void run_chordtest(int argc, char **argv)
{
node *n = node_start(LOG_ERROR,0);
if (NULL == n)
exit(1);
if (0 == argc) {
/* Standalone mode; run the test locally */
endpointid managerid;
managerid.ip = n->listenip;
managerid.port = n->listenport;
managerid.localid = MANAGER_ID;
start_manager(n);
testchord(n,&managerid,1);
}
else {
/* Client mode; run the chord test on a set of remote nodes specified in the file */
endpointid *managerids;
int nmanagers;
if (0 != read_managers(n,argv[0],&managerids,&nmanagers))
exit(1);
testchord(n,managerids,nmanagers);
free(managerids);
}
node_run(n);
}
/**
* \brief Main program function
*
* This functions parse command line options to determine Isaac behaviour
* This progran can be used as a Isaac process or a CLI client
* if -r option is specified.
*
* \param argc Argument counter
* \param argv Array of string arguments passed to the program
*/
int
main(int argc, char *argv[])
{
pid_t pid;
int opt_remote = 0;
char opt;
char * xarg = NULL;
// Parse commandline arguments
while ((opt = getopt(argc, argv, "dhrvx:")) != EOF) {
switch (opt) {
case 'd':
debug++;
break;
case 'r':
opt_remote++;
break;
case 'x':
opt_execute++;
opt_remote++; // This is implicit in 'x'
xarg = strdup(optarg);
break;
case 'v':
version();
exit(EXIT_SUCCESS);
case 'h':
case '?':
usage();
exit(EXIT_SUCCESS);
}
}
// Check if there is an Isaac is already running
if (opt_remote) {
if (remote_tryconnect() == 0) {
if (!opt_execute) {
remote_control(NULL);
return 0;
} else {
remote_control(xarg);
return 0;
}
} else {
fprintf(stderr, "Unable to connect to remote Isaac (does %s exist?)\n", CLI_SOCKET);
exit(1);
}
} else {
// Check Isaac is not already running
if (access(CLI_SOCKET, F_OK) == 0) {
fprintf(stderr, "%s already running on %s. Use '%s -r' to connect\n", argv[0],
CLI_SOCKET, argv[0]);
exit(1);
}
}
// If we are not in debug mode, then fork to background
if (!debug) {
if ((pid = fork()) < 0)
exit(1);
else if (pid > 0)
exit(0);
}
cfg_init(&config);
// Setup signal handlers
(void) signal(SIGINT, quit);
(void) signal(SIGTERM, quit);
(void) signal(SIGPIPE, SIG_IGN);
// Read configuration files
if (cfg_read(&config, CFILE) != 0) {
fprintf(stderr, "Failed to read configuration file %s\n", CFILE);
quit(EXIT_FAILURE);
}
// Initialize logging
if (start_logging(config.logtype, config.logfile, config.logtag, config.loglevel) != 0) {
fprintf(stderr, "Failed to read configuration file %s\n", CFILE);
quit(EXIT_FAILURE);
}
// Load Modules. The contain the server Applications
if (load_modules() != 0) {
quit(EXIT_FAILURE);
}
// Start manager thread
if (start_manager(config.manaddr, config.manport, config.manuser, config.manpass) != 0) {
quit(EXIT_FAILURE);
}
// Start cli service
if (cli_server_start() != 0) {
quit(EXIT_FAILURE);
}
// Start server thread
if (start_server(config.listenaddr, config.listenport) == -1) {
quit(EXIT_FAILURE);
}
// All subsystems Up!
isaac_log(LOG_NONE, "\e[1;37m%s Ready.\e[0m\n", PACKAGE_NAME);
// Wait here until any signal is sent
pause();
// Unreachable code :D
return 0;
}
