Photo by Yichun Zhang
Photo by Yichun Zhang
Photo by Yichun Zhang

Limit Request Rate by Custom Keys in OpenResty Edge

Today I’d demonstrate another feature in OpenResty Edge: to limit the request rate by some keys. Sometimes the clients send requests too fast, like under a denial of service attack. Read more...

Photo by Yichun Zhang

Ylang: Universal Language for eBPF, Stap+, GDB, and More (Part 4)

  • Transparent Container Tracing
  • Efficient Stack Unwinding
  • Analyzing Dead Processes (Core Dumps)
  • Very Low Tracing Overhead
  • Standard Ylang Libraries & Tools
  • Network Filtering & Control
  • The Ylang Compiler’s Implementation
  • Operating System Support
  • Contributions to Open-Source Communities
Read more...

Photo by Yichun Zhang

Ylang: Universal Language for eBPF, Stap+, GDB, and More (Part 3)

  • The Language Syntax (Continued)
    • String Literals
    • Built-in Regex Support
    • Full Control-Flow Support
    • Floating-Point Number Support
    • Compared to Open-Source Toolchains
  • Transparent Debug Symbol Handling
    • Debug Symbols: No Runtime Overhead
    • Centralized Package Database
    • Fuzzy Matching Debug Symbols
Read more...

OpenResty open-source community workspace

Please join us here and share your thoughts and questions with us, we can't wait to see you there!