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The premise is that you buy the certificate first, download it, and open the certificate compression package with 3 files in total   Certificate file: with. crt as the suffix or file type. Certificate chain file: with. crt as the suffix or file type. key file: with. key as the suffix or file type.   Create a new cert directory in the Apache ...

1, Digital signature 1.1 relationship between digital signature and asymmetric encryption In fact, there is a very close relationship between digital signature and asymmetric encryption. In short, digital signature is realized by using asymmetric encryption in reverse. Let's summarize the usage of t ...

Service concept: Virtual private network, in fact, is to open up a virtual private line in the network Application classification: 1. Host remote access * * * service 2. Services between enterprise networks 3. Services between IDC rooms of Internet companies Transmission data protocol mode: Establishmen ...

We were unable to connect to the HTTPS server using WebRequest due to the following error message: The request was aborted: Could not create SSL/TLS secure channel. We know that the server does not have a valid HTTPS Certificate in the path used, but in order to bypass this problem, we used the following code obtained from another StackO ...

1.flannel Download flannel download address https://github.com/coreos/flannel/releases Select the appropriate version from github and download it wget as follows: wget https://github.com/coreos/flannel/releases/download/v0.10.0/flannel-v0.10.0-linux-amd64.tar.gz Unzip with tar-zxvf flannel-v0.10.0-linux-amd64.tar.gz file af ...

1: Project preparation: 1. Install docker and docker compose (the project is deployed through docker) 2. The project can be deployed successfully in the Intranet 3. Write docker compose file and log in docker Two: Implementation 1. Docker compose create; docker compose start start project 2. P ...

Enterprise environment deployment) K8S multi node deployment load balancing UI page Environment to prepare: 6 platform centos7 equipment:192.168.136.167 master01192.168.136.168 node1192.168.136.169 node2192.168.136.170 master02192.168.136.171 lb1192.168.136.172 lb2VIP: 192.168.1.100 Experimental steps: 1: Self signed ETCD ...

All the following operations are carried out at the master end Server role assignment role address Installation components master 192.168.142.220 kube-apiserver kube-controller-manager kube-scheduler etcd node1 192.168.142.136 kubelet kube-proxy docker flannel etcd node2 192.168.142.132 kubelet kube-proxy docker flannel etcd 1, A ...

Role assignment: Environmental deployment All virtual machines have turned off the firewall and selinux core protection functions Practical operation Build working directory to store binary software package [root@master ~]# cd / [root@master /]# mkdir k8s Install ETCD database (three copy mechanism)master (download the ca Certificate creatio ...

Experimental environment planning Summary Use VMwork virtual machine to deploy small cluster with single master and double nodes, and install etcd on both master and node to implement etcd cluster. Software adopted version Software name Edition Linux system Linux version 4.8.5 Kubernetes 1.9 Docker Docker version 19.03.5 Etcd v3.3. ...