DIM - Docker Image Monitor

Listen on docker events and register image usage time.

Installation

sudo pip install dim

The installation will add the dim service to systemd, make sure you reload it.

systemctl daemon-reload
systemctl enable dim.service
systemctl start dim.service

Usage

To display the images last start time run

dim-display

example output

+-----------------------------------------------------------------------------------+-------------------+
| Image                                                                             | Last Start Time   |
+===================================================================================+===================+
| fakes3:latest                                                                     | 7 hours ago       |
+-----------------------------------------------------------------------------------+-------------------+
| mariadb:10.1.19                                                                   | 7 hours ago       |
+-----------------------------------------------------------------------------------+-------------------+
| consul:0.9.2                                                                      | 7 hours ago       |
+-----------------------------------------------------------------------------------+-------------------+
| dynamodb:latest                                                                   | 7 hours ago       |
+-----------------------------------------------------------------------------------+-------------------+
| postgres:latest                                                                   | 2 days ago        |
+-----------------------------------------------------------------------------------+-------------------+
| mariadb:10.1.26                                                                   | 6 days ago        |
+-----------------------------------------------------------------------------------+-------------------+
| gotty:latest                                                                      | 11 days ago       |
+-----------------------------------------------------------------------------------+-------------------+
| rabbitmq:3.5.1-management                                                         | 18 days ago       |
+-----------------------------------------------------------------------------------+-------------------+

For more options run:

dim-display -h

usage: dim-display [-h] [-q] [-w WHITELIST] [-m MIN_AGE] [-r] [-s {age,image}]

Display Images Last Start Time.

optional arguments:
  -h, --help            show this help message and exit
  -q, --quiet           If set, returns only the image names
  -w WHITELIST, --whitelist WHITELIST
                        Images whitelist file
  -m MIN_AGE, --min-age MIN_AGE
                        Minimum image age in seconds
  -r, --reverse         If set images will be sorted by reversed order
  -s {age,image}, --sort-by {age,image}
                        If set images will be sorted by that attribute