Пример #1
0
// CmdNetworkCreate creates a new network with a given name
//
// Usage: docker network create [OPTIONS] <NETWORK-NAME>
func (cli *DockerCli) CmdNetworkCreate(args ...string) error {
	cmd := Cli.Subcmd("network create", []string{"NETWORK-NAME"}, "Creates a new network with a name specified by the user", false)
	flDriver := cmd.String([]string{"d", "-driver"}, "bridge", "Driver to manage the Network")
	flOpts := opts.NewMapOpts(nil, nil)

	flIpamDriver := cmd.String([]string{"-ipam-driver"}, "default", "IP Address Management Driver")
	flIpamSubnet := opts.NewListOpts(nil)
	flIpamIPRange := opts.NewListOpts(nil)
	flIpamGateway := opts.NewListOpts(nil)
	flIpamAux := opts.NewMapOpts(nil, nil)
	flIpamOpt := opts.NewMapOpts(nil, nil)
	flLabels := opts.NewListOpts(nil)

	cmd.Var(&flIpamSubnet, []string{"-subnet"}, "subnet in CIDR format that represents a network segment")
	cmd.Var(&flIpamIPRange, []string{"-ip-range"}, "allocate container ip from a sub-range")
	cmd.Var(&flIpamGateway, []string{"-gateway"}, "ipv4 or ipv6 Gateway for the master subnet")
	cmd.Var(flIpamAux, []string{"-aux-address"}, "auxiliary ipv4 or ipv6 addresses used by Network driver")
	cmd.Var(flOpts, []string{"o", "-opt"}, "set driver specific options")
	cmd.Var(flIpamOpt, []string{"-ipam-opt"}, "set IPAM driver specific options")
	cmd.Var(&flLabels, []string{"-label"}, "set metadata on a network")

	flInternal := cmd.Bool([]string{"-internal"}, false, "restricts external access to the network")
	flIPv6 := cmd.Bool([]string{"-ipv6"}, false, "enable IPv6 networking")

	cmd.Require(flag.Exact, 1)
	err := cmd.ParseFlags(args, true)
	if err != nil {
		return err
	}

	// Set the default driver to "" if the user didn't set the value.
	// That way we can know whether it was user input or not.
	driver := *flDriver
	if !cmd.IsSet("-driver") && !cmd.IsSet("d") {
		driver = ""
	}

	ipamCfg, err := consolidateIpam(flIpamSubnet.GetAll(), flIpamIPRange.GetAll(), flIpamGateway.GetAll(), flIpamAux.GetAll())
	if err != nil {
		return err
	}

	// Construct network create request body
	nc := types.NetworkCreate{
		Driver:         driver,
		IPAM:           network.IPAM{Driver: *flIpamDriver, Config: ipamCfg, Options: flIpamOpt.GetAll()},
		Options:        flOpts.GetAll(),
		CheckDuplicate: true,
		Internal:       *flInternal,
		EnableIPv6:     *flIPv6,
		Labels:         runconfigopts.ConvertKVStringsToMap(flLabels.GetAll()),
	}

	resp, err := cli.client.NetworkCreate(context.Background(), cmd.Arg(0), nc)
	if err != nil {
		return err
	}
	fmt.Fprintf(cli.out, "%s\n", resp.ID)
	return nil
}
Пример #2
0
// CmdNetworkCreate creates a new network with a given name
//
// Usage: docker network create [OPTIONS] <NETWORK-NAME>
func (cli *DockerCli) CmdNetworkCreate(args ...string) error {
	cmd := Cli.Subcmd("network create", []string{"NETWORK-NAME"}, "Creates a new network with a name specified by the user", false)
	flDriver := cmd.String([]string{"d", "-driver"}, "bridge", "Driver to manage the Network")
	flOpts := opts.NewMapOpts(nil, nil)

	flIpamDriver := cmd.String([]string{"-ipam-driver"}, "default", "IP Address Management Driver")
	flIpamSubnet := opts.NewListOpts(nil)
	flIpamIPRange := opts.NewListOpts(nil)
	flIpamGateway := opts.NewListOpts(nil)
	flIpamAux := opts.NewMapOpts(nil, nil)

