govrrp

Feb 1, 2024

Changes in this version

+ type NetErr struct

Jun 30, 2023

Changes in this version

type IPv4VRRPMsgCon — darwin/amd64, js/wasm, windows/amd64

+ func (conn *IPv4VRRPMsgCon) Close() error

type IPv6VRRPMsgCon — darwin/amd64, js/wasm, windows/amd64

+ func (con *IPv6VRRPMsgCon) Close() error

Jun 29, 2023

Changes in this version

type IPv4AddrAnnouncer

+ func (ar *IPv4AddrAnnouncer) Close() error

type IPv4VRRPMsgCon — linux/amd64

+ func (conn *IPv4VRRPMsgCon) Close() error

type IPv6AddrAnnouncer

+ func (nd *IPv6AddrAnnouncer) Close() error

type IPv6VRRPMsgCon — linux/amd64

+ func (con *IPv6VRRPMsgCon) Close() error

Jun 7, 2023

Changes in this version

type VirtualRouter

+ func NewVirtualRouterSpec(VRID byte, ift *net.Interface, preferIP net.IP, priority byte) (*VirtualRouter, error)

+ func (r *VirtualRouter) GetAdvInterval() time.Duration

+ func (r *VirtualRouter) GetInterface() *net.Interface

+ func (r *VirtualRouter) GetPreempt() bool

+ func (r *VirtualRouter) GetPreferredSourceIP() net.IP

+ func (r *VirtualRouter) GetPriority() byte

+ func (r *VirtualRouter) GetState() int

+ func (r *VirtualRouter) GetVIPs() []net.IP

Jun 6, 2023

Changes in this version

+ func SetDefaultLogger(l *log.Logger)

Jun 5, 2023

Changes in this version

+ const EVENT_CHANNEL_SIZE

+ const PACKET_QUEUE_SIZE

+ var BroadcastHADAR = net.ParseMAC("ff:ff:ff:ff:ff:ff")

+ type IPv4VRRPMsgCon struct

+ ReceiveCon *net.IPConn

+ SendCon *net.IPConn

+ func (conn *IPv4VRRPMsgCon) ReadMessage() (*VRRPPacket, error)

+ func (conn *IPv4VRRPMsgCon) WriteMessage(packet *VRRPPacket) error

+ type IPv6VRRPMsgCon struct

+ Con *net.IPConn

+ func NewIPv6VRRPMsgCon(ift *net.Interface, src, dst net.IP) (*IPv6VRRPMsgCon, error)

+ func (con *IPv6VRRPMsgCon) ReadMessage() (*VRRPPacket, error)

+ func (con *IPv6VRRPMsgCon) WriteMessage(packet *VRRPPacket) error

+ type VRRPMsgConnection interface

+ ReadMessage func() (*VRRPPacket, error)

+ WriteMessage func(*VRRPPacket) error

+ func NewIPv4VRRPMsgConn(ift *net.Interface, src, dst net.IP) (VRRPMsgConnection, error)

type VRRPPacket

+ func (packet *VRRPPacket) PacketSize() int

+ func (packet *VRRPPacket) String() string

type VirtualRouter

+ func (r *VirtualRouter) AddEventListener(typ transition, handler func()) bool

+ func (r *VirtualRouter) Start()

+ func (r *VirtualRouter) VRID() byte

Jun 1, 2023

Changes in this version

+ const BACKUP

+ const Backup2Init

+ const Backup2Master

+ const EVENTCHANNELSIZE

+ const INIT

+ const IPv4

+ const IPv6

+ const Init2Backup

+ const Init2Master

+ const MASTER

+ const Master2Backup

+ const Master2Init

+ const PACKETQUEUESIZE

+ const VRRPIPProtocolNumber

+ const VRRPMultiTTL

+ var BaordcastHADDR = net.ParseMAC("ff:ff:ff:ff:ff:ff")

+ var VRRPMultiAddrIPv4 = net.IPv4(224, 0, 0, 18)

+ var VRRPMultiAddrIPv6 = net.ParseIP("FF02:0:0:0:0:0:0:12")

+ type AddrAnnouncer interface

+ AnnounceAll func(vr *VirtualRouter) error

+ type EVENT byte

+ const SHUTDOWN

+ const START

+ func (e EVENT) String() string

+ type IPConnection interface

+ ReadMessage func() (*VRRPPacket, error)

