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Diff for /OpenXM/src/kxx/oxmain.c between version 1.4 and 1.12

version 1.4, 2000/01/31 01:34:23 version 1.12, 2002/10/28 00:38:32
Line 1 
Line 1 
 /*  $OpenXM: OpenXM/src/kxx/oxmain.c,v 1.3 1999/11/04 02:12:31 takayama Exp $  */  /*  $OpenXM: OpenXM/src/kxx/oxmain.c,v 1.11 2002/05/02 08:33:47 ohara Exp $  */
 /* nullserver01 */  /* nullserver01 */
 #include <stdio.h>  #include <stdio.h>
 #include <fcntl.h>  #include <fcntl.h>
   #include <unistd.h>
 #include <sys/types.h>  #include <sys/types.h>
 #include <sys/socket.h>  #include <sys/socket.h>
 #include <sys/time.h>  #include <sys/time.h>
Line 17 
Line 18 
   
 int OxCritical = 0;  int OxCritical = 0;
 int OxInterruptFlag = 0;  int OxInterruptFlag = 0;
   int OxTerminateMode = 0;
   
 int SerialCurrentControl;  int SerialCurrentControl;
   
Line 32  int Do_not_use_control_stream_to_tell_no_server = 1;
Line 34  int Do_not_use_control_stream_to_tell_no_server = 1;
 static void errorToStartEngine(void);  static void errorToStartEngine(void);
 static int findOxServer(char *server);  static int findOxServer(char *server);
 static void couldNotFind(char *s);  static void couldNotFind(char *s);
   #if defined(__CYGWIN__)
   int errno;
   #endif
   /*  gcc -v -c hoge.c */
   
   
 main(int argc, char *argv[]) {  main(int argc, char *argv[]) {
   int fd;    int fd;
   int size;    int size;
Line 46  main(int argc, char *argv[]) {
Line 51  main(int argc, char *argv[]) {
   int reverse = 0;    int reverse = 0;
   extern int OpenedSocket;    extern int OpenedSocket;
   char portfile[1024];    char portfile[1024];
   char *pass;    char *pass = NULL;
   int result;    int result;
     int sleepingTime = 0;
     extern int OxTerminateMode;
   
   strcpy(sname,"localhost");    strcpy(sname,"localhost");
   strcpy(ServerName,SERVERNAME);    strcpy(ServerName,SERVERNAME);
   i = 1;    i = 1;
   if (argc == 1) {    if (argc == 1) {
     oxmainUsage();      oxmainUsage();
     exit();      exit(10);
   }    }
   while (i<argc) {    while (i<argc) {
     if (strcmp(argv[i],"-host") == 0) {      if (strcmp(argv[i],"-host") == 0) {
Line 75  main(int argc, char *argv[]) {
Line 82  main(int argc, char *argv[]) {
       LocalMode = 0;        LocalMode = 0;
     }else if (strcmp(argv[i],"-reverse") == 0) {      }else if (strcmp(argv[i],"-reverse") == 0) {
       reverse = 1;        reverse = 1;
       }else if (strcmp(argv[i],"-finish") == 0) {
         OxTerminateMode = 1;
     }else if (strcmp(argv[i],"-portfile") == 0) {      }else if (strcmp(argv[i],"-portfile") == 0) {
       i++;        i++;
       if (i<argc) {        if (i<argc) {
                 sscanf(argv[i],"%s",portfile);          sscanf(argv[i],"%s",portfile);
                 portControl = 0;          portControl = 0;
                 portStream = 0;          portStream = 0;
                 NotifyPortnumber = 1;          NotifyPortnumber = 1;
       }        }
     }else if (strcmp(argv[i],"-pass") == 0) {      }else if (strcmp(argv[i],"-pass") == 0) {
       i++;        i++;
       if (i<argc) {        if (i<argc) {
                 pass = argv[i];          pass = argv[i];
       }        }
       }else if (strcmp(argv[i],"-wait") == 0) {
         i++;
         if (i<argc) {
           sscanf(argv[i],"%d",&sleepingTime);
         }
     }else {      }else {
       fprintf(stderr,"Unknown option %s.\n",argv[i]);        fprintf(stderr,"Unknown option %s.\n",argv[i]);
       oxmainUsage(); exit(10);        oxmainUsage(); exit(10);
Line 96  main(int argc, char *argv[]) {
Line 110  main(int argc, char *argv[]) {
   }    }
   
