)
function s.getPID(section) -- Universal function which returns valid pid # or nil
- local pid = sys.exec("%s | grep -w [o]penvpn(%s)" % { psstring, section })
+ local pid = sys.exec("%s | grep -w '[o]penvpn(%s)'" % { psstring, section })
if pid and #pid > 0 then
return tonumber(pid:match("^%d+"))
else