automation-tests/cmd/podman/common/create.go

package common

import (
	"fmt"
	"os"

	"github.com/containers/common/pkg/auth"
	"github.com/containers/common/pkg/completion"
	"github.com/containers/podman/v2/cmd/podman/registry"
	"github.com/containers/podman/v2/libpod/define"
	"github.com/spf13/cobra"
)

const sizeWithUnitFormat = "(format: `<number>[<unit>]`, where unit = b (bytes), k (kilobytes), m (megabytes), or g (gigabytes))"

var containerConfig = registry.PodmanConfig()

func DefineCreateFlags(cmd *cobra.Command, cf *ContainerCLIOpts) {
	createFlags := cmd.Flags()

	annotationFlagName := "annotation"
	createFlags.StringSliceVar(
		&cf.Annotation,
		annotationFlagName, []string{},
		"Add annotations to container (key:value)",
	)
	_ = cmd.RegisterFlagCompletionFunc(annotationFlagName, completion.AutocompleteNone)

	attachFlagName := "attach"
	createFlags.StringSliceVarP(
		&cf.Attach,
		attachFlagName, "a", []string{},
		"Attach to STDIN, STDOUT or STDERR",
	)
	_ = cmd.RegisterFlagCompletionFunc(attachFlagName, AutocompleteCreateAttach)

	authfileFlagName := "authfile"
	createFlags.StringVar(
		&cf.Authfile,
		authfileFlagName, auth.GetDefaultAuthFile(),
		"Path of the authentication file. Use REGISTRY_AUTH_FILE environment variable to override",
	)
	_ = cmd.RegisterFlagCompletionFunc(authfileFlagName, completion.AutocompleteDefault)

	blkioWeightFlagName := "blkio-weight"
	createFlags.StringVar(
		&cf.BlkIOWeight,
		blkioWeightFlagName, "",
		"Block IO weight (relative weight) accepts a weight value between 10 and 1000.",
	)
	_ = cmd.RegisterFlagCompletionFunc(blkioWeightFlagName, completion.AutocompleteNone)

	blkioWeightDeviceFlagName := "blkio-weight-device"
	createFlags.StringSliceVar(
		&cf.BlkIOWeightDevice,
		blkioWeightDeviceFlagName, []string{},
		"Block IO weight (relative device weight, format: `DEVICE_NAME:WEIGHT`)",
	)
	_ = cmd.RegisterFlagCompletionFunc(blkioWeightDeviceFlagName, completion.AutocompleteDefault)

	capAddFlagName := "cap-add"
	createFlags.StringSliceVar(
		&cf.CapAdd,
		capAddFlagName, []string{},
		"Add capabilities to the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(capAddFlagName, completion.AutocompleteCapabilities)

	capDropFlagName := "cap-drop"
	createFlags.StringSliceVar(
		&cf.CapDrop,
		capDropFlagName, []string{},
		"Drop capabilities from the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(capDropFlagName, completion.AutocompleteCapabilities)

	cgroupnsFlagName := "cgroupns"
	createFlags.String(
		cgroupnsFlagName, "",
		"cgroup namespace to use",
	)
	_ = cmd.RegisterFlagCompletionFunc(cgroupnsFlagName, AutocompleteNamespace)

	cgroupsFlagName := "cgroups"
	createFlags.StringVar(
		&cf.CGroupsMode,
		cgroupsFlagName, cgroupConfig(),
		`control container cgroup configuration ("enabled"|"disabled"|"no-conmon"|"split")`,
	)
	_ = cmd.RegisterFlagCompletionFunc(cgroupsFlagName, AutocompleteCgroupMode)

	cgroupParentFlagName := "cgroup-parent"
	createFlags.StringVar(
		&cf.CGroupParent,
		cgroupParentFlagName, "",
		"Optional parent cgroup for the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(cgroupParentFlagName, completion.AutocompleteDefault)

	cidfileFlagName := "cidfile"
	createFlags.StringVar(
		&cf.CIDFile,
		cidfileFlagName, "",
		"Write the container ID to the file",
	)
	_ = cmd.RegisterFlagCompletionFunc(cidfileFlagName, completion.AutocompleteDefault)

	conmonPidfileFlagName := "conmon-pidfile"
	createFlags.StringVar(
		&cf.ConmonPIDFile,
		conmonPidfileFlagName, "",
		"Path to the file that will receive the PID of conmon",
	)
	_ = cmd.RegisterFlagCompletionFunc(conmonPidfileFlagName, completion.AutocompleteDefault)

