mirror of
https://github.com/optim-enterprises-bv/nDPId.git
synced 2025-10-29 17:32:23 +00:00
1c3ef69faa
* Install targets updated. * Removed nDPIsrvd.h token validation function (done automatically by token_get). Signed-off-by: Toni Uhlig <matzeton@googlemail.com>
715 lines
26 KiB
C
715 lines
26 KiB
C
#include <errno.h>
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#include <signal.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <syslog.h>
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#include <sys/epoll.h>
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#include <sys/timerfd.h>
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#include <unistd.h>
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#include "nDPIsrvd.h"
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#define LOG(flags, format, ...) \
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if (quiet == 0) \
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{ \
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fprintf(stderr, format, __VA_ARGS__); \
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fprintf(stderr, "%s", "\n"); \
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} \
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else \
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{ \
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syslog(flags, format, __VA_ARGS__); \
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}
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static struct nDPIsrvd_socket * sock = NULL;
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static int main_thread_shutdown = 0;
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static int collectd_timerfd = -1;
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static char * serv_optarg = NULL;
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static char * collectd_hostname = NULL;
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static char * collectd_interval = NULL;
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static nDPIsrvd_ull collectd_interval_ull = 0uL;
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static int quiet = 0;
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static struct
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{
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uint64_t flow_new_count;
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uint64_t flow_end_count;
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uint64_t flow_idle_count;
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uint64_t flow_guessed_count;
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uint64_t flow_detected_count;
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uint64_t flow_detection_update_count;
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uint64_t flow_not_detected_count;
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uint64_t flow_packet_count;
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uint64_t flow_total_bytes;
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uint64_t flow_risky_count;
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uint64_t flow_breed_safe_count;
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uint64_t flow_breed_acceptable_count;
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uint64_t flow_breed_fun_count;
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uint64_t flow_breed_unsafe_count;
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uint64_t flow_breed_potentially_dangerous_count;
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uint64_t flow_breed_dangerous_count;
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uint64_t flow_breed_unrated_count;
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uint64_t flow_breed_unknown_count;
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uint64_t flow_category_media_count;
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uint64_t flow_category_vpn_count;
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uint64_t flow_category_email_count;
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uint64_t flow_category_data_transfer_count;
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uint64_t flow_category_web_count;
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uint64_t flow_category_social_network_count;
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uint64_t flow_category_download_count;
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uint64_t flow_category_game_count;
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uint64_t flow_category_chat_count;
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uint64_t flow_category_voip_count;
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uint64_t flow_category_database_count;
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uint64_t flow_category_remote_access_count;
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uint64_t flow_category_cloud_count;
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uint64_t flow_category_network_count;
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uint64_t flow_category_collaborative_count;
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uint64_t flow_category_rpc_count;
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uint64_t flow_category_streaming_count;
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uint64_t flow_category_system_count;
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uint64_t flow_category_software_update_count;
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uint64_t flow_category_music_count;
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uint64_t flow_category_video_count;
