OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 5 mins read

Configuring gateway access log files in OpenResty Edge

• Configure access log format on the global config page
• Configure access logs for the sample application
• Test access logs

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 4 mins read

Load-balancing TCP applications via OpenResty Edge

• Create a TCP application
• Create an upstream and a page rule for the TCP application
• Test the TCP application

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 5 mins read

Configuring error log files in OpenResty Edge

• Error logs of the sample application
• Error logs of openresty.com
• Global error logs
• Check error logs on servers

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 4 mins read

Configuring sticky cookies in OpenResty Edge gateways

• Introduction to Sticky Cookie in OpenResty Edge
• Enable Sticky Cookie for the sample application
• Test
• Disable Sticky Cookie
• Test

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 5 mins read

How to use standard dynamic metrics in OpenResty Edge

• Introduction to dynamic metrics
• Enable standard dynamic metrics for the sample application
• Test
• Standard dynamic metrics of openresty.org

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 6 mins read

Managing traffic to Kubernetes (K8s) upstreams in OpenResty Edge

• How to create and use Kubernetes upstream
  • Create Kubernetes cluster
  • Create Kubernetes upstream
  • Create a page rule that uses Kubernetes upstream
  • Test

OpenResty XRay Nov 1, 2023

OpenResty XRay Updated Nov 1, 2023 6 mins read

How to deploy the on-premises version of OpenResty XRay on Microsoft's Azure cloud

• Create a subscription and a resource group
• Create the Azure Kubernetes service
• Prepare the environment variables
• Log in to Azure from the command line
• Create the namespace and secret for Kubernetes
• Create the Azure Disk
• Update the configuration file for the persistent volume
• Update the Kubernetes configuration file
• Create the persistent volume
• Deploy the Kubernetes service
• Configure the application gateway

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 4 mins read

Configure distributed gRPC proxy in OpenResty Edge

• gRPC sample server and sample service
• Use the gRPC server as an upstream
• Test the gRPC service

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 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

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 5 mins read

The EdgeLang DSL in OpenResty Edge

• Introduction to Edgelang
• Add a page rule defined using Edgelang
• Test
• Modify the Edgelang definition of the page rule
• Define WAF rules using Edgelang
• Edgelang user manual

OpenResty Open Source Apr 21, 2023

OpenResty Open Source Updated Apr 21, 2023 2 mins read

OpenResty 1.21.4.2 RC1 is out

• Source package
• Windows binary packages
• Version highlights

OpenResety Edge Nov 1, 2023

OpenResety Edge Updated Nov 1, 2023 5 mins read

How to pass the real client IP addresses to backend servers via special request headers

• Set up page rules for applications
• Test

OpenResty XRay Aug 28, 2023

OpenResty XRay Updated Aug 28, 2023 6 mins read

When Lua IPC Pipes Block OpenResty or Nginx's Event Loops

• The Problem
• Analyses
• Solutions
• Results

OpenResty XRay Apr 10, 2024

OpenResty XRay Updated Apr 10, 2024 26 mins read

The Wonderland of Dynamic Tracing (Part 1 of 3)

• Dynamic Tracing
• What It Is
• Too Good to be True?
• How it Works
• Still Having Doubts?
• The Advantages of Dynamic Tracing
• DTrace
• SystemTap
• DTrace and SystemTap
• Applications of SystemTap in Production

OpenResty XRay Apr 10, 2024

OpenResty XRay Updated Apr 10, 2024 15 mins read

The Wonderland of Dynamic Tracing (Part 2 of 3)

• Flame Graphs
• Methodology
• Knowledge Is Power
• Open-Source and Debug Symbols

OpenResty XRay Apr 10, 2024

OpenResty XRay Updated Apr 10, 2024 7 mins read

The Wonderland of Dynamic Tracing (Part 3 of 3)

• Dynamic Tracing Support in Linux Kernels
• Hardware Tracing
• Analyze Remains of Dead Process
• Traditional Debugging Technologies
• A Messy World of Debugging
• OpenResty XRay

OpenResty XRay Dec 28, 2022

OpenResty XRay Updated Dec 28, 2022 8 mins read

Optimize Memory Fragmentation due to Huge Nginx Configuration

• Challenges
• Analyses
• Solutions
• Results

OpenResty XRay Feb 7, 2023

OpenResty XRay Updated Feb 7, 2023 1 min read

New FAQ Doc for OpenResty XRay

We recently prepared a new FAQ document for OpenResty XRay

OpenResty XRay Aug 28, 2023

OpenResty XRay Updated Aug 28, 2023 10 mins read

Automatic Analysis Reports in OpenResty XRay

• The Past
• The Present
• The Future

OpenResty XRay Apr 10, 2024

OpenResty XRay Updated Apr 10, 2024 6 mins read

Resolving Bilibili’s major site incident with OpenResty XRay

• The incident
• Process of resolution
• Hardening after the incident
• OpenResty XRay Services