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ed8587f90d
Prep for #1591 which will need to make Linux's router react to changes that the link monitor observes. The router package already depended on the monitor package transitively. Now it's explicit. Signed-off-by: Brad Fitzpatrick <bradfitz@tailscale.com>
32 lines
1.1 KiB
Go
32 lines
1.1 KiB
Go
// Copyright (c) 2020 Tailscale Inc & AUTHORS All rights reserved.
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// Use of this source code is governed by a BSD-style
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// license that can be found in the LICENSE file.
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package router
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import (
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"golang.zx2c4.com/wireguard/tun"
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"tailscale.com/types/logger"
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"tailscale.com/wgengine/monitor"
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)
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// For now this router only supports the userspace WireGuard implementations.
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//
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// Work is currently underway for an in-kernel FreeBSD implementation of wireguard
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// https://svnweb.freebsd.org/base?view=revision&revision=357986
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func newUserspaceRouter(logf logger.Logf, tundev tun.Device, linkMon *monitor.Mon) (Router, error) {
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return newUserspaceBSDRouter(logf, tundev, linkMon)
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}
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func cleanup(logf logger.Logf, interfaceName string) {
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// If the interface was left behind, ifconfig down will not remove it.
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// In fact, this will leave a system in a tainted state where starting tailscaled
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// will result in "interface tailscale0 already exists"
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// until the defunct interface is ifconfig-destroyed.
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ifup := []string{"ifconfig", interfaceName, "destroy"}
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if out, err := cmd(ifup...).CombinedOutput(); err != nil {
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logf("ifconfig destroy: %v\n%s", err, out)
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}
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}
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