Tag: ServerManagement
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AppArmor Security Profiles for Kubernetes
💡 AppArmor Security Profiles for Kubernetes — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for AppArmor Security Profiles for Kubernetes. 📑 Table of Contents Understanding AppArmor behavior Why AppArmor? (DAC vs MAC) AppArmor’s core mode and profile controls AppArmor integration in Kubernetes (K8s) environments Key summary References Summary of Kubernetes usage…
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CNCF Cloud-Native Open Source Ecosystem
💡 CNCF Cloud-Native Open Source Ecosystem — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for CNCF Cloud-Native Open Source Ecosystem. Collaboration tools Issue Tracking Jira – Features: Jira is a project management and issue tracking tool from Atlassian that helps software development teams leverage agile and other project management methodologies. –…
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OPNsense Firewall Archi: Packet Filter & IDS
💡 OPNsense Firewall Archi: Packet Filter & IDS — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for OPNsense Firewall Archi: Packet Filter & IDS. Installation Management Conceptual Definition IP Band Definition NAT system WireGuard to WAN References and Guidelines (NOTE) $$ \text{Client} \xleftrightarrow{[L3]tunnel/snat} \text{VPN Interface (Original Src)} \xrightarrow{[1]blocked} \text{WAN Interface (Dst)}…
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Helmfile Declarative CD Archi: Multi-Env
💡 Helmfile Declarative CD Archi: Multi-Env — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Helmfile Declarative CD Archi: Multi-Env. Information References gitops repository Enterprise Cloudlab/cmp-helm Cluster Version Development environment information | Cluster Version Architectures Cluster Installation Global Setting bash Copy vi /etc/systemd/resolved.conf >>> [Resolve] DNS=<management_node_ip> 8.8.8.8 <<< systemctl restart systemd-resolved.service…
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Dockerfile : Multi-stage Builds & Caching
💡 Dockerfile : Multi-stage Builds & Caching — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for Dockerfile : Multi-stage Builds & Caching. Samples Syntax 1. Basic command FROM Create a new image based on the image. Format: FROM : Example: FROM node:16 RUN Specifies the command to be executed during Docker image…
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istioctl CLI Sheet: Istio Proxy Diagnosis
💡 istioctl CLI Sheet: Istio Proxy Diagnosis — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for istioctl CLI Sheet: Istio Proxy Diagnosis. Linked Page Cluster Control install Apply the Istio manifest to install or reconfigure Istio on your cluster. uninstall Remove Istio from the cluster upgrade Upgrade your Istio control plane…
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CSS Selectors : Compound Selectors
💡 CSS Selectors : Compound Selectors — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for CSS Selectors : Compound Selectors. About CSS selectors CSS (Cascading Style Sheets) is responsible for providing styles to HTML elements. To do so, you need to be familiar with selectors because you need to specify the…
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KubeVirt Virtualization on K8s: Containers
💡 KubeVirt Virtualization on K8s: Containers — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for KubeVirt Virtualization on K8s: Containers.
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ArgoCD GitOps Controller Prometheus
💡 ArgoCD GitOps Controller Prometheus — Executive Summary Technical architectural analysis, practical configuration manifests, and deployment instructions for ArgoCD GitOps Controller Prometheus. Index Prometheus Manifest References and Guidelines (NOTE) Name: PrometheusDeployed: k8s, argo-cd, bitnamiNote: Automatic creation of Node Exporter when using default value (Master + Worker) Argo-cd Manifest, Target Definition yaml Copy project: default source:…