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Author SHA1 Message Date
Brad Fitzpatrick
e371520cc5 tsweb, derp: add expvar http.Handler for Prometheus's format 
And add some opinions.

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-03-03 13:59:16 -08:00
Brad Fitzpatrick
89a2c3eb04 wgengine: don't create duplicate iptables rules on Linux, clean up 
Fixes #131

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-03-03 13:46:53 -08:00
David Anderson
21fc5ec371 cmd/mkpkg: support specifying that a package replaces another. 
Both RPM and Deb require us to specify both Replaces and Conflicts:
Conflicts tells them that the packages cannot coexist on the system,
Replaces tells them which one to keep.
 2020-03-03 13:39:58 -08:00
Brad Fitzpatrick
dd68debd64 cmd/derper: set autocert Email 
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-03-03 13:30:50 -08:00
Brad Fitzpatrick
68ff31a0ba ipn: have NewFileStore try to create directories as needed 2020-03-03 11:51:44 -08:00
Brad Fitzpatrick
b3d9eab1fe safesocket: make some effort to create parent directory of sock 2020-03-03 11:47:21 -08:00
Brad Fitzpatrick
383d86df5f paths: remove some debug logging I left in 2020-03-03 11:45:49 -08:00
Brad Fitzpatrick
65e7c58aa4 cmd/tailscale, cmd/tailscaled, paths: add paths package for default paths 
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-03-03 09:36:18 -08:00
Brad Fitzpatrick
06092a3af3 ipn/ipnserver: document potential race, start on test for it 2020-03-03 09:15:11 -08:00
Brad Fitzpatrick
ef1f967ec0 ipn: remove an unnecessary named parameter in doc 2020-03-03 08:05:11 -08:00
Brad Fitzpatrick
844d991baf netcheck: add Report.Clone, return cloned report to avoid races on late replies 2020-03-02 15:02:34 -08:00
Brad Fitzpatrick
657f9593ae Reduce some logspam. 2020-03-02 14:55:12 -08:00
David Crawshaw
61529ac459 controlclient, tailcfg: deliver DERP addresses in a separate field 
We still include them directly in the controlclient network map
just where we have been. Client plumbing we can do later.

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-03-02 17:16:17 -05:00
David Anderson
ca11e3804b Add a using section that points to pkgs.tailscale.com. 2020-03-02 13:52:51 -08:00
Brad Fitzpatrick
4675c70464 wgengine/magicsock: check STUN regularly 2020-03-02 12:37:52 -08:00
Brad Fitzpatrick
7172f3dbf4 version: add IsMobile func 
And use it control/controlclient.
 2020-03-02 12:37:28 -08:00
Brad Fitzpatrick
11489a6e67 go.sum: add lines 2020-03-02 11:07:42 -08:00
Brad Fitzpatrick
bc7bc43fb8 magicsock, interfaces: move some code from magicsock to interfaces 2020-03-02 10:38:44 -08:00
Brad Fitzpatrick
af7a01d6f0 wgengine/magicsock: drop donec channel, rename epUpdateCtx to serve its purpose 2020-03-02 09:31:25 -08:00
Brad Fitzpatrick
a399ef3dc7 cmd/derper: appease staticcheck 2020-03-02 08:59:50 -08:00
Brad Fitzpatrick
051b6ef141 cmd/derper: accept more LetsEncrypt hostnames without explicit config 2020-03-02 08:55:44 -08:00
David Crawshaw
cc4afa775f magicsock: rate limit send error log messages 
The x/time/rate dependency adds 24kb to tailscaled binary size.

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-03-02 08:10:06 -05:00
David Anderson
9cdaeac00a go.mod: update wireguard-go version. 
I accidentally crushed one of crawshaw's patches, fixing this now.
 2020-03-01 14:04:10 -08:00
David Anderson
92bae83cc1 go.mod: update wireguard-go commit. 
Signed-Off-By: David Anderson <dave@natulte.net>
 2020-03-01 13:58:09 -08:00
David Crawshaw
719c974c38 go.mod: update wireguard-go version 
Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-03-01 12:17:10 -05:00
David Crawshaw
0752c77dc2 magicsock: keep DERP magic IPs out of the address map 
Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-03-01 07:29:48 -05:00
David Crawshaw
c6550135d5 magicsock: remove the index from indexedAddrs 
The value predates the introduction of AddrSet which replaces
the index by tracking curAddr directly.

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-03-01 07:29:48 -05:00
David Anderson
18fb98792b go.mod: update wireguard-go version. 
Signed-off-by: David Anderson <dave@natulte.net>
 2020-03-01 01:16:07 -08:00
David Anderson
061315acb4 go.mod: update version of wireguard-go. 
Signed-Off-By: David Anderson <dave@natulte.net>
 2020-03-01 00:50:39 -08:00
David Crawshaw
1dbd1babc9 go.mod: use latest wireguard-go version 
Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-02-29 16:08:28 -05:00
David Crawshaw
d5050c37a5 go.mod: use latest wireguard-go version 2020-02-29 11:26:44 -05:00
David Crawshaw
d417be6a4b controlclinet: clone filter.MatchAllowAll 
This avoids a non-obvious data race, where the JSON decoder ends
up creating do-nothing writes into global variables.

