forked from github/multus-cni
Revert vendor directory to support old golang (GOPATH mode)
gomodule is still in progress to migrate for now, hence multus team decide to keep vendor directory to support build without gomodule.
This commit is contained in:
Tomofumi Hayashi
committed by
Tomofumi Hayashi
Tomofumi Hayashi
parent
de1c1c78e9
commit
ac21a96804
238
vendor/github.com/vishvananda/netlink/gtp_linux.go
generated
vendored
Normal file
238
vendor/github.com/vishvananda/netlink/gtp_linux.go
generated
vendored
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@@ -0,0 +1,238 @@
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package netlink
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import (
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"fmt"
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"net"
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"strings"
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"syscall"
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"github.com/vishvananda/netlink/nl"
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)
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type PDP struct {
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Version uint32
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TID uint64
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PeerAddress net.IP
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MSAddress net.IP
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Flow uint16
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NetNSFD uint32
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ITEI uint32
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OTEI uint32
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}
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func (pdp *PDP) String() string {
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elems := []string{}
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elems = append(elems, fmt.Sprintf("Version: %d", pdp.Version))
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if pdp.Version == 0 {
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elems = append(elems, fmt.Sprintf("TID: %d", pdp.TID))
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} else if pdp.Version == 1 {
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elems = append(elems, fmt.Sprintf("TEI: %d/%d", pdp.ITEI, pdp.OTEI))
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}
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elems = append(elems, fmt.Sprintf("MS-Address: %s", pdp.MSAddress))
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elems = append(elems, fmt.Sprintf("Peer-Address: %s", pdp.PeerAddress))
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return fmt.Sprintf("{%s}", strings.Join(elems, " "))
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}
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func (p *PDP) parseAttributes(attrs []syscall.NetlinkRouteAttr) error {
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for _, a := range attrs {
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switch a.Attr.Type {
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case nl.GENL_GTP_ATTR_VERSION:
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p.Version = native.Uint32(a.Value)
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case nl.GENL_GTP_ATTR_TID:
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p.TID = native.Uint64(a.Value)
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case nl.GENL_GTP_ATTR_PEER_ADDRESS:
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p.PeerAddress = net.IP(a.Value)
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case nl.GENL_GTP_ATTR_MS_ADDRESS:
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p.MSAddress = net.IP(a.Value)
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case nl.GENL_GTP_ATTR_FLOW:
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p.Flow = native.Uint16(a.Value)
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case nl.GENL_GTP_ATTR_NET_NS_FD:
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p.NetNSFD = native.Uint32(a.Value)
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case nl.GENL_GTP_ATTR_I_TEI:
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p.ITEI = native.Uint32(a.Value)
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case nl.GENL_GTP_ATTR_O_TEI:
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p.OTEI = native.Uint32(a.Value)
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}
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}
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return nil
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}
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func parsePDP(msgs [][]byte) ([]*PDP, error) {
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pdps := make([]*PDP, 0, len(msgs))
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for _, m := range msgs {
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attrs, err := nl.ParseRouteAttr(m[nl.SizeofGenlmsg:])
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if err != nil {
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return nil, err
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}
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pdp := &PDP{}
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if err := pdp.parseAttributes(attrs); err != nil {
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return nil, err
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}
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pdps = append(pdps, pdp)
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}
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return pdps, nil
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}
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func (h *Handle) GTPPDPList() ([]*PDP, error) {
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f, err := h.GenlFamilyGet(nl.GENL_GTP_NAME)
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if err != nil {
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return nil, err
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}
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msg := &nl.Genlmsg{
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Command: nl.GENL_GTP_CMD_GETPDP,
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Version: nl.GENL_GTP_VERSION,
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}
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req := h.newNetlinkRequest(int(f.ID), syscall.NLM_F_DUMP)
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req.AddData(msg)
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msgs, err := req.Execute(syscall.NETLINK_GENERIC, 0)
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if err != nil {
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return nil, err
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}
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return parsePDP(msgs)
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}
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func GTPPDPList() ([]*PDP, error) {
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return pkgHandle.GTPPDPList()
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}
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func gtpPDPGet(req *nl.NetlinkRequest) (*PDP, error) {
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msgs, err := req.Execute(syscall.NETLINK_GENERIC, 0)
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if err != nil {
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return nil, err
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}
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pdps, err := parsePDP(msgs)
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if err != nil {
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return nil, err
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}
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if len(pdps) != 1 {
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return nil, fmt.Errorf("invalid reqponse for GENL_GTP_CMD_GETPDP")
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}
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return pdps[0], nil
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}
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func (h *Handle) GTPPDPByTID(link Link, tid int) (*PDP, error) {
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f, err := h.GenlFamilyGet(nl.GENL_GTP_NAME)
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if err != nil {
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return nil, err
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}
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msg := &nl.Genlmsg{
