CodeGravity

Introduction:

Wazuh is a free, open-source host-based intrusion detection system (HIDS). It performs log analysis, integrity checking, Windows registry monitoring, rootkit detection, time-based alerting, and active response. It provides intrusion detection for most operating systems, including L...

Continue reading... Installing Wazuh agent on Debian with CSF firewall

ElasticsearchException[Failure running machine learning native code. This could be due to running on an unsupported OS or distribution, missing OS libraries, or a problem with the temp directory. To bypass this problem by running Elasticsearch without machine learning functionality set [xpack.ml.ena...

Continue reading... ElasticsearchException[Failure running machine learning native code - unsupported OS or distribution

When you have multiple pods and services and you want to make sure the pods start in correct order, there is a neat way how to achieve that. It's called initContainers. This is container which starts before the actual container and its purpose is just to check whether the dependent services are avai...

Continue reading... Kubernetes pod and service dependencies - using init containers

pain with crashing coredns

matto@pc:~$ kubectl get pods --namespace=kube-system
NAME                          READY   STATUS    RESTARTS   AGE
coredns-66bff467f8-j9lcr      1/1     Running   60         8m17s
coredns-66bff467f8-lf6vj      1/1     CrashLoopBackoff   99          8m17s

root cause of

Continue reading... CoreDNS CrashLoopBackOff Kubernetes issue