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