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serviceApi.c 14.7 KB
97cc6953e   Ting Chan   first commit
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  #include <stdio.h>
  #include <string.h>                          //memcmp 要 include 的 header
  #include <stdlib.h> 
  #include <unistd.h>                          //getpid()
  #include <errno.h>
  #include <netdb.h> 
  #include <sys/types.h> 
  #include <netinet/in.h>                      //sockaddr_in
  #include <sys/socket.h>                      //socket()
  
  #define PORT 80                              // Client 所要連線的 port
  #define MAXDATASIZE 500                      //最大可收的 bytes 大小
  
  char ip[50];
  char port[50];
  char user[50];
  char password[50];
  char folder[50];
  char command[500];
  char serial[50];
  int checkT = 0, checkR = 0;                    //0為complete; -1回傳開檔失敗; -2回傳 傳檔/收檔失敗 的錯誤 Message
  int errorCountR = 0, errorCountT = 0;
  
  void readConfig()                             //用來存取 ip, port, password 等等變數的 function 
  {
  	FILE *fp;
  	fp = fopen("service.cfg", "r");              //開檔,讀取service.cfg的檔案
  	if(fp == NULL)
  		printf("open failure
  ");
  	else
  	{
  		while(1)
  		{
  			fgets(command, 500, fp);                   //從fp中一次讀取一行指令(500字元)到common中
  			
  			if(feof(fp))                               //如讀到底則 Break
  			{
  				break;
  			}
     else
     {
      char check[500];
      sscanf(command, "%s %*s", check);         //從command中讀取前面的字元存到 check 中,後面的字元省略
      
      if(memcmp(check, "IP", 2) == 0)           //如 (check == "IP") 則從 command 中讀取後面的字元存到 ip 變數中,前面的字元省略
      {
       sscanf(command, "%*s %s", ip);
      }
      else if(memcmp(check, "PORT", 4) == 0)
  			 {
  					sscanf(command, "%*s %s", port);
  				}
  				else if(memcmp(check, "PASSWORD", 8) == 0)
  				{
  					sscanf(command, "%*s %s", password);
  				}
  			 else if(memcmp(check, "USER", 4) == 0)
  			 {
  				 sscanf(command, "%*s %s", user);
  			 }
  			 else if(memcmp(check, "FOLDER", 6) == 0)
  			 {
  				 sscanf(command, "%*s %s", folder);
  			 }
     }
  		}
  		fclose(fp);
  	}
  }
  
  /*void readSerialNo()                            //用來讀取序號用的 function
  {
  	FILE *fp2;
  	fp2 = fopen("/proc/cpuinfo", "r");
  	
  	if(fp2 == NULL)
  	{
  		printf("open failure
  ");
  	}
  	else
  	{
  		while(1)
  		{
  			fgets(command, 500, fp2);
  			if(feof(fp2))
  			{
  				break;
  			}
     else
     {
      char check[500];
      sscanf(command, "%s %*[]", check);
      if(memcmp(check, "Serial", 6) == 0)
      {
       sscanf(command, "%*[^:] %*s %s", serial);  //從command中,前面到:為止都省略掉,再省略一個空格,讀取最後一個字元存到serial
       //printf("%s
  ", serial);
       sprintf(serial, "%s", serial);           //把serial存成指定格式(%s)
       //printf("%d
  ", strlen(serial));          //測試serial有幾個字元
      }
     }
  		}
  		fclose(fp2);                                  //記得關檔
  	}
  }*/
  
  void FileRevOk()                                 //查看是否成功下載檔案,如成功跳出"file recv successfully"
  {                                               //如失敗跳出 "file not recv"
   char buf[500];
   FILE *pp;
   
   printf("Befor receive, 以上正常
  ");
   
   if((pp = popen(command, "r")) == NULL)
   {
    printf("popen() error!
  ");
    checkR = -1;
    return;                                   //回傳 not found
   }
   else
   {
    while(fgets(buf, sizeof(buf), pp))
    {
     //printf("%s", buf);
     if(memcmp(buf, "file recv ok", 12) == 0)
     {
      printf("file recv successfully
  ");
      pclose(pp);
      checkR = 0;
      return;
     }
    }
    
    pclose(pp);
    printf("file not recv
  ");
    checkR = -2;
    return;
   }
  }
  
  void FileTransferOk()
  {
   char buf[500];
   FILE *pp;
   
   puts("Befor transfer, 以上正常
  ");
   
   if((pp = popen(command, "r")) == NULL)
   {
    printf("popen() error!
  ");
    checkT = -1;
    return;
   }
   else
   {
    while(fgets(buf, sizeof(buf), pp))
    {
     if(memcmp(buf, "Transfer OK.", 12) == 0)
     {
      printf("file transfer successfully
  ");
      pclose(pp);
      checkT = 0;
      return;
     }
    }
    
    pclose(pp);
    printf("file not transfer
  ");
    checkT = -2;
    return;
   }
  }
  
