-/* @(#) $Id: report_op.c,v 1.2 2009/06/24 18:53:08 dcid Exp $ */
+/* @(#) $Id: ./src/shared/report_op.c, 2011/09/08 dcid Exp $
+ */
/* Copyright (C) 2009 Trend Micro Inc.
* All rights reserved.
*
* This program is a free software; you can redistribute it
* and/or modify it under the terms of the GNU General Public
- * License (version 3) as published by the FSF - Free Software
+ * License (version 2) as published by the FSF - Free Software
* Foundation
*/
/** Helper functions. */
+FILE *__g_rtype = NULL;
+void l_print_out(const char *msg, ...)
+{
+ va_list args;
+ va_start(args, msg);
+
+ if(__g_rtype)
+ {
+ (void)vfprintf(__g_rtype, msg, args);
+ (void)fprintf(__g_rtype, "\n");
+ }
+ else
+ {
+ (void)vfprintf(stderr, msg, args);
+ (void)fprintf(stderr, "\n");
+ }
+ va_end(args);
+}
+
/* Sort function used by OSStore sort.
- * Returns if d1 > d2.
+ * Returns if d1 > d2.
*/
void *_os_report_sort_compare(void *d1, void *d2)
{
OSList *d1l = (OSList *)d1;
- OSList *d2l = (OSList *)d2;
+ OSList *d2l = (OSList *)d2;
if(d1l->currently_size > d2l->currently_size)
{
}
+/* Print output header. */
+void _os_header_print(int t, char *hname)
+{
+ if(!t)
+ {
+ l_print_out("Top entries for '%s':", hname);
+ l_print_out("------------------------------------------------");
+ }
+ else
+ {
+ l_print_out("Related entries for '%s':", hname);
+ l_print_out("------------------------------------------------");
+ }
+}
+
+
/* Compares if the id is present in the string. */
int _os_report_str_int_compare(char *str, int id)
{
int pt_check = 0;
-
+
do
{
if((*str == ',')||(*str == ' '))
/* Checking for the filters. */
if(r_filter->group)
{
- if(!strstr(al_data->group, r_filter->group))
- {
- return(0);
- }
+ if(al_data->group) /* Probably unnecessary, all (?) alerts should have groups) */
+ {
+ if(!strstr(al_data->group, r_filter->group))
+ {
+ return(0);
+ }
+ }
}
if(r_filter->rule)
{
}
if(r_filter->location)
{
- if(!OS_Match2(r_filter->location, al_data->location))
+ if(!OS_Match(r_filter->location, al_data->location))
{
return(0);
}
return(0);
}
}
+ if(r_filter->srcip)
+ {
+ if(al_data->srcip)
+ {
+ if(!strstr(al_data->srcip, r_filter->srcip))
+ {
+ return(0);
+ }
+ }
+ }
+ if(r_filter->user)
+ {
+ if(al_data->user)
+ {
+ if(!strstr(al_data->user, r_filter->user))
+ {
+ return(0);
+ }
+ }
+ }
+ if(r_filter->files)
+ {
+ if(al_data->filename)
+ {
+ if(!strstr(al_data->filename, r_filter->files))
+ {
+ return(0);
+ }
+ }
+ }
return(1);
}
}
return(prev_filter);
}
+ else if(strcmp(filter_by, "filename") == 0)
+ {
+ if(!(prev_filter & REPORT_REL_FILE))
+ {
+ prev_filter|=REPORT_REL_FILE;
+ }
+ return(prev_filter);
+ }
else
{
- merror("%s: ERROR: Invalid relation '%s'.", ARGV0, filter_by);
+ merror("%s: ERROR: Invalid relation '%s'.", __local_name, filter_by);
return(-1);
- }
+ }
}
OSListNode *list_entry;
alert_data *list_aldata;
alert_data *saved_aldata;
-
-
+
+
list_entry = OSList_GetFirstNode(st_data);
while(list_entry)
{
saved_aldata = (alert_data *)list_entry->data;
-
+
/* Removing duplicates. */
list_entry = list_entry->prev;
while(list_entry)
else if(print_related & REPORT_REL_USER)
{
list_aldata = (alert_data *)list_entry->data;
- if(strcmp(list_aldata->user, saved_aldata->user) == 0)
+ if(list_aldata->user == NULL || saved_aldata->user == NULL)
+ {
+ }
+ else if(strcmp(list_aldata->user, saved_aldata->user) == 0)
{
break;
}
else if(print_related & REPORT_REL_SRCIP)
{
list_aldata = (alert_data *)list_entry->data;
- if(strcmp(list_aldata->srcip, saved_aldata->srcip) == 0)
+ if(list_aldata->srcip == NULL || saved_aldata->srcip == NULL)
+ {
+ }
