Centos configures rsync remote synchronization and uses inotify+rsync real-time backup

Bowen catalogueI. overview of rsync1. Basic usage of rsync command2. Configure rsync1. Configure rsync for synchronous authentication2. rsync regular synchronization3. Configure inotify+rsync real-time synchronization I. overview of rsync Rsync (Remote Sync) is an open-source fast backup tool, which can synchronize the entire directory tree ...

Posted on Mon, 18 Nov 2019 03:16:36 -0500 by LiamBailey

014.Kubernetes binary deployment docker

1. Deploy docker 1.1 deploy docker component docker runs and manages containers, and kubelet interacts with it through the Container Runtime Interface (CRI). 1.2 download docker 1 [root@k8smaster01 ~]# cd /opt/k8s/work 2 [root@k8smaster01 work]# wget https://download.docker.com/linux/static/stable/x86_64/docker-18.09.6.tgz 3 [root@k8smast ...

Posted on Sun, 17 Nov 2019 23:50:24 -0500 by bruceleejr

015.Kubernetes binary deployment all nodes kubelet

I. deployment of kubelet kubelet runs on each worker node, receives the request sent by Kube API server, manages the Pod container, and executes interactive commands, such as exec, run, logs, etc. When kubelet starts, it automatically registers the node information with Kube apiserver, and the built-in cadviser counts and monitors the resourc ...

Posted on Sun, 17 Nov 2019 23:45:26 -0500 by dev99

paramiko of python module

Reference link: https://blog.51cto.com/13885935/2174984?source=dra paramiko module paramiko module provides the functions of ssh and sft for remote login server to execute commands and upload and download files. This is a third-party package, which needs to be installed before use. import paramiko # ssh root@ip # Create an ...

Posted on Sat, 16 Nov 2019 15:38:30 -0500 by darthmahon

008.Kubernetes binary deployment Nginx to achieve high availability

A Nginx agent to realize high availability of Kube API server 1.1 high availability of Nginx Kube API server high availability scheme based on nginx agent. The Kube controller manager and Kube scheduler of the control node are multi instance deployment, so as long as one instance is normal, high availability can be guaranteed; The Pod in th ...

Posted on Sat, 16 Nov 2019 13:00:09 -0500 by sergeidave

Semi-automatic system installation

Catalog Semi-automatic system installation Homemade Answer File 1. Make kickstart half Install CentOS system dynamically 2. KickStart is similar to anaconda-ks.cfg and consists of three parts as a whole: 1. Command segment: 2. Package segment: 3. Script segment: Prerequisite ...

Posted on Sat, 16 Nov 2019 07:40:34 -0500 by the_ut_tick

003.Kubernetes Binary Deployment Preparation

Pre-preparation 1.1 Preconditions Corresponding fully resourced Linux servers; Set the appropriate host name, refer to the command: 1 hostnamectl set-hostname k8smaster Mac and UUID are unique; If the firewall is not closed, it is recommended that the port be freed as follows: Master Node-- ...

Posted on Thu, 14 Nov 2019 14:17:15 -0500 by villager203

Remote Access Control in Centos 7.4

Bowen catalog1. SSH Remote Management2. Use SSH client program3. Construct SH system for key pair verification 1. SSH Remote Management SSH is a secure channel protocol, which mainly implements the functions of remote login and remote copy of character interface.The SSH protocol encrypts the data transmission of both sides of the communicati ...

Posted on Tue, 12 Nov 2019 16:00:33 -0500 by FRSH

1. Introduction to Fortress Machine, Set up Simple Fortress Machine, Install jailkit to Realize Chrooot and Log Audit

1. Introduction to Fortress Machine In a specific network environment, in order to protect the network and data from external damage, various technical means are used to collect and monitor the system status, security events, network activities of each component in the network environment in real time, so as to centralize alarm, timely process ...

Posted on Sat, 09 Nov 2019 14:01:13 -0500 by hughesa

Use kubeasz to install K8S cluster, not affected by domestic network environment

github: https://github.com/easzlab/ku... 1. Preliminary preparation A machine with Ubuntu or CentOS installed (it can be a virtual machine). In this paper, the Ubuntu 19.10 virtual machine is used, with 2g memory Configure basic network, update source, SSH login, etc 2. Download and install kubeasz # Download the tool script easzup, for exa ...

Posted on Sat, 09 Nov 2019 08:14:57 -0500 by spaggle