Right now, at Würth Phoenix, we are investing in automating most of our operations using Ansible. You’re probably already familiar with what Ansible does, but to summarize, Ansible is an open-source, command-line IT automation application written in Python. I’ve talked about it here: One challenge we faced while developing our automation scripts was that we…
Read MoreCurrently, deploying an Icinga 2 Agent on a Linux system can be intricate, given the substantial variations in the process across different releases or OS families. For instance: Fortunately, there’s no need to develop and maintain a custom script to manage these diverse scenarios. We can leverage the readily available Ansible Plugins for this purpose….
Read MoreNetEye relies on many agents in order to monitor just one server, some examples are: Icinga, Telegraf, Elastic beats, GLPI agent and so on. As a Site Reliability Engineer, I’m responsible for ensuring that all these agents run smoothly. This can involve performing repetitive and time-consuming tasks like managing configurations, deploying updates, and provisioning new…
Read Moresystemd timers are a way to schedule tasks in Linux systems using the systemd initialization system. They provide finer granularity for scheduling tasks than the traditional crontab, and also ensure that the task will be executed when the system is running in the future, even if the expected execution time was missed due to the…
Read MoreMost physical NetEye servers have an SMS Gateway attached in order to send CRITICAL notifications via an SMS message, since this will work even when the main network is down. However, sometimes you just want to send messages to your NetEye server’s SMS Gateway in order to effect certain actions, for example just to check…
Read MoreWith the end of 2021 we’ve release the first version of the NetEye Extension Packs project that helps customers and consultants on their monitoring implementations and more (see Introducing NetEye Extension Packs | www.neteye-blog.com for details). Now our focus is to extend the ouf of box infrastructure coverage of our monitoring plugins. With this target…
Read MoreSOAP is a messaging protocol for exchanging information based on XML over the network. SOAP messages are written in XML, which is why they are platform- and language-independent. A lot of enterprises have such webservices that return useful data for use in (web) applications. Now, if you want your application to work, then these webservices…
Read MoreRoughly one year ago I started working on a set of backup scripts for NetEye with the following requirements: Cluster support without standby Configuration backups InfluxDB backup MariaDB backup In this post I’ll focus on the journey through my MariaDB backup implementation. Backing up MariaDB is usually a simple task: you run the mysqldump command…
Read MoreA frequent request I get is how to view the availability of hosts and/or services within a Grafana dashboard. Here I demonstrate how to do this for host availability. To implement this, we first create a new table in our MariaDB on NetEye. I’ll call this table host_daily_sla and put it in the pre-existing reporting…
Read MoreSynopsis Critical: NeDi security update Type/Severity Security Advisory: Critical Topic An update for NeDi is now available for NetEye. NetEye Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE…
Read MoreIn the last few weeks, we collaborated with the Icinga2 developers to create a new powerful API, called “Execute Command“. The main purpose of this new API is to execute specific commands on a node by sending the request to the parent node. This is useful when the user cannot reach the desired node (an…
Read MoreIn this article we’re going to take a look at the main tool for validating PHP code and explain in detail how to check the code we write so we can contribute it to Icinga Web 2 and its modules. First, let’s talk a little about coding conventions and what’s the standard for PHP projects….
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