651 lines
26 KiB
C
651 lines
26 KiB
C
/*
|
|
* 这个例程适用于不支持通过pthread函数在主线程外开独立的固件下载线程的设备
|
|
* 它演示了用SDK配置MQTT参数并建立连接, 并在接收到OTA的mqtt消息后开始下载升级固件的过程
|
|
* 同时, 它演示了如何将固件的大小分为两半, 每次下载一半的做法. 用户可以进一步将固件分成更多更小的分段
|
|
*
|
|
* 需要用户关注或修改的部分, 已用 `TODO` 在注释中标明
|
|
*
|
|
*/
|
|
|
|
/* TODO: 本例子用到了sleep函数, 所以包含了unistd.h. 如果用户自己的库中有可以替代的函数, 则可以将unistd.h替换掉
|
|
*
|
|
* 本例子用到了malloc/free函数, 所以用到了stdlib.h, 用户如果自己库中有可以替代的函数, 则需要将stdlib.h替换掉
|
|
*
|
|
*/
|
|
#include <stdio.h>
|
|
#include <string.h>
|
|
#include <stdlib.h>
|
|
|
|
#include "aiot_state_api.h"
|
|
#include "aiot_sysdep_api.h"
|
|
#include "aiot_mqtt_api.h"
|
|
#include "aiot_ota_api.h"
|
|
|
|
#include "ali_demo.h"
|
|
#include "ql_api_osi.h"
|
|
#include "ql_api_nw.h"
|
|
#include "ali_demo.h"
|
|
#include "ql_log.h"
|
|
#include "ql_api_datacall.h"
|
|
#include "sockets.h"
|
|
#include "lwip/ip_addr.h"
|
|
#include "lwip/ip6_addr.h"
|
|
|
|
#include "lwip/netdb.h"
|
|
#include "lwip/netif.h"
|
|
#include "lwip/inet.h"
|
|
#include "lwip/tcp.h"
|
|
#include "ql_fs.h"
|
|
#include "ql_power.h"
|
|
#include "ql_api_fota.h"
|
|
|
|
#define QL_SOCKET_LOG_LEVEL QL_LOG_LEVEL_INFO
|
|
#define uart_printf(msg, ...) QL_LOG(QL_SOCKET_LOG_LEVEL, "linkSDK ", msg, ##__VA_ARGS__)
|
|
|
|
#define fota_model_profile_idx 1
|
|
|
|
/* TODO: 替换为自己设备的三元组 */
|
|
static char *product_key = "a1TSu2F29co";
|
|
static char *device_name = "000001";
|
|
static char *device_secret = "bd220c3a9c6a5b3f5921485d091497e1";
|
|
int fotafile_handle = 0;
|
|
static char *cur_version = "1.0.0";
|
|
char fota_file_name[100] = "UFS:/fota.pack";
|
|
|
|
/* 位于external/ali_ca_cert.c中的服务器证书 */
|
|
extern const char *ali_ca_cert;
|
|
static void *g_ota_handle = NULL;
|
|
static void *g_dl_handle = NULL;
|
|
static uint32_t g_firmware_size = 0;
|
|
ql_task_t ql_alisdk_fota_task_ref;
|
|
|
|
/* 位于portfiles/aiot_port文件夹下的系统适配函数集合 */
|
|
extern aiot_sysdep_portfile_t g_aiot_sysdep_portfile;
|
|
int fota_basic_image_verify( char *fotaFilePath);
|
|
|
|
|
|
static int datacall_satrt(void)
|
|
{
|
|
int ret = 0;
|
|
int i = 0;
|
|
ql_data_call_info_s info;
|
|
char ip4_addr_str[16] = {0};
|
|
uint8_t nSim = 0;
|
|
|
|
ql_rtos_task_sleep_s(10);
|
|
uart_printf("========== socket demo start ==========");
|
|
uart_printf("wait for network register done");
|
|
|
|
while ((ret = ql_network_register_wait(nSim, 120)) != 0 && i < 10)
|
|
{
|
|
i++;
|
|
ql_rtos_task_sleep_s(1);
|
|
}
|
|
if (ret == 0)
|
|
{
|
|
i = 0;
|
|
uart_printf("====network registered!!!!====");
|
|
}
|
|
else
|
|
{
|
|
uart_printf("====network register failure!!!!!====");
|
|
goto exit;
|
|
}
|
|
|
|
ql_set_data_call_asyn_mode(nSim, fota_model_profile_idx, 0);
|
|
|
|
uart_printf("===start data call====");
