Analysis of Docker container security management
1, The difference between Docker and virtual machine
1. Isolation and sharing
1. By adding the Hypervisor layer, the virtual machine virtualizes the network card, memory, CPU and other virtual hardware, and then establishes a virtual machine on it. Each virtual machine has its own system kernel.
2. The Docker container isolates the file ...
Posted by callmubashar on Fri, 01 Apr 2022 03:16:29 +0300
Dry goods | how to enter the era of Service Mesh micro service architecture
Today, I want to share with you the specific playing methods of Service Mesh, a new generation of micro service architecture! Today, with the prevalence of micro service architecture, as an Internet technology practitioner, I believe everyone is familiar with the concept of micro service! As for the micro service framework like Spring Cloud, ...
Posted by davieboy on Thu, 31 Mar 2022 21:58:07 +0300
The most commonly used image commands and container commands of Docker
1, Mirror related commands
Official documents: https://docs.docker.com/referenc
1.1 viewing images
[root@localhost ~]# docker images
REPOSITORY TAG IMAGE ID CREATED SIZE
hello-world latest feb5d9fea6a5 6 months ago 13.3kB
mysql 5.7 8cf625070931 8 months ago 448MB
rab ...
Posted by jurdygeorge on Thu, 31 Mar 2022 07:44:36 +0300
Image principle of docker
1, What is mirroring
Image is a lightweight and executable independent software package, which is used to package the software running environment and the software developed based on the running environment. It contains all the contents required to run a software, including code, runtime, library, environment variables and configuration fi ...
Posted by makoy on Wed, 30 Mar 2022 19:40:51 +0300
Docker build image
1, Concept
1. Generate image based on container
Use the docker commit command to submit the existing container to generate a new image.
Principle: all modifications after the container is started are saved in the writable layer, and a new image is generated by modifying the writable layer.
[root@hqs docker-hello]# docker commit --help
Usage: d ...
Posted by afam4eva on Wed, 30 Mar 2022 04:02:03 +0300
ELK for automatic operation and maintenance planning
1, ELK introduction
ELK introduction ELK is the abbreviation of three open source software, which means elasticsearch, Logstash and kibana respectively. They are all open source software. A new filebeat is added. It is a lightweight log collection and processing tool (Agent). Filebeat occupies less resources. It is suitable for collecting ...
Posted by mentalist on Tue, 29 Mar 2022 06:47:32 +0300
Detailed explanation of one click deployment of docker cluster multi services (docker compose, Swarm, Stack)
Docker compose multi container deployment tool
summary
Docker Compose project is the official open source project of docker. It is a tool for defining and running multi container docker applications. Responsible for the rapid arrangement of docker container cluster. With Compose, you can use the YML file to configure all the services required ...
Posted by corbin on Tue, 29 Mar 2022 06:46:45 +0300
Teach you to use docker to build your own mail server - Ewomail
EwoMail official documents
Ewomail admin version is 1.05
rainloop version is 1.11.1
Run docker
mail.ewomail.com for your own domain name
Docker compose mode
mail:
image: bestwu/ewomailserver
hostname: mail.ewomail.com
container_name: ewomail
restart: always
ports:
- "25:25"
- "143:143"
- "587:587"
...
Posted by BhA on Tue, 29 Mar 2022 03:51:20 +0300
[Kubernetes] Kubernetes cluster construction
1, ForewordIn order to facilitate learning container choreography and practicing container choreography, this article records building a quasi production level Kubernetes cluster in the local virtual machine. Based on this k8s cluster, we can try various middleware clusters and micro service applications in container work or learning scenarios. ...
Posted by bigbillhill on Sun, 27 Mar 2022 15:25:35 +0300
Construction of Docker series Jenkins continuous integration Maven project
Continuous integration (CI) refers to the frequent integration of code into the backbone. The purpose of continuous integration is to enable products to iterate quickly and maintain high quality. It generally includes code pulling, construction, testing, deployment and other steps. Jenkins is a popular open source continuous integration tool, w ...
Posted by qt4u on Sat, 26 Mar 2022 17:41:58 +0300