--- title: "Writing an OS in Go?" publication: "Go Weekly" issue: 458 published_at: "2023-05-02" canonical_url: "https://golangweekly.com/issues/458" --- Plus random testing, a turbocharged gRPC workflow, and a plea to OpenAI. | #​458 — May 2, 2023 [Unsub](https://golangweekly.com/leave/*|UID|*)|[Web Version](https://golangweekly.com/issues/458) Together with [![Helios\](https://res.cloudinary.com/cpress/image/upload/c_fill,g_auto,e_trim,w_300,h_130/e_make_transparent/co_white,e_outline:7/zv5wpiprh3safafcr33x.png)](https://gethelios.dev/blog/golang-distributed-tracing-opentelemetry-based-observability) Go Weekly [![\](https://res.cloudinary.com/cpress/image/upload/w_1280,e_sharpen:60,q_auto/hcyvm64gsovnduix6tuz.jpg)](https://github.com/redis/rueidis) [Rueidis 1.0: A Fast Redis Client with Caching](https://github.com/redis/rueidis) — Endorsed enough to now be in the official Redis GitHub org at least, this is a Redis client focused on performance with auto-pipelining of non blocking commands, client-side caching implemented in the [preferred way](https://redis.io/docs/manual/client-side-caching/), and support for Redis’s official extensions. The only tricky part is how to pronounce it. Rueian [Writing an OS in Go: The Bootloader](https://totallygamerjet.hashnode.dev/writing-an-os-in-go-the-bootloader) — Warning: Low-level gophers digging in the sandbox here :-) This is the self described ‘hello world’ of operating system development, and the first step in what promises to be a long but fascinating journey for the author. TotallyGamerJet [![\](https://copm.s3.amazonaws.com/d165af1e.png)](https://gethelios.dev/blog/golang-distributed-tracing-opentelemetry-based-observability) [How to Add OpenTelemetry to Your Go Apps in Minutes](https://gethelios.dev/blog/golang-distributed-tracing-opentelemetry-based-observability) — If you’ve considered using OpenTelemetry in your Go apps, you know the struggle. Here is a step by step tutorial on how to implement OTel in Go in a few simple steps, by integrating it in compile time. Helios sponsor [Self-Hosted _Soft Serve_ for Git](https://charm.sh/blog/self-hosted-soft-serve/) — No ice cream involved. [_Soft Serve_](https://github.com/charmbracelet/soft-serve) is a Go-powered self-hostable git server from the folks at Charm (perhaps best known for the [Bubble Tea](https://github.com/charmbracelet/bubbletea) TUI framework) and this is a thorough guide to setting it up for yourself. Ayman Bagabas (Charm) **IN BRIEF:** - A look at using [`crypto/ecdh` and TPMs in Go 1.20](https://linderud.dev/blog/golang-crypto/ecdh-and-the-tpm/) to perform a key exchange. - Google has released the latest of its bite sized videos convincing companies to try out Go. This time Valentin Deleplace explains [▶️ Go's key strengths for data processing.](https://www.youtube.com/watch?v=OqDucku2V-I) I wish they'd go deeper as the production quality is great. - GopherCon Europe's Head of Diversity, Ronna Steinberg, went on the Go Time podcast to [▶️ discuss the topic of diversity at Go events](https://changelog.com/gotime/274) and efforts to improve such. ['Random' Testing in Go](https://bitfieldconsulting.com/golang/random-testing) — In many situations, choosing good test cases can be a bit hit-and-miss. What if we could automate the process? John considers a few ways to shake things up a bit. John Arundel [Supercharging Your gRPC Workflow with Bob](https://bob.build/blog/supercharge-grpc-workflows) — [Bob](https://bob.build/) is a build system for microservices (currently in open beta) and this post tries to sell you on it by showing how to put together a simple gRPC client and server. Bob [Three Things to Never Build In Your Go