module in terraform
Write a 2 Module in Terraform. One Local Module, Second remote module. – Local Module Spec – in Ubuntu – Setup a webserver – Remote module – Setup VPC
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Write a 2 Module in Terraform. One Local Module, Second remote module. – Local Module Spec – in Ubuntu – Setup a webserver – Remote module – Setup VPC
Read moreubuntu ec2-instance and copy a ansible playbook, install ansible and run it:::. Step 1 – Create ec2-instance with key and group Step 2 – COpy playbook using file prov* Step 3 – Install Ansible using remote prov* Step 4 – RUn Ansinle playbook command using remote prv*
Read more– Types of Terraform variable – Number – Types of Terraform variable – String – Types of Terraform variable – List – Types of Terraform variable – Map -Types of Terraform variable – Boolean
Read morecomparison between Ansible Vs Docker Vs Terraform:: what is Ansible? Ansible is an open-source automation engine that helps in DevOps and comes to the rescue to improve your technological environment’s scalability, consistency, and reliability. It is mainly used for rigorous IT tasks such as configuration management, application deployment, intraservice orchestration, and provisioning What is Docker? Enterprise Container Platform for High-Velocity Innovation. The Docker Platform is the industry-leading container platform for continuous, high-velocity innovation, enabling organizations to seamlessly build and share any
Read moreWhat is jenkins:: Jenkins is a free and open source automation server. It helps automate the parts of software development related to building, testing, and deploying it will support facilitating continuous integration and continuous delivery Jenkins can be installed through native system packages, Docker even run standalone by any machine with a Java Runtime Environment (JRE) installed  It supports version control tools, including AccuRev, CVS, Subversion, Git, Mercurial, Perforce, ClearCase and RTC It can execute Apache Ant, Apache Maven and sbt based projects as well as arbitrary shell scripts and Windows batch command Discover the 1800+ community contributed Jenkins plugins to support building, deploying and automating any project. Organizations can
Read more– What is Time Series database? Time series databases are simply measurements or events that are tracked, monitored, downsampled, and aggregated over time. This could be server metrics, application performance monitoring, network data, sensor data, events, clicks, trades in a market, and many other types of analytics data – How prometheus is good for time series metrix? Prometheus is a very good tool for processing and monitoring time series data. This versatile tool can be used with Graphana, a statistics visualization, and anomaly observation tool.
Read moreWrite a Ansible Playbook to create a group called “deploy” Write a Ansible Playbook to create a user called “deploy-user” which is part of group called “deploy” and with /bin/bash shell. Write a Ansible Playbook to install package named “httpd” in RHEL/centos. Write a Ansible Playbook to start and enable the service named “httpd” Write a Ansible Playbook to create a file called “index.html” in /var/www/html with some dummy html contents. Write a Ansible Playbook to reboot a self machine.
Read moreProgram 1 – Write a Ansible Adhoc Commands to create a group called “deploy How to verify?$ more /etc/group | grep deploy ansible localhost -m ansible.builtin.group -a”name=deploy state=present” Program 2 – Write a Ansible Adhoc Commands to create a user called “deploy-user” which is part of group called “deploy” and with /bin/bash shell. How to verify?$ more /etc/passwd | grep deploy-user ansible -m user -a “name=deploy-user group=deploy shell=/bin/bash” Program 3 – Write a Ansible Adhoc commands install package named “httpd”
Read moreservice :: A Kubernetes service is a logical abstraction for a deployed group of pods in a cluster On the other hand, a service is responsible for exposing an interface to those pods, which enables network access from either within the cluster or between external processes and the service. types of services offered:: ClusterIP. Exposes a service which is only accessible from within the cluster. NodePort. Exposes a service via a static port on each node’s IP. LoadBalancer. Exposes the service via
Read moreDiff between Compiled Lang Vs Interpreted Lang Vs Declarative Lang:: compile lang:: A compiled language is a programming language whose implementations are typically compilers like c, c++,ALGOL,BASIC interpreter lang::  interpreter is a computer programming  that directly executes instructions written in a programming and scripting Declarative lang:: In computer science, declarative programming is a programming paradigm—a style of building the structure and elements of computer programs. Example of Declarative Lang:: we have some language like sql,prolog Pros and Cons:: pros : short,efficient code cons : Sometimes hard to understand for external
Read moreWhat is POD:: Pods are used in Kubernetes. pods contain one or more container, such as Docker containers. When a Pod runs multiple containers, if one container got stopped working whole pod will not be accessable Types of PODS::pod has two types which run on single container and multiple container What POD contains:: pod contains container each container has it own port number but they all are in same network it has volume, containerized app pod life cycle:: pod has mainly
Read moreWhat is KUBERNETES :: Kubernetes is a platform where all the containers will be managed,where it perform auto- scaling,managing work loads,in short it is called as k8,it is written in go lang/go, it is available at github.com, it has master node and worker node IMAGE :: Why Kubernetes:: In real time need not to go down if we need 100 container to run the specific task we need to maintain it manually with out going it to down , at
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