139 lines
3.2 KiB
C
Executable File

/* A simple server in the internet domain using TCP
The port number is passed as an argument */
#include "sls_detector_defs.h"
#include "slsDetectorServer_defs.h"
#include "communication_funcs.h"
#include "slsDetectorServer_funcs.h"
#include <stdio.h>
#include <stdlib.h>
#include <signal.h>
#include <string.h>
extern int sockfd;
void error(char *msg){
perror(msg);
}
int main(int argc, char *argv[]){
int portno = DEFAULT_PORTNO;
int retval = OK;
int sd, fd;
int debugflag = 0;
int controlserver = 1;
// if socket crash, ignores SISPIPE, prevents global signal handler
// subsequent read/write to socket gives error - must handle locally
signal(SIGPIPE, SIG_IGN);
// circumvent the basic tests
{
int i;
for (i = 1; i < argc; ++i) {
if(!strcasecmp(argv[i],"-stopserver")) {
cprintf(BLUE,"Detected stop server\n");
controlserver = 0;
}
else if(!strcasecmp(argv[i],"-devel")){
cprintf(BLUE,"Detected developer mode\n");
debugflag = 1;
}
#ifdef JUNGFRAUD
else if(!strcasecmp(argv[i],"-update")){
cprintf(BLUE,"Detected update mode\n");
debugflag = PROGRAMMING_MODE;
}
#endif
else if(strchr(argv[i],'-') != NULL) {
cprintf(RED,"cannot scan program argument %s\n", argv[1]);
return -1;
}
}
}
#ifdef STOP_SERVER
char cmd[100];
memset(cmd, 0, 100);
#endif
if (controlserver) {
portno = DEFAULT_PORTNO;
cprintf(BLUE,
"********************************************************\n"
"********* opening control server on port %d **********\n"
"********************************************************\n\n"
, portno);
#ifdef STOP_SERVER
{
int i;
for (i = 0; i < argc; ++i)
sprintf(cmd, "%s %s", cmd, argv[i]);
sprintf(cmd,"%s -stopserver&", cmd);
cprintf(BLUE,"cmd:%s\n", cmd);
system(cmd);
}
#endif
} else {
portno = DEFAULT_PORTNO+1;
cprintf(BLUE,
"********************************************************\n"
"*********** opening stop server on port %d ***********\n"
"********************************************************\n\n"
, portno);
}
setModeFlag(debugflag); //defined in slsDetectorServer_funcs
init_detector(controlserver); //defined in slsDetectorServer_funcs
sd=bindSocket(portno); //defined in communication_funcs
sockfd=sd;
if (getServerError(sd)) { //defined in communication_funcs
printf("server error!\n");
return -1;
}
/* assign function table */
function_table(); //defined in slsDetectorServer_funcs
#ifdef VERBOSE
printf("function table assigned \n");
#endif
if (controlserver)
printf("\nControl Server Ready...\n\n");
else
printf("\nStop Server Ready...\n\n");
/* waits for connection */
while(retval!=GOODBYE) {
#ifdef VERBOSE
printf("\n");
#endif
#ifdef VERY_VERBOSE
printf("Waiting for client call\n");
#endif
fd=acceptConnection(sockfd); //defined in communication_funcs
#ifdef VERY_VERBOSE
printf("Conenction accepted\n");
#endif
if (fd>0) {
retval=decode_function(fd); //defined in slsDetectorServer_funcs
#ifdef VERY_VERBOSE
printf("function executed\n");
#endif
closeConnection(fd); //defined in communication_funcs
#ifdef VERY_VERBOSE
printf("connection closed\n");
#endif
}
}
exitServer(sockfd); //defined in communication_funcs
printf("Goodbye!\n");
return 0;
}