cgroupfs-mount: Added cgroup mount scripts

Signed-off-by: Gerard Ryan <G.M0N3Y.2503@gmail.com>

utils/cgroupfs-mount/Makefile

@@ -0,0 +1,48 @@
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=cgroupfs-mount
+PKG_VERSION:=1.4
+PKG_RELEASE:=1
+
+PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz
+PKG_SOURCE_URL:=https://codeload.github.com/tianon/cgroupfs-mount/tar.gz/${PKG_VERSION}?
+PKG_HASH:=d6c8aff7af59c7d0082ee3018c97f73b0421e81a49bb28ad9f66a36da5cd6ec7
+
+PKG_MAINTAINER:=Gerard Ryan <G.M0N3Y.2503@gmail.com>
+
+PKG_BUILD_PARALLEL:=1
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/cgroupfs-mount/config
+config CGROUPFS_MOUNT_CGROUPS
+	depends on PACKAGE_cgroupfs-mount
+	bool "Enable support for cgroups in the kernel"
+	default y
+	select KERNEL_CGROUPS
+endef
+
+define Package/cgroupfs-mount
+  SECTION:=utils
+  CATEGORY:=Utilities
+  TITLE:=cgroup mount scripts
+  DEPENDS:=+mount-utils
+  MENU:=1
+endef
+
+define Package/cgroupfs-mount/description
+Simple scripts to properly mount the cgroupfs hierarchy, especially structured for Debian packaging
+endef
+
+Build/Compile=# Nothing to compile, just install the scripts
+
+define Package/cgroupfs-mount/install
+	$(INSTALL_DIR) $(1)/usr/bin/
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/cgroupfs-mount $(1)/usr/bin/
+	$(INSTALL_BIN) $(PKG_BUILD_DIR)/cgroupfs-umount $(1)/usr/bin/
+
+	$(INSTALL_DIR) $(1)/etc/init.d
+	$(INSTALL_BIN) ./files/cgroupfs-mount.init $(1)/etc/init.d/cgroupfs-mount
+endef
+
+$(eval $(call BuildPackage,cgroupfs-mount))

utils/cgroupfs-mount/files/cgroupfs-mount.init

@@ -0,0 +1,12 @@
+#!/bin/sh /etc/rc.common
+
+START=1
+
+boot() {
+	# Procd mounts non-hierarchical cgroupfs so unmount first before cgroupfs-mount
+	if mountpoint -q /sys/fs/cgroup; then
+		umount /sys/fs/cgroup/
+	fi
+
+	cgroupfs-mount
+}