Install Ansible in AWS EC2 Redhat Server - Teach Bharat +91-9588689939

Ansible Installation

 

1) Create RedHat 3 Servers (1-AnsibleServer , 2- Host Machines for demo) in AWS.

2) Create Ansible User and provide sudo access in all Servers.

    2.1) Create the user ansible and set the password on all hosts:
           sudo useradd ansible
           sudo passwd ansible
     
    2.2) Make the necessary entry in sudoers file /etc/sudoersfor ansible        
           user for password-less sudo access:
        
           ansible ALL=(ALL) NOPASSWD: ALL

           visudo

    2.3) Make the necessary changes  in sshd_config file /etc/ssh/sshd_config    
           to enable password based authentication.

         Un comment PasswordAuthentication yes
         and comment  PasswordAuthentication no.
         And save the file .

            vi /etc/ssh/sshd_config

     2.4)    Then restart sshd service.
                sudo service sshd restart

=============================================================================
               Install Ansible in Red hat (Ansible Server)
=============================================================================

1)     SSH to Redhat System & Switch to ansible user
       sudo su ansible
      
2)     Install python
       sudo yum install python3 -y
      
3)    Update python alaternatives
       sudo alternatives --set python /usr/bin/python3
      
4)    Verify Python Version
         python --version
 
5)    Install PIP
       sudo yum -y install python3-pip
      
6)    Install ansible using PIP
       pip3 install ansible --user
      
7)    Verify Ansible version
       ansible --version
      
8)    Create ansible folder under /etc
       sudo mkdir /etc/ansible
      
9)    create ansible.cfg file under /etc/ansible ., and paste complete content from below git link.
      https://raw.githubusercontent.com/ansible/ansible/devel/examples/ansible.cfg
  
       sudo vi  /etc/ansible/ansible.cfg

10)   Create hosts file under /etc/ansible.
        Sample content can found in below git link.
        https://raw.githubusercontent.com/ansible/ansible/devel/examples/hosts
 
       sudo vi  /etc/ansible/hosts

//Optional Step
11) Install sshpass in Ansible server if you want to cofigure host machines with username and  
      password.

    sudo wget http://download.fedoraproject.org/pub/epel/6/x86_64/epel-release-6-8.noarch.rpm
    sudo rpm -ivh epel-release-6-8.noarch.rpm
    sudo yum --enablerepo=epel -y install sshpass