The easiest, most secure way to use WireGuard and 2FA.
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Mihai Parparita f49b9f75b8 util/clientmetric: allow client metric values to be provided by a function
Adds NewGaugeFunc and NewCounterFunc (inspired by expvar.Func) which
change the current value to be reported by a function. This allows
some client metric values to be computed on-demand during uploading (at
most every 15 seconds), instead of being continuously updated.

clientmetric uploading had a bunch of micro-optimizations for memory
access (#3331) which are not possible with this approach. However, any
performance hit from function-based metrics is contained to those metrics
only, and we expect to have very few.

Also adds a DisableDeltas() option for client metrics, so that absolute
values are always reported. This makes server-side processing of some
metrics easier to reason about.

Updates tailscale/corp#9230

Signed-off-by: Mihai Parparita <mihai@tailscale.com>
2023-04-05 17:21:16 -07:00
.bencher bencher: add config to suppress failures on benchmark regressions. 2021-10-01 16:16:02 -07:00
.github .github/workflows: remove tsconnect-pkg-publish.yml 2023-03-31 14:43:59 -07:00
atomicfile atomicfile: use /tmp for socket path on macOS 2023-04-04 09:14:37 -07:00
chirp all: update copyright and license headers 2023-01-27 15:36:29 -08:00
client/tailscale client/tailscale: Fix NPE caused by erroneous close in error case 2023-04-03 11:47:27 -07:00
cmd cmd/tailscale: show reauth etc. links even if no login name (#7803) 2023-04-05 17:00:18 -04:00
control control/controlclient: fix accidental backoff reset 2023-03-15 10:25:48 -07:00
derp derp,magicsock: add debug envknobs for HTTP and derp server name (#7744) 2023-04-04 17:10:50 -07:00
disco all: update to Go 1.20, use strings.CutPrefix/Suffix instead of our fork 2023-02-01 15:23:54 -08:00
docs all: update copyright and license headers 2023-01-27 15:36:29 -08:00
doctor doctor/permissions: add new check to print process permissions 2023-03-29 11:50:23 -04:00
envknob envknob,net/tstun,wgengine: use TS_DEBUG_MTU consistently 2023-03-30 14:26:10 -07:00
health health, net/tlsdial: add healthcheck for self-signed cert 2023-02-01 23:17:41 -05:00
hostinfo tailcfg,hostinfo: add App field to identify tsnet uses 2023-02-27 15:19:33 -08:00
internal/tooldeps all: update copyright and license headers 2023-01-27 15:36:29 -08:00
ipn ssh/tailssh: make Tailscale SSH work on gokrazy 2023-04-04 22:22:02 -07:00
jsondb all: update copyright and license headers 2023-01-27 15:36:29 -08:00
kube ipn/store: add support for stores to hook into a custom dialer 2023-03-29 16:35:46 -07:00
licenses licenses: update win/apple licenses 2023-03-29 16:12:48 -07:00
log sockstats: add labels for netlog and sockstatlog packages 2023-03-29 14:53:07 -07:00
logpolicy logpolicy: do not upload logs in tests 2023-03-24 13:13:36 -07:00
logtail log/sockstatlog: add delay before writing logs to disk 2023-03-29 13:10:42 -07:00
metrics metrics: add SetInt64 to ease using LabelMap for gauge metrics 2023-02-18 17:43:43 +00:00
net net/neterror, wgengine/magicsock: use UDP GSO and GRO on Linux (#7791) 2023-04-04 16:32:16 -07:00
packages/deb all: update copyright and license headers 2023-01-27 15:36:29 -08:00
paths all: update copyright and license headers 2023-01-27 15:36:29 -08:00
portlist all: update copyright and license headers 2023-01-27 15:36:29 -08:00
prober prober: only record latency for successful probes 2023-03-22 09:24:20 +00:00
release release/dist/cli: add --verbose to print subcommand output 2023-03-01 17:16:31 -08:00
safesocket safesocket: remove the now unused WindowsLocalPort 2023-01-30 10:33:02 -08:00
scripts scripts/installer.sh: check Photon OS version with pkg server. 2023-03-25 18:08:20 -07:00
smallzstd all: update copyright and license headers 2023-01-27 15:36:29 -08:00
ssh/tailssh ssh/tailssh: handle output matching better in tests (#7799) 2023-04-05 11:35:02 -04:00
syncs syncs: add WaitGroup wrapper (#7481) 2023-03-09 12:04:38 -08:00