	cpuPeriodFlagName := "cpu-period"
	createFlags.Uint64Var(
		&cf.CPUPeriod,
		cpuPeriodFlagName, 0,
		"Limit the CPU CFS (Completely Fair Scheduler) period",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpuPeriodFlagName, completion.AutocompleteNone)

	cpuQuotaFlagName := "cpu-quota"
	createFlags.Int64Var(
		&cf.CPUQuota,
		cpuQuotaFlagName, 0,
		"Limit the CPU CFS (Completely Fair Scheduler) quota",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpuQuotaFlagName, completion.AutocompleteNone)

	cpuRtPeriodFlagName := "cpu-rt-period"
	createFlags.Uint64Var(
		&cf.CPURTPeriod,
		cpuRtPeriodFlagName, 0,
		"Limit the CPU real-time period in microseconds",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpuRtPeriodFlagName, completion.AutocompleteNone)

	cpuRtRuntimeFlagName := "cpu-rt-runtime"
	createFlags.Int64Var(
		&cf.CPURTRuntime,
		cpuRtRuntimeFlagName, 0,
		"Limit the CPU real-time runtime in microseconds",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpuRtRuntimeFlagName, completion.AutocompleteNone)

	cpuSharesFlagName := "cpu-shares"
	createFlags.Uint64Var(
		&cf.CPUShares,
		cpuSharesFlagName, 0,
		"CPU shares (relative weight)",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpuSharesFlagName, completion.AutocompleteNone)

	cpusFlagName := "cpus"
	createFlags.Float64Var(
		&cf.CPUS,
		cpusFlagName, 0,
		"Number of CPUs. The default is 0.000 which means no limit",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpusFlagName, completion.AutocompleteNone)

	cpusetCpusFlagName := "cpuset-cpus"
	createFlags.StringVar(
		&cf.CPUSetCPUs,
		cpusetCpusFlagName, "",
		"CPUs in which to allow execution (0-3, 0,1)",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpusetCpusFlagName, completion.AutocompleteNone)

	cpusetMemsFlagName := "cpuset-mems"
	createFlags.StringVar(
		&cf.CPUSetMems,
		cpusetMemsFlagName, "",
		"Memory nodes (MEMs) in which to allow execution (0-3, 0,1). Only effective on NUMA systems.",
	)
	_ = cmd.RegisterFlagCompletionFunc(cpusetMemsFlagName, completion.AutocompleteNone)

	deviceFlagName := "device"
	createFlags.StringSliceVar(
		&cf.Devices,
		deviceFlagName, devices(),
		fmt.Sprintf("Add a host device to the container"),
	)
	_ = cmd.RegisterFlagCompletionFunc(deviceFlagName, completion.AutocompleteDefault)

	deviceCgroupRuleFlagName := "device-cgroup-rule"
	createFlags.StringSliceVar(
		&cf.DeviceCGroupRule,
		deviceCgroupRuleFlagName, []string{},
		"Add a rule to the cgroup allowed devices list",
	)
	_ = cmd.RegisterFlagCompletionFunc(deviceCgroupRuleFlagName, completion.AutocompleteNone)

	deviceReadBpsFlagName := "device-read-bps"
	createFlags.StringSliceVar(
		&cf.DeviceReadBPs,
		deviceReadBpsFlagName, []string{},
		"Limit read rate (bytes per second) from a device (e.g. --device-read-bps=/dev/sda:1mb)",
	)
	_ = cmd.RegisterFlagCompletionFunc(deviceReadBpsFlagName, completion.AutocompleteDefault)

	deviceReadIopsFlagName := "device-read-iops"
	createFlags.StringSliceVar(
		&cf.DeviceReadIOPs,
		deviceReadIopsFlagName, []string{},
		"Limit read rate (IO per second) from a device (e.g. --device-read-iops=/dev/sda:1000)",
	)
	_ = cmd.RegisterFlagCompletionFunc(deviceReadIopsFlagName, completion.AutocompleteDefault)

	deviceWriteBpsFlagName := "device-write-bps"
	createFlags.StringSliceVar(
		&cf.DeviceWriteBPs,
		deviceWriteBpsFlagName, []string{},
		"Limit write rate (bytes per second) to a device (e.g. --device-write-bps=/dev/sda:1mb)",
	)
	_ = cmd.RegisterFlagCompletionFunc(deviceWriteBpsFlagName, completion.AutocompleteDefault)

