Ubuntu 24.04
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Docker : Access to Container Services2024/06/13

 

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 example, Use a Container image which has Nginx.
root@dlp:~#
docker images

REPOSITORY               TAG       IMAGE ID       CREATED         SIZE
srv.world/ubuntu-nginx   latest    f3f6605bb20c   2 minutes ago   123MB
ubuntu                   latest    17c0145030df   13 days ago     76.2MB

# 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;"

3b04351142ecb3892017984e720306956aa9bb50b1e3745c7d42fb94cb341783

root@dlp:~#
docker ps

CONTAINER ID   IMAGE                    COMMAND                  CREATED          STATUS          PORTS                                   NAMES
3b04351142ec   srv.world/ubuntu-nginx   "/usr/sbin/nginx -g …"   13 seconds ago   Up 13 seconds   0.0.0.0:8081->80/tcp, :::8081->80/tcp   hungry_hypatia

# create a test page

root@dlp:~#
docker exec 3b04351142ec /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
Matched Content