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V2 enable ps tests

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* Combine cobra.Command helper functions into validate package
  from registry and common packages
* Introduce ChoiceValue for flags

Signed-off-by: Jhon Honce <jhonce@redhat.com>
This commit is contained in:
Jhon Honce
2020-04-29 15:44:44 -07:00
parent 99f8cfc2dc
commit 22d5b2e305
33 changed files with 156 additions and 89 deletions
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6
cmd/podman/common/ports.go
View File

@ -9,10 +9,10 @@ func verifyExpose(expose []string) error {
// add the expose ports from the user (--expose)
// can be single or a range
for _, expose := range expose {
//support two formats for expose, original format <portnum>/[<proto>] or <startport-endport>/[<proto>]
// support two formats for expose, original format <portnum>/[<proto>] or <startport-endport>/[<proto>]
_, port := nat.SplitProtoPort(expose)
//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
// 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
_, _, err := nat.ParsePortRange(port)
if err != nil {
return errors.Wrapf(err, "invalid range format for --expose: %s", expose)

20
cmd/podman/common/specgen.go
View File

@ -192,7 +192,7 @@ func getMemoryLimits(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []strin
func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string) error {
var (
err error
//namespaces map[string]string
// namespaces map[string]string
)
// validate flags as needed
@ -485,7 +485,7 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
// TODO
// ouitside of specgen and oci though
// defaults to true, check spec/storage
//s.readon = c.ReadOnlyTmpFS
// s.readon = c.ReadOnlyTmpFS
// TODO convert to map?
// check if key=value and convert
sysmap := make(map[string]string)
@ -528,7 +528,7 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
// Only add read-only tmpfs mounts in case that we are read-only and the
// read-only tmpfs flag has been set.
mounts, volumes, err := parseVolumes(c.Volume, c.Mount, c.TmpFS, (c.ReadOnlyTmpFS && c.ReadOnly))
mounts, volumes, err := parseVolumes(c.Volume, c.Mount, c.TmpFS, c.ReadOnlyTmpFS && c.ReadOnly)
if err != nil {
return err
}
@ -536,12 +536,12 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
s.Volumes = volumes
// TODO any idea why this was done
//devices := rtc.Containers.Devices
// devices := rtc.Containers.Devices
// TODO conflict on populate?
//
//if c.Changed("device") {
// if c.Changed("device") {
// devices = append(devices, c.StringSlice("device")...)
//}
// }
for _, dev := range c.Devices {
s.Devices = append(s.Devices, specs.LinuxDevice{Path: dev})
@ -553,7 +553,7 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
// initpath
s.Stdin = c.Interactive
// quiet
//DeviceCgroupRules: c.StringSlice("device-cgroup-rule"),
// DeviceCgroupRules: c.StringSlice("device-cgroup-rule"),
// Rlimits/Ulimits
for _, u := range c.Ulimit {
@ -573,10 +573,10 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
s.Rlimits = append(s.Rlimits, rl)
}
//Tmpfs: c.StringArray("tmpfs"),
// Tmpfs: c.StringArray("tmpfs"),
// TODO how to handle this?
//Syslog: c.Bool("syslog"),
// Syslog: c.Bool("syslog"),
logOpts := make(map[string]string)
for _, o := range c.LogOptions {
@ -602,7 +602,7 @@ func FillOutSpecGen(s *specgen.SpecGenerator, c *ContainerCLIOpts, args []string
s.StopTimeout = &c.StopTimeout
// TODO where should we do this?
//func verifyContainerResources(config *cc.CreateConfig, update bool) ([]string, error) {
// func verifyContainerResources(config *cc.CreateConfig, update bool) ([]string, error) {
return nil
}

11
cmd/podman/common/util.go
View File

@ -1,11 +1,8 @@
package common
import (
"fmt"
"strconv"
"github.com/spf13/cobra"
"github.com/cri-o/ocicni/pkg/ocicni"
"github.com/docker/go-connections/nat"
"github.com/pkg/errors"
@ -44,11 +41,3 @@ func createPortBindings(ports []string) ([]ocicni.PortMapping, error) {
}
return portBindings, nil
}
// NoArgs returns an error if any args are included.
func NoArgs(cmd *cobra.Command, args []string) error {
if len(args) > 0 {
return fmt.Errorf("`%s` takes no arguments", cmd.CommandPath())
}
return nil
}

3
cmd/podman/containers/container.go
View File

@ -2,6 +2,7 @@ package containers
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/util"
"github.com/spf13/cobra"
@ -17,7 +18,7 @@ var (
Short: "Manage containers",
Long: "Manage containers",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
containerConfig = util.DefaultContainerConfig()

