gem-graph-server/src/main.c

152 lines
4.9 KiB
C

//=-------------------------------------------------------------------------=//
// Main //
// //
// Copyright © 2021 The Gem-graph Project //
// //
// This file is part of gem-graph. //
// //
// This program is free software: you can redistribute it and/or modify //
// it under the terms of the GNU Affero General Public License as //
// published by the Free Software Foundation, either version 3 of the //
// License, or (at your option) any later version. //
// //
// This program is distributed in the hope that it will be useful, //
// but WITHOUT ANY WARRANTY; without even the implied warranty of //
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the //
// GNU Affero General Public License for more details. //
// //
// You should have received a copy of the GNU Affero General Public License //
// along with this program. If not, see <https://www.gnu.org/licenses/>. //
//=-------------------------------------------------------------------------=//
#include "../include/base.h"
#include "../include/server.h"
#include "../include/model.h"
/* -------------------------------------------------------------------------- */
static Server_t *server;
static void SigIntTermHandler(int signum)
{
server->pleaseStop = true;
printLog("Server stopping\n");
ModelShutdown();
printLog("All model shutted down\n");
}
// TODO parse args to discover :
// - config files directory
// - models & users directories
int main(int argc, char **argv)
{
int options;
time_t t;
int returnValue = 0;
Parameters_t *parameters;
// Get parameters TODO from args
parameters = (Parameters_t*) calloc(sizeof(Parameters_t), 1);
while ((options = getopt(argc, argv, ":C:M:U:")) != -1) {
switch (options) {
case 'C':
printLog("Config : %s\n", optarg);
parameters->configDir = (char*) malloc(strlen(optarg) + 1);
strcpy(parameters->configDir, optarg);
break;
case 'M':
printLog("Models : %s\n", optarg);
parameters->modelDir = (char*) malloc(strlen(optarg) + 1);
strcpy(parameters->modelDir, optarg);
break;
case 'U':
printLog("User : %s\n", optarg);
parameters->userDir = (char*) malloc(strlen(optarg) + 1);
strcpy(parameters->userDir, optarg);
break;
case ':':
printLog("Option missing argument : %c\n", optopt);
if (parameters->configDir)
free(parameters->configDir);
if (parameters->modelDir)
free(parameters->modelDir);
if (parameters->userDir)
free(parameters->userDir);
free(parameters);
return ENOSYS;
break;
case '?':
printLog("Unknown option : %c\n", optopt);
if (parameters->configDir)
free(parameters->configDir);
if (parameters->modelDir)
free(parameters->modelDir);
if (parameters->userDir)
free(parameters->userDir);
free(parameters);
return ENOSYS;
break;
}
}
if (!parameters->configDir | !parameters->modelDir | !parameters->userDir) {
printLog("Missing arguments\n");
if (parameters->configDir)
free(parameters->configDir);
if (parameters->modelDir)
free(parameters->modelDir);
if (parameters->userDir)
free(parameters->userDir);
free(parameters);
return ENOSYS;
}
// Go!
printLog("Starting gem-graph-server...\n");
// Register new interrupt handler
signal(SIGINT, SigIntTermHandler);
signal(SIGTERM, SigIntTermHandler);
// Initializing random generator
t = time(&t);
srand((unsigned) t);
server = (Server_t*) calloc(1, sizeof(Server_t));
// Initializing model system
ModelSystemInit(parameters);
// Launching server
ServerInit(server);
// Waiting for termination
ServerWait(server);
// Exiting
returnValue |= server->returnValue;
ModelSystemDestroy();
free(server);
server = NULL;
free(parameters->userDir);
free(parameters->modelDir);
free(parameters->configDir);
free(parameters);
parameters = NULL;
return returnValue;
}