Authentication

OpenResety Edge May 22, 2024

OpenResety Edge Updated May 22, 2024 5 mins read

High-Performance Web Application Firewall (WAF) in OpenResty Edge

Enable WAF for applications
Test the WAF settings of applications
Disable and re-enable WAF
WAF whitelist
Change the block action after a WAF hit
Test the new block action
Create WAF rule set
The implementation of WAF in OpenResty Edge

Enable WAF for applications
Test the WAF settings of applications
Disable and re-enable WAF
WAF whitelist
Change the block action after a WAF hit
Test the new block action
Create WAF rule set
The implementation of WAF in OpenResty Edge

OpenResety Edge May 22, 2024

OpenResety Edge Updated May 22, 2024 6 mins read

Configure HTTP basic auth in OpenResty Edge

Configure the HTTP basic auth credentials for applications
- Add a basic auth user group
- Enable the basic authentication
- Test
Configure the global HTTP basic auth
- Add a global basic auth user group
- Configure the global auth for application

Photo by Yichun Zhang

Configure the HTTP basic auth credentials for applications
- Add a basic auth user group
- Enable the basic authentication
- Test
Configure the global HTTP basic auth
- Add a global basic auth user group
- Configure the global auth for application

OpenResty XRay Jan 14, 2023

OpenResty XRay Jan 14, 2023

Automatic Analysis Reports in OpenResty XRay

Photo by Yichun Zhang

The Past
The Present
The Future

OpenResty XRay Nov 12, 2021

OpenResty XRay Nov 12, 2021

Ylang: Universal Language for eBPF, Stap+, GDB, and More (Part 1 of 4)

Photo by Yichun Zhang

What is Dynamic Tracing
Why the “Y” Name
Getting Started
Various Backends and Runtimes
Why a Unified Frontend Language
The Language Syntax

OpenResty XRay Aug 31, 2020

OpenResty XRay Aug 31, 2020

Introduction to Lua-Land CPU Flame Graphs

Photo by Guido Jansen

What is a Flame Graph
Simple Lua samples
Complicated Lua applications
Sampling overhead
Safety
Compatibility
Other types of Lua-land Flame Graphs

OpenResty XRay Aug 10, 2020

OpenResty XRay Aug 10, 2020

Memory Fragmentation in OpenResty and Nginx's Shared Memory Zones

Photo by Elena Mozhvilo

An empty zone
Filling entries of similar sizes
Deleting odd-numbered keys
Deleting the keys in the first half
Mitigating Fragmentation

OpenResty XRay Aug 4, 2020

OpenResty XRay Aug 4, 2020

How OpenResty and Nginx Shared Memory Zones Consume RAM

Photo by Jose G. Ortega Castro

Slabs and pages
What is allocated is not what is paid for
Fake Memory Leaks
HUP reload

OpenResty XRay Jan 21, 2020

OpenResty XRay Jan 21, 2020

How OpenResty and Nginx Allocate and Manage Memory

Photo by Harrison Broadbent

On The System Level
On The Application Level
For Traditional Nginx Servers

OpenResty XRay Apr 18, 2025

OpenResty XRay Apr 18, 2025

OpenResty XRay Empowers LLVM clang Performance Optimization Practices

OpenResty XRay Empowers LLVM clang Performance Optimization Practices

What is LLVM/clang
OpenResty XRay Analysis Process
Optimization Implementation and Results
Conclusion

OpenResty XRay Apr 17, 2025

OpenResty XRay Apr 17, 2025

Self-Optimization: The Performance Evolution of OpenResty XRay

Self-Optimization: The Performance Evolution of OpenResty XRay

Challenges and Pain Points
OpenResty XRay’s Self-Analysis Process
Remarkable Optimization Results
Technical Insights and Business Value
Conclusion

OpenResty XRay Apr 7, 2025

OpenResty XRay Apr 7, 2025

OpenResty XRay Helps Boost Script Performance by 44 Times

OpenResty XRay Helps Boost Script Performance by 44 Times

From Bottleneck Discovery to Significant Speed Improvement
How OpenResty XRay Works
Comparison with Traditional Methods

OpenResty XRay Apr 3, 2025

OpenResty XRay Apr 3, 2025

Cross-Media Data Structure Drift: OpenResty XRay Enables 20x Performance Improvement

Cross-Media Data Structure Drift: OpenResty XRay Enables 20x Performance Improvement

Performance Challenges and Breakthroughs
Practical Significance of 20x Performance Improvement
Future Outlook

OpenResty XRay Apr 2, 2025

OpenResty XRay Apr 2, 2025

From OOM to O(1): The Implementation Path of Streaming JSON Parser

From OOM to O(1): The Implementation Path of Streaming JSON Parser

Differences between JSONL format and traditional JSON
Solution
Continuous optimization
Technical insights
verification

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