Management command to dump Django local db and media for backup purposes (and optionally remove old backup files)

usage: manage.py dump_local_data [-h] [--version] [-v {0,1,2,3}]

[--settings SETTINGS] [--pythonpath PYTHONPATH] [--traceback] [--no-color] [--dry-run] [--max-age MAX_AGE] [--no-gzip] [--legacy] target

positional arguments:

target choices: db, media, all

optional arguments:

-h, --help	show this help message and exit
--version	show program's version number and exit

-v {0,1,2,3}, --verbosity {0,1,2,3}

Verbosity level; 0=minimal output, 1=normal output, 2=verbose output, 3=very verbose output

--settings SETTINGS
	The Python path to a settings module, e.g. "myproject.settings.main". If this isn't provided, the DJANGO_SETTINGS_MODULE environment variable will be used.
--pythonpath PYTHONPATH
	A directory to add to the Python path, e.g. "/home/djangoprojects/myproject".
--traceback	Raise on CommandError exceptions
--no-color	Don't colorize the command output.
--dry-run, -d	Dry run (simulation)
--max-age MAX_AGE, -m MAX_AGE
	If > 0, remove backup files old "MAX_AGE days" or more
--no-gzip	Do not compress result
--legacy	use legacy Postgresql command syntax

Settings

DUMP_LOCAL_DATA_TARGET_FOLDER

Target folder for backup files Defaults to: os.path.join(settings.BASE_DIR, '..', 'dumps', 'localhost')

Sample usage

python manage.py dump_local_data all -m 1 -d

# pg_dump --dbname=myproject | gzip > "/Users/morlandi/src2/brainstorm/myproject/dumps/localhost/2019-02-21_11.42.36_myproject.sql.gz"
# tar -C "/Users/morlandi/src2/brainstorm/myproject/public" -zcvf "/Users/morlandi/src2/brainstorm/myproject/dumps/localhost/2019-02-21_11.42.36_myproject.media.tar.gz" "media"
Removing 2019-02-19_11.42.10_myproject.media.tar.gz [dated:2019-02-19, age=2]
# rm /Users/morlandi/src2/brainstorm/myproject/dumps/localhost/2019-02-19_11.42.10_myproject.media.tar.gz
Removing 2019-02-20_11.42.10_myproject.sql.gz [dated:2019-02-20, age=1]
# rm /Users/morlandi/src2/brainstorm/myproject/dumps/localhost/2019-02-20_11.42.10_myproject.sql.gz
Removing 2019-02-20_11.42.10_myproject.media.tar.gz [dated:2019-02-20, age=1]
# rm /Users/morlandi/src2/brainstorm/myproject/dumps/localhost/2019-02-20_11.42.10_myproject.media.tar.gz
Removing 2019-02-19_11.42.10_myproject.sql.gz [dated:2019-02-19, age=2]
# rm /Users/morlandi/src2/brainstorm/myproject/dumps/localhost/2019-02-19_11.42.10_myproject.sql.gz