Commit Graph
100 Commits
Author SHA1 Message Date
Brad FitzpatrickandBrad Fitzpatrick 9e9ea6e974 go.mod: bump all deps possible that don't break the build
This holds back gvisor, kubernetes, goreleaser, and esbuild, which all
had breaking API changes.

Updates #8043
Updates #7381
Updates #8042 (updates u-root which adds deps)

Change-Id: I889759bea057cd3963037d41f608c99eb7466a5b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-05-03 19:52:54 -07:00
Brad FitzpatrickandBrad Fitzpatrick 4d7927047c wgengine/magicsock: annotate, skip flaky TestIsWireGuardOnlyPickEndpointByPing
Updates #8037
Updates #7826

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-05-03 14:58:28 -07:00
Brad FitzpatrickandBrad Fitzpatrick c1e6888fc7 derp: add a README.md with some docs
Updates #docs

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-05-02 13:42:25 -07:00
Brad FitzpatrickandBrad Fitzpatrick 1e876a3c1d ipn/ipnlocal: fix fmt format arg type mismatch in log line
It was printing like "v0xxxxxxxx" after version.Long became a func
in 8b2ae47c31.

Fixes #7976

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-26 14:28:09 -07:00
Brad FitzpatrickandMaisem Ali b2b5379348 cmd/tailscale/cli: [up] change oauth authkey format
Updates #7982

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-26 13:36:17 -07:00
Brad FitzpatrickandMaisem Ali 13de36303d cmd/tailscale/cli: [up] add experimental oauth2 authkey support
Updates #7982

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-26 12:25:42 -07:00
Brad FitzpatrickandBrad Fitzpatrick 90ba26cea1 net/netcheck: fix crash when IPv6 kinda but not really works
Looks like on some systems there's an IPv6 address, but then opening
a IPv6 UDP socket fails later. Probably some firewall. Tolerate it
better and don't crash.

To repro: check the "udp6" to something like "udp7" (something that'll
fail) and run "go run ./cmd/tailscale netcheck" on a machine with
active IPv6. It used to crash and now it doesn't.

Fixes #7949

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-22 17:53:39 -07:00
Brad FitzpatrickandBrad Fitzpatrick d5a870b4dc wgengine/monitor: add --monitor-duration flag to opt-in TestMonitorMode
TestMonitorMode skips by default, without the --monitor flag, and then
it previously ran forever. This adds an option --monitor-duration flag
that defaults to zero (run forever) but if non-zero bounds how long
the tests runs. This means you can then also use e.g. `go test
--cpuprofile` and capture a CPU/mem profile for a minute or two.

Updates #7621

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-17 11:14:40 -07:00
Brad FitzpatrickandBrad Fitzpatrick 162488a775 net/interfaces: cache "home" router lookup on big Linux routers
This is a continuation of the earlier 2a67beaacf but more aggressive;
this now remembers that we failed to find the "home" router IP so we
don't try again later on the next call.

Updates #7621

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-17 10:51:21 -07:00
Brad FitzpatrickandBrad Fitzpatrick 4b49ca4a12 wgengine/magicsock: update comments on what implements conn.Bind
The comment still said *magicsock.Conn implemented wireguard-go conn.Bind.
That wasn't accurate anymore.

A doc #cleanup.

Change-Id: I7fd003b939497889cc81147bfb937b93e4f6865c
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-16 09:07:13 -07:00
Brad FitzpatrickandBrad Fitzpatrick 10f1c90f4d wgengine/magicsock, types/nettype, etc: finish ReadFromUDPAddrPort netip migration
So we're staying within the netip.Addr/AddrPort consistently and
avoiding allocs/conversions to the legacy net addr types.

Updates #5162

Change-Id: I59feba60d3de39f773e68292d759766bac98c917
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-15 13:40:15 -07:00
Brad FitzpatrickandBrad Fitzpatrick 29f7df9d8f wgengine/magicsock, etc: remove mostly unused WriteTo methods
Updates #2331
Updates #5162

Change-Id: I8291884425481eeaedde38a54adfd8ed7292a497
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-15 08:32:11 -07:00
Brad FitzpatrickandBrad Fitzpatrick 83c41f3697 net/netcheck: remove unused method from interface
Updates #2331
Updates #5162

Change-Id: I77ff956c2d59bde611d47523659a07afb4a6da2d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-15 07:55:43 -07:00
Brad FitzpatrickandBrad Fitzpatrick 6866aaeab3 wgengine/magicsock: factor out receiveIPv4 & receiveIPv6 common code
Updates #2331

Change-Id: I801df38b217f5d17203e8dc3b8654f44747e0f4b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-14 10:40:42 -07:00
Brad FitzpatrickandBrad Fitzpatrick c889254b42 net/art: skip tests on CI for now
To get the tree green again for other people.