+ WriteMessage func(*VRRPPacket) error

+ func NewIPv4Conn(local, remote net.IP) IPConnection

+ type IPv4AddrAnnouncer struct

+ ARPClient *arp.Client

+ func NewIPv4AddrAnnouncer(nif *net.Interface) *IPv4AddrAnnouncer

+ func (ar *IPv4AddrAnnouncer) AnnounceAll(vr *VirtualRouter) error

+ type IPv4Con struct

+ ReceiveCon *net.IPConn

+ SendCon *net.IPConn

+ func (conn *IPv4Con) ReadMessage() (*VRRPPacket, error)

+ func (conn *IPv4Con) WriteMessage(packet *VRRPPacket) error

+ type IPv6AddrAnnouncer struct

+ func NewIPIPv6AddrAnnouncer(nif *net.Interface) *IPv6AddrAnnouncer

+ func (nd *IPv6AddrAnnouncer) AnnounceAll(vr *VirtualRouter) error

+ type IPv6Con struct

+ Con *net.IPConn

+ func NewIPv6Con(local, remote net.IP) *IPv6Con

+ func (con *IPv6Con) ReadMessage() (*VRRPPacket, error)

+ func (con *IPv6Con) WriteMessage(packet *VRRPPacket) error

+ type LogLevel int

+ const DEBUG

+ const ERROR

+ const FATAL

+ const INFO

+ type Logger struct

+ var GLoger *Logger

+ func NewLogger(o *io.Writer) *Logger

+ func (l *Logger) Printf(level LogLevel, format string, a ...interface{})

+ func (l *Logger) SetLevel(level LogLevel)

+ func (l *Logger) SetPrefix(pre string)

+ type PseudoHeader struct

+ Daddr net.IP

+ Len uint16

+ Protocol uint8

+ Saddr net.IP

+ Zero uint8

+ func (psh *PseudoHeader) ToBytes() []byte

+ type VRRPPacket struct

+ Header [8]byte

+ IPAddress [][4]byte

+ Pshdr *PseudoHeader

+ func FromBytes(IPvXVersion byte, octets []byte) (*VRRPPacket, error)

+ func (packet *VRRPPacket) AddIPAddr(ip netip.Addr)

+ func (packet *VRRPPacket) AddIPvXAddr(version byte, ip net.IP)

+ func (packet *VRRPPacket) GetAdvertisementInterval() uint16

+ func (packet *VRRPPacket) GetCheckSum() uint16

+ func (packet *VRRPPacket) GetIPvXAddr(version byte) (addrs []net.IP)

+ func (packet *VRRPPacket) GetIPvXAddrCount() byte

+ func (packet *VRRPPacket) GetPriority() byte

+ func (packet *VRRPPacket) GetType() byte

+ func (packet *VRRPPacket) GetVersion() byte

+ func (packet *VRRPPacket) GetVirtualRouterID() byte

+ func (packet *VRRPPacket) SetAdvertisementInterval(interval uint16)

+ func (packet *VRRPPacket) SetCheckSum(pshdr *PseudoHeader)

+ func (packet *VRRPPacket) SetPriority(Priority byte)

+ func (packet *VRRPPacket) SetType()

+ func (packet *VRRPPacket) SetVersion(Version VRRPVersion)

+ func (packet *VRRPPacket) SetVirtualRouterID(VirtualRouterID byte)

+ func (packet *VRRPPacket) ToBytes() []byte

+ func (packet *VRRPPacket) ValidateCheckSum(pshdr *PseudoHeader) bool

+ type VRRPVersion byte

+ const VRRPv1

+ const VRRPv2

+ const VRRPv3

+ func (v VRRPVersion) String() string

+ type VirtualRouter struct

+ func NewVirtualRouter(VRID byte, nif string, Owner bool, IPvX byte) *VirtualRouter

+ func (r *VirtualRouter) AddIPvXAddr(ip net.IP)

+ func (r *VirtualRouter) Enroll(transition2 transition, handler func()) bool

+ func (r *VirtualRouter) RemoveIPvXAddr(ip net.IP)

+ func (r *VirtualRouter) SetAdvInterval(Interval time.Duration) *VirtualRouter

+ func (r *VirtualRouter) SetPreemptMode(flag bool) *VirtualRouter

+ func (r *VirtualRouter) SetPriorityAndMasterAdvInterval(priority byte, interval time.Duration) *VirtualRouter

+ func (r *VirtualRouter) StartWithEventLoop()

+ func (r *VirtualRouter) StartWithEventSelector()

+ func (r *VirtualRouter) Stop()