Ansible playbook AWS - install docker (2021)

readme-ansible.md

Execute those commands from the machine that run ansible.

Configure Ansible

$ sudo vi /etc/ansible/ansible.cfg

# uncomment this to disable SSH key host checking
host_key_checking = False

Edit hosts file

$ sudo vi /etc/ansible/hosts

[awsec2instances]
10.2.0.39
10.2.0.217
10.2.0.208

Run ansible

$ chmod 600 my-key.pem
$ ansible-playbook --private-key my-key.pem -u ec2-user ansible_playbook-aws-install-docker-2021.yml

ansible_hosts

# example of /etc/ansible/hosts file
# sudo vi /etc/ansible/hosts

[awsec2instances]
10.2.0.39
10.2.0.217
10.2.0.208

ansible_playbook-aws-install-docker-2021.yml

# Ansible playbook AWS - install docker (2021)
---
- name: "AWS - Install docker"
  hosts: awsec2instances
  become: yes
  tasks:
    - name: Update all packages
      yum:
        name: '*'
        state: latest
        update_only: yes

    - name: Ensure a list of yum packages are installed
      yum:
        name: "{{ packages }}"
        state: latest
        update_cache: yes
      vars:
        packages:
        - python-pip
        - yum-utils
        - device-mapper-persistent-data
        - lvm2
        - amazon-linux-extras

    - name: Add extras repository
      shell: yum-config-manager --enable extras

    - name: Enable Some packages from amazon-linux-extras packages
      shell: "amazon-linux-extras enable python3.8 ansible2 docker"

    - name: clean yum metadata cache
      command: yum clean metadata
      args:
        warn: false

    - name: Ensure a list of yum packages are installed
      yum:
        name: "{{ packages }}"
        state: latest
        update_cache: yes
      vars:
        packages:
        - python3.8
        - ansible
        - docker

    - name: Enable Docker CE service at startup
      service:
        name: docker
        state: started
        enabled: yes

    - name: Upgrade pip3
      shell: "python3.8 -m pip install pip --upgrade"

    - name: Ensure Python pip packages are installed
      pip:
        name: "{{ packages }}"
        executable: /usr/local/bin/pip3.8
      vars:
        packages:
        - boto
        - boto3
        - docker-compose

install-docker-on-ec2-not-using-ansible.sh

sudo yum install -y amazon-linux-extras
sudo amazon-linux-extras enable python3.8 ansible2 docker
sudo yum clean metadata
sudo yum install -y python3.8 ansible docker
sudo python3.8 -m pip install pip --upgrade
sudo /usr/local/bin/pip3.8 install boto boto3 docker-compose
sudo systemctl enable docker.service
sudo systemctl start docker.service

Thank you for the explanation.

Thank you for an excellent playbook!

Thank you.