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Allow user to specify container's link-local addresses

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Signed-off-by: Alessandro Boch <aboch@docker.com>
Upstream-commit: 1c4efb6aa05026efce99a7a5bb7e710c0f1b3002
Component: engine
This commit is contained in:
Alessandro Boch
2016-06-14 14:28:33 -07:00
parent f3176ba51f
commit 6c19b5ff61
11 changed files with 107 additions and 30 deletions
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components/engine/runconfig/opts/parse.go
+15 -7
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@@ -32,6 +32,7 @@ type ContainerOptions struct {
flDeviceWriteBps ThrottledeviceOpt
flLinks opts.ListOpts
flAliases opts.ListOpts
flLinkLocalIPs opts.ListOpts
flDeviceReadIOps ThrottledeviceOpt
flDeviceWriteIOps ThrottledeviceOpt
flEnv opts.ListOpts
@@ -117,6 +118,7 @@ func AddFlags(flags *pflag.FlagSet) *ContainerOptions {
flDeviceWriteBps: NewThrottledeviceOpt(ValidateThrottleBpsDevice),
flLinks: opts.NewListOpts(ValidateLink),
flAliases: opts.NewListOpts(nil),
flLinkLocalIPs: opts.NewListOpts(nil),
flDeviceReadIOps: NewThrottledeviceOpt(ValidateThrottleIOpsDevice),
flDeviceWriteIOps: NewThrottledeviceOpt(ValidateThrottleIOpsDevice),
flEnv: opts.NewListOpts(ValidateEnv),
@@ -201,6 +203,7 @@ func AddFlags(flags *pflag.FlagSet) *ContainerOptions {
flags.Var(&copts.flTmpfs, "tmpfs", "Mount a tmpfs directory")
flags.Var(&copts.flLinks, "link", "Add link to another container")
flags.Var(&copts.flAliases, "net-alias", "Add network-scoped alias for the container")
flags.Var(&copts.flLinkLocalIPs, "link-local-ip", "Container IPv4/IPv6 link-local addresses")
flags.Var(&copts.flDevices, "device", "Add a host device to the container")
flags.VarP(&copts.flLabels, "label", "l", "Set meta data on a container")
flags.Var(&copts.flLabelsFile, "label-file", "Read in a line delimited file of labels")
@@ -229,7 +232,6 @@ func AddFlags(flags *pflag.FlagSet) *ContainerOptions {
// a HostConfig and returns them with the specified command.
// If the specified args are not valid, it will return an error.
func Parse(flags *pflag.FlagSet, copts *ContainerOptions) (*container.Config, *container.HostConfig, *networktypes.NetworkingConfig, error) {
var (
attachStdin = copts.flAttach.Get("stdin")
attachStdout = copts.flAttach.Get("stdout")
@@ -575,12 +577,18 @@ func Parse(flags *pflag.FlagSet, copts *ContainerOptions) (*container.Config, *c
EndpointsConfig: make(map[string]*networktypes.EndpointSettings),
}
if *copts.flIPv4Address != "" || *copts.flIPv6Address != "" {
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = &networktypes.EndpointSettings{
IPAMConfig: &networktypes.EndpointIPAMConfig{
IPv4Address: *copts.flIPv4Address,
IPv6Address: *copts.flIPv6Address,
},
if *copts.flIPv4Address != "" || *copts.flIPv6Address != "" || copts.flLinkLocalIPs.Len() > 0 {
epConfig := &networktypes.EndpointSettings{}
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = epConfig
epConfig.IPAMConfig = &networktypes.EndpointIPAMConfig{
IPv4Address: *copts.flIPv4Address,
IPv6Address: *copts.flIPv6Address,
}
if copts.flLinkLocalIPs.Len() > 0 {
epConfig.IPAMConfig.LinkLocalIPs = make([]string, copts.flLinkLocalIPs.Len())
copy(epConfig.IPAMConfig.LinkLocalIPs, copts.flLinkLocalIPs.GetAll())
}
}