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authorBrent Baude <bbaude@redhat.com>2020-04-16 12:25:26 -0500
committerBrent Baude <bbaude@redhat.com>2020-04-16 15:53:58 -0500
commit241326a9a8c20ad7f2bcf651416b836e7778e090 (patch)
tree4001e8e47a022bb1b9bfbf2332c42e1aeb802f9e /cmd/podman/runlabel.go
parent88c6fd06cd54fb9a8826306dfdf1a77e400de5de (diff)
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Podman V2 birth
remote podman v1 and replace with podman v2. Signed-off-by: Brent Baude <bbaude@redhat.com>
Diffstat (limited to 'cmd/podman/runlabel.go')
-rw-r--r--cmd/podman/runlabel.go224
1 files changed, 0 insertions, 224 deletions
diff --git a/cmd/podman/runlabel.go b/cmd/podman/runlabel.go
deleted file mode 100644
index 193cc5aec..000000000
--- a/cmd/podman/runlabel.go
+++ /dev/null
@@ -1,224 +0,0 @@
-package main
-
-import (
- "fmt"
- "io"
- "os"
- "strings"
-
- buildahcli "github.com/containers/buildah/pkg/cli"
- "github.com/containers/image/v5/types"
- "github.com/containers/libpod/cmd/podman/cliconfig"
- "github.com/containers/libpod/cmd/podman/libpodruntime"
- "github.com/containers/libpod/cmd/podman/shared"
- "github.com/containers/libpod/libpod/define"
- "github.com/containers/libpod/libpod/image"
- "github.com/containers/libpod/utils"
- "github.com/pkg/errors"
- "github.com/sirupsen/logrus"
- "github.com/spf13/cobra"
- "github.com/spf13/pflag"
-)
-
-var (
- runlabelCommand cliconfig.RunlabelValues
- runlabelDescription = `
-Executes a command as described by a container image label.
-`
- _runlabelCommand = &cobra.Command{
- Use: "runlabel [flags] LABEL IMAGE [ARG...]",
- Short: "Execute the command described by an image label",
- Long: runlabelDescription,
- RunE: func(cmd *cobra.Command, args []string) error {
- runlabelCommand.InputArgs = args
- runlabelCommand.GlobalFlags = MainGlobalOpts
- runlabelCommand.Remote = remoteclient
- return runlabelCmd(&runlabelCommand)
- },
- Example: `podman container runlabel run imageID
- podman container runlabel --pull install imageID arg1 arg2
- podman container runlabel --display run myImage`,
- }
-)
-
-func init() {
- runlabelCommand.Command = _runlabelCommand
- runlabelCommand.SetHelpTemplate(HelpTemplate())
- runlabelCommand.SetUsageTemplate(UsageTemplate())
- flags := runlabelCommand.Flags()
- flags.StringVar(&runlabelCommand.Creds, "creds", "", "`Credentials` (USERNAME:PASSWORD) to use for authenticating to a registry")
- flags.BoolVar(&runlabelCommand.Display, "display", false, "Preview the command that the label would run")
- flags.BoolVar(&runlabelCommand.Replace, "replace", false, "Replace existing container with a new one from the image")
- flags.StringVarP(&runlabelCommand.Name, "name", "n", "", "Assign a name to the container")
-
- flags.StringVar(&runlabelCommand.Opt1, "opt1", "", "Optional parameter to pass for install")
- flags.StringVar(&runlabelCommand.Opt2, "opt2", "", "Optional parameter to pass for install")
- flags.StringVar(&runlabelCommand.Opt3, "opt3", "", "Optional parameter to pass for install")
- markFlagHidden(flags, "opt1")
- markFlagHidden(flags, "opt2")
- markFlagHidden(flags, "opt3")
- flags.BoolP("pull", "p", false, "Pull the image if it does not exist locally prior to executing the label contents")
- flags.BoolVarP(&runlabelCommand.Quiet, "quiet", "q", false, "Suppress output information when installing images")
- // Disabled flags for the remote client
- if !remote {
- flags.StringVar(&runlabelCommand.Authfile, "authfile", buildahcli.GetDefaultAuthFile(), "Path of the authentication file. Use REGISTRY_AUTH_FILE environment variable to override")
- flags.StringVar(&runlabelCommand.CertDir, "cert-dir", "", "`Pathname` of a directory containing TLS certificates and keys")
- flags.StringVar(&runlabelCommand.SignaturePolicy, "signature-policy", "", "`Pathname` of signature policy file (not usually used)")
- flags.BoolVar(&runlabelCommand.TlsVerify, "tls-verify", true, "Require HTTPS and verify certificates when contacting registries")
-
- if err := flags.MarkDeprecated("pull", "podman will pull if not found in local storage"); err != nil {
- logrus.Error("unable to mark pull flag deprecated")
- }
- markFlagHidden(flags, "signature-policy")
- }
-}
-
-// installCmd gets the data from the command line and calls installImage
-// to copy an image from a registry to a local machine
-func runlabelCmd(c *cliconfig.RunlabelValues) error {
- var (
- imageName string
- stdErr, stdOut io.Writer
- stdIn io.Reader
- extraArgs []string
- )
-
- // Evil images could trick into recursively executing the runlabel
- // command. Avoid this by setting the "PODMAN_RUNLABEL_NESTED" env
- // variable when executing a label first.
