Podman V2 birth

remote podman v1 and replace with podman v2.

Signed-off-by: Brent Baude <bbaude@redhat.com>

1 files changed, 29 insertions, 169 deletions

diff --git a/cmd/podman/main.go b/cmd/podman/main.go
index 4435b036e..5f7bfe3c9 100644
--- a/cmd/podman/main.go
+++ b/cmd/podman/main.go
@@ -1,190 +1,50 @@
 package main
 
 import (
-	"context"
-	"io"
 	"os"
-	"path"
 
-	"github.com/containers/common/pkg/config"
-	"github.com/containers/libpod/cmd/podman/cliconfig"
-	"github.com/containers/libpod/libpod"
-	"github.com/containers/libpod/libpod/define"
-	_ "github.com/containers/libpod/pkg/hooks/0.1.0"
-	"github.com/containers/libpod/pkg/rootless"
-	"github.com/containers/libpod/version"
+	_ "github.com/containers/libpod/cmd/podman/containers"
+	_ "github.com/containers/libpod/cmd/podman/healthcheck"
+	_ "github.com/containers/libpod/cmd/podman/images"
+	_ "github.com/containers/libpod/cmd/podman/networks"
+	_ "github.com/containers/libpod/cmd/podman/pods"
+	"github.com/containers/libpod/cmd/podman/registry"
+	_ "github.com/containers/libpod/cmd/podman/system"
+	_ "github.com/containers/libpod/cmd/podman/volumes"
 	"github.com/containers/storage/pkg/reexec"
-	"github.com/opentracing/opentracing-go"
-	"github.com/sirupsen/logrus"
-	"github.com/spf13/cobra"
 )
 
-// This is populated by the Makefile from the VERSION file
-// in the repository
-var (
-	exitCode = define.ExecErrorCodeGeneric
-	Ctx      context.Context
-	span     opentracing.Span // nolint:varcheck,deadcode,unused
-	closer   io.Closer        // nolint:varcheck,deadcode,unused
-)
-
-// Commands that the remote and local client have
-// implemented.
-var mainCommands = []*cobra.Command{
-	_attachCommand,
-	_buildCommand,
-	_commitCommand,
-	_diffCommand,
-	_createCommand,
-	_eventsCommand,
-	_execCommand,
-	_exportCommand,
-	_generateCommand,
-	_historyCommand,
-	&_imagesCommand,
-	_importCommand,
-	_infoCommand,
-	_initCommand,
-	&_inspectCommand,
-	_killCommand,
-	_loadCommand,
-	_logsCommand,
-	_pauseCommand,
-	podCommand.Command,
-	_portCommand,
-	&_psCommand,
-	_pullCommand,
-	_pushCommand,
-	_restartCommand,
-	_rmCommand,
-	&_rmiCommand,
-	_runCommand,
-	_saveCommand,
-	_stopCommand,
-	_tagCommand,
-	_topCommand,
-	_unpauseCommand,
-	_versionCommand,
-	_waitCommand,
-	imageCommand.Command,
-	_startCommand,
-	systemCommand.Command,
-	_untagCommand,
-}
-
-var rootCmd = &cobra.Command{
-	Use:                path.Base(os.Args[0]),
-	Long:               "manage pods and images",
-	RunE:               commandRunE(),
-	PersistentPreRunE:  before,
-	PersistentPostRunE: after,
-	SilenceUsage:       true,
-	SilenceErrors:      true,
-}
-
-var (
-	MainGlobalOpts         cliconfig.MainFlags
-	defaultContainerConfig = getDefaultContainerConfig()
-)
-
-func initCobra() {
-	cobra.OnInitialize(initConfig)
-	rootCmd.TraverseChildren = true
-	rootCmd.Version = version.Version
-	// Override default --help information of `--version` global flag
-	var dummyVersion bool
-	rootCmd.Flags().BoolVarP(&dummyVersion, "version", "v", false, "Version of podman")
-	rootCmd.AddCommand(mainCommands...)
-	rootCmd.AddCommand(getMainCommands()...)
-}
-
 func init() {
-	if err := libpod.SetXdgDirs(); err != nil {
-		logrus.Errorf(err.Error())
-		os.Exit(1)
-	}
-	initBuild()
-	initCobra()
-}
-
-func initConfig() {
-	//	we can do more stuff in here.
-}
-
-func before(cmd *cobra.Command, args []string) error {
-	//	Set log level; if not log-level is provided, default to error
-	logLevel := MainGlobalOpts.LogLevel
-	if logLevel == "" {
-		logLevel = "error"
-	}
-	level, err := logrus.ParseLevel(logLevel)
-	if err != nil {
-		return err
-	}
-	logrus.SetLevel(level)
-	if err := setSyslog(); err != nil {
-		return err
-	}
-
-	if err := setupRootless(cmd, args); err != nil {
-		return err
-	}
-
-	// check that global opts input is valid
-	if err := checkInput(); err != nil {
-		return err
-	}
-
-	if err := setRLimits(); err != nil {
-		return err
-	}
-	if rootless.IsRootless() {
-		logrus.Info("running as rootless")
-	}
-	setUMask()
-
-	return profileOn(cmd)
-}
-
-func after(cmd *cobra.Command, args []string) error {
-	return profileOff(cmd)
+	// This is the bootstrap configuration, if user gives
+	// CLI flags parts of this configuration may be overwritten
+	registry.PodmanOptions = registry.NewPodmanConfig()
 }
 
 func main() {
-	//debug := false
-	//cpuProfile := false
-
 	if reexec.Init() {
 		// We were invoked with a different argv[0] indicating that we
 		// had a specific job to do as a subprocess, and it's done.
 		return
 	}
-	// Hard code TMPDIR functions to use /var/tmp, if user did not override
-	if _, ok := os.LookupEnv("TMPDIR"); !ok {
-		os.Setenv("TMPDIR", "/var/tmp")
-	}
-	if err := rootCmd.Execute(); err != nil {
-		outputError(err)
-	} else if exitCode == define.ExecErrorCodeGeneric {
-		// The exitCode modified from define.ExecErrorCodeGeneric,
-		// indicates an application
-		// running inside of a container failed, as opposed to the
-		// podman command failed.  Must exit with that exit code
-		// otherwise command exited correctly.
-		exitCode = 0
-	}
 
-	// Check if /etc/containers/registries.conf exists when running in
-	// in a local environment.
-	CheckForRegistries()
-	os.Exit(exitCode)
-}
+	for _, c := range registry.Commands {
+		for _, m := range c.Mode {
+			if registry.PodmanOptions.EngineMode == m {
+				parent := rootCmd
+				if c.Parent != nil {
+					parent = c.Parent
+				}
+				parent.AddCommand(c.Command)
 
-func getDefaultContainerConfig() *config.Config {
-	defaultContainerConfig, err := config.Default()
-	if err != nil {
-		logrus.Error(err)
-		os.Exit(1)
+				// - templates need to be set here, as PersistentPreRunE() is
+				// not called when --help is used.
+				// - rootCmd uses cobra default template not ours
+				c.Command.SetHelpTemplate(helpTemplate)
+				c.Command.SetUsageTemplate(usageTemplate)
+			}
+		}
 	}
-	return defaultContainerConfig
+
+	Execute()
+	os.Exit(0)
 }