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gluon-hoodselector interage known hood part of Scan Mode in hoodselector
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2tata committed May 11, 2018
1 parent c82c017 commit fe8b7ca
Showing 1 changed file with 124 additions and 24 deletions.
148 changes: 124 additions & 24 deletions package/gluon-hoodselector/luasrc/usr/sbin/hoodselector
Original file line number Diff line number Diff line change
Expand Up @@ -5,6 +5,7 @@ local pidPath="/var/run/hoodselector.pid"

local uci = require('simple-uci').cursor()
local hoodutil = require("hoodselector.util")
local hash = require("hash")

if io.open(pidPath, "r") ~=nil then
hoodutil.log("The hoodselector is still running.")
Expand Down Expand Up @@ -50,20 +51,54 @@ local function get_mesh_vpn_interface()
return ret
end

function table.val_to_str ( v )
if "string" == type( v ) then
v = string.gsub( v, "\n", "\\n" )
if string.match( string.gsub(v,"[^'\"]",""), '^"+$' ) then
return "'" .. v .. "'"
end
return '"' .. string.gsub(v,'"', '\\"' ) .. '"'
else
return "table" == type( v ) and table.tostring( v ) or tostring( v )
end
end

function table.key_to_str ( k )
if "string" == type( k ) and string.match( k, "^[_%a][_%a%d]*$" ) then
return k
else
return "[" .. table.val_to_str( k ) .. "]"
end
end

function table.tostring( tbl )
local result, done = {}, {}
for k, v in ipairs( tbl ) do
table.insert( result, table.val_to_str( v ) )
done[ k ] = true
end
for k, v in pairs( tbl ) do
if not done[ k ] then
table.insert( result, table.key_to_str( k ) .. "=" .. table.val_to_str( v ) )
end
end
return "{" .. table.concat( result, "," ) .. "}"
end


-- INITIALIZE AND PREPARE DATA --
-- read hoodfile...
local jhood = hoodutil.get_domains()

-- get defaul hood
local defaultHood = hoodutil.getDefaultHood(jhood)


-- VPN MODE
-- If we have a VPN connection then we will try to get the routers location and
-- select the hood coresponding to our location.
-- If no hood for the location has been defined, we will select
-- the default hood.
-- If we can not get our routers location, we will fallback to scan mode.
-- If we can not get our routers location, we will continure to next mode.
if hoodutil.directVPN(get_mesh_vpn_interface()) then
io.stdout:write('VPN connection found.\n')
local geo = hoodutil.getGeolocation()
Expand All @@ -84,28 +119,57 @@ if hoodutil.directVPN(get_mesh_vpn_interface()) then
end
exit(0)
else
-- The hoodselector should continure with next states because thier can be other
-- VPN routers in the local mesh network which provides a possition and therfore
-- have set a geo base hood.
io.stdout:write('No position found\n')
end
else
io.stdout:write('No VPN connection found\n')
end