|
|
ret = ql_start_data_call(nSim, fota_model_profile_idx, QL_PDP_TYPE_IP, "uninet", NULL, NULL, 0);
|
|
uart_printf("===data call result:%d", ret);
|
|
if (ret != 0)
|
|
{
|
|
uart_printf("====data call failure!!!!=====");
|
|
}
|
|
memset(&info, 0x00, sizeof(ql_data_call_info_s));
|
|
|
|
ret = ql_get_data_call_info(nSim, fota_model_profile_idx, &info);
|
|
if (ret != 0)
|
|
{
|
|
uart_printf("ql_get_data_call_info ret: %d", ret);
|
|
ql_stop_data_call(nSim, fota_model_profile_idx);
|
|
goto exit;
|
|
}
|
|
uart_printf("info->mqtt_profile_idx: %d", info.profile_idx);
|
|
uart_printf("info->ip_version: %d", info.ip_version);
|
|
|
|
uart_printf("info->v4.state: %d", info.v4.state);
|
|
inet_ntop(AF_INET, &info.v4.addr.ip, ip4_addr_str, sizeof(ip4_addr_str));
|
|
uart_printf("info.v4.addr.ip: %s\r\n", ip4_addr_str);
|
|
|
|
inet_ntop(AF_INET, &info.v4.addr.pri_dns, ip4_addr_str, sizeof(ip4_addr_str));
|
|
uart_printf("info.v4.addr.pri_dns: %s\r\n", ip4_addr_str);
|
|
|
|
inet_ntop(AF_INET, &info.v4.addr.sec_dns, ip4_addr_str, sizeof(ip4_addr_str));
|
|
uart_printf("info.v4.addr.sec_dns: %s\r\n", ip4_addr_str);
|
|
|
|
return 0;
|
|
exit:
|
|
return -1;
|
|
}
|
|
|
|
/* TODO: 如果要关闭日志, 就把这个函数实现为空, 如果要减少日志, 可根据code选择不打印
|
|
*
|
|
* 例如: [1578463098.611][LK-0309] pub: /ota/device/upgrade/a13FN5TplKq/ota_demo
|
|
*
|
|
* 上面这条日志的code就是0309(十六进制), code值的定义见core/aiot_state_api.h
|
|
*
|
|
*/
|
|
|
|
/* 日志回调函数, SDK的日志会从这里输出 */
|
|
static int32_t demo_state_logcb(int32_t code, char *message)
|
|
{
|
|
/* 下载固件的时候会有大量的HTTP收包日志, 通过code筛选出来关闭 */
|
|
if (STATE_HTTP_LOG_RECV_CONTENT != code) {
|
|
uart_printf("%s", message);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* MQTT事件回调函数, 当网络连接/重连/断开时被触发, 事件定义见core/aiot_mqtt_api.h */
|
|
static void demo_mqtt_event_handler(void *handle, const aiot_mqtt_event_t *const event, void *userdata)
|
|
{
|
|
switch (event->type) {
|
|
/* SDK因为用户调用了aiot_mqtt_connect()接口, 与mqtt服务器建立连接已成功 */
|
|
case AIOT_MQTTEVT_CONNECT: {
|
|
uart_printf("AIOT_MQTTEVT_CONNECT\r\n");
|
|
/* TODO: 处理SDK建连成功, 不可以在这里调用耗时较长的阻塞函数 */
|
|
}
|
|
break;
|
|
|
|
/* SDK因为网络状况被动断连后, 自动发起重连已成功 */
|
|
case AIOT_MQTTEVT_RECONNECT: {
|
|
uart_printf("AIOT_MQTTEVT_RECONNECT\r\n");
|
|
/* TODO: 处理SDK重连成功, 不可以在这里调用耗时较长的阻塞函数 */
|
|
}
|
|
break;
|
|
|
|
/* SDK因为网络的状况而被动断开了连接, network是底层读写失败, heartbeat是没有按预期得到服务端心跳应答 */
|
|
case AIOT_MQTTEVT_DISCONNECT: {
|
|
char *cause = (event->data.disconnect == AIOT_MQTTDISCONNEVT_NETWORK_DISCONNECT) ? ("network disconnect") :
|
|
("heartbeat disconnect");
|
|
uart_printf("AIOT_MQTTEVT_DISCONNECT: %s\r\n", cause);
|
|
/* TODO: 处理SDK被动断连, 不可以在这里调用耗时较长的阻塞函数 */
|
|
}
|
|
break;
|
|
default: {
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
