mirror of
https://github.com/espressif/esp-idf.git
synced 2024-10-05 20:47:46 -04:00
5ed4a3dbfb
1. fix the device can not receive IP_EVENT_STA_GOT_IP when the router restarted 2. fix the issue that layer2 node connect to lower-layer node when FIXED-ROOT root disappeared
451 lines
18 KiB
C
451 lines
18 KiB
C
/* Mesh Internal Communication Example
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This example code is in the Public Domain (or CC0 licensed, at your option.)
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Unless required by applicable law or agreed to in writing, this
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software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
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CONDITIONS OF ANY KIND, either express or implied.
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*/
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#include <string.h>
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#include "esp_wifi.h"
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#include "esp_system.h"
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#include "esp_event.h"
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#include "esp_log.h"
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#include "esp_mesh.h"
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#include "esp_mesh_internal.h"
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#include "mesh_light.h"
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#include "nvs_flash.h"
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/*******************************************************
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* Macros
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*******************************************************/
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/*******************************************************
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* Constants
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*******************************************************/
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#define RX_SIZE (1500)
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#define TX_SIZE (1460)
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/*******************************************************
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* Variable Definitions
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*******************************************************/
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static const char *MESH_TAG = "mesh_main";
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static const uint8_t MESH_ID[6] = { 0x77, 0x77, 0x77, 0x77, 0x77, 0x77};
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static uint8_t tx_buf[TX_SIZE] = { 0, };
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static uint8_t rx_buf[RX_SIZE] = { 0, };
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static bool is_running = true;
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static bool is_mesh_connected = false;
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static mesh_addr_t mesh_parent_addr;
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static int mesh_layer = -1;
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static esp_netif_t *netif_sta = NULL;
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mesh_light_ctl_t light_on = {
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.cmd = MESH_CONTROL_CMD,
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.on = 1,
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.token_id = MESH_TOKEN_ID,
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.token_value = MESH_TOKEN_VALUE,
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};
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mesh_light_ctl_t light_off = {
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.cmd = MESH_CONTROL_CMD,
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.on = 0,
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.token_id = MESH_TOKEN_ID,
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.token_value = MESH_TOKEN_VALUE,
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};
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/*******************************************************
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* Function Declarations
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*******************************************************/
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/*******************************************************
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* Function Definitions
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*******************************************************/
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void esp_mesh_p2p_tx_main(void *arg)
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{
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int i;
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esp_err_t err;
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int send_count = 0;
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mesh_addr_t route_table[CONFIG_MESH_ROUTE_TABLE_SIZE];
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int route_table_size = 0;
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mesh_data_t data;
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data.data = tx_buf;
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data.size = sizeof(tx_buf);
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data.proto = MESH_PROTO_BIN;
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data.tos = MESH_TOS_P2P;
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is_running = true;
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while (is_running) {
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/* non-root do nothing but print */
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if (!esp_mesh_is_root()) {
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ESP_LOGI(MESH_TAG, "layer:%d, rtableSize:%d, %s", mesh_layer,
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esp_mesh_get_routing_table_size(),
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(is_mesh_connected && esp_mesh_is_root()) ? "ROOT" : is_mesh_connected ? "NODE" : "DISCONNECT");
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vTaskDelay(10 * 1000 / portTICK_RATE_MS);
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continue;
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}
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esp_mesh_get_routing_table((mesh_addr_t *) &route_table,
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CONFIG_MESH_ROUTE_TABLE_SIZE * 6, &route_table_size);
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if (send_count && !(send_count % 100)) {
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ESP_LOGI(MESH_TAG, "size:%d/%d,send_count:%d", route_table_size,
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esp_mesh_get_routing_table_size(), send_count);
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}
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send_count++;
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tx_buf[25] = (send_count >> 24) & 0xff;
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tx_buf[24] = (send_count >> 16) & 0xff;
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tx_buf[23] = (send_count >> 8) & 0xff;
