[Xymon] SSL/TLS cert monitoring

Josh Luthman josh at imaginenetworksllc.com
Tue Aug 29 20:47:00 CEST 2023


Little more on this...

35.171.79.170   host.foo.com # https://host.foo.com ssldays=22:15 #22 day
warn with 15 day red

On Tue, Aug 29, 2023 at 10:39 AM Dito <dito74 at gmail.com> wrote:

> I do the same (add https site to monitor), and the sslcert test populates
> itself, 2 weeks before expiration it goes yellow and 2-3 days before, it
> goes red.
>
>  SSL certificate for https://xxxxxxxxxxxxxx/ expires in 547 days
>
>
> Server certificate:
> 	xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx.com
> 	start date: 2023-02-27 17:04:27 GMT
> 	expire date:2025-02-26 17:04:27 GMT
> 	key size:4096
> 	issuer:xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx
> 	signature algorithm: sha256WithRSAEncryption
>
> Cipher used: ECDHE-RSA-AES256-GCM-SHA384 (256 bits)
>
>
> Gab
>
>
> On Mon, Aug 28, 2023 at 10:12 PM IO Support <support at ionetworkadmin.com>
> wrote:
>
>> I just add the https://namehere.com test into my hosts.cfg file and it
>> tests the http status and auto populates an sslcert column that shows the
>> https info you're looking for.
>>
>> Sample line:
>> 0.0.0.0    WebPage.com   # https://webpage.com
>>
>> Thank You,
>> Kris Springer
>> Systems Admin
>> I/O Network Administrationsupport at ionetworkadmin.comhttps://www.ionetworkadmin.com
>>
>>  On 8/28/23 16:46, Vernon Everett wrote:
>>
>> Hi all
>>
>> Haven't been using Xymon for many years, but I now have a small client
>> looking for a lightweight and cost-effective (free) monitoring solution,
>> and Zymon fitted the bill.
>>
>> Most of the config and setup is coming back to me, but I'm a little stuck
>> on certs.
>> Some certs I can point Xymon directly to the URL, and I get the response
>> I want.
>> Others are (multiple) certs on my Xymon client server, not related to a
>> URL, but used by applications.
>> I cannot remember how we configure those to check for expiration.
>>
>> Any tips appreciated.
>>
>> Regards
>> Vernon
>>
>> --
>>
>> "Accept the challenges so that you can feel the exhilaration of victory"
>> - General George Patton
>>
>> "Don't find fault. Find a remedy"
>> - Henry Ford
>>
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>>
>>
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