	cmd.Var(&flIpamSubnet, []string{"-subnet"}, "subnet in CIDR format that represents a network segment")
	cmd.Var(&flIpamIPRange, []string{"-ip-range"}, "allocate container ip from a sub-range")
	cmd.Var(&flIpamGateway, []string{"-gateway"}, "ipv4 or ipv6 Gateway for the master subnet")
	cmd.Var(flIpamAux, []string{"-aux-address"}, "auxiliary ipv4 or ipv6 addresses used by Network driver")
	cmd.Var(flOpts, []string{"o", "-opt"}, "set driver specific options")

	cmd.Require(flag.Exact, 1)
	err := cmd.ParseFlags(args, true)
	if err != nil {
		return err
	}

	// Set the default driver to "" if the user didn't set the value.
	// That way we can know whether it was user input or not.
	driver := *flDriver
	if !cmd.IsSet("-driver") && !cmd.IsSet("d") {
		driver = ""
	}

	ipamCfg, err := consolidateIpam(flIpamSubnet.GetAll(), flIpamIPRange.GetAll(), flIpamGateway.GetAll(), flIpamAux.GetAll())
	if err != nil {
		return err
	}

	// Construct network create request body
	nc := types.NetworkCreate{
		Name:           cmd.Arg(0),
		Driver:         driver,
		IPAM:           network.IPAM{Driver: *flIpamDriver, Config: ipamCfg},
		Options:        flOpts.GetAll(),
		CheckDuplicate: true,
	}
	obj, _, err := readBody(cli.call("POST", "/networks/create", nc, nil))
	if err != nil {
		return err
	}
	var resp types.NetworkCreateResponse
	err = json.Unmarshal(obj, &resp)
	if err != nil {
		return err
	}
	fmt.Fprintf(cli.out, "%s\n", resp.ID)
	return nil
}
Пример #3
0
// CmdVolumeCreate creates a new container from a given image.
//
// Usage: docker volume create [OPTIONS]
func (cli *DockerCli) CmdVolumeCreate(args ...string) error {
	cmd := Cli.Subcmd("volume create", nil, "Create a volume", true)
	flDriver := cmd.String([]string{"d", "-driver"}, "local", "Specify volume driver name")
	flName := cmd.String([]string{"-name"}, "", "Specify volume name")

	flDriverOpts := opts.NewMapOpts(nil, nil)
	cmd.Var(flDriverOpts, []string{"o", "-opt"}, "Set driver specific options")

	cmd.Require(flag.Exact, 0)
	cmd.ParseFlags(args, true)

	volReq := &types.VolumeCreateRequest{
		Driver:     *flDriver,
		DriverOpts: flDriverOpts.GetAll(),
	}

	if *flName != "" {
		volReq.Name = *flName
	}

	resp, err := cli.call("POST", "/volumes", volReq, nil)
	if err != nil {
		return err
	}

	var vol types.Volume
	if err := json.NewDecoder(resp.body).Decode(&vol); err != nil {
		return err
	}
	fmt.Fprintf(cli.out, "%s\n", vol.Name)
	return nil
}
Пример #4
0
// CmdVolumeCreate creates a new volume.
//
// Usage: docker volume create [OPTIONS]
func (cli *DockerCli) CmdVolumeCreate(args ...string) error {
	cmd := Cli.Subcmd("volume create", nil, "Create a volume", true)
	flDriver := cmd.String([]string{"d", "-driver"}, "local", "Specify volume driver name")
	flName := cmd.String([]string{"-name"}, "", "Specify volume name")

	flDriverOpts := opts.NewMapOpts(nil, nil)
	cmd.Var(flDriverOpts, []string{"o", "-opt"}, "Set driver specific options")

	cmd.Require(flag.Exact, 0)
	cmd.ParseFlags(args, true)

	volReq := types.VolumeCreateRequest{
		Driver:     *flDriver,
		DriverOpts: flDriverOpts.GetAll(),
		Name:       *flName,
	}

	vol, err := cli.client.VolumeCreate(context.Background(), volReq)
	if err != nil {
		return err
	}

