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