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package ipvs
const (
genlCtrlID = 0x10
)
// GENL control commands
const (
genlCtrlCmdUnspec uint8 = iota
genlCtrlCmdNewFamily
genlCtrlCmdDelFamily
genlCtrlCmdGetFamily
)
// GENL family attributes
const (
genlCtrlAttrUnspec int = iota
genlCtrlAttrFamilyID
genlCtrlAttrFamilyName
)
// IPVS genl commands
const (
ipvsCmdUnspec uint8 = iota
ipvsCmdNewService
ipvsCmdSetService
ipvsCmdDelService
ipvsCmdGetService
ipvsCmdNewDest
ipvsCmdSetDest
ipvsCmdDelDest
ipvsCmdGetDest
ipvsCmdNewDaemon
ipvsCmdDelDaemon
ipvsCmdGetDaemon
ipvsCmdSetConfig
ipvsCmdGetConfig
ipvsCmdSetInfo
ipvsCmdGetInfo
ipvsCmdZero
ipvsCmdFlush
)
// Attributes used in the first level of commands
const (
ipvsCmdAttrUnspec int = iota
ipvsCmdAttrService
ipvsCmdAttrDest
ipvsCmdAttrDaemon
ipvsCmdAttrTimeoutTCP
ipvsCmdAttrTimeoutTCPFin
ipvsCmdAttrTimeoutUDP
)
// Attributes used to describe a service. Used inside nested attribute
// ipvsCmdAttrService
const (
ipvsSvcAttrUnspec int = iota
ipvsSvcAttrAddressFamily
ipvsSvcAttrProtocol
ipvsSvcAttrAddress
ipvsSvcAttrPort
ipvsSvcAttrFWMark
ipvsSvcAttrSchedName
ipvsSvcAttrFlags
ipvsSvcAttrTimeout
ipvsSvcAttrNetmask
ipvsSvcAttrStats
ipvsSvcAttrPEName
)
// Attributes used to describe a destination (real server). Used
// inside nested attribute ipvsCmdAttrDest.
const (
ipvsDestAttrUnspec int = iota
ipvsDestAttrAddress
ipvsDestAttrPort
ipvsDestAttrForwardingMethod
ipvsDestAttrWeight
ipvsDestAttrUpperThreshold
ipvsDestAttrLowerThreshold
ipvsDestAttrActiveConnections
ipvsDestAttrInactiveConnections
ipvsDestAttrPersistentConnections
ipvsDestAttrStats
ipvsDestAttrAddressFamily
)
// IPVS Statistics constants
const (
ipvsStatsUnspec int = iota
ipvsStatsConns
ipvsStatsPktsIn
ipvsStatsPktsOut
ipvsStatsBytesIn
ipvsStatsBytesOut
ipvsStatsCPS
ipvsStatsPPSIn
ipvsStatsPPSOut
ipvsStatsBPSIn
ipvsStatsBPSOut
)
// Destination forwarding methods
const (
// ConnectionFlagFwdmask indicates the mask in the connection
// flags which is used by forwarding method bits.
ConnectionFlagFwdMask = 0x0007
// ConnectionFlagMasq is used for masquerade forwarding method.
ConnectionFlagMasq = 0x0000
// ConnectionFlagLocalNode is used for local node forwarding
// method.
ConnectionFlagLocalNode = 0x0001
// ConnectionFlagTunnel is used for tunnel mode forwarding
// method.
ConnectionFlagTunnel = 0x0002
// ConnectionFlagDirectRoute is used for direct routing
// forwarding method.
ConnectionFlagDirectRoute = 0x0003
)
const (
// RoundRobin distributes jobs equally amongst the available
// real servers.
RoundRobin = "rr"
// LeastConnection assigns more jobs to real servers with
// fewer active jobs.
LeastConnection = "lc"
// DestinationHashing assigns jobs to servers through looking
// up a statically assigned hash table by their destination IP
// addresses.
DestinationHashing = "dh"
// SourceHashing assigns jobs to servers through looking up
// a statically assigned hash table by their source IP
// addresses.
SourceHashing = "sh"
// WeightedRoundRobin assigns jobs to real servers proportionally
// to there real servers' weight. Servers with higher weights
// receive new jobs first and get more jobs than servers
// with lower weights. Servers with equal weights get
// an equal distribution of new jobs
WeightedRoundRobin = "wrr"
// WeightedLeastConnection assigns more jobs to servers
// with fewer jobs and relative to the real servers' weight
WeightedLeastConnection = "wlc"
)
const (
// ConnFwdMask is a mask for the fwd methods
ConnFwdMask = 0x0007
// ConnFwdMasq denotes forwarding via masquerading/NAT
ConnFwdMasq = 0x0000
// ConnFwdLocalNode denotes forwarding to a local node
ConnFwdLocalNode = 0x0001
// ConnFwdTunnel denotes forwarding via a tunnel
ConnFwdTunnel = 0x0002
// ConnFwdDirectRoute denotes forwarding via direct routing
ConnFwdDirectRoute = 0x0003
// ConnFwdBypass denotes forwarding while bypassing the cache
ConnFwdBypass = 0x0004
)
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