tls_expiry - TLS cert expiration

Checks an SSL/TLS certificate is not due to expire/has expired.

Note

This monitor’s gap defaults to 12 hours.

Warning

Due to a limitation of the underlying Python modules in use, this does not currently support TLS 1.3.

host

Type:

string

Required:

true

the hostname to connect to

port

Type:

integer

Required:

false

Default:

443

the port number to connect on

min_days

Type:

integer

Required:

false

Default:

7

the minimum allowable number of days until expiry

sni

Type:

string

Required:

false

the hostname to send during TLS handshake for SNI. Use if you are serving multiple certificates from the same host/port. If empty, will just get the default certificate from the server