func ports(c *config.ServiceConfig) (map[nat.Port]struct{}, nat.PortMap, error) {
ports, binding, err := nat.ParsePortSpecs(c.Ports)
if err != nil {
return nil, nil, err
}
exPorts, _, err := nat.ParsePortSpecs(c.Expose)
if err != nil {
return nil, nil, err
}
for k, v := range exPorts {
ports[k] = v
}
exposedPorts := map[nat.Port]struct{}{}
for k, v := range ports {
exposedPorts[nat.Port(k)] = v
}
portBindings := nat.PortMap{}
for k, bv := range binding {
dcbs := make([]nat.PortBinding, len(bv))
for k, v := range bv {
dcbs[k] = nat.PortBinding{HostIP: v.HostIP, HostPort: v.HostPort}
}
portBindings[nat.Port(k)] = dcbs
}
return exposedPorts, portBindings, nil
}
func updatePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) {
if flags.Changed(flagPublishAdd) {
values := flags.Lookup(flagPublishAdd).Value.(*opts.ListOpts).GetAll()
ports, portBindings, _ := nat.ParsePortSpecs(values)
for port := range ports {
*portConfig = append(*portConfig, convertPortToPortConfig(port, portBindings)...)
}
}
if !flags.Changed(flagPublishRemove) {
return
}
toRemove := flags.Lookup(flagPublishRemove).Value.(*opts.ListOpts).GetAll()
newPorts := []swarm.PortConfig{}
portLoop:
for _, port := range *portConfig {
for _, rawTargetPort := range toRemove {
targetPort := nat.Port(rawTargetPort)
if equalPort(targetPort, port) {
continue portLoop
}
}
newPorts = append(newPorts, port)
}
*portConfig = newPorts
}
func TestPort(t *testing.T) {
portMap, bindingMap, err := nat.ParsePortSpecs([]string{
"1236:1235/tcp",
"1237:1235/tcp",
"2345/udp", "80",
"127.0.0.1::8080",
"127.0.0.1:5279:8080",
})
if err != nil {
t.Errorf("Failed to parse ports: %s", err.Error())
}
t.Logf("portMap: %s", portMap)
t.Logf("bindingMap: %s", bindingMap)
for p := range bindingMap {
expected := bindingMap[p]
for i := range expected {
expected[i].HostIP = ""
}
bindings := fromPortbinding(p, bindingMap[p])
t.Logf("binding: %s", bindings)
_, outMap, err := nat.ParsePortSpecs(bindings)
if err != nil {
t.Errorf("Failed to parse back string bindings: %s", err)
}
for op := range outMap {
assert.Equal(t, outMap[op], bindingMap[op])
}
}
}
// EXPOSE 6667/tcp 7000/tcp
//
// Expose ports for links and port mappings. This all ends up in
// b.runConfig.ExposedPorts for runconfig.
//
func expose(b *Builder, args []string, attributes map[string]bool, original string) error {
portsTab := args
if len(args) == 0 {
return errAtLeastOneArgument("EXPOSE")
}
if err := b.flags.Parse(); err != nil {
return err
}
if b.runConfig.ExposedPorts == nil {
b.runConfig.ExposedPorts = make(nat.PortSet)
}
ports, _, err := nat.ParsePortSpecs(portsTab)
if err != nil {
return err
}
// instead of using ports directly, we build a list of ports and sort it so
// the order is consistent. This prevents cache burst where map ordering
// changes between builds
portList := make([]string, len(ports))
var i int
for port := range ports {
if _, exists := b.runConfig.ExposedPorts[port]; !exists {
b.runConfig.ExposedPorts[port] = struct{}{}
}
portList[i] = string(port)
i++
}
sort.Strings(portList)
return b.commit("", b.runConfig.Cmd, fmt.Sprintf("EXPOSE %s", strings.Join(portList, " ")))
}
// TODO: should this override by name, or does swarm handle that?
func mergePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) {
if !flags.Changed("ports") {
return
}
values := flags.Lookup("ports").Value.(*opts.ListOpts).GetAll()
ports, portBindings, _ := nat.ParsePortSpecs(values)
for port := range ports {
*portConfig = append(*portConfig, convertPortToPortConfig(port, portBindings)...)
}
}
func (e *endpointOptions) ToEndpointSpec() *swarm.EndpointSpec {
portConfigs := []swarm.PortConfig{}
// We can ignore errors because the format was already validated by ValidatePort
ports, portBindings, _ := nat.ParsePortSpecs(e.ports.GetAll())
for port := range ports {
portConfigs = append(portConfigs, convertPortToPortConfig(port, portBindings)...)
}
return &swarm.EndpointSpec{
Mode: swarm.ResolutionMode(strings.ToLower(e.mode)),
Ports: portConfigs,
}
}
// TODO: should this override by name, or does swarm handle that?
func updatePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) {
if !flags.Changed(flagPublish) {
return
}
values := flags.Lookup(flagPublish).Value.(*opts.ListOpts).GetAll()
ports, portBindings, _ := nat.ParsePortSpecs(values)
var localPortConfig []swarm.PortConfig
for port := range ports {
localPortConfig = append(localPortConfig, convertPortToPortConfig(port, portBindings)...)
}
*portConfig = localPortConfig
}
func convertEndpointSpec(source []string) (*swarm.EndpointSpec, error) {
portConfigs := []swarm.PortConfig{}
ports, portBindings, err := nat.ParsePortSpecs(source)
if err != nil {
return nil, err
}
for port := range ports {
portConfigs = append(
portConfigs,
opts.ConvertPortToPortConfig(port, portBindings)...)
}
return &swarm.EndpointSpec{Ports: portConfigs}, nil
}
func (s *Service) specificiesHostPort() bool {
_, bindings, err := nat.ParsePortSpecs(s.Config().Ports)
if err != nil {
fmt.Println(err)
}
for _, portBindings := range bindings {
for _, portBinding := range portBindings {
if portBinding.HostPort != "" {
return true
}
}
}
return false
}
func updatePorts(flags *pflag.FlagSet, portConfig *[]swarm.PortConfig) error {
// The key of the map is `port/protocol`, e.g., `80/tcp`
portSet := map[string]swarm.PortConfig{}
// Check to see if there are any conflict in flags.
