ver claramente cómo podemos interactuar con el clúster en local,
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#vamos a desplegar en él un MongoDB, el cual es el que utilizará mi web api en la carpeta webapi
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kubectl apply -f 04-cloud/00-aks/01-brigde-to-kubernetes/manifests/mongodb.yml
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kubectl get po --watch
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#Desplegamos la webapi que hace uso del mongodb
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kubectl apply -f 04-cloud/00-aks/01-brigde-to-kubernetes/manifests/webapi.yml
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kubectl get po,svc
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#Instalamos la extensión Bridge to Kubernetes en Visual Studio code instalada.
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# Hacemos la configuración para la depuración de la web api (puerto 5001)
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#Comprueba el archivo hosts
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cat /private/etc/hosts
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#Ahora puedo depurar desde mi local mis servicios desplegados en Kubernetes
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‎04-cloud/00-aks/01-brigde-to-kubernetes/manifests/mongo-express.yml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: mongo-express
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labels:
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app: web
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name: mongo-express
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spec:
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replicas: 2
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selector:
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matchLabels:
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app: web
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name: mongo-express
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template:
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metadata:
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labels:
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app: web
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name: mongo-express
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spec:
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containers:
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- name: mongo-express
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image: mongo-express
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env:
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- name: ME_CONFIG_MONGODB_SERVER
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value: mongodb://mongodb-svc
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ports:
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- containerPort: 8081
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: mongo-express-svc
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spec:
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type: LoadBalancer
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selector:
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app: web
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name: mongo-express
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ports:
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- protocol: TCP
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port: 80
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targetPort: 8081

‎04-cloud/00-aks/01-brigde-to-kubernetes/manifests/mongodb.yml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: mongodb
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spec:
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selector:
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matchLabels:
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app: mongodb
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template:
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metadata:
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labels:
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app: mongodb
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spec:
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containers:
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- name: mongodb
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image: mongo
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ports:
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- name: mongodbport
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containerPort: 27017
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protocol: TCP
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: mongodb-svc
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labels:
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app: mongodb
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spec:
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type: ClusterIP
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selector:
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app: mongodb
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ports:
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- port: 27017
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targetPort: 27017

‎04-cloud/00-aks/01-brigde-to-kubernetes/manifests/webapi.yml

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apiVersion: apps/v1
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kind: Deployment
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metadata:
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name: webapi
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labels:
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app: web
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name: webapi
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spec:
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replicas: 1
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selector:
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matchLabels:
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app: web
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name: webapi
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template:
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metadata:
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labels:
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app: web
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name: webapi
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spec:
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containers:
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- name: webapi
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image: 0gis0/webapi:v1
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ports:
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- containerPort: 80
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---
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apiVersion: v1
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kind: Service
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metadata:
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name: webapi-svc
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spec:
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type: LoadBalancer
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selector:
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app: web
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name: webapi
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ports:
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- protocol: TCP
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port: 80
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targetPort: 80

‎04-cloud/00-aks/01-brigde-to-kubernetes/webapi/.dockerignore

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**/.classpath
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**/.dockerignore
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**/.env
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**/.git
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**/.gitignore
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**/.project
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**/.settings
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**/.toolstarget
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**/.vs
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**/.vscode
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**/*.*proj.user
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**/*.dbmdl
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**/*.jfm
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**/azds.yaml
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**/bin
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**/charts
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**/docker-compose*
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**/Dockerfile*
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**/node_modules
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**/npm-debug.log
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**/obj
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**/secrets.dev.yaml
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**/values.dev.yaml
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README.md

‎04-cloud/00-aks/01-brigde-to-kubernetes/webapi/.gitignore

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*.swp
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*.*~
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project.lock.json
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.DS_Store
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*.pyc
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nupkg/
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# Visual Studio Code
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.vscode
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# Rider
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.idea
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# User-specific files
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*.suo
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*.user
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*.userosscache
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*.sln.docstates
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# Build results
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[Dd]ebug/
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[Dd]ebugPublic/
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[Rr]elease/
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[Rr]eleases/
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x64/
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x86/
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build/
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bld/
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[Bb]in/
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[Oo]bj/
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[Oo]ut/
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msbuild.log
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msbuild.err
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msbuild.wrn
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# Visual Studio 2015
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.vs/

