81 lines
2.1 KiB
Go
81 lines
2.1 KiB
Go
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package ipvlan
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import (
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"fmt"
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"github.com/docker/libnetwork/driverapi"
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"github.com/docker/libnetwork/netlabel"
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"github.com/docker/libnetwork/netutils"
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"github.com/docker/libnetwork/types"
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"github.com/vishvananda/netlink"
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)
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// CreateEndpoint assigns the mac, ip and endpoint id for the new container
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func (d *driver) CreateEndpoint(nid, eid string, ifInfo driverapi.InterfaceInfo,
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epOptions map[string]interface{}) error {
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if err := validateID(nid, eid); err != nil {
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return err
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}
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n, err := d.getNetwork(nid)
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if err != nil {
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return fmt.Errorf("network id %q not found", nid)
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}
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if ifInfo.MacAddress() != nil {
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return fmt.Errorf("%s interfaces do not support custom mac address assigment", ipvlanType)
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}
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ep := &endpoint{
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id: eid,
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addr: ifInfo.Address(),
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addrv6: ifInfo.AddressIPv6(),
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mac: ifInfo.MacAddress(),
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}
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if ep.addr == nil {
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return fmt.Errorf("create endpoint was not passed an IP address")
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}
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if ep.mac == nil {
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ep.mac = netutils.GenerateMACFromIP(ep.addr.IP)
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if err := ifInfo.SetMacAddress(ep.mac); err != nil {
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return err
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}
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}
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// disallow port mapping -p
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if opt, ok := epOptions[netlabel.PortMap]; ok {
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if _, ok := opt.([]types.PortBinding); ok {
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if len(opt.([]types.PortBinding)) > 0 {
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return fmt.Errorf("%s driver does not support port mappings", ipvlanType)
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}
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}
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}
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// disallow port exposure --expose
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if opt, ok := epOptions[netlabel.ExposedPorts]; ok {
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if _, ok := opt.([]types.TransportPort); ok {
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if len(opt.([]types.TransportPort)) > 0 {
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return fmt.Errorf("%s driver does not support port exposures", ipvlanType)
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}
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}
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}
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n.addEndpoint(ep)
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return nil
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}
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// DeleteEndpoint remove the endpoint and associated netlink interface
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func (d *driver) DeleteEndpoint(nid, eid string) error {
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if err := validateID(nid, eid); err != nil {
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return err
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}
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n := d.network(nid)
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if n == nil {
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return fmt.Errorf("network id %q not found", nid)
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}
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ep := n.endpoint(eid)
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if ep == nil {
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return fmt.Errorf("endpoint id %q not found", eid)
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}
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if link, err := netlink.LinkByName(ep.srcName); err == nil {
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netlink.LinkDel(link)
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}
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return nil
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}
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