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tx_buf[22] = (send_count >> 0) & 0xff;
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if (send_count % 2) {
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memcpy(tx_buf, (uint8_t *)&light_on, sizeof(light_on));
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} else {
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memcpy(tx_buf, (uint8_t *)&light_off, sizeof(light_off));
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}
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for (i = 0; i < route_table_size; i++) {
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err = esp_mesh_send(&route_table[i], &data, MESH_DATA_P2P, NULL, 0);
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if (err) {
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ESP_LOGE(MESH_TAG,
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"[ROOT-2-UNICAST:%d][L:%d]parent:"MACSTR" to "MACSTR", heap:%d[err:0x%x, proto:%d, tos:%d]",
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send_count, mesh_layer, MAC2STR(mesh_parent_addr.addr),
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MAC2STR(route_table[i].addr), esp_get_minimum_free_heap_size(),
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err, data.proto, data.tos);
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} else if (!(send_count % 100)) {
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ESP_LOGW(MESH_TAG,
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"[ROOT-2-UNICAST:%d][L:%d][rtableSize:%d]parent:"MACSTR" to "MACSTR", heap:%d[err:0x%x, proto:%d, tos:%d]",
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send_count, mesh_layer,
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esp_mesh_get_routing_table_size(),
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MAC2STR(mesh_parent_addr.addr),
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MAC2STR(route_table[i].addr), esp_get_minimum_free_heap_size(),
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err, data.proto, data.tos);
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}
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}
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/* if route_table_size is less than 10, add delay to avoid watchdog in this task. */
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if (route_table_size < 10) {
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vTaskDelay(1 * 1000 / portTICK_RATE_MS);
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}
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}
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vTaskDelete(NULL);
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}
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void esp_mesh_p2p_rx_main(void *arg)
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{
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int recv_count = 0;
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esp_err_t err;
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mesh_addr_t from;
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int send_count = 0;
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mesh_data_t data;
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int flag = 0;
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data.data = rx_buf;
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data.size = RX_SIZE;
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is_running = true;
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while (is_running) {
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data.size = RX_SIZE;
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err = esp_mesh_recv(&from, &data, portMAX_DELAY, &flag, NULL, 0);
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if (err != ESP_OK || !data.size) {
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ESP_LOGE(MESH_TAG, "err:0x%x, size:%d", err, data.size);
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continue;
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}
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/* extract send count */
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if (data.size >= sizeof(send_count)) {
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send_count = (data.data[25] << 24) | (data.data[24] << 16)
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| (data.data[23] << 8) | data.data[22];
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}
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recv_count++;
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/* process light control */
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mesh_light_process(&from, data.data, data.size);
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if (!(recv_count % 1)) {
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ESP_LOGW(MESH_TAG,
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"[#RX:%d/%d][L:%d] parent:"MACSTR", receive from "MACSTR", size:%d, heap:%d, flag:%d[err:0x%x, proto:%d, tos:%d]",
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recv_count, send_count, mesh_layer,
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MAC2STR(mesh_parent_addr.addr), MAC2STR(from.addr),
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data.size, esp_get_minimum_free_heap_size(), flag, err, data.proto,
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data.tos);
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}
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}
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vTaskDelete(NULL);
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}
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esp_err_t esp_mesh_comm_p2p_start(void)
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{
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static bool is_comm_p2p_started = false;
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if (!is_comm_p2p_started) {
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is_comm_p2p_started = true;
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xTaskCreate(esp_mesh_p2p_tx_main, "MPTX", 3072, NULL, 5, NULL);
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xTaskCreate(esp_mesh_p2p_rx_main, "MPRX", 3072, NULL, 5, NULL);
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}
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return ESP_OK;
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}
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void mesh_event_handler(void *arg, esp_event_base_t event_base,
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int32_t event_id, void *event_data)
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{
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mesh_addr_t id = {0,};
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static uint16_t last_layer = 0;
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switch (event_id) {
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case MESH_EVENT_STARTED: {
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esp_mesh_get_id(&id);
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_MESH_STARTED>ID:"MACSTR"", MAC2STR(id.addr));
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is_mesh_connected = false;
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mesh_layer = esp_mesh_get_layer();
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}
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break;
