Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Build a Websocket Tunnel in Elixir

Sponsored · Ship Features Fearlessly Turn features on and off without deploys. Used by thousands of Ruby developers. →
Avatar for Hemslo Hemslo
September 05, 2018
Programming
130
1

Build a Websocket Tunnel in Elixir

Avatar for Hemslo

Hemslo

September 05, 2018

More Decks by Hemslo

See All by Hemslo
Introduction to Elixir
Avatar for Hemslo hemslo
0
440

Other Decks in Programming

See All in Programming
Rethinking API Platform Filters
Avatar for Vincent Amstoutz vinceamstoutz
0
11k
おれのAgentic Coding 2026/03
Avatar for TsukasaSekiguchi tsukasagr
1
140
我々はなぜ「層」を分けるのか〜「関心の分離」と「抽象化」で手に入れる変更に強いシンプルな設計〜 #phperkaigi / PHPerKaigi 2026
Avatar for shogogg shogogg
2
880
20260320登壇資料
Avatar for 松井遼(まついはるか) pharct
0
170
PHPで TLSのプロトコルを実装してみるをもう一度しゃべりたい
Avatar for higaki higaki_program
0
190
Linux Kernelの1文字のミスで 権限昇格ができた話
Avatar for rona rqda
0
2.3k
The Monolith Strikes Back: Why AI Agents ❤️ Rails Monoliths
Avatar for Rodrigo Serradura serradura
0
290
AWS re：Invent 2025の少し振り返り ＋ DevOps AgentとBacklogを連携させてみた
Avatar for Satoshi Kaneyasu satoshi256kbyte
2
150
AI時代のPhpStorm最新事情 #phpcon_odawara
Avatar for yusuke yusuke
0
140
「速くなった気がする」をデータで疑う
Avatar for Leaf senleaf24
0
150
Don't Prompt Harder, Structure Better
Avatar for Yusuke Kita kitasuke
0
640
Xdebug と IDE による デバッグ実行の仕組みを見る / Exploring-How-Debugging-Works-with-Xdebug-and-an-IDE
Avatar for shin1x1 shin1x1
0
360

Featured

See All Featured
Efficient Content Optimization with Google Search Console & Apps Script
Avatar for Katarina Dahlin katarinadahlin
PRO
1
490
HU Berlin: Industrial-Strength Natural Language Processing with spaCy and Prodigy
Avatar for Ines Montani inesmontani
PRO
0
310
Building AI with AI
Avatar for Ines Montani inesmontani
PRO
1
870
How to optimise 3,500 product descriptions for ecommerce in one day using ChatGPT
Avatar for Katarina Dahlin katarinadahlin
PRO
1
3.5k
Scaling GitHub
Avatar for Zach Holman holman
464
140k
Design of three-dimensional binary manipulators for pick-and-place task avoiding obstacles (IECON2024)
Avatar for konakalab konakalab
0
400
SEO Brein meetup: CTRL+C is not how to scale international SEO
Avatar for Linda Hogenes lindahogenes
1
2.5k
Building a A Zero-Code AI SEO Workflow
Avatar for Ian Lurie portentint
PRO
0
440
Keith and Marios Guide to Fast Websites
Avatar for Keith Pitt keithpitt
413
23k
VelocityConf: Rendering Performance Case Studies
Avatar for Addy Osmani addyosmani
333
25k
XXLCSS - How to scale CSS and keep your sanity
Avatar for Zaharenia Atzitzikaki sugarenia
249
1.3M
Un-Boring Meetings
Avatar for Sebastian Deterding codingconduct
0
260

Transcript

  1. Build a Websocket Tunnel - Wang, Di @hemslo

  2. Tunnel

  3. Websocket

  4. Hello World: Echo Server Task and gen_tcp

  5. Glance SRC --- Client -websocket tunnel- Server --- Forwarder ---

    DEST

  6. Forwarder Connect to destination host:port When data received from source,

    send to destination When data received from destination, send to source Code

  7. Websocket Server Cowboy Phoenix.Endpoint.CowboyWebSocket Phoenix.Transports.WebSocket Code

  8. Websocket Client websocket_client ranch Code

  9. SOCKS Proxy SOCKS Dante ssh -D

  10. TLS: WSS No Coding, don’t invent your own encryption algorithm,

    use TLS. SRC --- Client -wss- Nginx -ws- Server --- Forwarder --- DEST

  11. Future Error handle and connection close Use Cowboy 2 Documentation

    Wider usage

  12. Q&A