Update containerd dependencies

sys/unix
cgroups
go-runc
console

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

vendor/github.com/containerd/cgroups/cgroup.go

@@ -245,6 +245,9 @@ func (c *cgroup) processes(subsystem Name, recursive bool) ([]Process, error) {
 			return err
 		}
 		if !recursive && info.IsDir() {
+			if p == path {
+				return nil
+			}
 			return filepath.SkipDir
 		}
 		dir, name := filepath.Split(p)

vendor/github.com/containerd/cgroups/cpuset.go

@@ -84,15 +84,14 @@ func (c *cpusetController) ensureParent(current, root string) error {
 	if _, err := filepath.Rel(root, parent); err != nil {
 		return nil
 	}
-	if cleanPath(parent) == root {
-		return nil
-	}
 	// Avoid infinite recursion.
 	if parent == current {
 		return fmt.Errorf("cpuset: cgroup parent path outside cgroup root")
 	}
-	if err := c.ensureParent(parent, root); err != nil {
-		return err
+	if cleanPath(parent) != root {
+		if err := c.ensureParent(parent, root); err != nil {
+			return err
+		}
 	}
 	if err := os.MkdirAll(current, defaultDirPerm); err != nil {
 		return err

vendor/github.com/containerd/cgroups/ticks.go

@@ -1,5 +1,10 @@
 package cgroups
 
 func getClockTicks() uint64 {
+	// The value comes from `C.sysconf(C._SC_CLK_TCK)`, and
+	// on Linux it's a constant which is safe to be hard coded,
+	// so we can avoid using cgo here.
+	// See https://github.com/containerd/cgroups/pull/12 for
+	// more details.
 	return 100
 }

vendor/github.com/containerd/cgroups/utils.go

@@ -207,7 +207,9 @@ func parseCgroupFromReader(r io.Reader) (map[string]string, error) {
 			return nil, fmt.Errorf("invalid cgroup entry: must contain at least two colons: %v", text)
 		}
 		for _, subs := range strings.Split(parts[1], ",") {
-			cgroups[subs] = parts[2]
+			if subs != "" {
+				cgroups[subs] = parts[2]
+			}
 		}
 	}
 	return cgroups, nil