	deviceWriteIopsFlagName := "device-write-iops"
	createFlags.StringSliceVar(
		&cf.DeviceWriteIOPs,
		deviceWriteIopsFlagName, []string{},
		"Limit write rate (IO per second) to a device (e.g. --device-write-iops=/dev/sda:1000)",
	)
	_ = cmd.RegisterFlagCompletionFunc(deviceWriteIopsFlagName, completion.AutocompleteDefault)

	createFlags.Bool(
		"disable-content-trust", false,
		"This is a Docker specific option and is a NOOP",
	)

	entrypointFlagName := "entrypoint"
	createFlags.String(entrypointFlagName, "",
		"Overwrite the default ENTRYPOINT of the image",
	)
	_ = cmd.RegisterFlagCompletionFunc(entrypointFlagName, completion.AutocompleteNone)

	envFlagName := "env"
	createFlags.StringArrayP(
		envFlagName, "e", env(),
		"Set environment variables in container",
	)
	_ = cmd.RegisterFlagCompletionFunc(envFlagName, completion.AutocompleteNone)

	if !registry.IsRemote() {
		createFlags.BoolVar(
			&cf.EnvHost,
			"env-host", false, "Use all current host environment variables in container",
		)
	}

	envFileFlagName := "env-file"
	createFlags.StringSliceVar(
		&cf.EnvFile,
		envFileFlagName, []string{},
		"Read in a file of environment variables",
	)
	_ = cmd.RegisterFlagCompletionFunc(envFileFlagName, completion.AutocompleteDefault)

	exposeFlagName := "expose"
	createFlags.StringSliceVar(
		&cf.Expose,
		exposeFlagName, []string{},
		"Expose a port or a range of ports",
	)
	_ = cmd.RegisterFlagCompletionFunc(exposeFlagName, completion.AutocompleteNone)

	gidmapFlagName := "gidmap"
	createFlags.StringSliceVar(
		&cf.GIDMap,
		gidmapFlagName, []string{},
		"GID map to use for the user namespace",
	)
	_ = cmd.RegisterFlagCompletionFunc(gidmapFlagName, completion.AutocompleteNone)

	groupAddFlagName := "group-add"
	createFlags.StringSliceVar(
		&cf.GroupAdd,
		groupAddFlagName, []string{},
		"Add additional groups to join",
	)
	_ = cmd.RegisterFlagCompletionFunc(groupAddFlagName, completion.AutocompleteNone)

	createFlags.Bool(
		"help", false, "",
	)

	healthCmdFlagName := "health-cmd"
	createFlags.StringVar(
		&cf.HealthCmd,
		healthCmdFlagName, "",
		"set a healthcheck command for the container ('none' disables the existing healthcheck)",
	)
	_ = cmd.RegisterFlagCompletionFunc(healthCmdFlagName, completion.AutocompleteNone)

	healthIntervalFlagName := "health-interval"
	createFlags.StringVar(
		&cf.HealthInterval,
		healthIntervalFlagName, DefaultHealthCheckInterval,
		"set an interval for the healthchecks (a value of disable results in no automatic timer setup)",
	)
	_ = cmd.RegisterFlagCompletionFunc(healthIntervalFlagName, completion.AutocompleteNone)

	healthRetriesFlagName := "health-retries"
	createFlags.UintVar(
		&cf.HealthRetries,
		healthRetriesFlagName, DefaultHealthCheckRetries,
		"the number of retries allowed before a healthcheck is considered to be unhealthy",
	)
	_ = cmd.RegisterFlagCompletionFunc(healthRetriesFlagName, completion.AutocompleteNone)

	healthStartPeriodFlagName := "health-start-period"
	createFlags.StringVar(
		&cf.HealthStartPeriod,
		healthStartPeriodFlagName, DefaultHealthCheckStartPeriod,
		"the initialization time needed for a container to bootstrap",
	)
	_ = cmd.RegisterFlagCompletionFunc(healthStartPeriodFlagName, completion.AutocompleteNone)

	healthTimeoutFlagName := "health-timeout"
	createFlags.StringVar(
		&cf.HealthTimeout,
		healthTimeoutFlagName, DefaultHealthCheckTimeout,
		"the maximum time allowed to complete the healthcheck before an interval is considered failed",
	)
	_ = cmd.RegisterFlagCompletionFunc(healthTimeoutFlagName, completion.AutocompleteNone)