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case MESH_EVENT_STOPPED: {
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_STOPPED>");
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is_mesh_connected = false;
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mesh_layer = esp_mesh_get_layer();
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}
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break;
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case MESH_EVENT_CHILD_CONNECTED: {
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mesh_event_child_connected_t *child_connected = (mesh_event_child_connected_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_CHILD_CONNECTED>aid:%d, "MACSTR"",
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child_connected->aid,
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MAC2STR(child_connected->mac));
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}
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break;
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case MESH_EVENT_CHILD_DISCONNECTED: {
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mesh_event_child_disconnected_t *child_disconnected = (mesh_event_child_disconnected_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_CHILD_DISCONNECTED>aid:%d, "MACSTR"",
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child_disconnected->aid,
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MAC2STR(child_disconnected->mac));
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}
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break;
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case MESH_EVENT_ROUTING_TABLE_ADD: {
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mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)event_data;
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ESP_LOGW(MESH_TAG, "<MESH_EVENT_ROUTING_TABLE_ADD>add %d, new:%d, layer:%d",
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routing_table->rt_size_change,
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routing_table->rt_size_new, mesh_layer);
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}
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break;
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case MESH_EVENT_ROUTING_TABLE_REMOVE: {
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mesh_event_routing_table_change_t *routing_table = (mesh_event_routing_table_change_t *)event_data;
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ESP_LOGW(MESH_TAG, "<MESH_EVENT_ROUTING_TABLE_REMOVE>remove %d, new:%d, layer:%d",
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routing_table->rt_size_change,
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routing_table->rt_size_new, mesh_layer);
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}
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break;
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case MESH_EVENT_NO_PARENT_FOUND: {
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mesh_event_no_parent_found_t *no_parent = (mesh_event_no_parent_found_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_NO_PARENT_FOUND>scan times:%d",
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no_parent->scan_times);
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}
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/* TODO handler for the failure */
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break;
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case MESH_EVENT_PARENT_CONNECTED: {
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mesh_event_connected_t *connected = (mesh_event_connected_t *)event_data;
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esp_mesh_get_id(&id);
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mesh_layer = connected->self_layer;
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memcpy(&mesh_parent_addr.addr, connected->connected.bssid, 6);
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ESP_LOGI(MESH_TAG,
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"<MESH_EVENT_PARENT_CONNECTED>layer:%d-->%d, parent:"MACSTR"%s, ID:"MACSTR", duty:%d",
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last_layer, mesh_layer, MAC2STR(mesh_parent_addr.addr),
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esp_mesh_is_root() ? "<ROOT>" :
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(mesh_layer == 2) ? "<layer2>" : "", MAC2STR(id.addr), connected->duty);
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last_layer = mesh_layer;
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mesh_connected_indicator(mesh_layer);
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is_mesh_connected = true;
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if (esp_mesh_is_root()) {
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esp_netif_dhcpc_stop(netif_sta);
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esp_netif_dhcpc_start(netif_sta);
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}
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esp_mesh_comm_p2p_start();
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}
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break;
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case MESH_EVENT_PARENT_DISCONNECTED: {
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mesh_event_disconnected_t *disconnected = (mesh_event_disconnected_t *)event_data;
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ESP_LOGI(MESH_TAG,
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"<MESH_EVENT_PARENT_DISCONNECTED>reason:%d",
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disconnected->reason);
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is_mesh_connected = false;
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mesh_disconnected_indicator();
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mesh_layer = esp_mesh_get_layer();
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}
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break;
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case MESH_EVENT_LAYER_CHANGE: {
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mesh_event_layer_change_t *layer_change = (mesh_event_layer_change_t *)event_data;
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mesh_layer = layer_change->new_layer;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_LAYER_CHANGE>layer:%d-->%d%s",
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last_layer, mesh_layer,
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esp_mesh_is_root() ? "<ROOT>" :
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(mesh_layer == 2) ? "<layer2>" : "");
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last_layer = mesh_layer;
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mesh_connected_indicator(mesh_layer);
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}
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break;
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case MESH_EVENT_ROOT_ADDRESS: {
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mesh_event_root_address_t *root_addr = (mesh_event_root_address_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_ROOT_ADDRESS>root address:"MACSTR"",
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MAC2STR(root_addr->addr));
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}
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break;
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case MESH_EVENT_VOTE_STARTED: {