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uint64_t flow_category_shopping_count;
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uint64_t flow_category_productivity_count;
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uint64_t flow_category_file_sharing_count;
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uint64_t flow_category_mining_count;
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uint64_t flow_category_malware_count;
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uint64_t flow_category_advertisment_count;
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uint64_t flow_category_other_count;
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uint64_t flow_category_unknown_count;
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uint64_t flow_l3_ip4_count;
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uint64_t flow_l3_ip6_count;
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uint64_t flow_l3_other_count;
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uint64_t flow_l4_tcp_count;
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uint64_t flow_l4_udp_count;
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uint64_t flow_l4_other_count;
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} collectd_statistics = {};
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static int set_collectd_timer(void)
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{
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const time_t interval = collectd_interval_ull * 1000;
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struct itimerspec its;
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its.it_value.tv_sec = interval / 1000;
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its.it_value.tv_nsec = (interval % 1000) * 1000000;
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its.it_interval.tv_nsec = 0;
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its.it_interval.tv_sec = 0;
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errno = 0;
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return timerfd_settime(collectd_timerfd, 0, &its, NULL);
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}
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static int create_collectd_timer(void)
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{
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collectd_timerfd = timerfd_create(CLOCK_MONOTONIC, TFD_NONBLOCK);
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if (collectd_timerfd < 0)
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{
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return 1;
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}
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return set_collectd_timer();
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}
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static void sighandler(int signum)
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{
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LOG(LOG_DAEMON | LOG_NOTICE, "Received SIGNAL %d", signum);
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if (main_thread_shutdown == 0)
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{
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LOG(LOG_DAEMON | LOG_NOTICE, "%s", "Shutting down ..");
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main_thread_shutdown = 1;
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}
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}
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static int parse_options(int argc, char ** argv)
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{
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int opt;
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static char const usage[] =
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"Usage: %s "
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"[-s host] [-c hostname] [-i interval] [-q]\n\n"
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"\t-s\tDestination where nDPIsrvd is listening on.\n"
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"\t-c\tCollectd hostname.\n"
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"\t \tThis value defaults to the environment variable COLLECTD_HOSTNAME.\n"
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"\t-i\tInterval between print statistics to stdout.\n"
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"\t \tThis value defaults to the environment variable COLLECTD_INTERVAL.\n"
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"\t-q\tDo not print anything except collectd statistics.\n"
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"\t \tAutomatically enabled if environment variables mentioned above are set.\n";
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while ((opt = getopt(argc, argv, "hs:c:i:q")) != -1)
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{
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switch (opt)
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{
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case 's':
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free(serv_optarg);
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serv_optarg = strdup(optarg);
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break;
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case 'c':
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free(collectd_hostname);
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collectd_hostname = strdup(optarg);
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break;
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case 'i':
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free(collectd_interval);