	hostnameFlagName := "hostname"
	createFlags.StringVarP(
		&cf.Hostname,
		hostnameFlagName, "h", "",
		"Set container hostname",
	)
	_ = cmd.RegisterFlagCompletionFunc(hostnameFlagName, completion.AutocompleteNone)

	createFlags.BoolVar(
		&cf.HTTPProxy,
		"http-proxy", true,
		"Set proxy environment variables in the container based on the host proxy vars",
	)

	imageVolumeFlagName := "image-volume"
	createFlags.StringVar(
		&cf.ImageVolume,
		imageVolumeFlagName, DefaultImageVolume,
		`Tells podman how to handle the builtin image volumes ("bind"|"tmpfs"|"ignore")`,
	)
	_ = cmd.RegisterFlagCompletionFunc(imageVolumeFlagName, AutocompleteImageVolume)

	createFlags.BoolVar(
		&cf.Init,
		"init", false,
		"Run an init binary inside the container that forwards signals and reaps processes",
	)

	initPathFlagName := "init-path"
	createFlags.StringVar(
		&cf.InitPath,
		initPathFlagName, initPath(),
		// Do not use  the Value field for setting the default value to determine user input (i.e., non-empty string)
		fmt.Sprintf("Path to the container-init binary"),
	)
	_ = cmd.RegisterFlagCompletionFunc(initPathFlagName, completion.AutocompleteDefault)

	createFlags.BoolVarP(
		&cf.Interactive,
		"interactive", "i", false,
		"Keep STDIN open even if not attached",
	)

	ipcFlagName := "ipc"
	createFlags.String(
		ipcFlagName, "",
		"IPC namespace to use",
	)
	_ = cmd.RegisterFlagCompletionFunc(ipcFlagName, AutocompleteNamespace)

	kernelMemoryFlagName := "kernel-memory"
	createFlags.StringVar(
		&cf.KernelMemory,
		kernelMemoryFlagName, "",
		"Kernel memory limit "+sizeWithUnitFormat,
	)
	_ = cmd.RegisterFlagCompletionFunc(kernelMemoryFlagName, completion.AutocompleteNone)

	labelFlagName := "label"
	createFlags.StringArrayVarP(
		&cf.Label,
		labelFlagName, "l", []string{},
		"Set metadata on container",
	)
	_ = cmd.RegisterFlagCompletionFunc(labelFlagName, completion.AutocompleteNone)

	labelFileFlagName := "label-file"
	createFlags.StringSliceVar(
		&cf.LabelFile,
		labelFileFlagName, []string{},
		"Read in a line delimited file of labels",
	)
	_ = cmd.RegisterFlagCompletionFunc(labelFileFlagName, completion.AutocompleteDefault)

	logDriverFlagName := "log-driver"
	createFlags.StringVar(
		&cf.LogDriver,
		logDriverFlagName, "",
		"Logging driver for the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(logDriverFlagName, AutocompleteLogDriver)

	logOptFlagName := "log-opt"
	createFlags.StringSliceVar(
		&cf.LogOptions,
		logOptFlagName, []string{},
		"Logging driver options",
	)
	_ = cmd.RegisterFlagCompletionFunc(logOptFlagName, AutocompleteLogOpt)

	memoryFlagName := "memory"
	createFlags.StringVarP(
		&cf.Memory,
		memoryFlagName, "m", "",
		"Memory limit "+sizeWithUnitFormat,
	)
	_ = cmd.RegisterFlagCompletionFunc(memoryFlagName, completion.AutocompleteNone)

	memoryReservationFlagName := "memory-reservation"
	createFlags.StringVar(
		&cf.MemoryReservation,
		memoryReservationFlagName, "",
		"Memory soft limit "+sizeWithUnitFormat,
	)
	_ = cmd.RegisterFlagCompletionFunc(memoryReservationFlagName, completion.AutocompleteNone)

	memorySwapFlagName := "memory-swap"
	createFlags.StringVar(
		&cf.MemorySwap,
		memorySwapFlagName, "",
		"Swap limit equal to memory plus swap: '-1' to enable unlimited swap",
	)
	_ = cmd.RegisterFlagCompletionFunc(memorySwapFlagName, completion.AutocompleteNone)