	==================
	WARNING: DATA RACE
	Write at 0x0000011e1860 by goroutine 201:
	  tailscale.com/wgengine/packet.(*IP).UnmarshalJSON()
	      /home/crawshaw/repo/corp/oss/wgengine/packet/packet.go:83 +0x2d9
	  encoding/json.(*decodeState).literalStore()
	      /home/crawshaw/go/go/src/encoding/json/decode.go:877 +0x445e
	...
	  encoding/json.Unmarshal()
	      /home/crawshaw/go/go/src/encoding/json/decode.go:107 +0x1de
	  tailscale.com/control/controlclient.(*Direct).decodeMsg()
	      /home/crawshaw/repo/corp/oss/control/controlclient/direct.go:615 +0x1ab
	  tailscale.com/control/controlclient.(*Direct).PollNetMap()
	      /home/crawshaw/repo/corp/oss/control/controlclient/direct.go:525 +0x1053
	  tailscale.com/control/controlclient.(*Client).mapRoutine()
	      /home/crawshaw/repo/corp/oss/control/controlclient/auto.go:428 +0x3a6
	Previous read at 0x0000011e1860 by goroutine 86:
	  tailscale.com/wgengine/filter.matchIPWithoutPorts()
	      /home/crawshaw/repo/corp/oss/wgengine/filter/match.go:108 +0x91
	  tailscale.com/wgengine/filter.(*Filter).runIn()
	      /home/crawshaw/repo/corp/oss/wgengine/filter/filter.go:147 +0x3c6
	  tailscale.com/wgengine/filter.(*Filter).RunIn()
	      /home/crawshaw/repo/corp/oss/wgengine/filter/filter.go:127 +0xb0
	  tailscale.com/wgengine.(*userspaceEngine).SetFilter.func1()
	      /home/crawshaw/repo/corp/oss/wgengine/userspace.go:390 +0xfc
	  github.com/tailscale/wireguard-go/device.(*Device).RoutineDecryption()
	      /home/crawshaw/repo/corp/wireguard-go/device/receive.go:295 +0xa1f

For #112

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-02-28 22:33:06 -05:00
David Crawshaw
8aa2090919 go.mod: roll forward wireguard-go 
Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-02-28 22:12:05 -05:00
David Crawshaw
d133339216 ipn: always guard LocalBackend.prefs with mu 
Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-02-28 21:54:22 -05:00
Brad Fitzpatrick
bcf3719b9e netcheck: add hairpinning detection 
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 14:26:51 -08:00
Brad Fitzpatrick
1abf2da392 wgengine/magicsock: reset favorite address on handshakes 
Updates #92 (not a complete fix; could be better/faster?)

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 17:23:09 -05:00
Brad Fitzpatrick
517a91de75 derp/derphttp: fix reconnect behavior 
I broke it in today's 752146a70f.

Added some comments to prevent recurrences.

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 13:39:48 -08:00
Brad Fitzpatrick
d59d0576af derp: don't log on all dropped packets; super spammy 
Signed-off-by: Brad Fitzpatrick <brad@danga.com>
 2020-02-28 13:33:47 -08:00
Brad Fitzpatrick
38acccad09 derp: remove some debug noise I left in 
:(
 2020-02-28 13:20:56 -08:00
Brad Fitzpatrick
752146a70f derp: clean up derphttp client code, use contexts 
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 13:18:59 -08:00
David Crawshaw
cdc10b74f1 ipn: always guard LocalBackend.endpoints with mu 
For #112

Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-02-28 15:13:01 -05:00
David Crawshaw
3425d8d84f ipn: always guard LocalBackend.engineStatus with mu 
Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-02-28 14:58:52 -05:00
David Crawshaw
e7cdc11654 ipn: always guard LocalBackend.netMapCache with mu 
Signed-off-by: David Crawshaw <crawshaw@tailscale.com>
 2020-02-28 14:39:36 -05:00
Brad Fitzpatrick
67ede8d6d2 wgengine, magicsock: fix SetPrivateKey data race 
Updates #112

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 11:15:07 -08:00
Brad Fitzpatrick
4cd3e82bbd go.mod: bump wireguard-go 
Updates #112

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 11:15:07 -08:00
Brad Fitzpatrick
a6c695ba6b types/key: add IsZero methods 
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 11:15:07 -08:00
michael wilson
3878f0a67a interfaces: recognize utun as a possible Tailscale interface name prefix 
Signed-off-by: Michael Wilson <mewil@umich.edu>
 2020-02-28 10:16:09 -08:00
Brad Fitzpatrick
07f0fd0fdc version: add a manual date as version for now 
Maybe we'll auto-bump this with a bot over time.

See golang/go#37475 & golang/go#29814

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 09:44:34 -08:00
Brad Fitzpatrick
f3c0ea23d9 netcheck, stunner: reduce log spam 
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 09:40:25 -08:00
Brad Fitzpatrick
19b54d0ae7 wgengine: fix a data race on StatusCallback 
Updates tailscale/tailscale#112

Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
 2020-02-28 09:32:06 -08:00