if flags.Changed(flagPublishAdd) {
values := flags.Lookup(flagPublishAdd).Value.(*opts.ListOpts).GetAll()
ports, portBindings, _ := nat.ParsePortSpecs(values)
for port := range ports {
newConfigs := convertPortToPortConfig(port, portBindings)
for _, entry := range newConfigs {
if v, ok := portSet[portConfigToString(&entry)]; ok && v != entry {
return fmt.Errorf("conflicting port mapping between %v:%v/%s and %v:%v/%s", entry.PublishedPort, entry.TargetPort, entry.Protocol, v.PublishedPort, v.TargetPort, v.Protocol)
}
portSet[portConfigToString(&entry)] = entry
}
}
}
// Override previous PortConfig in service if there is any duplicate
for _, entry := range *portConfig {
if _, ok := portSet[portConfigToString(&entry)]; !ok {
portSet[portConfigToString(&entry)] = entry
}
}
toRemove := flags.Lookup(flagPublishRemove).Value.(*opts.ListOpts).GetAll()
newPorts := []swarm.PortConfig{}
portLoop:
for _, port := range portSet {
for _, rawTargetPort := range toRemove {
targetPort := nat.Port(rawTargetPort)
if equalPort(targetPort, port) {
continue portLoop
}
}
newPorts = append(newPorts, port)
}
// Sort the PortConfig to avoid unnecessary updates
sort.Sort(byPortConfig(newPorts))
*portConfig = newPorts
return nil
}
func (c *dockerCmd) toValues() (url.Values, error) {
ports, portBindings, err := nat.ParsePortSpecs(c.ports)
if err != nil {
return nil, err
}
c.config.Config.ExposedPorts = map[docker.Port]struct{}{}
for k, v := range ports {
c.config.Config.ExposedPorts[docker.Port(k)] = v
}
c.config.HostConfig.PortBindings = map[docker.Port][]docker.PortBinding{}
for k, v := range portBindings {
var val []docker.PortBinding
for _, b := range v {
val = append(val, docker.PortBinding{HostIP: b.HostIP, HostPort: b.HostPort})
}
c.config.HostConfig.PortBindings[docker.Port(k)] = val
}
val, err := form.EncodeToValues(c.config)
if err != nil {
return nil, err
}
for k := range val {
lower := strings.ToLower(k)
if lower == k {
continue
}
val[lower] = val[k]
delete(val, k)
}
for k, v := range c.raw {
k = strings.ToLower(k)
matches := reKeyWithIndex.FindStringSubmatch(k)
if len(matches) >= 1 {
val.Del(matches[1])
}
val.Set(k, v)
}
return val, nil
}
func (c *Context) bindContainer(h *exec.Handle) ([]*Endpoint, error) {
con, err := c.container(h)
if con != nil {
return con.Endpoints(), nil // already bound
}
if _, ok := err.(ResourceNotFoundError); !ok {
return nil, err
}
con = &Container{
id: uid.Parse(h.ExecConfig.ID),
name: h.ExecConfig.Name,
}
defaultMarked := false
aliases := make(map[string]*Container)
var endpoints []*Endpoint
for _, ne := range h.ExecConfig.Networks {
var s *Scope
s, ok := c.scopes[ne.Network.Name]
if !ok {
return nil, &ResourceNotFoundError{}
}
defer func() {
if err == nil {
return
}
s.RemoveContainer(con)
}()
var eip *net.IP
if ne.Static {
eip = &ne.IP.IP
} else if !ip.IsUnspecifiedIP(ne.Assigned.IP) {
// for VCH restart, we need to reserve
// the IP of the running container
//
// this may be a DHCP assigned IP, however, the
// addContainer call below will ignore reserving
// an IP if the scope is "dynamic"
eip = &ne.Assigned.IP
}
e := newEndpoint(con, s, eip, nil)
e.static = ne.Static
if err = s.AddContainer(con, e); err != nil {
return nil, err
}
ports, _, err := nat.ParsePortSpecs(ne.Ports)
if err != nil {
return nil, err
}
for p := range ports {
var port Port
if port, err = ParsePort(string(p)); err != nil {
return nil, err
}
if err = e.addPort(port); err != nil {
return nil, err
}
}
if !ip.IsUnspecifiedIP(e.IP()) {
ne.IP = &net.IPNet{
IP: e.IP(),
Mask: e.Scope().Subnet().Mask,
}
}
ne.Network.Gateway = net.IPNet{IP: e.Gateway(), Mask: e.Subnet().Mask}
ne.Network.Nameservers = make([]net.IP, len(s.dns))
copy(ne.Network.Nameservers, s.dns)
// mark the external network as default
if !defaultMarked && e.Scope().Type() == constants.ExternalScopeType {
defaultMarked = true
ne.Network.Default = true
}
// dns lookup aliases
aliases[fmt.Sprintf("%s:%s", s.Name(), con.name)] = con
aliases[fmt.Sprintf("%s:%s", s.Name(), con.id.Truncate())] = con
// container specific aliases
for _, a := range ne.Network.Aliases {
log.Debugf("adding alias %s", a)
l := strings.Split(a, ":")
if len(l) != 2 {
err = fmt.Errorf("Parsing network alias %s failed", a)
return nil, err
}
who, what := l[0], l[1]
if who == "" {
who = con.name
}
if a, exists := e.addAlias(who, what); a != badAlias && !exists {
whoc := con
// if the alias is not for this container, then
// find it in the container collection
if who != con.name {
whoc = c.containers[who]
}
// whoc may be nil here, which means that the aliased
// container is not bound yet; this is OK, and will be
// fixed up when "who" is bound
if whoc != nil {
aliases[a.scopedName()] = whoc
}
}
}
// fix up the aliases to this container
// from other containers
for _, e := range s.Endpoints() {
if e.Container() == con {
continue
}
for _, a := range e.getAliases(con.name) {
aliases[a.scopedName()] = con
}
}
endpoints = append(endpoints, e)
}
// verify all the aliases to be added do not conflict with
// existing container keys
for a := range aliases {
if _, ok := c.containers[a]; ok {
return nil, fmt.Errorf("duplicate alias %s for container %s", a, con.ID())
}
}
// FIXME: if there was no external network to mark as default,
// then just pick the first network to mark as default
if !defaultMarked {
defaultMarked = true
for _, ne := range h.ExecConfig.Networks {
ne.Network.Default = true
break
}
}
// long id
c.containers[con.id.String()] = con
