mirror of
https://github.com/k3s-io/kubernetes.git
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Merge pull request #106269 from danwinship/iptables-proxy-cleanup
more iptables proxy cleanups
This commit is contained in:
Kubernetes Prow Robot
GitHub
commit
d1f8463d08
@ -1065,7 +1065,7 @@ func (proxier *Proxier) syncProxyRules() {
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// Handle traffic that loops back to the originator with SNAT.
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proxier.natRules.Write(
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args,
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"-s", utilproxy.ToCIDR(netutils.ParseIPSloppy(epInfo.IP())),
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"-s", epInfo.IP(),
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"-j", string(KubeMarkMasqChain))
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// Update client-affinity lists.
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if svcInfo.SessionAffinityType() == v1.ServiceAffinityClientIP {
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@ -1104,7 +1104,7 @@ func (proxier *Proxier) syncProxyRules() {
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args = append(args[:0],
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"-m", "comment", "--comment", fmt.Sprintf(`"%s cluster IP"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", utilproxy.ToCIDR(svcInfo.ClusterIP()),
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"-d", svcInfo.ClusterIP().String(),
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"--dport", strconv.Itoa(svcInfo.Port()),
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)
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if proxier.masqueradeAll {
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@ -1132,7 +1132,7 @@ func (proxier *Proxier) syncProxyRules() {
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"-A", string(kubeServicesChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s has no endpoints"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", utilproxy.ToCIDR(svcInfo.ClusterIP()),
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"-d", svcInfo.ClusterIP().String(),
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"--dport", strconv.Itoa(svcInfo.Port()),
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"-j", "REJECT",
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)
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@ -1151,34 +1151,14 @@ func (proxier *Proxier) syncProxyRules() {
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Port: svcInfo.Port(),
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Protocol: netutils.Protocol(svcInfo.Protocol()),
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}
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if proxier.portsMap[lp] != nil {
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klog.V(4).InfoS("Port was open before and is still needed", "port", lp)
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replacementPortsMap[lp] = proxier.portsMap[lp]
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} else {
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socket, err := proxier.portMapper.OpenLocalPort(&lp)
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if err != nil {
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msg := fmt.Sprintf("can't open port %s, skipping it", lp.String())
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proxier.recorder.Eventf(
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&v1.ObjectReference{
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Kind: "Node",
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Name: proxier.hostname,
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UID: types.UID(proxier.hostname),
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Namespace: "",
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}, nil, v1.EventTypeWarning, err.Error(), "SyncProxyRules", msg)
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klog.ErrorS(err, "Can't open port, skipping it", "port", lp)
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continue
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}
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klog.V(2).InfoS("Opened local port", "port", lp)
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replacementPortsMap[lp] = socket
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}
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proxier.openPort(lp, replacementPortsMap)
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}
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if hasEndpoints {
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args = append(args[:0],
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"-m", "comment", "--comment", fmt.Sprintf(`"%s external IP"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", utilproxy.ToCIDR(netutils.ParseIPSloppy(externalIP)),
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"-d", externalIP,
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"--dport", strconv.Itoa(svcInfo.Port()),
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)
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@ -1214,7 +1194,7 @@ func (proxier *Proxier) syncProxyRules() {
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"-A", string(kubeExternalServicesChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s has no endpoints"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", utilproxy.ToCIDR(netutils.ParseIPSloppy(externalIP)),
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"-d", externalIP,
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"--dport", strconv.Itoa(svcInfo.Port()),
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"-j", "REJECT",
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)
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@ -1224,95 +1204,96 @@ func (proxier *Proxier) syncProxyRules() {
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// Capture load-balancer ingress.
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fwChain := svcInfo.serviceFirewallChainName
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for _, ingress := range svcInfo.LoadBalancerIPStrings() {
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if ingress != "" {
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if hasEndpoints {
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// create service firewall chain
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if chain, ok := existingNATChains[fwChain]; ok {
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proxier.natChains.WriteBytes(chain)
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} else {
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proxier.natChains.Write(utiliptables.MakeChainLine(fwChain))
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}
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activeNATChains[fwChain] = true
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// The service firewall rules are created based on ServiceSpec.loadBalancerSourceRanges field.
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// This currently works for loadbalancers that preserves source ips.
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// For loadbalancers which direct traffic to service NodePort, the firewall rules will not apply.
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args = append(args[:0],
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"-A", string(kubeServicesChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s loadbalancer IP"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", utilproxy.ToCIDR(netutils.ParseIPSloppy(ingress)),
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"--dport", strconv.Itoa(svcInfo.Port()),
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)
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// jump to service firewall chain
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proxier.natRules.Write(args, "-j", string(fwChain))
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args = append(args[:0],
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"-A", string(fwChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s loadbalancer IP"`, svcNameString),
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)
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// Each source match rule in the FW chain may jump to either the SVC or the XLB chain
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chosenChain := svcXlbChain
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// If we are proxying globally, we need to masquerade in case we cross nodes.
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// If we are proxying only locally, we can retain the source IP.
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if !svcInfo.NodeLocalExternal() {
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proxier.natRules.Write(args, "-j", string(KubeMarkMasqChain))
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chosenChain = svcChain
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}
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if len(svcInfo.LoadBalancerSourceRanges()) == 0 {
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// allow all sources, so jump directly to the KUBE-SVC or KUBE-XLB chain
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proxier.natRules.Write(args, "-j", string(chosenChain))
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} else {
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// firewall filter based on each source range
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allowFromNode := false
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for _, src := range svcInfo.LoadBalancerSourceRanges() {
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proxier.natRules.Write(args, "-s", src, "-j", string(chosenChain))
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_, cidr, err := netutils.ParseCIDRSloppy(src)
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if err != nil {
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klog.ErrorS(err, "Error parsing CIDR in LoadBalancerSourceRanges, dropping it", "cidr", cidr)
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} else if cidr.Contains(proxier.nodeIP) {
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allowFromNode = true
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}
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}
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// generally, ip route rule was added to intercept request to loadbalancer vip from the
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// loadbalancer's backend hosts. In this case, request will not hit the loadbalancer but loop back directly.
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// Need to add the following rule to allow request on host.
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if allowFromNode {
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proxier.natRules.Write(args, "-s", utilproxy.ToCIDR(netutils.ParseIPSloppy(ingress)), "-j", string(chosenChain))
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}
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}
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// If the packet was able to reach the end of firewall chain, then it did not get DNATed.
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// It means the packet cannot go thru the firewall, then mark it for DROP
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proxier.natRules.Write(args, "-j", string(KubeMarkDropChain))
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if hasEndpoints {
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// create service firewall chain
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if chain, ok := existingNATChains[fwChain]; ok {
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proxier.natChains.WriteBytes(chain)
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} else {
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// No endpoints.
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proxier.filterRules.Write(
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"-A", string(kubeExternalServicesChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s has no endpoints"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", utilproxy.ToCIDR(netutils.ParseIPSloppy(ingress)),
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"--dport", strconv.Itoa(svcInfo.Port()),
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"-j", "REJECT",
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)
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proxier.natChains.Write(utiliptables.MakeChainLine(fwChain))
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}
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activeNATChains[fwChain] = true
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// The service firewall rules are created based on ServiceSpec.loadBalancerSourceRanges field.
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// This currently works for loadbalancers that preserves source ips.
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// For loadbalancers which direct traffic to service NodePort, the firewall rules will not apply.
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args = append(args[:0],
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"-A", string(kubeServicesChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s loadbalancer IP"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", ingress,
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"--dport", strconv.Itoa(svcInfo.Port()),
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)
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// jump to service firewall chain
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proxier.natRules.Write(args, "-j", string(fwChain))
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args = append(args[:0],
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"-A", string(fwChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s loadbalancer IP"`, svcNameString),
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)
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// Each source match rule in the FW chain may jump to either the SVC or the XLB chain
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chosenChain := svcXlbChain
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// If we are proxying globally, we need to masquerade in case we cross nodes.
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// If we are proxying only locally, we can retain the source IP.
