func boolAttr(val bool) []byte {
var v uint8
if val {
v = 1
}
return nl.Uint8Attr(v)
}
func addGretapAttrs(gretap *Gretap, linkInfo *nl.RtAttr) {
data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil)
ip := gretap.Local.To4()
if ip != nil {
nl.NewRtAttrChild(data, nl.IFLA_GRE_LOCAL, []byte(ip))
}
ip = gretap.Remote.To4()
if ip != nil {
nl.NewRtAttrChild(data, nl.IFLA_GRE_REMOTE, []byte(ip))
}
if gretap.IKey != 0 {
nl.NewRtAttrChild(data, nl.IFLA_GRE_IKEY, htonl(gretap.IKey))
gretap.IFlags |= uint16(nl.GRE_KEY)
}
if gretap.OKey != 0 {
nl.NewRtAttrChild(data, nl.IFLA_GRE_OKEY, htonl(gretap.OKey))
gretap.OFlags |= uint16(nl.GRE_KEY)
}
nl.NewRtAttrChild(data, nl.IFLA_GRE_IFLAGS, htons(gretap.IFlags))
nl.NewRtAttrChild(data, nl.IFLA_GRE_OFLAGS, htons(gretap.OFlags))
if gretap.Link != 0 {
nl.NewRtAttrChild(data, nl.IFLA_GRE_LINK, nl.Uint32Attr(gretap.Link))
}
nl.NewRtAttrChild(data, nl.IFLA_GRE_PMTUDISC, nl.Uint8Attr(gretap.PMtuDisc))
nl.NewRtAttrChild(data, nl.IFLA_GRE_TTL, nl.Uint8Attr(gretap.Ttl))
nl.NewRtAttrChild(data, nl.IFLA_GRE_TOS, nl.Uint8Attr(gretap.Tos))
nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_TYPE, nl.Uint16Attr(gretap.EncapType))
nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_FLAGS, nl.Uint16Attr(gretap.EncapFlags))
nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_SPORT, htons(gretap.EncapSport))
nl.NewRtAttrChild(data, nl.IFLA_GRE_ENCAP_DPORT, htons(gretap.EncapDport))
}
func addBondAttrs(bond *Bond, linkInfo *nl.RtAttr) {
data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil)
if bond.Mode >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_MODE, nl.Uint8Attr(uint8(bond.Mode)))
}
if bond.ActiveSlave >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_ACTIVE_SLAVE, nl.Uint32Attr(uint32(bond.ActiveSlave)))
}
if bond.Miimon >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_MIIMON, nl.Uint32Attr(uint32(bond.Miimon)))
}
if bond.UpDelay >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_UPDELAY, nl.Uint32Attr(uint32(bond.UpDelay)))
}
if bond.DownDelay >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_DOWNDELAY, nl.Uint32Attr(uint32(bond.DownDelay)))
}
if bond.UseCarrier >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_USE_CARRIER, nl.Uint8Attr(uint8(bond.UseCarrier)))
}
if bond.ArpInterval >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_INTERVAL, nl.Uint32Attr(uint32(bond.ArpInterval)))
}
if bond.ArpIpTargets != nil {
msg := nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_IP_TARGET, nil)
for i := range bond.ArpIpTargets {
ip := bond.ArpIpTargets[i].To4()
if ip != nil {
nl.NewRtAttrChild(msg, i, []byte(ip))
continue
}
ip = bond.ArpIpTargets[i].To16()
if ip != nil {
nl.NewRtAttrChild(msg, i, []byte(ip))
}
}
}
if bond.ArpValidate >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_VALIDATE, nl.Uint32Attr(uint32(bond.ArpValidate)))
}
if bond.ArpAllTargets >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_ARP_ALL_TARGETS, nl.Uint32Attr(uint32(bond.ArpAllTargets)))
}
if bond.Primary >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_PRIMARY, nl.Uint32Attr(uint32(bond.Primary)))
}
if bond.PrimaryReselect >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_PRIMARY_RESELECT, nl.Uint8Attr(uint8(bond.PrimaryReselect)))
}
if bond.FailOverMac >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_FAIL_OVER_MAC, nl.Uint8Attr(uint8(bond.FailOverMac)))
}
if bond.XmitHashPolicy >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_XMIT_HASH_POLICY, nl.Uint8Attr(uint8(bond.XmitHashPolicy)))
