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Add referer related debug info

This commit is contained in:
Theo Arends 2021-08-15 15:51:29 +02:00
parent 035fab505e
commit 4ed6335428
1 changed files with 12 additions and 10 deletions
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22
tasmota/xdrv_01_webserver.ino
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@ -400,9 +400,6 @@ const uint16_t DNS_PORT = 53;
enum HttpOptions {HTTP_OFF, HTTP_USER, HTTP_ADMIN, HTTP_MANAGER, HTTP_MANAGER_RESET_ONLY};
enum WifiTestOptions {WIFI_NOT_TESTING, WIFI_TESTING, WIFI_TEST_FINISHED, WIFI_TEST_FINISHED_BAD};
const char * headerKeys[] = {"Referer"};
const size_t numberOfHeaders = 1;
DNSServer *DnsServer;
ESP8266WebServer *Webserver;
@ -546,7 +543,9 @@ void StartWebserver(int type, IPAddress ipweb)
if (!Webserver) {
Webserver = new ESP8266WebServer((HTTP_MANAGER == type || HTTP_MANAGER_RESET_ONLY == type) ? 80 : WEB_PORT);
Webserver->collectHeaders(headerKeys, numberOfHeaders);
const char* headerkeys[] = { "Referer" };
size_t headerkeyssize = sizeof(headerkeys) / sizeof(char*);
Webserver->collectHeaders(headerkeys, headerkeyssize);
// call `Webserver->on()` on each entry
for (uint32_t i=0; i<nitems(WebServerDispatch); i++) {
@ -658,13 +657,16 @@ bool HttpCheckPriviledgedAccess(bool autorequestauth = true)
}
if (!Settings->flag5.disable_referer_chk && !WifiIsInManagerMode()) {
String referer = Webserver->header("Referer"); // http://demo/? or http://192.168.2.153/?
referer.toUpperCase();
String hostname = NetworkHostname();
hostname.toUpperCase();
if ((referer.indexOf(hostname) > 0) || (referer.indexOf(NetworkAddress().toString()) > 0)) {
return true;
String referer = Webserver->header(F("Referer")); // http://demo/? or http://192.168.2.153/?
if (referer.length()) {
referer.toUpperCase();
String hostname = NetworkHostname();
hostname.toUpperCase();
if ((referer.indexOf(hostname) == 7) || (referer.indexOf(NetworkAddress().toString()) == 7)) {
return true;
}
}
AddLog(LOG_LEVEL_DEBUG, PSTR(D_LOG_HTTP "Referer denied"));
return false;
} else {
return true;