mirror of
https://github.com/BlackLight/Snort_AIPreproc.git
synced 2024-11-24 04:35:11 +01:00
(Full?) support for PostgreSQL
This commit is contained in:
BlackLight
parent
90b94f3b20
commit
c854afe6f0
6 changed files with 129 additions and 54 deletions
2
db.h
2
db.h
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@ -64,11 +64,13 @@
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#define DB_num_rows postgresql_num_rows
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#define DB_fetch_row postgresql_fetch_row
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#define DB_free_result postgresql_free_result
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#define DB_escape_string postgresql_do_escape_string
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#define DB_close postgresql_do_close
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#define DB_out_init postgresql_do_out_init
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#define DB_is_out_init postgresql_is_out_init
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#define DB_out_query postgresql_do_out_query
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#define DB_out_escape_string postgresql_do_out_escape_string
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#define DB_out_close postgresql_do_out_close
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int DB_num_rows ( PSQL_result *res );
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55
outdb.c
55
outdb.c
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@ -71,8 +71,10 @@ AI_outdb_mutex_initialize ()
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void*
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AI_store_alert_to_db_thread ( void *arg )
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{
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char query[65535] = { 0 };
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char srcip[INET_ADDRSTRLEN],
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char query[65535] = { 0 },
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iphdr_id_str[20] = { 0 },
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tcphdr_id_str[20] = { 0 },
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srcip[INET_ADDRSTRLEN],
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dstip[INET_ADDRSTRLEN];
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unsigned char *pkt_data = NULL;
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@ -166,10 +168,24 @@ AI_store_alert_to_db_thread ( void *arg )
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DB_free_result ( res );
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}
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if ( latest_ip_hdr_id )
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{
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snprintf ( iphdr_id_str, sizeof ( iphdr_id_str ), ", %lu", latest_ip_hdr_id );
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}
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if ( latest_tcp_hdr_id && alert->ip_proto == IPPROTO_TCP )
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{
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snprintf ( tcphdr_id_str, sizeof ( tcphdr_id_str ), ", %lu", latest_tcp_hdr_id );
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}
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memset ( query, 0, sizeof ( query ));
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snprintf ( query, sizeof ( query ), "INSERT INTO %s (gid, sid, rev, priority, description, classification, timestamp, ip_hdr, tcp_hdr) "
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"VALUES (%u, %u, %u, %u, '%s', '%s', from_unixtime('%lu'), %lu, %lu)",
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#ifdef HAVE_LIBMYSQLCLIENT
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snprintf ( query, sizeof ( query ), "INSERT INTO %s (gid, sid, rev, priority, description, classification, timestamp%s%s) "
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"VALUES (%u, %u, %u, %u, '%s', '%s', from_unixtime('%lu')%s%s)",
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outdb_config[ALERTS_TABLE],
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((latest_ip_hdr_id != 0) ? ", ip_hdr" : ""),
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((latest_tcp_hdr_id != 0) ? ", tcp_hdr" : ""),
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alert->gid,
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alert->sid,
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alert->rev,
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@ -177,8 +193,24 @@ AI_store_alert_to_db_thread ( void *arg )
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((alert->desc) ? alert->desc : ""),
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((alert->classification) ? alert->classification : ""),
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alert->timestamp,
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latest_ip_hdr_id,
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((alert->ip_proto == IPPROTO_TCP || alert->ip_proto == IPPROTO_UDP) ? latest_tcp_hdr_id : 0));
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iphdr_id_str,
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tcphdr_id_str );
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#elif HAVE_LIBPQ
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snprintf ( query, sizeof ( query ), "INSERT INTO %s (gid, sid, rev, priority, description, classification, timestamp%s%s) "
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"VALUES (%u, %u, %u, %u, '%s', '%s', timestamp with time zone 'epoch' + %lu * interval '1 second'%s%s)",
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outdb_config[ALERTS_TABLE],
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((latest_ip_hdr_id != 0) ? ", ip_hdr" : ""),
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((latest_tcp_hdr_id != 0) ? ", tcp_hdr" : ""),
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alert->gid,
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alert->sid,
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alert->rev,
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alert->priority,
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((alert->desc) ? alert->desc : ""),
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((alert->classification) ? alert->classification : ""),
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alert->timestamp,
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iphdr_id_str,
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tcphdr_id_str );
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#endif
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DB_free_result ((DB_result) DB_out_query ( query ));
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@ -219,6 +251,8 @@ AI_store_alert_to_db_thread ( void *arg )
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pkt->pkt->pcap_header->len + pkt->pkt->payload_size );
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memset ( query, 0, sizeof ( query ));
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#ifdef HAVE_LIBMYSQLCLIENT
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snprintf ( query, sizeof ( query ), "INSERT INTO %s (alert_id, pkt_len, timestamp, content) "
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"VALUES (%lu, %u, from_unixtime('%lu'), '%s')",
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outdb_config[PACKET_STREAMS_TABLE],
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@ -226,6 +260,15 @@ AI_store_alert_to_db_thread ( void *arg )
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pkt->pkt->pcap_header->len + pkt->pkt->payload_size,
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pkt->timestamp,
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pkt_data );
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#elif HAVE_LIBPQ
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snprintf ( query, sizeof ( query ), "INSERT INTO %s (alert_id, pkt_len, timestamp, content) "
