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Source code changes of the file "denied.c" between
sarg-2.3.11.tar.gz and sarg-2.4.0.tar.gz

About: SARG ia a Squid Analysis Report Generator.

denied.c  (sarg-2.3.11):denied.c  (sarg-2.4.0)
/* /*
* SARG Squid Analysis Report Generator http://sarg.sourceforge.net * SARG Squid Analysis Report Generator http://sarg.sourceforge.net
* 1998, 2013 * 1998, 2015
* *
* SARG donations: * SARG donations:
* please look at http://sarg.sourceforge.net/donations.php * please look at http://sarg.sourceforge.net/donations.php
* Support: * Support:
* http://sourceforge.net/projects/sarg/forums/forum/363374 * http://sourceforge.net/projects/sarg/forums/forum/363374
* --------------------------------------------------------------------- * ---------------------------------------------------------------------
* *
* This program is free software; you can redistribute it and/or modify * 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 * it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or * the Free Software Foundation; either version 2 of the License, or
skipping to change at line 29 skipping to change at line 29
* GNU General Public License for more details. * GNU General Public License for more details.
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
* *
*/ */
#include "include/conf.h" #include "include/conf.h"
#include "include/defs.h" #include "include/defs.h"
#include "include/readlog.h"
//! Name of the file containing the unsorted denied entries.
static char denied_unsort[MAXLEN]="";
//! The file handle to write the entries.
static FILE *fp_denied=NULL;
//! \c True if at least one denied entry exists.
static bool denied_exists=false;
/*!
Open a file to store the denied accesses.
\return The file handle or NULL if no file is necessary.
*/
void denied_open(void)
{
if ((ReportType & REPORT_TYPE_DENIED) == 0) {
if (debugz>=LogLevel_Process) debugaz(__FILE__,__LINE__,_("Denied
report not produced as it is not requested\n"));
return;
}
if (Privacy) {
if (debugz>=LogLevel_Process) debugaz(__FILE__,__LINE__,_("Denied
report not produced because privacy option is active\n"));
return;
}
format_path(__FILE__, __LINE__, denied_unsort, sizeof(denied_unsort), "%s
/denied.int_unsort", tmp);
if ((fp_denied=MY_FOPEN(denied_unsort,"w"))==NULL) {
debuga(__FILE__,__LINE__,_("Cannot open file \"%s\": %s\n"),denie
d_unsort,strerror(errno));
exit(EXIT_FAILURE);
}
return;
}
/*!
Write one entry in the unsorted denied file provided that it is required.
\param log_entry The entry to write into the log file.
*/
void denied_write(const struct ReadLogStruct *log_entry)
{
char date[80];
if (fp_denied && strstr(log_entry->HttpCode,"DENIED/403") != 0) {
strftime(date,sizeof(date),"%d/%m/%Y\t%H:%M:%S",&log_entry->Entry
Time);
fprintf(fp_denied, "%s\t%s\t%s\t%s\n",date,log_entry->User,log_en
try->Ip,log_entry->Url);
denied_exists=true;
}
}
/*!
Close the file opened by denied_open().
*/
void denied_close(void)
{
if (fp_denied) {
if (fclose(fp_denied)==EOF) {
debuga(__FILE__,__LINE__,_("Write error in \"%s\": %s\n")
,denied_unsort,strerror(errno));
exit(EXIT_FAILURE);
}
fp_denied=NULL;
}
}
/*!
Tell the caller if a denied report exists.
\return \c True if the report is available or \c false if no report
was generated.
*/
bool is_denied(void)
{
return(denied_exists);
}
static void show_ignored_denied(FILE *fp_ou,int count) static void show_ignored_denied(FILE *fp_ou,int count)
{ {
char ignored[80]; char ignored[80];
snprintf(ignored,sizeof(ignored),ngettext("%d more denied access not show n here…","%d more denied accesses not shown here…",count),count); snprintf(ignored,sizeof(ignored),ngettext("%d more denied access not show n here…","%d more denied accesses not shown here…",count),count);
fprintf(fp_ou,"<tr><td class=\"data\"></td><td class=\"data\"></td><td cl ass=\"data\"></td><td class=\"data2 more\">%s</td></tr>\n",ignored); fprintf(fp_ou,"<tr><td class=\"data\"></td><td class=\"data\"></td><td cl ass=\"data\"></td><td class=\"data2 more\">%s</td></tr>\n",ignored);
} }
/*!
Generate a report containing the denied accesses.