// short id
c.containers[con.id.Truncate().String()] = con
// name
c.containers[con.name] = con
// aliases
for k, v := range aliases {
log.Debugf("adding alias %s -> %s", k, v.Name())
c.containers[k] = v
}
return endpoints, nil
}
// Parse parses the args for the specified command and generates a Config,
// 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.attach.Get("stdin")
attachStdout = copts.attach.Get("stdout")
attachStderr = copts.attach.Get("stderr")
)
// Validate the input mac address
if copts.macAddress != "" {
if _, err := ValidateMACAddress(copts.macAddress); err != nil {
return nil, nil, nil, fmt.Errorf("%s is not a valid mac address", copts.macAddress)
}
}
if copts.stdin {
attachStdin = true
}
// If -a is not set, attach to stdout and stderr
if copts.attach.Len() == 0 {
attachStdout = true
attachStderr = true
}
var err error
var memory int64
if copts.memoryString != "" {
memory, err = units.RAMInBytes(copts.memoryString)
if err != nil {
return nil, nil, nil, err
}
}
var memoryReservation int64
if copts.memoryReservation != "" {
memoryReservation, err = units.RAMInBytes(copts.memoryReservation)
if err != nil {
return nil, nil, nil, err
}
}
var memorySwap int64
if copts.memorySwap != "" {
if copts.memorySwap == "-1" {
memorySwap = -1
} else {
memorySwap, err = units.RAMInBytes(copts.memorySwap)
if err != nil {
return nil, nil, nil, err
}
}
}
var kernelMemory int64
if copts.kernelMemory != "" {
kernelMemory, err = units.RAMInBytes(copts.kernelMemory)
if err != nil {
return nil, nil, nil, err
}
}
swappiness := copts.swappiness
if swappiness != -1 && (swappiness < 0 || swappiness > 100) {
return nil, nil, nil, fmt.Errorf("invalid value: %d. Valid memory swappiness range is 0-100", swappiness)
}
var shmSize int64
if copts.shmSize != "" {
shmSize, err = units.RAMInBytes(copts.shmSize)
if err != nil {
return nil, nil, nil, err
}
}
// TODO FIXME units.RAMInBytes should have a uint64 version
var maxIOBandwidth int64
if copts.ioMaxBandwidth != "" {
maxIOBandwidth, err = units.RAMInBytes(copts.ioMaxBandwidth)
if err != nil {
return nil, nil, nil, err
}
if maxIOBandwidth < 0 {
return nil, nil, nil, fmt.Errorf("invalid value: %s. Maximum IO Bandwidth must be positive", copts.ioMaxBandwidth)
}
}
var binds []string
// add any bind targets to the list of container volumes
for bind := range copts.volumes.GetMap() {
if arr := volumeSplitN(bind, 2); len(arr) > 1 {
// after creating the bind mount we want to delete it from the copts.volumes values because
// we do not want bind mounts being committed to image configs
binds = append(binds, bind)
copts.volumes.Delete(bind)
}
}
// Can't evaluate options passed into --tmpfs until we actually mount
tmpfs := make(map[string]string)
for _, t := range copts.tmpfs.GetAll() {
if arr := strings.SplitN(t, ":", 2); len(arr) > 1 {
if _, _, err := mount.ParseTmpfsOptions(arr[1]); err != nil {
return nil, nil, nil, err
}
tmpfs[arr[0]] = arr[1]
} else {
tmpfs[arr[0]] = ""
}
}
var (
runCmd strslice.StrSlice
entrypoint strslice.StrSlice
)
if len(copts.Args) > 0 {
runCmd = strslice.StrSlice(copts.Args)
}
if copts.entrypoint != "" {
entrypoint = strslice.StrSlice{copts.entrypoint}
} else if flags.Changed("entrypoint") {
// if `--entrypoint=` is parsed then Entrypoint is reset
entrypoint = []string{""}
}
ports, portBindings, err := nat.ParsePortSpecs(copts.publish.GetAll())
if err != nil {
return nil, nil, nil, err
}
// Merge in exposed ports to the map of published ports
for _, e := range copts.expose.GetAll() {
if strings.Contains(e, ":") {
return nil, nil, nil, fmt.Errorf("invalid port format for --expose: %s", e)
}
//support two formats for expose, original format <portnum>/[<proto>] or <startport-endport>/[<proto>]
proto, port := nat.SplitProtoPort(e)
//parse the start and end port and create a sequence of ports to expose
//if expose a port, the start and end port are the same
start, end, err := nat.ParsePortRange(port)
if err != nil {
return nil, nil, nil, fmt.Errorf("invalid range format for --expose: %s, error: %s", e, err)
}
for i := start; i <= end; i++ {
p, err := nat.NewPort(proto, strconv.FormatUint(i, 10))
if err != nil {
return nil, nil, nil, err
}
if _, exists := ports[p]; !exists {
ports[p] = struct{}{}
}
}
}
// parse device mappings
deviceMappings := []container.DeviceMapping{}
for _, device := range copts.devices.GetAll() {
deviceMapping, err := ParseDevice(device)
if err != nil {
return nil, nil, nil, err
}
deviceMappings = append(deviceMappings, deviceMapping)
}
// collect all the environment variables for the container
envVariables, err := readKVStrings(copts.envFile.GetAll(), copts.env.GetAll())
if err != nil {
return nil, nil, nil, err
}
// collect all the labels for the container
labels, err := readKVStrings(copts.labelsFile.GetAll(), copts.labels.GetAll())
if err != nil {
return nil, nil, nil, err
}
ipcMode := container.IpcMode(copts.ipcMode)
if !ipcMode.Valid() {
return nil, nil, nil, fmt.Errorf("--ipc: invalid IPC mode")
}
pidMode := container.PidMode(copts.pidMode)
if !pidMode.Valid() {
return nil, nil, nil, fmt.Errorf("--pid: invalid PID mode")
}
utsMode := container.UTSMode(copts.utsMode)
if !utsMode.Valid() {
return nil, nil, nil, fmt.Errorf("--uts: invalid UTS mode")
}
usernsMode := container.UsernsMode(copts.usernsMode)
if !usernsMode.Valid() {
return nil, nil, nil, fmt.Errorf("--userns: invalid USER mode")
}
restartPolicy, err := ParseRestartPolicy(copts.restartPolicy)
if err != nil {