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"VALUES (%lu, %u, timestamp with time zone 'epoch' + %lu * interval '1 second', '%s')",
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outdb_config[PACKET_STREAMS_TABLE],
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latest_alert_id,
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pkt->pkt->pcap_header->len + pkt->pkt->payload_size,
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pkt->timestamp,
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pkt_data );
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#endif
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DB_free_result ((DB_result) DB_out_query ( query ));
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}
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33
postgresql.c
33
postgresql.c
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@ -72,25 +72,55 @@ __postgresql_do_init ( PGconn **__DB, BOOL is_out )
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snprintf ( conninfo, conninfo_max_length, "dbname=%s", config->outdbname );
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if ( config->outdbuser )
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{
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if ( strlen ( config->outdbuser ) != 0 )
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{
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sprintf ( conninfo, "%s user=%s", conninfo, config->outdbuser );
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}
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}
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if ( config->outdbpass )
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{
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if ( strlen ( config->outdbpass ) != 0 )
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{
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sprintf ( conninfo, "%s password=%s", conninfo, config->outdbpass );
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}
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}
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if ( config->outdbhost )
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{
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if ( strlen ( config->outdbhost ) != 0 )
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{
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sprintf ( conninfo, "%s hostaddr=%s", conninfo, config->outdbhost );
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}
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}
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} else {
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snprintf ( conninfo, conninfo_max_length, "dbname=%s", config->dbname );
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if ( config->dbuser )
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{
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if ( strlen ( config->dbuser ) != 0 )
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{
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sprintf ( conninfo, "%s user=%s", conninfo, config->dbuser );
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}
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}
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if ( config->dbpass )
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{
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if ( strlen ( config->dbpass ) != 0 )
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{
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sprintf ( conninfo, "%s password=%s", conninfo, config->dbpass );
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}
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}
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if ( config->dbhost )
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{
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if ( strlen ( config->dbhost ) != 0 )
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{
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sprintf ( conninfo, "%s hostaddr=%s", conninfo, config->dbhost );
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}
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}
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}
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if ( PQstatus ( *__DB = PQconnectdb ( conninfo )) != CONNECTION_OK )
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return NULL;
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@ -108,10 +138,7 @@ __postgresql_do_query ( PGconn *__DB, const char *query )
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AI_fatal_err ( "Fatal dynamic memory allocation error", __FILE__, __LINE__ );
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if ( PQresultStatus ( res->res = PQexec( __DB, query )) != PGRES_TUPLES_OK )
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{
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PQfinish ( __DB );
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return NULL;
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}
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ntuples = PQntuples ( res->res );
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res->index = 0;
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@ -26,16 +26,15 @@ CREATE TABLE ca_tcp_headers (
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primary key(tcp_hdr_id)
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);
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DROP TABLE IF EXISTS ca_packet_streams;
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CREATE TABLE ca_packet_streams (
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pkt_id integer auto_increment,
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alert_id integer,
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pkt_len integer,
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timestamp datetime,
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content longblob,
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DROP TABLE IF EXISTS ca_clustered_alerts;
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CREATE TABLE ca_clustered_alerts (
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cluster_id integer auto_increment,
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clustered_srcip varchar(255) default null,
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clustered_dstip varchar(255) default null,
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clustered_srcport varchar(255) default null,
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clustered_dstport varchar(255) default null,
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primary key(pkt_id),
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foreign key(alert_id) references ca_alerts(alert_id)
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primary key(cluster_id)
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);
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DROP TABLE IF EXISTS ca_alerts;
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@ -48,8 +47,8 @@ CREATE TABLE ca_alerts (
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description varchar(255),
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classification varchar(255),
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timestamp datetime,
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ip_hdr integer,
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tcp_hdr integer,
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ip_hdr integer default 0,
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tcp_hdr integer default 0,
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cluster_id integer default 0,
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primary key(alert_id),
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@ -58,15 +57,16 @@ CREATE TABLE ca_alerts (
