Nagios/Icinga plugin for checking a domain name expiration date

Usage:

$ ./check_domain.sh -d github.io
OK - Domain github.io will expire in 43 days (2014-03-08).

1. Fork it.
2. Create your feature branch (git checkout -b fixing-blah).
3. Commit your changes (git commit -am 'Fixed blah').
4. Run ./test.sh, add new domain to check
5. Push to the branch (git push origin fixing-blah).
6. Create a new pull request.

Do not update changelog or attempt to change version.

This plugin uses the "whois" command. It is usually installed by default, but if not, you can get it via your favourite package manager.

Debian/Ubuntu:

# apt-get install whois

RHEL/CentOS:

# yum install jwhois

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