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if !svcInfo.NodeLocalExternal() {
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proxier.natRules.Write(args, "-j", string(KubeMarkMasqChain))
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chosenChain = svcChain
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}
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if len(svcInfo.LoadBalancerSourceRanges()) == 0 {
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// allow all sources, so jump directly to the KUBE-SVC or KUBE-XLB chain
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proxier.natRules.Write(args, "-j", string(chosenChain))
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} else {
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// firewall filter based on each source range
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allowFromNode := false
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for _, src := range svcInfo.LoadBalancerSourceRanges() {
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proxier.natRules.Write(args, "-s", src, "-j", string(chosenChain))
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_, cidr, err := netutils.ParseCIDRSloppy(src)
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if err != nil {
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klog.ErrorS(err, "Error parsing CIDR in LoadBalancerSourceRanges, dropping it", "cidr", cidr)
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} else if cidr.Contains(proxier.nodeIP) {
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allowFromNode = true
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}
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}
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// generally, ip route rule was added to intercept request to loadbalancer vip from the
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// loadbalancer's backend hosts. In this case, request will not hit the loadbalancer but loop back directly.
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// Need to add the following rule to allow request on host.
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if allowFromNode {
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proxier.natRules.Write(
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args,
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"-s", ingress,
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"-j", string(chosenChain))
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}
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}
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// If the packet was able to reach the end of firewall chain, then it did not get DNATed.
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// It means the packet cannot go thru the firewall, then mark it for DROP
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proxier.natRules.Write(args, "-j", string(KubeMarkDropChain))
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} else {
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// No endpoints.
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proxier.filterRules.Write(
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"-A", string(kubeExternalServicesChain),
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"-m", "comment", "--comment", fmt.Sprintf(`"%s has no endpoints"`, svcNameString),
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"-m", protocol, "-p", protocol,
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"-d", ingress,
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"--dport", strconv.Itoa(svcInfo.Port()),
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"-j", "REJECT",
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)
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}
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}
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// Capture nodeports. If we had more than 2 rules it might be
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// worthwhile to make a new per-service chain for nodeport rules, but
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// with just 2 rules it ends up being a waste and a cognitive burden.
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if svcInfo.NodePort() != 0 {
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if svcInfo.NodePort() != 0 && len(nodeAddresses) != 0 {
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// Hold the local port open so no other process can open it
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// (because the socket might open but it would never work).
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if len(nodeAddresses) == 0 {
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continue
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}
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lps := make([]netutils.LocalPort, 0)
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// nodeAddresses only contains the addresses for this proxier's IP family.
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for address := range nodeAddresses {
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if utilproxy.IsZeroCIDR(address) {
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address = ""
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}
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lp := netutils.LocalPort{
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Description: "nodePort for " + svcNameString,
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IP: address,
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@ -1320,39 +1301,7 @@ func (proxier *Proxier) syncProxyRules() {
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Port: svcInfo.NodePort(),
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Protocol: netutils.Protocol(svcInfo.Protocol()),
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}
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if utilproxy.IsZeroCIDR(address) {
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// Empty IP address means all
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lp.IP = ""
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lps = append(lps, lp)
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// If we encounter a zero CIDR, then there is no point in processing the rest of the addresses.
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break
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}
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lps = append(lps, lp)
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}
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// For ports on node IPs, open the actual port and hold it.
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for _, lp := range lps {
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if proxier.portsMap[lp] != nil {
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klog.V(4).InfoS("Port was open before and is still needed", "port", lp)
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replacementPortsMap[lp] = proxier.portsMap[lp]
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} else if svcInfo.Protocol() != v1.ProtocolSCTP {
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socket, err := proxier.portMapper.OpenLocalPort(&lp)
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if err != nil {
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msg := fmt.Sprintf("can't open port %s, skipping it", lp.String())
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proxier.recorder.Eventf(
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&v1.ObjectReference{
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Kind: "Node",
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Name: proxier.hostname,
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UID: types.UID(proxier.hostname),
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Namespace: "",
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}, nil, v1.EventTypeWarning, err.Error(), "SyncProxyRules", msg)
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klog.ErrorS(err, "Can't open port, skipping it", "port", lp)
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continue
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}
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klog.V(2).InfoS("Opened local port", "port", lp)
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replacementPortsMap[lp] = socket
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}
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proxier.openPort(lp, replacementPortsMap)
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}
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if hasEndpoints {
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@ -1421,38 +1370,8 @@ func (proxier *Proxier) syncProxyRules() {
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continue
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}
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// First write session affinity rules, if applicable.
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if svcInfo.SessionAffinityType() == v1.ServiceAffinityClientIP {
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for _, endpointChain := range readyEndpointChains {
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args = append(args[:0],
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"-A", string(svcChain),
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)
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args = proxier.appendServiceCommentLocked(args, svcNameString)
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args = append(args,
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"-m", "recent", "--name", string(endpointChain),
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"--rcheck", "--seconds", strconv.Itoa(svcInfo.StickyMaxAgeSeconds()), "--reap",
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"-j", string(endpointChain),
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)
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proxier.natRules.Write(args)
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}
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}
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// Now write loadbalancing rules
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numReadyEndpoints := len(readyEndpointChains)
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for i, endpointChain := range readyEndpointChains {
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// Balancing rules in the per-service chain.
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args = append(args[:0], "-A", string(svcChain))
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args = proxier.appendServiceCommentLocked(args, svcNameString)
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if i < (numReadyEndpoints - 1) {
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// Each rule is a probabilistic match.
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args = append(args,
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"-m", "statistic",
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"--mode", "random",
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"--probability", proxier.probability(numReadyEndpoints-i))
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}
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// The final (or only if n == 1) rule is a guaranteed match.
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proxier.natRules.Write(args, "-j", string(endpointChain))
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}
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// Write rules jumping from svcChain to readyEndpointChains
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proxier.writeServiceToEndpointRules(svcNameString, svcInfo, svcChain, readyEndpointChains, args)
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// The logic below this applies only if this service is marked as OnlyLocal
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if !svcInfo.NodeLocalExternal() {
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@ -1496,36 +1415,8 @@ func (proxier *Proxier) syncProxyRules() {
|
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)
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proxier.natRules.Write(args)
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} else {
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// First write session affinity rules only over local endpoints, if applicable.
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if svcInfo.SessionAffinityType() == v1.ServiceAffinityClientIP {
|
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for _, endpointChain := range localEndpointChains {
|
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proxier.natRules.Write(
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"-A", string(svcXlbChain),
|
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"-m", "comment", "--comment", svcNameString,
|
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"-m", "recent", "--name", string(endpointChain),
|
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"--rcheck", "--seconds", strconv.Itoa(svcInfo.StickyMaxAgeSeconds()), "--reap",
|
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"-j", string(endpointChain))
|
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}
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}
|
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|
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// Setup probability filter rules only over local endpoints
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for i, endpointChain := range localEndpointChains {
|
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// Balancing rules in the per-service chain.
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args = append(args[:0],
|
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"-A", string(svcXlbChain),
|
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"-m", "comment", "--comment",
|
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fmt.Sprintf(`"Balancing rule %d for %s"`, i, svcNameString),
|
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)
|
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if i < (numLocalEndpoints - 1) {
|
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// Each rule is a probabilistic match.
|
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args = append(args,
|
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"-m", "statistic",
|
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"--mode", "random",
|
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"--probability", proxier.probability(numLocalEndpoints-i))
|
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}
|
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// The final (or only if n == 1) rule is a guaranteed match.
