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Change host from tls.mbed.org to api.my-ip.io (#8931)

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https://tls.mbed.org/ host does not support MFLN and Also Redirects the Client.
https://api.my-ip.io/ip is a better alternative, supporting MFLN and allowing the user to get a simple text with a useful information.
This commit is contained in:
Ahmed El-Sharnoby 2023-07-24 02:32:06 +03:00 committed by GitHub
parent b7f7b7488a
commit 90c4e3afc1
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 6 additions and 6 deletions
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12
libraries/ESP8266WiFi/examples/BearSSL_MaxFragmentLength/BearSSL_MaxFragmentLength.ino
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@ -16,7 +16,7 @@ const char *ssid = STASSID;
const char *pass = STAPSK;
void fetch(BearSSL::WiFiClientSecure *client) {
client->write("GET / HTTP/1.0\r\nHost: tls.mbed.org\r\nUser-Agent: ESP8266\r\n\r\n");
client->write("GET /ip HTTP/1.0\r\nHost: api.my-ip.io\r\nUser-Agent: ESP8266\r\n\r\n");
client->flush();
using oneShot = esp8266::polledTimeout::oneShot;
oneShot timeout(5000);
@ -39,12 +39,12 @@ void fetch(BearSSL::WiFiClientSecure *client) {
int fetchNoMaxFragmentLength() {
int ret = ESP.getFreeHeap();
Serial.printf("\nConnecting to https://tls.mbed.org\n");
Serial.printf("\nConnecting to https://api.my-ip.io\n");
Serial.printf("No MFLN attempted\n");
BearSSL::WiFiClientSecure client;
client.setInsecure();
if (client.connect("tls.mbed.org", 443)) {
if (client.connect("api.my-ip.io", 443)) {
Serial.printf("Memory used: %d\n", ret - ESP.getFreeHeap());
ret -= ESP.getFreeHeap();
fetch(&client);
@ -76,11 +76,11 @@ int fetchMaxFragmentLength() {
BearSSL::WiFiClientSecure client;
client.setInsecure();
bool mfln = client.probeMaxFragmentLength("tls.mbed.org", 443, 512);
Serial.printf("\nConnecting to https://tls.mbed.org\n");
bool mfln = client.probeMaxFragmentLength("api.my-ip.io", 443, 512);
Serial.printf("\nConnecting to https://api.my-ip.io\n");
Serial.printf("MFLN supported: %s\n", mfln ? "yes" : "no");
if (mfln) { client.setBufferSizes(512, 512); }
if (client.connect("tls.mbed.org", 443)) {
if (client.connect("api.my-ip.io", 443)) {
Serial.printf("MFLN status: %s\n", client.getMFLNStatus() ? "true" : "false");
Serial.printf("Memory used: %d\n", ret - ESP.getFreeHeap());
ret -= ESP.getFreeHeap();