  ////////////////////////////////////////////////////////////////////////////////
  //                                                                            //
  //                                 tcpConnect                                 //
  //                                                                            //
  ////////////////////////////////////////////////////////////////////////////////
  
  int tcpConnect(int return_code, char msg[50])
  {
   int sockfd;                                             //socket的描述
   int i;
   int numbytes;
   int service_code;
   char buf[MAXDATASIZE];
   struct hostent *host;
   struct sockaddr_in info;
   struct timeval tv;
   
   sprintf(buf, "GET /index.php?inst=%s&&code=%d&&msg=%s HTTP/1.1\r
  ", serial, return_code, msg);              
   i = strlen(buf);
   
   if(return_code == 400)
   {
    //printf("Failure, Error message : %s
  ", message);
    sprintf(&buf[i], "Host: %s\r
  Connection: Failure\r
  \r
  \r
  \0\0\0\0\0\0\0", ip);
   }
   else if(return_code == 777)
   {
    //printf("complete
  ");
    sprintf(&buf[i], "Host: %s\r
  Connection: Complete\r
  \r
  \r
  \0\0\0\0\0\0\0", ip);
   }
   else if(return_code == 666)
   {
    //printf("under processing
  ");
    sprintf(&buf[i], "Host: %s\r
  Connection: Keep-Alive\r
  \r
  \r
  \0\0\0\0\0\0\0", ip);
   }
   else
   {
    puts("your return_code is wrong.
  ");
   }
   
   sockfd = socket(AF_INET, SOCK_STREAM, 0);                //socket的描述浮
   if(sockfd == -1)
   {
    perror("socket");
    exit(1);
   }
   
   
   bzero(&info, sizeof(info));                                 //初始化,將struct涵蓋的bits設為0
   info.sin_family = AF_INET;                                  //使用IPv4協定的地址
   info.sin_addr.s_addr = inet_addr(ip);                     //IP address, inet_addr()可將字串IP變成 binary's IP
   //info.sin_addr.s_addr = inet_addr("10.0.0.49");//先指向自己的 IP 練習, 可以把防火牆打開測試connected的timeout
   info.sin_port = htons(PORT);                                //埠號,Host TO Network Short integer的縮寫,它將本機端的字節序(endian)轉換成了網路端的字節序
   //printf("test %x
  ", info.sin_addr.s_addr);
   
   //socket的連線
   //沒有timeout版本的connect
   if((connect(sockfd, (struct sockaddr *)&info, sizeof(info))) == -1)
   {
    perror("connect");
    exit(1);
   }
   printf("connect successfully
  ");
   //沒有timeout版本的connect
   
   
   //有timeout 版本的connect
   /*int res = connect(sockfd, (struct sockaddr *)&info, sizeof(info));
   if(res < 0)
   {
    if(errno == EINPROGRESS)                                    //connect 還在進行中
    {
     perror("EINPROGRESS in connect");
     
     fd_set myset;
     do
     {
      tv.tv_sec = 10;
      tv.tv_usec = 0;    
      FD_ZERO(&myset);
      FD_SET(sockfd, &myset);
      res = select(sockfd+1, NULL, &myset, NULL, &tv);
      if(res < 0 && errno != EINTR)
      {
       perror("connect error");
       exit(1);
      }
      else if(res >0)
      {
       socklen_t len;
       int valopt;
       
       len = sizeof(int);
       if(getsockopt(sockfd, SOL_SOCKET, SO_ERROR, (void*)(&valopt), &len) < 0)  //getsockopt can determine if the socket  is connected (=0, connected)
       {
        perror("Error in getsockopt()");
        exit(1);
       }
       
       if(valopt)
       {
        perror("Error in delay");
        exit(1);
       }
       break;
      }
      else
      {
       perror("Timeout");
       exit(1);
      }
     }while(1);
    }
    else
    {
     perror("connect error");
     exit(1);
    }
   }//有timeout版的connect
   */
   
