openthread: ot extension command refactor

2025-12-06 00:59:30 +01:00 · 2022-01-04 20:45:37 +08:00
parent dae8bdb60b
commit 3262d74513
23 changed files with 315 additions and 311 deletions
--- a/examples/openthread/extension_command/src/esp_ot_tcp_socket.c
+++ b/examples/openthread/extension_command/src/esp_ot_tcp_socket.c
@@ -0,0 +1,162 @@
+/*
+ * SPDX-FileCopyrightText: 2021-2022 Espressif Systems (Shanghai) CO LTD
+ *
+ * SPDX-License-Identifier: CC0-1.0
+ *
+ * OpenThread Command Line Example
+ *
+ * This example code is in the Public Domain (or CC0 licensed, at your option.)
+ *
+ * Unless required by applicable law or agreed to in writing, this
+ * software is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+ * CONDITIONS OF ANY KIND, either express or implied.
+*/
+
+#include "esp_check.h"
+#include "esp_err.h"
+#include "esp_log.h"
+#include "esp_ot_tcp_socket.h"
+#include "lwip/err.h"
+#include "lwip/sockets.h"
+
+#define TAG "ot_socket"
+
+static void tcp_socket_server_task(void *pvParameters)
+{
+    char addr_str[128];
+    char rx_buffer[128];
+    esp_err_t ret = ESP_OK;
+    int err = 0;
+    int len = 0;
+    int listen_sock;
+    int opt = 1;
+    int port = CONFIG_OPENTHREAD_CLI_TCP_SERVER_PORT;
+    int client_sock = 0;
+    struct timeval timeout = { 0 };
+    struct sockaddr_storage source_addr; // Large enough for both IPv6
+    struct sockaddr_in6 listen_addr = { 0 };
+    // The TCP server listen at the address "::", which means all addresses can be listened to.
+    inet6_aton("::", &listen_addr.sin6_addr);
+    listen_addr.sin6_family = AF_INET6;
+    listen_addr.sin6_port = htons(port);
+
+    listen_sock = socket(AF_INET6, SOCK_STREAM, IPPROTO_IPV6);
+    ESP_GOTO_ON_FALSE((listen_sock >= 0), ESP_OK, exit, TAG, "Unable to create socket: errno %d", errno);
+
+    setsockopt(listen_sock, SOL_SOCKET, SO_REUSEADDR, &opt, sizeof(opt));
+    // Note that by default IPV6 binds to both protocols, it is must be disabled
+    // if both protocols used at the same time (used in CI)
+    setsockopt(listen_sock, IPPROTO_IPV6, IPV6_V6ONLY, &opt, sizeof(opt));
+
+    ESP_LOGI(TAG, "Socket created");
+
+    err = bind(listen_sock, (struct sockaddr *)&listen_addr, sizeof(struct sockaddr_in6) );
+    ESP_GOTO_ON_FALSE((err == 0), ESP_FAIL, exit, TAG, "Socket unable to bind: errno %d, IPPROTO: %d", errno, AF_INET6);
+    ESP_LOGI(TAG, "Socket bound, port %d", port);
+
+    err = listen(listen_sock, 1);
+    ESP_GOTO_ON_FALSE((err == 0), ESP_FAIL, exit, TAG, "Error occurred during listen: errno %d", errno);
+
+    //blocking-mode accept, set timeout 30 seconds
+    timeout.tv_sec = 30;
+    setsockopt(listen_sock, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(timeout));
+
+    ESP_LOGI(TAG, "Socket listening, timeout is 30 seconds");
+
+    socklen_t addr_len = sizeof(source_addr);
+    client_sock = accept(listen_sock, (struct sockaddr *)&source_addr, &addr_len);
+    ESP_GOTO_ON_FALSE((client_sock >= 0), ESP_FAIL, exit, TAG, "Unable to accept connection: errno %d", errno);
+
+    ESP_GOTO_ON_FALSE((err >= 0), ESP_FAIL, exit, TAG, "Error occurred during sending: errno %d", errno);
+
+    //blocking-mode receive, set timeout 30 seconds
+    timeout.tv_sec = 30;
+    setsockopt(client_sock, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(timeout));
