March 30, 2023 1:00 PM
We have recently introduced Oxy, our Rust-based framework for proxies powering many Cloudflare services and products. Today, we will explain why and how it spans various layers of the OSI model, by handling directly raw IP packets, TCP connections and UDP payloads...
March 02, 2023 3:05 PM
In this blog post, we are proud to introduce Oxy - our modern proxy framework, developed using the Rust programming language...
September 14, 2022 1:00 PM
Today we are excited to talk about Pingora, a new HTTP proxy we’ve built in-house using Rust that serves over 1 trillion requests a day...
September 15, 2021 12:59 PM
Using Rust and Cloudflare Workers helps us quickly iterate and deliver product improvements over the coming weeks and months....
September 09, 2021 1:00 PM
Introducing the Cloudflare Workers Rust SDK: write your entire Worker in Rust, no JavaScript required. ...
December 25, 2020 2:00 PM
Cron parsers are everywhere, each supporting their own extensions on the cron string format, which made consistency between parts of Cron Triggers difficult to achieve. Today we’re showing how we easily solved this problem with Rust without needing to write the same code twice....
September 24, 2020 11:00 AM
Firewall Rules lets customers filter the traffic hitting their site, powered by our Wirefilter engine. We’re excited to share some in-depth optimizations we have recently made to improve the performance of our edge....
November 29, 2019 8:00 AM
The second blog post in the series on HTML rewriters picks up the story in 2017 after the launch of the Cloudflare edge compute platform Cloudflare Workers. It became clear that the developers using workers wanted the same HTML rewriting capabilities that we used internally, ...
November 28, 2019 8:44 AM
To coincide with the launch of streaming HTML rewriting functionality for Cloudflare Workers we are open sourcing the Rust HTML rewriter (LOL HTML) used to back the Workers HTMLRewriter API. We also thought it was about time to review the history of HTML rewriting at Cloudflare....
March 28, 2019 4:08 PM
Today, we're open sourcing and announcing wrangler, a CLI tool for building, previewing, and publishing Rust and WebAssembly Cloudflare Workers. If that sounds like some word salad to you, that's a reasonable reaction....
March 27, 2019 1:43 PM
Today we are happy to release the source code of a project we’ve been working on for the past few months. It is called BoringTun, and is a userspace implementation of the WireGuard® protocol written in Rust....
March 04, 2019 4:00 PM
In the previous post we described the Firewall Rules architecture and how the different components are integrated together. We created a configurable Rust library for writing and executing Wireshark®-like filters in different parts of our stack written in Go, Lua, C, C++ and Java...
March 04, 2019 1:00 PM
Recently we launched Firewall Rules, a new feature that allows you to construct expressions that perform complex matching against HTTP requests and then choose how that traffic is handled....
January 22, 2019 4:26 PM
During last year’s Birthday Week we announced early support for QUIC, the next generation encrypted-by-default network transport protocol designed to secure and accelerate web traffic on the Internet....
October 16, 2018 12:00 PM
The Workers team just announced support for WebAssembly (WASM) within Workers. If you saw my post on Internet Native Apps, you'll know that I believe WebAssembly will play a big part in the apps of the future....
September 02, 2018 7:35 AM
As we enable more ARM64[1] machines in our network, I want to give some technical insight into the process we went through to reach software parity in our multi-architecture environment....
April 06, 2018 2:00 PM
Serving content from a Rust web server running on a Raspberry Pi from your home to the world, with a Cloudflare Argo Tunnels....
January 31, 2018 12:11 PM
Among other interesting features, Rust has a powerful macro system. Unfortunately, even after reading The Book and various tutorials, when it came to trying to implement a macro which involved processing complex lists of different elements, I still struggled to understand how it ...
