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wifi-confwrite.lua
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wifi-confwrite.lua
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return function(wifiConfig,wificonflua)
assert(wifiConfig ~= nil, "wifiConfig can't be nil")
assert(wificonflua ~= nil, "wifi output filename can't be nil")
local wificonfluatmp = wificonflua..".tmp"
file.remove(wificonfluatmp)
file.open(wificonfluatmp, "w")
local w = file.writeline
w('local wifiConfig = {}')
w('')
w('-- wifi.STATION -- station: join a WiFi network')
w('-- wifi.SOFTAP -- access point: create a WiFi network')
w('-- wifi.STATIONAP -- both station and access point')
local mode2str = {[wifi.STATIONAP]="wifi.STATIONAP", [wifi.SOFTAP]="wifi.SOFTAP", [wifi.STATION]="wifi.STATION"}
w('wifiConfig.mode = '..mode2str[wifiConfig.mode])
local phymode2str = {[wifi.PHYMODE_N]="wifi.PHYMODE_N", [wifi.PHYMODE_G]="wifi.PHYMODE_G", [wifi.PHYMODE_B]="wifi.PHYMODE_B"}
w('wifiConfig.phymode = '..phymode2str[wifiConfig.phymode])
w('')
w('wifiConfig.accessPointConfig = {}')
w('wifiConfig.accessPointConfig.ssid = "'..wifiConfig.accessPointConfig.ssid..'" -- Name of the SSID you want to create')
w('wifiConfig.accessPointConfig.pwd = "'..wifiConfig.accessPointConfig.pwd..'" -- WiFi password - at least 8 characters')
local auth2str = {[wifi.WPA2_PSK]="wifi.WPA2_PSK", [wifi.OPEN]="wifi.OPEN", [wifi.WPA_PSK]="wifi.WPA_PSK", [wifi.WPA_WPA2_PSK]="wifi.WPA_WPA2_PSK"}
w('wifiConfig.accessPointConfig.auth = '..auth2str[wifiConfig.accessPointConfig.auth]..' --OPEN/WPA_PSK/WPA2_PSK/WPA_WPA2_PSK')
w('wifiConfig.accessPointConfig.channel = '..tostring(wifiConfig.accessPointConfig.channel)..' -- 1-14')
w('wifiConfig.accessPointConfig.hidden = '..tostring(wifiConfig.accessPointConfig.hidden))
w('wifiConfig.accessPointConfig.max = '..tostring(wifiConfig.accessPointConfig.max)..' -- max clients: 1-4')
w('wifiConfig.accessPointConfig.beacon = '..tostring(wifiConfig.accessPointConfig.beacon)..' -- beacon interval 100-60000')
w('')
w('wifiConfig.accessPointIpConfig = {}')
w('wifiConfig.accessPointIpConfig.ip = "'..wifiConfig.accessPointIpConfig.ip..'"')
w('wifiConfig.accessPointIpConfig.netmask = "'..wifiConfig.accessPointIpConfig.netmask..'"')
w('wifiConfig.accessPointIpConfig.gateway = "'..wifiConfig.accessPointIpConfig.gateway..'"')
w('wifiConfig.accessPointIpConfig.mac = "'..wifiConfig.accessPointIpConfig.mac..'"')
w('')
w('wifiConfig.accessPointDHCPConfig = {}')
w('wifiConfig.accessPointDHCPConfig.enabled = '..tostring(wifiConfig.accessPointDHCPConfig.enabled))
w('wifiConfig.accessPointDHCPConfig.start = "'..wifiConfig.accessPointDHCPConfig.start..'"')
w('')
w('wifiConfig.stationPointConfig = {}')
w('wifiConfig.stationPointConfig.ssid = "'..wifiConfig.stationPointConfig.ssid..'" -- Name of the WiFi network you want to join')
w('wifiConfig.stationPointConfig.pwd = "'..wifiConfig.stationPointConfig.pwd..'" -- Password for the WiFi network')
w('wifiConfig.stationPointConfig.auto = '..tostring(wifiConfig.stationPointConfig.auto))
w('wifiConfig.stationPointConfig.hostname = "'..wifiConfig.stationPointConfig.hostname..'"')
w('')
w('wifiConfig.stationPointIpConfig = {}')
w('wifiConfig.stationPointIpConfig.ip = "'..wifiConfig.stationPointIpConfig.ip..'"')
w('wifiConfig.stationPointIpConfig.netmask = "'..wifiConfig.stationPointIpConfig.netmask..'"')
w('wifiConfig.stationPointIpConfig.gateway = "'..wifiConfig.stationPointIpConfig.gateway..'"')
w('wifiConfig.stationPointIpConfig.mac = "'..wifiConfig.stationPointIpConfig.mac..'"')
w('')
w('return wifiConfig')
file.close()
mode2str=nil
phymode2str=nil
auth2str=nil
--play it safe: backup the curr config
local wificonfluabak = wificonflua..".bak"
file.remove(wificonfluabak)
file.rename(wificonflua, wificonfluabak)
--rename the new config stored in the tmp file to the user config
if not file.rename(wificonfluatmp, wificonflua) then
-- failed, so restore backup, cleanup and bail out
file.rename(wificonfluabak, wificonflua)
file.remove(wificonfluatmp)
print("wifi-confwrite error: unable to save to file "..wificonflua)
collectgarbage()
return false
else
--save went ok, so remove backup
file.remove(wificonfluabak)
end
collectgarbage()
return true
end