Docker-compose, one of the three musketeers of docker.
Docker-compose of the three Musketeers of Docker
Orchestration tool for Docker containers. (to help simplify the operation)
Multiple container management that addresses interdependencies.
Verify that there is a docker-compose command
Docker-compose-v
Configuration file instance of docker-compose
Manage the container by identifying a docker-compose.yml configuration file.
[root@docker ~] # mkdir compose_test
[root@docker ~] # cd compose_test/
Go back / down
/ / set the number of spaces for the tab key
Vim .vimrc
Note the format:
Vim docker-compose.yml
Version: "3" services: nginx: container_name: web-nginx image: nginx restart: always ports:-90:80 volumes: -. / webserver:/usr/share/nginx/html
The first part: version: specifies the version of the syntax format.
The second part; service: define the service (what kind of container you want to run)
/ / run the container specified by docker-compose. PS; also needs to have a docker-compose.yml configuration file in the current directory where this command is executed.
Docker-compose up-d
/ / stop running
Docker-compose stop
/ / restart
Docker-compose restart
Back under root and, while running container, you can also support Dockerfile
Docker-compose-f compose_test/docker-compose.yml stop
Under the compose_test directory
Vim dockerfile
In vim docker-compose.yml
Modify in
Stop first, before deleting the previous one
After the update
Make a visit.
Curl 127.0.0.1:90
Set up wordpress's blog
Mkdir wordpress
Cd / root/wordpress
Vim docker-compose.yml
Version: "3.1" services: wordpress: image: wordpress restart: always ports:-8080 image 80 environment: WORDPRESS_DB_HOST: db WORDPRESS_DB_USER: wordpress WORDPRESS_DB_PASSWORD: 123.com WORDPRESS_DB_NAME: wordpress db: image: mysql:5.7 restart: always environment: MYSQL_DATABASE: wordpress MYSQL_USER: wordpress MYSQL_PASSWORD: 123.com MYSQL_ROOT_PASSWORD: 123.com
Import package
Docker load < mysql-5.7.tar
Docker load < wordpress.tar
Docker-compose up-d
Visit the page (if not, add route forwarding)
Change the language
Monitoring of Docker
Monitoring commands that come with Docker
Docker top / stats / logs
Import Mirror
Sysdig
Docker images
Report the mistake and call again.
# # sysdig-probe-loader
Sysdig
Execute s after ctrl+c stops after running
Csysdig
F2 enter the page and select containers to view the running status of the container.
Scope
Import Mirror
Curl-L git.io/scope-o / usr/local/bin/scope
Add authority
Chmod + x / usr/local/bin/scope
The firewall must be turned off
Visit 192.168.1.20VR 4040
Monitor two dockerhost
Give orders on the second stage
Import package
Curl-L git.io/scope-o / usr/local/bin/scope
Scope launch
Add authority
Chmod + x / usr/local/bin/scope
Scope launch 192.168.1.1 192.168.1.30
Visit the page
