David Anderson
6e42430ad8
wgengine/monitor: don't log any single-IP routes added to the tailscale table.
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Signed-off-by: David Anderson <danderson@tailscale.com>
2021-02-22 20:21:51 -08:00
David Anderson
df5adb2e23
wgengine/monitor: on linux, also monitor for IPv6 changes.
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Signed-off-by: David Anderson <danderson@tailscale.com>
2021-02-22 19:38:07 -08:00
Matt Layher
bfbd6b9241
go.mod: bump github.com/mdlayher/netlink to v1.2.0
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Signed-off-by: Matt Layher <mdlayher@gmail.com>
2020-12-23 08:08:02 -08:00
Brad Fitzpatrick
b983e5340f
wgengine/monitor: add, clean up netlink logging on route changes
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Updates #643
2020-08-12 13:27:14 -07:00
Brad Fitzpatrick
43bc86588e
wgengine/monitor: log RTM_DELROUTE details, fix format strings
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Updates #643
2020-08-05 20:44:05 -07:00
Wendi Yu
c3736250a4
wgengine: fix macos staticcheck errors ( #557 )
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Signed-off-by: Wendi <wendi.yu@yahoo.ca>
2020-07-14 17:28:02 -06:00
Brad Fitzpatrick
ce1b52bb71
wgengine/monitor: fix other potential crashes on Linux
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Never return "nil, nil" anymore. The caller expected a usable
interface now. I missed some of these earlier.
Also, handle address deletion now.
Updates #532
2020-07-07 11:08:16 -07:00
Brad Fitzpatrick
4b75a27969
wgengine/monitor: fix crash on Linux on type 21 messages
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Fixes #532
2020-07-07 10:45:25 -07:00
Brad Fitzpatrick
4db60a8436
wgengine/monitor: parse Linux netlink messages, ignore our own events
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Fixes tailscale/corp#412 ("flood of link change events at start-up")
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2020-07-06 22:42:01 -07:00
Elias Naur
2dac4f2b24
wgengine/monitor: disable monitor on Android
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Netlink is not supported on Android.
Signed-off-by: Elias Naur <mail@eliasnaur.com>
2020-04-24 06:35:31 -07:00
Tobias Klauser
4d09316f9a
wgengine/monitor: use RTMGRP_* consts from x/sys/unix
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Bump golang.org/x/sys/unix to get the RTMGRP_* consts and use them.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
2020-02-17 14:15:08 -08:00
Brad Fitzpatrick
997678f540
wgengine/monitor: make Close not block forever on Linux
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Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2020-02-17 11:39:33 -08:00
Brad Fitzpatrick
7f5e3febe5
wgengine: move link monitor to be owned by the engine, not the router
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And make the monitor package portable with no-op implementations on
unsupported operating systems.
Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
2020-02-17 09:53:17 -08:00
wardn
2cafbd74c7
monitor: refactor for architecture-specific connection implementations
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Signed-off-by: wardn <wardn@users.noreply.github.com>
2020-02-13 09:46:17 -08:00