   //傳送資料(send a message on a socket),如正確 send 會回傳實際送出的 Byte 數
   if((send(sockfd, buf, sizeof(buf), 0)) == -1)               
   {
    perror("send");
    exit(1);
   }
   //printf("send:
  %s
  ", buf);
   printf("After the send function 
  
  ");
  
   
   //接收資料,如正確 recv 會回傳實際讀到並寫入到 buffer 的 Byte 數
   numbytes = recv(sockfd, buf, sizeof(buf), 0);
   //printf("numbytes = %d
  ", numbytes);
   if(numbytes == -1)
   {
    perror("recv");
    exit(1);
   }
   
   close(sockfd);
   
   buf[numbytes] = '\0';
   printf("Received in pid = %d, text = %s 
  ", getpid(), buf);
   
   return 0;
  }
  
  int updateFirmware()
  {
   int sockfd;                                             //socket的描述
   int i;
   int numbytes;
   int service_code;
   char buf[12] = {1,2,0,0,0,6,1,6,0,0x70,1,0x81};
   struct hostent *host;
   struct sockaddr_in info;
                
   i = strlen(buf);
   
   sockfd = socket(AF_INET, SOCK_STREAM, 0);                //socket的描述浮
   if(sockfd == -1)
   {
    perror("socket");
    exit(1);
   }
   
   bzero(&info, sizeof(info));                                 //初始化,將struct涵蓋的bits設為0
   info.sin_family = AF_INET;                                  //使用IPv4協定的地址
   //info.sin_addr.s_addr = inet_addr(ip);                     //IP address, inet_addr()可將字串IP變成 binary's IP
   info.sin_addr.s_addr = inet_addr("127.0.0.1");//先指向自己的 IP 練習, 可以把防火牆打開測試connected的timeout
   info.sin_port = htons(502);                                //埠號,Host TO Network Short integer的縮寫,它將本機端的字節序(endian)轉換成了網路端的字節序
   
   //socket的連線
   //沒有timeout版本的connect
   if((connect(sockfd, (struct sockaddr *)&info, sizeof(info))) == -1)
   {
    perror("connect");
    exit(1);
   }
   
   //傳送資料(send a message on a socket),如正確 send 會回傳實際送出的 Byte 數
   if((send(sockfd, buf, sizeof(buf), 0)) == -1)               
   {
    perror("send");
    exit(1);
   }
   printf("After the send function 
  
  ");
   
   //接收資料,如正確 recv 會回傳實際讀到並寫入到 buffer 的 Byte 數
   numbytes = recv(sockfd, buf, sizeof(buf), 0);
   if(numbytes == -1)
   {
    perror("recv");
    exit(1);
   }
   
   close(sockfd);
   
   buf[numbytes] = '\0';
   
   return 0;
   
  }
  /////////////////////                        main                     ///////////////////////////////////////////
  
  int main(int argc, char *argv[])
  {
  	int return_code;
   int version;
   int date;
   
   return_code = atoi(argv[4]);
   version = atoi(argv[6]);
   date = atoi(argv[8]);
   sprintf(serial, "%s", argv[9]);
   
