Blog Entries

05. 10. 2020 Alessandro Valentini Uncategorized

Bugfix for NetEye 4.14

We fixed an issue related to the execution of GLPI automatic actions. For NetEye 4.14 we updated: glpi, glpi-neteye-config and glpi-autosetup to the version 9.5.1_neteye1.9.2-1

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08. 09. 2020 Alessandro Valentini Log-SIEM, NetEye

Sigma Rules in NetEye SIEM

In order to protect your business against cyber attacks you need to both harden your systems and promptly detect suspicious activities in your infrastructure. Sigma is an open source project which defines specifications for a standard signature format that allows you to describe relevant log events for security purposes. The Sigma rules language is intended…

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07. 09. 2020 Alessandro Valentini Bug Fixes, NetEye

Bug Fixes for NetEye 4.13

With this bugfix release, we fixed a an issue causing tornado to crash when opening more than 1024 files . For NetEye 4.13 we updated: tornado, tornado-autosetup, tornado-common, tornado-neteye-config, tornado-rsyslog-collector-logmanager to version 0.39.6-1

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01. 09. 2020 Alessandro Valentini Icinga Web 2, NetEye

NetPye: how to use a RaspberryPi as NetEye Satellite

This article explains how to set up a NetEye4 satellite using a Raspberry Pi. This is not an official guide and this solution is not officially supported. As test-bed I used a Raspberry Pi 4B with 4GB of ram, 32GB microSD card and NetEye 4.12 single-node installation as master. Master Configuration Add a new zone…

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25. 06. 2020 Alessandro Valentini NetEye

Configuring Fencing on Dell Servers

As a NetEye User I want to handle node failures when they happen in my cluster. When a node becomes unresponsive, it might still be accessing your data: the only way to ensure that a node is truly offline is to shut it down. This procedure is called fencing. NetEye 4 relies on Corosync/Pacemaker, also…

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29. 05. 2020 Alessandro Valentini Bug Fixes, NetEye

Bug Fixes for NetEye 4.11

We fixed a bug which prevents DRBD and Tornado health checks to run successfully on elasticsearch-only nodes. For NetEye 4.11 we updated: neteye-setup to version 1.45.3-1 tornado and tornado-autosetup to version 0.30.2-1

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26. 05. 2020 Alessandro Valentini Bug Fixes, NetEye

Bug Fixes for NetEye 4.11

We fixed errors which prevents correct execution of neteye_secure_install during first installation of a NetEye cluster. For NetEye 4.11 we updated: httpd-neteye-config httpd-neteye-config-autosetup to version 1.6.2-1

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16. 04. 2020 Alessandro Valentini Bug Fixes, NetEye

Bug Fixes for NetEye 4.11

We fixed errors which prevents moving httpd certificates to cluster resource caused by unexpected options in httpd ssl configuration. For NetEye 4.11 we updated: httpd-neteye-config httpd-neteye-config-autosetup httpd-neteye-config-devel to version 1.6.1-1 icingacli icingaweb2-selinux icingaweb2-vendor-Parsedown icingaweb2 icingaweb2-vendor-dompdf icingaweb2-vendor-zf1 icingaweb2-autosetup icingaweb2-vendor-HTMLPurifier php-Icinga icingaweb2-common icingaweb2-vendor-JShrink icingaweb2-devel icingaweb2-vendor-lessphp to version 2.7.3_neteye1.65.1-1 icingaweb2-module-assetmanagement icingaweb2-module-assetmanagement-autosetup to version 1.15.1-1

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26. 03. 2020 Alessandro Valentini NetEye

NetEye Voting-only Node

A common issue in cluster environment is the split brain condition. A split brain occurs when some nodes of the cluster are not able to communicate properly, but instead continue to work like two separate, distinct clusters leading to data or service inconsistency. To prevent this situation a common solution is to introduce the concept…

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20. 03. 2020 Alessandro Valentini Bug Fixes, NetEye

Bug Fixes for NetEye 4.10

Fixed a bug which overrides logstash certificates when neteye_secure_install is executed preventing external beats to connect to logstash. For NetEye 4.10 we updated: elasticsearch, elasticsearch-autosetup, elasticsearch-neteye-config, elasticsearch-xpack, elasticsearch-xpack-autosetup, kibana, kibana-autosetup, kibana-neteye-config, kibana-xpack, kibana-xpack-autosetup, logstash, logstash-neteye-config, logstash-neteye-config-autosetup, logstash-xpack, logstash-xpack-autosetup to version 7.4.0_neteye2.7.2-1

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14. 01. 2020 Alessandro Valentini Bug Fixes

Bug Fixes for NetEye 4.9

Fixes NetEye deep check error on passive nodes when module logmanagement is installed. For NetEye 4.9 we updated: searchguard-plugin-common, searchguard-plugin-common-autosetup, elasticsearch-plugin-searchguard, elasticsearch-plugin-searchguard-autosetup, kibana-plugin-searchguard,kibana-plugin-searchguard-autosetup to versions 8.4.2-1 icingaweb2-module-logmanager, icingaweb2-module-logmanager-autosetup to version 0.29.1-1

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10. 12. 2019 Alessandro Valentini Bug Fixes

Bug Fixes for NetEye 4.9

This bugfix improves DRBD resiliency respect to all outages which might cause split brain or diverging data of replicas. On a cluster with three or more Red Hat HA Clustering nodes, quorum is enable and, in case of loss of quorum, the nodes will report io-error: this prevents diverging of data and split brain conditions….

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05. 12. 2019 Alessandro Valentini Bug Fixes

Bug Fixes for NetEye 4.8/4.9

Fixed a bug which requires to manually restart Kibana when upgrading from NetEye 4.8 to NetEye 4.9. Nagvis fixes a bug in cluster installations on NetEye 4.9. For NetEye 4.8 we updated: elasticsearch, elasticsearch-autosetup, elasticsearch-neteye-config, elasticsearch-xpack, elasticsearch-xpack-autosetup, kibana, kibana-autosetup, kibana-neteye-config, kibana-xpack, kibana-xpack-autosetup, logstash, logstash-neteye-config, logstash-neteye-config-autosetup, logstash-xpack, logstash-xpack-autosetup to version 7.3.1_neteye2.3.5-1 For NetEye 4.9 we updated:…

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22. 11. 2019 Alessandro Valentini Bug Fixes

Bug Fixes for NetEye 4.8

Fixed a bug that prevented NetEye from being installed successfully when the locale is a value different than English. For NetEye 4.8 we updated: neteye-setup to version 1.24.4-1 

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20. 11. 2019 Alessandro Valentini Bug Fixes

Bug Fixes for NetEye 4.8

Fixed a bug that prevented Elasticsearch from starting on a fresh NetEye 4.8 cluster installation. This bug was caused by two deprecated options,discovery.zen.ping.unicast.hosts and discovery.zen.minimum_master_nodes,which are no longer used now that Zen Discovery has been removed in Elastic 7.To start Elasticsearch 7.3.1 correctly on a first install requires two options to be set: discovery.seed_hosts to…

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