Sometimes you just need to temporarily grant access to a user to copy some files to your server. But no user should have access to the shell. For sftp this is quite simple (see below), but for scp it’s not that trivial. Also, you probably want to set the user up in a directory with…
Read MoreDuring our implementation of the NetEye migration to Red Hat 8 we decided to drop our internal mirror for system packages and instead rely on Red Hat’s official repositories. Our goal was to improve reliability, speed up the delivery of updates, and alleviate the development team’s workload. But it also introduced a new issue: we…
Read MoreWelcome to version 4.23 of our NetEye v4 Unified Monitoring Solution. In the last two months, NetEye travelled from the western side of South Tyrol to eastern side, reaching the beautiful Lake Landro, located at more than 1,400 meters a.s.l. in the eponymous valley, near the municipality of Toblach/Dobbiaco. The lake is positioned between two…
Read MoreSynopsis Important: Elasticsearch and Logstash security mitigation Type/Severity Security Advisory: Important Topic A mitigation for Logstash and Elasticsearch is now available for NetEye 3. NetEye Product Security has rated this mitigation as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for…
Read MoreSynopsis Important: Elasticsearch and Logstash security updates Type/Severity Security Advisory: Important Topic An update for Logstash and Elasticsearch is now available for NetEye 4.20 and 4.21. NetEye Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is…
Read MoreSynopsis Important impact: httpd security update Type/Severity Security Advisory: Important impact Topic An update for httpd is now available for NetEye 4.17. NetEye Product Security has rated this update as having a security impact of Important. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating. Description httpd is the Apache…
Read MoreWhen you have to publicly release software like we do with NetEye every two months, it’s fundamental that users can verify that software: in our case that the RPMs that we build come from us and not from someone who pretends to be us, that they have not been tampered with, and that they do…
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 MoreTo be able to make Elasticsearch Snapshots you need shared storage mounted on all Elasticsearch Data Nodes. There are various possible file systems you can use for this: GFS, NFS, CIFS and GlusterFS. What is GlusterFS GlusterFS is a scalable network file system suitable for data-intensive tasks such as cloud storage and media streaming. GlusterFS…
Read MoreOur NetEye Unified Monitoring Solution is distributed and maintained via ISO images and RPM Packages. In the past, we used the mrepo tool to manage our RPMs/ISO repositories, and during the current year we migrated to Pulp, as my colleague Andrea has already described. As an R&D team, we continuously release new features in development…
Read MoreAn RPM (RedHat Package Manager) package is the file format used by RHEL and CentOS, and their package manager yum (now called dnf). Since NetEye is based on CentOS, we use this standard package manager for distribution. How an RPM is constructed is defined in so-called spec files. In this blog post I’m going to…
Read MoreSynopsis Critical: Icinga Web 2 security update Type/Severity Security Advisory: Critical Topic An update for Icinga Web 2 is now available for NetEye 4.12 and 4.13. 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…
Read MoreDeploying a NetEye Cluster If you regularly follow this blog, you know that we automatically generate and test a NetEye ISO every night. Starting from the ISO, we can also automatically provision a NetEye virtual machine in a VMware vSphere infrastructure. One might wonder, “What if, since I already have these two ingredients available, I…
Read MoreThis blog post describes the basic architecture of an Elasticsearch cluster. The deployment of a cluster is needed to provide high-availability and, whenever possible, to increase performance. NetEye 4’s clustering service is based on RedHat 7’s High Availability Clustering technologies: Corosync: Provides group communication between a set of nodes, application restart upon failure, and a quorum…
Read MoreNetEye 3.14 Release Notes Welcome to the latest version of our NetEye Unified Monitoring Solution that introduces an updated version of Grafana, customizable asset management import into monitoring, new profiles for Windows software in Monarch, and updated SMS gateway hardware. It also contains upgraded infrastructure for NetEye ITOA subscribers. Product: NetEye Release Number: 3.14 Release Date:…
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