gluon-status-page: API

package/gluon-status-page/Makefile

@@ -12,7 +12,7 @@ define Package/gluon-status-page
   SECTION:=gluon
   CATEGORY:=Gluon
   TITLE:=Adds a status page showing information about the node.
-  DEPENDS:=+gluon-core +gluon-neighbour-info +uhttpd
+  DEPENDS:=+gluon-core +uhttpd +gluon-neighbour-info +gluon-announce +libiwinfo-lua
 endef
 
 define Package/gluon-status-page/description

package/gluon-status-page/files/lib/gluon/announce/nodeinfo.d/software/status-page

+return { api = 1 }

package/gluon-status-page/files/lib/gluon/status-page/www/cgi-bin/dyn/neighbours-batadv

+#!/usr/bin/lua
+
+local json = require 'luci.json'
+local nixio = require 'nixio'
+
+function neighbours()
+  local neighbours = {}
+  local list = io.lines("/sys/kernel/debug/batman_adv/bat0/originators")
+  for line in list do
+    local mac1, lastseen, tq, mac2, ifname =
+      line:match("^([0-9a-f:]+) +(%d+%.%d+)s +%( *(%d+)%) +([0-9a-f:]+) +%[ *(.-)%]")
+
+    if mac1 ~= nil and mac1 == mac2 then
+      neighbours[mac1] = { tq = tonumber(tq)
+                         , lastseen = tonumber(lastseen)
+                         , ifname = ifname
+                         }
+    end
+  end
+
+  return neighbours
+end
+
+io.write("Access-Control-Allow-Origin: *\n")
+io.write("Content-type: text/event-stream\n\n")
+
+while true do
+  local neighbours = json.encode(neighbours())
+  io.write("data: " .. neighbours .. "\n\n")
+  io.flush()
+  nixio.nanosleep(1, 0)
+end

package/gluon-status-page/files/lib/gluon/status-page/www/cgi-bin/dyn/neighbours-nodeinfo

+#!/bin/sh
+
+echo 'Access-Control-Allow-Origin: *'
+
+batctl if | cut -d: -f1 | grep -qxF "$QUERY_STRING" || exit 1
+
+exec /usr/bin/gluon-neighbour-info -s -i "$QUERY_STRING" -d ff02::2:1001 -p 1001 -r nodeinfo

package/gluon-status-page/files/lib/gluon/status-page/www/cgi-bin/dyn/stations

+#!/usr/bin/lua
+
+util = require 'luci.util'
+json = require 'luci.json'
+nixio = require 'nixio'
+iwinfo = require 'iwinfo'
+
+function badrequest()
+  io.write("Status: 400 Bad Request\n\n")
+  os.exit(1)
+end
+
+function get_stations(iw, ifname)
+  local stations = {}
+
+  for k, v in pairs(iw.assoclist(ifname)) do
+    stations[k:lower()] = {signal = v.signal, noise = v.noise, inactive = v.inactive}
+  end
+
+  return stations
+end
+
+local ifname = os.getenv("QUERY_STRING")
+
+if ifname == nil then badrequest() end
+
+local list = util.exec('batctl if')
+local found = false
+for _, line in ipairs(util.split(list)) do
+  if ifname == line:match('^(.-):') then
+    found = true
+    break
+  end
+end
+
+if found == false then badrequest() end
+
+local wifitype = iwinfo.type(ifname)
+
+if wifitype == nil then badrequest() end
+
+local iw = iwinfo[wifitype]
+
+io.write("Access-Control-Allow-Origin: *\n")
+io.write("Content-type: text/event-stream\n\n")
+
+while true do
+  local stations = json.encode(get_stations(iw, ifname))
+  io.write("data: " .. stations .. "\n\n")
+  io.flush()
+  nixio.nanosleep(0, 150e6)
+end

package/gluon-status-page/files/lib/gluon/status-page/www/cgi-bin/dyn/statistics

+#!/usr/bin/lua
+
+local announce = require 'gluon.announce'
+local json = require 'luci.json'
+local util = require 'luci.util'
+local nixio = require 'nixio'
+
+local announce_dir = '/lib/gluon/announce/statistics.d/'
+
+io.write("Access-Control-Allow-Origin: *\n")
+io.write("Content-type: text/event-stream\n\n")
+
+while true do
+  local data = json.encode(announce.collect_dir(announce_dir))
+  io.write("data: " .. data .. "\n\n")
+  io.flush()
+  nixio.nanosleep(1, 0)
+end

package/gluon-status-page/files/lib/gluon/status-page/www/cgi-bin/interfaces

+#!/usr/bin/lua
+
+util = require 'luci.util'
+json = require 'luci.json'
+fs = require 'nixio.fs'
+
+io.write("Access-Control-Allow-Origin: *\n")
+io.write("Content-type: application/json\n\n")
+
+list = util.exec('batctl if')
+
+interfaces = {}
+
+for _, line in ipairs(util.split(list)) do
+  ifname = line:match('^(.-):')
+  if ifname ~= nil then
+    pcall(function()
+      local address = util.trim(fs.readfile('/sys/class/net/' .. ifname .. '/address'))
+      interfaces[ifname] = { address = address }
+    end)
+  end
+end
+
+io.write(json.encode(interfaces))

package/gluon-status-page/files/lib/gluon/status-page/www/cgi-bin/nodeinfo

+#!/usr/bin/lua
+
+local announce = require 'gluon.announce'
+local json = require 'luci.json'
+local util = require 'luci.util'
+local nixio = require 'nixio'
+
+local announce_dir = '/lib/gluon/announce/nodeinfo.d/'
+
+io.write("Access-Control-Allow-Origin: *\n")
+io.write("Content-type: application/json\n\n")
+
+local data = json.encode(announce.collect_dir(announce_dir))
+io.write(data)
+io.flush()