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952 B
952 B
on host, first create a directory /user/home/data
on host, create a container with a host container in /mydata
docker run --rm -it -v /home/pi/data/:/mydata debian
in container, change directory to volume
cd /mydata
create the greeting
echo "hi" > greetings.txt
show created file
ls -l
output content of created file to console
cat greetings.txt
exit from container
exit
again on the host, create another container with a named container in /stillmydata
cd /home/pi/data/
show greetings-file in volume
cat greetings.txt
need to change permissions before writing to file
sudo chmod o+w greeting.txt
echo " bye" >> greetings.txt
exit from container
cat greetings.txt
create a new container with a host container in /mydata
docker run --rm -it -v /home/pi/data/:/stillmydata debian
show greetings-file in volume
cat /stillmydata/greetings.txt