gateway

package
v0.0.0-...-cae1f32 Latest Latest
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 Go to latest Published: Dec 15, 2023 License: Apache-2.0 Imports: 7 Imported by: 0

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func ConfigureStaticIP 

func ConfigureStaticIP(staticVIP string) error

ConfigureStaticIP adds a secondary IP to an interface, Example: staticVIP=192.168.56.199/24 

Get the route for this staticVIP
Find Interface with that route,
Verify interface has IP in same network as staticVIP
If found configure staticVIP on that interface.

func RemoveStaticIP 

func RemoveStaticIP(staticVIP string) error

Types

type EgressGateway 

type EgressGateway struct {
	// contains filtered or unexported fields
}

EgressGateway configures the gateway node (based on the `staticegressip` CRD object) with SNAT rules to NAT egress traffic from the pods that need a static egress IP

func NewEgressGateway 

func NewEgressGateway() (*EgressGateway, error)

NewEgressGateway is a constructor for EgressGateway interface

func (*EgressGateway) AddStaticIptablesRule 

func (gateway *EgressGateway) AddStaticIptablesRule(setName string, sourceIPs []string, destinationIP, egressIP string) error

AddStaticIptablesRule adds iptables rule for SNAT, creates source and destination IPsets. IPs can then be dynamically added to these IPsets.

func (*EgressGateway) ClearStaticIptablesRule 

func (gateway *EgressGateway) ClearStaticIptablesRule(setName string, destinationIP, egressIP string) error

DeleteStaticIptablesRule clears IPtables rules added by AddStaticIptablesRule

func (*EgressGateway) DeleteStaticIptablesRule 

func (gateway *EgressGateway) DeleteStaticIptablesRule(setName string, destinationIP, egressIP string) error

DeleteStaticIptablesRule clears IPtables rules added by AddStaticIptablesRule

func (*EgressGateway) Setup 

func (gateway *EgressGateway) Setup() error

Source Files

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