return nil, nil, nil, err
}
loggingOpts, err := parseLoggingOpts(copts.loggingDriver, copts.loggingOpts.GetAll())
if err != nil {
return nil, nil, nil, err
}
securityOpts, err := parseSecurityOpts(copts.securityOpt.GetAll())
if err != nil {
return nil, nil, nil, err
}
storageOpts, err := parseStorageOpts(copts.storageOpt.GetAll())
if err != nil {
return nil, nil, nil, err
}
// Healthcheck
var healthConfig *container.HealthConfig
haveHealthSettings := copts.healthCmd != "" ||
copts.healthInterval != 0 ||
copts.healthTimeout != 0 ||
copts.healthRetries != 0
if copts.noHealthcheck {
if haveHealthSettings {
return nil, nil, nil, fmt.Errorf("--no-healthcheck conflicts with --health-* options")
}
test := strslice.StrSlice{"NONE"}
healthConfig = &container.HealthConfig{Test: test}
} else if haveHealthSettings {
var probe strslice.StrSlice
if copts.healthCmd != "" {
args := []string{"CMD-SHELL", copts.healthCmd}
probe = strslice.StrSlice(args)
}
if copts.healthInterval < 0 {
return nil, nil, nil, fmt.Errorf("--health-interval cannot be negative")
}
if copts.healthTimeout < 0 {
return nil, nil, nil, fmt.Errorf("--health-timeout cannot be negative")
}
healthConfig = &container.HealthConfig{
Test: probe,
Interval: copts.healthInterval,
Timeout: copts.healthTimeout,
Retries: copts.healthRetries,
}
}
resources := container.Resources{
CgroupParent: copts.cgroupParent,
Memory: memory,
MemoryReservation: memoryReservation,
MemorySwap: memorySwap,
MemorySwappiness: &copts.swappiness,
KernelMemory: kernelMemory,
OomKillDisable: &copts.oomKillDisable,
CPUPercent: copts.cpuPercent,
CPUShares: copts.cpuShares,
CPUPeriod: copts.cpuPeriod,
CpusetCpus: copts.cpusetCpus,
CpusetMems: copts.cpusetMems,
CPUQuota: copts.cpuQuota,
PidsLimit: copts.pidsLimit,
BlkioWeight: copts.blkioWeight,
BlkioWeightDevice: copts.blkioWeightDevice.GetList(),
BlkioDeviceReadBps: copts.deviceReadBps.GetList(),
BlkioDeviceWriteBps: copts.deviceWriteBps.GetList(),
BlkioDeviceReadIOps: copts.deviceReadIOps.GetList(),
BlkioDeviceWriteIOps: copts.deviceWriteIOps.GetList(),
IOMaximumIOps: copts.ioMaxIOps,
IOMaximumBandwidth: uint64(maxIOBandwidth),
Ulimits: copts.ulimits.GetList(),
Devices: deviceMappings,
}
config := &container.Config{
Hostname: copts.hostname,
ExposedPorts: ports,
User: copts.user,
Tty: copts.tty,
// TODO: deprecated, it comes from -n, --networking
// it's still needed internally to set the network to disabled
// if e.g. bridge is none in daemon opts, and in inspect
NetworkDisabled: false,
OpenStdin: copts.stdin,
AttachStdin: attachStdin,
AttachStdout: attachStdout,
AttachStderr: attachStderr,
Env: envVariables,
Cmd: runCmd,
Image: copts.Image,
Volumes: copts.volumes.GetMap(),
MacAddress: copts.macAddress,
Entrypoint: entrypoint,
WorkingDir: copts.workingDir,
Labels: ConvertKVStringsToMap(labels),
Healthcheck: healthConfig,
}
if flags.Changed("stop-signal") {
config.StopSignal = copts.stopSignal
}
hostConfig := &container.HostConfig{
Binds: binds,
ContainerIDFile: copts.containerIDFile,
OomScoreAdj: copts.oomScoreAdj,
AutoRemove: copts.autoRemove,
Privileged: copts.privileged,
PortBindings: portBindings,
Links: copts.links.GetAll(),
PublishAllPorts: copts.publishAll,
// Make sure the dns fields are never nil.
// New containers don't ever have those fields nil,
// but pre created containers can still have those nil values.
// See https://github.com/docker/docker/pull/17779
// for a more detailed explanation on why we don't want that.
DNS: copts.dns.GetAllOrEmpty(),
DNSSearch: copts.dnsSearch.GetAllOrEmpty(),
DNSOptions: copts.dnsOptions.GetAllOrEmpty(),
ExtraHosts: copts.extraHosts.GetAll(),
VolumesFrom: copts.volumesFrom.GetAll(),
NetworkMode: container.NetworkMode(copts.netMode),
IpcMode: ipcMode,
PidMode: pidMode,
UTSMode: utsMode,
UsernsMode: usernsMode,
CapAdd: strslice.StrSlice(copts.capAdd.GetAll()),
CapDrop: strslice.StrSlice(copts.capDrop.GetAll()),
GroupAdd: copts.groupAdd.GetAll(),
RestartPolicy: restartPolicy,
SecurityOpt: securityOpts,
StorageOpt: storageOpts,
ReadonlyRootfs: copts.readonlyRootfs,
LogConfig: container.LogConfig{Type: copts.loggingDriver, Config: loggingOpts},
VolumeDriver: copts.volumeDriver,
Isolation: container.Isolation(copts.isolation),
ShmSize: shmSize,
Resources: resources,
Tmpfs: tmpfs,
Sysctls: copts.sysctls.GetAll(),
Runtime: copts.runtime,
}
// only set this value if the user provided the flag, else it should default to nil
if flags.Changed("init") {
hostConfig.Init = &copts.init
}
// When allocating stdin in attached mode, close stdin at client disconnect
if config.OpenStdin && config.AttachStdin {
config.StdinOnce = true
}
networkingConfig := &networktypes.NetworkingConfig{
EndpointsConfig: make(map[string]*networktypes.EndpointSettings),
}
if copts.ipv4Address != "" || copts.ipv6Address != "" || copts.linkLocalIPs.Len() > 0 {
epConfig := &networktypes.EndpointSettings{}
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = epConfig
epConfig.IPAMConfig = &networktypes.EndpointIPAMConfig{
IPv4Address: copts.ipv4Address,
IPv6Address: copts.ipv6Address,
}
if copts.linkLocalIPs.Len() > 0 {
epConfig.IPAMConfig.LinkLocalIPs = make([]string, copts.linkLocalIPs.Len())
copy(epConfig.IPAMConfig.LinkLocalIPs, copts.linkLocalIPs.GetAll())
}
}
if hostConfig.NetworkMode.IsUserDefined() && len(hostConfig.Links) > 0 {
epConfig := networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)]
if epConfig == nil {
epConfig = &networktypes.EndpointSettings{}
}