tailcfg funnel: change references from alpha to beta (#7613) 2023-03-27 10:12:32 -04:00
tempfork net/tstun/table: add initial RoutingTable implementation 2023-03-29 12:30:18 -07:00
tka tka: compact TKA storage on startup 2023-03-03 10:09:26 -10:00
tool tool/gocross: use grep -E over egrep to avoid warning 2023-03-28 20:07:11 -07:00
tsconst all: update copyright and license headers 2023-01-27 15:36:29 -08:00
tsnet tsnet,wgenegine/netstack: add test and fix resource leaks 2023-03-27 12:13:12 -07:00
tstest tstest/integration: add ping test w/ masquerades 2023-03-23 16:54:12 -07:00
tstime tstime/rate: add Value (#7491) 2023-03-09 11:13:09 -08:00
tsweb all: use tstest.Replace more 2023-03-04 12:24:55 -08:00
types envknob/logknob: add package for configurable logging 2023-03-30 11:16:26 -04:00
util util/clientmetric: allow client metric values to be provided by a function 2023-04-05 17:21:16 -07:00
version version/mkversion: don't break on tagged go.mod entries 2023-03-14 14:25:18 -07:00
wf all: update copyright and license headers 2023-01-27 15:36:29 -08:00
wgengine derp,magicsock: add debug envknobs for HTTP and derp server name (#7744) 2023-04-04 17:10:50 -07:00
words words: what?! a llama?! he's supposed to be dead! (#7623) 2023-03-21 13:03:20 -04:00
.gitattributes .: add .gitattributes entry to use Go hunk-header driver 2021-12-03 17:56:02 -08:00
.gitignore release: open-source release build logic for unix packages 2023-02-24 21:31:09 +00:00
ALPINE.txt Docker: add ALPINE.txt to manage alpine versions 2022-06-29 11:47:09 -07:00
api.md api.md: refresh of API docs 2023-03-02 17:20:45 -08:00
AUTHORS Move Linux client & common packages into a public repo. 2020-02-09 09:32:57 -08:00
build_dist.sh build_dist.sh: make cross-compilation friendly 2023-03-16 22:01:05 -07:00
build_docker.sh Dockerfile: fix docker build 2023-02-14 00:59:09 +00:00
CODE_OF_CONDUCT.md Add a code of conduct. 2020-02-10 22:16:30 -08:00
Dockerfile Dockerfile: fix docker build 2023-02-14 00:59:09 +00:00
Dockerfile.base all: update copyright and license headers 2023-01-27 15:36:29 -08:00
flake.lock nix: update nixpkgs flake, override go_1_20 for tailscale_go (#7139) 2023-02-01 12:27:04 -05:00
flake.nix go.mod.sri: update SRI hash for go.mod changes 2023-04-04 20:01:56 -07:00
go.mod go.mod: bump wireguard-go (#7792) 2023-04-04 19:56:00 -07:00
go.mod.sri go.mod.sri: update SRI hash for go.mod changes 2023-04-04 20:01:56 -07:00
go.sum go.mod: bump wireguard-go (#7792) 2023-04-04 19:56:00 -07:00
go.toolchain.branch go.toolchain.branch: update to Go 1.20 2023-02-01 15:14:05 -08:00
go.toolchain.rev go.toolchain.rev: update for go 1.20.3 2023-04-04 11:44:02 -07:00
LICENSE all: update tools that manage copyright headers 2023-01-27 15:36:29 -08:00
Makefile Makefile: add help text to Makefile 2023-02-16 22:39:09 +00:00
PATENTS Move Linux client & common packages into a public repo. 2020-02-09 09:32:57 -08:00
pull-toolchain.sh pull-toolchain.sh: don't run update-flake.sh 2023-02-09 15:04:01 -08:00
README.md all: update to Go 1.20, use strings.CutPrefix/Suffix instead of our fork 2023-02-01 15:23:54 -08:00
SECURITY.md Add a SECURITY.md for vulnerability reports. 2020-02-11 10:26:41 -08:00
shell.nix go.mod.sri: update SRI hash for go.mod changes 2023-04-04 20:01:56 -07:00
staticcheck.conf staticcheck.conf: remove unnecessary warning 2021-06-22 12:26:13 -07:00
update-flake.sh .github/workflows: add workflow to update go.mod Nix SRI hash 2023-02-14 03:28:43 +00:00
version_test.go all: update copyright and license headers 2023-01-27 15:36:29 -08:00
version-embed.go version: return correct Meta.MajorMinorPatch in non-dev builds 2023-02-10 13:00:44 -08:00
VERSION.txt VERSION.txt: this is 1.39 2023-03-14 13:50:57 -07:00

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 1.20. (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 git log for our commit message style. It's basically the same as Go's 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.