Send multicast on p2p interfaces if they can and are not prohibited
from doing so with no_rip_mcast in /etc/gateways. This allows routed(8) to work with the way ports/security/openvpn employs the tun(4) interface.
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parent
cd899aad76
commit
c2aabe6855
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=190709
@ -139,7 +139,8 @@ output(enum output_type type,
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flags = MSG_DONTROUTE;
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break;
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case OUT_MULTICAST:
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if (ifp->int_if_flags & IFF_POINTOPOINT) {
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if (ifp->int_if_flags & (IFF_POINTOPOINT|IFF_MULTICAST) ==
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IFF_POINTOPOINT) {
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msg = "Send pt-to-pt";
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} else if (ifp->int_state & IS_DUP) {
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trace_act("abort multicast output via %s"
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@ -859,7 +860,13 @@ rip_bcast(int flash)
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} else if (ifp->int_if_flags & IFF_POINTOPOINT) {
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/* point-to-point hardware interface */
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dst.sin_addr.s_addr = ifp->int_dstaddr;
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if (vers == RIPv2 &&
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ifp->int_if_flags & IFF_MULTICAST &&
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!(ifp->int_state & IS_NO_RIP_MCAST)) {
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type = OUT_MULTICAST;
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} else {
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type = OUT_UNICAST;
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}
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} else if (ifp->int_state & IS_REMOTE) {
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/* remote interface */
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