epConfig.Links = make([]string, len(hostConfig.Links))
copy(epConfig.Links, hostConfig.Links)
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = epConfig
}
if copts.aliases.Len() > 0 {
epConfig := networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)]
if epConfig == nil {
epConfig = &networktypes.EndpointSettings{}
}
epConfig.Aliases = make([]string, copts.aliases.Len())
copy(epConfig.Aliases, copts.aliases.GetAll())
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = epConfig
}
return config, hostConfig, networkingConfig, nil
}
func (checker portsFormatChecker) IsFormat(input string) bool {
_, _, err := nat.ParsePortSpecs([]string{input})
return err == nil
}
// Set a new port value
func (p *PortOpt) Set(value string) error {
longSyntax, err := regexp.MatchString(`\w+=\w+(,\w+=\w+)*`, value)
if err != nil {
return err
}
if longSyntax {
csvReader := csv.NewReader(strings.NewReader(value))
fields, err := csvReader.Read()
if err != nil {
return err
}
pConfig := swarm.PortConfig{}
for _, field := range fields {
parts := strings.SplitN(field, "=", 2)
if len(parts) != 2 {
return fmt.Errorf("invalid field %s", field)
}
key := strings.ToLower(parts[0])
value := strings.ToLower(parts[1])
switch key {
case portOptProtocol:
if value != string(swarm.PortConfigProtocolTCP) && value != string(swarm.PortConfigProtocolUDP) {
return fmt.Errorf("invalid protocol value %s", value)
}
pConfig.Protocol = swarm.PortConfigProtocol(value)
case portOptMode:
if value != string(swarm.PortConfigPublishModeIngress) && value != string(swarm.PortConfigPublishModeHost) {
return fmt.Errorf("invalid publish mode value %s", value)
}
pConfig.PublishMode = swarm.PortConfigPublishMode(value)
case portOptTargetPort:
tPort, err := strconv.ParseUint(value, 10, 16)
if err != nil {
return err
}
pConfig.TargetPort = uint32(tPort)
case portOptPublishedPort:
pPort, err := strconv.ParseUint(value, 10, 16)
if err != nil {
return err
}
pConfig.PublishedPort = uint32(pPort)
default:
return fmt.Errorf("invalid field key %s", key)
}
}
if pConfig.TargetPort == 0 {
return fmt.Errorf("missing mandatory field %q", portOptTargetPort)
}
if pConfig.PublishMode == "" {
pConfig.PublishMode = swarm.PortConfigPublishModeIngress
}
if pConfig.Protocol == "" {
pConfig.Protocol = swarm.PortConfigProtocolTCP
}
p.ports = append(p.ports, pConfig)
} else {
// short syntax
portConfigs := []swarm.PortConfig{}
// We can ignore errors because the format was already validated by ValidatePort
ports, portBindings, _ := nat.ParsePortSpecs([]string{value})
for port := range ports {
portConfigs = append(portConfigs, ConvertPortToPortConfig(port, portBindings)...)
}
p.ports = append(p.ports, portConfigs...)
}
return nil
}
func TestMerge(t *testing.T) {
volumesImage := make(map[string]struct{})
volumesImage["/test1"] = struct{}{}
volumesImage["/test2"] = struct{}{}
portsImage := make(nat.PortSet)
portsImage[newPortNoError("tcp", "1111")] = struct{}{}
portsImage[newPortNoError("tcp", "2222")] = struct{}{}
configImage := &containertypes.Config{
ExposedPorts: portsImage,
Env: []string{"VAR1=1", "VAR2=2"},
Volumes: volumesImage,
}
portsUser := make(nat.PortSet)
portsUser[newPortNoError("tcp", "2222")] = struct{}{}
portsUser[newPortNoError("tcp", "3333")] = struct{}{}
volumesUser := make(map[string]struct{})
volumesUser["/test3"] = struct{}{}
configUser := &containertypes.Config{
ExposedPorts: portsUser,
Env: []string{"VAR2=3", "VAR3=3"},
Volumes: volumesUser,
}
if err := merge(configUser, configImage); err != nil {
t.Error(err)
}
if len(configUser.ExposedPorts) != 3 {
t.Fatalf("Expected 3 ExposedPorts, 1111, 2222 and 3333, found %d", len(configUser.ExposedPorts))
}
for portSpecs := range configUser.ExposedPorts {
if portSpecs.Port() != "1111" && portSpecs.Port() != "2222" && portSpecs.Port() != "3333" {
t.Fatalf("Expected 1111 or 2222 or 3333, found %s", portSpecs)
}
}
if len(configUser.Env) != 3 {
t.Fatalf("Expected 3 env var, VAR1=1, VAR2=3 and VAR3=3, found %d", len(configUser.Env))
}
for _, env := range configUser.Env {
if env != "VAR1=1" && env != "VAR2=3" && env != "VAR3=3" {
t.Fatalf("Expected VAR1=1 or VAR2=3 or VAR3=3, found %s", env)
}
}
if len(configUser.Volumes) != 3 {
t.Fatalf("Expected 3 volumes, /test1, /test2 and /test3, found %d", len(configUser.Volumes))
}
for v := range configUser.Volumes {
if v != "/test1" && v != "/test2" && v != "/test3" {
t.Fatalf("Expected /test1 or /test2 or /test3, found %s", v)
}
}
ports, _, err := nat.ParsePortSpecs([]string{"0000"})
if err != nil {
t.Error(err)
}
configImage2 := &containertypes.Config{
ExposedPorts: ports,
}
if err := merge(configUser, configImage2); err != nil {
t.Error(err)
}
if len(configUser.ExposedPorts) != 4 {
t.Fatalf("Expected 4 ExposedPorts, 0000, 1111, 2222 and 3333, found %d", len(configUser.ExposedPorts))
}
for portSpecs := range configUser.ExposedPorts {
if portSpecs.Port() != "0" && portSpecs.Port() != "1111" && portSpecs.Port() != "2222" && portSpecs.Port() != "3333" {
t.Fatalf("Expected %q or %q or %q or %q, found %s", 0, 1111, 2222, 3333, portSpecs)
}
}
}
// Parse parses the specified args for the specified command and generates a Config,
// a HostConfig and returns them with the specified command.
// If the specified args are not valid, it will return an error.
func Parse(cmd *flag.FlagSet, args []string) (*container.Config, *container.HostConfig, *networktypes.NetworkingConfig, *flag.FlagSet, error) {
var (
// FIXME: use utils.ListOpts for attach and volumes?