	memorySwappinessFlagName := "memory-swappiness"
	createFlags.Int64Var(
		&cf.MemorySwappiness,
		memorySwappinessFlagName, -1,
		"Tune container memory swappiness (0 to 100, or -1 for system default)",
	)
	_ = cmd.RegisterFlagCompletionFunc(memorySwappinessFlagName, completion.AutocompleteNone)

	nameFlagName := "name"
	createFlags.StringVar(
		&cf.Name,
		nameFlagName, "",
		"Assign a name to the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(nameFlagName, completion.AutocompleteNone)

	createFlags.BoolVar(
		&cf.NoHealthCheck,
		"no-healthcheck", false,
		"Disable healthchecks on container",
	)
	createFlags.BoolVar(
		&cf.OOMKillDisable,
		"oom-kill-disable", false,
		"Disable OOM Killer",
	)

	oomScoreAdjFlagName := "oom-score-adj"
	createFlags.IntVar(
		&cf.OOMScoreAdj,
		oomScoreAdjFlagName, 0,
		"Tune the host's OOM preferences (-1000 to 1000)",
	)
	_ = cmd.RegisterFlagCompletionFunc(oomScoreAdjFlagName, completion.AutocompleteNone)

	overrideArchFlagName := "override-arch"
	createFlags.StringVar(
		&cf.OverrideArch,
		overrideArchFlagName, "",
		"use `ARCH` instead of the architecture of the machine for choosing images",
	)
	_ = cmd.RegisterFlagCompletionFunc(overrideArchFlagName, completion.AutocompleteNone)

	overrideOSFlagName := "override-os"
	createFlags.StringVar(
		&cf.OverrideOS,
		overrideOSFlagName, "",
		"use `OS` instead of the running OS for choosing images",
	)
	_ = cmd.RegisterFlagCompletionFunc(overrideOSFlagName, completion.AutocompleteNone)

	overrideVariantFlagName := "override-variant"
	createFlags.StringVar(
		&cf.OverrideVariant,
		overrideVariantFlagName, "",
		"Use _VARIANT_ instead of the running architecture variant for choosing images",
	)
	_ = cmd.RegisterFlagCompletionFunc(overrideVariantFlagName, completion.AutocompleteNone)

	pidFlagName := "pid"
	createFlags.String(
		pidFlagName, "",
		"PID namespace to use",
	)
	_ = cmd.RegisterFlagCompletionFunc(pidFlagName, AutocompleteNamespace)

	pidsLimitFlagName := "pids-limit"
	createFlags.Int64(
		pidsLimitFlagName, pidsLimit(),
		"Tune container pids limit (set 0 for unlimited, -1 for server defaults)",
	)
	_ = cmd.RegisterFlagCompletionFunc(pidsLimitFlagName, completion.AutocompleteNone)

	platformFlagName := "platform"
	createFlags.StringVar(
		&cf.Platform,
		platformFlagName, "",
		"Specify the platform for selecting the image.  (Conflicts with override-arch and override-os)",
	)
	_ = cmd.RegisterFlagCompletionFunc(platformFlagName, completion.AutocompleteNone)

	podFlagName := "pod"
	createFlags.StringVar(
		&cf.Pod,
		podFlagName, "",
		"Run container in an existing pod",
	)
	_ = cmd.RegisterFlagCompletionFunc(podFlagName, AutocompletePods)

	podIDFileFlagName := "pod-id-file"
	createFlags.StringVar(
		&cf.PodIDFile,
		podIDFileFlagName, "",
		"Read the pod ID from the file",
	)
	_ = cmd.RegisterFlagCompletionFunc(podIDFileFlagName, completion.AutocompleteDefault)

	createFlags.BoolVar(
		&cf.Privileged,
		"privileged", false,
		"Give extended privileges to container",
	)
	createFlags.BoolVarP(
		&cf.PublishAll,
		"publish-all", "P", false,
		"Publish all exposed ports to random ports on the host interface",
	)

	pullFlagName := "pull"
	createFlags.StringVar(
		&cf.Pull,
		pullFlagName, policy(),
		`Pull image before creating ("always"|"missing"|"never")`,
	)
	_ = cmd.RegisterFlagCompletionFunc(pullFlagName, AutocompletePullOption)

