Debian 10 Buster
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Docker : Access to Container Services
2019/07/24
 
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 which has Apache2.
# start the Container and also run Apache2

# 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/debian_apache2 /usr/sbin/apachectl -D FOREGROUND

a59a297105ac4e2edac34f530b419f4710307c51a4bbc820a462876ca18673b3

root@dlp:~#
docker ps

CONTAINER ID        IMAGE                      COMMAND                  CREATED             STATUS              PORTS                  NAMES
a59a297105ac        srv.world/debian_apache2   "/usr/sbin/apachectl…"   27 seconds ago      Up 25 seconds       0.0.0.0:8081->80/tcp   laughing_pike

# create a test page

root@dlp:~#
docker exec a59a297105ac /bin/bash -c 'echo "Apache2 on Docker Container" > /var/www/html/index.html'
# verify it works normally

root@dlp:~#
curl localhost:8081

Apache2 on Docker Container
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