	fmt.Fprintf(cli.out, "%s\n", vol.Name)
	return nil
}
Пример #5
0
// InstallCommonFlags adds command-line options to the top-level flag parser for
// the current process.
// Subsequent calls to `flag.Parse` will populate config with values parsed
// from the command-line.
func (config *Config) InstallCommonFlags(cmd *flag.FlagSet, usageFn func(string) string) {
	cmd.Var(opts.NewListOptsRef(&config.GraphOptions, nil), []string{"-storage-opt"}, usageFn("Set storage driver options"))
	cmd.Var(opts.NewListOptsRef(&config.ExecOptions, nil), []string{"-exec-opt"}, usageFn("Set exec driver options"))
	cmd.StringVar(&config.Pidfile, []string{"p", "-pidfile"}, defaultPidFile, usageFn("Path to use for daemon PID file"))
	cmd.StringVar(&config.Root, []string{"g", "-graph"}, defaultGraph, usageFn("Root of the Docker runtime"))
	cmd.StringVar(&config.ExecRoot, []string{"-exec-root"}, "/var/run/docker", usageFn("Root of the Docker execdriver"))
	cmd.BoolVar(&config.AutoRestart, []string{"#r", "#-restart"}, true, usageFn("--restart on the daemon has been deprecated in favor of --restart policies on docker run"))
	cmd.StringVar(&config.GraphDriver, []string{"s", "-storage-driver"}, "", usageFn("Storage driver to use"))
	cmd.IntVar(&config.Mtu, []string{"#mtu", "-mtu"}, 0, usageFn("Set the containers network MTU"))
	// FIXME: why the inconsistency between "hosts" and "sockets"?
	cmd.Var(opts.NewListOptsRef(&config.DNS, opts.ValidateIPAddress), []string{"#dns", "-dns"}, usageFn("DNS server to use"))
	cmd.Var(opts.NewListOptsRef(&config.DNSSearch, opts.ValidateDNSSearch), []string{"-dns-search"}, usageFn("DNS search domains to use"))
	cmd.Var(opts.NewListOptsRef(&config.Labels, opts.ValidateLabel), []string{"-label"}, usageFn("Set key=value labels to the daemon"))
	cmd.StringVar(&config.LogConfig.Type, []string{"-log-driver"}, "json-file", usageFn("Default driver for container logs"))
	cmd.Var(opts.NewMapOpts(config.LogConfig.Config, nil), []string{"-log-opt"}, usageFn("Set log driver options"))
	cmd.StringVar(&config.ClusterAdvertise, []string{"-cluster-advertise"}, "", usageFn("Address or interface name to advertise"))
	cmd.StringVar(&config.ClusterStore, []string{"-cluster-store"}, "", usageFn("Set the cluster store"))
	cmd.Var(opts.NewMapOpts(config.ClusterOpts, nil), []string{"-cluster-store-opt"}, usageFn("Set cluster store options"))
}
Пример #6
0
// AddFlags adds all command line flags that will be used by Parse to the FlagSet
func AddFlags(flags *pflag.FlagSet) *ContainerOptions {
	copts := &ContainerOptions{
		aliases:           opts.NewListOpts(nil),
		attach:            opts.NewListOpts(ValidateAttach),
		blkioWeightDevice: NewWeightdeviceOpt(ValidateWeightDevice),
		capAdd:            opts.NewListOpts(nil),
		capDrop:           opts.NewListOpts(nil),
		dns:               opts.NewListOpts(opts.ValidateIPAddress),
		dnsOptions:        opts.NewListOpts(nil),
		dnsSearch:         opts.NewListOpts(opts.ValidateDNSSearch),
		deviceReadBps:     NewThrottledeviceOpt(ValidateThrottleBpsDevice),
		deviceReadIOps:    NewThrottledeviceOpt(ValidateThrottleIOpsDevice),
		deviceWriteBps:    NewThrottledeviceOpt(ValidateThrottleBpsDevice),
		deviceWriteIOps:   NewThrottledeviceOpt(ValidateThrottleIOpsDevice),
		devices:           opts.NewListOpts(ValidateDevice),
		env:               opts.NewListOpts(ValidateEnv),
		envFile:           opts.NewListOpts(nil),
		expose:            opts.NewListOpts(nil),
		extraHosts:        opts.NewListOpts(ValidateExtraHost),
		groupAdd:          opts.NewListOpts(nil),
		labels:            opts.NewListOpts(ValidateEnv),
		labelsFile:        opts.NewListOpts(nil),
		linkLocalIPs:      opts.NewListOpts(nil),
		links:             opts.NewListOpts(ValidateLink),
		loggingOpts:       opts.NewListOpts(nil),
		publish:           opts.NewListOpts(nil),
		securityOpt:       opts.NewListOpts(nil),
		storageOpt:        opts.NewListOpts(nil),
		sysctls:           opts.NewMapOpts(nil, opts.ValidateSysctl),
		tmpfs:             opts.NewListOpts(nil),
		ulimits:           NewUlimitOpt(nil),
		volumes:           opts.NewListOpts(nil),
		volumesFrom:       opts.NewListOpts(nil),
	}