2
cmd/podman/containers/create.go
View File

@ -59,7 +59,7 @@ func init() {
Mode: []entities.EngineMode{entities.ABIMode, entities.TunnelMode},
Command: createCommand,
})
//common.GetCreateFlags(createCommand)
// common.GetCreateFlags(createCommand)
flags := createCommand.Flags()
createFlags(flags)

3
cmd/podman/containers/diff.go
View File

@ -3,6 +3,7 @@ package containers
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/report"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/pkg/errors"
"github.com/spf13/cobra"
@ -12,7 +13,7 @@ var (
// podman container _diff_
diffCmd = &cobra.Command{
Use: "diff [flags] CONTAINER",
Args: registry.IdOrLatestArgs,
Args: validate.IdOrLatestArgs,
Short: "Inspect changes on container's file systems",
Long: `Displays changes on a container filesystem. The container will be compared to its parent layer.`,
RunE: diff,

4
cmd/podman/containers/list.go
View File

@ -1,8 +1,8 @@
package containers
import (
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -12,7 +12,7 @@ var (
listCmd = &cobra.Command{
Use: "list",
Aliases: []string{"ls"},
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "List containers",
Long: "Prints out information about the containers",
RunE: ps,

15
cmd/podman/containers/ps.go
View File

@ -12,8 +12,8 @@ import (
tm "github.com/buger/goterm"
"github.com/containers/buildah/pkg/formats"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/cri-o/ocicni/pkg/ocicni"
"github.com/docker/go-units"
@ -26,7 +26,7 @@ var (
psDescription = "Prints out information about the containers"
psCommand = &cobra.Command{
Use: "ps",
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "List containers",
Long: psDescription,
RunE: ps,
@ -41,7 +41,7 @@ var (
}
filters []string
noTrunc bool
defaultHeaders string = "CONTAINER ID\tIMAGE\tCOMMAND\tCREATED\tSTATUS\tPORTS\tNAMES"
defaultHeaders = "CONTAINER ID\tIMAGE\tCOMMAND\tCREATED\tSTATUS\tPORTS\tNAMES"
)
func init() {
@ -64,9 +64,12 @@ func listFlagSet(flags *pflag.FlagSet) {
flags.BoolVarP(&listOpts.Pod, "pod", "p", false, "Print the ID and name of the pod the containers are associated with")
flags.BoolVarP(&listOpts.Quiet, "quiet", "q", false, "Print the numeric IDs of the containers only")
flags.BoolVarP(&listOpts.Size, "size", "s", false, "Display the total file sizes")
flags.StringVar(&listOpts.Sort, "sort", "created", "Sort output by command, created, id, image, names, runningfor, size, or status")
flags.BoolVar(&listOpts.Sync, "sync", false, "Sync container state with OCI runtime")
flags.UintVarP(&listOpts.Watch, "watch", "w", 0, "Watch the ps output on an interval in seconds")
created := validate.ChoiceValue(&listOpts.Sort, "command", "created", "id", "image", "names", "runningfor", "size", "status")
flags.Var(created, "sort", "Sort output by: "+created.Choices())
if registry.IsRemote() {
_ = flags.MarkHidden("latest")
}
@ -175,7 +178,7 @@ func ps(cmd *cobra.Command, args []string) error {
headers, format := createPsOut()
if cmd.Flag("format").Changed {
format = listOpts.Format
format = strings.TrimPrefix(listOpts.Format, "table ")
if !strings.HasPrefix(format, "\n") {
format += "\n"
}
@ -352,7 +355,7 @@ func portsToString(ports []ocicni.PortMapping) string {
if len(ports) == 0 {
return ""
}
//Sort the ports, so grouping continuous ports become easy.
// Sort the ports, so grouping continuous ports become easy.
sort.Slice(ports, func(i, j int) bool {
return comparePorts(ports[i], ports[j])
})

3
cmd/podman/containers/wait.go
View File

@ -7,6 +7,7 @@ import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/utils"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/libpod/define"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/pkg/errors"
@ -22,7 +23,7 @@ var (
Short: "Block on one or more containers",
Long: waitDescription,
RunE: wait,
Args: registry.IdOrLatestArgs,
Args: validate.IdOrLatestArgs,
Example: `podman wait --latest
podman wait --interval 5000 ctrID
podman wait ctrID1 ctrID2`,