+ else if(strcmp(list_aldata->srcip, saved_aldata->srcip) == 0)
{
break;
}
break;
}
}
+ else if(print_related & REPORT_REL_FILE)
+ {
+ list_aldata = (alert_data *)list_entry->data;
+ if(list_aldata->filename == NULL || saved_aldata->filename == NULL)
+ {
+ }
+ else if(strcmp(list_aldata->filename, saved_aldata->filename) == 0)
+ {
+ break;
+ }
+ }
list_entry = list_entry->prev;
}
if(!list_entry)
{
if(print_related & REPORT_REL_LOCATION)
- print_out(" location: '%s'", saved_aldata->location);
+ l_print_out(" location: '%s'", saved_aldata->location);
else if(print_related & REPORT_REL_GROUP)
- print_out(" group: '%s'", saved_aldata->group);
+ l_print_out(" group: '%s'", saved_aldata->group);
else if(print_related & REPORT_REL_RULE)
- print_out(" rule: '%d'", saved_aldata->rule);
- else if(print_related & REPORT_REL_SRCIP)
- print_out(" srcip: '%s'", saved_aldata->srcip);
- else if(print_related & REPORT_REL_USER)
- print_out(" user: '%s'", saved_aldata->user);
+ l_print_out(" rule: '%d'", saved_aldata->rule);
+ else if((print_related & REPORT_REL_SRCIP) && saved_aldata->srcip)
+ l_print_out(" srcip: '%s'", saved_aldata->srcip);
+ else if((print_related & REPORT_REL_USER) && saved_aldata->user)
+ l_print_out(" user: '%s'", saved_aldata->user);
else if(print_related & REPORT_REL_LEVEL)
- print_out(" level: '%d'", saved_aldata->level);
+ l_print_out(" level: '%d'", saved_aldata->level);
+ else if((print_related & REPORT_REL_FILE) && saved_aldata->filename)
+ l_print_out(" filename: '%s'", saved_aldata->filename);
}
list_entry = OSList_GetNextNode(st_data);
top_list = OSList_Create();
if(!top_list)
{
- merror(MEM_ERROR, ARGV0);
+ merror(MEM_ERROR, __local_name);
return(0);
}
OSList_AddData(top_list, data);
void os_report_printtop(void *topstore_pt, char *hname, int print_related)
{
+ int dopdout = 0;
OSStore *topstore = (OSStore *)topstore_pt;
OSStoreNode *next_node;
-
- if(!print_related)
- {
- print_out("Top entries for '%s':", hname);
- print_out("------------------------------------------------");
- }
- else
- {
- print_out("Related entries for '%s':", hname);
- print_out("------------------------------------------------");
- }
-
next_node = OSStore_GetFirstNode(topstore);
while(next_node)
/* With location we leave more space to be clearer. */
if(!print_related)
{
- if(strlen(lkey) > 46)
+ if(strlen(lkey) > 76)
{
- lkey[44] = '.';
- lkey[45] = '.';
- lkey[46] = '\0';
+ lkey[74] = '.';
+ lkey[75] = '.';
+ lkey[76] = '\0';
}
- print_out("%-48s|%-8d|", (char *)next_node->key, st_data->currently_size);
+ if(!dopdout)
+ {
+ _os_header_print(print_related, hname);
+ dopdout = 1;
+ }
+ l_print_out("%-78s|%-8d|", (char *)next_node->key, st_data->currently_size);
}
/* Print each destination. */
else
{
- print_out("%-48s|%-8d|", (char *)next_node->key, st_data->currently_size);
+ if(!dopdout)
+ {
+ _os_header_print(print_related, hname);
+ dopdout = 1;
+ }
+ l_print_out("%-78s|%-8d|", (char *)next_node->key, st_data->currently_size);
if(print_related & REPORT_REL_LOCATION)
_os_report_print_related(REPORT_REL_LOCATION, st_data);
_os_report_print_related(REPORT_REL_GROUP, st_data);
if(print_related & REPORT_REL_LEVEL)
_os_report_print_related(REPORT_REL_LEVEL, st_data);
+ if(print_related & REPORT_REL_FILE)
+ _os_report_print_related(REPORT_REL_FILE, st_data);
}
}
- print_out(" ");
- print_out(" ");
- return;
+ if(dopdout == 1)
+ {
+ l_print_out(" ");
+ l_print_out(" ");
+ }
+ return;
}
int alerts_filtered = 0;
char *first_alert = NULL;
char *last_alert = NULL;
-
-
- time_t tm;
- struct tm *p;
-
+ void **data_to_clean = NULL;
+