/* MQTT默认消息处理回调, 当SDK从服务器收到MQTT消息时, 且无对应用户回调处理时被调用 */
|
|
static void demo_mqtt_default_recv_handler(void *handle, const aiot_mqtt_recv_t *const packet, void *userdata)
|
|
{
|
|
switch (packet->type) {
|
|
case AIOT_MQTTRECV_HEARTBEAT_RESPONSE: {
|
|
uart_printf("heartbeat response\r\n");
|
|
/* TODO: 处理服务器对心跳的回应, 一般不处理 */
|
|
}
|
|
break;
|
|
case AIOT_MQTTRECV_SUB_ACK: {
|
|
uart_printf("suback, res: -0x%04X, packet id: %d, max qos: %d\r\n",
|
|
-packet->data.sub_ack.res, packet->data.sub_ack.packet_id, packet->data.sub_ack.max_qos);
|
|
/* TODO: 处理服务器对订阅请求的回应, 一般不处理 */
|
|
}
|
|
break;
|
|
case AIOT_MQTTRECV_PUB: {
|
|
uart_printf("pub, qos: %d, topic: %d %s\r\n", packet->data.pub.qos, packet->data.pub.topic_len, packet->data.pub.topic);
|
|
uart_printf("pub, payload: %d %s\r\n", packet->data.pub.payload_len, packet->data.pub.payload);
|
|
/* TODO: 处理服务器下发的业务报文 */
|
|
}
|
|
break;
|
|
case AIOT_MQTTRECV_PUB_ACK: {
|
|
uart_printf("puback, packet id: %d\r\n", packet->data.pub_ack.packet_id);
|
|
/* TODO: 处理服务器对QoS1上报消息的回应, 一般不处理 */
|
|
}
|
|
break;
|
|
default: {
|
|
|
|
}
|
|
}
|
|
}
|
|
|
|
/* 下载收包回调, 用户调用 aiot_download_recv() 后, SDK收到数据会进入这个函数, 把下载到的数据交给用户 */
|
|
/* TODO: 一般来说, 设备升级时, 会在这个回调中, 把下载到的数据写到Flash上 */
|
|
static void user_download_recv_handler(void *handle, const aiot_download_recv_t *packet, void *userdata)
|
|
{
|
|
int32_t percent = 0;
|
|
int32_t last_percent = 0;
|
|
uint32_t data_buffer_len = 0;
|
|
int64 file_free_size = 0;
|
|
/* 目前只支持 packet->type 为 AIOT_DLRECV_HTTPBODY 的情况 */
|
|
if (!packet || AIOT_DLRECV_HTTPBODY != packet->type) {
|
|
return;
|
|
}
|
|
percent = packet->data.percent;
|
|
|
|
/* 如果 percent 为负数, 说明发生了收包异常或者digest校验错误 */
|
|
if (percent < 0) {
|
|
/* digest校验错误 */
|
|
uart_printf("exception happend, percent is %d\r\n", percent);
|
|
if (userdata) {
|
|
free(userdata);
|
|
}
|
|
return;
|
|
}
|
|
|
|
/* userdata可以存放 demo_download_recv_handler() 的不同次进入之间, 需要共享的数据 */
|
|
/* 这里用来存放上一次进入本回调函数时, 下载的固件进度百分比 */
|
|
if (userdata) {
|
|
last_percent = *((uint32_t *)(userdata));
|
|
}
|
|
data_buffer_len = packet->data.len;
|
|
|
|
/*
|
|
* TODO: 下载一段固件成功, 这个时候, 用户应该将
|
|
* 起始地址为 packet->data.buffer, 长度为 packet->data.len 的内存, 保存到flash上
|
|
*
|
|
* 如果烧写flash失败, 还应该调用 aiot_download_report_progress(handle, -4) 将失败上报给云平台
|
|
* 备注:协议中, 与云平台商定的错误码在 aiot_ota_protocol_errcode_t 类型中, 例如
|
|
* -1: 表示升级失败
|
|
* -2: 表示下载失败
|
|
* -3: 表示校验失败
|
|
* -4: 表示烧写失败
|
|
*
|
|
* 详情可见 https://help.aliyun.com/document_detail/85700.html
|
|
*/
|
|
file_free_size = ql_fs_free_size(fota_file_name);
|
|
if(file_free_size > packet->data.len)
|
|
{
|
|
ql_rtos_task_sleep_ms(1);
|
|
int ret = ql_fwrite(packet->data.buffer, packet->data.len,1,fotafile_handle);
