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scan all dns slots, prevent STA warning on boot

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This commit is contained in:
proddy
2026-08-06 12:10:21 +02:00
parent 0f396200a2
commit 1b2371c67a
1 changed files with 17 additions and 4 deletions
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src/core/system.cpp
+17 -4
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@@ -93,6 +93,20 @@ uint32_t System::min_free_mem_;
std::vector<uint8_t, AllocatorPSRAM<uint8_t>> System::valid_system_gpios_;
std::vector<System::GpioUsage, AllocatorPSRAM<System::GpioUsage>> System::used_gpios_;
#ifndef EMSESP_STANDALONE
// The DNS slots are shared between IPv4 and IPv6, so with IPv6 enabled the first slot can hold an
// IPv6 server. Pick the first IPv4 one so it matches the label we print it under.
static IPAddress dns_ipv4(const NetworkInterface & netif) {
for (uint8_t i = 0; i < ESP_NETIF_DNS_MAX; i++) {
IPAddress ip = netif.dnsIP(i);
if (ip.type() == IPv4 && static_cast<uint32_t>(ip) != 0) {
return ip;
}
}
return IPAddress();
}
#endif
// find the index of the language
// 0 = EN, 1 = DE, etc...
uint8_t System::language_index() {
@@ -858,8 +872,7 @@ void System::send_info_mqtt() {
doc["MAC"] = WiFi.macAddress();
doc["IPv4 address"] = uuid::printable_to_string(WiFi.localIP()) + "/" + uuid::printable_to_string(WiFi.subnetMask());
doc["IPv4 gateway"] = uuid::printable_to_string(WiFi.gatewayIP());
doc["IPv4 nameserver"] = uuid::printable_to_string(WiFi.dnsIP());
doc["IPv4 DNS Server"] = uuid::printable_to_string(dns_ipv4(WiFi.STA));
if (WiFi.linkLocalIPv6().toString() != "0000:0000:0000:0000:0000:0000:0000:0000" && WiFi.linkLocalIPv6().toString() != "::") {
doc["IPv6 address"] = uuid::printable_to_string(WiFi.linkLocalIPv6());
}
@@ -1168,7 +1181,7 @@ void System::show_system(uuid::console::Shell & shell) {
shell.printfln(" Hostname: %s", WiFi.getHostname());
shell.printfln(" IPv4 address: %s/%s", uuid::printable_to_string(WiFi.localIP()).c_str(), uuid::printable_to_string(WiFi.subnetMask()).c_str());
shell.printfln(" IPv4 gateway: %s", uuid::printable_to_string(WiFi.gatewayIP()).c_str());
shell.printfln(" IPv4 nameserver: %s", uuid::printable_to_string(WiFi.dnsIP()).c_str());
shell.printfln(" IPv4 DNS Server: %s", uuid::printable_to_string(dns_ipv4(WiFi.STA)).c_str());
if (WiFi.linkLocalIPv6().toString() != "0000:0000:0000:0000:0000:0000:0000:0000" && WiFi.linkLocalIPv6().toString() != "::") {
shell.printfln(" IPv6 address: %s", uuid::printable_to_string(WiFi.linkLocalIPv6()).c_str());
}
@@ -1201,7 +1214,7 @@ void System::show_system(uuid::console::Shell & shell) {
shell.printfln(" Hostname: %s", ETH.getHostname());
shell.printfln(" IPv4 address: %s/%s", uuid::printable_to_string(ETH.localIP()).c_str(), uuid::printable_to_string(ETH.subnetMask()).c_str());
shell.printfln(" IPv4 gateway: %s", uuid::printable_to_string(ETH.gatewayIP()).c_str());
shell.printfln(" IPv4 nameserver: %s", uuid::printable_to_string(ETH.dnsIP()).c_str());
shell.printfln(" IPv4 DNS Server: %s", uuid::printable_to_string(dns_ipv4(ETH)).c_str());
if (ETH.linkLocalIPv6().toString() != "0000:0000:0000:0000:0000:0000:0000:0000" && ETH.linkLocalIPv6().toString() != "::") {
shell.printfln(" IPv6 address: %s", uuid::printable_to_string(ETH.linkLocalIPv6()).c_str());
}