	// General purpose flags
	flags.VarP(&copts.attach, "attach", "a", "Attach to STDIN, STDOUT or STDERR")
	flags.Var(&copts.devices, "device", "Add a host device to the container")
	flags.VarP(&copts.env, "env", "e", "Set environment variables")
	flags.Var(&copts.envFile, "env-file", "Read in a file of environment variables")
	flags.StringVar(&copts.entrypoint, "entrypoint", "", "Overwrite the default ENTRYPOINT of the image")
	flags.Var(&copts.groupAdd, "group-add", "Add additional groups to join")
	flags.StringVarP(&copts.hostname, "hostname", "h", "", "Container host name")
	flags.BoolVarP(&copts.stdin, "interactive", "i", false, "Keep STDIN open even if not attached")
	flags.VarP(&copts.labels, "label", "l", "Set meta data on a container")
	flags.Var(&copts.labelsFile, "label-file", "Read in a line delimited file of labels")
	flags.BoolVar(&copts.readonlyRootfs, "read-only", false, "Mount the container's root filesystem as read only")
	flags.StringVar(&copts.restartPolicy, "restart", "no", "Restart policy to apply when a container exits")
	flags.StringVar(&copts.stopSignal, "stop-signal", signal.DefaultStopSignal, fmt.Sprintf("Signal to stop a container, %v by default", signal.DefaultStopSignal))
	flags.Var(copts.sysctls, "sysctl", "Sysctl options")
	flags.BoolVarP(&copts.tty, "tty", "t", false, "Allocate a pseudo-TTY")
	flags.Var(copts.ulimits, "ulimit", "Ulimit options")
	flags.StringVarP(&copts.user, "user", "u", "", "Username or UID (format: <name|uid>[:<group|gid>])")
	flags.StringVarP(&copts.workingDir, "workdir", "w", "", "Working directory inside the container")
	flags.BoolVar(&copts.autoRemove, "rm", false, "Automatically remove the container when it exits")

	// Security
	flags.Var(&copts.capAdd, "cap-add", "Add Linux capabilities")
	flags.Var(&copts.capDrop, "cap-drop", "Drop Linux capabilities")
	flags.BoolVar(&copts.privileged, "privileged", false, "Give extended privileges to this container")
	flags.Var(&copts.securityOpt, "security-opt", "Security Options")
	flags.StringVar(&copts.usernsMode, "userns", "", "User namespace to use")
	flags.StringVar(&copts.credentialSpec, "credentialspec", "", "Credential spec for managed service account (Windows only)")