|
|
if(ret < 0)//-2: 表示下载失败
|
|
{
|
|
aiot_download_report_progress(handle, AIOT_OTAERR_FETCH_FAILED);
|
|
}
|
|
}
|
|
/* percent 入参的值为 100 时, 说明SDK已经下载固件内容全部完成 */
|
|
if (percent == 100)
|
|
{
|
|
int ret = fota_basic_image_verify(fota_file_name);
|
|
if(QL_FOTA_SUCCESS != ret)//-3: 表示校验失败
|
|
{
|
|
aiot_download_report_progress(handle, AIOT_OTAERR_CHECKSUM_MISMATCH);
|
|
}
|
|
/* 上报版本号 */
|
|
/*
|
|
* TODO: 这个时候, 一般用户就应该完成所有的固件烧录, 保存当前工作, 重启设备, 切换到新的固件上启动了
|
|
* 并且, 新的固件必须要以
|
|
*
|
|
* aiot_ota_report_version(g_ota_handle, new_version);
|
|
*
|
|
* 这样的操作, 将升级后的新版本号(比如1.0.0升到1.1.0, 则new_version的值是"1.1.0")上报给云平台
|
|
* 云平台收到了新的版本号上报后, 才会判定升级成功, 否则会认为本次升级失败了
|
|
*
|
|
*/
|
|
}
|
|
|
|
/* 简化输出, 只有距离上次的下载进度增加5%以上时, 才会打印进度, 并向服务器上报进度 */
|
|
if (percent - last_percent >= 5 || percent == 100) {
|
|
uart_printf("download %03d%% done, +%d bytes\r\n", percent, data_buffer_len);
|
|
aiot_download_report_progress(handle, percent);
|
|
|
|
if (userdata)
|
|
{
|
|
*((uint32_t *)(userdata)) = percent;
|
|
}
|
|
if (percent == 100 && userdata) {
|
|
free(userdata);
|
|
}
|
|
}
|
|
}
|
|
|
|
/* 用户通过 aiot_ota_setopt() 注册的OTA消息处理回调, 如果SDK收到了OTA相关的MQTT消息, 会自动识别, 调用这个回调函数 */
|
|
static void user_ota_recv_handler(void *ota_handle, aiot_ota_recv_t *ota_msg, void *userdata)
|
|
{
|
|
switch (ota_msg->type) {
|
|
case AIOT_OTARECV_FOTA: {
|
|
uint16_t port = 443;
|
|
uint32_t max_buffer_len = 2048;
|
|
aiot_sysdep_network_cred_t cred;
|
|
void *dl_handle = NULL;
|
|
void *last_percent = NULL;
|
|
int res;
|
|
int pdp;
|
|
|
|
if (NULL == ota_msg->task_desc) {
|
|
break;
|
|
}
|
|
|
|
dl_handle = aiot_download_init();
|
|
if (NULL == dl_handle) {
|
|
break;
|
|
}
|
|
|
|
/* 指明下载时建立http连接的pdp通道,quectel平台须执行此操作*/
|
|
pdp = fota_model_profile_idx;
|
|
res= aiot_download_setopt(dl_handle, AIOT_DLOPT_PROFILE_IDX, (void *)&pdp);
|
|
if (res != STATE_SUCCESS)
|
|
{
|
|
uart_printf("%s : line : %d aiot_download_setopt failed!!\r\n", __func__, __LINE__);
|
|
aiot_download_deinit(&dl_handle);
|
|
free(last_percent);
|
|
break;
|
|
}
|
|
|
|
last_percent = malloc(sizeof(uint32_t));
|
|
if (NULL == last_percent) {
|
|
aiot_download_deinit(&dl_handle);
|
|
break;
|
|
}
|
|
memset(last_percent, 0, sizeof(uint32_t));
|
|
|
|
uart_printf("OTA target firmware version: %s, size: %u Bytes\r\n", ota_msg->task_desc->version,
|
|
ota_msg->task_desc->size_total);
|
|
cur_version = ota_msg->task_desc->version;
|
|
g_firmware_size = ota_msg->task_desc->size_total;
|
|
|
|
memset(&cred, 0, sizeof(aiot_sysdep_network_cred_t));
|
|
cred.option = AIOT_SYSDEP_NETWORK_CRED_SVRCERT_CA;
|
|
cred.max_tls_fragment = 16384;
|
|
cred.x509_server_cert = ali_ca_cert;
|
|
cred.x509_server_cert_len = strlen(ali_ca_cert);
|
|