Updates #7866

Change-Id: Ibdad2e1408e5f0c97e49a148bfd77aad17c2c5e5
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-14 10:24:38 -07:00
Brad FitzpatrickandBrad Fitzpatrick 9e50da321b client/tailscale: dial LocalAPI at 127.0.0.1 on macOS
Updates #7851

Change-Id: Ib53cf53cdfee277ef42f7833352bc51ecb5db959
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-12 14:09:24 -07:00
Brad FitzpatrickandBrad Fitzpatrick 2c0bda6e2e ssh/tailssh: make Tailscale SSH work on gokrazy
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-04-04 22:22:02 -07:00
Brad FitzpatrickandDave Anderson f11c270c6b go.toolchain.rev: bump Go toolchain
For tailscale/go#60

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-03-20 21:53:13 -07:00
Brad FitzpatrickandBrad Fitzpatrick 49e2d3a7bd words: add word we forgot
I explained this tails/scales list to my 5yo and he looked at me like
it was the most obvious idea ever. Of course we'd make such lists at
work!  What else do grown-ups do all day? And then he wouldn't stop
talking about coelacanths and I had no clue what he was saying or how
to spell it until I asked my phone and the phone apparently understood
me and I realized it was a fish and he was helping me? I think?

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-03-06 20:53:46 -08:00
Brad FitzpatrickandBrad Fitzpatrick 0f4359116e tsnet: add UDP support to Server.Listen
No ListenPacket support yet, but Listen with a udp network type fit
easier into netstack's model to start.

Then added an example of using it to cmd/sniproxy with a little udp
:53 handler.

No tests in tsnet yet because we don't have support for dialing over
UDP in tsnet yet. When that's done, a new test can test both sides.

Updates #5871
Updates #1748

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-03-05 12:40:13 -08:00
Brad FitzpatrickandBrad Fitzpatrick 9ff51ca17f wgengine/netstack: add support for custom UDP flow handlers
To be used by tsnet and sniproxy later.

Updates #5871
Updates #1748

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-03-05 09:05:43 -08:00
Brad FitzpatrickandBrad Fitzpatrick 1410682fb6 cmd/sniproxy: add start of a tsnet-based SNI proxy
$ curl https://canhazip.com/
    170.173.0.21
    $ curl --resolve canhazip.com:443:100.85.165.81 https://canhazip.com/
    34.223.127.151

Updates #1748

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-03-02 14:39:10 -08:00
Brad Fitzpatrick e8a028cf82 go.mod: bump x/crypto
No particular reason. Just good point of our release cycle for some #cleanup.

It also makes dependabot happy about something we're not using?

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-18 18:04:02 +00:00
Brad Fitzpatrick 607c3eb813 go.toolchain.rev: update to Go 1.20.1
And bump x/net for the HTTP/2 fixes.

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-14 23:39:08 +00:00
Brad FitzpatrickandBrad Fitzpatrick 9e4d99305b go.toolchain.rev: bump Go toolchain
For tailscale/go#55 experimentation in another repo primarily,
but this is our source of truth, so we bump here.

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-09 15:07:55 -08:00
Brad FitzpatrickandBrad Fitzpatrick fb84ccd82d control/controlhttp: don't require valid TLS cert for Noise connection
We don't require any cert at all for Noise-over-plaintext-port-80-HTTP,
so why require a valid cert chain for Noise-over-HTTPS? The reason we use
HTTPS at all is to get through firewalls that allow tcp/443 but not tcp/80,
not because we need the security properties of TLS.

Updates #3198

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-08 12:47:01 -08:00
Brad FitzpatrickandBrad Fitzpatrick 2477fc4952 net/netutil: only check Linux sysctls w/ procfs, assume absent means false
Fixes #7217

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-08 12:23:36 -08:00
Brad FitzpatrickandBrad Fitzpatrick 38b32be926 tailcfg: add wire fields/docs for resuming streaming map sessions
No implementation yet.