	// Network and port publishing flag
	flags.Var(&copts.extraHosts, "add-host", "Add a custom host-to-IP mapping (host:ip)")
	flags.Var(&copts.dns, "dns", "Set custom DNS servers")
	flags.Var(&copts.dnsOptions, "dns-opt", "Set DNS options")
	flags.Var(&copts.dnsSearch, "dns-search", "Set custom DNS search domains")
	flags.Var(&copts.expose, "expose", "Expose a port or a range of ports")
	flags.StringVar(&copts.ipv4Address, "ip", "", "Container IPv4 address (e.g. 172.30.100.104)")
	flags.StringVar(&copts.ipv6Address, "ip6", "", "Container IPv6 address (e.g. 2001:db8::33)")
	flags.Var(&copts.links, "link", "Add link to another container")
	flags.Var(&copts.linkLocalIPs, "link-local-ip", "Container IPv4/IPv6 link-local addresses")
	flags.StringVar(&copts.macAddress, "mac-address", "", "Container MAC address (e.g. 92:d0:c6:0a:29:33)")
	flags.VarP(&copts.publish, "publish", "p", "Publish a container's port(s) to the host")
	flags.BoolVarP(&copts.publishAll, "publish-all", "P", false, "Publish all exposed ports to random ports")
	// We allow for both "--net" and "--network", although the latter is the recommended way.
	flags.StringVar(&copts.netMode, "net", "default", "Connect a container to a network")
	flags.StringVar(&copts.netMode, "network", "default", "Connect a container to a network")
	flags.MarkHidden("net")
	// We allow for both "--net-alias" and "--network-alias", although the latter is the recommended way.
	flags.Var(&copts.aliases, "net-alias", "Add network-scoped alias for the container")
	flags.Var(&copts.aliases, "network-alias", "Add network-scoped alias for the container")
	flags.MarkHidden("net-alias")

	// Logging and storage
	flags.StringVar(&copts.loggingDriver, "log-driver", "", "Logging driver for the container")
	flags.StringVar(&copts.volumeDriver, "volume-driver", "", "Optional volume driver for the container")
	flags.Var(&copts.loggingOpts, "log-opt", "Log driver options")
	flags.Var(&copts.storageOpt, "storage-opt", "Storage driver options for the container")
	flags.Var(&copts.tmpfs, "tmpfs", "Mount a tmpfs directory")
	flags.Var(&copts.volumesFrom, "volumes-from", "Mount volumes from the specified container(s)")
	flags.VarP(&copts.volumes, "volume", "v", "Bind mount a volume")

	// Health-checking
	flags.StringVar(&copts.healthCmd, "health-cmd", "", "Command to run to check health")
	flags.DurationVar(&copts.healthInterval, "health-interval", 0, "Time between running the check")
	flags.IntVar(&copts.healthRetries, "health-retries", 0, "Consecutive failures needed to report unhealthy")
	flags.DurationVar(&copts.healthTimeout, "health-timeout", 0, "Maximum time to allow one check to run")
	flags.BoolVar(&copts.noHealthcheck, "no-healthcheck", false, "Disable any container-specified HEALTHCHECK")

	// Resource management
	flags.Uint16Var(&copts.blkioWeight, "blkio-weight", 0, "Block IO (relative weight), between 10 and 1000")
	flags.Var(&copts.blkioWeightDevice, "blkio-weight-device", "Block IO weight (relative device weight)")
	flags.StringVar(&copts.containerIDFile, "cidfile", "", "Write the container ID to the file")
	flags.StringVar(&copts.cpusetCpus, "cpuset-cpus", "", "CPUs in which to allow execution (0-3, 0,1)")
	flags.StringVar(&copts.cpusetMems, "cpuset-mems", "", "MEMs in which to allow execution (0-3, 0,1)")
	flags.Int64Var(&copts.cpuPercent, "cpu-percent", 0, "CPU percent (Windows only)")
	flags.Int64Var(&copts.cpuPeriod, "cpu-period", 0, "Limit CPU CFS (Completely Fair Scheduler) period")
	flags.Int64Var(&copts.cpuQuota, "cpu-quota", 0, "Limit CPU CFS (Completely Fair Scheduler) quota")
	flags.Int64VarP(&copts.cpuShares, "cpu-shares", "c", 0, "CPU shares (relative weight)")
	flags.Var(&copts.deviceReadBps, "device-read-bps", "Limit read rate (bytes per second) from a device")
	flags.Var(&copts.deviceReadIOps, "device-read-iops", "Limit read rate (IO per second) from a device")
	flags.Var(&copts.deviceWriteBps, "device-write-bps", "Limit write rate (bytes per second) to a device")
	flags.Var(&copts.deviceWriteIOps, "device-write-iops", "Limit write rate (IO per second) to a device")
	flags.StringVar(&copts.ioMaxBandwidth, "io-maxbandwidth", "", "Maximum IO bandwidth limit for the system drive (Windows only)")
	flags.Uint64Var(&copts.ioMaxIOps, "io-maxiops", 0, "Maximum IOps limit for the system drive (Windows only)")
	flags.StringVar(&copts.kernelMemory, "kernel-memory", "", "Kernel memory limit")
	flags.StringVarP(&copts.memoryString, "memory", "m", "", "Memory limit")
	flags.StringVar(&copts.memoryReservation, "memory-reservation", "", "Memory soft limit")
	flags.StringVar(&copts.memorySwap, "memory-swap", "", "Swap limit equal to memory plus swap: '-1' to enable unlimited swap")
	flags.Int64Var(&copts.swappiness, "memory-swappiness", -1, "Tune container memory swappiness (0 to 100)")
	flags.BoolVar(&copts.oomKillDisable, "oom-kill-disable", false, "Disable OOM Killer")
	flags.IntVar(&copts.oomScoreAdj, "oom-score-adj", 0, "Tune host's OOM preferences (-1000 to 1000)")
	flags.Int64Var(&copts.pidsLimit, "pids-limit", 0, "Tune container pids limit (set -1 for unlimited)")

