Brad Fitzpatrick e369a547bd misc/genreadme,tempfork/pkgdoc,tsnet: generate README.md files from godoc
Adds a CI check and Makefile target to keep opted-in directories'
README.md files in sync with their package godoc. For now tsnet (and
its sub-packages under tsnet/example) is the only opted-in tree. The
list of directories lives in misc/genreadme/genreadme.go as
defaultRoots, so CI and humans both just run `make genreadme` with no
arguments.

The genreadme workflow runs `make genreadme` and fails if any
README.md is out of date, pointing the user at the same command.

Along the way:

 - tempfork/pkgdoc now emits Markdown instead of plain text: headings
   become level-2 with no {#hdr-...} anchors, and [Symbol] doc links
   resolve to pkg.go.dev URLs, including for symbols in the current
   package (which the default Printer would otherwise emit as bare
   #Name fragments with no backing anchor in a README). Parsing no
   longer uses parser.ImportsOnly, so doc.Package knows the package's
   symbols and can resolve [Symbol] links at all.

 - genreadme also emits a pkg.go.dev Go Reference badge at the top of
   a library package's README; suppressed for package main.

 - tsnet/tsnet.go's package godoc is expanded in idiomatic godoc
   syntax — [Type], [Type.Method], reference-style [link]: URL
   definitions — rather than Markdown-flavored [text](url) or
   backtick-quoted identifiers, so that both pkg.go.dev and the
   generated README.md render cleanly from a single source.

Fixes #19431
Fixes #19483
Fixes #19470

Change-Id: Iade21dc87921ab2bbb65951e5fb373b597fed29e
Signed-off-by: Walter Poupore <walterp@tailscale.com>
2026-04-22 21:53:46 +00:00
2026-04-13 12:47:58 -07:00
2026-03-27 08:41:33 +00:00
2026-01-27 16:15:17 -08:00

Tailscale

https://tailscale.com

Private WireGuard® networks made easy

Overview

This repository contains the majority of Tailscale's open source code. Notably, it includes the tailscaled daemon and the tailscale CLI tool. The tailscaled daemon runs on Linux, Windows, macOS, and to varying degrees on FreeBSD and OpenBSD. The Tailscale iOS and Android apps use this repo's code, but this repo doesn't contain the mobile GUI code.

Other Tailscale repos of note:

For background on which parts of Tailscale are open source and why, see https://tailscale.com/opensource/.

Using

We serve packages for a variety of distros and platforms at https://pkgs.tailscale.com.

Other clients

The macOS, iOS, and Windows clients use the code in this repository but additionally include small GUI wrappers. The GUI wrappers on non-open source platforms are themselves not open source.

Building

We always require the latest Go release, currently Go 1.26. (While we build releases with our Go fork, its use is not required.)

go install tailscale.com/cmd/tailscale{,d}

If you're packaging Tailscale for distribution, use build_dist.sh instead, to burn commit IDs and version info into the binaries:

./build_dist.sh tailscale.com/cmd/tailscale
./build_dist.sh tailscale.com/cmd/tailscaled

If your distro has conventions that preclude the use of build_dist.sh, please do the equivalent of what it does in your distro's way, so that bug reports contain useful version information.

Bugs

Please file any issues about this code or the hosted service on the issue tracker.

Contributing

PRs welcome! But please file bugs. Commit messages should reference bugs.

We require Developer Certificate of Origin Signed-off-by lines in commits.

See commit-messages.md (or skim git log) for our commit message style.

About Us

Tailscale is primarily developed by the people at https://github.com/orgs/tailscale/people. For other contributors, see:

WireGuard is a registered trademark of Jason A. Donenfeld.

Description
The easiest, most secure way to use WireGuard and 2FA.
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