+
+ time_t tm;
+ struct tm *p;
+
file_queue *fileq;
alert_data *al_data;
/* Getting current time before starting */
tm = time(NULL);
- p = localtime(&tm);
+ p = localtime(&tm);
+
+
+
+
+ /* Initating file queue - to read the alerts */
+ os_calloc(1, sizeof(file_queue), fileq);
+ if(r_filter->report_type == REPORT_TYPE_DAILY && r_filter->filename)
+ {
+ fileq->fp = fopen(r_filter->filename, "r");
+ if(!fileq->fp)
+ {
+ merror("%s: ERROR: Unable to open alerts file to generate report.", __local_name);
+ return;
+ }
+ if(r_filter->fp)
+ {
+ __g_rtype = r_filter->fp;
+ }
+ }
+ else
+ {
+ fileq->fp = stdin;
+ }
/* Creating top hashes. */
r_filter->top_rule = OSStore_Create();
r_filter->top_group = OSStore_Create();
r_filter->top_location = OSStore_Create();
+ r_filter->top_files = OSStore_Create();
-
-
- /* Initating file queue - to read the alerts */
- os_calloc(1, sizeof(file_queue), fileq);
- fileq->fp = stdin;
Init_FileQueue(fileq, p, CRALERT_READ_ALL|CRALERT_FP_SET);
+
/* Reading the alerts. */
while(1)
{
al_data = Read_FileMon(fileq, p, 1);
if(!al_data)
{
- verbose("%s: Report completed. Creating output...", ARGV0);
break;
}
alerts_processed++;
-
+
/* Checking the filters. */
if(!_os_report_check_filters(al_data, r_filter))
FreeAlertData(al_data);
continue;
}
-
-
+
+
alerts_filtered++;
+ data_to_clean = os_AddPtArray(al_data, data_to_clean);
/* Setting first and last alert for summary. */
if(!first_alert)
first_alert = al_data->date;
last_alert = al_data->date;
-
-
+
+
/* Adding source ip if it is set properly. */
- if(strcmp(al_data->srcip, "(none)") != 0)
+ if(al_data->srcip != NULL && strcmp(al_data->srcip, "(none)") != 0)
_os_report_add_tostore(al_data->srcip, r_filter->top_srcip, al_data);
-
+
/* Adding user if it is set properly. */
- if(strcmp(al_data->user, "(none)") != 0)
+ if(al_data->user != NULL && strcmp(al_data->user, "(none)") != 0)
_os_report_add_tostore(al_data->user, r_filter->top_user, al_data);
mrule[76] = '\0';
snprintf(mlevel, 16, "Severity %d" , al_data->level);
snprintf(mrule, 76, "%d - %s" , al_data->rule, al_data->comment);
-
- _os_report_add_tostore(strdup(mlevel), r_filter->top_level,
+
+ _os_report_add_tostore(strdup(mlevel), r_filter->top_level,
al_data);
- _os_report_add_tostore(strdup(mrule), r_filter->top_rule,
+ _os_report_add_tostore(strdup(mrule), r_filter->top_rule,
al_data);
}
mgroup++;
continue;
}
-
- _os_report_add_tostore(tmp_str, r_filter->top_group,
+
+ _os_report_add_tostore(tmp_str, r_filter->top_group,
al_data);
mgroup++;
}
tmp_str++;
if(*tmp_str != '\0')
{
- _os_report_add_tostore(tmp_str, r_filter->top_group,
+ _os_report_add_tostore(tmp_str, r_filter->top_group,
al_data);
}
}
}
- /* Adding to the location top filter. */
- _os_report_add_tostore(al_data->location, r_filter->top_location,
+ /* Adding to the location top filter. */
+ _os_report_add_tostore(al_data->location, r_filter->top_location,
al_data);
+
+
+ if(al_data->filename != NULL)
+ {
+ _os_report_add_tostore(al_data->filename, r_filter->top_files,
+ al_data);
+ }
+ }
+
+ /* No report available */
+ if(alerts_filtered == 0)
+ {
+ if(!r_filter->report_name)
+ merror("%s: INFO: Report completed and zero alerts post-filter.", __local_name);
+ else
+ merror("%s: INFO: Report '%s' completed and zero alerts post-filter.", __local_name, r_filter->report_name);
+ return;
}
+ if(r_filter->report_name)
+ verbose("%s: INFO: Report '%s' completed. Creating output...", __local_name, r_filter->report_name);
+ else
+ verbose("%s: INFO: Report completed. Creating output...", __local_name);
+
- print_out(" ");
+ l_print_out(" ");