*/
void gen_denied_report(void) void gen_denied_report(void)
{ {
FILE *fp_in = NULL, *fp_ou = NULL; FileObject *fp_in = NULL;
FILE *fp_ou = NULL;
char *buf; char *buf;
char *url; char *url;
char denied_in[MAXLEN]; char denied_sort[MAXLEN];
char report[MAXLEN]; char report[MAXLEN];
char ip[MAXLEN]; char ip[MAXLEN];
char oip[MAXLEN]; char oip[MAXLEN];
char user[MAXLEN]; char user[MAXLEN];
char ouser[MAXLEN]; char ouser[MAXLEN]="";
char ouser2[MAXLEN]; char ouser2[MAXLEN]="";
char data[15]; char data[15];
char hora[15]; char hora[15];
bool z=false; char csort[4098];
bool z=false;
int count=0; int count=0;
int day,month,year; int day,month,year;
int cstatus;
bool new_user; bool new_user;
struct getwordstruct gwarea; struct getwordstruct gwarea;
longline line; longline line;
struct userinfostruct *uinfo; struct userinfostruct *uinfo;
struct tm t; struct tm t;
ouser[0]='\0'; if (!denied_exists) {
ouser2[0]='\0'; if (!KeepTempLog && denied_unsort[0]!='\0' && unlink(denied_unsor
t))
sprintf(denied_in,"%s/denied.int_log",tmp); debuga(__FILE__,__LINE__,_("Cannot delete \"%s\": %s\n"),
if (!denied_count) { denied_unsort,strerror(errno));
if (!KeepTempLog && unlink(denied_in)) denied_unsort[0]='\0';
debuga(_("Cannot delete \"%s\": %s\n"),denied_in,strerror if (debugz>=LogLevel_Process) debugaz(__FILE__,__LINE__,_("Denied
(errno)); report not produced because it is empty\n"));
if (debugz) debugaz(_("Denied report not produced because it is e
mpty\n"));
return; return;
} }
if (debugz>=LogLevel_Process)
debuga(__FILE__,__LINE__,_("Creating denied accesses report...\n"
));
if (snprintf(denied_sort,sizeof(denied_sort),"%s/denied.int_log",tmp)>=si
zeof(denied_sort)) {
debuga(__FILE__,__LINE__,_("Temporary directory path too long to
sort the denied accesses\n"));
exit(EXIT_FAILURE);
}
if (snprintf(csort,sizeof(csort),"sort -T \"%s\" -t \"\t\" -k 3,3 -k 5,5
-o \"%s\" \"%s\"",tmp,denied_sort,denied_unsort)>=sizeof(csort)) {
debuga(__FILE__,__LINE__,_("Sort command too long when sorting fi
le \"%s\" to \"%s\"\n"),denied_unsort,denied_sort);
exit(EXIT_FAILURE);
}
cstatus=system(csort);
if (!WIFEXITED(cstatus) || WEXITSTATUS(cstatus)) {
debuga(__FILE__,__LINE__,_("sort command return status %d\n"),WEX
ITSTATUS(cstatus));
debuga(__FILE__,__LINE__,_("sort command: %s\n"),csort);
exit(EXIT_FAILURE);
}
if (unlink(denied_unsort)) {
debuga(__FILE__,__LINE__,_("Cannot delete \"%s\": %s\n"),denied_u
nsort,strerror(errno));
exit(EXIT_FAILURE);
}
denied_unsort[0]='\0';
sprintf(report,"%s/denied.html",outdirname); format_path(__FILE__, __LINE__, report, sizeof(report), "%s/denied.html", outdirname);
if((fp_in=MY_FOPEN(denied_in,"r"))==NULL) { if ((fp_in=FileObject_Open(denied_sort))==NULL) {
debugapos("denied",_("Cannot open file \"%s\": %s\n"),denied_in,s debuga(__FILE__,__LINE__,_("Cannot open file \"%s\": %s\n"),denie
trerror(errno)); d_sort,FileObject_GetLastOpenError());
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
if((fp_ou=MY_FOPEN(report,"w"))==NULL) { if ((fp_ou=MY_FOPEN(report,"w"))==NULL) {
debugapos("denied",_("Cannot open file \"%s\": %s\n"),report,stre debuga(__FILE__,__LINE__,_("Cannot open file \"%s\": %s\n"),repor
rror(errno)); t,strerror(errno));
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
write_html_header(fp_ou,(IndexTree == INDEX_TREE_DATE) ? 3 : 1,_("Denied" ),HTML_JS_NONE); write_html_header(fp_ou,(IndexTree == INDEX_TREE_DATE) ? 3 : 1,_("Denied" ),HTML_JS_NONE);
