More multi-radio support (#860)

* Multi-radio: Support different powers for different radios
* Use arrays for powers
* Update APIs to take wifi interface

files/etc/radios.json

@@ -225,10 +225,10 @@
       "maxpower"        : "25"
     },
     "MikroTik hAP ac2" : {
-      "maxpower"        : "27"
+      "maxpower"      : [ "27", "26" ]
     },
     "MikroTik hAP ac3" : {
-      "maxpower"        : "27"
+      "maxpower"      : [ "26", "26" ]
     },
     "0xe005" : {
       "name"            : "Ubiquiti NanoStation M5",
@@ -470,8 +470,8 @@
     },
     "0xe7fc": {
       "name"            : "Ubiquiti NanoBeam AC Gen2 (WA)",
-      "maxpower"        : "25",
-      "pwroffset"       : "2"
+      "maxpower"      : [ "25", "20" ],
+      "pwroffset"     : [ "2", "0" ]
     },
     "0xe7f9": {
       "name"            : "Ubiquiti LiteBeam 5AC Gen2",

files/usr/lib/lua/aredn/controller/setup_basic.lua

@@ -83,8 +83,8 @@ function module:GET()
   data.meshrf.distance = aredn_info.getMeshRadioDistance(radio)
   data.meshrf.bw = aredn_info.getChannelBW(radio)
   data.meshrf.channel = aredn_info.getChannel(radio)
-  data.meshrf.power = aredn_info.getTXPower()
-  data.meshrf.maxpower = aredn_hardware.wifi_maxpower(data['meshrf']['channel'])
+  data.meshrf.power = aredn_info.getTXPower(radio)
+  data.meshrf.maxpower = aredn_hardware.wifi_maxpower(radio, data['meshrf']['channel'])
   
 
   -- LAN

files/usr/lib/lua/aredn/hardware.lua

@@ -70,21 +70,31 @@ function hardware.get_radio()
     return radio_json
 end
 
-function hardware.wifi_maxpower(channel)
+function hardware.wifi_maxpower(wifiintf, channel)
     local radio = hardware.get_radio()
     if radio then
-        if radio.chanpower then
-            for k, v in pairs(radio.chanpower)
+        local maxpower = radio.maxpower
+        local chanpower = radio.chanpower
+        if chanpower then
+            if type(maxpower) == "table" then
+                chanpower = chanpower[1 + tonumber(wifiintf:match("(%d+)$"))]
+            end
+            for k, v in pairs(chanpower)
             do
                 if channel <= tonumber(k) then
                     return tonumber(v)
                 end
             end
-        elseif radio.maxpower then
-            return tonumber(radio.maxpower)
+        end
+        if type(maxpower) == "table" then
+            maxpower = maxpower[1 + tonumber(wifiintf:match("(%d+)$"))]
+        end
+        maxpower = tonumber(maxpower)
+        if maxpower then
+            return maxpower
         end
     end
-    return 27 -- if all else fails
+    return 27 -- default
 end
 
 function hardware.wifi_poweroffset(wifiintf)
@@ -102,10 +112,17 @@ function hardware.wifi_poweroffset(wifiintf)
         f:close()
     end
     local radio = hardware.get_radio()
-    if radio and tonumber(radio.pwroffset) then
-         return tonumber(radio.pwroffset)
+    if radio then
+        local pwroffset = radio.pwroffset
+        if type(pwroffset) == "table" then
+            pwroffset = pwroffset[1 + tonumber(wifiintf:match("(%d+)$"))]
+        end
+        pwroffset = tonumber(pwroffset)
+        if pwroffset then
+            return pwroffset
+        end
     end
-    return 0 -- if all else fails
+    return 0 -- default
 end
 
 function hardware.get_board_id()

files/usr/lib/lua/aredn/info.lua

@@ -256,8 +256,7 @@ end
 -------------------------------------
 -- Return TX Power
 -------------------------------------
-function model.getTXPower()
-	local wlanInf=get_ifname('wifi')
+function model.getTXPower(wlanInf)
 	local api=iwinfo.type(wlanInf)
 	local iw = iwinfo[api]
 	local power = iw.txpower(wlanInf)
@@ -267,8 +266,7 @@ end
 -------------------------------------
 -- Return Frequency
 -------------------------------------
-function model.getFreq()
-	local wlanInf=get_ifname('wifi')
+function model.getFreq(wlanInf)
 	local api=iwinfo.type(wlanInf)
 	local iw = iwinfo[api]
 	local freq = iw.frequency(wlanInf)

