Configuring k8s cluster on mac to allow service access to intranet via clusterIp

Catalog ​ Environmental preparation mac native settings access their k8s service via ip brew install docker-connector Configure brew's docker-connector Map native network to docker container Other machines in the intranet access this k8s service via ip Configure dns resolution in intranets Install dnsmasq Open k8s CoreDns Configure d ...

Posted by zkoneffko on Wed, 04 May 2022 04:39:22 +0300

Common configuration of Maven's setting.xml and pom.xml

What is Maven: The official definition of Maven is: Apache Maven is a software project management and comprehension tool. Based on the concept of a project object model (POM), Maven can manage a project’s build, reporting and documentation from a central piece of information. Translation: Apache Maven is a software project management and ...

Posted by ChibiGuy on Tue, 03 May 2022 20:15:50 +0300

OpenSSH and OpenSSL upgrade

preface After upgrading to Centos 7.9.2009, I have to upgrade OpenSSH and OpenSSL. After entering too many pits, I finally found some experience. By the way, I jumped over the pit 1. After upgrading OpenSSH first and then OpenSSL, the ssh -V comes out of the old version, which leads to missing scanning 2. Some articles fail due to missin ...

Posted by alex_lana on Mon, 02 May 2022 17:01:56 +0300

Jenkins installation configuration and project deployment

Installation environment The test environment uses Ubuntu 16 04 Check whether JDK is installed. If not, install it first. sudo apt-get update sudo apt-get install openjdk-8-jdk Command line installation Either command line installation or war package installation. Command line installation executes the following commands in turn wget -q - ...

Posted by jack_ on Mon, 02 May 2022 12:53:54 +0300

Build RPM packages from scratch

1, Explain This tutorial builds an RPM package from 0 with a simple example. 2, Reference https://www.cnblogs.com/zafu/p/7423758.html https://ftp.osuosl.org/pub/rpm/max-rpm/ https://www.linuxprobe.com/how-rpm-spec.html https://www.cnblogs.com/michael-xiang/p/10480809.html https://www.cnblogs.com/LiuYanYGZ/p/9566353.html http://bbs.chinaunix. ...

Posted by classifieds100 on Sun, 01 May 2022 12:53:03 +0300

Linux rights management learning summary

Linux ACL permissions} learning summary 1, Preface: In the traditional impression, Linux system pays more attention to permission management than windows system, because permission allocation is an essential part in the actual role allocation. The more detailed the authority allocation is, the higher the security is. Therefore, for operation ...

Posted by Zwiter on Sun, 01 May 2022 10:10:34 +0300

[operating system] cognitive framework construction of Linux kernel VFS virtual file system (super_block,inode,dentry,file)

VFS concept Virtual file system (also known as virtual file system switch) is the software layer in the kernel, which provides file system interface for user space programs. It also allows different kernel file systems to coexist "Everything is a file" is one of the basic philosophies of Linux. It is not only an ordinary file, but ...

Posted by summoner on Sat, 30 Apr 2022 09:15:48 +0300

Installing k8s version 1.18.0 in CentOS 7 environment with full record of dashboard interface (command only version)

k8s# 1.18.0 one master and two node s setup commands catalogue k8s# 1.18.0 one master and two node s setup commands 1, Environmental requirements (all nodes) 2, Environment system configuration (all nodes) 2.1 turn off the firewall 2.2 close selinux# 2.3 close swap partition# 2.4 host name# 2.5 adding hosts 2.6 deliver bridged IPv4 tr ...

Posted by djKale on Fri, 29 Apr 2022 19:46:14 +0300

Learn the necessary basic operation commands of Liunx

User login root user It is a special management account and can also become a super administratorThe root user has full control over the systemThe damage to the system will be unlimitedIn work, if there is no special need, try not to use root Ordinary users Limited authorityThe damage to the system will be small terminal classific ...

Posted by eRott on Fri, 29 Apr 2022 14:55:59 +0300

Ansible learning summary -- Explanation of common ansible modules and playbook examples

1, Ansible installation Download, install and unzip python 3.7 package Install wget yum -y install wgetDownload Python file {wget https://www.python.org/ftp/python/3.7.0/Python-3.7.0.tgz (compressed package shall be prepared in advance for offline installation)Unzip the file tar zxvf python-3.7.0 tgzSwitch directory cd Python-3.7.0 Comp ...

Posted by TobyRT on Tue, 26 Apr 2022 22:12:51 +0300