Shulou(Shulou.com)06/03 Report--

Docker

Docker is an open source application container engine that allows developers to package their applications and dependencies into a portable container, then publish them to any popular Linux or Windows machine, or virtualize them. Containers are completely sandboxed and do not have any interface to each other.

The main content of 1.docker

(1) .docker is a cs architecture

(2) .docker mainly: network storage monitoring of image container warehouse

(3) .docker is a software packaging technology.

2.docker mirroring basic command

1.docker search Nginx (search image)

[root@docker03] # docker search nginxNAME DESCRIPTION STARS OFFICIAL AUTOMATEDnginx Official build of Nginx. 12314 [OK] jwilder/nginx-proxy Automated Nginx reverse proxy for docker con... 1698 [OK] richarvey/nginx-php-fpm Container running Nginx + PHP-FPM capable of … [OK] linuxserver/nginx An Nginx container, brought to you by LinuxS... eighty-three

2.docker pull nginx (download the image from the official website warehouse without adding latest, and download the latest version by default)

[root@docker03 ~] # docker pull nginxUsing default tag: latestlatest: Pulling from library/nginx000eee12ec04: Pull complete

3.docker push (upload Image)

[root@docker03 ~] # docker push nginx

4.docker images (view existing local images)

[root@docker03 ~] # docker imagesREPOSITORY TAG IMAGE ID CREATED SIZEnginx latest 231d40e811cd 2 weeks ago 126MB

5.docker rmi (remove Mirror)

[root@docker03 ~] # docker rmi nginx:latestUntagged: nginx:latestUntagged: nginx@sha256:50cf965a6e08ec5784009d0fccb380fc479826b6e0e65684d9879170a9df8566Deleted: sha256:231d40e811cd970168fb0c4770f2161aa30b9ba6fe8e68527504df69643aa145

6.docker tag (tag the image)

[root@docker03 ~] # docker tag nginx:latest nginx:v1

7.docker load-I docker_kod.tar.gz (local image import)

[root@docker03 ~ / docker] # lsdocker_ kod.tar.gz [root @ docker03 ~ / docker] # [root@docker03 ~ / docker] # docker load-I docker_kod.tar.gz b5e11aae8a8e: Loading layer [= = >] 202.9MB/202.9MB

8.docker import (import image, images does not have a mirror name and label)

[root@docker03 ~ / docker] # docker import docker_kod.tar.gz [root@docker03 ~ / docker] # docker imagesREPOSITORY TAG IMAGE ID CREATED SIZE c1863e2b0717 35 seconds ago 627MB

9.docker save (save image to current directory)

[root@docker03 ~ / docker] # docker save nginx:latest-o docker_nginx.tar.gz

10.docker inspect nginx:v1 (View Mirror Properties)

[root@docker03 ~ / docker] # docker inspect nginx:v1

11.docker image prune (clean up unused images and pull half of the images, delete the image cache)

[root@docker03 ~ / docker] # docker image prune WARNING! This will remove all dangling images.Are you sure you want to continue? [y/N] yDeleted Images:deleted: sha256:c1863e2b07171e582113544e6c19660cd3fee7d6f1d89401529f8472732c8e33deleted: sha256:56d69e4a0819cab19e224724de86de73c8dfcd8ee5f01e08288b20cfb49c4d52

12.docker change pickup (restart container takes effect)

[root@22732407347e /] # / bin/cp / usr/share/zoneinfo/Asia/Shanghai / etc/localtime

13. Delete Mirror

[root@docker03 ~] # docker image prune

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