Updates #7175

Change-Id: Id242d47cdd83afe4d254c8c5826f058fe39c8bfd
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-03 09:59:30 -08:00
Brad FitzpatrickandBrad Fitzpatrick 03645f0c27 net/{netns,netstat}: use new x/sys/cpu.IsBigEndian
See golang/go#57237

Change-Id: If47ab6de7c1610998a5808e945c4177c561eab45
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-02 07:41:49 -08:00
Brad FitzpatrickandBrad Fitzpatrick cf8dd7aa09 all: use Go 1.20's bytes.Clone
Updates #7123
Updates #6257 (more to do in other repos)

Change-Id: I073e2a6d81a5d7fbecc29caddb7e057ff65239d0
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-01 17:39:18 -08:00
Brad FitzpatrickandBrad Fitzpatrick f7b3156f16 .github/workflows: delete CIFuzz job
It doesn't yet support Go 1.20. We can bring it back later.

Updates #7123

Change-Id: I6c4a4090e910d06f34c3f4d612e737989fe85812
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-01 17:39:04 -08:00
Brad FitzpatrickandBrad Fitzpatrick b1248442c3 all: update to Go 1.20, use strings.CutPrefix/Suffix instead of our fork
Updates #7123
Updates #5309

Change-Id: I90bcd87a2fb85a91834a0dd4be6e03db08438672
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-01 15:23:54 -08:00
Brad FitzpatrickandBrad Fitzpatrick 623176ebc9 go.toolchain.branch: update to Go 1.20
Updates #7123

Change-Id: I64f6d8de5bb511a23318118b4ea1146247f1ad7c
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-01 15:14:05 -08:00
Brad FitzpatrickandBrad Fitzpatrick 27d146d4f8 .github/ISSUE_TEMPLATE: add link to wiki/OtherSoftwareInterop
Add question about https://github.com/tailscale/tailscale/wiki/OtherSoftwareInterop
in the issue template.

Change-Id: I6ca374654e9f67be9cb447bb5d5f66a9087fd945
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-01 11:44:13 -08:00
Brad FitzpatrickandBrad Fitzpatrick ca45fe2d46 cmd/tailscale/cli: delete ActLikeCLI
It's since been rewritten in Swift.

 #cleanup

Change-Id: I0860d681e8728697804ce565f63c5613b8b1088c
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-02-01 09:37:31 -08:00
Brad FitzpatrickandBrad Fitzpatrick 01e736e1d5 go.toolchain.rev: update to Go 1.20rc3
Updates #7123

Change-Id: Ibdf53530251c120e7e20c24abcf4a05f2ff7ac97
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-30 21:55:13 -08:00
Brad FitzpatrickandBrad Fitzpatrick 2fc8de485c net/netstat: document the Windows netstat code a bit more
And defensively bound allocation.

Updates tailscale/corp#8878

Change-Id: Iaa07479ea2ea28ee1ac3326ab025046d6d785b00
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-27 10:12:04 -08:00
Brad FitzpatrickandBrad Fitzpatrick 0d794a10ff go.mod: bump wintun-go
For https://git.zx2c4.com/wintun-go/commit/?id=0fa3db229ce2036ae779de8ba03d336b7aa826bd

Updates #6647

Change-Id: I1686b2c77df331fcb9fa4fae88e08232bb95f10b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-27 07:29:35 -08:00
Brad FitzpatrickandBrad Fitzpatrick a1b4ab34e6 util/httpm: add new package for prettier HTTP method constants
See package doc.

Change-Id: Ibbfc8e1f98294217c56f3a9452bd93ffa3103572
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-26 19:44:07 -08:00
d8feeeee4c wgengine/magicsock: fix buggy fast path in Conn.SetNetworkMap
Spotted by Maisem.