|
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proxier.natRules.Write(args, "-j", string(endpointChain))
|
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}
|
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// Write rules jumping from svcXlbChain to localEndpointChains
|
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proxier.writeServiceToEndpointRules(svcNameString, svcInfo, svcXlbChain, localEndpointChains, args)
|
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}
|
||||
}
|
||||
|
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@ -1691,3 +1582,68 @@ func (proxier *Proxier) syncProxyRules() {
|
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klog.V(4).InfoS("Deleting stale endpoint connections", "endpoints", endpointUpdateResult.StaleEndpoints)
|
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proxier.deleteEndpointConnections(endpointUpdateResult.StaleEndpoints)
|
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}
|
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|
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func (proxier *Proxier) openPort(lp netutils.LocalPort, replacementPortsMap map[netutils.LocalPort]netutils.Closeable) {
|
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// We don't open ports for SCTP services
|
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if lp.Protocol == netutils.Protocol(v1.ProtocolSCTP) {
|
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return
|
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}
|
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|
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if proxier.portsMap[lp] != nil {
|
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klog.V(4).InfoS("Port was open before and is still needed", "port", lp)
|
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replacementPortsMap[lp] = proxier.portsMap[lp]
|
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return
|
||||
}
|
||||
|
||||
socket, err := proxier.portMapper.OpenLocalPort(&lp)
|
||||
if err != nil {
|
||||
msg := fmt.Sprintf("can't open port %s, skipping it", lp.String())
|
||||
proxier.recorder.Eventf(
|
||||
&v1.ObjectReference{
|
||||
Kind: "Node",
|
||||
Name: proxier.hostname,
|
||||
UID: types.UID(proxier.hostname),
|
||||
Namespace: "",
|
||||
}, nil, v1.EventTypeWarning, err.Error(), "SyncProxyRules", msg)
|
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klog.ErrorS(err, "can't open port, skipping it", "port", lp)
|
||||
return
|
||||
}
|
||||
|
||||
klog.V(2).InfoS("Opened local port", "port", lp)
|
||||
replacementPortsMap[lp] = socket
|
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}
|
||||
|
||||
func (proxier *Proxier) writeServiceToEndpointRules(svcNameString string, svcInfo proxy.ServicePort, svcChain utiliptables.Chain, endpointChains []utiliptables.Chain, args []string) {
|
||||
// First write session affinity rules, if applicable.
|
||||
if svcInfo.SessionAffinityType() == v1.ServiceAffinityClientIP {
|
||||
for _, endpointChain := range endpointChains {
|
||||
args = append(args[:0],
|
||||
"-A", string(svcChain),
|
||||
)
|
||||
args = proxier.appendServiceCommentLocked(args, svcNameString)
|
||||
args = append(args,
|
||||
"-m", "recent", "--name", string(endpointChain),
|
||||
"--rcheck", "--seconds", strconv.Itoa(svcInfo.StickyMaxAgeSeconds()), "--reap",
|
||||
"-j", string(endpointChain),
|
||||
)
|
||||
proxier.natRules.Write(args)
|
||||
}
|
||||
}
|
||||
|
||||
// Now write loadbalancing rules.
|
||||
numEndpoints := len(endpointChains)
|
||||
for i, endpointChain := range endpointChains {
|
||||
// Balancing rules in the per-service chain.
|
||||
args = append(args[:0], "-A", string(svcChain))
|
||||
args = proxier.appendServiceCommentLocked(args, svcNameString)
|
||||
if i < (numEndpoints - 1) {
|
||||
// Each rule is a probabilistic match.
|
||||
args = append(args,
|
||||
"-m", "statistic",
|
||||
"--mode", "random",
|
||||
"--probability", proxier.probability(numEndpoints-i))
|
||||
}
|
||||
// The final (or only if n == 1) rule is a guaranteed match.
|
||||
proxier.natRules.Write(args, "-j", string(endpointChain))
|
||||
}
|
||||
}
|
||||
|
||||
@ -113,13 +113,13 @@ func TestGetChainLinesMultipleTables(t *testing.T) {
|
||||
-A OUTPUT ! -d 127.0.0.0/8 -m addrtype --dst-type LOCAL -j DOCKER
|
||||
-A OUTPUT -m addrtype --dst-type LOCAL -m comment --comment "handle service NodePorts; NOTE: this must be the last rule in the chain" -j KUBE-NODEPORT-HOST
|
||||
-A POSTROUTING -s 10.246.1.0/24 ! -o cbr0 -j MASQUERADE
|
||||
-A POSTROUTING -s 10.0.2.15/32 -d 10.0.2.15/32 -m comment --comment "handle pod connecting to self" -j MASQUERADE
|
||||
-A KUBE-PORTALS-CONTAINER -d 10.247.0.1/32 -p tcp -m comment --comment "portal for default/kubernetes:" -m state --state NEW -m tcp --dport 443 -j KUBE-SVC-5555555555555555
|
||||
-A KUBE-PORTALS-CONTAINER -d 10.247.0.10/32 -p udp -m comment --comment "portal for kube-system/kube-dns:dns" -m state --state NEW -m udp --dport 53 -j KUBE-SVC-6666666666666666
|
||||
-A KUBE-PORTALS-CONTAINER -d 10.247.0.10/32 -p tcp -m comment --comment "portal for kube-system/kube-dns:dns-tcp" -m state --state NEW -m tcp --dport 53 -j KUBE-SVC-2222222222222222
|
||||
-A KUBE-PORTALS-HOST -d 10.247.0.1/32 -p tcp -m comment --comment "portal for default/kubernetes:" -m state --state NEW -m tcp --dport 443 -j KUBE-SVC-5555555555555555
|
||||
-A KUBE-PORTALS-HOST -d 10.247.0.10/32 -p udp -m comment --comment "portal for kube-system/kube-dns:dns" -m state --state NEW -m udp --dport 53 -j KUBE-SVC-6666666666666666
|
||||
-A KUBE-PORTALS-HOST -d 10.247.0.10/32 -p tcp -m comment --comment "portal for kube-system/kube-dns:dns-tcp" -m state --state NEW -m tcp --dport 53 -j KUBE-SVC-2222222222222222
|
||||
-A POSTROUTING -s 10.0.2.15 -d 10.0.2.15 -m comment --comment "handle pod connecting to self" -j MASQUERADE
|
||||
-A KUBE-PORTALS-CONTAINER -d 10.247.0.1 -p tcp -m comment --comment "portal for default/kubernetes:" -m state --state NEW -m tcp --dport 443 -j KUBE-SVC-5555555555555555
|
||||
-A KUBE-PORTALS-CONTAINER -d 10.247.0.10 -p udp -m comment --comment "portal for kube-system/kube-dns:dns" -m state --state NEW -m udp --dport 53 -j KUBE-SVC-6666666666666666
|
||||
-A KUBE-PORTALS-CONTAINER -d 10.247.0.10 -p tcp -m comment --comment "portal for kube-system/kube-dns:dns-tcp" -m state --state NEW -m tcp --dport 53 -j KUBE-SVC-2222222222222222
|
||||
-A KUBE-PORTALS-HOST -d 10.247.0.1 -p tcp -m comment --comment "portal for default/kubernetes:" -m state --state NEW -m tcp --dport 443 -j KUBE-SVC-5555555555555555
|
||||
-A KUBE-PORTALS-HOST -d 10.247.0.10 -p udp -m comment --comment "portal for kube-system/kube-dns:dns" -m state --state NEW -m udp --dport 53 -j KUBE-SVC-6666666666666666
|
||||
-A KUBE-PORTALS-HOST -d 10.247.0.10 -p tcp -m comment --comment "portal for kube-system/kube-dns:dns-tcp" -m state --state NEW -m tcp --dport 53 -j KUBE-SVC-2222222222222222
|
||||
-A KUBE-SVC-1111111111111111 -p udp -m comment --comment "kube-system/kube-dns:dns" -m recent --set --name KUBE-SVC-1111111111111111 --mask 255.255.255.255 --rsource -j DNAT --to-destination 10.246.1.2:53
|
||||
-A KUBE-SVC-2222222222222222 -m comment --comment "kube-system/kube-dns:dns-tcp" -j KUBE-SVC-3333333333333333
|
||||
-A KUBE-SVC-3333333333333333 -p tcp -m comment --comment "kube-system/kube-dns:dns-tcp" -m recent --set --name KUBE-SVC-3333333333333333 --mask 255.255.255.255 --rsource -j DNAT --to-destination 10.246.1.2:53
|
||||
@ -739,17 +739,17 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42/32 --dport 80 -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 external IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-FW-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42 --dport 80 -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 external IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-FW-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment ns2/svc2:p80 -j KUBE-SEP-RS4RBKLTHTF2IUXJ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -s 10.180.0.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -s 10.180.0.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.2:80
|
||||
-A KUBE-FW-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 loadbalancer IP" -s 1.2.3.4/28 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-FW-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
@ -759,22 +759,22 @@ COMMIT
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "masquerade LOCAL traffic for ns2/svc2:p80 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "route LOCAL traffic for ns2/svc2:p80 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 has no local endpoints" -j KUBE-MARK-DROP
|
||||
-A KUBE-SERVICES -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns3/svc3:p80 -m tcp -p tcp --dport 3001 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment ns3/svc3:p80 -m tcp -p tcp --dport 3001 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment ns3/svc3:p80 -j KUBE-SEP-OYPFS5VJICHGATKP