--[[
-- GATEWAY MODE
-- If a node have batman-adv GWs ensure config is validate to current hood.
-- Furthermore is a node is connected to a neigbour hood check if its geo base hood avalable.
local gw_intf = hoodutil.get_batman_GW_interface()
if gw_intf ~= nil then
io.stdout:write('Batman gateways found\n')
-- We have to verify if the currend applyed setting
-- return currend applyed hood if source gw_intf a wifi interface
-- we have to check the hood explecit bw wifi source besause the
-- scan mode can apply an unknown hood by adapting the mesh id or
-- bssid with deaktivated VPNs(in case if a router will get a VPN
-- connection afterwards).
local currentHood = hoodutil.getHoodByRadio(gw_intf, jhood)
if currentHood ~= nil then
print("DEBUG: currentHood ~= nil")
-- Now we need check if the current seclected hood our geo base hood, otherwise search for
-- our geo base hood in the local network ENV
--check if hood inside geo pos
local geo = hoodutil.getGeolocation()
if geo.lat ~= nil and geo.lon ~= nil then
io.stdout:write('Position found.\n')
local geoHood = hoodutil.getHoodByGeo(jhood, geo)
if geoHood ~= nil then
print("DEBUG: geoHood ~= nil")
if string.format(hash.md5(table.tostring(currentHood))) ~=
string.format(hash.md5(table.tostring(geoHood))) then
io.stdout:write('Geo hood and current applyed hood are not equal, do wifi scan...\n')
local sortedWlanList = hoodutil.wlan_list_sorted()
for i=#sortedWlanList,1,-1 do
-- Filter all wifis whicht does not match the geo base hood
-- if h.domain.wifi24 ~= nil then
-- if h.domain.wifi24.ibss ~= nil then
print("foo")
-- end
-- end
end
end
end
end
end
if hoodutil.batmanHasGateway() then
441 io.stdout:write('Batman gateways found\n')
442 local gw_intf = {}
443 table.insert(gw_intf,hoodutil.get_batman_GW_interface())
444
445 if next(gw_intf) then
446 -- wifi interface
447 local bssidHood = hoodutil.get_radio_to_bssid(radios,gw_intf[1], jhood)
448 if bssidHood ~= nil then
449 --check if hood inside geo pos
450 local geo = hoodutil.getGeolocation()
451 if geo.lat ~= nil and geo.lon ~= nil then
452 io.stdout:write('Position found.\n')
453 local geoHood = hoodutil.getHoodByGeo(jhood, geo)
454 if geoHood ~= nil then
455 if string.format(hash.md5(table.tostring(bssidHood))) ~=
string.format(hash.md5(table.tostring(geoHood))) then
Expand Down Expand Up @@ -170,14 +234,50 @@ if hoodutil.batmanHasGateway() then
514 exit(0)
515 end
516 end
517 end
518 end --end next(gw_intf)
519 local currendHood = hoodutil.getCurrentHood(jhood)
520 if currendHood ~= nil then
521 write_molwm(currendHood,radios)
522 end
523 end
--]]
517 end]]
--end -- end gw_intf

-- SCAN MODE
if next(hoodutil.getWifiDevices()) then
print("Entering SCAN MODE ...")
-- check if there exist a neighbouring freifunk batman advanced mesh
-- network with an active connection to a batman advanced gateway
local sortedWlanList = hoodutil.wlan_list_sorted()
if next(sortedWlanList) then
local ID = hoodutil.get_batman_mesh_network(sortedWlanList, defaultHood)
if ID ~= nil then
local scanHood = nil
if ID.method == "ibss" then
io.stdout:write("Neighoring freifunk batman advanced mesh with Bssid: "..ID.bssid.." found\n")
scanHood = hoodutil.gethoodByBssid(jhood, ID.bssid)
end
if ID.method == "11s" then
io.stdout:write("Neighoring freifunk batman advanced mesh with meshid: "..ID.meshid.." found\n")
scanHood = hoodutil.gethoodByMeshID(jhood, ID.meshid)
end
if scanHood ~= nil then
if hoodutil.set_hoodconfig(scanHood) then
hoodutil.restart_services() -- TMP solution
io.stdout:write('Hood set by scan mode\n')
end
exit(0)
end

-- if the wifi ID does not corespond to any hood, we disable all VPN and
-- just establish a wireless connection to the coresponding mesh. Furthermore
-- we set a unknown VXLAN ID to signalisize neibouring mesh on LAN/WAN nodes
-- that we have a gateway conection but does not know to which hood it is coresponding.
io.stdout:write("No hood has been found for this mesh ID\n")
--hoodutil.vpn_stop()
--hoodutil.vpn_disable()
--TBD
-- some idea was to collect neigbouhood informations like VXLAN ID over respondd
end
end
end

--Radio less mode
-- TBD

-- DEFAULT-HOOD MODE
-- If we do NOT have a VPN connection and no other freifunk mesh nodes found in our network ENV
Expand Down

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