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foreign key(cluster_id) references ca_clustered_alerts(cluster_id)
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);
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DROP TABLE IF EXISTS ca_clustered_alerts;
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CREATE TABLE ca_clustered_alerts (
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cluster_id integer auto_increment,
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clustered_srcip varchar(255) default null,
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clustered_dstip varchar(255) default null,
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clustered_srcport varchar(255) default null,
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clustered_dstport varchar(255) default null,
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DROP TABLE IF EXISTS ca_packet_streams;
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CREATE TABLE ca_packet_streams (
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pkt_id integer auto_increment,
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alert_id integer,
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pkt_len integer,
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timestamp datetime,
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content longblob,
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primary key(cluster_id)
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primary key(pkt_id),
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foreign key(alert_id) references ca_alerts(alert_id)
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);
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DROP TABLE IF EXISTS ca_correlated_alerts;
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@ -9,18 +9,20 @@ CREATE TABLE ca_ipv4_headers (
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ip_src_addr varchar(32),
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ip_dst_addr varchar(32)
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);
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INSERT INTO ca_ipv4_headers ( ip_hdr_id ) VALUES ( 0 );
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DROP TABLE IF EXISTS ca_tcp_headers CASCADE;
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CREATE TABLE ca_tcp_headers (
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tcp_hdr_id serial primary key,
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tcp_src_port integer,
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tcp_dst_port integer,
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tcp_seq integer,
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tcp_ack integer,
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tcp_seq bigint,
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tcp_ack bigint,
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tcp_flags integer,
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tcp_window integer,
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tcp_len integer
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);
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INSERT INTO ca_tcp_headers ( tcp_hdr_id ) VALUES ( 0 );
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DROP TABLE IF EXISTS ca_clustered_alerts CASCADE;
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CREATE TABLE ca_clustered_alerts (
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@ -30,6 +32,7 @@ CREATE TABLE ca_clustered_alerts (
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clustered_srcport varchar(255) default null,
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clustered_dstport varchar(255) default null
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);
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INSERT INTO ca_clustered_alerts ( cluster_id ) VALUES ( 0 );
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DROP TABLE IF EXISTS ca_alerts CASCADE;
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CREATE TABLE ca_alerts (
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@ -41,8 +44,8 @@ CREATE TABLE ca_alerts (
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description varchar(255),
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classification varchar(255),
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timestamp timestamp,
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ip_hdr integer references ca_ipv4_headers(ip_hdr_id),
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tcp_hdr integer references ca_tcp_headers(tcp_hdr_id),
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ip_hdr integer default 0 references ca_ipv4_headers(ip_hdr_id),
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tcp_hdr integer default 0 references ca_tcp_headers(tcp_hdr_id),
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cluster_id integer default 0 references ca_clustered_alerts(cluster_id)
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);
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@ -52,7 +55,7 @@ CREATE TABLE ca_packet_streams (
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alert_id integer references ca_alerts(alert_id),
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pkt_len integer,
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timestamp timestamp,
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content oid
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content bytea
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);
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DROP TABLE IF EXISTS ca_correlated_alerts CASCADE;
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8
spp_ai.c
8
spp_ai.c
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@ -663,9 +663,9 @@ static AI_config * AI_parse(char *args)
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free ( match );
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if ( !strlen ( config->dbhost ) || !strlen ( config->dbname ) || !strlen ( config->dbpass ) || !strlen ( config->dbuser ))
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if ( !strlen ( config->dbname ))
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{
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AI_fatal_err ( "Database option used in config, but missing configuration option (all 'host', 'type', 'name', 'user', and 'password' option must be used)", __FILE__, __LINE__ );
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AI_fatal_err ( "Database option used in config, but missing configuration option (at least 'type' and 'name' options must be used)", __FILE__, __LINE__ );
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}
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_dpd.logMsg(" Reading alerts from the database %s\n", config->dbname );
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@ -759,9 +759,9 @@ static AI_config * AI_parse(char *args)
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free ( match );
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if ( !strlen ( config->outdbhost ) || !strlen ( config->outdbname ) || !strlen ( config->outdbpass ) || !strlen ( config->outdbuser ))
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if ( !strlen ( config->outdbname ))
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{
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AI_fatal_err ( "Output database option used in config, but missing configuration option (all 'host', 'type', 'name', 'user', and 'password' options must be used)", __FILE__, __LINE__ );
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AI_fatal_err ( "Output database option used in config, but missing configuration option (at least 'type' and 'name' options must be used)", __FILE__, __LINE__ );
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}
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AI_outdb_mutex_initialize();
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