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -s 10.180.0.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -s 10.180.0.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.3:80
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44/32 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment ns4/svc4:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-UKSFD7AGPMPPLUHC
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment ns4/svc4:p80 -j KUBE-SEP-C6EBXVWJJZMIWKLZ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -s 10.180.0.4/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -s 10.180.0.4 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.4:80
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -s 10.180.0.5/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -s 10.180.0.5 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.5:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -811,39 +811,39 @@ COMMIT
|
||||
-A KUBE-NODEPORTS -m comment --comment ns2/svc2:p80 -m tcp -p tcp --dport 3001 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-NODEPORTS -m comment --comment ns3/svc3:p80 -m tcp -p tcp --dport 3001 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42/32 --dport 80 -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 external IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-FW-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44/32 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42 --dport 80 -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 external IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-FW-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-FW-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 loadbalancer IP" -s 1.2.3.4/28 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-FW-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m mark ! --mark 0x4000/0x4000 -j RETURN
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -s 10.180.0.5/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -s 10.180.0.5 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.5:80
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -s 10.180.0.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -s 10.180.0.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.3:80
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -s 10.180.0.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -s 10.180.0.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.2:80
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -s 10.180.0.4/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -s 10.180.0.4 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.4:80
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment ns4/svc4:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-UKSFD7AGPMPPLUHC
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment ns4/svc4:p80 -j KUBE-SEP-C6EBXVWJJZMIWKLZ
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment ns2/svc2:p80 -j KUBE-SEP-RS4RBKLTHTF2IUXJ
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment ns3/svc3:p80 -m tcp -p tcp --dport 3001 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment ns3/svc3:p80 -j KUBE-SEP-OYPFS5VJICHGATKP
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "masquerade LOCAL traffic for ns2/svc2:p80 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
@ -995,7 +995,7 @@ COMMIT
|
||||
COMMIT
|
||||
*nat
|
||||
:KUBE-SERVICES - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
COMMIT
|
||||
`,
|
||||
error: "some chains in *nat are used but were not created: [KUBE-SVC-XPGD46QRK7WJZT7O]",
|
||||
@ -1008,7 +1008,7 @@ COMMIT
|
||||
*nat
|
||||
:KUBE-SERVICES - [0:0]
|
||||
:KUBE-SVC-XPGD46QRK7WJZT7O - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
COMMIT
|
||||
`,
|
||||
error: "some chains in *nat are jumped to but have no rules: [KUBE-SVC-XPGD46QRK7WJZT7O]",
|
||||
@ -1022,7 +1022,7 @@ COMMIT
|
||||
:KUBE-MARK-MASQ - [0:0]
|
||||
:KUBE-SERVICES - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" ...
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
COMMIT
|
||||
`,
|
||||
error: "some chains in *nat are used but were not created: [KUBE-SVC-XPGD46QRK7WJZT7O]",
|
||||
@ -1231,17 +1231,17 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42/32 --dport 80 -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 external IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-FW-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42 --dport 80 -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 external IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SERVICES -m comment --comment "ns2/svc2:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-FW-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 cluster IP" -m tcp -p tcp -d 10.20.30.42 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-GNZBNJ2PO5MGZ6GT -m comment --comment ns2/svc2:p80 -j KUBE-SEP-RS4RBKLTHTF2IUXJ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -s 10.180.0.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -s 10.180.0.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-RS4RBKLTHTF2IUXJ -m comment --comment ns2/svc2:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.2:80
|
||||
-A KUBE-FW-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 loadbalancer IP" -s 1.2.3.4/28 -j KUBE-XLB-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-FW-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
@ -1251,33 +1251,33 @@ COMMIT
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "masquerade LOCAL traffic for ns2/svc2:p80 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "route LOCAL traffic for ns2/svc2:p80 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-GNZBNJ2PO5MGZ6GT
|
||||
-A KUBE-XLB-GNZBNJ2PO5MGZ6GT -m comment --comment "ns2/svc2:p80 has no local endpoints" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-PAZTZYUUMV5KCDZL -m comment --comment "ns2b/svc2b:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns2b/svc2b:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 -j KUBE-SVC-PAZTZYUUMV5KCDZL
|
||||
-A KUBE-SERVICES -m comment --comment "ns2b/svc2b:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.5/32 --dport 80 -j KUBE-FW-PAZTZYUUMV5KCDZL
|
||||
-A KUBE-SVC-PAZTZYUUMV5KCDZL -m comment --comment "ns2b/svc2b:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns2b/svc2b:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 -j KUBE-SVC-PAZTZYUUMV5KCDZL
|
||||
-A KUBE-SERVICES -m comment --comment "ns2b/svc2b:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.5 --dport 80 -j KUBE-FW-PAZTZYUUMV5KCDZL
|
||||
-A KUBE-FW-PAZTZYUUMV5KCDZL -m comment --comment "ns2b/svc2b:p80 loadbalancer IP" -j KUBE-MARK-MASQ
|
||||
-A KUBE-FW-PAZTZYUUMV5KCDZL -m comment --comment "ns2b/svc2b:p80 loadbalancer IP" -j KUBE-SVC-PAZTZYUUMV5KCDZL
|
||||
-A KUBE-FW-PAZTZYUUMV5KCDZL -m comment --comment "ns2b/svc2b:p80 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-PAZTZYUUMV5KCDZL -m comment --comment ns2b/svc2b:p80 -m tcp -p tcp --dport 3001 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns2b/svc2b:p80 -m tcp -p tcp --dport 3001 -j KUBE-SVC-PAZTZYUUMV5KCDZL
|
||||
-A KUBE-SVC-PAZTZYUUMV5KCDZL -m comment --comment ns2b/svc2b:p80 -j KUBE-SEP-QDCEFMBQEGWIV4VT
|
||||
-A KUBE-SEP-QDCEFMBQEGWIV4VT -m comment --comment ns2b/svc2b:p80 -s 10.180.0.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-QDCEFMBQEGWIV4VT -m comment --comment ns2b/svc2b:p80 -s 10.180.0.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-QDCEFMBQEGWIV4VT -m comment --comment ns2b/svc2b:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.3:80
|
||||
-A KUBE-SERVICES -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment "ns3/svc3:p80 cluster IP" -m tcp -p tcp -d 10.20.30.43 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns3/svc3:p80 -m tcp -p tcp --dport 3001 -j KUBE-SVC-X27LE4BHSL4DOUIK
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment ns3/svc3:p80 -m tcp -p tcp --dport 3001 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-X27LE4BHSL4DOUIK -m comment --comment ns3/svc3:p80 -j KUBE-SEP-OYPFS5VJICHGATKP
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -s 10.180.0.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -s 10.180.0.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-OYPFS5VJICHGATKP -m comment --comment ns3/svc3:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.3:80
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44/32 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SERVICES -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 -j KUBE-SVC-4SW47YFZTEDKD3PK
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 cluster IP" -m tcp -p tcp -d 10.20.30.44 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment "ns4/svc4:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment ns4/svc4:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-UKSFD7AGPMPPLUHC
|
||||
-A KUBE-SVC-4SW47YFZTEDKD3PK -m comment --comment ns4/svc4:p80 -j KUBE-SEP-C6EBXVWJJZMIWKLZ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -s 10.180.0.4/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -s 10.180.0.4 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-UKSFD7AGPMPPLUHC -m comment --comment ns4/svc4:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.4:80