flAttach = opts.NewListOpts(ValidateAttach)
flVolumes = opts.NewListOpts(nil)
flTmpfs = opts.NewListOpts(nil)
flBlkioWeightDevice = NewWeightdeviceOpt(ValidateWeightDevice)
flDeviceReadBps = NewThrottledeviceOpt(ValidateThrottleBpsDevice)
flDeviceWriteBps = NewThrottledeviceOpt(ValidateThrottleBpsDevice)
flLinks = opts.NewListOpts(ValidateLink)
flAliases = opts.NewListOpts(nil)
flDeviceReadIOps = NewThrottledeviceOpt(ValidateThrottleIOpsDevice)
flDeviceWriteIOps = NewThrottledeviceOpt(ValidateThrottleIOpsDevice)
flEnv = opts.NewListOpts(ValidateEnv)
flLabels = opts.NewListOpts(ValidateEnv)
flDevices = opts.NewListOpts(ValidateDevice)
flUlimits = NewUlimitOpt(nil)
flPublish = opts.NewListOpts(nil)
flExpose = opts.NewListOpts(nil)
flDNS = opts.NewListOpts(opts.ValidateIPAddress)
flDNSSearch = opts.NewListOpts(opts.ValidateDNSSearch)
flDNSOptions = opts.NewListOpts(nil)
flExtraHosts = opts.NewListOpts(ValidateExtraHost)
flVolumesFrom = opts.NewListOpts(nil)
flEnvFile = opts.NewListOpts(nil)
flCapAdd = opts.NewListOpts(nil)
flCapDrop = opts.NewListOpts(nil)
flGroupAdd = opts.NewListOpts(nil)
flSecurityOpt = opts.NewListOpts(nil)
flLabelsFile = opts.NewListOpts(nil)
flLoggingOpts = opts.NewListOpts(nil)
flPrivileged = cmd.Bool([]string{"-privileged"}, false, "Give extended privileges to this container")
flPidMode = cmd.String([]string{"-pid"}, "", "PID namespace to use")
flUTSMode = cmd.String([]string{"-uts"}, "", "UTS namespace to use")
flUsernsMode = cmd.String([]string{"-userns"}, "", "User namespace to use")
flPublishAll = cmd.Bool([]string{"P", "-publish-all"}, false, "Publish all exposed ports to random ports")
flStdin = cmd.Bool([]string{"i", "-interactive"}, false, "Keep STDIN open even if not attached")
flTty = cmd.Bool([]string{"t", "-tty"}, false, "Allocate a pseudo-TTY")
flOomKillDisable = cmd.Bool([]string{"-oom-kill-disable"}, false, "Disable OOM Killer")
flOomScoreAdj = cmd.Int([]string{"-oom-score-adj"}, 0, "Tune host's OOM preferences (-1000 to 1000)")
flContainerIDFile = cmd.String([]string{"-cidfile"}, "", "Write the container ID to the file")
flEntrypoint = cmd.String([]string{"-entrypoint"}, "", "Overwrite the default ENTRYPOINT of the image")
flHostname = cmd.String([]string{"h", "-hostname"}, "", "Container host name")
flMemoryString = cmd.String([]string{"m", "-memory"}, "", "Memory limit")
flMemoryReservation = cmd.String([]string{"-memory-reservation"}, "", "Memory soft limit")
flMemorySwap = cmd.String([]string{"-memory-swap"}, "", "Swap limit equal to memory plus swap: '-1' to enable unlimited swap")
flKernelMemory = cmd.String([]string{"-kernel-memory"}, "", "Kernel memory limit")
flUser = cmd.String([]string{"u", "-user"}, "", "Username or UID (format: <name|uid>[:<group|gid>])")
flWorkingDir = cmd.String([]string{"w", "-workdir"}, "", "Working directory inside the container")
flCPUShares = cmd.Int64([]string{"#c", "-cpu-shares"}, 0, "CPU shares (relative weight)")
flCPUPeriod = cmd.Int64([]string{"-cpu-period"}, 0, "Limit CPU CFS (Completely Fair Scheduler) period")
flCPUQuota = cmd.Int64([]string{"-cpu-quota"}, 0, "Limit CPU CFS (Completely Fair Scheduler) quota")
flCpusetCpus = cmd.String([]string{"-cpuset-cpus"}, "", "CPUs in which to allow execution (0-3, 0,1)")
flCpusetMems = cmd.String([]string{"-cpuset-mems"}, "", "MEMs in which to allow execution (0-3, 0,1)")
flBlkioWeight = cmd.Uint16([]string{"-blkio-weight"}, 0, "Block IO (relative weight), between 10 and 1000")
flSwappiness = cmd.Int64([]string{"-memory-swappiness"}, -1, "Tune container memory swappiness (0 to 100)")
flNetMode = cmd.String([]string{"-net"}, "default", "Connect a container to a network")
flMacAddress = cmd.String([]string{"-mac-address"}, "", "Container MAC address (e.g. 92:d0:c6:0a:29:33)")
flIPv4Address = cmd.String([]string{"-ip"}, "", "Container IPv4 address (e.g. 172.30.100.104)")
flIPv6Address = cmd.String([]string{"-ip6"}, "", "Container IPv6 address (e.g. 2001:db8::33)")
flIpcMode = cmd.String([]string{"-ipc"}, "", "IPC namespace to use")
flPidsLimit = cmd.Int64([]string{"-pids-limit"}, 0, "Tune container pids limit (set -1 for unlimited)")
flRestartPolicy = cmd.String([]string{"-restart"}, "no", "Restart policy to apply when a container exits")
flReadonlyRootfs = cmd.Bool([]string{"-read-only"}, false, "Mount the container's root filesystem as read only")
flLoggingDriver = cmd.String([]string{"-log-driver"}, "", "Logging driver for container")
flCgroupParent = cmd.String([]string{"-cgroup-parent"}, "", "Optional parent cgroup for the container")
flVolumeDriver = cmd.String([]string{"-volume-driver"}, "", "Optional volume driver for the container")
flStopSignal = cmd.String([]string{"-stop-signal"}, signal.DefaultStopSignal, fmt.Sprintf("Signal to stop a container, %v by default", signal.DefaultStopSignal))
flIsolation = cmd.String([]string{"-isolation"}, "", "Container isolation technology")
flShmSize = cmd.String([]string{"-shm-size"}, "", "Size of /dev/shm, default value is 64MB")
