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Fix iptables comment typo #1541

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Feb 25, 2022
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Fix iptables comment typo #1541

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2 changes: 1 addition & 1 deletion network/iptables.go
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Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,7 @@ func MasqRules(ipn ip.IP4Net, lease *subnet.Lease) []IPTablesRule {
// This rule makes sure we don't NAT traffic within overlay network (e.g. coming out of docker0)
{"nat", "POSTROUTING", []string{"-s", n, "-d", n, "-m", "comment", "--comment", "flanneld masq", "-j", "RETURN"}},
// NAT if it's not multicast traffic
{"nat", "POSTROUTING", []string{"-s", n, "!", "-d", "224.0.0.0/4", "-m", "comment", "--comment", "flannel masq", "-j", "MASQUERADE", "--random-fully"}},
{"nat", "POSTROUTING", []string{"-s", n, "!", "-d", "224.0.0.0/4", "-m", "comment", "--comment", "flanneld masq", "-j", "MASQUERADE", "--random-fully"}},
// Prevent performing Masquerade on external traffic which arrives from a Node that owns the container/pod IP address
{"nat", "POSTROUTING", []string{"!", "-s", n, "-d", sn, "-m", "comment", "--comment", "flanneld masq", "-j", "RETURN"}},
// Masquerade anything headed towards flannel from the host
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