+
+    len = recv(client_sock, rx_buffer, sizeof(rx_buffer) - 1, 0);
+    // Error occurred during receiving
+    ESP_GOTO_ON_FALSE((len >= 0), ESP_FAIL, exit, TAG, "recv failed: errno %d", errno);
+    // Data received
+    rx_buffer[len] = 0; // Null-terminate whatever we received and treat like a string
+    ESP_LOGI(TAG, "Received %d bytes from client:", len);
+    ESP_LOGI(TAG, "%s", rx_buffer);
+
+    // Convert ip address to string
+    inet6_ntoa_r(((struct sockaddr_in6 *)&source_addr)->sin6_addr, addr_str, sizeof(addr_str) - 1);
+    ESP_LOGI(TAG, "Socket accepted ip address: %s", addr_str);
+exit:
+    if (ret != ESP_OK || listen_sock != -1) {
+        shutdown(listen_sock, 0);
+        close(listen_sock);
+    }
+    if (client_sock != -1) {
+        shutdown(client_sock, 0);
+        close(client_sock);
+    }
+    ESP_LOGI(TAG, "Socket server is closed.");
+    vTaskDelete(NULL);
+}
+
+static void tcp_socket_client_task(void *pvParameters)
+{
+    char *host_ip = (char *)pvParameters;
+    char *payload = "This message is from client\n";
+    char rx_buffer[128];
+    esp_err_t ret = ESP_OK;
+    int client_sock;
+    int err = 0;
+    int len = 0;
+    int port = CONFIG_OPENTHREAD_CLI_TCP_SERVER_PORT;
+    struct sockaddr_in6 dest_addr = { 0 };
+
+    inet6_aton(host_ip, &dest_addr.sin6_addr);
+    dest_addr.sin6_family = AF_INET6;
+    dest_addr.sin6_port = htons(port);
+
+    client_sock = socket(AF_INET6, SOCK_STREAM, IPPROTO_IPV6);
+    ESP_GOTO_ON_FALSE((client_sock >= 0), ESP_OK, exit, TAG, "Unable to create socket: errno %d", errno);
+
+    ESP_LOGI(TAG, "Socket created, connecting to %s:%d", host_ip, port);
+
+    err = connect(client_sock, (struct sockaddr *)&dest_addr, sizeof(struct sockaddr_in6));
+    ESP_GOTO_ON_FALSE((err == 0), ESP_FAIL, exit, TAG, "Socket unable to connect: errno %d", errno);
+    ESP_LOGI(TAG, "Successfully connected");
+
+    len = send(client_sock, payload, strlen(payload), 0);
+    ESP_GOTO_ON_FALSE((len >= 0), ESP_FAIL, exit, TAG, "Error occurred during sending: errno %d", errno);
+
+    len = recv(client_sock, rx_buffer, sizeof(rx_buffer) - 1, 0);
+    // Error occurred during receiving
+    ESP_GOTO_ON_FALSE((len >= 0), ESP_FAIL, exit, TAG, "recv failed: errno %d", errno);
+    // Data received
+    rx_buffer[len] = 0; // Null-terminate whatever we received and treat like a string
+    ESP_LOGI(TAG, "Received %d bytes from %s", len, host_ip);
+    ESP_LOGI(TAG, "%s", rx_buffer);
+
+exit:
+    if (ret != ESP_OK || client_sock != -1) {
+        shutdown(client_sock, 0);
+        close(client_sock);
+    }
+    ESP_LOGI(TAG, "Socket client is closed.");
+    vTaskDelete(NULL);
+}
+
+void esp_ot_process_tcp_server(void *aContext, uint8_t aArgsLength, char *aArgs[])
+{
+    (void)(aContext);
+    (void)(aArgsLength);
+    (void)(*aArgs);
+    xTaskCreate(tcp_socket_server_task, "ot_tcp_scoket_server", 4096, xTaskGetCurrentTaskHandle(), 4, NULL);
+}
+
+void esp_ot_process_tcp_client(void *aContext, uint8_t aArgsLength, char *aArgs[])
+{
+    (void)(aContext);
+    (void)(aArgsLength);
+    if (aArgsLength == 0) {
+        ESP_LOGE(TAG, "Invalid arguments.");
+    } else {
+        xTaskCreate(tcp_socket_client_task, "ot_tcp_socket_client", 4096, aArgs[0], 4, NULL);
+    }
+}