Brad FitzpatrickandBrad Fitzpatrick 5295e3e119 ipn/{ipnstate,ipnlocal}: add integer NodeID to PeerStatus
In aa5da2e5f2 we made the IPN bus include deltas, including the
PeersRemoved, sending a slice of integer NodeIDs that were
removed. But when updating xcode, I realized there was no way to map
those integers to the stable node IDs used in other places.

I was consdering changing the just-added ipn.Notify.PeersRemoved from
an IntID to a string StableID, but then it doesn't match the MapResponse
wire protocol, which we've tried to match so far.

Instead, just add the integer ID as well. Callers can use whichever
world they want, having both. It's a little regrettable that we still
have two worlds of IDs, but oh well. Neither is really suitable to a
hypothetical future fully federated world of control servers anyway,
so we'll need a third type later anyway, so just live with the two we
have for now.

Updates #12542

Change-Id: Ib8fd48a265e1da1f8779152f141f624a7f7260e9
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2026-05-22 08:16:55 -07:00
2026-05-14 21:04:41 -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.

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