mirror of
https://github.com/Control-D-Inc/ctrld.git
synced 2026-02-03 22:18:39 +00:00
28 lines
585 B
Go
28 lines
585 B
Go
package cli
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import (
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"github.com/vishvananda/netlink"
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"golang.org/x/sys/unix"
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)
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func (p *prog) watchLinkState() {
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ch := make(chan netlink.LinkUpdate)
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done := make(chan struct{})
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defer close(done)
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if err := netlink.LinkSubscribe(ch, done); err != nil {
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mainLog.Load().Warn().Err(err).Msg("could not subscribe link")
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return
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}
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for lu := range ch {
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if lu.Change == 0xFFFFFFFF {
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continue
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}
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if lu.Change&unix.IFF_UP != 0 {
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mainLog.Load().Debug().Msgf("link state changed, re-bootstrapping")
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for _, uc := range p.cfg.Upstream {
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uc.ReBootstrap()
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}
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}
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}
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}
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