luci-base: read odhcpd leasefile location via uci

Check the location of the odhcpd leasefile from /etc/config/dhcp
via uci. Fallback to the default location.

This fixes #702

Signed-off-by: Hannu Nyman <hannu.nyman@iki.fi>
(cherry picked from commit 51a7f96877d8c5bf70217073ed8aa7ab6a196d20)

diff --git a/modules/luci-base/luasrc/tools/status.lua b/modules/luci-base/luasrc/tools/status.lua
index 0dd092c6df42e8681df6911c2074495791efe894..1e6e69c5d0a7b066bc4bf2d24a978c9515ea92f4 100644 (file)
--- a/modules/luci-base/luasrc/tools/status.lua
+++ b/modules/luci-base/luasrc/tools/status.lua
@@ -48,7 +48,15 @@ local function dhcp_leases_common(family)
                fd:close()
        end
 
-       local fd = io.open("/tmp/hosts/odhcpd", "r")
+       local lease6file = "/tmp/hosts/odhcpd"
+       uci:foreach("dhcp", "odhcpd",
+               function(t)
+                       if t.leasefile and nfs.access(t.leasefile) then
+                               lease6file = t.leasefile
+                               return false
+                       end
+               end)
+       local fd = io.open(lease6file, "r")
        if fd then
                while true do
                        local ln = fd:read("*l")