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openairinterface5g/openair2/UTIL/OCG/OCG_detect_file.c
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4.6 KiB
C

/*
* Licensed to the OpenAirInterface (OAI) Software Alliance under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The OpenAirInterface Software Alliance licenses this file to You under
* the OAI Public License, Version 1.1 (the "License"); you may not use this file
* except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.openairinterface.org/?page_id=698
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*-------------------------------------------------------------------------------
* For more information about the OpenAirInterface (OAI) Software Alliance:
* contact@openairinterface.org
*/
/*! \file OCG_detect_file.c
* \brief Detect if a new XML is generated from the web portal
* \author Lusheng Wang & Navid Nikaein
* \date 2011
* \version 0.1
* \company Eurecom
* \email: navid.nikaein@eurecom.fr
* \note
* \warning
*/
/*--- INCLUDES ---------------------------------------------------------------*/
#include <stdio.h>
#include <string.h>
#include <dirent.h>
#include <sys/stat.h>
#include "OCG_vars.h"
#include "OCG_detect_file.h"
#include "UTIL/LOG/log.h"
/*----------------------------------------------------------------------------*/
int detect_file(char src_dir[DIR_LENGTH_MAX], char is_local_server[FILENAME_LENGTH_MAX])
{
DIR *dir = NULL;
struct dirent *file = NULL;
char template[FILENAME_LENGTH_MAX] = "";
char manual[FILENAME_LENGTH_MAX] = "";
if((dir = opendir(src_dir)) == NULL) {
LOG_E(OCG, "Folder %s for detecting the XML configuration file is not found\n", src_dir);
return MODULE_ERROR;
}
while((file = readdir(dir)) != NULL) {
if(strcmp(file->d_name, ".") && strcmp(file->d_name, "..")) {
if(file->d_type != DT_DIR) {
if ((!strcmp(is_local_server, "0")) || (!strcmp(is_local_server, "-1"))) { // for EURECOM web or local user without specifying the file name
strncpy(template, file->d_name, sizeof("template") - 1);
strncpy(manual, file->d_name, sizeof("manual") - 1);
if ((!strcmp(template, "template")) || (!strcmp(manual, "manual"))) { // should skip the templates and the manual XML files
} else {
if (strlen(file->d_name) <= FILENAME_LENGTH_MAX) {
strcpy(filename, file->d_name);
LOG_I(OCG, "Configuration file \"%s\" is detected\n", filename);
closedir(dir);
return MODULE_OK; // find a good file and return
} else {
LOG_E(OCG, "File name too long: char filename[] should be less than 64 characters\n");
closedir(dir);
return MODULE_ERROR;
}
}
} else { // should use a template or a manual XML file
strncpy(template, is_local_server, sizeof("template") - 1);
strncpy(manual, is_local_server, sizeof("manual") - 1);
if ((!strcmp(template, "template")) || (!strcmp(manual, "manual"))) {
strcpy(filename, is_local_server);
} else {
strcpy(filename, "template_");
strcat(filename, is_local_server);
strcat(filename, ".xml");
}
char check_src_file[FILENAME_LENGTH_MAX + DIR_LENGTH_MAX];
strncpy(check_src_file, src_dir, FILENAME_LENGTH_MAX + DIR_LENGTH_MAX);
check_src_file[FILENAME_LENGTH_MAX + DIR_LENGTH_MAX - 1] = 0; // terminate string
strncat(check_src_file, filename, FILENAME_LENGTH_MAX + DIR_LENGTH_MAX - strlen(check_src_file) - 1);
struct stat st;
if(stat(check_src_file, &st) != 0) {
LOG_E(OCG, "file %s does not exist\n", check_src_file);
closedir(dir);
return MODULE_ERROR;
} else {
LOG_I(OCG, "template/manual file \"%s\" is used\n", filename);
closedir(dir);
return MODULE_OK;
}
}
} else { // this option is not used at this moment : NO directory should be put in the src_dir
//detect_file(strncat(src_dir, file->d_name, FILENAME_LENGTH_MAX + DIR_LENGTH_MAX));
}
}
}
closedir(dir);
if (strcmp(is_local_server, "0") && strcmp(is_local_server, "-1")) {
LOG_E(OCG, "file %s does not exist in directory %s\n", is_local_server, src_dir);
return MODULE_ERROR;
} else return NO_FILE;
}