	createFlags.BoolVarP(
		&cf.Quiet,
		"quiet", "q", false,
		"Suppress output information when pulling images",
	)
	createFlags.BoolVar(
		&cf.ReadOnly,
		"read-only", false,
		"Make containers root filesystem read-only",
	)
	createFlags.BoolVar(
		&cf.ReadOnlyTmpFS,
		"read-only-tmpfs", true,
		"When running containers in read-only mode mount a read-write tmpfs on /run, /tmp and /var/tmp",
	)
	createFlags.BoolVar(
		&cf.Replace,
		"replace", false,
		`If a container with the same name exists, replace it`,
	)

	restartFlagName := "restart"
	createFlags.StringVar(
		&cf.Restart,
		restartFlagName, "",
		`Restart policy to apply when a container exits ("always"|"no"|"on-failure"|"unless-stopped")`,
	)
	_ = cmd.RegisterFlagCompletionFunc(restartFlagName, AutocompleteRestartOption)

	createFlags.BoolVar(
		&cf.Rm,
		"rm", false,
		"Remove container (and pod if created) after exit",
	)
	createFlags.BoolVar(
		&cf.RootFS,
		"rootfs", false,
		"The first argument is not an image but the rootfs to the exploded container",
	)

	sdnotifyFlagName := "sdnotify"
	createFlags.StringVar(
		&cf.SdNotifyMode,
		sdnotifyFlagName, define.SdNotifyModeContainer,
		`control sd-notify behavior ("container"|"conmon"|"ignore")`,
	)
	_ = cmd.RegisterFlagCompletionFunc(sdnotifyFlagName, AutocompleteSDNotify)

	securityOptFlagName := "security-opt"
	createFlags.StringArrayVar(
		&cf.SecurityOpt,
		securityOptFlagName, []string{},
		"Security Options",
	)
	_ = cmd.RegisterFlagCompletionFunc(securityOptFlagName, AutocompleteSecurityOption)

	shmSizeFlagName := "shm-size"
	createFlags.String(
		shmSizeFlagName, shmSize(),
		"Size of /dev/shm "+sizeWithUnitFormat,
	)
	_ = cmd.RegisterFlagCompletionFunc(shmSizeFlagName, completion.AutocompleteNone)

	stopSignalFlagName := "stop-signal"
	createFlags.StringVar(
		&cf.SignaturePolicy,
		"signature-policy", "",
		"`Pathname` of signature policy file (not usually used)",
	)
	createFlags.StringVar(
		&cf.StopSignal,
		stopSignalFlagName, "",
		"Signal to stop a container. Default is SIGTERM",
	)
	_ = cmd.RegisterFlagCompletionFunc(stopSignalFlagName, AutocompleteStopSignal)

	stopTimeoutFlagName := "stop-timeout"
	createFlags.UintVar(
		&cf.StopTimeout,
		stopTimeoutFlagName, containerConfig.Engine.StopTimeout,
		"Timeout (in seconds) to stop a container. Default is 10",
	)
	_ = cmd.RegisterFlagCompletionFunc(stopTimeoutFlagName, completion.AutocompleteNone)

	storageOptFlagName := "storage-opt"
	createFlags.StringSliceVar(
		&cf.StorageOpt,
		storageOptFlagName, []string{},
		"Storage driver options per container",
	)
	//FIXME: What should we suggest here? The flag is not in the man page.
	_ = cmd.RegisterFlagCompletionFunc(storageOptFlagName, completion.AutocompleteNone)

	subgidnameFlagName := "subgidname"
	createFlags.StringVar(
		&cf.SubUIDName,
		subgidnameFlagName, "",
		"Name of range listed in /etc/subgid for use in user namespace",
	)
	_ = cmd.RegisterFlagCompletionFunc(subgidnameFlagName, completion.AutocompleteSubgidName)

	subuidnameFlagName := "subuidname"
	createFlags.StringVar(
		&cf.SubGIDName,
		subuidnameFlagName, "",
		"Name of range listed in /etc/subuid for use in user namespace",
	)
	_ = cmd.RegisterFlagCompletionFunc(subuidnameFlagName, completion.AutocompleteSubuidName)

	sysctlFlagName := "sysctl"
	createFlags.StringSliceVar(
		&cf.Sysctl,
		sysctlFlagName, []string{},
		"Sysctl options",
	)
	//TODO: Add function for sysctl completion.
	_ = cmd.RegisterFlagCompletionFunc(sysctlFlagName, completion.AutocompleteNone)

	systemdFlagName := "systemd"
	createFlags.StringVar(
		&cf.Systemd,
		systemdFlagName, "true",
		`Run container in systemd mode ("true"|"false"|"always")`,
	)
	_ = cmd.RegisterFlagCompletionFunc(systemdFlagName, AutocompleteSystemdFlag)