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mesh_event_vote_started_t *vote_started = (mesh_event_vote_started_t *)event_data;
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ESP_LOGI(MESH_TAG,
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"<MESH_EVENT_VOTE_STARTED>attempts:%d, reason:%d, rc_addr:"MACSTR"",
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vote_started->attempts,
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vote_started->reason,
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MAC2STR(vote_started->rc_addr.addr));
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}
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break;
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case MESH_EVENT_VOTE_STOPPED: {
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_VOTE_STOPPED>");
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break;
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}
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case MESH_EVENT_ROOT_SWITCH_REQ: {
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mesh_event_root_switch_req_t *switch_req = (mesh_event_root_switch_req_t *)event_data;
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ESP_LOGI(MESH_TAG,
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"<MESH_EVENT_ROOT_SWITCH_REQ>reason:%d, rc_addr:"MACSTR"",
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switch_req->reason,
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MAC2STR( switch_req->rc_addr.addr));
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}
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break;
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case MESH_EVENT_ROOT_SWITCH_ACK: {
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/* new root */
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mesh_layer = esp_mesh_get_layer();
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esp_mesh_get_parent_bssid(&mesh_parent_addr);
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_ROOT_SWITCH_ACK>layer:%d, parent:"MACSTR"", mesh_layer, MAC2STR(mesh_parent_addr.addr));
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}
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break;
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case MESH_EVENT_TODS_STATE: {
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mesh_event_toDS_state_t *toDs_state = (mesh_event_toDS_state_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_TODS_REACHABLE>state:%d", *toDs_state);
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}
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break;
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case MESH_EVENT_ROOT_FIXED: {
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mesh_event_root_fixed_t *root_fixed = (mesh_event_root_fixed_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_ROOT_FIXED>%s",
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root_fixed->is_fixed ? "fixed" : "not fixed");
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}
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break;
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case MESH_EVENT_ROOT_ASKED_YIELD: {
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mesh_event_root_conflict_t *root_conflict = (mesh_event_root_conflict_t *)event_data;
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ESP_LOGI(MESH_TAG,
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"<MESH_EVENT_ROOT_ASKED_YIELD>"MACSTR", rssi:%d, capacity:%d",
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MAC2STR(root_conflict->addr),
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root_conflict->rssi,
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root_conflict->capacity);
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}
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break;
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case MESH_EVENT_CHANNEL_SWITCH: {
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mesh_event_channel_switch_t *channel_switch = (mesh_event_channel_switch_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_CHANNEL_SWITCH>new channel:%d", channel_switch->channel);
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}
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break;
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case MESH_EVENT_SCAN_DONE: {
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mesh_event_scan_done_t *scan_done = (mesh_event_scan_done_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_SCAN_DONE>number:%d",
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scan_done->number);
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}
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break;
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case MESH_EVENT_NETWORK_STATE: {
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mesh_event_network_state_t *network_state = (mesh_event_network_state_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_NETWORK_STATE>is_rootless:%d",
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network_state->is_rootless);
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}
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break;
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case MESH_EVENT_STOP_RECONNECTION: {
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_STOP_RECONNECTION>");
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}
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break;
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case MESH_EVENT_FIND_NETWORK: {
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mesh_event_find_network_t *find_network = (mesh_event_find_network_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_FIND_NETWORK>new channel:%d, router BSSID:"MACSTR"",
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find_network->channel, MAC2STR(find_network->router_bssid));
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}
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break;
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case MESH_EVENT_ROUTER_SWITCH: {
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mesh_event_router_switch_t *router_switch = (mesh_event_router_switch_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_ROUTER_SWITCH>new router:%s, channel:%d, "MACSTR"",
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router_switch->ssid, router_switch->channel, MAC2STR(router_switch->bssid));
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}
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break;
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case MESH_EVENT_PS_PARENT_DUTY: {
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mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_PS_PARENT_DUTY>duty:%d", ps_duty->duty);
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}
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break;
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case MESH_EVENT_PS_CHILD_DUTY: {
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mesh_event_ps_duty_t *ps_duty = (mesh_event_ps_duty_t *)event_data;
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ESP_LOGI(MESH_TAG, "<MESH_EVENT_PS_CHILD_DUTY>cidx:%d, "MACSTR", duty:%d", ps_duty->child_connected.aid-1,
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MAC2STR(ps_duty->child_connected.mac), ps_duty->duty);
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}