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collectd_interval = strdup(optarg);
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break;
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case 'q':
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quiet = 1;
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break;
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default:
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LOG(LOG_DAEMON | LOG_ERR, usage, argv[0]);
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return 1;
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}
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}
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if (serv_optarg == NULL)
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{
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serv_optarg = strdup(DISTRIBUTOR_UNIX_SOCKET);
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}
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if (collectd_hostname == NULL)
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{
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collectd_hostname = getenv("COLLECTD_HOSTNAME");
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if (collectd_hostname == NULL)
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{
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collectd_hostname = strdup("localhost");
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}
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}
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if (collectd_interval == NULL)
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{
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collectd_interval = getenv("COLLECTD_INTERVAL");
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if (collectd_interval == NULL)
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{
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collectd_interval = strdup("60");
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}
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}
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if (str_value_to_ull(collectd_interval, &collectd_interval_ull) != CONVERSION_OK)
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{
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LOG(LOG_DAEMON | LOG_ERR, "Collectd interval `%s' is not a valid number", collectd_interval);
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return 1;
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}
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if (nDPIsrvd_setup_address(&sock->address, serv_optarg) != 0)
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{
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LOG(LOG_DAEMON | LOG_ERR, "Could not parse address `%s'", serv_optarg);
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return 1;
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}
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if (optind < argc)
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{
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LOG(LOG_DAEMON | LOG_ERR, "%s", "Unexpected argument after options");
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if (quiet == 0)
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{
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LOG(0, "%s", "");
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LOG(0, usage, argv[0]);
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}
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return 1;
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}
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return 0;
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}
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#define COLLECTD_PUTVAL_N_FORMAT(name) "PUTVAL %s/nDPId/" #name " interval=%llu %llu:%llu\n"
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#define COLLECTD_PUTVAL_N(value) \
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collectd_hostname, collectd_interval_ull, (unsigned long long int)now, \
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(unsigned long long int)collectd_statistics.value
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static void print_collectd_exec_output(void)
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{
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time_t now = time(NULL);
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printf(COLLECTD_PUTVAL_N_FORMAT(flow_new_count) COLLECTD_PUTVAL_N_FORMAT(flow_end_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_idle_count) COLLECTD_PUTVAL_N_FORMAT(flow_guessed_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_detected_count) COLLECTD_PUTVAL_N_FORMAT(flow_detection_update_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_not_detected_count) COLLECTD_PUTVAL_N_FORMAT(flow_packet_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_total_bytes) COLLECTD_PUTVAL_N_FORMAT(flow_risky_count),
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COLLECTD_PUTVAL_N(flow_new_count),
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COLLECTD_PUTVAL_N(flow_end_count),
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COLLECTD_PUTVAL_N(flow_idle_count),
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COLLECTD_PUTVAL_N(flow_guessed_count),
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COLLECTD_PUTVAL_N(flow_detected_count),
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COLLECTD_PUTVAL_N(flow_detection_update_count),
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COLLECTD_PUTVAL_N(flow_not_detected_count),
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COLLECTD_PUTVAL_N(flow_packet_count),
