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Friday, 5 March 2021

What is a version control system ?

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Version control is a system that records changes to a file or set of files over time so that you can recall specific versions later.  If you...

What is GIT ?

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 Git is a version control system. The major difference between Git and any other VCS (Subversion and friends included) is the way Git thinks...
Thursday, 4 March 2021

Create a symlink using puppet programming

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 Task: Create a puppet programming file apps.pp under /etc/puppetlabs/code/environments/production/manifests directory on puppet master node...

Puppet

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Create a symlink using puppet programming Puppet Setup NTP Server Puppet Setup File Permissions
Wednesday, 3 March 2021

Ansible Loop examples

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Simple Ansible playbook for demonstrating loop [osboxes@master ansible-playbooks]$ cat install-packages.yml --- - name: Install packages   h...

Ansible vault examples

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 Create a new playbook with ansible vault command to encrypt [osboxes@master ansible-playbooks]$ ansible-vault create myplaybook.yml New Vau...
Monday, 1 March 2021

Ansible playbook for creating a directory

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 Step 1) Create a sample file on ansible master server. [osboxes@master ansible-playbooks]$ touch /tmp/sample.txt Step 2) Create a playbook ...
1 comment:
Saturday, 27 February 2021

Ansible playbook for apache installation using yum module

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Step 1) Create a playbook  [osboxes@master ansible-playbooks]$ cat>apache-install.yml --- - hosts: all   become: true   become_user: root...

Ansible Playbook for Linux User Creation

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Step 1) Create a simple playbook using user ansible module for user creation. [osboxes@master ansible-playbooks]$ cat>linux-user.yml --- ...
Wednesday, 24 February 2021

Ansible playbook for apache webserver installation and configuration from source

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Step 1) Copy ssh keys to remote target server. [osboxes@master ansible-projects]$ ssh-copy-id webserverhost02 /usr/bin/ssh-copy-id: INFO: So...
3 comments:

Atom IDE for developing Ansible playbooks

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 Step 1) Download and Install Atom https://atom.io/download/windows_x64 Step 2) Create a Project folder and Remote Sync to Linux machine whe...
Sunday, 21 February 2021

Ansible playbook for tomcat installation and configuration

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Step 1) I used ansible-galaxy to create a folder structure for tomcat playbook [osboxes@master ansible-projects]$ ansible-galaxy init tomcat...

Create a Linux user with expiration date

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 C reate a user named bandaru & Set expiry  date to 2021-06-30 1) Create the user [root@tomcathost01 ~]# useradd bandaru [root@tomcathos...
Saturday, 20 February 2021

How to upload a file larger than 25mb into github

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  Step 1) Download and install git-lfs https://github.com/git-lfs/git-lfs/releases/download/v2.13.2/git-lfs-windows-v2.13.2.exe pavankumar b...

GIT and GITHUB

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What is a version control system? What is GIT ? Install and configure GIT on Linux and working with local repository GIT - Working with Remo...

Linux System Admin

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Basic Unix Commands Basic Shell scripting Linux Shell script to copy ssh keys to multiple remote servers Shell Script to use rsync to copy t...