Batch deployment of apache based on Saltstack

What is SaltStack SaltStack management tool allows administrators to create a consistent management system for multiple operating systems Preparation of experimental environment Name role address centos7-min master 192.168.142.172 centos7-min2 client 192.168.142.110 Experimental steps ...

Posted by Adastra on Sun, 02 Feb 2020 07:32:55 -0800

Version control gitlab

Version control gitlab Version control definition: It refers to the management of changes of various program codes, configuration files, instruction documents and other files in the process of software development Version control function 1. Tracking document changes 2. Parallel development 3. Effectively solve the ...

Posted by kratsg on Sat, 04 Jan 2020 23:50:41 -0800

Ansible playbook batch management cluster basic configuration

Ansiable bulk configuration management through playbook playbook is composed of one or more modules. It uses many different modules to accomplish one thing. Install a service, configure, and start. 1. Find someone to shoot. 2. General tasks. 3. How to do it. Install httpd Service - > Playbook 1. i ...

Posted by ramrod737 on Thu, 02 Jan 2020 04:35:26 -0800

centos7 yum install testeract PIP install python3 testeracr

centos7 system yum installs testeract, and pip installs testserocr of python3 September 4, 2018 00:00:27 reading: 15 label: centos7python3tesserocr More Personal classification: python Copyright notice: This is the original article of the blogger. It can't be reproduced without the permission of the blogger. https://blog.csdn.net/zyy24779614 ...

Posted by makoy on Wed, 01 Jan 2020 03:29:51 -0800

Linux-13-Inotify+Rsync real time data synchronization

Check before configuration 1. First, make sure that Rsync has been configured and the client can push files to the server [test@C64-6-B ~]$ rsync -avzP ./syncdir rsync_backup@2.2.2.5::syner --password-file=/etc/rsync.password sending incremental file list syncdir/ sent 52 bytes received 12 bytes 42.67 bytes/sec total size ...

Posted by Ralf Jones on Wed, 25 Dec 2019 12:18:46 -0800

yum replace source and download rpm package and Linux software source package for installation

Replace yum warehouse source cp -r /etc/yum.repos.d/ /etc/yum.repos.d.bak 񖓿 configuration of warehouse source of backup system rm -f /etc/yum.repos.d / * ා delete all warehouse source configurations cd /etc/yum.repos.d / ා enter the warehouse source directory wget http://mirrors.163.com/.help/CentOS7-Base-163.repo(wget installation: yum insta ...

Posted by JayVee on Tue, 17 Dec 2019 08:43:35 -0800

Configure yum agent under CentOS7

1. Application scenario: In some application scenarios, Linux servers need to install application packages through yum, but these Linux servers may not be able to connect to the external network, but there is no corresponding Yum server inside. At this time, find a server that can access the external network inside to configure a proxy, and th ...

Posted by brian183 on Mon, 18 Nov 2019 12:23:42 -0800

jenkins is automatically packaged and deployed to a specified directory

Antecedents and consequences Recently, I'm not busy with my work. I'm going to study automated packaging. The goal is to package automatically through jenkins and copy it to a specified directory. target git updates the code and jenkins automatically packages and deploys First install jenkins Look at the document jenkins need Docker installatio ...

Posted by wesley1189 on Sat, 05 Oct 2019 07:02:17 -0700

inotify asynchronous monitoring mechanism

1. Introduction to inotify Inotify is a powerful, fine-grained, asynchronous file system event monitoring mechanism (software), linux kernel from 2.6.13, joined the Inotify support, through Inotify can monitor the file system to add, delete, modif ...

Posted by urb on Thu, 12 Sep 2019 01:13:02 -0700

openstack Cloud Computing: Openstack rocky Deployment Three nova Computing Node Deployment

Openstack Cloud Computing (2): Openstack Rocky Deployment Tri nova Deployment and Validation (Computing Node) Tags (space delimited): openstack series First: nova compute node initialization 2: nova Computing Node Configuration First: nova compute node initialization 1.1 Configuration Host Name login: 10.0.0.31 cat /etc/hosts --- 10.0 ...

Posted by AliceH on Sun, 12 May 2019 01:32:15 -0700