SEGAy/ESP32-CardReader
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添加 OTA 更新用 php 脚本。

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Sucareto 2022-05-30 15:07:39 +08:00
parent 93f8ff505c
commit 64926f1e77
1 changed files with 54 additions and 0 deletions
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54
OTA/index.php Normal file
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@ -0,0 +1,54 @@
<?PHP
header('Content-type: text/plain; charset=utf8', true);
function check_header($name, $value = false)
{
if (!isset($_SERVER[$name])) {
return false;
}
if ($value && $_SERVER[$name] != $value) {
return false;
}
return true;
}
function sendFile($path)
{
header($_SERVER["SERVER_PROTOCOL"] . ' 200 OK', true, 200);
header('Content-Type: application/octet-stream', true);
header('Content-Disposition: attachment; filename=' . basename($path));
header('Content-Length: ' . filesize($path), true);
header('x-MD5: ' . md5_file($path), true);
readfile($path);
}
error_log(print_r($_SERVER, true));
if (!check_header('HTTP_USER_AGENT', 'ESP32-http-Update')) {
header($_SERVER["SERVER_PROTOCOL"] . ' 403 Forbidden', true, 403);
echo "only for ESP32 updater!\n";
exit();
}
if (
!check_header('HTTP_X_ESP32_STA_MAC') ||
!check_header('HTTP_X_ESP32_AP_MAC') ||
!check_header('HTTP_X_ESP32_FREE_SPACE') ||
!check_header('HTTP_X_ESP32_SKETCH_SIZE') ||
!check_header('HTTP_X_ESP32_SKETCH_MD5') ||
!check_header('HTTP_X_ESP32_CHIP_SIZE') ||
!check_header('HTTP_X_ESP32_SDK_VERSION')
) {
header($_SERVER["SERVER_PROTOCOL"] . ' 403 Forbidden', true, 403);
echo "only for ESP32 updater! (header)\n";
exit();
}
$localBinary = "./AimeESP32.ino.nodemcu-32s.bin";
if ($_SERVER["HTTP_X_ESP32_SKETCH_MD5"] != md5_file($localBinary)) {
sendFile($localBinary);
} else {
header($_SERVER["SERVER_PROTOCOL"] . ' 304 Not Modified', true, 304);
}