applications/luci-olsr: Fix overview page for ipv4 or ipv6 only

[project/luci.git] / applications / luci-olsr / luasrc / controller / olsr.lua

diff --git a/applications/luci-olsr/luasrc/controller/olsr.lua b/applications/luci-olsr/luasrc/controller/olsr.lua
index fd616ab..20bf25b 100644 (file)
--- a/applications/luci-olsr/luasrc/controller/olsr.lua
+++ b/applications/luci-olsr/luasrc/controller/olsr.lua
@@ -108,8 +108,16 @@ function action_json()
 
         local jsonreq4 = utl.exec("echo /status | nc 127.0.0.1 9090")
         local jsonreq6 = utl.exec("echo /status | nc ::1 9090")
 
         local jsonreq4 = utl.exec("echo /status | nc 127.0.0.1 9090")
         local jsonreq6 = utl.exec("echo /status | nc ::1 9090")

-

        http.prepare_content("application/json")
        http.prepare_content("application/json")

+
+       if #jsonreq4 < 1 then
+               jsonreq4 = "{}"
+       end
+
+       if #jsonreq6 < 1 then
+               jsonreq6 = "{}"
+       end
+

        http.write("{v4:" .. jsonreq4 .. ", v6:" .. jsonreq6 .. "}")
 end
 
        http.write("{v4:" .. jsonreq4 .. ", v6:" .. jsonreq6 .. "}")
 end