John Dansak https://jlte.us/ Recent content on John Dansak Hugo en-us Fri, 06 Nov 2026 12:00:00 +0000 Building nettui: A Native Rust Terminal UI for macOS Networking, VPNs, Wi-Fi, and 802.1Q VLANs https://jlte.us/blog/nettui-macos-network-tui-rust/ Fri, 06 Nov 2026 12:00:00 +0000 https://jlte.us/blog/nettui-macos-network-tui-rust/ Why I built a compiled Rust TUI (ratatui + CoreWLAN/CoreLocation + scutil) to manage macOS network interfaces, Tailscale/WireGuard VPNs, Wi-Fi scanning, and 802.1Q VLANs from the keyboard. Zero-Inventory Ansible Playbooks for macOS, Ubuntu, and Arch Linux https://jlte.us/blog/ansible-multi-os-workstation-playbooks/ Fri, 06 Nov 2026 00:00:00 +0000 https://jlte.us/blog/ansible-multi-os-workstation-playbooks/ How I built self-contained, multi-OS Ansible roles to install modern CLI tooling, Neovim, tmux, and Tokyo Night Storm across macOS, Debian/Ubuntu, and Arch Linux without a static inventory. Building canvas-scraper: A Fast Go CLI & Web Dashboard for Canvas LMS Gradebooks https://jlte.us/blog/canvas-scraper-go-gradebook-cli-and-dashboard/ Thu, 05 Nov 2026 12:00:00 +0000 https://jlte.us/blog/canvas-scraper-go-gradebook-cli-and-dashboard/ How I built a standalone Go utility that extracts Canvas LMS grades, category weights, and assignments for student and parent/observer accounts—exporting to terminal tables, single-file HTML dashboards, and AI-ready Markdown. Provisioning an AMD Strix Halo Local LLM Node with Ansible, ROCm 7.1, and llama.cpp https://jlte.us/blog/amd-strix-halo-rocm-llama-cpp-ansible/ Wed, 04 Nov 2026 00:00:00 +0000 https://jlte.us/blog/amd-strix-halo-rocm-llama-cpp-ansible/ Inside the 4-stage Ansible playbook suite that configures my Ryzen AI MAX+ 395 (gfx1150) server with a 100 GiB GPU GTT aperture, custom ROCm 7.1 llama.cpp build, multi-model routing, and OpenCode. Installing Splunk Enterprise on Ubuntu or Debian https://jlte.us/blog/splunk-install/ Sun, 22 Mar 2026 00:00:00 +0000 https://jlte.us/blog/splunk-install/ A quick guide to downloading and installing the latest Splunk Enterprise on any Ubuntu or Debian system, including the root gotcha that trips everyone up on 10.x. Hello World https://jlte.us/blog/hello-world/ Sat, 21 Mar 2026 00:00:00 +0000 https://jlte.us/blog/hello-world/ First post — notes on infrastructure, security, and things worth writing down. Projects https://jlte.us/projects/ Mon, 01 Jan 0001 00:00:00 +0000 https://jlte.us/projects/ Open-source tools built in Rust and Go: nettui (macOS Network TUI) and canvas-scraper (Canvas LMS Gradebook CLI & Web Dashboard). Resume & Background https://jlte.us/resume/ Mon, 01 Jan 0001 00:00:00 +0000 https://jlte.us/resume/ 20+ years in enterprise infrastructure, virtualization, architecture, and Site Reliability Engineering.