   if (Do_not_use_control_stream_to_tell_no_server) {    if (Do_not_use_control_stream_to_tell_no_server) {
         if (findOxServer(ServerName) < 0) {      if (findOxServer(ServerName) < 0) {
           fprintf(stderr,"Sleeping five seconds...\n");        fprintf(stderr,"Sleeping five seconds...\n");
           sleep(5);        sleep(5);
           exit(-1);        exit(-1);
         }      }
   }    }
   
     if (sleepingTime) {
       fprintf(stderr,"Waiting to connect for %d seconds...\n",sleepingTime);
       sleep(sleepingTime);
       fprintf(stderr,"\nTrying to connect\n");
     }
   
   if (reverse) {    if (reverse) {
     /* The order is very important. */      /* The order is very important. */
     fdControl = socketConnectWithPass(sname,portControl,pass);      fdControl = socketConnectWithPass(sname,portControl,pass);
     fdStream = socketConnectWithPass(sname,portStream,pass);      fdStream = socketConnectWithPass(sname,portStream,pass);
   
     fprintf(stderr,"Connected: control = %d, data = %d.\n",fdControl,fdStream);      fprintf(stderr,"Connected: control = %d, data = %d.\n",fdControl,fdStream);
         result = 0;      result = 0;
   
   
     if (portControl != -1) {      if (portControl != -1) {
       MyServerPid = fork();        MyServerPid = fork();
       if (MyServerPid > 0 ) parentServerMain(fdControl,fdStream);        if (MyServerPid > 0 ) parentServerMain(fdControl,fdStream);
Line 118  main(int argc, char *argv[]) {
Line 140  main(int argc, char *argv[]) {
       result=childServerMain(fdControl,fdStream);        result=childServerMain(fdControl,fdStream);
     }      }
     /* This line will be never executed in case of success */      /* This line will be never executed in case of success */
         if (result < 0 ) {      if (result < 0 ) {
           errorToStartEngine();        errorToStartEngine();
         }      }
   }    }
   