)
cmd.Var(&flAttach, []string{"a", "-attach"}, "Attach to STDIN, STDOUT or STDERR")
cmd.Var(&flBlkioWeightDevice, []string{"-blkio-weight-device"}, "Block IO weight (relative device weight)")
cmd.Var(&flDeviceReadBps, []string{"-device-read-bps"}, "Limit read rate (bytes per second) from a device")
cmd.Var(&flDeviceWriteBps, []string{"-device-write-bps"}, "Limit write rate (bytes per second) to a device")
cmd.Var(&flDeviceReadIOps, []string{"-device-read-iops"}, "Limit read rate (IO per second) from a device")
cmd.Var(&flDeviceWriteIOps, []string{"-device-write-iops"}, "Limit write rate (IO per second) to a device")
cmd.Var(&flVolumes, []string{"v", "-volume"}, "Bind mount a volume")
cmd.Var(&flTmpfs, []string{"-tmpfs"}, "Mount a tmpfs directory")
cmd.Var(&flLinks, []string{"-link"}, "Add link to another container")
cmd.Var(&flAliases, []string{"-net-alias"}, "Add network-scoped alias for the container")
cmd.Var(&flDevices, []string{"-device"}, "Add a host device to the container")
cmd.Var(&flLabels, []string{"l", "-label"}, "Set meta data on a container")
cmd.Var(&flLabelsFile, []string{"-label-file"}, "Read in a line delimited file of labels")
cmd.Var(&flEnv, []string{"e", "-env"}, "Set environment variables")
cmd.Var(&flEnvFile, []string{"-env-file"}, "Read in a file of environment variables")
cmd.Var(&flPublish, []string{"p", "-publish"}, "Publish a container's port(s) to the host")
cmd.Var(&flExpose, []string{"-expose"}, "Expose a port or a range of ports")
cmd.Var(&flDNS, []string{"-dns"}, "Set custom DNS servers")
cmd.Var(&flDNSSearch, []string{"-dns-search"}, "Set custom DNS search domains")
cmd.Var(&flDNSOptions, []string{"-dns-opt"}, "Set DNS options")
cmd.Var(&flExtraHosts, []string{"-add-host"}, "Add a custom host-to-IP mapping (host:ip)")
cmd.Var(&flVolumesFrom, []string{"-volumes-from"}, "Mount volumes from the specified container(s)")
cmd.Var(&flCapAdd, []string{"-cap-add"}, "Add Linux capabilities")
cmd.Var(&flCapDrop, []string{"-cap-drop"}, "Drop Linux capabilities")
cmd.Var(&flGroupAdd, []string{"-group-add"}, "Add additional groups to join")
cmd.Var(&flSecurityOpt, []string{"-security-opt"}, "Security Options")
cmd.Var(flUlimits, []string{"-ulimit"}, "Ulimit options")
cmd.Var(&flLoggingOpts, []string{"-log-opt"}, "Log driver options")
cmd.Require(flag.Min, 1)
if err := cmd.ParseFlags(args, true); err != nil {
return nil, nil, nil, cmd, err
}
var (
attachStdin = flAttach.Get("stdin")
attachStdout = flAttach.Get("stdout")
attachStderr = flAttach.Get("stderr")
)
// Validate the input mac address
if *flMacAddress != "" {
if _, err := ValidateMACAddress(*flMacAddress); err != nil {
return nil, nil, nil, cmd, fmt.Errorf("%s is not a valid mac address", *flMacAddress)
}
}
if *flStdin {
attachStdin = true
}
// If -a is not set attach to the output stdio
if flAttach.Len() == 0 {
attachStdout = true
attachStderr = true
}
var err error
var flMemory int64
if *flMemoryString != "" {
flMemory, err = units.RAMInBytes(*flMemoryString)
if err != nil {
return nil, nil, nil, cmd, err
}
}
var MemoryReservation int64
if *flMemoryReservation != "" {
MemoryReservation, err = units.RAMInBytes(*flMemoryReservation)
if err != nil {
return nil, nil, nil, cmd, err
}
}
var memorySwap int64
if *flMemorySwap != "" {
if *flMemorySwap == "-1" {
memorySwap = -1
} else {
memorySwap, err = units.RAMInBytes(*flMemorySwap)
if err != nil {
return nil, nil, nil, cmd, err
}
}
}
var KernelMemory int64
if *flKernelMemory != "" {
KernelMemory, err = units.RAMInBytes(*flKernelMemory)
if err != nil {
return nil, nil, nil, cmd, err
}
}
swappiness := *flSwappiness
if swappiness != -1 && (swappiness < 0 || swappiness > 100) {
return nil, nil, nil, cmd, fmt.Errorf("invalid value: %d. Valid memory swappiness range is 0-100", swappiness)
}
var shmSize int64
if *flShmSize != "" {
shmSize, err = units.RAMInBytes(*flShmSize)
if err != nil {
return nil, nil, nil, cmd, err
}
}
var binds []string
// add any bind targets to the list of container volumes
for bind := range flVolumes.GetMap() {
if arr := volumeSplitN(bind, 2); len(arr) > 1 {
// after creating the bind mount we want to delete it from the flVolumes values because
// we do not want bind mounts being committed to image configs
binds = append(binds, bind)
flVolumes.Delete(bind)
}
}
// Can't evaluate options passed into --tmpfs until we actually mount
tmpfs := make(map[string]string)
for _, t := range flTmpfs.GetAll() {
if arr := strings.SplitN(t, ":", 2); len(arr) > 1 {
if _, _, err := mount.ParseTmpfsOptions(arr[1]); err != nil {
return nil, nil, nil, cmd, err
}
tmpfs[arr[0]] = arr[1]
} else {
tmpfs[arr[0]] = ""
}
}
var (
parsedArgs = cmd.Args()
runCmd strslice.StrSlice
entrypoint strslice.StrSlice
image = cmd.Arg(0)
)
if len(parsedArgs) > 1 {
runCmd = strslice.StrSlice(parsedArgs[1:])
}
if *flEntrypoint != "" {
entrypoint = strslice.StrSlice{*flEntrypoint}
}
// Validate if the given hostname is RFC 1123 (https://tools.ietf.org/html/rfc1123) compliant.
