func (container *Container) buildCreateEndpointOptions() ([]libnetwork.EndpointOption, error) {
var (
portSpecs = make(nat.PortSet)
bindings = make(nat.PortMap)
pbList []netutils.PortBinding
exposeList []netutils.TransportPort
createOptions []libnetwork.EndpointOption
)
if container.Config.PortSpecs != nil {
if err := migratePortMappings(container.Config, container.hostConfig); err != nil {
return nil, err
}
container.Config.PortSpecs = nil
if err := container.WriteHostConfig(); err != nil {
return nil, err
}
}
if container.Config.ExposedPorts != nil {
portSpecs = container.Config.ExposedPorts
}
if container.hostConfig.PortBindings != nil {
for p, b := range container.hostConfig.PortBindings {
bindings[p] = []nat.PortBinding{}
for _, bb := range b {
bindings[p] = append(bindings[p], nat.PortBinding{
HostIp: bb.HostIp,
HostPort: bb.HostPort,
})
}
}
}
container.NetworkSettings.PortMapping = nil
ports := make([]nat.Port, len(portSpecs))
var i int
for p := range portSpecs {
ports[i] = p
i++
}
nat.SortPortMap(ports, bindings)
for _, port := range ports {
expose := netutils.TransportPort{}
expose.Proto = netutils.ParseProtocol(port.Proto())
expose.Port = uint16(port.Int())
exposeList = append(exposeList, expose)
pb := netutils.PortBinding{Port: expose.Port, Proto: expose.Proto}
binding := bindings[port]
for i := 0; i < len(binding); i++ {
pbCopy := pb.GetCopy()
pbCopy.HostPort = uint16(nat.Port(binding[i].HostPort).Int())
pbCopy.HostIP = net.ParseIP(binding[i].HostIp)
pbList = append(pbList, pbCopy)
}
if container.hostConfig.PublishAllPorts && len(binding) == 0 {
pbList = append(pbList, pb)
}
}
createOptions = append(createOptions,
libnetwork.CreateOptionPortMapping(pbList),
libnetwork.CreateOptionExposedPorts(exposeList))
if container.Config.MacAddress != "" {
mac, err := net.ParseMAC(container.Config.MacAddress)
if err != nil {
return nil, err
}
genericOption := options.Generic{
netlabel.MacAddress: mac,
}
createOptions = append(createOptions, libnetwork.EndpointOptionGeneric(genericOption))
}
return createOptions, nil
}