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break;
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default:
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ESP_LOGI(MESH_TAG, "unknown id:%d", event_id);
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break;
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}
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}
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void ip_event_handler(void *arg, esp_event_base_t event_base,
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int32_t event_id, void *event_data)
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{
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ip_event_got_ip_t *event = (ip_event_got_ip_t *) event_data;
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ESP_LOGI(MESH_TAG, "<IP_EVENT_STA_GOT_IP>IP:" IPSTR, IP2STR(&event->ip_info.ip));
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}
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void app_main(void)
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{
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ESP_ERROR_CHECK(mesh_light_init());
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ESP_ERROR_CHECK(nvs_flash_init());
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/* tcpip initialization */
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ESP_ERROR_CHECK(esp_netif_init());
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/* event initialization */
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ESP_ERROR_CHECK(esp_event_loop_create_default());
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/* create network interfaces for mesh (only station instance saved for further manipulation, soft AP instance ignored */
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ESP_ERROR_CHECK(esp_netif_create_default_wifi_mesh_netifs(&netif_sta, NULL));
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/* wifi initialization */
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wifi_init_config_t config = WIFI_INIT_CONFIG_DEFAULT();
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ESP_ERROR_CHECK(esp_wifi_init(&config));
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ESP_ERROR_CHECK(esp_event_handler_register(IP_EVENT, IP_EVENT_STA_GOT_IP, &ip_event_handler, NULL));
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ESP_ERROR_CHECK(esp_wifi_set_storage(WIFI_STORAGE_FLASH));
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ESP_ERROR_CHECK(esp_wifi_start());
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/* mesh initialization */
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ESP_ERROR_CHECK(esp_mesh_init());
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ESP_ERROR_CHECK(esp_event_handler_register(MESH_EVENT, ESP_EVENT_ANY_ID, &mesh_event_handler, NULL));
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/* set mesh topology */
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ESP_ERROR_CHECK(esp_mesh_set_topology(CONFIG_MESH_TOPOLOGY));
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/* set mesh max layer according to the topology */
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ESP_ERROR_CHECK(esp_mesh_set_max_layer(CONFIG_MESH_MAX_LAYER));
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ESP_ERROR_CHECK(esp_mesh_set_vote_percentage(1));
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ESP_ERROR_CHECK(esp_mesh_set_xon_qsize(128));
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#ifdef CONFIG_MESH_ENABLE_PS
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/* Enable mesh PS function */
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ESP_ERROR_CHECK(esp_mesh_enable_ps());
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/* better to increase the associate expired time, if a small duty cycle is set. */
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ESP_ERROR_CHECK(esp_mesh_set_ap_assoc_expire(60));
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/* better to increase the announce interval to avoid too much management traffic, if a small duty cycle is set. */
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ESP_ERROR_CHECK(esp_mesh_set_announce_interval(600, 3300));
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#else
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/* Disable mesh PS function */
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ESP_ERROR_CHECK(esp_mesh_disable_ps());
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ESP_ERROR_CHECK(esp_mesh_set_ap_assoc_expire(10));
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#endif
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mesh_cfg_t cfg = MESH_INIT_CONFIG_DEFAULT();
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/* mesh ID */
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memcpy((uint8_t *) &cfg.mesh_id, MESH_ID, 6);
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/* router */
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cfg.channel = CONFIG_MESH_CHANNEL;
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cfg.router.ssid_len = strlen(CONFIG_MESH_ROUTER_SSID);
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memcpy((uint8_t *) &cfg.router.ssid, CONFIG_MESH_ROUTER_SSID, cfg.router.ssid_len);
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memcpy((uint8_t *) &cfg.router.password, CONFIG_MESH_ROUTER_PASSWD,
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strlen(CONFIG_MESH_ROUTER_PASSWD));
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/* mesh softAP */
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ESP_ERROR_CHECK(esp_mesh_set_ap_authmode(CONFIG_MESH_AP_AUTHMODE));
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cfg.mesh_ap.max_connection = CONFIG_MESH_AP_CONNECTIONS;
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memcpy((uint8_t *) &cfg.mesh_ap.password, CONFIG_MESH_AP_PASSWD,
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strlen(CONFIG_MESH_AP_PASSWD));
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ESP_ERROR_CHECK(esp_mesh_set_config(&cfg));
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/* mesh start */
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ESP_ERROR_CHECK(esp_mesh_start());
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#ifdef CONFIG_MESH_ENABLE_PS
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/* set the device active duty cycle. (default:10, MESH_PS_DEVICE_DUTY_REQUEST) */
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ESP_ERROR_CHECK(esp_mesh_set_active_duty_cycle(CONFIG_MESH_PS_DEV_DUTY, CONFIG_MESH_PS_DEV_DUTY_TYPE));
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/* set the network active duty cycle. (default:10, -1, MESH_PS_NETWORK_DUTY_APPLIED_ENTIRE) */
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ESP_ERROR_CHECK(esp_mesh_set_network_duty_cycle(CONFIG_MESH_PS_NWK_DUTY, CONFIG_MESH_PS_NWK_DUTY_DURATION, CONFIG_MESH_PS_NWK_DUTY_RULE));
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#endif
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ESP_LOGI(MESH_TAG, "mesh starts successfully, heap:%d, %s<%d>%s, ps:%d\n", esp_get_minimum_free_heap_size(),
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esp_mesh_is_root_fixed() ? "root fixed" : "root not fixed",
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esp_mesh_get_topology(), esp_mesh_get_topology() ? "(chain)":"(tree)", esp_mesh_is_ps_enabled());
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}
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