3
cmd/podman/diff.go
View File

@ -6,6 +6,7 @@ import (
"github.com/containers/libpod/cmd/podman/containers"
"github.com/containers/libpod/cmd/podman/images"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -17,7 +18,7 @@ var (
diffDescription = `Displays changes on a container or image's filesystem. The container or image will be compared to its parent layer.`
diffCmd = &cobra.Command{
Use: "diff [flags] {CONTAINER_ID | IMAGE_ID}",
Args: registry.IdOrLatestArgs,
Args: validate.IdOrLatestArgs,
Short: "Display the changes of object's file system",
Long: diffDescription,
TraverseChildren: true,

3
cmd/podman/generate/generate.go
View File

@ -2,6 +2,7 @@ package pods
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/util"
"github.com/spf13/cobra"
@ -14,7 +15,7 @@ var (
Short: "Generate structured data based on containers and pods.",
Long: "Generate structured data (e.g., Kubernetes yaml or systemd units) based on containers and pods.",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
containerConfig = util.DefaultContainerConfig()
)

3
cmd/podman/healthcheck/healthcheck.go
View File

@ -2,6 +2,7 @@ package healthcheck
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -13,7 +14,7 @@ var (
Short: "Manage Healthcheck",
Long: "Manage Healthcheck",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
)

3
cmd/podman/images/image.go
View File

@ -2,6 +2,7 @@ package images
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -16,7 +17,7 @@ var (
Short: "Manage images",
Long: "Manage images",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
)

4
cmd/podman/images/prune.go
View File

@ -6,8 +6,8 @@ import (
"os"
"strings"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/pkg/errors"
"github.com/spf13/cobra"
@ -19,7 +19,7 @@ var (
If an image is not being used by a container, it will be removed from the system.`
pruneCmd = &cobra.Command{
Use: "prune",
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "Remove unused images",
Long: pruneDescription,
RunE: prune,

3
cmd/podman/manifest/manifest.go
View File

@ -2,6 +2,7 @@ package manifest
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -13,7 +14,7 @@ var (
Short: "Manipulate manifest lists and image indexes",
Long: manifestDescription,
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
Example: `podman manifest create localhost/list
podman manifest inspect localhost/list`,
}

5
cmd/podman/networks/network.go
View File

@ -2,6 +2,7 @@ package images
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -13,13 +14,13 @@ var (
Short: "Manage networks",
Long: "Manage networks",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
)
// TODO add the following to main.go to get networks back onto the
// command list.
//_ "github.com/containers/libpod/cmd/podman/networks"
// _ "github.com/containers/libpod/cmd/podman/networks"
func init() {
registry.Commands = append(registry.Commands, registry.CliCommand{
Mode: []entities.EngineMode{entities.ABIMode},

4
cmd/podman/parse/net.go
View File

@ -1,4 +1,4 @@
//nolint
// nolint
// most of these validate and parse functions have been taken from projectatomic/docker
// and modified for cri-o
package parse
@ -46,7 +46,7 @@ var (
// validateExtraHost validates that the specified string is a valid extrahost and returns it.
// ExtraHost is in the form of name:ip where the ip has to be a valid ip (ipv4 or ipv6).
// for add-host flag
func ValidateExtraHost(val string) (string, error) { //nolint
func ValidateExtraHost(val string) (string, error) { // nolint
// allow for IPv6 addresses in extra hosts by only splitting on first ":"
arr := strings.SplitN(val, ":", 2)
if len(arr) != 2 || len(arr[0]) == 0 {

4
cmd/podman/parse/net_test.go
View File

@ -1,4 +1,4 @@
//nolint
// nolint
// most of these validate and parse functions have been taken from projectatomic/docker
// and modified for cri-o
package parse
@ -41,7 +41,7 @@ func TestValidateExtraHost(t *testing.T) {
want string
wantErr bool
}{
//2001:0db8:85a3:0000:0000:8a2e:0370:7334
// 2001:0db8:85a3:0000:0000:8a2e:0370:7334
{name: "good-ipv4", args: args{val: "foobar:192.168.1.1"}, want: "foobar:192.168.1.1", wantErr: false},
{name: "bad-ipv4", args: args{val: "foobar:999.999.999.99"}, want: "", wantErr: true},
{name: "bad-ipv4", args: args{val: "foobar:999.999.999"}, want: "", wantErr: true},