   /* non-reverse case. */    /* non-reverse case. */
Line 135  main(int argc, char *argv[]) {
Line 157  main(int argc, char *argv[]) {
       fdControl = socketOpen(sname,portControl);        fdControl = socketOpen(sname,portControl);
       portControl = OpenedSocket;        portControl = OpenedSocket;
       if (NotifyPortnumber) {        if (NotifyPortnumber) {
                 oxWritePortFile(0,portControl,portfile);          oxWritePortFile(0,portControl,portfile);
       }        }
       fdControl = socketAcceptLocal(fdControl);        fdControl = socketAcceptLocal(fdControl);
       fprintf(stderr,"\n control port %d : Connected.\n",portControl);        fprintf(stderr,"\n control port %d : Connected.\n",portControl);
Line 144  main(int argc, char *argv[]) {
Line 166  main(int argc, char *argv[]) {
       fdStream = socketOpen(sname,portStream);        fdStream = socketOpen(sname,portStream);
       portStream = OpenedSocket;        portStream = OpenedSocket;
       if (NotifyPortnumber) {        if (NotifyPortnumber) {
                 oxWritePortFile(1,portStream,portfile);          oxWritePortFile(1,portStream,portfile);
       }        }
       fdStream = socketAcceptLocal(fdStream);        fdStream = socketAcceptLocal(fdStream);
       fprintf(stderr,"\n stream port %d : Connected.\n",portStream);        fprintf(stderr,"\n stream port %d : Connected.\n",portStream);
Line 154  main(int argc, char *argv[]) {
Line 176  main(int argc, char *argv[]) {
       fdControl = socketOpen(sname,portControl);        fdControl = socketOpen(sname,portControl);
       portControl = OpenedSocket;        portControl = OpenedSocket;
       if (NotifyPortnumber) {        if (NotifyPortnumber) {
                 oxWritePortFile(0,portControl,portfile);          oxWritePortFile(0,portControl,portfile);
       }        }
       fdControl = socketAccept(fdControl);        fdControl = socketAccept(fdControl);
       fprintf(stderr,"\n control port %d : Connected.\n",portControl);        fprintf(stderr,"\n control port %d : Connected.\n",portControl);
Line 163  main(int argc, char *argv[]) {
Line 185  main(int argc, char *argv[]) {
       fdStream = socketOpen(sname,portStream);        fdStream = socketOpen(sname,portStream);
       portStream = OpenedSocket;        portStream = OpenedSocket;
       if (NotifyPortnumber) {        if (NotifyPortnumber) {
                 oxWritePortFile(1,portStream,portfile);          oxWritePortFile(1,portStream,portfile);
       }        }
       fdStream = socketAccept(fdStream);        fdStream = socketAccept(fdStream);
       fprintf(stderr,"\n stream port %d : Connected.\n",portStream);        fprintf(stderr,"\n stream port %d : Connected.\n",portStream);
Line 185  main(int argc, char *argv[]) {
Line 207  main(int argc, char *argv[]) {
 static void errorToStartEngine(void) {  static void errorToStartEngine(void) {
   fprintf(stderr,"Failed to start the engine. Childing process is terminating.\n");    fprintf(stderr,"Failed to start the engine. Childing process is terminating.\n");
   /* You have to tell to the control server that there is no engine.    /* You have to tell to the control server that there is no engine.
          And, the control server must tell the client that there is no       And, the control server must tell the client that there is no
          engine.       engine.
          This part has not yet been implemented.       This part has not yet been implemented.
          If you implement this, set Do_not_use_control_stream_to_tell_no_server to       If you implement this, set Do_not_use_control_stream_to_tell_no_server to
          zero.       zero.
          */    */
   sleep(2);    sleep(2);
   exit(-1);    exit(-1);
 }  }
Line 199  oxmainUsage() {
Line 221  oxmainUsage() {
   fprintf(stderr,"Usage: \n");    fprintf(stderr,"Usage: \n");
   fprintf(stderr,"  ox [-ox serverprogram -host name -data portnum -control portnum -monitor]\n");    fprintf(stderr,"  ox [-ox serverprogram -host name -data portnum -control portnum -monitor]\n");
   fprintf(stderr," [-insecure -portfile fname -reverse -pass xxxyyyzzz]");    fprintf(stderr," [-insecure -portfile fname -reverse -pass xxxyyyzzz]");
     fprintf(stderr," [-finish]");
   fprintf(stderr,"\n");    fprintf(stderr,"\n");
   fprintf(stderr,"-reverse: ox server connects to the client.\n");    fprintf(stderr,"-reverse: ox server connects to the client.\n");
   fprintf(stderr,"          The client must give a one time password to ox server to connect to the client with -pass option.\n");    fprintf(stderr,"          The client must give a one time password to ox server to connect to the client with -pass option.\n");
Line 232  parentServerMain(int fdControl, int fdStream) {
Line 255  parentServerMain(int fdControl, int fdStream) {
   int r;    int r;
   int message = 1;    int message = 1;
   int controlByteOrder;    int controlByteOrder;
     extern OxTerminateMode;
   extern void myServerExit();    extern void myServerExit();
   
     if (OxTerminateMode) {
           /*
             OxTerminateMode cannot be used if you run ox by xterm -exec ox ...
            */
           if (fork()) {
             close(fdControl); close(fdStream);
             /* Parent */
             exit(0);  /*Tell the caller that launching is successfully finished.*/
           }
     }
   
   controlByteOrder = oxTellMyByteOrder(fdControl);    controlByteOrder = oxTellMyByteOrder(fdControl);
   /* Set the network byte order. */    /* Set the network byte order. */
   fprintf(stderr,"controlByteOrder=%x\n",controlByteOrder);    fprintf(stderr,"controlByteOrder=%x\n",controlByteOrder);
Line 260  parentServerMain(int fdControl, int fdStream) {
Line 294  parentServerMain(int fdControl, int fdStream) {
       r=kill(MyServerPid,SIGUSR1);        r=kill(MyServerPid,SIGUSR1);
       if (message) printf("Result = %d\n",r);        if (message) printf("Result = %d\n",r);
       fflush(NULL);        fflush(NULL);
       oxSendResultOfControlInt32(fdControl,0);        /*      oxSendResultOfControlInt32(fdControl,0); */
       break;        break;
     default:      default:
       fprintf(stderr,"[control] Unknown control message.\n");        fprintf(stderr,"[control] Unknown control message.\n");
Line 274  parentServerMain(int fdControl, int fdStream) {
Line 308  parentServerMain(int fdControl, int fdStream) {
 void myServerExit() {  void myServerExit() {
   printf("Sending the kill signal to the child.\n");    printf("Sending the kill signal to the child.\n");
   kill(MyServerPid,SIGKILL);    kill(MyServerPid,SIGKILL);
   exit();    exit(0);
 }  }
   