  	readConfig();                                  //呼叫存取ip,password等等變數的function
  	if(return_code == 0)                           //如return_code為0,則輸出0且結束
  		printf("0
  ");                                //do nothing
   else if(return_code == 400)
    puts("工作失敗
  ");
   else if(return_code == 666)
     puts("上一個程式還在執行中
  ");
   else if(return_code == 777)
    puts("已完成
  ");
  	else if(return_code == 10|| return_code == 110 || return_code == 20 || return_code == 120 || 
           return_code == 1 || return_code == 101 || return_code == 200 || return_code == 300)
  	{
    tcpConnect(666, "");                         //呼叫tcp function會回處理中(參數666)
  		errorCountPlus:                              //如errorCountR or errorCountT <3會用goto回到這裡再執行一次
    switch(return_code)
  		{
  		 case 10:                                      //如return_code為 010 則上傳 vAlert8.cfg
      sprintf(command, "./ftpUpload.exe %s %s %s %s %s vAlert8.cfg STOR", ip, port, user, password, folder);
      //printf("test command %s
  ", command);      //sprintf 為,把這些格式的值寫到command中
  			 system(command);                             //叫 system 去執行command(自己設的變數)
      FileTransferOk();
  			 break;
  		 case 110:                                     //如return_code為 110 則下載 vAlert8.cfg
  			 sprintf(command, "./ftpClient.exe %s %s %s %s vAlert8.cfg reset
  ", ip, port, user, password);
  			 //printf("%s
  ", command);    
      system(command);
      FileRevOk();
  			 break;
  		 case 20:                                      //如return_code為 020 則上傳 vAlert8Common.cfg
  			 sprintf(command, "./ftpUpload.exe %s %s %s %s %s vAlert8Common.cfg STOR", ip, port, user, password, folder);
      //printf("%s
  ", command);
  			 system(command);
      FileTransferOk();
  			 break;
     case 120:                                     //如return_code為 120 則下載 vAlert8Common.cfg                            
  			 sprintf(command, "./ftpClient.exe %s %s %s %s vAlert8Common.cfg reset", ip, port, user, password);
      //printf("%s
  ",command);
  			 system(command);
      FileRevOk();
  			 break;
  		 case 1:                                       //如return_code為 001 則上傳清單上的檔案,需先下載再上傳檔案清單
  			 sprintf(command, "./ftpClient.exe %s %s %s %s uploadFileList_%s reset", ip, port, user, password, serial);
  			 system(command);                             //先下載檔案
      FileRevOk();
     
  			 FILE *fp3;
  			 fp3 = fopen("uploadFileList.txt","r");
  			 if(fp3 == NULL)
  			 {
  				 printf("open failure
  ");
  			 }
  			 else                                         //再上傳檔案清單
  			 {
  				 char temp[500];
  				 fgets(temp, 500, fp3);
  				 sprintf(command,"./ftpUpload.exe %s %s %s %s %s/%s uploadFileList_%s STOR", ip, port, user, password, folder, temp, serial);
       //printf("%s
  ", command);
  				 system(command);
       FileTransferOk();
  			 }
      fclose(fp3);
  			 break;
  		 case 101:                                      //如return_code為 101 則單純下載檔案清單
  			 sprintf(command, "./ftpClients.exe %s %s %s %s uploadFileList_%s reset", ip, port, user, password, serial);
  			 //printf("%s
  ", command);
      system(command);
      FileRevOk();
  			 break;
     case 200:
      puts("更新韌體
  ");
      updateFirmware();
      break;
     case 300:                                      //如return_code為 300 則先下載 run_serial.sh,並執行排程
      sprintf(command, "./ftpClient.exe %s %s %s %s run_%s.sh reset", ip, port, user, password, serial);
      //printf("%s
  ", command);
      system(command);
      FileRevOk();
     
      sprintf(command, "sudo chmod +x run_%s.sh", serial);//改成可執行檔
      //printf("first %s
  ", command);
      system(command);
     
      sprintf(command, "sudo ./run_%s.sh", serial);     //執行排程
      //printf("second %s
  ", command);
      system(command);
      break;	 
  		 }//end switch
   }//end else if
   else
   {
    puts("wrong code
  ");
   }
     if(checkR == 0 && checkT == 0)                 //FileRevOk && FileTransferOk 的結果都收到OK回傳777 
     {
      tcpConnect(777, "");
     }
     else                                           //Received 沒收到三次會回傳400
     {
      if(checkR != 0 && errorCountR < 3)
      {
       errorCountR++;
       printf("Received fail %d time
  ", errorCountR);
       checkR = 0;
       goto errorCountPlus;
      }
      else if(checkR == -1)
       tcpConnect(400, "popen()_error");
      else if(checkR == -2)
      tcpConnect(400, "file_not_recv");   
    
    
      if(checkT != 0 && errorCountT < 3)              //Transfer 沒收到三次會回傳400
      {
       errorCountT++;
       printf("Transfer fail %d time
  ", errorCountT);
       checkT = 0;
       goto errorCountPlus;
      }
      else if(checkT == -1)
       tcpConnect(400, "popen()_error");
      else if(checkT == -2)
      tcpConnect(400, "file_not_transfer"); 
     }
   
  	return 0;
  }