autocore: fix cpu usage display

package/lean/autocore/Makefile

@@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
 
 PKG_NAME:=autocore
 PKG_VERSION:=1
-PKG_RELEASE:=30
+PKG_RELEASE:=31
 
 
 include $(INCLUDE_DIR)/package.mk

package/lean/autocore/files/index.htm

@@ -50,11 +50,9 @@
 
 		local eth_info = luci.sys.exec("ethinfo")
 
-		local user_info = tonumber(luci.sys.exec("cat /proc/net/arp | grep '0x2' | wc -l")) or 0
+		local user_info = luci.sys.exec("cat /proc/net/arp | grep '0x2' | wc -l") or 0
 		
-		local cpu_usage = fs.readfile("/tmp/cpuusage") or "6.6%"
-		
-		luci.sys.exec("/sbin/getcpu &")
+		local cpu_usage = (luci.sys.exec("expr 100 - $(top -n 1 | grep 'CPU:' | awk -F '%' '{print$4}' | awk -F ' ' '{print$2}')") or "6") .. "%"
 
 		local rv = {
 			cpuusage    = cpu_usage,