tinycron
A very small replacement for cron. Particularly useful within containers and for distributing cron tasks alongside a project as a standalone file.
Installing
curl -sLo tinycron https://github.com/bcicen/tinycron/releases/download/v0.3/tinycron-0.3-linux-amd64
sudo mv tinycron /usr/local/bin/
sudo chmod +x /usr/local/bin/tinycron
Usage
tinycron [expression] [command]
Tinycron can be conveniently used in your scripts interpreter line:
#!/usr/local/bin/tinycron */5 * * * * * * /bin/sh
echo "Current time: $(date)"
Or invoked directly via commandline:
$ tinycron '*/5 * * * * * *' /bin/echo hello
Expressions
Tinycron uses and supports expressions from the cronexpr library. Some examples:
@daily
- run once daily, at midnight* 15 * * * * *
- run at minute:15
of every hour*/30 * * * * * *
- run every 30 seconds
Config
TinyCron can be configured by setting the below environmental variables to a non-empty value:
Variable | Description |
---|---|
TINYCRON_VERBOSE | Enable verbose output |