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -s 10.180.0.5/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -s 10.180.0.5 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-C6EBXVWJJZMIWKLZ -m comment --comment ns4/svc4:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.5:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -1325,7 +1325,7 @@ func TestClusterIPReject(t *testing.T) {
|
||||
:KUBE-EXTERNAL-SERVICES - [0:0]
|
||||
:KUBE-FORWARD - [0:0]
|
||||
:KUBE-NODEPORTS - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j REJECT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j REJECT
|
||||
-A KUBE-FORWARD -m conntrack --ctstate INVALID -j DROP
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding rules" -m mark --mark 0x4000/0x4000 -j ACCEPT
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding conntrack pod source rule" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
|
||||
@ -1409,10 +1409,10 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -1495,18 +1495,18 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-FW-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-FW-XPGD46QRK7WJZT7O
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -j KUBE-MARK-MASQ
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -s 1.2.3.4/28 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -1588,12 +1588,12 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -1646,7 +1646,7 @@ func TestHealthCheckNodePort(t *testing.T) {
|
||||
:KUBE-EXTERNAL-SERVICES - [0:0]
|
||||
:KUBE-FORWARD - [0:0]
|
||||
:KUBE-NODEPORTS - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.42/32 --dport 80 -j REJECT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.42 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m addrtype --dst-type LOCAL -m tcp -p tcp --dport 3001 -j REJECT
|
||||
-A KUBE-NODEPORTS -m comment --comment "ns1/svc1:p80 health check node port" -m tcp -p tcp --dport 30000 -j ACCEPT
|
||||
-A KUBE-FORWARD -m conntrack --ctstate INVALID -j DROP
|
||||
@ -1743,8 +1743,8 @@ func TestExternalIPsReject(t *testing.T) {
|
||||
:KUBE-EXTERNAL-SERVICES - [0:0]
|
||||
:KUBE-FORWARD - [0:0]
|
||||
:KUBE-NODEPORTS - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 -j REJECT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 50.60.70.81 --dport 80 -j REJECT
|
||||
-A KUBE-FORWARD -m conntrack --ctstate INVALID -j DROP
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding rules" -m mark --mark 0x4000/0x4000 -j ACCEPT
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding conntrack pod source rule" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
|
||||
@ -1837,19 +1837,19 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 -j KUBE-XLB-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 -j KUBE-XLB-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.2.1:80
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "masquerade LOCAL traffic for ns1/svc1:p80 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "route LOCAL traffic for ns1/svc1:p80 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "Balancing rule 0 for ns1/svc1:p80" -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`
|
||||
@ -1928,15 +1928,15 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 50.60.70.81/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 external IP" -m tcp -p tcp -d 50.60.70.81 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.2.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -1977,7 +1977,7 @@ func TestNodePortReject(t *testing.T) {
|
||||
:KUBE-EXTERNAL-SERVICES - [0:0]
|
||||
:KUBE-FORWARD - [0:0]
|
||||
:KUBE-NODEPORTS - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j REJECT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m addrtype --dst-type LOCAL -m tcp -p tcp --dport 3001 -j REJECT
|
||||
-A KUBE-FORWARD -m conntrack --ctstate INVALID -j DROP
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding rules" -m mark --mark 0x4000/0x4000 -j ACCEPT
|
||||
@ -2042,8 +2042,8 @@ func TestLoadBalancerReject(t *testing.T) {
|
||||
:KUBE-EXTERNAL-SERVICES - [0:0]
|
||||
:KUBE-FORWARD - [0:0]
|
||||
:KUBE-NODEPORTS - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j REJECT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1:p80 has no endpoints" -m addrtype --dst-type LOCAL -m tcp -p tcp --dport 3001 -j REJECT
|
||||
-A KUBE-FORWARD -m conntrack --ctstate INVALID -j DROP
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding rules" -m mark --mark 0x4000/0x4000 -j ACCEPT
|
||||
@ -2149,9 +2149,9 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-FW-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-FW-XPGD46QRK7WJZT7O
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -j KUBE-XLB-XPGD46QRK7WJZT7O
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -s 127.0.0.0/8 -j KUBE-MARK-MASQ
|
||||
@ -2160,15 +2160,15 @@ COMMIT
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m recent --name KUBE-SEP-ZX7GRIZKSNUQ3LAJ --rcheck --seconds 10800 --reap -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m recent --name KUBE-SEP-SXIVWICOYRO3J4NJ --set -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -m recent --name KUBE-SEP-ZX7GRIZKSNUQ3LAJ --set -m tcp -p tcp -j DNAT --to-destination 10.180.2.1:80
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "masquerade LOCAL traffic for ns1/svc1:p80 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "route LOCAL traffic for ns1/svc1:p80 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m recent --name KUBE-SEP-ZX7GRIZKSNUQ3LAJ --rcheck --seconds 10800 --reap -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "Balancing rule 0 for ns1/svc1:p80" -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`
|
||||
@ -2205,18 +2205,18 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -s 127.0.0.0/8 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-XLB-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.2.1:80
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "masquerade LOCAL traffic for ns1/svc1:p80 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "route LOCAL traffic for ns1/svc1:p80 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "Balancing rule 0 for ns1/svc1:p80" -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -d 10.20.30.51 -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`
|
||||
@ -2251,20 +2251,20 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -s 127.0.0.0/8 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-XLB-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -s 10.180.2.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-ZX7GRIZKSNUQ3LAJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.2.1:80
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "masquerade LOCAL traffic for ns1/svc1:p80 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "route LOCAL traffic for ns1/svc1:p80 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment "Balancing rule 0 for ns1/svc1:p80" -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-XLB-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-ZX7GRIZKSNUQ3LAJ
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -d 10.20.30.51 -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`
|
||||
@ -3536,16 +3536,16 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 0 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 0 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 0 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 0 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.3333333333 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-XGJFVO3L2O5SRFNT
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.1:80
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.2:80
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.3:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -3636,23 +3636,23 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 0 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 0 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 0 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 0 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1 -m tcp -p tcp --dport 30010 -s 127.0.0.0/8 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1 -m tcp -p tcp --dport 30010 -j KUBE-XLB-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.3333333333 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-XGJFVO3L2O5SRFNT
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.1:80
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.2:80
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.3:80
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "masquerade LOCAL traffic for ns1/svc1 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "route LOCAL traffic for ns1/svc1 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Balancing rule 0 for ns1/svc1" -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`
|
||||
@ -4095,16 +4095,16 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.3333333333 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-XGJFVO3L2O5SRFNT
