java binary instalation on ubuntu

1. Download tar file and extract
2. then use location of that

export JAVA_HOME=/hms/installs/jdk-21.0.5
export PATH=$JAVA_HOME/bin:$PATH

java -version

installing maven binary in ubuntu

1. Download tar file and extract
2. then use the location of that

M2_HOME=/hms/installs/mvn-3-2-3/
PATH=$M2_HOME/bin:$PATH
export PATH

mvn -version

starting working on ansible

1. Install ansible
2. Create ansible.cfg file

[defaults]
inventory = ./inventory.ini
host_key_checking = False
retry_files_enabled = False

3. now create inventory.ini file

[enum]
172.16.3.23 ansible_user=cloud-user ansible_ssh_private_key_file=/home/rinas/.ssh/m1-sec.pem

[radius]
172.27.2.43 ansible_user=cloud-user ansible_ssh_private_key_file=/home/rinas/.ssh/m1-radius.pem

[hutch]
172.16.3.114 ansible_user=centos ansible_ssh_private_key_file=~/.ssh/etisalat-ipg-keypair.pem

4. if want playbook now cretate my-any-name.yml

---
- name: Gather system information
  hosts: all
  gather_facts: yes
  tasks:
    - name: Display disk usage
      ansible.builtin.command: df -h
      register: disk_usage

    - name: Show disk usage output
      ansible.builtin.debug:
        var: disk_usage.stdout_lines

    - name: Check uptime
      ansible.builtin.command: uptime
      register: system_uptime

    - name: Show system uptime
      ansible.builtin.debug:
        var: system_uptime.stdout

5. Try without playbook

ansible all -m ping -i inventory.ini

6. Try with playbook

ansible-playbook my-any-name.yml -i inventory.ini

Written by A.M. Rinas