if(r_filter->report_name)
- print_out("Report '%s' completed.", r_filter->report_name);
+ l_print_out("Report '%s' completed.", r_filter->report_name);
else
- print_out("Report completed. ==");
- print_out("------------------------------------------------");
-
- print_out("->Processed alerts: %d", alerts_processed);
- print_out("->Post-filtering alerts: %d", alerts_filtered);
- print_out("->First alert: %s", first_alert);
- print_out("->Last alert: %s", last_alert);
- print_out(" ");
- print_out(" ");
-
+ l_print_out("Report completed. ==");
+ l_print_out("------------------------------------------------");
+
+ l_print_out("->Processed alerts: %d", alerts_processed);
+ l_print_out("->Post-filtering alerts: %d", alerts_filtered);
+ l_print_out("->First alert: %s", first_alert);
+ l_print_out("->Last alert: %s", last_alert);
+ l_print_out(" ");
+ l_print_out(" ");
+
OSStore_Sort(r_filter->top_srcip, _os_report_sort_compare);
OSStore_Sort(r_filter->top_user, _os_report_sort_compare);
OSStore_Sort(r_filter->top_level, _os_report_sort_compare);
OSStore_Sort(r_filter->top_group, _os_report_sort_compare);
OSStore_Sort(r_filter->top_location, _os_report_sort_compare);
OSStore_Sort(r_filter->top_rule, _os_report_sort_compare);
-
+ OSStore_Sort(r_filter->top_files, _os_report_sort_compare);
+
if(r_filter->top_srcip)
os_report_printtop(r_filter->top_srcip, "Source ip", 0);
-
+
if(r_filter->top_user)
os_report_printtop(r_filter->top_user, "Username", 0);
-
+
if(r_filter->top_level)
os_report_printtop(r_filter->top_level, "Level", 0);
-
+
if(r_filter->top_group)
os_report_printtop(r_filter->top_group, "Group", 0);
-
+
if(r_filter->top_location)
os_report_printtop(r_filter->top_location, "Location", 0);
-
+
if(r_filter->top_rule)
os_report_printtop(r_filter->top_rule, "Rule", 0);
+ if(r_filter->top_files)
+ os_report_printtop(r_filter->top_files, "Filenames", 0);
+
/* Print related events. */
if(r_filter->related_srcip)
- os_report_printtop(r_filter->top_srcip, "Source ip",
+ os_report_printtop(r_filter->top_srcip, "Source ip",
r_filter->related_srcip);
if(r_filter->related_user)
- os_report_printtop(r_filter->top_user, "Username",
+ os_report_printtop(r_filter->top_user, "Username",
r_filter->related_user);
if(r_filter->related_level)
- os_report_printtop(r_filter->top_level, "Level",
+ os_report_printtop(r_filter->top_level, "Level",
r_filter->related_level);
if(r_filter->related_group)
- os_report_printtop(r_filter->top_group, "Group",
+ os_report_printtop(r_filter->top_group, "Group",
r_filter->related_group);
-
+
if(r_filter->related_location)
- os_report_printtop(r_filter->top_location, "Location",
+ os_report_printtop(r_filter->top_location, "Location",
r_filter->related_location);
-
+
if(r_filter->related_rule)
- os_report_printtop(r_filter->top_rule, "Rule",
+ os_report_printtop(r_filter->top_rule, "Rule",
r_filter->related_rule);
+
+ if(r_filter->related_file)
+ os_report_printtop(r_filter->top_files, "Filename",
+ r_filter->related_file);
+
+
+ /* If we have to dump the alerts. */
+ if(data_to_clean)
+ {
+ int i = 0;
+
+ if(r_filter->show_alerts)
+ {
+ l_print_out("Log dump:");
+ l_print_out("------------------------------------------------");
+ }
+ while(data_to_clean[i])
+ {
+ alert_data *md = data_to_clean[i];
+ if(r_filter->show_alerts)
+ l_print_out("%s %s\nRule: %d (level %d) -> '%s'\n%s\n\n", md->date, md->location, md->rule, md->level, md->comment, md->log[0]);
+ FreeAlertData(md);
+ i++;
+ }
+ free(data_to_clean);
+ data_to_clean = NULL;
+ }
}
* report_filter *r_filter)
* Checks the configuration filters.