Fixes #6680

Change-Id: I5fdc01de8b006a1c43a2a4848f69397f54b4453a
Co-authored-By: Maisem Ali <maisem@tailscale.com>
Co-authored-By: Andrew Dunham <andrew@tailscale.com>
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-24 14:19:15 -08:00
Brad FitzpatrickandBrad Fitzpatrick 6e5faff51e ipn/ipnlocal: add health warning for Tailscale SSH + SELinux
Updates #4908

Change-Id: If46be5045b13dd5c3068c334642f89b5917ec861
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-23 20:12:46 -08:00
Brad FitzpatrickandBrad Fitzpatrick c8db70fd73 cmd/tailscale/cli: add debug set-expire command for testing
Updates tailscale/corp#8811
Updates tailscale/corp#8613

Change-Id: I1c87806ca3ccc5c43e7ddbd6b4d521f73f7d29f1
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-23 19:12:26 -08:00
Brad FitzpatrickandBrad Fitzpatrick 06fff461dc ipn/ipnstate: add PeerStatus.KeyExpiry for tailscale status --json
Fixes #6712

Change-Id: I817cd5342fac8a956fcefda2d63158fa488f3395
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-23 12:45:09 -08:00
Brad FitzpatrickandBrad Fitzpatrick b6aa1c1f22 envknob, hostinfo, ipn/ipnlocal: add start of opt-in remote update support
Updates #6907

Change-Id: I85db4f6f831dd5ff7a9ef4bfa25902607e0c1558
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-23 12:12:42 -08:00
Brad FitzpatrickandBrad Fitzpatrick 64547b2b86 tailcfg,hostinfo: add Hostinfo.Machine and Hostinfo.GoArchVar
For detecting a non-ideal binary running on the current CPU.

And for helping detect the best Synology package to update to.

Updates #6995

Change-Id: I722f806675b60ce95364471b11c388150c0d4aea
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-22 14:13:56 -08:00
Brad FitzpatrickandBrad Fitzpatrick fd92fbd69e cmd/tailscale/cli: only give systemctl hint on systemd systems
Per recent user confusion on a QNAP issue.

Change-Id: Ibda00013df793fb831f4088b40be8a04dfad17c2
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-21 13:19:54 -08:00
Brad FitzpatrickandBrad Fitzpatrick d5100e0910 net/connstats: mark TestConcurrent as flaky
Updates #7030

Change-Id: Ic46da5e5690b90b95028a68a3cf967ad86881e28
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-21 11:04:31 -08:00
Brad FitzpatrickandBrad Fitzpatrick ba5aa2c486 version, cmd/tailscale: add version.Meta, tailscale version --json
Add `tailscale version --json` JSON output mode. This will be used
later for a double-opt-in (per node consent like Tailscale SSH +
control config) to let admins do remote upgrades via `tailscale
update` via a c2n call, which would then need to verify the
cmd/tailscale found on disk for running tailscale update corresponds
to the running tailscaled, refusing if anything looks amiss.

Plus JSON output modes are just nice to have, rather than parsing
unstable/fragile/obscure text formats.

Updates #6995
Updates #6907

Change-Id: I7821ab7fbea4612f4b9b7bdc1be1ad1095aca71b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-20 21:04:30 -08:00
Brad FitzpatrickandBrad Fitzpatrick 5ca22a0068 cmd/tailscale/cli: make 'tailscale update' support Debian/Ubuntu apt
Updates #6995

Change-Id: I3355435db583755e0fc73d76347f6423b8939dfb
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-20 13:22:19 -08:00
Brad FitzpatrickandBrad Fitzpatrick 6793685bba go.mod: bump AWS SDK past a breaking API change of theirs
They changed a type in their SDK which meant others using the AWS APIs
in their Go programs (with newer AWS modules in their caller go.mod)
and then depending on Tailscale (for e.g. tsnet) then couldn't compile
ipn/store/awsstore.

Thanks to @thisisaaronland for bringing this up.

Fixes #7019

Change-Id: I8d2919183dabd6045a96120bb52940a9bb27193b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-20 10:14:56 -08:00
Brad FitzpatrickandBrad Fitzpatrick 6edf357b96 all: start groundwork for using capver for localapi & peerapi
Updates #7015

Change-Id: I3d4c11b42a727a62eaac3262a879f29bb4ce82dd
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-19 14:53:47 -08:00
Brad FitzpatrickandBrad Fitzpatrick c129bf1da1 cmd/tailscale/cli: un-alpha login+switch in ShortUsage docs
Change-Id: I580d4417cf03833dfa8f6a295fb416faa667c477
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-19 11:59:27 -08:00
71a7b8581d cmd/tailscale/cli: make "update" work on Windows
Updates #6995

