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/*
* $Id: config.c,v 1.1 1998/05/17 23:48:09 elkner Exp $
*
* Author: Jens Elkner elkner@ivs.cs.uni-magdeburg.de
* Project: Jesred http://ivs.cs.uni-magdeburg.de/~elkner/webtools/jesred/
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* 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 General Public License for more details.
*
* http://www.gnu.org/copyleft/gpl.html or ./gpl.html
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*
*/
#include<stdio.h>
#include<stdlib.h>
#include<string.h>
#include<errno.h>
#include<ctype.h>
#include<sys/types.h>
#include<netinet/in.h>
#include<arpa/inet.h>
#ifdef LOCAL_REGEX
#include "regex.h"
#else
#include<regex.h>
#endif
#include "log.h"
#include "path.h"
#include "main.h"
#include "ip_list.h"
#include "pattern_list.h"
#include "config.h"
#include "util.h"
char *CleanLine(const char *);
const char *const w_space = " \t\n\r";
void
read_allow(char **file, ip_acl **list) {
FILE *fd;
char *token = NULL;
char buff[BUFSIZE];
/* struct in_addr addr; */
fd = fopen(*file, "r");
if(fd == NULL) {
token = strerror(errno);
mylog(ERROR, "unable to open local addresses file %s: %s\n",
*file ? *file : "", token);
echo_mode = 1;
return;
}
mylog(INFO, "Loading IP List from %s\n",*file);
while( !echo_mode && (fgets(buff, BUFSIZE, fd) != NULL) ) {
token = CleanLine(buff);
if ( token == NULL )
continue;
addToIPACL(list, token);
}
fclose(fd);
safe_free(*file);
}
void
read_config(char **allow, char **rules, char **redirect, char **rewrite)
{
FILE *fd;
char *token, *token2;
char buff[BUFSIZE];
echo_mode = 0;
allow_siblings = 0;
strcpy(buff,DEFAULT_PATH);
strcat(buff,"/");
strcat(buff,"jesred.conf");
if ( (fd=fopen(buff,"r")) == NULL) {
token = strerror(errno);
fprintf(stderr,"Can't open config file %s for reading: %s\n"
"Using echo mode!!!\n",
buff, token);
echo_mode++;
return;
}
/* just to be sure */
safe_free(*allow);
safe_free(*rules);
safe_free(*redirect);
safe_free(*rewrite);
while (fgets(buff, BUFSIZE, fd) != NULL) {
token = CleanLine(buff);
if ( token == NULL )
continue;
token2 = strchr(token,'=');
if (token2) {
*token2 = '\0';
token = CleanLine(token);
if (! token)
continue;
token2++;
token2 = CleanLine(token2);
if (! token2)
continue;
if ( ! strcasecmp(token,"allow") )
*allow = strdup(token2);
else if ( ! strcasecmp(token,"rules"))
*rules = strdup(token2);
else if (! strcasecmp(token,"redirect_log"))
*redirect = strdup(token2);
else if (! strcasecmp(token,"rewrite_log"))
*rewrite = strdup(token2);
#ifdef DEBUG
else if ( (! strcasecmp(token,"debug")) &&
(! strcasecmp(token2,"true")) )
debug_mode++;
#endif
else if (! strcasecmp(token,"siblings")) {
if (! strcasecmp(token2,"true"))
allow_siblings++;
}
else
fprintf(stderr,
"Unknown keyword or value \"%s = %s\" - ignored\n",
token ? token : "", token2 ? token2 : "");
}
}
fclose(fd);
}
/* attention - it changes the original string */
char *
CleanLine(const char *line) {
char *token = NULL;
int i;
token = (char *) line;
if (token[strlen(line)-1] == '\n')
token[strlen(line)-1] = '\0';
/* skip leading and trailing white space of the line */
token += strspn(line, w_space);
if ( *token == '#' ) {
return (NULL);
}
for(i= strlen(token) -1 ; i >= 0; i--) {
if (token[i] != ' ')
break;
else
token[i] = '\0';
}
if ( *token == '\0' ) {
return (NULL);
}
return (token);
}
/* load the squirm.patterns into linked list */
void
read_rules(char **file, pattern_item **plist) {
char buff[BUFSIZE];
FILE *fd;
char *token = NULL;
if ( ! *file || (fd = fopen(*file, "rt")) == NULL ) {
echo_mode = 1;
token = strerror(errno);
mylog(ERROR, "unable to open redirect patterns file %s: %s\n",
*file ? *file : "", token);
return;
}
mylog(INFO, "Reading Patterns from config %s\n", *file);
while(!echo_mode && (fgets(buff, BUFSIZE, fd) != NULL)) {
/* skip blank lines and comments */
token = CleanLine(buff);
if ( ! token)
continue;
add_to_patterns(token, plist);
}
fclose(fd);
safe_free(*file);
}
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