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Source: https://blog.csdn.net/Powerful_Fy What is reverse proxy? 1. Two servers A and B belong to the same internal network segment, but A is not connected to the external network, B is connected to the external network, and client C has only the external network. 2. If C wants to access A through B, it needs to do reverse proxy on server B. 3. ...

Then in the first part, before deploying Kubernetes, make sure that etcd, flannel and docker work normally, otherwise, solve the problem first and then continue. Three main roles are deployed: Kube apiserver Kube Controller Manager Kube scheduler 1. Generate Certificate (on the master) 1 establish a directory to store certificates cat > ca- ...

This paper mainly introduces the use of the third declarative component, Application Services 3 Extension (hereinafter referred to as AS3). AS3 provides a declarative way to configure the L4-L7 configuration of F5 BIGIP, including the configuration of LTM, DNS, AFM, ASM and other modules. It supports the configuration of multi-tenant and multi ...

Links to the original text: http://www.cnblogs.com/sky_Great/p/7643036.html Brief description of problems Background note: python version 3.5.2 Operational procedures: 1. Perform pyspider installation: pip install pyspider 2. Run ...

Novice beginner node.js for development, in the application for access to the public platform development test number, because the official samples only for PHP and java and other ways of code, and node beginners do not understand, when submitted to the interface test URL, often unsuccessful, indicating "configuration failure", here i ...

Secure Connection SSL/TLS in JavaMail JavaMail now supports the use of SSL/TLS to establish secure connections to access mail servers. In order to simplify secure access, two methods of enabling SSL secure connection are provided: Configure conn ...

Today I encountered a Received fatal alert: handshake_failure problem in my project. The direct translation just failed. To be honest, this is the first time I have encountered this problem.In forums, in the sea of technical blogs, I still haven' ...

1. Use openSSL to generate certificatesA root SSL certificate is a certificate authority (CA) trusted by the issued certificate.Generate an RSA-2048 key and save it to a file rootCA.key.This file will be used as the key to generate the root SSL certificate.Command: OpenSSL genrsa-des3-out rootCA.key 2048You can use the key you generate to crea ...

Version 1 CentOS 7.5 zookeeper-3.4.12 kafka _2.12-1.1.0 II. zookeeper Installation 1. Download and decompress zookeeper compression package   tar -zvxf zookeeper-3.4.12.tar.gz   2. Creating Data and Log Folders mkdir /usr/local/zookeeper-3.4.12/data mkdir /usr/local/zookeeper-3.4.12/logs 3. Copy configuration files Go to th ...

Overview of Tomcat Session Firstly, HTTP is a stateless protocol, which means that every HTTP request initiated is a completely new request (without any connection with the previous request, the server will not retain any information of the previous request), and Session appears to solve this problem, associating every request on the client si ...