Co-authored-by: Aaron Klotz <aaron@tailscale.com>
Change-Id: I16622f43156a70b6fbc8205239fd489d7378d57b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-19 10:02:19 -08:00
Brad FitzpatrickandBrad Fitzpatrick 2df38b1feb wgengine/magicsock: quiet log flood at tailscaled shutdown
When you hit control-C on a tailscaled (notably in dev mode, but
also on any systemctl stop/restart), there is a flood of messages like:

magicsock: doing cleanup for discovery key d:aa9c92321db0807f
magicsock: doing cleanup for discovery key d:bb0f16aacadbfd46
magicsock: doing cleanup for discovery key d:b5b2d386296536f2
magicsock: doing cleanup for discovery key d:3b640649f6796c91
magicsock: doing cleanup for discovery key d:71d7b1afbcce52cd
magicsock: doing cleanup for discovery key d:315b61d7e0111377
magicsock: doing cleanup for discovery key d:9301f63dce69bf45
magicsock: doing cleanup for discovery key d:376141884d6fe072
....

It can be hundreds or even tens of thousands.

So don't do that. Not a useful log message during shutdown.

Change-Id: I029a8510741023f740877df28adff778246c18e5
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-17 19:05:59 -08:00
Brad FitzpatrickandBrad Fitzpatrick 3addcacfe9 net/dns: fix recently added URL scheme from http to https
I typoed/brainoed in the earlier 3582628691

Change-Id: Ic198a6f9911f195d9da9fc5259b5784a4b15e5e3
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-17 18:50:04 -08:00
Brad FitzpatrickandBrad Fitzpatrick 3eb986fe05 control/controlhttp: add TS_FORCE_NOISE_443, TS_DEBUG_NOISE_DIAL envknobs
Updates tailscale/docker-extension#49

Change-Id: I99a154c16c92228bfdf4d2cf6c58cda00e22d72f
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-17 11:30:22 -08:00
Brad FitzpatrickandBrad Fitzpatrick b657187a69 cmd/tailscale, logtail: add 'tailscale debug daemon-logs' logtail mechanism
Fixes #6836

Change-Id: Ia6eb39ff8972e1aa149aeeb63844a97497c2cf04
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-15 11:23:28 -08:00
Brad FitzpatrickandBrad Fitzpatrick 3582628691 net/dns/resolvconffile: link to FAQ about resolv.conf being overwritten
Add link to new http://tailscale.com/s/resolvconf-overwrite page,
added in tailscale/tailscale-www#2243

Change-Id: I9718399487f2ed18bf1a112581fd168aea30f232
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-14 13:54:45 -08:00
Brad FitzpatrickandBrad Fitzpatrick 6d85a94767 net/{packet,tstun}: fix typo in test helper docs
Change-Id: Ifc1684fe77c7d2585e049e0dfd7340910c47a67a
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-14 13:01:15 -08:00
Brad FitzpatrickandBrad Fitzpatrick c1a2e2c380 net/{packet,tstun},wgengine/filter: fix unknown IP protocol handling
01b90df2fa added SCTP support before
(with explicit parsing for ports) and
69de3bf7bf tried to add support for
arbitrary IP protocols (as long as the ACL permited a port of "*",
since we might not know how to find ports from an arbitrary IP
protocol, if it even has such a concept). But apparently that latter
commit wasn't tested end-to-end enough. It had a lot of tests, but the
tests made assumptions about layering that either weren't true, or
regressed since 1.20. Notably, it didn't remove the (*Filter).pre
bidirectional filter that dropped all "unknown" protocol packets both
leaving and entering, even if there were explicit protocol matches
allowing them in.

Also, don't map all unknown protocols to 0. Keep their IP protocol
number parsed so it's matchable by later layers. Only reject illegal
things.

