Docker-Compose

Commandes courantes
up : Permet la création d'une application (services, volumes, réseaux)
down : Permet la suppréssion d'une application (services, volumes, réseaux)
start : Démarre une application
stop : Arrête une application
build : Build des images des services (si l'instruction build est utilisée)
pull : Téléchargement d'une image
logs : Visualisation des logs de l'application
scale : Modification du nombre de container pour un service
ps : Liste les container de l'application
​
Exemple d'usage
Téléchargement de l'application Voting App
git clone https://github.com/docker/example-voting-app/ && cd example-voting-app
Création de l'application
sudo docker-compose -f docker-stack.yml up -d
Creating network "example-voting-app_frontend" with the default driver
Creating network "example-voting-app_backend" with the default driver
Creating network "example-voting-app_default" with the default driver
Creating volume "example-voting-app_db-data" with default driver
Pulling redis (redis:alpine)...
alpine: Pulling from library/redis
aad63a933944: Pull complete
541cb024bf66: Pull complete
270420c343f3: Pull complete
8dd6c66eb1b0: Pull complete
782d2f0df1b3: Pull complete
b0648f46f4c9: Pull complete
​
...
​
Digest: sha256:bc680132f772cb44062795c514570db2f0b6f91063bc3afa2386edaaa0ef0b20
Status: Downloaded newer image for dockersamples/visualizer:stable
Creating example-voting-app_redis_1      ... done
Creating example-voting-app_visualizer_1 ... done
Creating example-voting-app_db_1         ... done
Creating example-voting-app_result_1     ... done
Creating example-voting-app_worker_1     ... done
Creating example-voting-app_vote_1       ... done
Liste des containers de l'application
sudo docker-compose -f docker-stack.yml ps
             Name                            Command               State           Ports         
-------------------------------------------------------------------------------------------------
example-voting-app_db_1           docker-entrypoint.sh postgres    Up      5432/tcp              
example-voting-app_redis_1        docker-entrypoint.sh redis ...   Up      6379/tcp              
example-voting-app_result_1       node server.js                   Up      0.0.0.0:5001->80/tcp  
example-voting-app_visualizer_1   npm start                        Up      0.0.0.0:8080->8080/tcp
example-voting-app_vote_1         gunicorn app:app -b 0.0.0. ...   Up      0.0.0.0:5000->80/tcp  
example-voting-app_worker_1       /bin/sh -c dotnet src/Work ...   Up                            
Lancement de l'application
sudo docker-compose -f docker-stack.yml start
Starting redis      ... done
Starting db         ... done
Starting vote       ... done
Starting result     ... done
Starting worker     ... done
Starting visualizer ... done
Arret de l'application
sudo docker-compose -f docker-stack.yml stop
Stopping example-voting-app_vote_1       ... done
Stopping example-voting-app_worker_1     ... done
Stopping example-voting-app_result_1     ... done
Stopping example-voting-app_db_1         ... done
Stopping example-voting-app_redis_1      ... done
Stopping example-voting-app_visualizer_1 ... done
Scale le nombre d'instance du service worker
sudo docker-compose -f docker-stack.yml up --scale worker=3
Starting example-voting-app_redis_1      ... done
Starting example-voting-app_visualizer_1 ... done
Starting example-voting-app_db_1         ... done
Starting example-voting-app_vote_1       ... done
Starting example-voting-app_result_1     ... done
Starting example-voting-app_worker_1     ... done
Creating example-voting-app_worker_2     ... done
Creating example-voting-app_worker_3     ... done
​
...
​
visualizer_1  | npm info it worked if it ends with ok
visualizer_1  | npm info using [email protected]
visualizer_1  | npm info using [email protected]
visualizer_1  | npm info lifecycle [email protected]~prestart: [email protected]
visualizer_1  | npm info lifecycle [email protected]~start: [email protected]
visualizer_1  | 
visualizer_1  | > [email protected] start /app
visualizer_1  | > node server.js
visualizer_1  | 
visualizer_1  | undefined
vote_1        | [2020-04-10 18:43:18 +0000] [1] [INFO] Starting gunicorn 19.6.0
worker_1      | Waiting for db
vote_1        | [2020-04-10 18:43:18 +0000] [1] [INFO] Listening at: http://0.0.0.0:80 (1)
vote_1        | [2020-04-10 18:43:18 +0000] [1] [INFO] Using worker: sync
vote_1        | [2020-04-10 18:43:18 +0000] [10] [INFO] Booting worker with pid: 10
vote_1        | [2020-04-10 18:43:18 +0000] [11] [INFO] Booting worker with pid: 11
vote_1        | [2020-04-10 18:43:18 +0000] [16] [INFO] Booting worker with pid: 16
vote_1        | [2020-04-10 18:43:18 +0000] [17] [INFO] Booting worker with pid: 17
​
...
Suppression de l'application
sudo docker-compose -f docker-stack.yml down
o deploy to a swarm.
Removing example-voting-app_worker_3     ... done
Removing example-voting-app_worker_2     ... done
Removing example-voting-app_vote_1       ... done
Removing example-voting-app_worker_1     ... done
Removing example-voting-app_result_1     ... done
Removing example-voting-app_db_1         ... done
Removing example-voting-app_redis_1      ... done
Removing example-voting-app_visualizer_1 ... done
Removing network example-voting-app_frontend
Removing network example-voting-app_backend
Removing network example-voting-app_default
Commandes Docker - Précédent
Docker-Machine
Suivant - Commandes Docker
Swarm
Dernière mise à jour 1 year ago