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repair ota failed by add mutex protect

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Wang_Weigen
2021-11-25 14:24:11 +08:00
parent 9d970e7832
commit f24189d7e1
5 changed files with 222 additions and 111 deletions
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127
APP_Framework/Applications/ota/ota_server.c
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@@ -26,7 +26,6 @@ int clientfd[100000];//客户端的socketfd,100个元素，clientfd[0]~clientfd[
int size = 99999;//用来控制进入聊天室的人数为50以内
int PORT = 9898;//端口号
typedef struct sockaddr meng;
socklen_t len;
struct ota_header_t
{
@@ -51,7 +50,7 @@ struct ota_data
{
struct ota_header_t header;
struct ota_frame_t frame;
char end[2];
char end[4];
};
pthread_t ota_ktask;
@@ -98,8 +97,11 @@ void init(void)
addr.sin_addr.s_addr = htons(INADDR_ANY);//当sin_addr = INADDR_ANY时，表示从本机的任一网卡接收数据
//绑定套接字
int on = 1;
if(setsockopt(serverfd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(int)) < 0)
// int on = 1;
struct timeval timeout;
timeout.tv_sec = 5;
timeout.tv_usec = 0;
if(setsockopt(serverfd, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(struct timeval)) < 0)
{
perror("端口设置失败");
exit(-1);
@@ -123,8 +125,9 @@ int OtaFileSend(int fd)
struct ota_data data;
FILE *file_fd;
char ch;
int len = 0;
int try_times = 5;
int length = 0;
int try_times = 10;
int recv_end_times = 3;
int ret = 0;
int frame_cnt = 0;
int file_length = 0;
@@ -137,30 +140,43 @@ int OtaFileSend(int fd)
}
fseek(file_fd, 0, SEEK_SET);
printf("start send file.\n");
// while((ch = fgetc(file_fd)) != EOF)
while(!feof(file_fd))
{
memset(&data, 0, sizeof(data));
data.header.frame_flag = 0x5A5A;
len = fread( data.frame.frame_data, 1, 64, file_fd );
if(len > 0)
length = fread( data.frame.frame_data, 1, 64, file_fd );
if(length > 0)
{
printf("read %d Bytes\n",length);
data.frame.frame_id = frame_cnt;
data.frame.frame_len = len;
data.frame.crc = OtaCrc16(data.frame.frame_data, len);
file_length += len;
data.frame.frame_len = length;
data.frame.crc = OtaCrc16(data.frame.frame_data, length);
file_length += length;
}
memcpy(data.end,"!@",2);
fseek(file_fd, len, SEEK_CUR);
try_again:
send(fd, &data, sizeof(data), MSG_NOSIGNAL);
len = recv(fd, buf, sizeof(buf), 0);
if(0 == strncmp(buf, "ok", len))
send_again:
usleep(50000);
printf("ota send current[%d] frame.\n",frame_cnt);
length = send(fd, &data, sizeof(data), MSG_NOSIGNAL);
if(length < 0){
printf("send [%d] frame faile.go to send again\n",frame_cnt);
goto send_again;
}
recv_again:
memset(buf, 0, 32);
length = recv(fd, buf, sizeof(buf), 0);
if(length < 0 ){
printf("[%d] frame waiting for ok timeout,receive again.\n",frame_cnt);
goto recv_again;
}
printf("receive buf[%s] length = %d\n",buf, length);
if(0 == strncmp(buf, "ok", length))
{
try_times = 5;
printf("ota send current[%d] frame.\n",frame_cnt);
try_times = 10;
printf("[%d]frame data send done.\n",frame_cnt);
frame_cnt++;
continue;
}
@@ -169,34 +185,68 @@ try_again:
if(try_times > 0)
{
try_times--;
goto try_again;
goto send_again;
}
else
{
printf("send frame[%d] 5 times failed.\n",frame_cnt);
printf("send frame[%d] 10 times failed.\n",frame_cnt);
ret = -1;
break;
}
}
}
/* finally,check total bin file.*/
if (ret == 0)
{
sleep(1);
printf("total send file length[%d] Bytes.\n",file_length);
printf("now check total bin file.\n");
file_buf = malloc(file_length);
memset(file_buf, 0, file_length);
memset(&data, 0, sizeof(data));
data.header.frame_flag = 0x5A5A;
len = fread(file_buf, file_length,1,file_fd);
if(len > 0) {
fseek(file_fd, 0, SEEK_SET);
length = fread(file_buf,1, file_length, file_fd);
if(length > 0) {
data.header.total_len = file_length;
data.frame.frame_len = strlen("aiit_ota_end");;
data.frame.crc = OtaCrc16(file_buf, len);
data.frame.frame_len = strlen("aiit_ota_end");
data.frame.crc = OtaCrc16(file_buf, length);
memcpy(data.frame.frame_data,"aiit_ota_end",strlen("aiit_ota_end"));
memcpy(data.end,"!@",2);
}
send(fd, &data, sizeof(data), MSG_NOSIGNAL);
send_end_signal:
printf("send aiit_ota_end signal.\n");
length = send(fd, &data, sizeof(data), MSG_NOSIGNAL);
if(length < 0){
printf("send end signal faile,send end signal again\n");
goto send_end_signal;
}
recv_end_signal:
memset(buf, 0, 32);
length = recv(fd, buf, sizeof(buf), 0);
if(length < 0 )
{
recv_end_times--;
printf("end signal waiting for ok timeout,receive again.\n");
if(recv_end_times > 0)
{
goto recv_end_signal;
}
else
{
ret = -1;
}
}
if(0 != strncmp(buf, "ok", length))
{
printf("error end !!!\n");
ret = -1;
}
free(file_buf);
}
@@ -210,30 +260,33 @@ void* server_thread(void* p)
unsigned char buf[32] = { 0 };
struct ota_data data;
int ret = 0;
int length = 0;
printf("pthread = %d\n",fd);
// sleep(5);
sleep(8);
while(1)
{
memset(&data, 0 , sizeof(struct ota_data));
memset(&data, 0x0 , sizeof(struct ota_data));
data.header.frame_flag = 0x5A5A;
memcpy(data.frame.frame_data,"aiit_ota_start",strlen("aiit_ota_start"));
data.frame.frame_len = strlen("aiit_ota_start");
memcpy(data.end,"!@",2);
printf("send start signal.\n");
ret = send(fd, &data, sizeof(data), MSG_NOSIGNAL);
if (ret > 0){
printf("send %s[%d] Bytes\n",data.frame.frame_data,ret);
}
// sleep(1);
len = recv(fd, buf, sizeof(buf), 0);
if (len <= 0)
memset(buf, 0, 32);
length = recv(fd, buf, sizeof(buf), 0);
if (length <= 0)
{
continue;
}
else
{
printf("recv buf %s\n",buf);
if(0 == strncmp(buf, "ready", len))
printf("recv buf %s length %d\n",buf,length);
if(0 == strncmp(buf, "ready", length))
{
ret = OtaFileSend(fd);
if (ret == 0) {
@@ -263,7 +316,7 @@ void server(void)
if (fd == -1)
{
printf("The client connection is wrong...\n");
// printf("The client connection is wrong...\n");
continue;
}