Switch to new vendor directory layout

Fixes #113

Signed-off-by: Marcos Lilljedahl <marcosnils@gmail.com>

vendor/github.com/opencontainers/runc/start.go

@@ -0,0 +1,123 @@
+// +build linux
+
+package main
+
+import (
+	"os"
+	"runtime"
+
+	"github.com/codegangsta/cli"
+	"github.com/coreos/go-systemd/activation"
+	"github.com/opencontainers/runc/libcontainer"
+	"github.com/opencontainers/specs/specs-go"
+)
+
+// default action is to start a container
+var startCommand = cli.Command{
+	Name:  "start",
+	Usage: "create and run a container",
+	ArgsUsage: `<container-id>
+
+Where "<container-id>" is your name for the instance of the container that you
+are starting. The name you provide for the container instance must be unique on
+your host.`,
+	Description: `The start command creates an instance of a container for a bundle. The bundle
+is a directory with a specification file and a root filesystem.`,
+	Flags: []cli.Flag{
+		cli.StringFlag{
+			Name:  "bundle, b",
+			Value: "",
+			Usage: `path to the root of the bundle directory, defaults to the current directory`,
+		},
+		cli.StringFlag{
+			Name:  "console",
+			Value: "",
+			Usage: "specify the pty slave path for use with the container",
+		},
+		cli.BoolFlag{
+			Name:  "detach,d",
+			Usage: "detach from the container's process",
+		},
+		cli.StringFlag{
+			Name:  "pid-file",
+			Value: "",
+			Usage: "specify the file to write the process id to",
+		},
+	},
+	Action: func(context *cli.Context) {
+		bundle := context.String("bundle")
+		if bundle != "" {
+			if err := os.Chdir(bundle); err != nil {
+				fatal(err)
+			}
+		}
+		spec, err := loadSpec(specConfig)
+		if err != nil {
+			fatal(err)
+		}
+
+		notifySocket := os.Getenv("NOTIFY_SOCKET")
+		if notifySocket != "" {
+			setupSdNotify(spec, notifySocket)
+		}
+
+		if os.Geteuid() != 0 {
+			fatalf("runc should be run as root")
+		}
+
+		status, err := startContainer(context, spec)
+		if err != nil {
+			fatal(err)
+		}
+		// exit with the container's exit status so any external supervisor is
+		// notified of the exit with the correct exit status.
+		os.Exit(status)
+	},
+}
+
+var initCommand = cli.Command{
+	Name: "init",
+	Usage: `init is used to initialize the containers namespaces and launch the users process.
+    This command should not be called outside of runc.
+    `,
+	Action: func(context *cli.Context) {
+		runtime.GOMAXPROCS(1)
+		runtime.LockOSThread()
+		factory, _ := libcontainer.New("")
+		if err := factory.StartInitialization(); err != nil {
+			fatal(err)
+		}
+		panic("libcontainer: container init failed to exec")
+	},
+}
+
+func startContainer(context *cli.Context, spec *specs.Spec) (int, error) {
+	id := context.Args().First()
+	if id == "" {
+		return -1, errEmptyID
+	}
+	container, err := createContainer(context, id, spec)
+	if err != nil {
+		return -1, err
+	}
+
+	// ensure that the container is always removed if we were the process
+	// that created it.
+	detach := context.Bool("detach")
+	if !detach {
+		defer destroy(container)
+	}
+
+	// Support on-demand socket activation by passing file descriptors into the container init process.
+	listenFDs := []*os.File{}
+	if os.Getenv("LISTEN_FDS") != "" {
+		listenFDs = activation.Files(false)
+	}
+
+	status, err := runProcess(container, &spec.Process, listenFDs, context.String("console"), context.String("pid-file"), detach)
+	if err != nil {
+		destroy(container)
+		return -1, err
+	}
+	return status, nil
+}