- nested := os.Getenv("PODMAN_RUNLABEL_NESTED")
- if nested == "1" {
- return fmt.Errorf("nested runlabel calls: runlabels cannot execute the runlabel command")
- }
-
- opts := make(map[string]string)
- runtime, err := libpodruntime.GetRuntime(getContext(), &c.PodmanCommand)
- if err != nil {
- return errors.Wrapf(err, "could not get runtime")
- }
- defer runtime.DeferredShutdown(false)
-
- if c.Authfile != "" {
- if _, err := os.Stat(c.Authfile); err != nil {
- return errors.Wrapf(err, "error getting authfile %s", c.Authfile)
- }
- }
-
- args := c.InputArgs
- if len(args) < 2 {
- return errors.Errorf("the runlabel command requires at least 2 arguments: LABEL IMAGE")
- }
- if c.Display && c.Quiet {
- return errors.Errorf("the display and quiet flags cannot be used together.")
- }
-
- if len(args) > 2 {
- extraArgs = args[2:]
- }
- label := args[0]
-
- runlabelImage := args[1]
-
- if c.Flag("opt1").Changed {
- opts["opt1"] = c.Opt1
- }
-
- if c.Flag("opt2").Changed {
- opts["opt2"] = c.Opt2
- }
- if c.Flag("opt3").Changed {
- opts["opt3"] = c.Opt3
- }
-
- ctx := getContext()
-
- stdErr = os.Stderr
- stdOut = os.Stdout
- stdIn = os.Stdin
-
- if c.Quiet {
- stdErr = nil
- stdOut = nil
- stdIn = nil
- }
-
- dockerRegistryOptions := image.DockerRegistryOptions{
- DockerCertPath: c.CertDir,
- }
- if c.Flag("tls-verify").Changed {
- dockerRegistryOptions.DockerInsecureSkipTLSVerify = types.NewOptionalBool(!c.TlsVerify)
- }
-
- runLabel, imageName, err := shared.GetRunlabel(label, runlabelImage, ctx, runtime, true, c.Creds, dockerRegistryOptions, c.Authfile, c.SignaturePolicy, stdOut)
- if err != nil {
- return err
- }
- if runLabel == "" {
- return errors.Errorf("%s does not have a label of %s", runlabelImage, label)
- }
-
- globalOpts := GetGlobalOpts(c)
- cmd, env, err := shared.GenerateRunlabelCommand(runLabel, imageName, c.Name, opts, extraArgs, globalOpts)
- if err != nil {
- return err
- }
- if !c.Quiet {
- fmt.Printf("command: %s\n", strings.Join(append([]string{os.Args[0]}, cmd[1:]...), " "))
- if c.Display {
- return nil
- }
- }
-
- // If container already exists && --replace given -- Nuke it
- if c.Replace {
- for i, entry := range cmd {
- if entry == "--name" {
- name := cmd[i+1]
- ctr, err := runtime.LookupContainer(name)
- if err != nil {
- if errors.Cause(err) != define.ErrNoSuchCtr {
- logrus.Debugf("Error occurred searching for container %s: %s", name, err.Error())
- return err
- }
- } else {
- logrus.Debugf("Runlabel --replace option given. Container %s will be deleted. The new container will be named %s", ctr.ID(), name)
- if err := runtime.RemoveContainer(ctx, ctr, true, false); err != nil {
- return err
- }
- }
- break
- }
- }
- }
-
- return utils.ExecCmdWithStdStreams(stdIn, stdOut, stdErr, env, cmd[0], cmd[1:]...)
-}
-
-// GetGlobalOpts checks all global flags and generates the command string
-func GetGlobalOpts(c *cliconfig.RunlabelValues) string {
- globalFlags := map[string]bool{
- "cgroup-manager": true, "cni-config-dir": true, "conmon": true, "default-mounts-file": true,
- "hooks-dir": true, "namespace": true, "root": true, "runroot": true,
- "runtime": true, "storage-driver": true, "storage-opt": true, "syslog": true,
- "trace": true, "network-cmd-path": true, "config": true, "cpu-profile": true,
- "log-level": true, "tmpdir": true}
- const stringSliceType string = "stringSlice"
-
- var optsCommand []string
- c.PodmanCommand.Command.Flags().VisitAll(func(f *pflag.Flag) {
- if !f.Changed {
- return
- }
- if _, exist := globalFlags[f.Name]; exist {
- if f.Value.Type() == stringSliceType {
- flagValue := strings.TrimSuffix(strings.TrimPrefix(f.Value.String(), "["), "]")
- for _, value := range strings.Split(flagValue, ",") {
- optsCommand = append(optsCommand, fmt.Sprintf("--%s %s", f.Name, value))
- }
- } else {
- optsCommand = append(optsCommand, fmt.Sprintf("--%s %s", f.Name, f.Value.String()))
- }
- }
- })
- return strings.Join(optsCommand, " ")
-}