Add glide.yaml and vendor deps

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

@@ -0,0 +1,61 @@
+package main
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+
+	"github.com/Sirupsen/logrus"
+	"github.com/opencontainers/runtime-spec/specs-go"
+	"github.com/urfave/cli"
+)
+
+// fatal prints the error's details if it is a libcontainer specific error type
+// then exits the program with an exit status of 1.
+func fatal(err error) {
+	// make sure the error is written to the logger
+	logrus.Error(err)
+	fmt.Fprintln(os.Stderr, err)
+	os.Exit(1)
+}
+
+// setupSpec performs initial setup based on the cli.Context for the container
+func setupSpec(context *cli.Context) (*specs.Spec, error) {
+	bundle := context.String("bundle")
+	if bundle != "" {
+		if err := os.Chdir(bundle); err != nil {
+			return nil, err
+		}
+	}
+	spec, err := loadSpec(specConfig)
+	if err != nil {
+		return nil, err
+	}
+	notifySocket := os.Getenv("NOTIFY_SOCKET")
+	if notifySocket != "" {
+		setupSdNotify(spec, notifySocket)
+	}
+	if os.Geteuid() != 0 {
+		return nil, fmt.Errorf("runc should be run as root")
+	}
+	return spec, nil
+}
+
+func revisePidFile(context *cli.Context) error {
+	pidFile := context.String("pid-file")
+	if pidFile == "" {
+		return nil
+	}
+
+	// convert pid-file to an absolute path so we can write to the right
+	// file after chdir to bundle
+	pidFile, err := filepath.Abs(pidFile)
+	if err != nil {
+		return err
+	}
+	err = context.Set("pid-file", pidFile)
+	if err != nil {
+		return err
+	}
+	return nil
+}