Docker Introduction & & User Manual

1. Introduction 1.1 what is docker Docker was originally an internal project launched by Solomon Hykes, the founder of dotCloud company, during his stay in France. It was open-source under the Apache 2.0 license agreement in March 2013. The main project code is maintained on GitHub. The language launched by Go ogle doc is used for development. ...

Posted by shamoon on Tue, 19 Apr 2022 07:14:16 +0300

Dockerfile simply explains, creates images, and publishes its own images to DockerHup and Alibaba cloud image services

DockerFile DockerFile introduction dockerfile is the file used to build the docker image!: Command parameter script Construction steps: 1. Write a dockerfile file 2. docker build is built into an image 3. docker run run image 4. docker push releases images (DockerHup, Alibaba cloud image warehouse!) See how the authorities do it: take c ...

Posted by Sirus121 on Mon, 18 Apr 2022 19:53:04 +0300

Design of high availability cluster based on CentOS + docker + kubedm

🌟 preface Hello, I'm Edison 😎 Today is the third in our "cloud native" series: "deploying k8s clusters"; Let's get it! 1. Installation requirements Before starting, the deployment of Kubernetes cluster machines needs to meet the following conditions: One or more machines, operating system centos7 8-86_ ...

Posted by airric on Mon, 18 Apr 2022 11:49:49 +0300

Docker installation tutorial

🟧 1. Basic composition of docker 🟠 1.1 image Image is a read-only template, which contains instructions for creating docker containers. One image can create many containers. The image is equivalent to the "source code" of the container. The docker image file is similar to the Java class template, and the docker container instanc ...

Posted by pingu on Sun, 17 Apr 2022 05:11:27 +0300

[play with Lighthouse] deploy the cloud native API gateway Kong using Docker

Introduction to KongKong is a cloud native, platform agnostic and scalable API gateway, which is famous for its high performance and scalability through plug-ins.By providing proxy, routing, load balancing, health check, authentication and other functions, Kong can easily coordinate micro service or traditional API traffic as the central layer. ...

Posted by 88fingers on Sat, 16 Apr 2022 09:39:50 +0300

[Docker]Mac access Docker container IP

problem Docker for Mac cannot directly access docker containers through IP on macOS, but only through the export port. This problem is described in the official document describe , for most cases, export is sufficient. However, there will be problems when testing some clusters. For example, when building HBase cluster, many containers in the c ...

Posted by Crysma on Sat, 16 Apr 2022 03:02:27 +0300

EdgeX raspberry pie practice deployment

Install docker CE $curl -fsSL https://mirrors.ustc.edu.cn/docker-ce/linux/raspbian/gpg | sudo apt-key add - Get docker CE installation package https://download.docker.com/linux/ Because arm64 bit, find it in debian directory https://download.docker.com/linux/debian/dists/buster/pool/edge/arm64/ $sudo dpkg -i containerd.io_1.3.7-1_arm64 ...

Posted by phpshift on Sat, 16 Apr 2022 01:41:49 +0300

kubernetes installation (domestic network + Alibaba cloud)

Operating system: CentOS-7.8 kubernets version: 1.20.4 docker version: 20.10.3 This is an installation tutorial, including docker installation, kubernetes installation and Kube flannel network plug-in installation. The whole installation process uses the domestic network environment. With the support of Alibaba cloud's image service, the ins ...

Posted by jaco on Sat, 16 Apr 2022 01:22:42 +0300

Docker advanced network practice

Provided by libnetwork in Docker 4 drives , they have their own advantages, but in fact, each method has certain limitations. Suppose we need to operate a data center network. We have many host computers. Hundreds or even thousands of Docker containers are running on each host computer. The details of using four network drivers are as follows. ...

Posted by KeitaroHimura on Fri, 15 Apr 2022 16:30:56 +0300

Data persistence + network mode + resource limitation of Docker container

Three ways of docker container data persistence docker provides three ways to mount data from the host to the container: volumes: Docker is the best way to manage part of the host file system (/ var / lib / docker / volumes) to save data. bind mounts: Mount files or directories from any location on the host to the container. tmpfs:: mount i ...

Posted by Donny Bahama on Thu, 14 Apr 2022 07:39:05 +0300