Tagged with "lua"

Streaming HTTP Response Output in OpenResty

Feb 8, 2021 4 mins read Posted by Yichun Zhang (updated Dec 20, 2021)

In this video, I’ll demonstrate how to do streaming HTTP response body output in OpenResty. cd ~/ mkdir stream-resp/ cd stream-resp/ We create the sub-directory structure as always. Read more...

Precompile Lua Modules into LuaJIT Bytecode to Speedup OpenResty Startup

Dec 9, 2020 4 mins read Posted by Yichun Zhang (updated Jan 2, 2022)

This tutorial demonstrates how to pre-compile Lua modules into LuaJIT bytecode. This can help reduce the startup time of an OpenResty application. Read more...

Timing Lua Code Correctly in OpenResty

Dec 7, 2020 4 mins read Posted by Yichun Zhang (updated Dec 20, 2021)

This tutorial demonstrates both the right ways and wrong ways of benchmarking user Lua code in OpenResty. cd ~ mkdir time-lua cd time-lua/ First of all, make sure our CPU is always at its full speed. Read more...

Share Data Across Requests Served by OpenResty

Dec 1, 2020 4 mins read Posted by Yichun Zhang (updated Dec 20, 2021)

This tutorial will demonstrate how to share data across different HTTP requests served by an OpenResty application. cd ~/ mkdir data-share cd data-share/ mkdir conf logs lua tree We first prepare our test application’s directory tree. Read more...

The resty Command-Line Utility Demo

Nov 29, 2020 4 mins read Posted by Yichun Zhang (updated Dec 20, 2021)

In this tutroial, we will demonstrate how to use the resty command-line utility shipped with OpenResty. cd ~ export PATH=/usr/local/openresty/bin:$PATH which resty It’s usually in this path. Read more...

Write Your Own Lua Modules for OpenResty Applications

Nov 15, 2020 4 mins read Posted by Yichun Zhang (updated Dec 20, 2021)

Today I’d demonstrate how to write your own Lua modules in your OpenResty applications, step by step. Let’s put our simple OpenResty application in a new directory named test-module. Read more...

Hello World HTTP Example in OpenResty

Nov 14, 2020 3 mins read Posted by Yichun Zhang (updated Dec 20, 2021)

This tutorial demonstrates how to implement a “hello world” HTTP interface using OpenResty. First of all, we make sure we are using OpenResty’s nginx. Read more...