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COLLECTD_PUTVAL_N(flow_total_bytes),
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COLLECTD_PUTVAL_N(flow_risky_count));
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printf(COLLECTD_PUTVAL_N_FORMAT(flow_breed_safe_count) COLLECTD_PUTVAL_N_FORMAT(flow_breed_acceptable_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_breed_fun_count) COLLECTD_PUTVAL_N_FORMAT(flow_breed_unsafe_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_breed_potentially_dangerous_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_breed_dangerous_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_breed_unrated_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_breed_unknown_count),
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COLLECTD_PUTVAL_N(flow_breed_safe_count),
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COLLECTD_PUTVAL_N(flow_breed_acceptable_count),
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COLLECTD_PUTVAL_N(flow_breed_fun_count),
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COLLECTD_PUTVAL_N(flow_breed_unsafe_count),
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COLLECTD_PUTVAL_N(flow_breed_potentially_dangerous_count),
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COLLECTD_PUTVAL_N(flow_breed_dangerous_count),
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COLLECTD_PUTVAL_N(flow_breed_unrated_count),
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COLLECTD_PUTVAL_N(flow_breed_unknown_count));
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printf(
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COLLECTD_PUTVAL_N_FORMAT(flow_category_media_count) COLLECTD_PUTVAL_N_FORMAT(
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flow_category_vpn_count) COLLECTD_PUTVAL_N_FORMAT(flow_category_email_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_data_transfer_count) COLLECTD_PUTVAL_N_FORMAT(
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flow_category_web_count) COLLECTD_PUTVAL_N_FORMAT(flow_category_social_network_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_download_count) COLLECTD_PUTVAL_N_FORMAT(
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flow_category_game_count) COLLECTD_PUTVAL_N_FORMAT(flow_category_chat_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_voip_count) COLLECTD_PUTVAL_N_FORMAT(
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flow_category_database_count) COLLECTD_PUTVAL_N_FORMAT(flow_category_remote_access_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_cloud_count) COLLECTD_PUTVAL_N_FORMAT(
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flow_category_network_count) COLLECTD_PUTVAL_N_FORMAT(flow_category_collaborative_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_rpc_count) COLLECTD_PUTVAL_N_FORMAT(
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flow_category_streaming_count) COLLECTD_PUTVAL_N_FORMAT(flow_category_system_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_software_update_count) COLLECTD_PUTVAL_N_FORMAT(
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flow_category_music_count) COLLECTD_PUTVAL_N_FORMAT(flow_category_video_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_shopping_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_productivity_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_file_sharing_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_mining_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_malware_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_advertisment_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_other_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_category_unknown_count),
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COLLECTD_PUTVAL_N(flow_category_media_count),
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COLLECTD_PUTVAL_N(flow_category_vpn_count),
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COLLECTD_PUTVAL_N(flow_category_email_count),
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COLLECTD_PUTVAL_N(flow_category_data_transfer_count),
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COLLECTD_PUTVAL_N(flow_category_web_count),
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COLLECTD_PUTVAL_N(flow_category_social_network_count),
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COLLECTD_PUTVAL_N(flow_category_download_count),
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COLLECTD_PUTVAL_N(flow_category_game_count),
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COLLECTD_PUTVAL_N(flow_category_chat_count),
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COLLECTD_PUTVAL_N(flow_category_voip_count),
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COLLECTD_PUTVAL_N(flow_category_database_count),
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COLLECTD_PUTVAL_N(flow_category_remote_access_count),
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COLLECTD_PUTVAL_N(flow_category_cloud_count),
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COLLECTD_PUTVAL_N(flow_category_network_count),
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COLLECTD_PUTVAL_N(flow_category_collaborative_count),
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COLLECTD_PUTVAL_N(flow_category_rpc_count),
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COLLECTD_PUTVAL_N(flow_category_streaming_count),
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COLLECTD_PUTVAL_N(flow_category_system_count),
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COLLECTD_PUTVAL_N(flow_category_software_update_count),
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COLLECTD_PUTVAL_N(flow_category_music_count),