uint32_t end = g_firmware_size / 2;
|
|
/* 设置下载时为TLS下载 */
|
|
if ((STATE_SUCCESS != aiot_download_setopt(dl_handle, AIOT_DLOPT_NETWORK_CRED, (void *)(&cred)))
|
|
/* 设置下载时访问的服务器端口号 */
|
|
|| (STATE_SUCCESS != aiot_download_setopt(dl_handle, AIOT_DLOPT_NETWORK_PORT, (void *)(&port)))
|
|
/* 设置下载的任务信息, 通过输入参数 ota_msg 中的 task_desc 成员得到, 内含下载地址, 固件大小, 固件签名等 */
|
|
|| (STATE_SUCCESS != aiot_download_setopt(dl_handle, AIOT_DLOPT_TASK_DESC, (void *)(ota_msg->task_desc)))
|
|
/* 设置下载内容到达时, SDK将调用的回调函数 */
|
|
|| (STATE_SUCCESS != aiot_download_setopt(dl_handle, AIOT_DLOPT_RECV_HANDLER, (void *)(user_download_recv_handler)))
|
|
/* 设置单次下载最大的buffer长度, 每当这个长度的内存读满了后会通知用户 */
|
|
|| (STATE_SUCCESS != aiot_download_setopt(dl_handle, AIOT_DLOPT_BODY_BUFFER_MAX_LEN, (void *)(&max_buffer_len)))
|
|
/* 设置 AIOT_DLOPT_RECV_HANDLER 的不同次调用之间共享的数据, 比如例程把进度存在这里 */
|
|
|| (STATE_SUCCESS != aiot_download_setopt(dl_handle, AIOT_DLOPT_USERDATA, (void *)last_percent))
|
|
/* 指明下载方式是按照range下载, 并且当前只下载一半 */
|
|
|| (STATE_SUCCESS != aiot_download_setopt(dl_handle, AIOT_DLOPT_RANGE_END, (void *)&end))
|
|
/* 发送http的GET请求给http服务器 */
|
|
|| (STATE_SUCCESS != aiot_download_send_request(dl_handle))) {
|
|
uart_printf("%s : line : %d aiot_download_setopt failed!!\r\n",__func__, __LINE__);
|
|
aiot_download_deinit(&dl_handle);
|
|
free(last_percent);
|
|
break;
|
|
}
|
|
g_dl_handle = dl_handle;
|
|
break;
|
|
}
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
|
|
static void ql_alisdk_fota_task(void *arg)
|
|
{
|
|
int32_t res = STATE_SUCCESS;
|
|
void *mqtt_handle = NULL;
|
|
char *url = "iot-as-mqtt.cn-shanghai.aliyuncs.com"; /* 阿里云平台上海站点的域名后缀 */
|
|
char host[100] = {0}; /* 用这个数组拼接设备连接的云平台站点全地址, 规则是 ${productKey}.iot-as-mqtt.cn-shanghai.aliyuncs.com */
|
|
uint16_t port = 443; /* 无论设备是否使用TLS连接阿里云平台, 目的端口都是443 */
|
|
aiot_sysdep_network_cred_t cred; /* 安全凭据结构体, 如果要用TLS, 这个结构体中配置CA证书等参数 */
|
|
|
|
void *ota_handle = NULL;
|
|
uint32_t timeout_ms = 0;
|
|
|
|
if (fotafile_handle <= 0)
|
|
{
|
|
fotafile_handle = ql_fopen(fota_file_name, "w+");
|
|
if(fotafile_handle < 0)
|
|
{
|
|
uart_printf("open file:[%s] fail fd:[%d]\r\n",fota_file_name,fotafile_handle);
|
|
return ;
|
|
}
|
|
}
|
|
/*执行拨号操作，设备联网*/
|
|
if(datacall_satrt() != 0)
|
|
goto exit;
|
|
|
|
/* 配置SDK的底层依赖 */
|
|
aiot_sysdep_set_portfile(&g_aiot_sysdep_portfile);
|
|
|
|
/* 配置SDK的日志输出 */
|
|
aiot_state_set_logcb(demo_state_logcb);
|
|
|
|
/* 创建SDK的安全凭据, 用于建立TLS连接 */
|
|
memset(&cred, 0, sizeof(aiot_sysdep_network_cred_t));
|
|
cred.option = AIOT_SYSDEP_NETWORK_CRED_SVRCERT_CA; /* 使用RSA证书校验MQTT服务端 */
|
|
cred.max_tls_fragment = 16384; /* 最大的分片长度为16K, 其它可选值还有4K, 2K, 1K, 0.5K */
|
|
cred.sni_enabled = 1; /* TLS建连时, 支持Server Name Indicator */
