#to override the root directory value by specifying a configuration variable from the environment using the -e argument
sudo docker run -d -p 5000:5000 --restart=always --name registry -e \
> REGISTRY_STORAGE_FILESYSTEM_ROOTDIRECTORY=/somewhere registry:2
9f181a1ab8288e939cf4ba0d6ae3dce485633efc5c2e382320789ae4c68b6015
sudo docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
9f181a1ab828 registry:2 "/entrypoint.sh /etc…" 17 seconds ago Up 16 seconds 0.0.0.0:5000->5000/tcp, :::5000->5000/tcp registry
#Override the entire configuration file by creating a new file
cat /etc/docker/config.yml
version: 0.1
log:
fields:
service: registry
storage:
cache:
blobdescriptor: inmemory
filesystem:
rootdirectory: /var/lib/registry
http:
addr: :5000
headers:
X-Content-Type-Options: [nosniff]
auth:
htpasswd:
realm: basic-realm
path: /etc/registry
health:
storagedriver:
enabled: true
interval: 10s
threshold: 3
#to run a registry container with a new config.yml
sudo docker run -d -p 8000:80 --restart=always --name registry2 \
> -v `pwd`/config.yml:/etc/docker/config.yml \
> registry:2
ba9e83c8eaf15ce48024ed7d18a6ad9879a4e154e4ed19165283948e84fdedbd
sudo docker ps
CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES
ba9e83c8eaf1 registry:2 "/entrypoint.sh /etc…" 28 seconds ago Up 28 seconds 5000/tcp, 0.0.0.0:8000->80/tcp, :::8000->80/tcp registry2
9f181a1ab828 registry:2 "/entrypoint.sh /etc…" 2 minutes ago Up 2 minutes 0.0.0.0:5000->5000/tcp, :::5000->5000/tcp registry
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