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COLLECTD_PUTVAL_N(flow_category_video_count),
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COLLECTD_PUTVAL_N(flow_category_shopping_count),
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COLLECTD_PUTVAL_N(flow_category_productivity_count),
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COLLECTD_PUTVAL_N(flow_category_file_sharing_count),
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COLLECTD_PUTVAL_N(flow_category_mining_count),
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COLLECTD_PUTVAL_N(flow_category_malware_count),
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COLLECTD_PUTVAL_N(flow_category_advertisment_count),
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COLLECTD_PUTVAL_N(flow_category_other_count),
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COLLECTD_PUTVAL_N(flow_category_unknown_count));
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printf(COLLECTD_PUTVAL_N_FORMAT(flow_l3_ip4_count) COLLECTD_PUTVAL_N_FORMAT(flow_l3_ip6_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_l3_other_count) COLLECTD_PUTVAL_N_FORMAT(flow_l4_tcp_count)
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COLLECTD_PUTVAL_N_FORMAT(flow_l4_udp_count) COLLECTD_PUTVAL_N_FORMAT(flow_l4_other_count),
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COLLECTD_PUTVAL_N(flow_l3_ip4_count),
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COLLECTD_PUTVAL_N(flow_l3_ip6_count),
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COLLECTD_PUTVAL_N(flow_l3_other_count),
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COLLECTD_PUTVAL_N(flow_l4_tcp_count),
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COLLECTD_PUTVAL_N(flow_l4_udp_count),
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COLLECTD_PUTVAL_N(flow_l4_other_count));
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memset(&collectd_statistics, 0, sizeof(collectd_statistics));
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}
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static int mainloop(int epollfd)
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{
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struct epoll_event events[32];
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size_t const events_size = sizeof(events) / sizeof(events[0]);
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while (main_thread_shutdown == 0)
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{
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int nready = epoll_wait(epollfd, events, events_size, -1);
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for (int i = 0; i < nready; i++)
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{
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if (events[i].events & EPOLLERR)
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{
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LOG(LOG_DAEMON | LOG_ERR, "Epoll event error: %s", (errno != 0 ? strerror(errno) : "EPOLLERR"));
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break;
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}
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if (events[i].data.fd == collectd_timerfd)
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{
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uint64_t expirations;
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errno = 0;
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if (read(collectd_timerfd, &expirations, sizeof(expirations)) != sizeof(expirations))
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{
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LOG(LOG_DAEMON | LOG_ERR, "Could not read timer expirations: %s", strerror(errno));
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return 1;
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}
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if (set_collectd_timer() != 0)
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{
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LOG(LOG_DAEMON | LOG_ERR, "Could not set timer: %s", strerror(errno));
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return 1;
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}
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print_collectd_exec_output();
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}
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else if (events[i].data.fd == sock->fd)
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{
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errno = 0;
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enum nDPIsrvd_read_return read_ret = nDPIsrvd_read(sock);
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if (read_ret != READ_OK)
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{
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LOG(LOG_DAEMON | LOG_ERR, "nDPIsrvd read failed with: %s", nDPIsrvd_enum_to_string(read_ret));
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return 1;
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}
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enum nDPIsrvd_parse_return parse_ret = nDPIsrvd_parse(sock);
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if (parse_ret != PARSE_OK)
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{
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LOG(LOG_DAEMON | LOG_ERR, "nDPIsrvd parse failed with: %s", nDPIsrvd_enum_to_string(parse_ret));
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return 1;
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}
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}
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}
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}