	tmpfsFlagName := "tmpfs"
	createFlags.StringArrayVar(
		&cf.TmpFS,
		tmpfsFlagName, []string{},
		"Mount a temporary filesystem (`tmpfs`) into a container",
	)
	_ = cmd.RegisterFlagCompletionFunc(tmpfsFlagName, completion.AutocompleteDefault)

	createFlags.BoolVarP(
		&cf.TTY,
		"tty", "t", false,
		"Allocate a pseudo-TTY for container",
	)

	timezoneFlagName := "tz"
	createFlags.StringVar(
		&cf.Timezone,
		timezoneFlagName, containerConfig.TZ(),
		"Set timezone in container",
	)
	_ = cmd.RegisterFlagCompletionFunc(timezoneFlagName, completion.AutocompleteNone) //TODO: add timezone completion

	umaskFlagName := "umask"
	createFlags.StringVar(
		&cf.Umask,
		umaskFlagName, containerConfig.Umask(),
		"Set umask in container",
	)
	_ = cmd.RegisterFlagCompletionFunc(umaskFlagName, completion.AutocompleteNone)

	uidmapFlagName := "uidmap"
	createFlags.StringSliceVar(
		&cf.UIDMap,
		uidmapFlagName, []string{},
		"UID map to use for the user namespace",
	)
	_ = cmd.RegisterFlagCompletionFunc(uidmapFlagName, completion.AutocompleteNone)

	ulimitFlagName := "ulimit"
	createFlags.StringSliceVar(
		&cf.Ulimit,
		ulimitFlagName, ulimits(),
		"Ulimit options",
	)
	_ = cmd.RegisterFlagCompletionFunc(ulimitFlagName, completion.AutocompleteNone)

	userFlagName := "user"
	createFlags.StringVarP(
		&cf.User,
		userFlagName, "u", "",
		"Username or UID (format: <name|uid>[:<group|gid>])",
	)
	_ = cmd.RegisterFlagCompletionFunc(userFlagName, AutocompleteUserFlag)

	usernsFlagName := "userns"
	createFlags.String(
		usernsFlagName, os.Getenv("PODMAN_USERNS"),
		"User namespace to use",
	)
	_ = cmd.RegisterFlagCompletionFunc(usernsFlagName, AutocompleteUserNamespace)

	utsFlagName := "uts"
	createFlags.String(
		utsFlagName, "",
		"UTS namespace to use",
	)
	_ = cmd.RegisterFlagCompletionFunc(utsFlagName, AutocompleteNamespace)

	mountFlagName := "mount"
	createFlags.StringArrayVar(
		&cf.Mount,
		mountFlagName, []string{},
		"Attach a filesystem mount to the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(mountFlagName, AutocompleteMountFlag)

	volumeFlagName := "volume"
	createFlags.StringArrayVarP(
		&cf.Volume,
		volumeFlagName, "v", volumes(),
		"Bind mount a volume into the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(volumeFlagName, AutocompleteVolumeFlag)

	volumesFromFlagName := "volumes-from"
	createFlags.StringArrayVar(
		&cf.VolumesFrom,
		volumesFromFlagName, []string{},
		"Mount volumes from the specified container(s)",
	)
	_ = cmd.RegisterFlagCompletionFunc(volumesFromFlagName, AutocompleteContainers)

	workdirFlagName := "workdir"
	createFlags.StringVarP(
		&cf.Workdir,
		workdirFlagName, "w", "",
		"Working directory inside the container",
	)
	_ = cmd.RegisterFlagCompletionFunc(workdirFlagName, completion.AutocompleteDefault)

	seccompPolicyFlagName := "seccomp-policy"
	createFlags.StringVar(
		&cf.SeccompPolicy,
		seccompPolicyFlagName, "default",
		"Policy for selecting a seccomp profile (experimental)",
	)
	_ = cmd.RegisterFlagCompletionFunc(seccompPolicyFlagName, completion.AutocompleteDefault)

	cgroupConfFlagName := "cgroup-conf"
	createFlags.StringSliceVar(
		&cf.CgroupConf,
		cgroupConfFlagName, []string{},
		"Configure cgroup v2 (key=value)",
	)
	_ = cmd.RegisterFlagCompletionFunc(cgroupConfFlagName, completion.AutocompleteNone)

}