netutils

package
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Published: Sep 16, 2016 License: Apache-2.0 Imports: 5 Imported by: 0

README

netutils

Miscellaneous network utilities

Documentation

Index

Constants

This section is empty.

Variables

This section is empty.

Functions

func GenerateDefaultGateway

func GenerateDefaultGateway(sna *net.IPNet) net.IP

Generate the default gateway IP Address for a subnet

func GetHostIPNetworks

func GetHostIPNetworks(skipInterfaces []string) ([]*net.IPNet, error)

Return Host IP Networks Ignores provided interfaces and filters loopback and non IPv4 addrs.

func GetNodeIP

func GetNodeIP(nodeName string) (string, error)

func IPToUint32

func IPToUint32(ip net.IP) uint32

func Uint32ToIP

func Uint32ToIP(u uint32) net.IP

Types

type SubnetAllocator

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

func NewSubnetAllocator

func NewSubnetAllocator(network string, hostBits uint32, inUse []string) (*SubnetAllocator, error)

func (*SubnetAllocator) GetNetwork

func (sna *SubnetAllocator) GetNetwork() (*net.IPNet, error)

func (*SubnetAllocator) ReleaseNetwork

func (sna *SubnetAllocator) ReleaseNetwork(ipnet *net.IPNet) error

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