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db_input.c
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db_input.c
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/*
* 15/07/2012
*
* Copyright (c) 2012 Lulus Wijayakto <l.wijayakto@yahoo.com>
*
* Can be freely distributed and used under the terms of the GNU GPL.
*
*/
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include <time.h>
#include <inttypes.h>
#include <net/if.h>
#include <arpa/inet.h>
#include <sys/stat.h>
#include <db.h>
#include "db_input.h"
#include "sialan.h"
#include "helper.h"
#include "defined.h"
void usage(void)
{
fprintf(stderr, "db_input [type] [file]\n");
fprintf(stderr, "type: 10 malware\n");
fprintf(stderr, " 11 porn\n");
}
void config_db(DB_ENV *env)
{
DB *db;
DBT key, data;
u_int8_t i;
char buf[64];
if (db_create(&db, env, 0) != 0) {
fprintf(stderr, "database create %s\n", CONFIG_DB_NAME);
goto exit_1;
}
if (db->open(db, NULL, CONFIG_DB_NAME, NULL, DB_BTREE,
DB_CREATE | DB_EXCL, 0644) != 0) {
fprintf(stderr, "Failed DB->open: %s\n", CONFIG_DB_NAME);
goto exit_1;
}
u_int32_t addr;
for (i = 0; i < 4; i++) {
memset(&key, 0, sizeof(DBT));
memset(&data, 0, sizeof(DBT));
memset(buf, '\0', sizeof(buf));
key.data = &i;
key.size = sizeof(u_int8_t);
switch (i) {
case 0: inet_pton(AF_INET, "192.168.10.254", &addr);
memcpy(buf, &addr, sizeof(u_int32_t));
break;
case 1: inet_pton(AF_INET, "8.8.8.8", &addr);
memcpy(buf, &addr, sizeof(u_int32_t));
break;
case 2: memcpy(buf, "yahoo.com", sizeof(buf));
break;
case 3: memcpy(buf, "eth1", 4);
memset(buf + IFNAMSIZ, '0', sizeof(buf) - (IFNAMSIZ + 3));
break;
}
data.data = buf;
data.size = strlen(buf) +1;
db->put(db, NULL, &key, &data, DB_NOOVERWRITE);
}
exit_1:
if (db)
db->close(db, 0);
}
static void insert_db(const char *file, const uint8_t type)
{
DB *db = NULL;
DBT key, data;
DB_ENV *env;
union {
IP_LIST ip_list;
DOMAIN_LIST dom_list;
} u;
u_int32_t i, j;
char buf[350];
FILE *fd = NULL;
memset(buf, '\0', sizeof(buf));
fd = fopen(file, "r");
if ((i = db_env_create(&env, 0)) != 0) {
fprintf(stderr, "db_input: %s\n", db_strerror(i));
return;
}
if ((i = env->open(env, DB_ENVIRONMENT,
DB_CREATE | DB_INIT_CDB | DB_INIT_MPOOL | DB_THREAD, 0)) != 0) {
fprintf(stderr, "environment open: %s\n", DB_ENVIRONMENT);
goto err;
}
if ((i = db_create(&db, env, 0)) != 0) {
fprintf(stderr, "database create\n");
goto err;
}
if (!strcmp(file, "ip_list"))
strncpy(buf, IP_DB_NAME, 32);
else
strncpy(buf, DOMAIN_DB_NAME, 32);
if ((i = db->open(db, NULL, buf, NULL, DB_BTREE,
DB_CREATE | DB_THREAD, 0644)) != 0) {
fprintf(stderr, "DB->open: %s\n", buf);
goto err;
}
uint32_t idnum = 0;
//get idnum
memset(&key, 0, sizeof(DBT));
memset(&data, 0, sizeof(DBT));
if (!strcmp(file, "dom_list")) {
key.data = ID_NUM;
key.size = 2;
data.data = &idnum;
data.ulen = sizeof(uint32_t);
data.flags = DB_DBT_USERMEM;
i = db->get(db, NULL, &key, &data, 0);
if (i != 0)
idnum = 0;
else
idnum++;
}
while (fgets(buf, 350, fd)) {
j = strlen(buf);
memset(buf +(j-1), '\0', 1);
if (!strcmp(file, "ip_list")) {
memset(&u.ip_list, 0, sizeof(IP_LIST));
u.ip_list.id = 0;
u.ip_list.type = type;
u.ip_list.flag = DB_ENABLE | DB_WHOLE_MATCH;
} else {
memset(&u.dom_list, 0, sizeof(DOMAIN_LIST));
idnum++;
u.dom_list.id = idnum;
u.dom_list.ttl = time(NULL);
u.dom_list.type = type;
u.dom_list.flag = DB_ENABLE | DB_WHOLE_MATCH;
}
memset(&key, 0, sizeof(DBT));
memset(&data, 0, sizeof(DBT));
if (!strcmp(file, "ip_list")) {
u_int32_t addr;
if (inet_pton(AF_INET, buf, &addr)) {
key.data = &addr;
key.size = sizeof(uint32_t);
data.data = &u.ip_list;
data.size = sizeof(IP_LIST);
}
} else {
mirror(buf);
key.data = buf;
key.size = j;
data.data = &u.dom_list;
data.size = sizeof(DOMAIN_LIST);
}
j = db->put(db, NULL, &key, &data, DB_NOOVERWRITE);
if (j == DB_KEYEXIST)
fprintf(stderr, "Put failed because key %s already exists\n", buf);
}
fclose(fd);
// save ID_NUM
if (!strcmp(file, "dom_list")) {
memset(&key, 0, sizeof(DBT));
memset(&data, 0, sizeof(DBT));
key.data = ID_NUM;
key.size = 2;
data.data = &idnum;
data.size = sizeof(uint32_t);
// cek jika blom ada maka put, kalau sudah ada maka overwrite
j = db->put(db, NULL, &key, &data, DB_OVERWRITE_DUP);
}
config_db(env);
err:
if (db)
db->close(db, 0);
if (env)
env->close(env, 0);
printf("Done.\n");
}
int main(int argc, char **argv)
{
if (argc != 3) {
usage();
return 0;
}
// create db environment if not exits
mkdir(DB_ENVIRONMENT, S_IRWXU | S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH);
u_int8_t type = 0;
if (strcmp(argv[1], "10") && strcmp(argv[1], "11")) {
usage();
return 0;
} else
type = atoi(argv[1]);
fprintf(stderr, "Checking for domains and ip addresses\n");
if (!ip_dom(argv[2])) {
fprintf(stderr, "File not found.\n");
return 1;
}
fprintf(stderr, "Insert domains to database...\n");
insert_db("dom_list", type);
fprintf(stderr, "Insert ip addresses to database...\n");
insert_db("ip_list", type);
return 0;
}