5
cmd/podman/pods/create.go
View File

@ -9,6 +9,7 @@ import (
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/parse"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/errorhandling"
"github.com/containers/libpod/pkg/specgen"
@ -24,7 +25,7 @@ var (
createCommand = &cobra.Command{
Use: "create",
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "Create a new empty pod",
Long: podCreateDescription,
RunE: create,
@ -116,7 +117,7 @@ func create(cmd *cobra.Command, args []string) error {
case "slip4netns":
n.NSMode = specgen.Slirp
default:
if strings.HasPrefix(netInput, "container:") { //nolint
if strings.HasPrefix(netInput, "container:") { // nolint
split := strings.Split(netInput, ":")
if len(split) != 2 {
return errors.Errorf("invalid network paramater: %q", netInput)

3
cmd/podman/pods/pod.go
View File

@ -2,6 +2,7 @@ package pods
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/util"
"github.com/spf13/cobra"
@ -17,7 +18,7 @@ var (
Short: "Manage pods",
Long: "Manage pods",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
containerConfig = util.DefaultContainerConfig()
)

6
cmd/podman/pods/ps.go
View File

@ -11,8 +11,8 @@ import (
"text/template"
"time"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/docker/go-units"
"github.com/pkg/errors"
@ -29,12 +29,12 @@ var (
Short: "list pods",
Long: psDescription,
RunE: pods,
Args: common.NoArgs,
Args: validate.NoArgs,
}
)
var (
defaultHeaders string = "POD ID\tNAME\tSTATUS\tCREATED"
defaultHeaders = "POD ID\tNAME\tSTATUS\tCREATED"
inputFilters []string
noTrunc bool
psInput entities.PodPSOptions

17
cmd/podman/registry/registry.go
View File

@ -2,11 +2,9 @@ package registry
import (
"context"
"fmt"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/domain/infra"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
@ -77,21 +75,6 @@ func NewContainerEngine(cmd *cobra.Command, args []string) (entities.ContainerEn
return containerEngine, nil
}
func SubCommandExists(cmd *cobra.Command, args []string) error {
if len(args) > 0 {
return errors.Errorf("unrecognized command `%[1]s %[2]s`\nTry '%[1]s --help' for more information.", cmd.CommandPath(), args[0])
}
return errors.Errorf("missing command '%[1]s COMMAND'\nTry '%[1]s --help' for more information.", cmd.CommandPath())
}
// IdOrLatestArgs used to validate a nameOrId was provided or the "--latest" flag
func IdOrLatestArgs(cmd *cobra.Command, args []string) error {
if len(args) > 1 || (len(args) == 0 && !cmd.Flag("latest").Changed) {
return fmt.Errorf("%s requires a name, id or the '--latest' flag", cmd.Name())
}
return nil
}
type PodmanOptionsKey struct{}
func Context() context.Context {

3
cmd/podman/root.go
View File

@ -9,6 +9,7 @@ import (
"strings"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/containers/libpod/pkg/rootless"
"github.com/containers/libpod/pkg/tracing"
@ -60,7 +61,7 @@ var (
SilenceErrors: true,
TraverseChildren: true,
PersistentPreRunE: persistentPreRunE,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
PersistentPostRunE: persistentPostRunE,
Version: version.Version,
}

4
cmd/podman/system/events.go
View File

@ -7,8 +7,8 @@ import (
"os"
"github.com/containers/buildah/pkg/formats"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/libpod/events"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/pkg/errors"
@ -19,7 +19,7 @@ var (
eventsDescription = "Monitor podman events"
eventsCommand = &cobra.Command{
Use: "events",
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "Show podman events",
Long: eventsDescription,
RunE: eventsCmd,

4
cmd/podman/system/info.go
View File

@ -5,8 +5,8 @@ import (
"os"
"text/template"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/ghodss/yaml"
"github.com/spf13/cobra"
@ -19,7 +19,7 @@ var (
`
infoCommand = &cobra.Command{
Use: "info",
Args: common.NoArgs,
Args: validate.NoArgs,
Long: infoDescription,
Short: "Display podman system information",
RunE: info,

3
cmd/podman/system/system.go
View File

@ -2,6 +2,7 @@ package system
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -16,7 +17,7 @@ var (
Short: "Manage podman",
Long: "Manage podman",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
)

10
cmd/podman/system/version.go
View File

@ -9,8 +9,8 @@ import (
"time"
"github.com/containers/buildah/pkg/formats"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/libpod/define"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/pkg/errors"
@ -20,7 +20,7 @@ import (
var (
versionCommand = &cobra.Command{
Use: "version",
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "Display the Podman Version Information",
RunE: version,
Annotations: map[string]string{
@ -56,14 +56,14 @@ func version(cmd *cobra.Command, args []string) error {
// TODO we need to discuss how to implement
// this more. current endpoints dont have a
// version endpoint. maybe we use info?
//if remote {
// if remote {
// v.Server, err = getRemoteVersion(c)
// if err != nil {
// return err
// }
//} else {
// } else {
v.Server = v.Client
//}
// }
versionOutputFormat := versionFormat
if versionOutputFormat != "" {