 childServerMain(int fdControl, int fdStream) {  childServerMain(int fdControl, int fdStream) {
Line 283  childServerMain(int fdControl, int fdStream) {
Line 317  childServerMain(int fdControl, int fdStream) {
   dup2(fdStream,3);    dup2(fdStream,3);
   dup2(fdStream,4);    dup2(fdStream,4);
   /*close(0);    /*close(0);
         #include <sys/param.h>      #include <sys/param.h>
         for (i=5; i<NOFILE; i++) close(i);      for (i=5; i<NOFILE; i++) close(i);
         */    */
   if (!Do_not_use_control_stream_to_tell_no_server) {    if (!Do_not_use_control_stream_to_tell_no_server) {
         if (findOxServer(ServerName) < 0) {      if (findOxServer(ServerName) < 0) {
           return(-1);        return(-1);
         }      }
   }    }
     fprintf(stderr,"childServerMain: Starting the server %s\n",ServerName); fflush(NULL);
   if (PacketMonitor) {    if (PacketMonitor) {
     if (execl(ServerName,ServerName,"-monitor",NULL)) {      if (execl(ServerName,ServerName,"-monitor",NULL)) {
       fprintf(stderr,"%s cannot be executed with -monitor.\n",ServerName);        fprintf(stderr,"%s cannot be executed with -monitor.\n",ServerName);
           return(-1);        fflush(NULL);
         return(-1);
     }      }
   }else {    }else {
     if (execl(ServerName,ServerName,NULL)) {      if (execl(ServerName,ServerName,NULL)) {
       fprintf(stderr,"%s cannot be executed.\n",ServerName);        fprintf(stderr,"%s cannot be executed.\n",ServerName);
           return(-1);        fflush(NULL);
         return(-1);
     }      }
   }    }
   /* never reached. */    /* never reached. */
Line 313  restoreLockCtrlCForOx() { ; }
Line 350  restoreLockCtrlCForOx() { ; }
 static int findOxServer(char *server) {  static int findOxServer(char *server) {
   char *p;    char *p;
   char *p2;    char *p2;
   int fd;  
   char *getenv(char *s);    char *getenv(char *s);
   if (strlen(server) == 0) return(-1);    if (strlen(server) == 0) return(-1);
   fd = open(server,O_RDONLY);    /* fd = open(server,O_RDONLY); */
   if (fd >= 0) {    if (access(server,X_OK&R_OK) == 0) {
         fprintf(stderr,"Starting OX server : %s\n",server);      fprintf(stderr,"Starting OX server : %s\n",server);
         close(fd);      return(0);
         return(0);  
   }    }
   if (server[0] == '/') {    if (server[0] == '/') {
         couldNotFind(server);      couldNotFind(server);
         return(-1);      return(-1);
   }    }
   fprintf(stderr,"The server %s was not found. Trying to find it under OpenXM/bin\n",server);    fprintf(stderr,"The server %s was not found. Trying to find it under OpenXM/bin\n",server);
   p = getenv("OpenXM_HOME");    p = getenv("OpenXM_HOME");
Line 334  static int findOxServer(char *server) {
Line 369  static int findOxServer(char *server) {
   p2 = (char *) malloc(sizeof(char)*(strlen(p)+strlen("/bin/")+3+strlen(server)));    p2 = (char *) malloc(sizeof(char)*(strlen(p)+strlen("/bin/")+3+strlen(server)));
   if (p2 == NULL) { fprintf(stderr,"No more memory.\n"); exit(10); }    if (p2 == NULL) { fprintf(stderr,"No more memory.\n"); exit(10); }
   strcpy(p2,p); strcat(p2,"/bin/"); strcat(p2,server);    strcpy(p2,p); strcat(p2,"/bin/"); strcat(p2,server);
   fd = open(p2,O_RDONLY);    /* fd = open(p2,O_RDONLY); */
   if (fd >= 0) {    if (access(p2,X_OK&R_OK) == 0) {
         fprintf(stderr,"Starting OX server : %s\n",p2);      fprintf(stderr,"Starting OX server : %s\n",p2);
         if (strlen(p2) < SERVERNAME_SIZE) strcpy(server,p2);      if (strlen(p2) < SERVERNAME_SIZE) strcpy(server,p2);
         else {      else {
           couldNotFind("Too long ox server name.");        couldNotFind("Too long ox server name.");
           return(-1);        return(-1);
         }      }
         close(fd);      return(0);
         return(0);  
   }    }
   couldNotFind(p2);    couldNotFind(p2);
   return(-1);    return(-1);
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  Added in v.1.12
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