Docker : Access to Container Services2023/04/27

	If you'd like to access to services like HTTP or SSH which is running in Containers as a daemon, Configure like follows.
[1]	For exmaple, Use a Container image which has Nginx.

# start a Container and also run Nginx
# map the port of Host and the port of Container with [-p xxx:xxx]

root@dlp:~#

docker run -t -d -p 8081:80 srv.world/ubuntu-nginx /usr/sbin/nginx -g "daemon off;"

5f4ccfba0a2e3f37ec2cd7c332fb1ee41f303ca2cdcd6db40cb823af795e7e63

root@dlp:~#

docker ps

CONTAINER ID   IMAGE                    COMMAND                  CREATED          STATUS          PORTS                                   NAMES
5f4ccfba0a2e   srv.world/ubuntu-nginx   "/usr/sbin/nginx -g …"   12 seconds ago   Up 11 seconds   0.0.0.0:8081->80/tcp, :::8081->80/tcp   fervent_austin

# create a test page

root@dlp:~#

docker exec 5f4ccfba0a2e /bin/bash -c 'echo "Nginx on Docker Container" > /var/www/html/index.html'

# verify it works normally

root@dlp:~#

curl localhost:8081

Nginx on Docker Container

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