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Command: nl.GENL_GTP_CMD_GETPDP,
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Version: nl.GENL_GTP_VERSION,
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}
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req := h.newNetlinkRequest(int(f.ID), 0)
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req.AddData(msg)
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_VERSION, nl.Uint32Attr(0)))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_LINK, nl.Uint32Attr(uint32(link.Attrs().Index))))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_TID, nl.Uint64Attr(uint64(tid))))
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return gtpPDPGet(req)
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}
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func GTPPDPByTID(link Link, tid int) (*PDP, error) {
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return pkgHandle.GTPPDPByTID(link, tid)
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}
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func (h *Handle) GTPPDPByITEI(link Link, itei int) (*PDP, error) {
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f, err := h.GenlFamilyGet(nl.GENL_GTP_NAME)
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if err != nil {
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return nil, err
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}
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msg := &nl.Genlmsg{
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Command: nl.GENL_GTP_CMD_GETPDP,
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Version: nl.GENL_GTP_VERSION,
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}
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req := h.newNetlinkRequest(int(f.ID), 0)
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req.AddData(msg)
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_VERSION, nl.Uint32Attr(1)))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_LINK, nl.Uint32Attr(uint32(link.Attrs().Index))))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_I_TEI, nl.Uint32Attr(uint32(itei))))
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return gtpPDPGet(req)
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}
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func GTPPDPByITEI(link Link, itei int) (*PDP, error) {
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return pkgHandle.GTPPDPByITEI(link, itei)
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}
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func (h *Handle) GTPPDPByMSAddress(link Link, addr net.IP) (*PDP, error) {
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f, err := h.GenlFamilyGet(nl.GENL_GTP_NAME)
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if err != nil {
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return nil, err
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}
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msg := &nl.Genlmsg{
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Command: nl.GENL_GTP_CMD_GETPDP,
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Version: nl.GENL_GTP_VERSION,
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}
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req := h.newNetlinkRequest(int(f.ID), 0)
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req.AddData(msg)
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_VERSION, nl.Uint32Attr(0)))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_LINK, nl.Uint32Attr(uint32(link.Attrs().Index))))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_MS_ADDRESS, []byte(addr.To4())))
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return gtpPDPGet(req)
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}
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func GTPPDPByMSAddress(link Link, addr net.IP) (*PDP, error) {
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return pkgHandle.GTPPDPByMSAddress(link, addr)
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}
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func (h *Handle) GTPPDPAdd(link Link, pdp *PDP) error {
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f, err := h.GenlFamilyGet(nl.GENL_GTP_NAME)
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if err != nil {
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return err
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}
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msg := &nl.Genlmsg{
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Command: nl.GENL_GTP_CMD_NEWPDP,
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Version: nl.GENL_GTP_VERSION,
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}
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req := h.newNetlinkRequest(int(f.ID), syscall.NLM_F_EXCL|syscall.NLM_F_ACK)
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req.AddData(msg)
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_VERSION, nl.Uint32Attr(pdp.Version)))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_LINK, nl.Uint32Attr(uint32(link.Attrs().Index))))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_PEER_ADDRESS, []byte(pdp.PeerAddress.To4())))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_MS_ADDRESS, []byte(pdp.MSAddress.To4())))
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switch pdp.Version {
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case 0:
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_TID, nl.Uint64Attr(pdp.TID)))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_FLOW, nl.Uint16Attr(pdp.Flow)))
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case 1:
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_I_TEI, nl.Uint32Attr(pdp.ITEI)))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_O_TEI, nl.Uint32Attr(pdp.OTEI)))
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default:
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return fmt.Errorf("unsupported GTP version: %d", pdp.Version)
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}
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_, err = req.Execute(syscall.NETLINK_GENERIC, 0)
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return err
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}
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func GTPPDPAdd(link Link, pdp *PDP) error {
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return pkgHandle.GTPPDPAdd(link, pdp)
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}
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func (h *Handle) GTPPDPDel(link Link, pdp *PDP) error {
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f, err := h.GenlFamilyGet(nl.GENL_GTP_NAME)
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if err != nil {
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return err
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}
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msg := &nl.Genlmsg{
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Command: nl.GENL_GTP_CMD_DELPDP,
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Version: nl.GENL_GTP_VERSION,
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}
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req := h.newNetlinkRequest(int(f.ID), syscall.NLM_F_EXCL|syscall.NLM_F_ACK)
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req.AddData(msg)
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_VERSION, nl.Uint32Attr(pdp.Version)))
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_LINK, nl.Uint32Attr(uint32(link.Attrs().Index))))
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switch pdp.Version {
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case 0:
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_TID, nl.Uint64Attr(pdp.TID)))
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case 1:
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req.AddData(nl.NewRtAttr(nl.GENL_GTP_ATTR_I_TEI, nl.Uint32Attr(pdp.ITEI)))
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default:
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return fmt.Errorf("unsupported GTP version: %d", pdp.Version)
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}
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_, err = req.Execute(syscall.NETLINK_GENERIC, 0)
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return err
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}
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func GTPPDPDel(link Link, pdp *PDP) error {
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return pkgHandle.GTPPDPDel(link, pdp)
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}
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