hostname := *flHostname
if hostname != "" {
matched, _ := regexp.MatchString("^(([[:alnum:]]|[[:alnum:]][[:alnum:]\\-]*[[:alnum:]])\\.)*([[:alnum:]]|[[:alnum:]][[:alnum:]\\-]*[[:alnum:]])$", hostname)
if !matched {
return nil, nil, nil, cmd, fmt.Errorf("invalid hostname format for --hostname: %s", hostname)
}
}
ports, portBindings, err := nat.ParsePortSpecs(flPublish.GetAll())
if err != nil {
return nil, nil, nil, cmd, err
}
// Merge in exposed ports to the map of published ports
for _, e := range flExpose.GetAll() {
if strings.Contains(e, ":") {
return nil, nil, nil, cmd, fmt.Errorf("invalid port format for --expose: %s", e)
}
//support two formats for expose, original format <portnum>/[<proto>] or <startport-endport>/[<proto>]
proto, port := nat.SplitProtoPort(e)
//parse the start and end port and create a sequence of ports to expose
//if expose a port, the start and end port are the same
start, end, err := nat.ParsePortRange(port)
if err != nil {
return nil, nil, nil, cmd, fmt.Errorf("invalid range format for --expose: %s, error: %s", e, err)
}
for i := start; i <= end; i++ {
p, err := nat.NewPort(proto, strconv.FormatUint(i, 10))
if err != nil {
return nil, nil, nil, cmd, err
}
if _, exists := ports[p]; !exists {
ports[p] = struct{}{}
}
}
}
// parse device mappings
deviceMappings := []container.DeviceMapping{}
for _, device := range flDevices.GetAll() {
deviceMapping, err := ParseDevice(device)
if err != nil {
return nil, nil, nil, cmd, err
}
deviceMappings = append(deviceMappings, deviceMapping)
}
// collect all the environment variables for the container
envVariables, err := readKVStrings(flEnvFile.GetAll(), flEnv.GetAll())
if err != nil {
return nil, nil, nil, cmd, err
}
// collect all the labels for the container
labels, err := readKVStrings(flLabelsFile.GetAll(), flLabels.GetAll())
if err != nil {
return nil, nil, nil, cmd, err
}
ipcMode := container.IpcMode(*flIpcMode)
if !ipcMode.Valid() {
return nil, nil, nil, cmd, fmt.Errorf("--ipc: invalid IPC mode")
}
pidMode := container.PidMode(*flPidMode)
if !pidMode.Valid() {
return nil, nil, nil, cmd, fmt.Errorf("--pid: invalid PID mode")
}
utsMode := container.UTSMode(*flUTSMode)
if !utsMode.Valid() {
return nil, nil, nil, cmd, fmt.Errorf("--uts: invalid UTS mode")
}
usernsMode := container.UsernsMode(*flUsernsMode)
if !usernsMode.Valid() {
return nil, nil, nil, cmd, fmt.Errorf("--userns: invalid USER mode")
}
restartPolicy, err := ParseRestartPolicy(*flRestartPolicy)
if err != nil {
return nil, nil, nil, cmd, err
}
loggingOpts, err := parseLoggingOpts(*flLoggingDriver, flLoggingOpts.GetAll())
if err != nil {
return nil, nil, nil, cmd, err
}
securityOpts, err := parseSecurityOpts(flSecurityOpt.GetAll())
if err != nil {
return nil, nil, nil, cmd, err
}
resources := container.Resources{
CgroupParent: *flCgroupParent,
Memory: flMemory,
MemoryReservation: MemoryReservation,
MemorySwap: memorySwap,
MemorySwappiness: flSwappiness,
KernelMemory: KernelMemory,
OomKillDisable: flOomKillDisable,
CPUShares: *flCPUShares,
CPUPeriod: *flCPUPeriod,
CpusetCpus: *flCpusetCpus,
CpusetMems: *flCpusetMems,
CPUQuota: *flCPUQuota,
PidsLimit: *flPidsLimit,
BlkioWeight: *flBlkioWeight,
BlkioWeightDevice: flBlkioWeightDevice.GetList(),
BlkioDeviceReadBps: flDeviceReadBps.GetList(),
BlkioDeviceWriteBps: flDeviceWriteBps.GetList(),
BlkioDeviceReadIOps: flDeviceReadIOps.GetList(),
BlkioDeviceWriteIOps: flDeviceWriteIOps.GetList(),
Ulimits: flUlimits.GetList(),
Devices: deviceMappings,
}
config := &container.Config{
Hostname: *flHostname,
ExposedPorts: ports,
User: *flUser,
Tty: *flTty,
// TODO: deprecated, it comes from -n, --networking
// it's still needed internally to set the network to disabled
// if e.g. bridge is none in daemon opts, and in inspect
NetworkDisabled: false,
OpenStdin: *flStdin,
AttachStdin: attachStdin,
AttachStdout: attachStdout,
AttachStderr: attachStderr,
Env: envVariables,
Cmd: runCmd,
Image: image,
Volumes: flVolumes.GetMap(),
MacAddress: *flMacAddress,
Entrypoint: entrypoint,
WorkingDir: *flWorkingDir,
Labels: ConvertKVStringsToMap(labels),
}
if cmd.IsSet("-stop-signal") {
config.StopSignal = *flStopSignal
}
hostConfig := &container.HostConfig{
Binds: binds,
ContainerIDFile: *flContainerIDFile,
OomScoreAdj: *flOomScoreAdj,
Privileged: *flPrivileged,
PortBindings: portBindings,
Links: flLinks.GetAll(),
PublishAllPorts: *flPublishAll,
// Make sure the dns fields are never nil.
// New containers don't ever have those fields nil,
// but pre created containers can still have those nil values.
// See https://github.com/docker/docker/pull/17779
// for a more detailed explanation on why we don't want that.
DNS: flDNS.GetAllOrEmpty(),
DNSSearch: flDNSSearch.GetAllOrEmpty(),
DNSOptions: flDNSOptions.GetAllOrEmpty(),
ExtraHosts: flExtraHosts.GetAll(),
VolumesFrom: flVolumesFrom.GetAll(),
NetworkMode: container.NetworkMode(*flNetMode),
IpcMode: ipcMode,
PidMode: pidMode,
UTSMode: utsMode,
UsernsMode: usernsMode,
CapAdd: strslice.StrSlice(flCapAdd.GetAll()),
CapDrop: strslice.StrSlice(flCapDrop.GetAll()),
GroupAdd: flGroupAdd.GetAll(),
RestartPolicy: restartPolicy,
SecurityOpt: securityOpts,
ReadonlyRootfs: *flReadonlyRootfs,
LogConfig: container.LogConfig{Type: *flLoggingDriver, Config: loggingOpts},
VolumeDriver: *flVolumeDriver,
Isolation: container.Isolation(*flIsolation),
ShmSize: shmSize,
Resources: resources,
Tmpfs: tmpfs,
}
// When allocating stdin in attached mode, close stdin at client disconnect
if config.OpenStdin && config.AttachStdin {
config.StdinOnce = true
}
networkingConfig := &networktypes.NetworkingConfig{
EndpointsConfig: make(map[string]*networktypes.EndpointSettings),
}
if *flIPv4Address != "" || *flIPv6Address != "" {
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = &networktypes.EndpointSettings{
IPAMConfig: &networktypes.EndpointIPAMConfig{
IPv4Address: *flIPv4Address,
IPv6Address: *flIPv6Address,
},
}
}
if hostConfig.NetworkMode.IsUserDefined() && len(hostConfig.Links) > 0 {
epConfig := networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)]
if epConfig == nil {
epConfig = &networktypes.EndpointSettings{}
}
epConfig.Links = make([]string, len(hostConfig.Links))
copy(epConfig.Links, hostConfig.Links)
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = epConfig
}
if flAliases.Len() > 0 {
epConfig := networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)]
if epConfig == nil {
epConfig = &networktypes.EndpointSettings{}
}
epConfig.Aliases = make([]string, flAliases.Len())
copy(epConfig.Aliases, flAliases.GetAll())
networkingConfig.EndpointsConfig[string(hostConfig.NetworkMode)] = epConfig
}
return config, hostConfig, networkingConfig, cmd, nil
}