|
|
cred.x509_server_cert = ali_ca_cert; /* 用来验证MQTT服务端的RSA根证书 */
|
|
cred.x509_server_cert_len = strlen(ali_ca_cert); /* 用来验证MQTT服务端的RSA根证书长度 */
|
|
|
|
/* 创建1个MQTT客户端实例并内部初始化默认参数 */
|
|
mqtt_handle = aiot_mqtt_init();
|
|
if (mqtt_handle == NULL) {
|
|
goto exit;
|
|
}
|
|
|
|
snprintf(host, 100, "%s.%s", product_key, url);
|
|
/* 配置MQTT服务器地址 */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_HOST, (void *)host);
|
|
/* 配置MQTT服务器端口 */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_PORT, (void *)&port);
|
|
/* 配置设备productKey */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_PRODUCT_KEY, (void *)product_key);
|
|
/* 配置设备deviceName */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_DEVICE_NAME, (void *)device_name);
|
|
/* 配置设备deviceSecret */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_DEVICE_SECRET, (void *)device_secret);
|
|
/* 配置网络连接的安全凭据, 上面已经创建好了 */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_NETWORK_CRED, (void *)&cred);
|
|
/* 配置MQTT默认消息接收回调函数 */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_RECV_HANDLER, (void *)demo_mqtt_default_recv_handler);
|
|
/* 配置MQTT事件回调函数 */
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_EVENT_HANDLER, (void *)demo_mqtt_event_handler);
|
|
|
|
/* 配置MQTT连接超时时间 */
|
|
int time_delay_ms = 5000;
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_CONNECT_TIMEOUT_MS, (void *)&time_delay_ms);
|
|
/* 配置拨号profile_idx信息(quectel平台必须执行此操作)*/
|
|
int pdp = fota_model_profile_idx;
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_PROFILE_IDX, (void *)&pdp);
|
|
|
|
/* 与MQTT例程不同的是, 这里需要增加创建OTA会话实例的语句 */
|
|
ota_handle = aiot_ota_init();
|
|
if (NULL == ota_handle) {
|
|
goto exit;
|
|
}
|
|
|
|
/* 用以下语句, 把OTA会话和MQTT会话关联起来 */
|
|
aiot_ota_setopt(ota_handle, AIOT_OTAOPT_MQTT_HANDLE, mqtt_handle);
|
|
/* 用以下语句, 设置OTA会话的数据接收回调, SDK收到OTA相关推送时, 会进入这个回调函数 */
|
|
aiot_ota_setopt(ota_handle, AIOT_OTAOPT_RECV_HANDLER, user_ota_recv_handler);
|
|
g_ota_handle = ota_handle;
|
|
|
|
/* 与服务器建立MQTT连接 */
|
|
res = aiot_mqtt_connect(mqtt_handle);
|
|
if (res < STATE_SUCCESS) {
|
|
uart_printf("aiot_mqtt_connect failed: -0x%04X\r\n", -res);
|
|
/* 尝试建立连接失败, 销毁MQTT实例, 回收资源 */
|
|
goto exit;
|
|
}
|
|
/*
|
|
* 如果烧写flash失败, 还应该调用 aiot_download_report_progress(handle, -4) 将失败上报给云平台
|
|
* 备注:协议中, 与云平台商定的错误码在 aiot_ota_protocol_errcode_t 类型中, 例如
|
|
* -1: 表示升级失败
|
|
* -2: 表示下载失败
|
|
* -3: 表示校验失败
|
|
* -4: 表示烧写失败
|
|
*/
|
|
ql_fota_result_e p_fota_result = 0;
|
|
if( QL_FOTA_SUCCESS == ql_fota_get_result(&p_fota_result) && QL_FOTA_READY == p_fota_result )//-1: 表示升级失败
|
|
{
|
|
uart_printf("Upgrade failed");
|
|
aiot_download_report_progress(ota_handle, AIOT_OTAERR_UPGRADE_FAILED);
|
|
}
|
|
/* TODO: 非常重要!!!
