package main import ( "fmt" "os" _ "github.com/containers/podman/v2/cmd/podman/completion" _ "github.com/containers/podman/v2/cmd/podman/containers" _ "github.com/containers/podman/v2/cmd/podman/generate" _ "github.com/containers/podman/v2/cmd/podman/healthcheck" _ "github.com/containers/podman/v2/cmd/podman/images" _ "github.com/containers/podman/v2/cmd/podman/manifest" _ "github.com/containers/podman/v2/cmd/podman/networks" _ "github.com/containers/podman/v2/cmd/podman/play" _ "github.com/containers/podman/v2/cmd/podman/pods" "github.com/containers/podman/v2/cmd/podman/registry" _ "github.com/containers/podman/v2/cmd/podman/system" _ "github.com/containers/podman/v2/cmd/podman/system/connection" _ "github.com/containers/podman/v2/cmd/podman/volumes" "github.com/containers/podman/v2/pkg/rootless" "github.com/containers/podman/v2/pkg/terminal" "github.com/containers/storage/pkg/reexec" "github.com/sirupsen/logrus" "github.com/spf13/cobra" ) func main() { 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") } rootCmd = parseCommands() Execute() os.Exit(0) } func parseCommands() *cobra.Command { cfg := registry.PodmanConfig() for _, c := range registry.Commands { for _, m := range c.Mode { if cfg.EngineMode == m { // Command cannot be run rootless _, found := c.Command.Annotations[registry.UnshareNSRequired] if found { if rootless.IsRootless() && found && os.Getuid() != 0 { c.Command.RunE = func(cmd *cobra.Command, args []string) error { return fmt.Errorf("cannot run command %q in rootless mode, must execute `podman unshare` first", cmd.CommandPath()) } } } else { _, found = c.Command.Annotations[registry.ParentNSRequired] if rootless.IsRootless() && found { c.Command.RunE = func(cmd *cobra.Command, args []string) error { return fmt.Errorf("cannot run command %q in rootless mode", cmd.CommandPath()) } } } parent := rootCmd if c.Parent != nil { parent = c.Parent } parent.AddCommand(c.Command) // - 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) c.Command.DisableFlagsInUseLine = true } } } if err := terminal.SetConsole(); err != nil { logrus.Error(err) os.Exit(1) } return rootCmd }