78 lines
2.6 KiB
Lua
78 lines
2.6 KiB
Lua
-- Begin WiFi configuration
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local wifiConfig = {}
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-- wifi.STATION -- station: join a WiFi network
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-- wifi.AP -- access point: create a WiFi network
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-- wifi.wifi.STATIONAP -- both station and access point
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wifiConfig.mode = wifi.STATIONAP -- both station and access point
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wifiConfig.accessPointConfig = {}
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wifiConfig.accessPointConfig.ssid = "ESP-"..node.chipid() -- Name of the SSID you want to create
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wifiConfig.accessPointConfig.pwd = "ESP-"..node.chipid() -- WiFi password - at least 8 characters
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wifiConfig.stationPointConfig = {}
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wifiConfig.stationPointConfig.ssid = "Scalar24" -- Name of the WiFi network you want to join
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wifiConfig.stationPointConfig.pwd = "Fb274Gh@12G1" -- Password for the WiFi network
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-- Tell the chip to connect to the access point
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wifi.setmode(wifiConfig.mode)
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print('set (mode='..wifi.getmode()..')')
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print('MAC: ',wifi.sta.getmac())
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print('chip: ',node.chipid())
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print('heap: ',node.heap())
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wifi.ap.config(wifiConfig.accessPointConfig)
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wifi.sta.config(wifiConfig.stationPointConfig.ssid, wifiConfig.stationPointConfig.pwd)
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wifiConfig = nil
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collectgarbage()
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-- End WiFi configuration
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-- Compile server code and remove original .lua files.
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-- This only happens the first time afer the .lua files are uploaded.
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local compileAndRemoveIfNeeded = function(f)
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if file.open(f) then
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file.close()
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print('Compiling:', f)
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node.compile(f)
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file.remove(f)
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collectgarbage()
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end
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end
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local serverFiles = {'httpserver.lua', 'httpserver-basicauth.lua', 'httpserver-conf.lua', 'httpserver-b64decode.lua', 'httpserver-request.lua', 'httpserver-static.lua', 'httpserver-header.lua', 'httpserver-error.lua'}
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for i, f in ipairs(serverFiles) do compileAndRemoveIfNeeded(f) end
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compileAndRemoveIfNeeded = nil
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serverFiles = nil
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collectgarbage()
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-- Connect to the WiFi access point.
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-- Once the device is connected, you may start the HTTP server.
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local joinCounter = 0
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local joinMaxAttempts = 5
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tmr.alarm(0, 3000, 1, function()
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local ip = wifi.sta.getip()
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if ip == nil and joinCounter < joinMaxAttempts then
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print('Connecting to WiFi Access Point ...')
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joinCounter = joinCounter +1
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else
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if joinCounter == joinMaxAttempts then
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print('Failed to connect to WiFi Access Point.')
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else
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print('IP: ',ip)
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-- Uncomment to automatically start the server in port 80
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dofile("httpserver.lc")(80)
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end
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tmr.stop(0)
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joinCounter = nil
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joinMaxAttempts = nil
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collectgarbage()
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end
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end)
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