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.1:80
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.2:80
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.3:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -4162,10 +4162,10 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -m tcp -p tcp -j DNAT --to-destination 10.0.1.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -4187,7 +4187,7 @@ COMMIT
|
||||
:KUBE-EXTERNAL-SERVICES - [0:0]
|
||||
:KUBE-FORWARD - [0:0]
|
||||
:KUBE-NODEPORTS - [0:0]
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 has no endpoints" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j REJECT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 has no endpoints" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j REJECT
|
||||
-A KUBE-FORWARD -m conntrack --ctstate INVALID -j DROP
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding rules" -m mark --mark 0x4000/0x4000 -j ACCEPT
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding conntrack pod source rule" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
|
||||
@ -4415,9 +4415,9 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3/32 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-XLB-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-3JOIVZTXZZRGORX4 --rcheck --seconds 10800 --reap -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
@ -4426,19 +4426,19 @@ COMMIT
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.3333333333 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-EQCHZ7S2PJ72OHAY
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-3JOIVZTXZZRGORX4 --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.1:80
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-IO5XOSKPAXIFQXAJ --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.2:80
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-EQCHZ7S2PJ72OHAY --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.5:80
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "masquerade LOCAL traffic for ns1/svc1 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "route LOCAL traffic for ns1/svc1 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-3JOIVZTXZZRGORX4 --rcheck --seconds 10800 --reap -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-IO5XOSKPAXIFQXAJ --rcheck --seconds 10800 --reap -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Balancing rule 0 for ns1/svc1" -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Balancing rule 1 for ns1/svc1" -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`,
|
||||
@ -4535,9 +4535,9 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3/32 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-XLB-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-3JOIVZTXZZRGORX4 --rcheck --seconds 10800 --reap -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
@ -4546,19 +4546,19 @@ COMMIT
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.3333333333 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-EQCHZ7S2PJ72OHAY
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -s 10.0.1.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-3JOIVZTXZZRGORX4 -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-3JOIVZTXZZRGORX4 --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.1:80
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-IO5XOSKPAXIFQXAJ --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.2:80
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-EQCHZ7S2PJ72OHAY --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.5:80
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "masquerade LOCAL traffic for ns1/svc1 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "route LOCAL traffic for ns1/svc1 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-3JOIVZTXZZRGORX4 --rcheck --seconds 10800 --reap -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-IO5XOSKPAXIFQXAJ --rcheck --seconds 10800 --reap -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Balancing rule 0 for ns1/svc1" -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Balancing rule 1 for ns1/svc1" -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-3JOIVZTXZZRGORX4
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`,
|
||||
@ -4647,26 +4647,26 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3/32 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-XLB-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-EQCHZ7S2PJ72OHAY --rcheck --seconds 10800 --reap -j KUBE-SEP-EQCHZ7S2PJ72OHAY
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-EQCHZ7S2PJ72OHAY
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -s 10.0.1.2 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-IO5XOSKPAXIFQXAJ -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-IO5XOSKPAXIFQXAJ --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.2:80
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -s 10.0.1.3 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-XGJFVO3L2O5SRFNT -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-XGJFVO3L2O5SRFNT --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.3:80
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-EQCHZ7S2PJ72OHAY --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.5:80
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "masquerade LOCAL traffic for ns1/svc1 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "route LOCAL traffic for ns1/svc1 LB IP to service chain" -m addrtype --src-type LOCAL -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-IO5XOSKPAXIFQXAJ --rcheck --seconds 10800 --reap -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-XGJFVO3L2O5SRFNT --rcheck --seconds 10800 --reap -j KUBE-SEP-XGJFVO3L2O5SRFNT
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Balancing rule 0 for ns1/svc1" -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Balancing rule 1 for ns1/svc1" -j KUBE-SEP-XGJFVO3L2O5SRFNT
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m statistic --mode random --probability 0.5000000000 -j KUBE-SEP-IO5XOSKPAXIFQXAJ
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-XGJFVO3L2O5SRFNT
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
`,
|
||||
@ -4758,14 +4758,14 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3/32 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-XLB-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-EQCHZ7S2PJ72OHAY --rcheck --seconds 10800 --reap -j KUBE-SEP-EQCHZ7S2PJ72OHAY
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment ns1/svc1 -j KUBE-SEP-EQCHZ7S2PJ72OHAY
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -s 10.0.1.5 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-EQCHZ7S2PJ72OHAY -m comment --comment ns1/svc1 -m recent --name KUBE-SEP-EQCHZ7S2PJ72OHAY --set -m tcp -p tcp -j DNAT --to-destination 10.0.1.5:80
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "masquerade LOCAL traffic for ns1/svc1 LB IP" -m addrtype --src-type LOCAL -j KUBE-MARK-MASQ
|
||||
@ -4827,9 +4827,9 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3/32 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SVC-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 ! -s 10.0.0.0/24 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 cluster IP" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 loadbalancer IP" -m tcp -p tcp -d 10.1.2.3 --dport 80 -j KUBE-FW-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-XLB-AQI2S6QIMU7PVVRP
|
||||
-A KUBE-FW-AQI2S6QIMU7PVVRP -m comment --comment "ns1/svc1 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-XLB-AQI2S6QIMU7PVVRP -m comment --comment "Redirect pods trying to reach external loadbalancer VIP to clusterIP" -s 10.0.0.0/24 -j KUBE-SVC-AQI2S6QIMU7PVVRP
|
||||
@ -4889,8 +4889,8 @@ COMMIT
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding rules" -m mark --mark 0x4000/0x4000 -j ACCEPT
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding conntrack pod source rule" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
|
||||
-A KUBE-FORWARD -m comment --comment "kubernetes forwarding conntrack pod destination rule" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 has no endpoints" -m tcp -p tcp -d 172.20.1.1/32 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1 has no endpoints" -m tcp -p tcp -d 10.1.2.3/32 --dport 80 -j REJECT
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1 has no endpoints" -m tcp -p tcp -d 172.20.1.1 --dport 80 -j REJECT
|
||||
-A KUBE-EXTERNAL-SERVICES -m comment --comment "ns1/svc1 has no endpoints" -m tcp -p tcp -d 10.1.2.3 --dport 80 -j REJECT
|
||||
COMMIT
|
||||
*nat
|
||||
:KUBE-SERVICES - [0:0]
|
||||
@ -4997,16 +4997,16 @@ COMMIT
|
||||
-A KUBE-POSTROUTING -j MARK --xor-mark 0x4000
|
||||
-A KUBE-POSTROUTING -m comment --comment "kubernetes service traffic requiring SNAT" -j MASQUERADE
|
||||
-A KUBE-MARK-MASQ -j MARK --or-mark 0x4000
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41/32 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4/32 --dport 80 -j KUBE-FW-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 cluster IP" -m tcp -p tcp -d 10.20.30.41 --dport 80 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SERVICES -m comment --comment "ns1/svc1:p80 loadbalancer IP" -m tcp -p tcp -d 1.2.3.4 --dport 80 -j KUBE-FW-XPGD46QRK7WJZT7O