fputs("<tr><td class=\"header_c\">",fp_ou); fputs("<tr><td class=\"header_c\">",fp_ou);
fprintf(fp_ou,_("Period: %s"),period.html); fprintf(fp_ou,_("Period: %s"),period.html);
fputs("</td></tr>\n",fp_ou); fputs("</td></tr>\n",fp_ou);
fprintf(fp_ou,"<tr><th class=\"header_c\">%s</th></tr>\n",_("Denied")); fprintf(fp_ou,"<tr><th class=\"header_c\">%s</th></tr>\n",_("Denied"));
close_html_header(fp_ou); close_html_header(fp_ou);
fputs("<div class=\"report\"><table cellpadding=\"0\" cellspacing=\"2\">\ n",fp_ou); fputs("<div class=\"report\"><table cellpadding=\"0\" cellspacing=\"2\">\ n",fp_ou);
fprintf(fp_ou,"<tr><th class=\"header_l\">%s</th><th class=\"header_l\">% s</th><th class=\"header_l\">%s</th><th class=\"header_l\">%s</th></tr>\n",_("US ERID"),_("IP/NAME"),_("DATE/TIME"),_("ACCESSED SITE")); fprintf(fp_ou,"<tr><th class=\"header_l\">%s</th><th class=\"header_l\">% s</th><th class=\"header_l\">%s</th><th class=\"header_l\">%s</th></tr>\n",_("US ERID"),_("IP/NAME"),_("DATE/TIME"),_("ACCESSED SITE"));
if ((line=longline_create())==NULL) { if ((line=longline_create())==NULL) {
debuga(_("Not enough memory to read file \"%s\"\n"),denied_in); debuga(__FILE__,__LINE__,_("Not enough memory to read file \"%s\" \n"),denied_sort);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
while((buf=longline_read(fp_in,line))!=NULL) { while((buf=longline_read(fp_in,line))!=NULL) {
getword_start(&gwarea,buf); getword_start(&gwarea,buf);
if (getword(data,sizeof(data),&gwarea,'\t')<0 || getword(hora,siz eof(hora),&gwarea,'\t')<0 || if (getword(data,sizeof(data),&gwarea,'\t')<0 || getword(hora,siz eof(hora),&gwarea,'\t')<0 ||
getword(user,sizeof(user),&gwarea,'\t')<0 || getword(ip,sizeo f(ip),&gwarea,'\t')<0) { getword(user,sizeof(user),&gwarea,'\t')<0 || getword(ip,sizeo f(ip),&gwarea,'\t')<0) {
debuga(_("Invalid record in file \"%s\"\n"),denied_in); debuga(__FILE__,__LINE__,_("Invalid record in file \"%s\" \n"),denied_sort);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
if (getword_ptr(buf,&url,&gwarea,'\t')<0) { if (getword_ptr(buf,&url,&gwarea,'\t')<0) {
debuga(_("Invalid url in file \"%s\"\n"),denied_in); debuga(__FILE__,__LINE__,_("Invalid url in file \"%s\"\n" ),denied_sort);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
if (sscanf(data,"%d/%d/%d",&day,&month,&year)!=3) continue; if (sscanf(data,"%d/%d/%d",&day,&month,&year)!=3) continue;
computedate(year,month,day,&t); computedate(year,month,day,&t);
strftime(data,sizeof(data),"%x",&t); strftime(data,sizeof(data),"%x",&t);
uinfo=userinfo_find_from_id(user); uinfo=userinfo_find_from_id(user);
if (!uinfo) { if (!uinfo) {
debuga(_("Unknown user ID %s in file \"%s\"\n"),user,deni ed_in); debuga(__FILE__,__LINE__,_("Unknown user ID %s in file \" %s\"\n"),user,denied_sort);
exit(EXIT_FAILURE); exit(EXIT_FAILURE);
} }
new_user=false; new_user=false;
if(!z) { if (!z) {
strcpy(ouser,user); strcpy(ouser,user);
strcpy(oip,ip); strcpy(oip,ip);
z=true; z=true;
new_user=true; new_user=true;
} else { } else {
if(strcmp(ouser,user) != 0) { if (strcmp(ouser,user) != 0) {
strcpy(ouser,user); strcpy(ouser,user);
new_user=true; new_user=true;
} }
if(strcmp(oip,ip) != 0) { if (strcmp(oip,ip) != 0) {
strcpy(oip,ip); strcpy(oip,ip);
new_user=true; new_user=true;
} }
} }
if(DeniedReportLimit) { if (DeniedReportLimit) {
if(strcmp(ouser2,uinfo->label) == 0) { if (strcmp(ouser2,uinfo->label) == 0) {
count++; count++;
} else { } else {
if(count>DeniedReportLimit && DeniedReportLimit>0 ) if (count>DeniedReportLimit && DeniedReportLimit> 0)
