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57a3995a94
While here, work around multicast issue until all supported versions have the fix [1] PR: 257322 [1] Obtained from: Alex Vasylenko <lxv@omut.org> [1]
12 lines
509 B
Go
12 lines
509 B
Go
--- syncthing/lib/beacon/multicast.go.orig 2021-07-06 12:51:32 UTC
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+++ syncthing/lib/beacon/multicast.go
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@@ -126,6 +126,9 @@ func readMulticasts(ctx context.Context, outbox chan<-
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pconn := ipv6.NewPacketConn(conn)
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joined := 0
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for _, intf := range intfs {
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+ if intf.Flags&net.FlagUp == 0 || intf.Flags&net.FlagMulticast == 0 || intf.Name == "ipfw0" {
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+ continue
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+ }
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err := pconn.JoinGroup(&intf, &net.UDPAddr{IP: gaddr.IP})
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if err != nil {
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l.Debugln("IPv6 join", intf.Name, "failed:", err)
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