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1.2 DockerStackCommands.txt

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+sudo curl -L "https://github.com/docker/compose/releases/download/1.23.2/docker-compose-$(uname -s)-$(uname -m)" -o /usr/local/bin/docker-compose
+chmod +x /usr/local/bin/docker-compose
+ docker-compose --version
+
+#docker-compose.yml
+version: '3.3'
+
+services:
+   db:
+     image: mysql:5.7
+     volumes:
+       - db_data:/var/lib/mysql
+     restart: always
+     environment:
+       MYSQL_ROOT_PASSWORD: somewordpress
+       MYSQL_DATABASE: wordpress
+       MYSQL_USER: wordpress
+       MYSQL_PASSWORD: wordpress
+
+   wordpress:
+     depends_on:
+       - db
+     image: wordpress:latest
+     ports:
+       - "8000:80"
+     restart: always
+     environment:
+       WORDPRESS_DB_HOST: db:3306
+       WORDPRESS_DB_USER: wordpress
+       WORDPRESS_DB_PASSWORD: wordpress
+       WORDPRESS_DB_NAME: wordpress
+volumes:
+    db_data: {}
+
+
+docker-compose up -d
+docker container ls
+docker-compose scale db=3
+docker container ls
+docker-compose down
+docker container ls
+cp docker-compose.yml stack.yml
+docker stack --help
+docker stack deploy -c stack.yml mystack
+docker stack ls
+docker stack services mystack
+docker service ps mystack_db
+docker service ps mystack_wordpress
+docker network ls
+docker stack ls
+docker stack rm mystack

Ansible/Ansible Assignments/Assignment_1

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+#---1 Create a Play book to install apache server on the destination server with yum module install only if the OS is 'Redhat' or 'CentOS' and version 7
+#   Hint:- ansible_distribution is the variable which can have possible values 'RedHat','CentOS','Ubuntu','Debian'
+#          ansible_distribution_version variable can have the value which can have the version of the linux           
+
+
+#--2. Create a play book to install apache server on RedHat and Ubuntu server    
+#     Hint:- Create an Ubuntu machine and install python on it, apt module is used instead of yum in Ubuntu and name of software is apache2 not httpd
+
+#--3 . Create a play book to create testuser1 and testuser2 on all the hosts (use loop)
+       Hint:- use "user" module
+