show_ignored_denied(fp_ou,count-DeniedRep ortLimit); show_ignored_denied(fp_ou,count-DeniedRep ortLimit);
count=1; count=1;
strcpy(ouser2,uinfo->label); strcpy(ouser2,uinfo->label);
} }
if(count > DeniedReportLimit) if (count > DeniedReportLimit)
continue; continue;
} }
fputs("<tr>",fp_ou); fputs("<tr>",fp_ou);
if (new_user) { if (new_user) {
if (uinfo->topuser) if (uinfo->topuser)
fprintf(fp_ou,"<td class=\"data\"><a href=\"%s/%s .html\">%s</a></td><td class=\"data\">%s</td>",uinfo->filename,uinfo->filename,u info->label,ip); fprintf(fp_ou,"<td class=\"data\"><a href=\"%s/%s .html\">%s</a></td><td class=\"data\">%s</td>",uinfo->filename,uinfo->filename,u info->label,ip);
else else
fprintf(fp_ou,"<td class=\"data\">%s</td><td clas s=\"data\">%s</td>",uinfo->label,ip); fprintf(fp_ou,"<td class=\"data\">%s</td><td clas s=\"data\">%s</td>",uinfo->label,ip);
} else } else
fputs("<td class=\"data\"></td><td class=\"data\"></td>", fp_ou); fputs("<td class=\"data\"></td><td class=\"data\"></td>", fp_ou);
fprintf(fp_ou,"<td class=\"data\">%s-%s</td><td class=\"data2\">" ,data,hora); fprintf(fp_ou,"<td class=\"data\">%s-%s</td><td class=\"data2\">" ,data,hora);
if(BlockIt[0] != '\0' && url[0]!=ALIAS_PREFIX) { if (BlockIt[0] != '\0' && url[0]!=ALIAS_PREFIX) {
fprintf(fp_ou,"<a href=\"%s%s?url=",wwwDocumentRoot,Block It); fprintf(fp_ou,"<a href=\"%s%s?url=",wwwDocumentRoot,Block It);
output_html_url(fp_ou,url); output_html_url(fp_ou,url);
fprintf(fp_ou,"\"><img src=\"%s/sarg-squidguard-block.png \"></a>&nbsp;",ImageFile); fprintf(fp_ou,"\"><img src=\"%s/sarg-squidguard-block.png \"></a>&nbsp;",ImageFile);
} }
output_html_link(fp_ou,url,100); output_html_link(fp_ou,url,100);
fputs("</td></tr>\n",fp_ou); fputs("</td></tr>\n",fp_ou);
} }
fclose(fp_in); if (FileObject_Close(fp_in)) {
debuga(__FILE__,__LINE__,_("Read error in \"%s\": %s\n"),denied_s
ort,FileObject_GetLastCloseError());
exit(EXIT_FAILURE);
}
longline_destroy(&line); longline_destroy(&line);
if(count>DeniedReportLimit && DeniedReportLimit>0) if (count>DeniedReportLimit && DeniedReportLimit>0)
show_ignored_denied(fp_ou,count-DeniedReportLimit); show_ignored_denied(fp_ou,count-DeniedReportLimit);
fputs("</table></div>\n",fp_ou); fputs("</table></div>\n",fp_ou);
if (write_html_trailer(fp_ou)<0) write_html_trailer(fp_ou);
debuga(_("Write error in file \"%s\"\n"),report); if (fclose(fp_ou)==EOF) {
if (fclose(fp_ou)==EOF) debuga(__FILE__,__LINE__,_("Write error in \"%s\": %s\n"),report,
debuga(_("Failed to close file \"%s\": %s\n"),report,strerror(err strerror(errno));
no)); exit(EXIT_FAILURE);
}
if (!KeepTempLog && unlink(denied_in)==-1) if (!KeepTempLog && unlink(denied_sort)==-1)
debuga(_("Cannot delete \"%s\": %s\n"),denied_in,strerror(errno)) debuga(__FILE__,__LINE__,_("Cannot delete \"%s\": %s\n"),denied_s
; ort,strerror(errno));
return; return;
} }
/*!
Remove any temporary file left by the denied module.
*/
void denied_cleanup(void)
{
if (fp_denied){
if (fclose(fp_denied)==EOF) {
debuga(__FILE__,__LINE__,_("Write error in \"%s\": %s\n")
,denied_unsort,strerror(errno));
exit(EXIT_FAILURE);
}
fp_denied=NULL;
}
if (!KeepTempLog && denied_unsort[0]) {
if (unlink(denied_unsort)==-1)
debuga(__FILE__,__LINE__,_("Failed to delete \"%s\": %s\n
"),denied_unsort,strerror(errno));
}
}
 End of changes. 29 change blocks. 
45 lines changed or deleted 163 lines changed or added

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