}
if bond.ResendIgmp >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_RESEND_IGMP, nl.Uint32Attr(uint32(bond.ResendIgmp)))
}
if bond.NumPeerNotif >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_NUM_PEER_NOTIF, nl.Uint8Attr(uint8(bond.NumPeerNotif)))
}
if bond.AllSlavesActive >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_ALL_SLAVES_ACTIVE, nl.Uint8Attr(uint8(bond.AllSlavesActive)))
}
if bond.MinLinks >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_MIN_LINKS, nl.Uint32Attr(uint32(bond.MinLinks)))
}
if bond.LpInterval >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_LP_INTERVAL, nl.Uint32Attr(uint32(bond.LpInterval)))
}
if bond.PackersPerSlave >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_PACKETS_PER_SLAVE, nl.Uint32Attr(uint32(bond.PackersPerSlave)))
}
if bond.LacpRate >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_AD_LACP_RATE, nl.Uint8Attr(uint8(bond.LacpRate)))
}
if bond.AdSelect >= 0 {
nl.NewRtAttrChild(data, nl.IFLA_BOND_AD_SELECT, nl.Uint8Attr(uint8(bond.AdSelect)))
}
}
func addVxlanAttrs(vxlan *Vxlan, linkInfo *nl.RtAttr) {
data := nl.NewRtAttrChild(linkInfo, nl.IFLA_INFO_DATA, nil)
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_ID, nl.Uint32Attr(uint32(vxlan.VxlanId)))
if vxlan.VtepDevIndex != 0 {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LINK, nl.Uint32Attr(uint32(vxlan.VtepDevIndex)))
}
if vxlan.SrcAddr != nil {
ip := vxlan.SrcAddr.To4()
if ip != nil {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LOCAL, []byte(ip))
} else {
ip = vxlan.SrcAddr.To16()
if ip != nil {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LOCAL6, []byte(ip))
}
}
}
if vxlan.Group != nil {
group := vxlan.Group.To4()
if group != nil {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_GROUP, []byte(group))
} else {
group = vxlan.Group.To16()
if group != nil {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_GROUP6, []byte(group))
}
}
}
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_TTL, nl.Uint8Attr(uint8(vxlan.TTL)))
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_TOS, nl.Uint8Attr(uint8(vxlan.TOS)))
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LEARNING, boolAttr(vxlan.Learning))
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_PROXY, boolAttr(vxlan.Proxy))
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_RSC, boolAttr(vxlan.RSC))
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_L2MISS, boolAttr(vxlan.L2miss))
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_L3MISS, boolAttr(vxlan.L3miss))
if vxlan.UDPCSum {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_UDP_CSUM, boolAttr(vxlan.UDPCSum))
}
if vxlan.GBP {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_GBP, boolAttr(vxlan.GBP))
}
if vxlan.NoAge {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_AGEING, nl.Uint32Attr(0))
} else if vxlan.Age > 0 {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_AGEING, nl.Uint32Attr(uint32(vxlan.Age)))
}
if vxlan.Limit > 0 {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_LIMIT, nl.Uint32Attr(uint32(vxlan.Limit)))
}
if vxlan.Port > 0 {
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_PORT, nl.Uint16Attr(uint16(vxlan.Port)))
}
if vxlan.PortLow > 0 || vxlan.PortHigh > 0 {
pr := vxlanPortRange{uint16(vxlan.PortLow), uint16(vxlan.PortHigh)}
buf := new(bytes.Buffer)
binary.Write(buf, binary.BigEndian, &pr)
nl.NewRtAttrChild(data, nl.IFLA_VXLAN_PORT_RANGE, buf.Bytes())
}
}