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return 0;
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}
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static uint64_t get_total_flow_bytes(struct nDPIsrvd_socket * const sock)
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{
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nDPIsrvd_ull total_bytes_ull = 0;
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if (TOKEN_VALUE_TO_ULL(TOKEN_GET_SZ(sock, "flow_tot_l4_data_len"), &total_bytes_ull) == CONVERSION_OK)
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{
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return total_bytes_ull;
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}
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else
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{
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return 0;
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}
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}
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static enum nDPIsrvd_callback_return captured_json_callback(struct nDPIsrvd_socket * const sock,
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struct nDPIsrvd_flow * const flow)
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{
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(void)sock;
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(void)flow;
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struct nDPIsrvd_json_token const * const flow_event_name = TOKEN_GET_SZ(sock, "flow_event_name");
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if (TOKEN_VALUE_EQUALS_SZ(flow_event_name, "new") != 0)
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{
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collectd_statistics.flow_new_count++;
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struct nDPIsrvd_json_token const * const l3_proto = TOKEN_GET_SZ(sock, "l3_proto");
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if (TOKEN_VALUE_EQUALS_SZ(l3_proto, "ip4") != 0)
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{
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collectd_statistics.flow_l3_ip4_count++;
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}
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else if (TOKEN_VALUE_EQUALS_SZ(l3_proto, "ip6") != 0)
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{
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collectd_statistics.flow_l3_ip6_count++;
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}
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else if (l3_proto != NULL)
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{
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collectd_statistics.flow_l3_other_count++;
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}
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|
struct nDPIsrvd_json_token const * const l4_proto = TOKEN_GET_SZ(sock, "l4_proto");
|
|
if (TOKEN_VALUE_EQUALS_SZ(l3_proto, "tcp") != 0)
|
|
{
|
|
collectd_statistics.flow_l4_tcp_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(l3_proto, "tcp") != 0)
|
|
{
|
|
collectd_statistics.flow_l4_udp_count++;
|
|
}
|
|
else if (l4_proto != NULL)
|
|
{
|
|
collectd_statistics.flow_l4_other_count++;
|
|
}
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(flow_event_name, "end") != 0)
|
|
{
|
|
collectd_statistics.flow_end_count++;
|
|
collectd_statistics.flow_total_bytes += get_total_flow_bytes(sock);
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(flow_event_name, "idle") != 0)
|
|
{
|
|
collectd_statistics.flow_idle_count++;
|
|
collectd_statistics.flow_total_bytes += get_total_flow_bytes(sock);
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(flow_event_name, "guessed") != 0)
|
|
{
|
|
collectd_statistics.flow_guessed_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(flow_event_name, "detected") != 0)
|
|
{
|
|
collectd_statistics.flow_detected_count++;
|
|
|
|
if (TOKEN_GET_SZ(sock, "flow_risk") != NULL)
|
|
{
|
|
collectd_statistics.flow_risky_count++;
|
|
}
|
|
|
|
struct nDPIsrvd_json_token const * const breed = TOKEN_GET_SZ(sock, "breed");
|
|
if (TOKEN_VALUE_EQUALS_SZ(breed, "Safe") != 0)
|
|
{
|
|
collectd_statistics.flow_breed_safe_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(breed, "Acceptable") != 0)
|
|
{
|
|
collectd_statistics.flow_breed_acceptable_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(breed, "Fun") != 0)
|
|
{
|
|
collectd_statistics.flow_breed_fun_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(breed, "Unsafe") != 0)
|
|
{
|
|
collectd_statistics.flow_breed_unsafe_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(breed, "Potentially Dangerous") != 0)
|
|
{
|
|
collectd_statistics.flow_breed_potentially_dangerous_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(breed, "Dangerous") != 0)
|
|
{
|
|
collectd_statistics.flow_breed_dangerous_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(breed, "Unrated") != 0)
|
|
{
|
|
collectd_statistics.flow_breed_unrated_count++;
|
|
}
|
|
else
|
|
{
|
|
collectd_statistics.flow_breed_unknown_count++;
|
|
}
|
|
|
|
struct nDPIsrvd_json_token const * const category = TOKEN_GET_SZ(sock, "category");
|
|
if (TOKEN_VALUE_EQUALS_SZ(category, "Media") != 0)
|
|
{
|
|
collectd_statistics.flow_category_media_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "VPN") != 0)
|
|
{
|
|
collectd_statistics.flow_category_vpn_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Email") != 0)
|
|
{
|
|
collectd_statistics.flow_category_email_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "DataTransfer") != 0)
|
|
{
|
|
collectd_statistics.flow_category_data_transfer_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Web") != 0)