‎04-cloud/00-aks/01-brigde-to-kubernetes/webapi/BookService.cs

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using webapi.Models;
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using MongoDB.Driver;
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using System.Collections.Generic;
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using System.Linq;
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namespace webapi.Services
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{
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public class BookService
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{
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private readonly IMongoCollection<Book> _books;
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public BookService(IBookstoreDatabaseSettings settings)
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{
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var client = new MongoClient(settings.ConnectionString);
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var database = client.GetDatabase(settings.DatabaseName);
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_books = database.GetCollection<Book>(settings.BooksCollectionName);
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}
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public List<Book> Get() =>
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_books.Find(book => true).ToList();
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public Book Get(string id) =>
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_books.Find<Book>(book => book.Id == id).FirstOrDefault();
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public Book Create(Book book)
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{
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_books.InsertOne(book);
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return book;
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}
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public void Update(string id, Book bookIn) =>
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_books.ReplaceOne(book => book.Id == id, bookIn);
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public void Remove(Book bookIn) =>
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_books.DeleteOne(book => book.Id == bookIn.Id);
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public void Remove(string id) =>
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_books.DeleteOne(book => book.Id == id);
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}
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}

‎04-cloud/00-aks/01-brigde-to-kubernetes/webapi/Controllers/BooksController.cs

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using webapi.Models;
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using webapi.Services;
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using Microsoft.AspNetCore.Mvc;
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using System.Collections.Generic;
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namespace webapi.Controllers
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{
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[Route("api/[controller]")]
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[ApiController]
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public class BooksController : ControllerBase
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{
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private readonly BookService _bookService;
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public BooksController(BookService bookService)
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{
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_bookService = bookService;
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}
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[HttpGet]
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public ActionResult<List<Book>> Get() =>
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_bookService.Get();
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[HttpGet("{id:length(24)}", Name = "GetBook")]
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public ActionResult<Book> Get(string id)
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{
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var book = _bookService.Get(id);
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if (book == null)
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{
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return NotFound();
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}
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return book;
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}
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[HttpPost]
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public ActionResult<Book> Create(Book book)
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{
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_bookService.Create(book);
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return CreatedAtRoute("GetBook", new { id = book.Id.ToString() }, book);
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}
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[HttpPut("{id:length(24)}")]
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public IActionResult Update(string id, Book bookIn)
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{
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var book = _bookService.Get(id);
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if (book == null)
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{
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return NotFound();
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}
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_bookService.Update(id, bookIn);
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return NoContent();
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}
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[HttpDelete("{id:length(24)}")]
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public IActionResult Delete(string id)
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{
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var book = _bookService.Get(id);
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if (book == null)
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{
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return NotFound();
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}
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_bookService.Remove(book.Id);
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return NoContent();
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}
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}
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}

‎04-cloud/00-aks/01-brigde-to-kubernetes/webapi/Dockerfile

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FROM mcr.microsoft.com/dotnet/aspnet:3.1 AS base
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WORKDIR /app
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EXPOSE 80
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EXPOSE 443
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FROM mcr.microsoft.com/dotnet/sdk:3.1 AS build
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WORKDIR /src
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COPY ["webapi.csproj", "./"]
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RUN dotnet restore "webapi.csproj"
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COPY . .
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WORKDIR "/src/."
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RUN dotnet build "webapi.csproj" -c Release -o /app/build
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FROM build AS publish
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RUN dotnet publish "webapi.csproj" -c Release -o /app/publish
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FROM base AS final
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WORKDIR /app
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COPY --from=publish /app/publish .
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ENTRYPOINT ["dotnet", "webapi.dll"]

‎04-cloud/00-aks/01-brigde-to-kubernetes/webapi/Models/Book.cs

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using MongoDB.Bson;
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using MongoDB.Bson.Serialization.Attributes;
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namespace webapi.Models
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{
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public class Book
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{
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[BsonId]
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[BsonRepresentation(BsonType.ObjectId)]
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public string Id { get; set; }
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[BsonElement("Name")]
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public string BookName { get; set; }
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public decimal Price { get; set; }
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public string Category { get; set; }
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public string Author { get; set; }
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}
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}

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