Fixes #6423
Updates #2162
Updates #2163

Change-Id: I9659b3ece86f4db51d644f9b34df78821758842c
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-14 10:32:18 -08:00
Brad FitzpatrickandBrad Fitzpatrick 3386a59cf1 wgengine/filter: include IP proto number in unknown protocol errors
Updates #6423

Change-Id: I9e363922e2c24fdc42687707c069af5bba68b93e
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-14 08:35:14 -08:00
Brad FitzpatrickandBrad Fitzpatrick 006ec659e6 wgengine/filter: reorder RunOut disjunctive cases to match RunIn above
Change-Id: Ia422121cde1687044b18be7bea9e7bf51a4183b9
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-14 08:35:14 -08:00
Brad FitzpatrickandBrad Fitzpatrick d9144c73a8 cmd/tailscale: add start of "tailscale update" command
Goal: one way for users to update Tailscale, downgrade, switch tracks,
regardless of platform (Windows, most Linux distros, macOS, Synology).

This is a start.

Updates #755, etc

Change-Id: I23466da1ba41b45f0029ca79a17f5796c2eedd92
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-14 07:53:41 -08:00
Brad FitzpatrickandBrad Fitzpatrick 5eded58924 cmd/tailscale/cli: make web show/link Synology outgoing connection mode/docs
Fixes #4015

Change-Id: I8230bb0cc3d621b6fa02ab2462cea104fa1e9cf9
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-13 13:44:41 -08:00
Brad FitzpatrickandBrad Fitzpatrick 61dfbc0a6e cmd/tailscale/cli: plumb TUN mode into tailscale web template
UI works remains, but data is there now.

Updates #4015

Change-Id: Ib91e94718b655ad60a63596e59468f3b3b102306
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-13 07:59:40 -08:00
Brad FitzpatrickandBrad Fitzpatrick faf2d30439 version: advertise unstable track in CLI, daemon start-up
Fixes #865

Change-Id: I166e56c3744b0a113973682b9a5327d7aec189f1
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-13 06:36:58 -08:00
Brad FitzpatrickandBrad Fitzpatrick 1116602d4c ssh/tailssh: add OpenBSD support for Tailscale SSH
And bump go.mod for https://github.com/u-root/u-root/pull/2593

Change-Id: I36ec94c5b2b76d671cb739f1e9a1a43ca1d9d1b1
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-09 12:58:15 -08:00
Brad FitzpatrickandBrad Fitzpatrick be67b8e75b ssh/tailssh: fix Tailscale SSH to non-root tailscaled
Fix regression from 337c77964b where
tailscaled started calling Setgroups. Prior to that, SSH to a non-root
tailscaled was working.

Instead, ignore any failure calling Setgroups if the groups are
already correct.

Fixes #6888

Change-Id: I561991ddb37eaf2620759c6bcaabd36e0fb2a22d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-06 13:19:12 -08:00
Brad FitzpatrickandBrad Fitzpatrick 8047dfa2dc ssh/tailssh: unify some of the incubator_* GOOS files into incubator.go
In prep for fix for #6888

Change-Id: I79f780c6467a9b7ac03017b27d412d6b0d2f7e6b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-06 13:19:12 -08:00
Brad FitzpatrickandBrad Fitzpatrick ebbf5c57b3 README.md: update with some new links, refresh
And remove Darwin from the list, as macOS was already there.

Change-Id: I76bdcad97c926771f44a67140af21f07a8334796
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-05 13:06:45 -08:00
Brad FitzpatrickandBrad Fitzpatrick 69c0b7e712 ipn/ipnlocal: add c2n handler to flush logtail for support debugging
Updates tailscale/corp#8564

Change-Id: I0c619d4007069f90cffd319fba66bd034d63e84d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-05 12:06:07 -08:00
Brad FitzpatrickandBrad Fitzpatrick 10eec37cd9 scripts: permit 2023 in license headers
Change-Id: Ia018cb8491871c8bf756c454d085780b75512962
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-05 11:41:47 -08:00
Brad FitzpatrickandBrad Fitzpatrick eafbf8886d ipn/localapi: add localapi debug endpoints for packet filter/matches
For debugging #6423. This is easier than TS_DEBUG_MAP, as this means I
can pipe things into jq, etc.

Updates #6423

Change-Id: Ib3e7496b2eb3f47d4bed42e9b8045a441424b23c
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-03 15:54:51 -08:00
Brad FitzpatrickandBrad Fitzpatrick b2b8e62476 util/codegen: permit running in directories without copyright headers
It broke in our corp repo that lacks copyright headers.