	// Low-level execution (cgroups, namespaces, ...)
	flags.StringVar(&copts.cgroupParent, "cgroup-parent", "", "Optional parent cgroup for the container")
	flags.StringVar(&copts.ipcMode, "ipc", "", "IPC namespace to use")
	flags.StringVar(&copts.isolation, "isolation", "", "Container isolation technology")
	flags.StringVar(&copts.pidMode, "pid", "", "PID namespace to use")
	flags.StringVar(&copts.shmSize, "shm-size", "", "Size of /dev/shm, default value is 64MB")
	flags.StringVar(&copts.utsMode, "uts", "", "UTS namespace to use")
	flags.StringVar(&copts.runtime, "runtime", "", "Runtime to use for this container")

	flags.BoolVar(&copts.init, "init", false, "Run an init inside the container that forwards signals and reaps processes")
	flags.StringVar(&copts.initPath, "init-path", "", "Path to the docker-init binary")
	return copts
}
Пример #7
0
// 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)
		flSysctls = opts.NewMapOpts(nil, opts.ValidateSysctl)

		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)
		flStorageOpt        = 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)")
		flCPUPercent        = cmd.Int64([]string{"-cpu-percent"}, 0, "CPU percent (Windows only)")
		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")
		flIOMaxBandwidth    = cmd.String([]string{"-io-maxbandwidth"}, "", "Maximum IO bandwidth limit for the system drive (Windows only)")
		flIOMaxIOps         = cmd.Uint64([]string{"-io-maxiops"}, 0, "Maximum IOps limit for the system drive (Windows only)")
		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(&flStorageOpt, []string{"-storage-opt"}, "Set storage driver options per container")
	cmd.Var(flUlimits, []string{"-ulimit"}, "Ulimit options")
	cmd.Var(flSysctls, []string{"-sysctl"}, "Sysctl 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 stdout and stderr
	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
		}
	}

	// TODO FIXME units.RAMInBytes should have a uint64 version
	var maxIOBandwidth int64
	if *flIOMaxBandwidth != "" {
		maxIOBandwidth, err = units.RAMInBytes(*flIOMaxBandwidth)
		if err != nil {
			return nil, nil, nil, cmd, err
		}
		if maxIOBandwidth < 0 {
			return nil, nil, nil, cmd, fmt.Errorf("invalid value: %s. Maximum IO Bandwidth must be positive", *flIOMaxBandwidth)
		}
	}

	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 != "" {
		// Linux hostname is limited to HOST_NAME_MAX=64, not including the terminating null byte.
		matched, _ := regexp.MatchString("^(([[:alnum:]]|[[:alnum:]][[:alnum:]\\-]*[[:alnum:]])\\.)*([[:alnum:]]|[[:alnum:]][[:alnum:]\\-]*[[:alnum:]])$", hostname)
		if len(hostname) > 64 || !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
	}

	storageOpts, err := parseStorageOpts(flStorageOpt.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,
		CPUPercent:           *flCPUPercent,
		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(),
		IOMaximumIOps:        *flIOMaxIOps,
		IOMaximumBandwidth:   uint64(maxIOBandwidth),
		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,
		StorageOpt:     storageOpts,
		ReadonlyRootfs: *flReadonlyRootfs,
		LogConfig:      container.LogConfig{Type: *flLoggingDriver, Config: loggingOpts},
		VolumeDriver:   *flVolumeDriver,
		Isolation:      container.Isolation(*flIsolation),
		ShmSize:        shmSize,
		Resources:      resources,
		Tmpfs:          tmpfs,
		Sysctls:        flSysctls.GetAll(),
	}