|
|
*
|
|
* cur_version 要根据用户实际情况, 改成从设备的配置区获取, 要反映真实的版本号, 而不能像示例这样写为固定值
|
|
*
|
|
* 1. 如果设备从未上报过版本号, 在控制台网页将无法部署升级任务
|
|
* 2. 如果设备升级完成后, 上报的不是新的版本号, 在控制台网页将会显示升级失败
|
|
*
|
|
*/
|
|
|
|
/* 演示MQTT连接建立起来之后, 就可以上报当前设备的版本号了 */
|
|
res = aiot_ota_report_version(ota_handle, cur_version);
|
|
if (res < STATE_SUCCESS) {
|
|
uart_printf("report version failed, code is -0x%04X\r\n", -res);
|
|
}
|
|
|
|
while (1) {
|
|
res = aiot_mqtt_process(mqtt_handle);
|
|
if (res == STATE_USER_INPUT_EXEC_DISABLED)
|
|
{
|
|
uart_printf("download failed, error code is %d, exit!\r\n", res);
|
|
break;
|
|
}
|
|
res = aiot_mqtt_recv(mqtt_handle);
|
|
|
|
if (res == STATE_SYS_DEPEND_NWK_CLOSED) {
|
|
ql_rtos_task_sleep_s(1);
|
|
}
|
|
if (NULL != g_dl_handle) {
|
|
uart_printf("g_dl_handle is no NULL ,ready to download the firmware !!\n");
|
|
/* 完成固件的接收前, 将mqtt的收包超时调整到100ms, 以减少两次固件下载动作之间的时间间隔 */
|
|
int32_t ret = aiot_download_recv(g_dl_handle);
|
|
timeout_ms = 100;
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_RECV_TIMEOUT_MS, (void *)&timeout_ms);
|
|
|
|
/* 本例子中, 将整个固件分为2个等份来下载, 每次下载一半, 第一半下载完成时会进入这个分支 */
|
|
if (STATE_DOWNLOAD_RANGE_FINISHED == ret) {
|
|
uart_printf("the first half download finished\n");
|
|
|
|
/* 当第一次下载完成后, 要重新设置range的start/end值, 下载另外一半 */
|
|
|
|
/*
|
|
* 非常重要:
|
|
*
|
|
* 上一次下载的范围是[0, g_firmware_size/2],
|
|
* 因此这一次下载需要从 [g_firmware_size/2 + 1, 固件结束地址],
|
|
* 其中固件结束地址填0的话就表示直到下载结束
|
|
*
|
|
*/
|
|
|
|
uint32_t start = g_firmware_size / 2 + 1;
|
|
uint32_t end = 0;
|
|
aiot_download_setopt(g_dl_handle, AIOT_DLOPT_RANGE_START, (void *)&start);
|
|
/* range_end如果指定为0, 服务器就理解为下载到文件末尾后结束 */
|
|
aiot_download_setopt(g_dl_handle, AIOT_DLOPT_RANGE_END, (void *)&end);
|
|
/* 向服务器发起下一次下载的请求 */
|
|
aiot_download_send_request(g_dl_handle);
|
|
continue;
|
|
}
|
|
|
|
/* 整个固件下载完成 */
|
|
if (ret == STATE_DOWNLOAD_FINISHED) {
|
|
uart_printf("down finished all\n");
|
|
aiot_download_deinit(&g_dl_handle);
|
|
/* 完成固件的接收后, 将mqtt的收包超时调整回到默认值5000ms */
|
|
timeout_ms = 5000;
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_RECV_TIMEOUT_MS, (void *)&timeout_ms);
|
|
|
|
break;
|
|
}
|
|
|
|
/* 下载的内容超出了固件的总大小, 可能是用户把range划分错了, range之间有重叠 */
|
|
if (ret == STATE_DOWNLOAD_FETCH_TOO_MANY) {
|
|
uart_printf("downloaded more than expeced bytes, please check range start/end settings\n");
|
|