Change-Id: Iafc433e6b6affe83b45477899455527658dc4f12
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-03 11:09:35 -08:00
Brad FitzpatrickandBrad Fitzpatrick aad6830df0 util/codegen, all: use latest year, not time.Now, in generated files
Updates #6865

Change-Id: I6b86c646968ebbd4553cf37df5e5612fbf5c5f7d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-02 20:38:32 -08:00
Brad FitzpatrickandBrad Fitzpatrick ea70aa3d98 net/dns/resolvconffile: fix handling of multiple search domains
Fixes #6875

Change-Id: I57eb9312c9a1c81792ce2b5a0a0f254213b05df2
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2023-01-02 20:19:16 -08:00
Brad FitzpatrickandDave Anderson 3599364312 cmd/nardump: Go tool to build Nix NARs and compute their hashes.
Updates #6845.

Signed-off-by: David Anderson <danderson@tailscale.com>
2022-12-24 15:22:41 -08:00
Brad FitzpatrickandBrad Fitzpatrick 84eaef0bbb ssh/tailssh: don't swallow process exit code in be-child
Thanks to @nshalman and @Soypete for debugging!

Updates #6054

Change-Id: I74550cc31f8a257b37351b8152634c768e1e0a8a
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-23 12:56:10 -08:00
Brad FitzpatrickandBrad Fitzpatrick caa2fe394f wgengine/netstack: delete some dead code, old comment, use atomic int types
Noticed while looking at something else; #cleanup.

Change-Id: Icde7749363014eab9bebe1dd80708f5491f933d1
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-22 13:04:21 -08:00
Brad FitzpatrickandBrad Fitzpatrick be10b529ec wgengine/magicsock: add TS_DISCO_PONG_IPV4_DELAY knob to bias IPv6 paths
Fixes #6818

Change-Id: I71597a045c5b4117af69fba869cb616271c0dfe1
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-21 08:34:49 -08:00
Brad FitzpatrickandBrad Fitzpatrick e36cdacf70 envknob: add time.Duration knob support
Updates #6818

Change-Id: I9c8147c02fb514f9f6f1f272bdb0f974c8b3ccbb
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-21 08:34:49 -08:00
Brad FitzpatrickandBrad Fitzpatrick 8aac77aa19 cmd/tailscale: fix "up" warning about netfilter-mode on Synology
Fixes #6811

Change-Id: Ia43723e6ebedc9b01729897cec271c462b16e9ae
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-20 12:03:17 -08:00
Brad FitzpatrickandBrad Fitzpatrick f837d179b9 ssh/tailssh: fix typo in error message
"look up" is the verb. "lookup" is a noun.

Change-Id: I81c99e12c236488690758fb5c121e7e4e1622a36
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-20 11:42:26 -08:00
Brad FitzpatrickandBrad Fitzpatrick 2eff9c8277 wgengine/magicsock: avoid ReadBatch/WriteBatch on old Linux kernels
Fixes #6807

Change-Id: I161424ef8a7338e1941d5e43d72dc6529993a0e3
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-20 10:54:24 -08:00
Brad FitzpatrickandBrad Fitzpatrick 7c77c48bd4 go.toolchain.rev: bump Go
For:
https://github.com/tailscale/go/commit/dc0ce6324d19b7539e8efebc64c94631615fd80a
and
https://github.com/tailscale/go/commit/2cf198bc8033bc473724d3a813cc66e01f2b1102

Updates #6792
Updates #6799

Change-Id: I58f022b5fb790e968938f90eb76e9dfdb74041fc
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-19 20:30:34 -08:00
Brad FitzpatrickandBrad Fitzpatrick 243490f932 go.mod: bump x/sys for linux/arm64 cpu SIGILL fix
Bump to get https://github.com/golang/sys/commit/2204b6615fb84fc69a9e5d37b2d508ddf544dcea

Updates #5793

Change-Id: I6ab78824047cb2c8d042f3f3bf47368ec6da5a34
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-19 19:18:33 -08:00
Brad FitzpatrickandBrad Fitzpatrick a06217a8bd cmd/tailscale/cli: hide Windows named pipe default name in flag help
It's long & distracting for how low value it is.