	// 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
}
Пример #8
0
// AddFlags adds all command line flags that will be used by Parse to the FlagSet
func AddFlags(flags *pflag.FlagSet) *ContainerOptions {
	copts := &ContainerOptions{
		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),
		flSysctls: opts.NewMapOpts(nil, opts.ValidateSysctl),

		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),
		flStorageOpt:  opts.NewListOpts(nil),
		flLabelsFile:  opts.NewListOpts(nil),
		flLoggingOpts: opts.NewListOpts(nil),

		flPrivileged:        flags.Bool("privileged", false, "Give extended privileges to this container"),
		flPidMode:           flags.String("pid", "", "PID namespace to use"),
		flUTSMode:           flags.String("uts", "", "UTS namespace to use"),
		flUsernsMode:        flags.String("userns", "", "User namespace to use"),
		flPublishAll:        flags.BoolP("publish-all", "P", false, "Publish all exposed ports to random ports"),
		flStdin:             flags.BoolP("interactive", "i", false, "Keep STDIN open even if not attached"),
		flTty:               flags.BoolP("tty", "t", false, "Allocate a pseudo-TTY"),
		flOomKillDisable:    flags.Bool("oom-kill-disable", false, "Disable OOM Killer"),
		flOomScoreAdj:       flags.Int("oom-score-adj", 0, "Tune host's OOM preferences (-1000 to 1000)"),
		flContainerIDFile:   flags.String("cidfile", "", "Write the container ID to the file"),
		flEntrypoint:        flags.String("entrypoint", "", "Overwrite the default ENTRYPOINT of the image"),
		flHostname:          flags.StringP("hostname", "h", "", "Container host name"),
		flMemoryString:      flags.StringP("memory", "m", "", "Memory limit"),
		flMemoryReservation: flags.String("memory-reservation", "", "Memory soft limit"),
		flMemorySwap:        flags.String("memory-swap", "", "Swap limit equal to memory plus swap: '-1' to enable unlimited swap"),
		flKernelMemory:      flags.String("kernel-memory", "", "Kernel memory limit"),
		flUser:              flags.StringP("user", "u", "", "Username or UID (format: <name|uid>[:<group|gid>])"),
		flWorkingDir:        flags.StringP("workdir", "w", "", "Working directory inside the container"),
		flCPUShares:         flags.Int64P("cpu-shares", "c", 0, "CPU shares (relative weight)"),
		flCPUPercent:        flags.Int64("cpu-percent", 0, "CPU percent (Windows only)"),
		flCPUPeriod:         flags.Int64("cpu-period", 0, "Limit CPU CFS (Completely Fair Scheduler) period"),
		flCPUQuota:          flags.Int64("cpu-quota", 0, "Limit CPU CFS (Completely Fair Scheduler) quota"),
		flCpusetCpus:        flags.String("cpuset-cpus", "", "CPUs in which to allow execution (0-3, 0,1)"),
		flCpusetMems:        flags.String("cpuset-mems", "", "MEMs in which to allow execution (0-3, 0,1)"),
		flBlkioWeight:       flags.Uint16("blkio-weight", 0, "Block IO (relative weight), between 10 and 1000"),
		flIOMaxBandwidth:    flags.String("io-maxbandwidth", "", "Maximum IO bandwidth limit for the system drive (Windows only)"),
		flIOMaxIOps:         flags.Uint64("io-maxiops", 0, "Maximum IOps limit for the system drive (Windows only)"),
		flSwappiness:        flags.Int64("memory-swappiness", -1, "Tune container memory swappiness (0 to 100)"),
		flNetMode:           flags.String("net", "default", "Connect a container to a network"),
		flMacAddress:        flags.String("mac-address", "", "Container MAC address (e.g. 92:d0:c6:0a:29:33)"),
		flIPv4Address:       flags.String("ip", "", "Container IPv4 address (e.g. 172.30.100.104)"),
		flIPv6Address:       flags.String("ip6", "", "Container IPv6 address (e.g. 2001:db8::33)"),
		flIpcMode:           flags.String("ipc", "", "IPC namespace to use"),
		flPidsLimit:         flags.Int64("pids-limit", 0, "Tune container pids limit (set -1 for unlimited)"),
		flRestartPolicy:     flags.String("restart", "no", "Restart policy to apply when a container exits"),
		flReadonlyRootfs:    flags.Bool("read-only", false, "Mount the container's root filesystem as read only"),
		flLoggingDriver:     flags.String("log-driver", "", "Logging driver for container"),
		flCgroupParent:      flags.String("cgroup-parent", "", "Optional parent cgroup for the container"),
		flVolumeDriver:      flags.String("volume-driver", "", "Optional volume driver for the container"),
		flStopSignal:        flags.String("stop-signal", signal.DefaultStopSignal, fmt.Sprintf("Signal to stop a container, %v by default", signal.DefaultStopSignal)),
		flIsolation:         flags.String("isolation", "", "Container isolation technology"),
		flShmSize:           flags.String("shm-size", "", "Size of /dev/shm, default value is 64MB"),
		flNoHealthcheck:     flags.Bool("no-healthcheck", false, "Disable any container-specified HEALTHCHECK"),
		flHealthCmd:         flags.String("health-cmd", "", "Command to run to check health"),
		flHealthInterval:    flags.Duration("health-interval", 0, "Time between running the check"),
		flHealthTimeout:     flags.Duration("health-timeout", 0, "Maximum time to allow one check to run"),
		flHealthRetries:     flags.Int("health-retries", 0, "Consecutive failures needed to report unhealthy"),
		flRuntime:           flags.String("runtime", "", "Runtime to use for this container"),
	}

