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Add comments for ipset entries in kube-proxy

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This commit is contained in:
Weibin Lin
2018-05-08 20:25:32 +08:00
parent 9d6ea5b4a3
commit 10664ee8c6
5 changed files with 88 additions and 73 deletions
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51
pkg/proxy/ipvs/ipset.go
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@@ -28,41 +28,41 @@ const (
// MinIPSetCheckVersion is the min ipset version we need. IPv6 is supported in ipset 6.x
MinIPSetCheckVersion = "6.0"
// KubeLoopBackIPSet is used to store endpoints dst ip:port, source ip for solving hairpin purpose.
KubeLoopBackIPSet = "KUBE-LOOP-BACK"
kubeLoopBackIPSetComment = "Kubernetes endpoints dst ip:port, source ip for solving hairpin purpose"
kubeLoopBackIPSet = "KUBE-LOOP-BACK"
// KubeClusterIPSet is used to store service cluster ip + port for masquerade purpose.
KubeClusterIPSet = "KUBE-CLUSTER-IP"
kubeClusterIPSetComment = "Kubernetes service cluster ip + port for masquerade purpose"
kubeClusterIPSet = "KUBE-CLUSTER-IP"
// KubeExternalIPSet is used to store service external ip + port for masquerade and filter purpose.
KubeExternalIPSet = "KUBE-EXTERNAL-IP"
kubeExternalIPSetComment = "Kubernetes service external ip + port for masquerade and filter purpose"
kubeExternalIPSet = "KUBE-EXTERNAL-IP"
// KubeLoadBalancerSet is used to store service load balancer ingress ip + port, it is the service lb portal.
KubeLoadBalancerSet = "KUBE-LOAD-BALANCER"
kubeLoadBalancerSetComment = "Kubernetes service lb portal"
kubeLoadBalancerSet = "KUBE-LOAD-BALANCER"
// KubeLoadBalancerLocalSet is used to store service load balancer ingress ip + port with externalTrafficPolicy=local.
KubeLoadBalancerLocalSet = "KUBE-LOAD-BALANCER-LOCAL"
kubeLoadBalancerLocalSetComment = "Kubernetes service load balancer ip + port with externalTrafficPolicy=local"
kubeLoadBalancerLocalSet = "KUBE-LOAD-BALANCER-LOCAL"
// KubeLoadbalancerFWSet is used to store service load balancer ingress ip + port for load balancer with sourceRange.
KubeLoadbalancerFWSet = "KUBE-LOAD-BALANCER-FW"
kubeLoadbalancerFWSetComment = "Kubernetes service load balancer ip + port for load balancer with sourceRange"
kubeLoadbalancerFWSet = "KUBE-LOAD-BALANCER-FW"
// KubeLoadBalancerSourceIPSet is used to store service load balancer ingress ip + port + source IP for packet filter purpose.
KubeLoadBalancerSourceIPSet = "KUBE-LOAD-BALANCER-SOURCE-IP"
kubeLoadBalancerSourceIPSetComment = "Kubernetes service load balancer ip + port + source IP for packet filter purpose"
kubeLoadBalancerSourceIPSet = "KUBE-LOAD-BALANCER-SOURCE-IP"
// KubeLoadBalancerSourceCIDRSet is used to store service load balancer ingress ip + port + source cidr for packet filter purpose.
KubeLoadBalancerSourceCIDRSet = "KUBE-LOAD-BALANCER-SOURCE-CIDR"
kubeLoadBalancerSourceCIDRSetComment = "Kubernetes service load balancer ip + port + source cidr for packet filter purpose"
kubeLoadBalancerSourceCIDRSet = "KUBE-LOAD-BALANCER-SOURCE-CIDR"
// KubeNodePortSetTCP is used to store the nodeport TCP port for masquerade purpose.
KubeNodePortSetTCP = "KUBE-NODE-PORT-TCP"
kubeNodePortSetTCPComment = "Kubernetes nodeport TCP port for masquerade purpose"
kubeNodePortSetTCP = "KUBE-NODE-PORT-TCP"
// KubeNodePortLocalSetTCP is used to store the nodeport TCP port with externalTrafficPolicy=local.
KubeNodePortLocalSetTCP = "KUBE-NODE-PORT-LOCAL-TCP"
kubeNodePortLocalSetTCPComment = "Kubernetes nodeport TCP port with externalTrafficPolicy=local"
kubeNodePortLocalSetTCP = "KUBE-NODE-PORT-LOCAL-TCP"
// KubeNodePortSetUDP is used to store the nodeport UDP port for masquerade purpose.
KubeNodePortSetUDP = "KUBE-NODE-PORT-UDP"
kubeNodePortSetUDPComment = "Kubernetes nodeport UDP port for masquerade purpose"
kubeNodePortSetUDP = "KUBE-NODE-PORT-UDP"
// KubeNodePortLocalSetUDP is used to store the nodeport UDP port with externalTrafficPolicy=local.
KubeNodePortLocalSetUDP = "KUBE-NODE-PORT-LOCAL-UDP"
kubeNodePortLocalSetUDPComment = "Kubernetes nodeport UDP port with externalTrafficPolicy=local"
kubeNodePortLocalSetUDP = "KUBE-NODE-PORT-LOCAL-UDP"
)
// IPSetVersioner can query the current ipset version.
@@ -81,7 +81,7 @@ type IPSet struct {
}
// NewIPSet initialize a new IPSet struct
func NewIPSet(handle utilipset.Interface, name string, setType utilipset.Type, isIPv6 bool) *IPSet {
func NewIPSet(handle utilipset.Interface, name string, setType utilipset.Type, isIPv6 bool, comment string) *IPSet {
hashFamily := utilipset.ProtocolFamilyIPV4
if isIPv6 {
hashFamily = utilipset.ProtocolFamilyIPV6
@@ -91,6 +91,7 @@ func NewIPSet(handle utilipset.Interface, name string, setType utilipset.Type, i
Name: name,
SetType: setType,
HashFamily: hashFamily,
Comment: comment,
},
activeEntries: sets.NewString(),
handle: handle,