Fixes #6766

Change-Id: I51364f25c0088d9e63deb9f692ba44031f12251b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-19 13:38:08 -08:00
Brad FitzpatrickandBrad Fitzpatrick 5caf609d7b go.toolchain.rev: bump Go to 1.19.4
Updates tailscale/go#36

Change-Id: I0b741c18ef0286b511a79ec39b1e91464c7ce77b
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-19 13:30:12 -08:00
0f604923d3 ipn/ipnlocal: fix StatusWithoutPeers not populating parts of Status
Fixes #4311

Change-Id: Iaae0615148fa7154f4ef8f66b455e3a6c2fa9df3
Co-authored-by: Claire Wang <claire@tailscale.com>
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-19 13:15:28 -08:00
Brad FitzpatrickandBrad Fitzpatrick 651e0d8aad ssh/tailssh: add envknob for default PATH
As backup plan, just in case the earlier fix's logic wasn't correct
and we want to experiment in the field or have users have a quicker
fix.

Updates #5285

Change-Id: I7447466374d11f8f609de6dfbc4d9a944770826d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-15 15:01:04 -08:00
Brad FitzpatrickandBrad Fitzpatrick c02ccf6424 go.mod: bump dhcp dep to remove another endian package from our tree
To pull in insomniacslk/dhcp#484 to pull in u-root/uio#8

Updates golang/go#57237

Change-Id: I1e56656e0dc9ec0b870f799fe3bc18b3caac1ee4
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-15 10:47:25 -08:00
Brad FitzpatrickandAndrew Dunham 56f7da0cfd ssh/tailssh: set default Tailscale SSH $PATH for non-interactive commands
Fixes #5285

Co-authored-by: Andrew Dunham <andrew@tailscale.com>
Change-Id: Ic7e967bf6a53b056cac5f21dd39565d9c31563af
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-14 18:45:35 -08:00
Brad FitzpatrickandBrad Fitzpatrick 44be59c15a wgengine/magicsock: fix panic in wireguard-go rate limiting path
Fixes #6686

Change-Id: I1055a87141b07261afed8e36c963a69f3be26088
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-13 10:51:55 -08:00
Brad FitzpatrickandBrad Fitzpatrick ca08e316af util/endian: delete package; use updated josharian/native instead
See josharian/native#3

Updates golang/go#57237

Change-Id: I238c04c6654e5b9e7d9cfb81a7bbc5e1043a84a2
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-12 20:12:45 -08:00
Brad FitzpatrickandBrad Fitzpatrick 7b65b7f85c go.mod: bump tailscale/wireguard-go for loong64
Updates tailscale/tailscale#6233

Change-Id: I5ba1826e79be51c03b19f2b31d73024410be4970
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-10 22:24:43 -08:00
Brad FitzpatrickandBrad Fitzpatrick 5a523fdc7f go.mod: update deps to add support for GOARCH=loong64
Updates tailscale/tailscale#6233

Change-Id: Ibbc8e42607342e4ab4fc0b365ed628d82b56864d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-10 15:01:39 -08:00
Brad FitzpatrickandBrad Fitzpatrick 1598cd0361 net/tsaddr: remove ContainsFunc helpers (they're now in x/exp/slices)
x/exp/slices now has ContainsFunc (golang/go#53983) so we can delete
our versions.

Change-Id: I5157a403bfc1b30e243bf31c8b611da25e995078
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-05 18:50:24 -08:00
Brad FitzpatrickandBrad Fitzpatrick 964d723aba ipn/{ipnserver,localapi}: fix InUseOtherUser handling with WatchIPNBus
Updates tailscale/corp#8222

Change-Id: I2d6fa6514c7b8d0f89fded35a2d44e7df27e6fb1
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-03 18:58:19 -08:00
Brad FitzpatrickandBrad Fitzpatrick 57124e2126 ipn/localapi: add debug (root-required) access to inject debug Notify
For testing of Windows GUI client.

Updates #6480

Change-Id: I42f7526d95723e14bed7085fb759e371b43aa9da
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-02 20:26:08 -08:00
Brad FitzpatrickandBrad Fitzpatrick b9dd3fa534 paths, version/distro: detect Synology DSM version better, use for socket path
Resolves a TODO in the code noted while discussing QNAP defaults.

Tested on DSM6 and DSM7.

Change-Id: Icce03ff41fafd7b3a358cfee16f2ed13d5cc3c5d
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2022-12-02 09:54:08 -08:00