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Code Issues Releases Wiki Activity

Enable IPv6 for ESP32 Arduino, wifi and ethernet (#4865)

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This commit is contained in:
Jimmy Hedman
2023-07-31 00:20:55 +02:00
committed by GitHub
parent 98bf427600
commit c418eecf83
4 changed files with 75 additions and 6 deletions
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46
esphome/components/ethernet/ethernet_component.cpp
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@@ -118,6 +118,10 @@ void EthernetComponent::setup() {
ESPHL_ERROR_CHECK(err, "ETH event handler register error");
err = esp_event_handler_register(IP_EVENT, IP_EVENT_ETH_GOT_IP, &EthernetComponent::got_ip_event_handler, nullptr);
ESPHL_ERROR_CHECK(err, "GOT IP event handler register error");
#if LWIP_IPV6
err = esp_event_handler_register(IP_EVENT, IP_EVENT_GOT_IP6, &EthernetComponent::got_ip6_event_handler, nullptr);
ESPHL_ERROR_CHECK(err, "GOT IP6 event handler register error");
#endif /* LWIP_IPV6 */
/* start Ethernet driver state machine */
err = esp_eth_start(this->eth_handle_);
@@ -160,6 +164,20 @@ void EthernetComponent::loop() {
this->state_ = EthernetComponentState::CONNECTING;
this->start_connect_();
}
#if LWIP_IPV6
else if (this->got_ipv6_) {
esp_ip6_addr_t ip6_addr;
if (esp_netif_get_ip6_global(this->eth_netif_, &ip6_addr) == 0 &&
esp_netif_ip6_get_addr_type(&ip6_addr) == ESP_IP6_ADDR_IS_GLOBAL) {
ESP_LOGCONFIG(TAG, "IPv6 Addr (Global): " IPV6STR, IPV62STR(ip6_addr));
} else {
esp_netif_get_ip6_linklocal(this->eth_netif_, &ip6_addr);
ESP_LOGCONFIG(TAG, " IPv6: " IPV6STR, IPV62STR(ip6_addr));
}
this->got_ipv6_ = false;
}
#endif /* LWIP_IPV6 */
break;
}
}
@@ -254,6 +272,15 @@ void EthernetComponent::got_ip_event_handler(void *arg, esp_event_base_t event_b
ESP_LOGV(TAG, "[Ethernet event] ETH Got IP (num=%" PRId32 ")", event_id);
}
#if LWIP_IPV6
void EthernetComponent::got_ip6_event_handler(void *arg, esp_event_base_t event_base, int32_t event_id,
void *event_data) {
ESP_LOGV(TAG, "[Ethernet event] ETH Got IP6 (num=%d)", event_id);
global_eth_component->got_ipv6_ = true;
global_eth_component->ipv6_count_ += 1;
}
#endif /* LWIP_IPV6 */
void EthernetComponent::start_connect_() {
this->connect_begin_ = millis();
this->status_set_warning();
@@ -316,6 +343,12 @@ void EthernetComponent::start_connect_() {
if (err != ESP_ERR_ESP_NETIF_DHCP_ALREADY_STARTED) {
ESPHL_ERROR_CHECK(err, "DHCPC start error");
}
#if LWIP_IPV6
err = esp_netif_create_ip6_linklocal(this->eth_netif_);
if (err != ESP_OK) {
ESPHL_ERROR_CHECK(err, "IPv6 local failed");
}
#endif /* LWIP_IPV6 */
}
this->connect_begin_ = millis();
@@ -343,6 +376,19 @@ void EthernetComponent::dump_connect_params_() {
ESP_LOGCONFIG(TAG, " DNS2: %s", network::IPAddress(dns_ip2->addr).str().c_str());
#endif
#if LWIP_IPV6
if (this->ipv6_count_ > 0) {
esp_ip6_addr_t ip6_addr;
esp_netif_get_ip6_linklocal(this->eth_netif_, &ip6_addr);
ESP_LOGCONFIG(TAG, " IPv6: " IPV6STR, IPV62STR(ip6_addr));
if (esp_netif_get_ip6_global(this->eth_netif_, &ip6_addr) == 0 &&
esp_netif_ip6_get_addr_type(&ip6_addr) == ESP_IP6_ADDR_IS_GLOBAL) {
ESP_LOGCONFIG(TAG, "IPv6 Addr (Global): " IPV6STR, IPV62STR(ip6_addr));
}
}
#endif /* LWIP_IPV6 */
esp_err_t err;
uint8_t mac[6];