	flags.VarP(&copts.flAttach, "attach", "a", "Attach to STDIN, STDOUT or STDERR")
	flags.Var(&copts.flBlkioWeightDevice, "blkio-weight-device", "Block IO weight (relative device weight)")
	flags.Var(&copts.flDeviceReadBps, "device-read-bps", "Limit read rate (bytes per second) from a device")
	flags.Var(&copts.flDeviceWriteBps, "device-write-bps", "Limit write rate (bytes per second) to a device")
	flags.Var(&copts.flDeviceReadIOps, "device-read-iops", "Limit read rate (IO per second) from a device")
	flags.Var(&copts.flDeviceWriteIOps, "device-write-iops", "Limit write rate (IO per second) to a device")
	flags.VarP(&copts.flVolumes, "volume", "v", "Bind mount a volume")
	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.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")
	flags.VarP(&copts.flEnv, "env", "e", "Set environment variables")
	flags.Var(&copts.flEnvFile, "env-file", "Read in a file of environment variables")
	flags.VarP(&copts.flPublish, "publish", "p", "Publish a container's port(s) to the host")
	flags.Var(&copts.flExpose, "expose", "Expose a port or a range of ports")
	flags.Var(&copts.flDNS, "dns", "Set custom DNS servers")
	flags.Var(&copts.flDNSSearch, "dns-search", "Set custom DNS search domains")
	flags.Var(&copts.flDNSOptions, "dns-opt", "Set DNS options")
	flags.Var(&copts.flExtraHosts, "add-host", "Add a custom host-to-IP mapping (host:ip)")
	flags.Var(&copts.flVolumesFrom, "volumes-from", "Mount volumes from the specified container(s)")
	flags.Var(&copts.flCapAdd, "cap-add", "Add Linux capabilities")
	flags.Var(&copts.flCapDrop, "cap-drop", "Drop Linux capabilities")
	flags.Var(&copts.flGroupAdd, "group-add", "Add additional groups to join")
	flags.Var(&copts.flSecurityOpt, "security-opt", "Security Options")
	flags.Var(&copts.flStorageOpt, "storage-opt", "Set storage driver options per container")
	flags.Var(copts.flUlimits, "ulimit", "Ulimit options")
	flags.Var(copts.flSysctls, "sysctl", "Sysctl options")
	flags.Var(&copts.flLoggingOpts, "log-opt", "Log driver options")

	return copts
}