It’s no secret that configuration for OpenSMTPD changed a lot with version 6.4.0. Despite the fact that changes were announced long time ago and that many configuration examples have popped-up, my particular usage wasn’t covered(1). Namely: using OpenSMTPD with Dovecot and Rspamd as chained MTA.Continue reading...
Another OpenBSD release, another upgrade on the Vultr hosting system. The whole process went smooth from OpenBSD 6.3 to 6.4 with encrypted root.Continue reading...
While experimenting with Telegraf, SNMP and InfluxDB, I ended up filling some measurements with tags and fields that have the same name. InfluxDB works nicely with such user-case by adding numbers (in format “_###”) to those keys. But that’s a mess to deal with when using Grafana. And a mess in general.Continue reading...
I tried to run InfluxData Telegraf on OpenBSD 6.2 but it wasn’t available in the Ports nor was I able to compile a binary from sources. But the latter has changed since I have an OpenBSD 6.3 instance running. Here’s how to compile and run Telegraf on OpenBSD.Continue reading...
Synology DSM can be configured to send notifications on various events. It can use Email, SMS and Push Service. I usually use email notifications to check for status. But here’s how I configured SMS notification for critical events using the French mobile operator “Free Mobile”.Continue reading...