2
cmd/podman/utils/alias.go
View File

@ -2,7 +2,7 @@ package utils
import "github.com/spf13/pflag"
// AliasFlags is a function to handle backwards compatability with old flags
// AliasFlags is a function to handle backwards compatibility with old flags
func AliasFlags(f *pflag.FlagSet, name string) pflag.NormalizedName {
switch name {
case "healthcheck-command":

32
cmd/podman/validate/args.go Normal file
View File

@ -0,0 +1,32 @@
package validate
import (
"fmt"
"github.com/pkg/errors"
"github.com/spf13/cobra"
)
// NoArgs returns an error if any args are included.
func NoArgs(cmd *cobra.Command, args []string) error {
if len(args) > 0 {
return fmt.Errorf("`%s` takes no arguments", cmd.CommandPath())
}
return nil
}
// SubCommandExists returns an error if no sub command is provided
func SubCommandExists(cmd *cobra.Command, args []string) error {
if len(args) > 0 {
return errors.Errorf("unrecognized command `%[1]s %[2]s`\nTry '%[1]s --help' for more information.", cmd.CommandPath(), args[0])
}
return errors.Errorf("missing command '%[1]s COMMAND'\nTry '%[1]s --help' for more information.", cmd.CommandPath())
}
// IdOrLatestArgs used to validate a nameOrId was provided or the "--latest" flag
func IdOrLatestArgs(cmd *cobra.Command, args []string) error {
if len(args) > 1 || (len(args) == 0 && !cmd.Flag("latest").Changed) {
return fmt.Errorf("`%s` requires a name, id or the \"--latest\" flag", cmd.CommandPath())
}
return nil
}

46
cmd/podman/validate/choice.go Normal file
View File

@ -0,0 +1,46 @@
package validate
import (
"fmt"
"strings"
)
// Honors cobra.Value interface
type choiceValue struct {
value *string
choices []string
}
// ChoiceValue may be used in cobra FlagSet methods Var/VarP/VarPF() to select from a set of values
//
// Example:
// created := validate.ChoiceValue(&opts.Sort, "command", "created", "id", "image", "names", "runningfor", "size", "status")
// flags.Var(created, "sort", "Sort output by: "+created.Choices())
func ChoiceValue(p *string, choices ...string) *choiceValue {
return &choiceValue{
value: p,
choices: choices,
}
}
func (c *choiceValue) String() string {
return *c.value
}
func (c *choiceValue) Set(value string) error {
for _, v := range c.choices {
if v == value {
*c.value = value
return nil
}
}
return fmt.Errorf("%q is not a valid value. Choose from: %q", value, c.Choices())
}
func (c *choiceValue) Choices() string {
return strings.Join(c.choices, ", ")
}
func (c *choiceValue) Type() string {
return "choice"
}

4
cmd/podman/volumes/list.go
View File

@ -9,8 +9,8 @@ import (
"strings"
"text/tabwriter"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/pkg/errors"
"github.com/spf13/cobra"
@ -25,7 +25,7 @@ and the output format can be changed to JSON or a user specified Go template.`
lsCommand = &cobra.Command{
Use: "ls",
Aliases: []string{"list"},
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "List volumes",
Long: volumeLsDescription,
RunE: list,

4
cmd/podman/volumes/prune.go
View File

@ -7,9 +7,9 @@ import (
"os"
"strings"
"github.com/containers/libpod/cmd/podman/common"
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/utils"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/pkg/errors"
"github.com/spf13/cobra"
@ -22,7 +22,7 @@ var (
Note all data will be destroyed.`
pruneCommand = &cobra.Command{
Use: "prune",
Args: common.NoArgs,
Args: validate.NoArgs,
Short: "Remove all unused volumes",
Long: volumePruneDescription,
RunE: prune,

3
cmd/podman/volumes/volume.go
View File

@ -2,6 +2,7 @@ package volumes
import (
"github.com/containers/libpod/cmd/podman/registry"
"github.com/containers/libpod/cmd/podman/validate"
"github.com/containers/libpod/pkg/domain/entities"
"github.com/spf13/cobra"
)
@ -16,7 +17,7 @@ var (
Short: "Manage volumes",
Long: "Volumes are created in and can be shared between containers",
TraverseChildren: true,
RunE: registry.SubCommandExists,
RunE: validate.SubCommandExists,
}
)