Ansible sudo - ansible become example
Ansible Sudo or Ansible become Introduction Ansible Sudo or become is a method to run a particular task in a playbook with Special Privileges like root user or some other user. In the earlier versions of ansible there is an option named as sudo which is deprecated...
WebLogic Remote Code Execution Vulnerability (CVE-2019-2725)
Overview Oracle WebLogic is vulnerable to a new deserialization vulnerability that could allow an attacker to execute remote commands on vulnerable hosts. This vulnerability was identified in China by China National Vulnerability Database (CNVD) published a Security...
Docker network between containers - Docker Networking Example
In this post we are going to see How to establish docker network between containers, How to Link Docker Containers, How to Access one Container from Another, Docker inter-container communication, How to Connect to Container, etc. This post is to answer all...
Ansible Dry Run - How to Run Playbook in Ansible Check mode
Ansible Dry Run or Ansible Check mode feature is to validate your playbook before execution With the Ansible Dry Run feature, you can execute the playbook without having to actually make changes on the server. this enables us to see what changes are going to be made...
Ansible Playbook Examples - Sample Ansible Playbooks | Devops Junction
In this post, we are going to see examples of Ansible playbook and various different modules and playbook examples with various modules and multiple hosts. We will start with a basic Ansible playbook and learn what is task and play and what is playbook etc. What is...
How to Run Ansible Playbook Locally | Devops Junction
In this post, we are going to see how to run the playbook locally on our Localhost on the control machine. How to run Ansible Playbook locally is one of the questions I used to have before I learnt it. Let me tell you how to Run Ansible Playbook Locally with Examples....
Docker Reverse Proxy - Docker httpd apache example
Introduction: In this post, we are going to see how to use docker httpd image and extend it to suit our needs and run the Apache web server as a Docker container. We are also going to implement a docker reverse proxy as an additional example Since we have targeted...
Jenkins Tomcat Deploy - Deploying Application to Tomcat using Jenkins
In this post, we are going to look at the steps required to configure the Jenkins and Tomcat and achieve Continuous Deployment and Continuous Integration. Jenkins Tomcat Deploy We are going to see how to pull the code from the Source Code Management Repository - ...
Python Flask application to upload a file - Upload to FileSystem
This is a Simple Python Flask Application to Upload files in various formats like CSV, XLS, XLSX, PDF, JPG, PNG, GIF, TXT and save those files into the File System The Application is Designed with a Simple interface to Upload a file in any of those aforementioned...
Weblogic Slow Server Startup (or) Stuck WLST script - How to Fix it !
The Objective Though you do everything Correct in terms of Installation and Configuration of Weblogic in CentOS and Linux. For Some Reason, the Weblogic Server would not come up or your WLST script would take years to complete. Your Weblogic Server Startup would be...
Packer Build - Create and Build Packer Templates and Images for AWS
Infrastructure as Code is a Brilliant Concept in DevOps and Packer and Terraform are two major technologies/products in this segment. Thanks to HashiCorp Imagine that you need to create an AWS EC2 instance for your company or for learning purpose with your AWS free...
Shell Script to SSH with Password - How to Handle Password Prompt
Are you looking for a Shell Script that connects to remote server and executes some commands or another script? Are you looking for a Shell Script which SCP files to a remote server? Are you looking for Shell Script to SSH with Password and Automatically handle the...
NodeJS StatsD with Graphite On Docker Example - Create Graphs and Metrics
Creating Application is Tough, I agree. So does monitoring the application statistics like Number of Hits, Response time etc. But if we have the right tools in hand, we can do wonders In this post, we are going to develop a Simple NODE JS web application with StatsD...
Ansible get_url Examples - How to download file from URL
In this post, we are going to see how to download a file from URL using ansible get_url module in other words ansible curl. As we know it already, Ansible has a lot of built-in modules to accomplish all the tasks we might need for configuration management and...
Docker Tomcat Example - Dockerfile for Tomcat, Docker Tomcat Image
In this post, we are going to learn how to install a Tomcat Application Server or Web Container on Docker and Deploy web applications into the Tomcat running inside Docker. This post is all about Docker Tomcat and deploying war web application into tomcat docker,...
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