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Watch expiration of certificates of a bunch of websites.

Project description

Lists expiration time of soon-to-be expired ssl certificates of all given domains like:

./ expire in 2 days

The list of domains can be given as a file, using the -f or --from-file argument. In this file, list each domains, one per line. Blank lines and lines starting with '#' are ignored.

An optional port can be given using the usual syntax host:port, for example

An optional IP address can be given using an @, this is usefull to poke multiple backends like:


A domain to be resolved can be used in this field to, like:


The @host and :port have no specific order, both and mean the same test.

Exemple domain file:

# Our project

# Friends


Usefull as a daily cron, typically like this:

certificate_watcher -f /home/you/.certificate_watcher

Or if you use IRC:

certificate_watcher -f /home/you/.certificate_watcher | irk '#your_project_channel' -

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