*/
-int os_report_configfilter(char *filter_by, char *filter_value,
+int os_report_configfilter(char *filter_by, char *filter_value,
report_filter *r_filter, int arg_type)
{
if(!filter_by || !filter_value)
{
return(-1);
}
-
+
if(arg_type == REPORT_FILTER)
{
if(strcmp(filter_by, "group") == 0)
{
- r_filter->group = filter_value;
+ r_filter->group = filter_value;
}
else if(strcmp(filter_by, "rule") == 0)
{
- r_filter->rule = filter_value;
+ r_filter->rule = filter_value;
}
else if(strcmp(filter_by, "level") == 0)
{
- r_filter->level = filter_value;
+ r_filter->level = filter_value;
}
else if(strcmp(filter_by, "location") == 0)
{
- r_filter->location = filter_value;
+ r_filter->location = filter_value;
+ }
+ else if(strcmp(filter_by, "user") == 0)
+ {
+ r_filter->user = filter_value;
+ }
+ else if(strcmp(filter_by, "srcip") == 0)
+ {
+ r_filter->srcip = filter_value;
+ }
+ else if(strcmp(filter_by, "filename") == 0)
+ {
+ r_filter->files = filter_value;
}
else
{
- merror("%s: ERROR: Invalid filter '%s'.", ARGV0, filter_by);
+ merror("%s: ERROR: Invalid filter '%s'.", __local_name, filter_by);
return(-1);
}
}
{
if(strcmp(filter_by, "group") == 0)
{
- r_filter->related_group =
+ r_filter->related_group =
_report_filter_value(filter_value, r_filter->related_group);
if(r_filter->related_group == -1)
}
else if(strcmp(filter_by, "rule") == 0)
{
- r_filter->related_rule =
+ r_filter->related_rule =
_report_filter_value(filter_value, r_filter->related_rule);
if(r_filter->related_rule == -1)
}
else if(strcmp(filter_by, "level") == 0)
{
- r_filter->related_level =
+ r_filter->related_level =
_report_filter_value(filter_value, r_filter->related_level);
if(r_filter->related_level == -1)
}
else if(strcmp(filter_by, "location") == 0)
{
- r_filter->related_location =
+ r_filter->related_location =
_report_filter_value(filter_value, r_filter->related_location);
if(r_filter->related_location == -1)
}
else if(strcmp(filter_by, "srcip") == 0)
{
- r_filter->related_srcip =
+ r_filter->related_srcip =
_report_filter_value(filter_value, r_filter->related_srcip);
if(r_filter->related_srcip == -1)
}
else if(strcmp(filter_by, "user") == 0)
{
- r_filter->related_user =
+ r_filter->related_user =
_report_filter_value(filter_value, r_filter->related_user);
-
+
if(r_filter->related_user == -1)
return(-1);
}
+ else if(strcmp(filter_by, "filename") == 0)
+ {
+ r_filter->related_file =
+ _report_filter_value(filter_value, r_filter->related_file);
+
+ if(r_filter->related_file == -1)
+ return(-1);
+ }
else
{
- merror("%s: ERROR: Invalid related entry '%s'.", ARGV0, filter_by);
+ merror("%s: ERROR: Invalid related entry '%s'.", __local_name, filter_by);
return(-1);
}
}