|
|
{
|
|
collectd_statistics.flow_category_web_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "SocialNetwork") != 0)
|
|
{
|
|
collectd_statistics.flow_category_social_network_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Download-FileTransfer-FileSharing") != 0)
|
|
{
|
|
collectd_statistics.flow_category_download_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Game") != 0)
|
|
{
|
|
collectd_statistics.flow_category_game_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Chat") != 0)
|
|
{
|
|
collectd_statistics.flow_category_chat_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "VoIP") != 0)
|
|
{
|
|
collectd_statistics.flow_category_voip_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Database") != 0)
|
|
{
|
|
collectd_statistics.flow_category_database_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "RemoteAccess") != 0)
|
|
{
|
|
collectd_statistics.flow_category_remote_access_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Cloud") != 0)
|
|
{
|
|
collectd_statistics.flow_category_cloud_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Network") != 0)
|
|
{
|
|
collectd_statistics.flow_category_network_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Collaborative") != 0)
|
|
{
|
|
collectd_statistics.flow_category_collaborative_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "RPC") != 0)
|
|
{
|
|
collectd_statistics.flow_category_rpc_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Streaming") != 0)
|
|
{
|
|
collectd_statistics.flow_category_streaming_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "System") != 0)
|
|
{
|
|
collectd_statistics.flow_category_system_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "SoftwareUpdate") != 0)
|
|
{
|
|
collectd_statistics.flow_category_software_update_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Music") != 0)
|
|
{
|
|
collectd_statistics.flow_category_music_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Video") != 0)
|
|
{
|
|
collectd_statistics.flow_category_video_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Shopping") != 0)
|
|
{
|
|
collectd_statistics.flow_category_shopping_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Productivity") != 0)
|
|
{
|
|
collectd_statistics.flow_category_productivity_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "FileSharing") != 0)
|
|
{
|
|
collectd_statistics.flow_category_file_sharing_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Mining") != 0)
|
|
{
|
|
collectd_statistics.flow_category_mining_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Malware") != 0)
|
|
{
|
|
collectd_statistics.flow_category_malware_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(category, "Advertisement") != 0)
|
|
{
|
|
collectd_statistics.flow_category_advertisment_count++;
|
|
}
|
|
else if (category != NULL)
|
|
{
|
|
collectd_statistics.flow_category_other_count++;
|
|
}
|
|
else
|
|
{
|
|
collectd_statistics.flow_category_unknown_count++;
|
|
}
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(flow_event_name, "detection-update") != 0)
|
|
{
|
|
collectd_statistics.flow_detection_update_count++;
|
|
}
|
|
else if (TOKEN_VALUE_EQUALS_SZ(flow_event_name, "not-detected") != 0)
|
|
{
|
|
collectd_statistics.flow_not_detected_count++;
|
|
}
|
|
|
|
if (TOKEN_GET_SZ(sock, "packet_event_name") != NULL)
|
|
{
|
|
collectd_statistics.flow_packet_count++;
|
|
}
|
|
|
|
return CALLBACK_OK;
|
|
}
|
|
|
|
int main(int argc, char ** argv)
|
|
{
|
|
int retval = 1;
|
|
|
|
openlog("nDPIsrvd-collectd", LOG_CONS, LOG_DAEMON);
|
|
|
|
sock = nDPIsrvd_init(0, 0, captured_json_callback, NULL);
|
|
if (sock == NULL)
|
|
{
|
|
LOG(LOG_DAEMON | LOG_ERR, "%s", "nDPIsrvd socket memory allocation failed!");
|
|
return 1;
|
|
}
|
|
|
|
if (parse_options(argc, argv) != 0)
|
|
{
|
|
return 1;
|
|
}
|
|
|
|
if (getenv("COLLECTD_HOSTNAME") == NULL && getenv("COLLECTD_INTERVAL") == NULL)
|
|
{
|
|
LOG(LOG_DAEMON | LOG_NOTICE, "Recv buffer size: %u", NETWORK_BUFFER_MAX_SIZE);
|
|
LOG(LOG_DAEMON | LOG_NOTICE, "Connecting to `%s'..", serv_optarg);
|
|
}
|
|
else
|
|
{
|
|
quiet = 1;
|
|
LOG(LOG_DAEMON | LOG_NOTICE, "Collectd hostname: %s", getenv("COLLECTD_HOSTNAME"));
|
|
LOG(LOG_DAEMON | LOG_NOTICE, "Collectd interval: %llu", collectd_interval_ull);
|
|
}
|
|
|
|
enum nDPIsrvd_connect_return connect_ret = nDPIsrvd_connect(sock);
|
|
if (connect_ret != CONNECT_OK)
|
|
{
|
|
LOG(LOG_DAEMON | LOG_ERR, "nDPIsrvd socket connect to %s failed!", serv_optarg);
|
|
nDPIsrvd_free(&sock);
|
|
return 1;
|
|
}
|
|
|
|
signal(SIGINT, sighandler);
|
|
signal(SIGTERM, sighandler);
|
|
signal(SIGPIPE, SIG_IGN);
|
|
|
|
int epollfd = epoll_create1(0);
|
|
if (epollfd < 0)
|
|
{
|
|
LOG(LOG_DAEMON | LOG_ERR, "Error creating epoll: %s", strerror(errno));
|
|
return 1;
|
|
}
|
|
|
|
if (create_collectd_timer() != 0)
|
|
{
|
|
LOG(LOG_DAEMON | LOG_ERR, "Error creating timer: %s", strerror(errno));
|
|
return 1;
|
|
}
|
|
|
|
{
|
|
struct epoll_event timer_event = {.data.fd = collectd_timerfd, .events = EPOLLIN};
|
|
if (epoll_ctl(epollfd, EPOLL_CTL_ADD, collectd_timerfd, &timer_event) < 0)
|
|
{
|
|
LOG(LOG_DAEMON | LOG_ERR, "Error adding JSON fd to epoll: %s", strerror(errno));
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
{
|
|
struct epoll_event socket_event = {.data.fd = sock->fd, .events = EPOLLIN};
|
|
if (epoll_ctl(epollfd, EPOLL_CTL_ADD, sock->fd, &socket_event) < 0)
|
|
{
|
|
LOG(LOG_DAEMON | LOG_ERR, "Error adding nDPIsrvd socket fd to epoll: %s", strerror(errno));
|
|
return 1;
|
|
}
|
|
}
|
|
|
|
LOG(LOG_DAEMON | LOG_NOTICE, "%s", "Initialization succeeded.");
|
|
retval = mainloop(epollfd);
|
|
|
|
nDPIsrvd_free(&sock);
|
|
close(collectd_timerfd);
|
|
close(epollfd);
|
|
closelog();
|
|
|
|
return retval;
|
|
}
|