package main import ( "os" "runtime" "github.com/opencontainers/runc/libcontainer" _ "github.com/opencontainers/runc/libcontainer/nsenter" "github.com/urfave/cli" ) func init() { if len(os.Args) > 1 && os.Args[1] == "init" { runtime.GOMAXPROCS(1) runtime.LockOSThread() } } var initCommand = cli.Command{ Name: "init", Usage: `initialize the namespaces and launch the process (do not call it outside of runc)`, Action: func(context *cli.Context) error { factory, _ := libcontainer.New("") if err := factory.StartInitialization(); err != nil { // as the error is sent back to the parent there is no need to log // or write it to stderr because the parent process will handle this os.Exit(1) } panic("libcontainer: container init failed to exec") }, }