files/usr/local/bin/node-setup

@@ -650,8 +650,8 @@ if sf then
     sf:write("#!/bin/sh\n")
     if cfg.wifi_proto ~= "disabled" then
         local wifi_channel = tonumber(cfg.wifi_channel)
-        if is_null(cfg.wifi_txpower) or tonumber(cfg.wifi_txpower) > aredn.hardware.wifi_maxpower(wifi_channel) then
-            cfg.wifi_txpower = aredn.hardware.wifi_maxpower(wifi_channel)
+        if is_null(cfg.wifi_txpower) or tonumber(cfg.wifi_txpower) > aredn.hardware.wifi_maxpower(cfg.wifi_intf, wifi_channel) then
+            cfg.wifi_txpower = aredn.hardware.wifi_maxpower(cfg.wifi_intf, wifi_channel)
         elseif tonumber(cfg.wifi_txpower) < 1 then
             cfg.wifi_txpower = 1
         end

files/usr/local/bin/wscan

@@ -170,7 +170,7 @@ if loops == 0 then
 end
 
 local myssid = aredn.info.getSSID()                                          
-local myfreq = tonumber(aredn.info.getFreq())    
+local myfreq = tonumber(aredn.info.getFreq(iface))    
 
 for _ = 1,loops
 do

files/www/cgi-bin/scan

@@ -111,7 +111,7 @@ local f = io.popen("iw dev " .. wifiiface .. " station dump")
 if f then
     local scan = {}
     local myssid = aredn_info.getSSID()
-    local myfreq = tonumber(aredn_info.getFreq())
+    local myfreq = tonumber(aredn_info.getFreq(wifiiface))
     for line in f:lines()
     do
         local m = line:match("^Station ([%da-fA-F:]+) %(on " .. wifiiface .. "%)")

files/www/cgi-bin/setup

@@ -362,8 +362,8 @@ if cursor:get("aredn", "@lqm[0]", "enable") == "1" then
 end
 
 -- sanitize the active settings
-if not wifi_txpower or wifi_txpower > aredn.hardware.wifi_maxpower(wifi_channel) then
-    wifi_txpower = aredn.hardware.wifi_maxpower(wifi_channel)
+if not wifi_txpower or wifi_txpower > aredn.hardware.wifi_maxpower(wifi_intf, wifi_channel) then
+    wifi_txpower = aredn.hardware.wifi_maxpower(wifi_intf, wifi_channel)
 end
 if not wifi_power or wifi_power < 1 then
     wifi_power = 1
@@ -1113,7 +1113,7 @@ if wifi_enable == "1" then
     end
     html.print("<tr><td><nobr>Tx Power</nobr></td><td><select name=wifi_txpower>")
     local txpoweroffset = aredn.hardware.wifi_poweroffset(wifi_intf)
-    for i = aredn.hardware.wifi_maxpower(wifi_channel),1,-1
+    for i = aredn.hardware.wifi_maxpower(wifi_intf, wifi_channel),1,-1
     do
         html.print("<option value='" .. i .. "'".. (i == tonumber(wifi_txpower) and " selected" or "") .. ">" .. (txpoweroffset + i) .. " dBm</option>")
     end

files/www/cgi-bin/sysinfo.json

@@ -93,7 +93,7 @@ if ( radio ~= nil and radio ~= "" ) then
 	info['meshrf']['ssid']=aredn_info.getSSID()
 	info['meshrf']['channel']=aredn_info.getChannel(radio)
 	info['meshrf']['chanbw']=aredn_info.getChannelBW(radio)
-	info['meshrf']['freq']=aredn_info.getFreq()
+	info['meshrf']['freq']=aredn_info.getFreq(radio)
 else
 	info['meshrf']['status']="off"
 end