VirtualTam's bookmarks

1. The modern OpenBSD home router 2025-05-05

   tags: bsd/openbsd, network/dhcp, network/ethernet, network/ipv4, network/ipv6, network/ppp, network/router

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2. Permacomputing - Resilience and regenerativity in computer and network technology inspired by permaculture 2025-04-29

   tags: diy, efficiency, hardware, recycle

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   • Principles
   • Projects
3. robots.txt - AI / LLM User-Agents: Blocking Guide 2025-04-29

   tags: network/http, robots.txt, web/crawling, web/scraping

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   • A summary of my bot defence systems
     • Butlerian Jihad - Blog posts on the topic of fighting off spam bots, search engine spiders and other non-humans wasting the precious resources we have on Earth
   • EmacsWiki's robots.txt
4. A different approach to blocking bad webbots by IP address 2025-04-28

   tags: feed, network/autonomous-system, network/http, network/ip, web/crawling, web/scraping

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   • Now a bit about feed readers
   • A deeper dive into mapping web requests via ASN, not by IP address
   • Notes on blocking spam by filtering on ASN
5. This blog is hosted on a Nintendo Wii 2025-04-28

   tags: bsd/netbsd, network/http, nintendo/wii

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6. Archiving URLs | Gwern 2025-04-09

   tags: network/http, personal-knowledge/bookmark, personal-knowledge/digital-garden, programming/html, web, web/scraping

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7. Patroni - A Template for PostgreSQL HA with ZooKeeper, etcd or Consul 2025-03-30

   tags: database/postgresql, distributed-system/cluster, distributed-system/high-availability, network/reverse-proxy/haproxy, programming/python

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8. ICANN Update: Launching RDAP; Sunsetting WHOIS 2025-02-27

   tags: command-line, ietf/rfc, network/dns, network/rdap, programming/rust

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   • icann/icann-rdap
   • The rdap Command
   • The Registration Data Access Protocol
     • Client Implementations
   • RFC 9082 - Registration Data Access Protocol (RDAP) Query Format
   • RFC 9536 - Registration Data Access Protocol (RDAP) Reverse Search
9. ESPARGOS - ESP32-based WiFi sensing array 2025-02-17

   tags: embedded, microcontroller/espressif/esp32, network/wireless/wifi, physics, programming/python, visualization

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   • Dataset: Four phase- and time-synchronous ESPARGOS antenna arrays in a lab room
   • ESPARGOS/pyespargos - Python library for working with the ESPARGOS WiFi channel sounder
   • This ESP32 Antenna Array Can See WiFi
   • Source Code for Paper "Augmenting Channel Charting with Classical Wireless Source Localization Techniques"
   • Phased Arrays - Steering and the Antenna Pattern | An Animated Intro to Phased Arrays
10. HAProxy as Egress Controller 2025-02-13

    tags: network/http, network/reverse-proxy, network/reverse-proxy/haproxy

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11. Cloudflare is blocking NewsBlur RSS feed fetchers 2025-02-08

    tags: cloud-computing/cloudflare, curl, feed/rss, network/http

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    • 403 using curl
    • Cloudflare Radar - Verified Bots
12. Stratoshark - Explore and analyze applications at the system call level 2025-01-27

    tags: linux, network/packet-capture/pcap, network/packet-capture/wireshark

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    • Those Aren't Packets: How Stratoshark Brings the Power of Wireshark to the Cloud
    • Stratoshark: Extending Wireshark’s legacy into the cloud
    • Getting Started With Stratoshark
13. Mailpit - An email and SMTP testing tool with API for developers 2025-01-22

    tags: email, framework/vue.js, network/pop3, network/smtp, programming/go

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    • axllent/mailpit
14. Buf - Custom and configurable lint rules 2025-01-22

    tags: network/grpc, network/protocol-buffers, programming/go

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    • bufbuild/buf#29 - Custom and configurable lint rules
      • bufbuild/buf#29 - Comment on 2024-09-06 - Alpha stage plugin announcement
    • bufbuild/bufplugin - The APIs for plugins to the Buf platform
    • bufbuild/bufplugin-go - Go SDK for the Bufplugin framework
15. Packer & QEMU - Set SSH password dynamically during auto-install 2025-01-21

    tags: configuration-management/ansible, linux/container/kubernetes, network/ssh, packer, virtualization, virtualization/qemu

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    • Packer - QEMU Integration
      • QEMU Builder - Optional SSH Fields
      • QEMU Builder - SSH Key Pair Automation
    • SSH password needs to be generated dynamically during auto-install
    • kubernetes-sigs/image-builder - Tools for building Kubernetes disk images
      • images/capi/packer/qemu
      • mages/capi/hack
      • image-ssh.sh
      • set-ssh-password.sh
16. Git - Wire Protocol V2 2025-01-20

    tags: network/http, network/ssh, source-code-management/git

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    • Gitlab - Configuring Git Protocol v2
    • Github - Git Wire Protocol v2 Support, 2018-11-08
    • Introducing Git protocol version 2, 2018-05-18
    • Highlights from Git 2.26, 2020-03-22
17. gRPC - Standardization of rich error reporting via google.rpc.Status 2025-01-16

    tags: error-handling, network/grpc, network/protocol-buffers, programming/go, programming/python

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    • gRPC Guides - Error Handling
    • gRPC Proposals - New RPC Status API for Python
    • Advanced gRPC Error Usage
    • Google API Improvement Proposal - AIP-193 - Errors
18. scrapli - A library to connect to network devices via SSH or Telnet 2025-01-12

    tags: cisco, network/router, network/ssh, network/telnet, programming/python

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    • carlmontanari/scrapli
    • Project Details
    • Basic Usage
19. CoreDNS - header plugin 2025-01-12

    tags: network/dns, network/http

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    • #3690 - CoreDNS as dns server, when doing "nslookup domain" command, I Got ";; Got recursion not available from xx.xx.xx.xx, trying next server"
    • #3835 - [investigation] Got recursion not available from ... trying next server
20. macos - DNS Resolution Fails for ping and curl, but not dig 2025-01-11

    tags: apple/macos, network/dns, network/http

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    • OSX Domain-Specific DNS Servers (/etc/resolver)
    • [macOS] need to support domain specific dns server (custom DNS)
    • Using scutil to set DNS for specific domains
    • How to query macOS DNS resolver from Terminal?