Digi TX54, User Manual

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Containers Create a custom container
TX54 User Guide 851
rootfs/usr/
rootfs/etc/
rootfs/etc/group
rootfs/etc/profile
rootfs/etc/passwd
rootfs/tmp/
$
2. Change to the rootfs/etc directory:
$ cd rootfs/etc
$
3. Create a file named test.py with the following contents:
print("Hello world.\n")
4. Change directories to leave the container file structure:
$ cd ../..
5. Change user and group permissions on all files in the container file structure:
$ sudo chown -R 165536 rootfs
$ sudo chgrp -R 165536 rootfs
6. Tar and zip the directory structure to create a new container file:
$ tar -cvf sudo tar -cvf python_lxc.tgz rootfs
Test the custom container file
1. Add the new container to your TX54 device:
i. Log into the TX54 WebUI as a user with Admin access.
ii. From the main menu, click Status . Under Services , click Containers .
iii. Click Upload New Container .
iv. From your local file system, select the container file.
You can download a simple example container file, test_lxc.tgz , from the Digi website.
v. Create Configuration is selected by default. This will create a configuration on the
device for the container when it is installed. If deselected, you will need to create the
configuration manually.
vi. Click Apply .
2. Log into the TX54 command line as a user with shell access.
Depending on your device configuration, you may be presented with an Access selection
menu . Type shell to access the device shell.