App](https://www.courier.com/blog/the-three-things-to-never-build-in-your-app/?utm_campaign=q2-fy23-cooper-press&utm_source=email&utm_medium=go-newsletter-5-2-23&utm_content=3-things-never-build) — Authentication, notifications, and payments. Ship MVP faster by outsourcing non-core features. Courier.com sponsor ▶[The Power of the Decorator Pattern](https://www.youtube.com/watch?v=GipAZwKFgoA) — 14 minute live-coding screencast. Anthony GG [Moving Go AWS Lambda Functions to Graviton / Arm Chips](https://medium.com/@spei/moving-aws-lambda-functions-with-golang-on-graviton-based-chips-1996f794b82e) Stathis Peioglou 🛠 Code & Tools [wazero 1.1: Zero Dependency WebAssembly Runtime in Go](https://wazero.io/) — Embed wazero in your Go project and extend any app ([simple example](https://github.com/tetratelabs/wazero/tree/main/examples/basic)). [v1.1](https://github.com/tetratelabs/wazero/releases/tag/v1.1.0) improves debugging, reduces memory usage and adds new APIs for advanced use cases. Tetrate [rqlite 7.15.0: A Relational Database Atop SQLite](https://github.com/rqlite/rqlite/releases/tag/v7.15.0) — A long standing project and built in Go, of course. v7.15.0’s biggest addition is support for [automatic backups](https://rqlite.io/docs/guides/backup/#automatic-backups) to S3 which could certainly make it more appealing. [Official homepage.](https://rqlite.io/) rqlite [Kubernetes API Access Security Hardening](https://goteleport.com/blog/kubernetes-api-access-security/?utm_campaign=eg&utm_medium=partner&utm_source=golang) — The control plane controls k8s nodes, nodes control pods, pods control containers... But what controls the control plane? Teleport | goteleport.com sponsor [Graph 0.20: Generic Library for Creating Graph Data Structures](https://github.com/dominikbraun/graph) — Supports different kinds of graphs such as directed graphs, acyclic graphs, or trees. We’ve mentioned this a few times recently but it’s a powerful library and [v0.20.0](https://github.com/dominikbraun/graph/releases/tag/v0.20.0) adds an array of handy features for updating, cloning, and merging graphs together. Dominik Braun - [sqlc 1.18](https://github.com/kyleconroy/sqlc/releases/tag/v1.18.0) – Generate type-safe code from SQL. More new features than you'd expect here. - [pREST 1.3](https://github.com/prest/prest) ↳ Serve a RESTful API from a Postgres database. - [testfixtures 3.9](https://github.com/go-testfixtures/testfixtures) ↳ Ruby on Rails-like test fixtures for Go. - [Go-OpenAI 1.9.1](https://github.com/sashabaranov/go-openai/releases/tag/v1.9.1) – An OpenAI API wrapper library. _Psssst.. if you work for OpenAI, can you enable GPT-4 API access on my account pretty please?_ 😍 - [ntfy 2.4](https://github.com/binwiederhier/ntfy) ↳ Pub/sub notifications from anywhere. - [GoBGP 3.14](https://github.com/osrg/gobgp) ↳ A BGP implementation in Go. - [gocryptfs 2.3.2](https://github.com/rfjakob/gocryptfs) ↳ Encrypted overlay filesystem atop go-fuse. Jobs [Find a Job Through Hired](https://hired.com/join/?utm_source=newsletter&utm_medium=sponsor&utm_campaign=%28b2c%29%28l-all%29%28r-all%29%28cooper-golangweekly%29&utm_content=find-your-next-job) — Hired makes job hunting easy-instead of chasing recruiters, companies approach you with salary details up front. Create a free profile now. Hired 🧑‍💻 Got a job listing to share? _[Here's how](https://booking.cooperpress.com/jobs)_. Curated by Peter Cooper and [Glenn Goodrich](https://twitter.com/ruprict). [Change your email](https://golangweekly.com/edit_subscription/*|UID|*) [Stop getting this newsletter](https://golangweekly.com/leave/*|UID|*) © Cooper Press Ltd · Fairfield Enterprise Centre, Louth, LN11 0LS, United Kingdom