Configuration Management

PLC Hardware Monitoring: Online Monitoring Module Configuration for Real-Time Parameter Management!

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PLC Hardware Monitoring: Online Monitoring Module Configuration for Real-Time Parameter Management!

PLC Hardware Monitoring: Online Monitoring Module Configuration for Real-Time Parameter Management! Introduction Hello everyone! Today, I want to share a technology that will help PLC maintenance engineers sleep better—online hardware monitoring! [Red Code]Imagine being able to detect potential issues before the device alarms, just like giving your PLC a “health bracelet”! [Blue Code] By keeping … Read more

More Efficient than Ansible? A Quick Start Guide to SaltStack Automation Operations

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More Efficient than Ansible? A Quick Start Guide to SaltStack Automation Operations

Introduction to SaltStack Automation Operations SaltStack • 1. Introduction to SaltStack • • 1. Brief Introduction • 2. Communication Modes • 3. Salt Minion Authentication • 2. Installing SaltStack • 3. Configuring SaltStack • 4. Practical Introduction to Configuration Management • 5. Differences between state.sls and state.highstate in SaltStack • 6. Regular Expression Matching for … Read more

python-dotenv: A Python Library for Managing Environment Variables!

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python-dotenv: A Python Library for Managing Environment Variables!

Hello everyone, today I want to introduce a super useful Python library – python-dotenv. When developing projects, we often need to manage various configuration information, such as database passwords, API keys, etc. Writing these sensitive information directly in the code is not a good idea! python-dotenv is specifically designed to solve this problem, allowing us … Read more

Ansible User Guide: A Powerful Tool for Automated Operations

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Ansible User Guide: A Powerful Tool for Automated Operations

Introduction In modern operations and IT management, the use of automation tools is becoming increasingly widespread. Ansible, as a lightweight and easy-to-use automation tool, has gained favor among many operations engineers and developers. 1. Overview of Ansible Ansible is an automation tool developed in Python, primarily used for configuration management, application deployment, and task orchestration. … Read more

Basic Usage of Ansible Playbook

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Basic Usage of Ansible Playbook

Introduction to Ansible Playbook A Playbook is a component of Ansible used for configuration management. While Ansible’s AD-Hoc command functionality is powerful and can accomplish some basic configuration management tasks, AD-Hoc commands cannot support the configuration management of complex environments. In our practical use of Ansible, most of the time is spent writing Playbooks. In … Read more

Ansible: From Introduction to Abandonment (Part 1)

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Ansible: From Introduction to Abandonment (Part 1)

Introduction to Ansible Ansible is an open-source automation tool developed by Red Hat for: • Configuration Management • Application Deployment • Automated Task Execution • Batch Operations on Multiple Servers Its main features are: Agentless + SSH-based connection + YAML scripting (high readability). Why Choose Ansible? Feature Description ✅ Agentless No agent installation required on … Read more

Seamless Deployment: Optimizing K8s Configuration with ConfigMap and Secret (Part 1)

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Linux | Red Hat Certified | IT Technology | Operations Engineer👇 Join our technical exchange QQ group with 1000 members Note: [Public Account] for faster approval In Kubernetes, a ConfigMap is an object used to store configuration data. It provides a way to separate configuration data from containers, allowing the configuration of containers to be … Read more

Ansible Beginner’s Guide: From Tedious Operations to One-Click Deployment, Say Goodbye to Late-Night Operations Nightmares

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Ansible Beginner's Guide: From Tedious Operations to One-Click Deployment, Say Goodbye to Late-Night Operations Nightmares

Ansible is a powerful automation tool that simplifies complex system deployments to the level of pressing a button. Previously, operations personnel had to manually execute commands, install software, and configure environments on multiple servers, which was time-consuming, labor-intensive, and prone to errors. With Ansible, these operations can be automated, significantly reducing the operational burden and … Read more

Introduction to Ansible Basics and Simple Commands

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Introduction to Ansible Basics and Simple Commands

1. Basic Introduction Ansible is a configuration management and application deployment tool developed in Python, which is now also shining in the field of automation management. It integrates the advantages of many established operation and maintenance tools, and Ansible can basically achieve the functionalities that Pubbet and Saltstack can provide. Pubbet and Chef are both … Read more

PyYAML: Simplifying Configuration Management in Python!

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PyYAML: Simplifying Configuration Management in Python!

Hello everyone! I am your old friend from Python. Today, we are going to talk about a very practical skill that is often overlooked in real projects: handling YAML files. You may have seen files ending with .yaml or .yml in various configuration files; they are more concise and readable than JSON, making them ideal … Read more