applications/ffwizard: show heartbeat config only when heartbeat is installed

diff --git a/applications/luci-ffwizard/luasrc/model/cbi/ffwizard.lua b/applications/luci-ffwizard/luasrc/model/cbi/ffwizard.lua
index d9d1c0e..d290d93 100644 (file)
--- a/applications/luci-ffwizard/luasrc/model/cbi/ffwizard.lua
+++ b/applications/luci-ffwizard/luasrc/model/cbi/ffwizard.lua
@@ -32,6 +32,7 @@ local has_rom  = fs.access("/rom/etc")
 local has_autoipv6  = fs.access("/usr/bin/auto-ipv6")
 local has_qos  = fs.access("/etc/init.d/qos")
 local has_ipv6 = fs.access("/proc/sys/net/ipv6")
+local has_hb = fs.access("/sbin/heartbeat")
 
 luci.i18n.loadc("freifunk")
 
@@ -557,15 +558,17 @@ if has_l2gvpn then
        end
 end
 
-hb = f:field(Flag, "hb", "Heartbeat aktivieren","Dem Gerät erlauben anonyme Statistiken zu übertragen. (empfohlen)")
-hb.rmempty = false
-hb:depends("netconfig", "1")
-function hb.cfgvalue(self, section)
-       return uci:get("freifunk", "wizard", "hb")
-end
-function hb.write(self, section, value)
-       uci:set("freifunk", "wizard", "hb", value)
-       uci:save("freifunk")
+if has_hb then
+       hb = f:field(Flag, "hb", "Heartbeat aktivieren","Dem Gerät erlauben anonyme Statistiken zu übertragen. (empfohlen)")
+       hb.rmempty = false
+       hb:depends("netconfig", "1")
+       function hb.cfgvalue(self, section)
+               return uci:get("freifunk", "wizard", "hb")
+       end
+       function hb.write(self, section, value)
+               uci:set("freifunk", "wizard", "hb", value)
+               uci:save("freifunk")
+       end
 end
 
 -------------------- Control --------------------
@@ -694,8 +697,10 @@ function main.write(self, section, value)
                end)
        end
        uci:save("firewall")
-       uci:delete("manager", "heartbeat", "interface")
-       uci:save("manager")
+       if has_hb then
+               uci:delete("manager", "heartbeat", "interface")
+               uci:save("manager")
+       end
        -- Delete olsrdv4
        uci:delete_all("olsrd", "olsrd")
        local olsrbase
@@ -878,10 +883,12 @@ function main.write(self, section, value)
                local client = luci.http.formvalue("cbid.ffwizward.1.client_" .. device)
                if client then
                        local dhcpmeshnet = luci.http.formvalue("cbid.ffwizward.1.dhcpmesh_" .. device) and ip.IPv4(luci.http.formvalue("cbid.ffwizward.1.dhcpmesh_" .. device))
-                       local ifacelist = uci:get_list("manager", "heartbeat", "interface") or {}
-                       table.insert(ifacelist,nif .. "dhcp")
-                       uci:set_list("manager", "heartbeat", "interface", ifacelist)
-                       uci:save("manager")
+                       if has_hb then
+                               local ifacelist = uci:get_list("manager", "heartbeat", "interface") or {}
+                               table.insert(ifacelist,nif .. "dhcp")
+                               uci:set_list("manager", "heartbeat", "interface", ifacelist)
+                               uci:save("manager")
+                       end
                        if dhcpmeshnet then
                                if not dhcpmeshnet:minhost() or not dhcpmeshnet:mask() then
                                        dhcpmesh.tag_missing[section] = true
@@ -1107,10 +1114,12 @@ function main.write(self, section, value)
                        local client = luci.http.formvalue("cbid.ffwizward.1.client_" .. device)
                        if client then
                                local dhcpmeshnet = luci.http.formvalue("cbid.ffwizward.1.dhcpmesh_" .. device) and ip.IPv4(luci.http.formvalue("cbid.ffwizward.1.dhcpmesh_" .. device))
-                               local ifacelist = uci:get_list("manager", "heartbeat", "interface") or {}
-                               table.insert(ifacelist,device .. "dhcp")
-                               uci:set_list("manager", "heartbeat", "interface", ifacelist)
-                               uci:save("manager")
+                               if has_hb then
+                                       local ifacelist = uci:get_list("manager", "heartbeat", "interface") or {}
+                                       table.insert(ifacelist,device .. "dhcp")
+                                       uci:set_list("manager", "heartbeat", "interface", ifacelist)
+                                       uci:save("manager")
+                               end
                                if dhcpmeshnet then
                                        if not dhcpmeshnet:minhost() or not dhcpmeshnet:mask() then
                                                dhcpmesh.tag_missing[section] = true
@@ -1254,18 +1263,19 @@ function main.write(self, section, value)
        local new_hostname = uci:get("freifunk", "wizard", "hostname")
        local old_hostname = sys.hostname()
 
-       local dhcphb = hb:formvalue(section)
-       if dhcphb then
-               uci:set("manager", "heartbeat", "enabled", "1")
-               -- Make sure that heartbeat is enabled
-               sys.init.enable("machash")
-
-       else
-               uci:set("manager", "heartbeat", "enabled", "0")
-               -- Make sure that heartbeat is enabled
-               sys.init.disable("machash")
+       if has_hb then
+               local dhcphb = hb:formvalue(section)
+               if dhcphb then
+                       uci:set("manager", "heartbeat", "enabled", "1")
+                       -- Make sure that heartbeat is enabled
+                       sys.init.enable("machash")
+               else
+                       uci:set("manager", "heartbeat", "enabled", "0")
+                       -- Make sure that heartbeat is enabled
+                       sys.init.disable("machash")
+               end
+               uci:save("manager")
        end
-       uci:save("manager")
 
        local custom_hostname = hostname:formvalue(section)
        uci:foreach("system", "system",