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -j KUBE-MARK-MASQ
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-FW-XPGD46QRK7WJZT7O -m comment --comment "ns1/svc1:p80 loadbalancer IP" -j KUBE-MARK-DROP
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-MARK-MASQ
|
||||
-A KUBE-NODEPORTS -m comment --comment ns1/svc1:p80 -m tcp -p tcp --dport 3001 -j KUBE-SVC-XPGD46QRK7WJZT7O
|
||||
-A KUBE-SVC-XPGD46QRK7WJZT7O -m comment --comment ns1/svc1:p80 -j KUBE-SEP-SXIVWICOYRO3J4NJ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1/32 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -s 10.180.0.1 -j KUBE-MARK-MASQ
|
||||
-A KUBE-SEP-SXIVWICOYRO3J4NJ -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.180.0.1:80
|
||||
-A KUBE-SERVICES -m comment --comment "kubernetes service nodeports; NOTE: this must be the last rule in this chain" -m addrtype --dst-type LOCAL -j KUBE-NODEPORTS
|
||||
COMMIT
|
||||
@ -5014,3 +5014,123 @@ COMMIT
|
||||
|
||||
assertIPTablesRulesEqual(t, expected, fp.iptablesData.String())
|
||||
}
|
||||
|
||||
func countEndpointsAndComments(iptablesData string, matchEndpoint string) (string, int, int) {
|
||||
var numEndpoints, numComments int
|
||||
var matched string
|
||||
for _, line := range strings.Split(iptablesData, "\n") {
|
||||
if strings.HasPrefix(line, "-A KUBE-SEP-") && strings.Contains(line, "-j DNAT") {
|
||||
numEndpoints++
|
||||
if strings.Contains(line, "--comment") {
|
||||
numComments++
|
||||
}
|
||||
if strings.Contains(line, matchEndpoint) {
|
||||
matched = line
|
||||
}
|
||||
}
|
||||
}
|
||||
return matched, numEndpoints, numComments
|
||||
}
|
||||
|
||||
func TestEndpointCommentElision(t *testing.T) {
|
||||
ipt := iptablestest.NewFake()
|
||||
fp := NewFakeProxier(ipt)
|
||||
fp.masqueradeAll = true
|
||||
|
||||
makeServiceMap(fp,
|
||||
makeTestService("ns1", "svc1", func(svc *v1.Service) {
|
||||
svc.Spec.Type = v1.ServiceTypeClusterIP
|
||||
svc.Spec.ClusterIP = "10.20.30.41"
|
||||
svc.Spec.Ports = []v1.ServicePort{{
|
||||
Name: "p80",
|
||||
Port: 80,
|
||||
Protocol: v1.ProtocolTCP,
|
||||
}}
|
||||
}),
|
||||
makeTestService("ns2", "svc2", func(svc *v1.Service) {
|
||||
svc.Spec.Type = v1.ServiceTypeClusterIP
|
||||
svc.Spec.ClusterIP = "10.20.30.42"
|
||||
svc.Spec.Ports = []v1.ServicePort{{
|
||||
Name: "p8080",
|
||||
Port: 8080,
|
||||
Protocol: v1.ProtocolTCP,
|
||||
}}
|
||||
}),
|
||||
makeTestService("ns3", "svc3", func(svc *v1.Service) {
|
||||
svc.Spec.Type = v1.ServiceTypeClusterIP
|
||||
svc.Spec.ClusterIP = "10.20.30.43"
|
||||
svc.Spec.Ports = []v1.ServicePort{{
|
||||
Name: "p8081",
|
||||
Port: 8081,
|
||||
Protocol: v1.ProtocolTCP,
|
||||
}}
|
||||
}),
|
||||
)
|
||||
|
||||
tcpProtocol := v1.ProtocolTCP
|
||||
populateEndpointSlices(fp,
|
||||
makeTestEndpointSlice("ns1", "svc1", 1, func(eps *discovery.EndpointSlice) {
|
||||
eps.AddressType = discovery.AddressTypeIPv4
|
||||
eps.Endpoints = make([]discovery.Endpoint, endpointChainsNumberThreshold/2-1)
|
||||
for i := range eps.Endpoints {
|
||||
eps.Endpoints[i].Addresses = []string{fmt.Sprintf("10.0.%d.%d", i%256, i/256)}
|
||||
}
|
||||
eps.Ports = []discovery.EndpointPort{{
|
||||
Name: utilpointer.StringPtr("p80"),
|
||||
Port: utilpointer.Int32(80),
|
||||
Protocol: &tcpProtocol,
|
||||
}}
|
||||
}),
|
||||
makeTestEndpointSlice("ns2", "svc2", 1, func(eps *discovery.EndpointSlice) {
|
||||
eps.AddressType = discovery.AddressTypeIPv4
|
||||
eps.Endpoints = make([]discovery.Endpoint, endpointChainsNumberThreshold/2-1)
|
||||
for i := range eps.Endpoints {
|
||||
eps.Endpoints[i].Addresses = []string{fmt.Sprintf("10.1.%d.%d", i%256, i/256)}
|
||||
}
|
||||
eps.Ports = []discovery.EndpointPort{{
|
||||
Name: utilpointer.StringPtr("p8080"),
|
||||
Port: utilpointer.Int32(8080),
|
||||
Protocol: &tcpProtocol,
|
||||
}}
|
||||
}),
|
||||
)
|
||||
|
||||
fp.syncProxyRules()
|
||||
|
||||
expectedEndpoints := 2 * (endpointChainsNumberThreshold/2 - 1)
|
||||
firstEndpoint, numEndpoints, numComments := countEndpointsAndComments(fp.iptablesData.String(), "10.0.0.0")
|
||||
assert.Equal(t, "-A KUBE-SEP-DKGQUZGBKLTPAR56 -m comment --comment ns1/svc1:p80 -m tcp -p tcp -j DNAT --to-destination 10.0.0.0:80", firstEndpoint)
|
||||
if numEndpoints != expectedEndpoints {
|
||||
t.Errorf("Found wrong number of endpoints: expected %d, got %d", expectedEndpoints, numEndpoints)
|
||||
}
|
||||
if numComments != numEndpoints {
|
||||
t.Errorf("numComments (%d) != numEndpoints (%d) when numEndpoints < threshold (%d)", numComments, numEndpoints, endpointChainsNumberThreshold)
|
||||
}
|
||||
|
||||
fp.OnEndpointSliceAdd(makeTestEndpointSlice("ns3", "svc3", 1, func(eps *discovery.EndpointSlice) {
|
||||
eps.AddressType = discovery.AddressTypeIPv4
|
||||
eps.Endpoints = []discovery.Endpoint{{
|
||||
Addresses: []string{"1.2.3.4"},
|
||||
}, {
|
||||
Addresses: []string{"5.6.7.8"},
|
||||
}, {
|
||||
Addresses: []string{"9.10.11.12"},
|
||||
}}
|
||||
eps.Ports = []discovery.EndpointPort{{
|
||||
Name: utilpointer.StringPtr("p8081"),
|
||||
Port: utilpointer.Int32(8081),
|
||||
Protocol: &tcpProtocol,
|
||||
}}
|
||||
}))
|
||||
fp.syncProxyRules()
|
||||
|
||||
expectedEndpoints += 3
|
||||
firstEndpoint, numEndpoints, numComments = countEndpointsAndComments(fp.iptablesData.String(), "10.0.0.0")
|
||||
assert.Equal(t, "-A KUBE-SEP-DKGQUZGBKLTPAR56 -m tcp -p tcp -j DNAT --to-destination 10.0.0.0:80", firstEndpoint)
|
||||
if numEndpoints != expectedEndpoints {
|
||||
t.Errorf("Found wrong number of endpoints: expected %d, got %d", expectedEndpoints, numEndpoints)
|
||||
}
|
||||
if numComments != 0 {
|
||||
t.Errorf("numComments (%d) != 0 when numEndpoints (%d) > threshold (%d)", numComments, numEndpoints, endpointChainsNumberThreshold)
|
||||
}
|
||||
}
|
||||
|
||||
@ -1307,103 +1307,101 @@ func (proxier *Proxier) syncProxyRules() {
|
||||
|
||||
// Capture load-balancer ingress.
|
||||
for _, ingress := range svcInfo.LoadBalancerIPStrings() {
|
||||
if ingress != "" {
|
||||
// ipset call
|
||||
entry = &utilipset.Entry{
|
||||
IP: ingress,
|
||||
Port: svcInfo.Port(),
|
||||
Protocol: protocol,
|
||||
SetType: utilipset.HashIPPort,
|
||||
}
|
||||
// add service load balancer ingressIP:Port to kubeServiceAccess ip set for the purpose of solving hairpin.
|
||||
// proxier.kubeServiceAccessSet.activeEntries.Insert(entry.String())
|
||||
// If we are proxying globally, we need to masquerade in case we cross nodes.
|
||||
// If we are proxying only locally, we can retain the source IP.
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerSet].Name)
|
||||
// ipset call
|
||||
entry = &utilipset.Entry{
|
||||
IP: ingress,
|
||||
Port: svcInfo.Port(),
|
||||
Protocol: protocol,
|
||||
SetType: utilipset.HashIPPort,
|
||||
}
|
||||
// add service load balancer ingressIP:Port to kubeServiceAccess ip set for the purpose of solving hairpin.
|
||||
// proxier.kubeServiceAccessSet.activeEntries.Insert(entry.String())
|
||||
// If we are proxying globally, we need to masquerade in case we cross nodes.
|
||||
// If we are proxying only locally, we can retain the source IP.
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerSet].Name)
|
||||
continue
|
||||
}
|
||||
proxier.ipsetList[kubeLoadBalancerSet].activeEntries.Insert(entry.String())
|
||||
// insert loadbalancer entry to lbIngressLocalSet if service externaltrafficpolicy=local
|
||||
if svcInfo.NodeLocalExternal() {
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerLocalSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerLocalSet].Name)
|
||||
continue
|
||||
}
|
||||
proxier.ipsetList[kubeLoadBalancerSet].activeEntries.Insert(entry.String())
|
||||
// insert loadbalancer entry to lbIngressLocalSet if service externaltrafficpolicy=local
|
||||
if svcInfo.NodeLocalExternal() {
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerLocalSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerLocalSet].Name)
|
||||
continue
|
||||
}
|
||||
proxier.ipsetList[kubeLoadBalancerLocalSet].activeEntries.Insert(entry.String())
|
||||
proxier.ipsetList[kubeLoadBalancerLocalSet].activeEntries.Insert(entry.String())
|
||||
}
|
||||
if len(svcInfo.LoadBalancerSourceRanges()) != 0 {
|
||||
// The service firewall rules are created based on ServiceSpec.loadBalancerSourceRanges field.
|
||||
// This currently works for loadbalancers that preserves source ips.
|
||||
// For loadbalancers which direct traffic to service NodePort, the firewall rules will not apply.
|
||||
if valid := proxier.ipsetList[kubeLoadbalancerFWSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadbalancerFWSet].Name)
|
||||
continue
|
||||
}
|
||||
if len(svcInfo.LoadBalancerSourceRanges()) != 0 {
|
||||
// The service firewall rules are created based on ServiceSpec.loadBalancerSourceRanges field.
|
||||
// This currently works for loadbalancers that preserves source ips.
|
||||
// For loadbalancers which direct traffic to service NodePort, the firewall rules will not apply.