aiot_download_deinit(&g_dl_handle);
|
|
/* 完成固件的接收后, 将mqtt的收包超时调整回到默认值5000ms */
|
|
timeout_ms = 5000;
|
|
aiot_mqtt_setopt(mqtt_handle, AIOT_MQTTOPT_RECV_TIMEOUT_MS, (void *)&timeout_ms);
|
|
continue;
|
|
}
|
|
|
|
if (STATE_DOWNLOAD_RENEWAL_REQUEST_SENT == ret) {
|
|
uart_printf("download renewal request has been sent successfully\r\n");
|
|
continue;
|
|
}
|
|
|
|
if (ret <= STATE_SUCCESS) {
|
|
uart_printf("download failed, error code is %d, try to send renewal request\r\n", ret);
|
|
continue;
|
|
}
|
|
|
|
}
|
|
}
|
|
|
|
/* 断开MQTT连接, 一般不会运行到这里 */
|
|
res = aiot_mqtt_disconnect(mqtt_handle);
|
|
if (res < STATE_SUCCESS) {
|
|
uart_printf("aiot_mqtt_disconnect failed: -0x%04X\r\n", -res);
|
|
goto exit;
|
|
}
|
|
|
|
exit:
|
|
if (fotafile_handle > 0)
|
|
{
|
|
ql_fclose(fotafile_handle);
|
|
fotafile_handle = -1;
|
|
}
|
|
while (1) {
|
|
/* 销毁MQTT实例, 一般不会运行到这里 */
|
|
res = aiot_mqtt_deinit(&mqtt_handle);
|
|
|
|
if (res < STATE_SUCCESS) {
|
|
uart_printf("aiot_mqtt_deinit failed: -0x%04X\r\n", -res);
|
|
return ;
|
|
} else {
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* 销毁OTA实例, 一般不会运行到这里 */
|
|
aiot_ota_deinit(&ota_handle);
|
|
|
|
return ;
|
|
}
|
|
|
|
#define QL_ALI_TASK_STACK_SIZE 10240
|
|
#define QL_ALI_TASK_PRIO APP_PRIORITY_NORMAL
|
|
#define QL_ALI_TASK_EVENT_CNT 5
|
|
int ql_ali_sdk_fota_test_init(void)
|
|
{
|
|
QlOSStatus status;
|
|
int count = 0;
|
|
/* 主循环进入休眠 */
|
|
while (count < 10)
|
|
{
|
|
count++;
|
|
ql_rtos_task_sleep_s(1);
|
|
uart_printf("ql_ali_sdk_mqtt_client_test_init -0x%04X\n", count);
|
|
}
|
|
status =ql_rtos_task_create(&ql_alisdk_fota_task_ref, QL_ALI_TASK_STACK_SIZE, APP_PRIORITY_NORMAL, "fota_task", ql_alisdk_fota_task, NULL, QL_ALI_TASK_EVENT_CNT);
|
|
if (status != QL_OSI_SUCCESS)
|
|
{
|
|
uart_printf("ql_ali_sdk_devinfo_test_init error");
|
|
return -1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
|
|
int fota_basic_image_verify(char *fotaFilePath)
|
|
{
|
|
ql_errcode_fota_e ret = ql_fota_image_verify(fotaFilePath);
|
|
if ( ret != QL_FOTA_SUCCESS )
|
|
{
|
|
ql_remove(fotaFilePath);
|
|
uart_printf("[%s]package is invalid",fotaFilePath);
|
|
}
|
|
else//校验成功
|
|
{
|
|
uart_printf("download is sucess ,system will reset power!");
|
|
ql_rtos_task_sleep_s(5);
|
|
ql_power_reset(RESET_NORMAL);
|
|
}
|
|
return ret;
|
|
}
|