Updating README files

docker_ubuntu1804/readme.md

@@ -0,0 +1,46 @@
+# Docker on Ubuntu 18.04
+
+This playbook will install Docker an Ubuntu 18.04 machine, as explained in the guide on
+[How to Use Ansible to Install and Set Up Docker on Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-docker-on-ubuntu-18-04).
+A number of containers will be created with the options specified in the `vars/default.yml` variable file.
+
+## Settings
+
+- `create_containers`: number of containers to create.
+- `default_container_name`: default name for new containers.
+- `default_container_image`: default image for new containers.
+- `default_container_command`: default command to run on new containers.
+
+
+## Running this Playbook
+
+Quick Steps:
+
+### 1. Obtain the playbook
+```shell
+git clone https://github.com/do-community/ansible-playbooks.git
+cd ansible-playbooks/docker_ubuntu1804
+```
+
+### 2. Customize Options
+
+```shell
+nano vars/default.yml
+```
+
+```yml
+#vars/default.yml
+---
+create_containers: 4
+default_container_name: docker
+default_container_image: ubuntu
+default_container_command: sleep 1d
+```
+
+### 3. Run the Playbook
+
+```command
+ansible-playbook -l [target] -i [inventory file] -u [remote user] playbook.yml
+```
+
+For more information on how to run this Ansible setup, please check this guide: [How to Use Ansible to Install and Set Up Docker on Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-docker-on-ubuntu-18-04).

lemp_ubuntu1804/readme.md

@@ -1,8 +1,7 @@
 # LEMP on Ubuntu 18.04
 
 This playbook will install a LEMP environment on an Ubuntu 18.04 machine, as explained in the guide on
-[How to Use Ansible to Install and Set Up LEMP on Ubuntu 18.04]
-(https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-lemp-on-ubuntu-18-04).
+[How to Use Ansible to Install and Set Up LEMP on Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-lemp-on-ubuntu-18-04).
 A virtualhost will be created with the options specified in the `vars/default.yml` variable file.
 
 ## Settings
@@ -44,5 +43,4 @@ http_port: "80"
 ansible-playbook -l [target] -i [inventory file] -u [remote user] playbook.yml
 ```
 
-For more information on how to run this Ansible setup, please check this guide: [How to Use Ansible to Install and Set Up LEMP on Ubuntu 18.04]
-                                                                                (https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-lemp-on-ubuntu-18-04).
+For more information on how to run this Ansible setup, please check this guide: [How to Use Ansible to Install and Set Up LEMP on Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-install-and-set-up-lemp-on-ubuntu-18-04).

setup_ubuntu1804/readme.md

@@ -0,0 +1,44 @@
+# Initial Server Setup on Ubuntu 18.04
+
+This playbook will execute a initial server setup for Ubuntu 18.04 systems, as explained in the guide on
+[Initial Server Setup Guide for Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-automate-initial-server-setup-on-ubuntu-18-04).
+A number of containers will be created with the options specified in the `vars/default.yml` variable file.
+
+## Settings
+
+- `create_user`: the name of the remote sudo user to create.
+- `copy_local_key`: path to a local SSH public key that will be copied as authorized key for the new user. By default, it copies the key from the current system user running Ansible.
+- `sys_packages`: array with list of packages that should be installed.
+
+
+## Running this Playbook
+
+Quick Steps:
+
+### 1. Obtain the playbook
+```shell
+git clone https://github.com/do-community/ansible-playbooks.git
+cd ansible-playbooks/setup_ubuntu1804
+```
+
+### 2. Customize Options
+
+```shell
+nano vars/default.yml
+```
+
+```yml
+#vars/default.yml
+---
+create_user: sammy
+copy_local_key: "{{ lookup('file', lookup('env','HOME') + '/.ssh/id_rsa.pub') }}"
+sys_packages: [ 'curl', 'vim', 'git', 'ufw']
+```
+
+### 3. Run the Playbook
+
+```command
+ansible-playbook -l [target] -i [inventory file] -u [remote user] playbook.yml
+```
+
+For more information on how to run this Ansible setup, please check this guide: [Initial Server Setup Guide for Ubuntu 18.04](https://www.digitalocean.com/community/tutorials/how-to-use-ansible-to-automate-initial-server-setup-on-ubuntu-18-04).