|
||||
if valid := proxier.ipsetList[kubeLoadbalancerFWSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadbalancerFWSet].Name)
|
||||
proxier.ipsetList[kubeLoadbalancerFWSet].activeEntries.Insert(entry.String())
|
||||
allowFromNode := false
|
||||
for _, src := range svcInfo.LoadBalancerSourceRanges() {
|
||||
// ipset call
|
||||
entry = &utilipset.Entry{
|
||||
IP: ingress,
|
||||
Port: svcInfo.Port(),
|
||||
Protocol: protocol,
|
||||
Net: src,
|
||||
SetType: utilipset.HashIPPortNet,
|
||||
}
|
||||
// enumerate all white list source cidr
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerSourceCIDRSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerSourceCIDRSet].Name)
|
||||
continue
|
||||
}
|
||||
proxier.ipsetList[kubeLoadbalancerFWSet].activeEntries.Insert(entry.String())
|
||||
allowFromNode := false
|
||||
for _, src := range svcInfo.LoadBalancerSourceRanges() {
|
||||
// ipset call
|
||||
entry = &utilipset.Entry{
|
||||
IP: ingress,
|
||||
Port: svcInfo.Port(),
|
||||
Protocol: protocol,
|
||||
Net: src,
|
||||
SetType: utilipset.HashIPPortNet,
|
||||
}
|
||||
// enumerate all white list source cidr
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerSourceCIDRSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerSourceCIDRSet].Name)
|
||||
continue
|
||||
}
|
||||
proxier.ipsetList[kubeLoadBalancerSourceCIDRSet].activeEntries.Insert(entry.String())
|
||||
proxier.ipsetList[kubeLoadBalancerSourceCIDRSet].activeEntries.Insert(entry.String())
|
||||
|
||||
// ignore error because it has been validated
|
||||
_, cidr, _ := netutils.ParseCIDRSloppy(src)
|
||||
if cidr.Contains(proxier.nodeIP) {
|
||||
allowFromNode = true
|
||||
}
|
||||
}
|
||||
// generally, ip route rule was added to intercept request to loadbalancer vip from the
|
||||
// loadbalancer's backend hosts. In this case, request will not hit the loadbalancer but loop back directly.
|
||||
// Need to add the following rule to allow request on host.
|
||||
if allowFromNode {
|
||||
entry = &utilipset.Entry{
|
||||
IP: ingress,
|
||||
Port: svcInfo.Port(),
|
||||
Protocol: protocol,
|
||||
IP2: ingress,
|
||||
SetType: utilipset.HashIPPortIP,
|
||||
}
|
||||
// enumerate all white list source ip
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerSourceIPSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerSourceIPSet].Name)
|
||||
continue
|
||||
}
|
||||
proxier.ipsetList[kubeLoadBalancerSourceIPSet].activeEntries.Insert(entry.String())
|
||||
// ignore error because it has been validated
|
||||
_, cidr, _ := netutils.ParseCIDRSloppy(src)
|
||||
if cidr.Contains(proxier.nodeIP) {
|
||||
allowFromNode = true
|
||||
}
|
||||
}
|
||||
// ipvs call
|
||||
serv := &utilipvs.VirtualServer{
|
||||
Address: netutils.ParseIPSloppy(ingress),
|
||||
Port: uint16(svcInfo.Port()),
|
||||
Protocol: string(svcInfo.Protocol()),
|
||||
Scheduler: proxier.ipvsScheduler,
|
||||
}
|
||||
if svcInfo.SessionAffinityType() == v1.ServiceAffinityClientIP {
|
||||
serv.Flags |= utilipvs.FlagPersistent
|
||||
serv.Timeout = uint32(svcInfo.StickyMaxAgeSeconds())
|
||||
}
|
||||
if err := proxier.syncService(svcNameString, serv, true, bindedAddresses); err == nil {
|
||||
activeIPVSServices[serv.String()] = true
|
||||
activeBindAddrs[serv.Address.String()] = true
|
||||
if err := proxier.syncEndpoint(svcName, svcInfo.NodeLocalExternal(), serv); err != nil {
|
||||
klog.ErrorS(err, "Failed to sync endpoint for service", "serviceName", svcName, "virtualServer", serv)
|
||||
// generally, ip route rule was added to intercept request to loadbalancer vip from the
|
||||
// loadbalancer's backend hosts. In this case, request will not hit the loadbalancer but loop back directly.
|
||||
// Need to add the following rule to allow request on host.
|
||||
if allowFromNode {
|
||||
entry = &utilipset.Entry{
|
||||
IP: ingress,
|
||||
Port: svcInfo.Port(),
|
||||
Protocol: protocol,
|
||||
IP2: ingress,
|
||||
SetType: utilipset.HashIPPortIP,
|
||||
}
|
||||
} else {
|
||||
klog.ErrorS(err, "Failed to sync service", "serviceName", svcName, "virtualServer", serv)
|
||||
// enumerate all white list source ip
|
||||
if valid := proxier.ipsetList[kubeLoadBalancerSourceIPSet].validateEntry(entry); !valid {
|
||||
klog.ErrorS(nil, "Error adding entry to ipset", "entry", entry, "ipset", proxier.ipsetList[kubeLoadBalancerSourceIPSet].Name)
|
||||
continue
|
||||
}
|
||||
proxier.ipsetList[kubeLoadBalancerSourceIPSet].activeEntries.Insert(entry.String())
|
||||
}
|
||||
}
|
||||
// ipvs call
|
||||
serv := &utilipvs.VirtualServer{
|
||||
Address: netutils.ParseIPSloppy(ingress),
|
||||
Port: uint16(svcInfo.Port()),
|
||||
Protocol: string(svcInfo.Protocol()),
|
||||
Scheduler: proxier.ipvsScheduler,
|
||||
}
|
||||
if svcInfo.SessionAffinityType() == v1.ServiceAffinityClientIP {
|
||||
serv.Flags |= utilipvs.FlagPersistent
|
||||
serv.Timeout = uint32(svcInfo.StickyMaxAgeSeconds())
|
||||
}
|
||||
if err := proxier.syncService(svcNameString, serv, true, bindedAddresses); err == nil {
|
||||
activeIPVSServices[serv.String()] = true
|
||||
activeBindAddrs[serv.Address.String()] = true
|
||||
if err := proxier.syncEndpoint(svcName, svcInfo.NodeLocalExternal(), serv); err != nil {
|
||||
klog.ErrorS(err, "Failed to sync endpoint for service", "serviceName", svcName, "virtualServer", serv)
|
||||
}
|
||||
} else {
|
||||
klog.ErrorS(err, "Failed to sync service", "serviceName", svcName, "virtualServer", serv)
|
||||
}
|
||||
}
|
||||
|
||||
if svcInfo.NodePort() != 0 {
|
||||
|
||||
@ -1141,7 +1141,7 @@ func iptablesCommonPortalArgs(destIP net.IP, addPhysicalInterfaceMatch bool, add
|
||||
}
|
||||
|
||||
if destIP != nil {
|
||||
args = append(args, "-d", utilproxy.ToCIDR(destIP))
|
||||
args = append(args, "-d", destIP.String())
|
||||
}
|
||||
|
||||
if addPhysicalInterfaceMatch {
|
||||
|
||||
@ -17,7 +17,6 @@ limitations under the License.
|
||||
package util
|
||||
|
||||
import (
|
||||
"fmt"
|
||||
"net"
|
||||
"strconv"
|
||||
|
||||
@ -63,13 +62,3 @@ func PortPart(s string) (int, error) {
|
||||
}
|
||||
return portNumber, nil
|
||||
}
|
||||
|
||||
// ToCIDR returns a host address of the form <ip-address>/32 for
|
||||
// IPv4 and <ip-address>/128 for IPv6
|
||||
func ToCIDR(ip net.IP) string {
|
||||
len := 32
|
||||
if ip.To4() == nil {
|
||||
len = 128
|
||||
}
|
||||
return fmt.Sprintf("%s/%d", ip.String(), len)
|
||||
}
|
||||
|
||||
@ -18,8 +18,6 @@ package util
|
||||
|
||||
import (
|
||||
"testing"
|
||||
|
||||
netutils "k8s.io/utils/net"
|
||||
)
|
||||
|
||||
func TestIPPart(t *testing.T) {
|
||||
@ -102,21 +100,3 @@ func TestPortPart(t *testing.T) {
|
||||
})
|
||||
}
|
||||
}
|
||||
|
||||
func TestToCIDR(t *testing.T) {
|
||||
testCases := []struct {
|
||||
ip string
|
||||
expectedAddr string
|
||||
}{
|
||||
{"1.2.3.4", "1.2.3.4/32"},
|
||||
{"2001:db8::1:1", "2001:db8::1:1/128"},
|
||||
}
|
||||
|
||||
for _, tc := range testCases {
|
||||
ip := netutils.ParseIPSloppy(tc.ip)
|
||||
addr := ToCIDR(ip)
|
||||
if addr != tc.expectedAddr {
|
||||
t.Errorf("Unexpected host address for %s: Expected: %s, Got %s", tc.ip, tc.expectedAddr, addr)
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Loading…
Reference in New Issue
Block a user