docker and kubernetes some important commands are added

Author: codershona

Kubernetes-9.md

@@ -0,0 +1,86 @@
+# Kubernetes Install and Your First Pods
+
+## Kubernetes Local Install
+```
+http://play-with-k8s.com
+
+katacoda.com
+```
+### minikube
+```
+minikube-installer.exe
+
+minikube start
+```
+### microk8s
+```
+microk8s.kubectl
+
+microk8s.enable dns
+
+alias kubectl=microk8s.kubectl
+```
+## Kubectl run, create and apply
+```
+kubectl run
+
+kubectl create
+
+kubectl apply
+```
+## Our First Pod With Kubectl run
+```
+kubectl version
+
+kubectl run my-nginx --image nginx
+
+kubectl get pods
+
+kubectl get all
+
+kubectl delete deployment my-nginx
+
+kubectl get all
+```
+## Scaling ReplicaSets
+```
+kubectl run my-apache --image httpd
+
+kubectl get all
+
+kubectl scale deploy/my-apache --replicas2
+
+kubectl scale deployment my-apache --replicas2
+
+kubectl get all
+```
+## Inspecting Kubernetes Objects
+```
+kubectl get pods
+
+kubectl logs deployment/my-apache
+
+kubectl logs deployment/my-apache --follow --tail 1
+
+kubectl logs -l run=my-apache
+
+kubectl get pods
+
+kubectl describe pod/my-apache-<pod id>
+
+kubectl get pods -w
+
+kubectl delete pod/my-apache-<pod id>
+
+kubectl get pods
+
+kubectl delete deployment my-apache
+
+```
+
+ 
+
+
+
+
+

docker-3.md

@@ -0,0 +1,72 @@
+# Container Lifetime & Persistent Data: Volumes, Volumes, Volumes
+
+## Persistent Data: Data Volumes
+```
+docker pull mysql
+
+docker image inspect mysql
+
+docker container run -d --name mysql -e MYSQL_ALLOW_EMPTY_PASSWORD=True mysql
+
+docker container ls
+
+docker container inspect mysql
+
+docker volume ls
+
+docker volume inspect TAB COMPLETION
+
+docker container run -d --name2 mysql -e MYSQL_ALLOW_EMPTY_PASSWORD=True mysql
+
+docker volume ls
+
+docker container stop mysql
+
+docker container stop mysql2
+
+docker container ls
+
+docker container ls -a
+
+docker volume ls
+
+docker container rm mysql mysql2
+
+docker volume ls
+
+docker container run -d --name mysql -e MYSQL_ALLOW_EMPTY_PASSWORD=True -v mysql-db:/var/lib/mysql mysql
+
+docker volume ls
+
+docker volume inspect mysql-db
+
+docker container rm -f mysql
+
+docker container run -d --name mysql3 -e MYSQL_ALLOW_EMPTY_PASSWORD=True -v mysql-db:/var/lib/mysql mysql
+
+docker volume ls
+
+docker container inspect mysql3
+
+docker volume create --help
+```
+
+## Persistent Data: Bind Mounting
+```
+cd dockerfile-sample-2
+
+pcat Dockerfile
+
+docker container run -d --name nginx -p 80:80 -v $(pwd):/usr/share/nginx/html nginx
+
+docker container run -d --name nginx2 -p 8080:80 nginx
+
+docker container exec -it nginx bash
+```
+
+## Assignment Answers: Edit Code Running In Containers With Bind Mounts
+```
+docker run -p 80:4000 -v $(pwd):/site bretfisher/jekyll-serve
+```
+
+

docker-4.md

@@ -0,0 +1,80 @@
+# Making It Easier with Docker Compose: The Multi-Container Tool
+
+## Docker Compose and The Docker-compose.yml File
+```
+docker-compose.yml
+
+https://docs.docker.com
+```
+
+## Trying Out Basic Compose Commands
+```
+pcat docker-compose.yml
+
+docker-compose up
+
+docker-compose up -d
+
+docker-compose logs
+
+docker-compose --help
+
+docker-compose ps
+
+docker-compose top
+
+docker-compose down
+```
+
+## Assignment Answers: Build a Compose File for a Multi-Container Service
+```
+docker-compose.yml
+
+docker pull drupal
+
+docker image inspect drupal
+
+docker-compose up
+
+https://hub.docker.com
+
+docker-compose down --help
+
+docker-compose down -v
+```
+
+## Adding Image Building to Compose Files
+```
+docker-compose.yml
+
+docker-compose up
+
+docker-compose up --build
+
+docker-compose down
+
+docker image ls
+
+docker-compose down --help
+
+docker image rm nginx-custom
+
+docker image ls
+
+docker-compose up -d
+
+docker image ls
+
+docker-compose down --help
+
+docker-compose down --rmi local
+```
+
+## Assignment Answers: Compose for Run-Time Image Building and Multi-Container Dev
+```
+docker-compose up
+
+docker-compose down
+
+docker-compose up
+```

docker-5.md

@@ -0,0 +1,117 @@
+# Swarm Intro and Creating a 3-Node Swarm Cluster
+
+## Create Your First Service and Scale it Locally
+```
+docker info
+
+docker swarm init
+
+docker node ls
+
+docker node --help
+
+docker swarm --help
+
+docker service --help
+
+docker service create alpine ping 8.8.8.8
+
+docker service ls
+
+docker service ps frosty_newton
+
+docker container ls
+
+docker service update TAB COMPLETION --replicas 3
+
+docker service ls
+
+docker service ps frosty_newton
+
+docker update --help
+
+docker service update --help
+
+docker container ls
+
+docker container rm -f frosty_newton.1.TAB COMPLETION
+
+docker service ls
+
+docker service ps frosty_newton
+
+docker service rm frosty_newton
+
+docker service ls
+
+docker container ls
+```
+
+## Creating a 3-Node Swarm Cluster
+```
+http://play-with-docker.com
+
+docker info
+
+docker-machine
+
+docker-machine create node1
+
+docker-machine ssh node1
+
+docker-machine env node1
+
+docker info
+
+http://get.docker.com
+
+docker swarm init
+
+docker swarm init --advertise-addr TAB COMPLETION
+
+docker node ls
+
+docker node update --role manager node2
+
+docker node ls
+
+docker swarm join-token manager
+
+docker node ls
+
+docker service create --replicas 3 alpine ping 8.8.8.8
+
+docker service ls
+
+docker node ps
+
+docker node ps node2
+
+docker service ps sleepy_brown
+```
+
+## Scaling Out with Overlay Networking
+```
+docker network create --driver overlay mydrupal
+
+docker network ls
+
+docker service create --name psql --netowrk mydrupal -e POSTGRES_PASSWORD=mypass postgres
+
+docker service ls
+
+docker service ps psql
+
+docker container logs psql TAB COMPLETION
+
+docker service create --name drupal --network mydrupal -p 80:80 drupal
+
+docker service ls
+
+watch docker service ls
+
+docker service ps drupal
+
+docker service inspect drupal
+```
+