1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
|
/*
**********************************************************************************************
* File: main.cpp
* Description: stellar main entry
*
* Copyright: (c) 2018-2022 Geedge Networks, Inc. All rights reserved.
***********************************************************************************************
*/
#include <limits.h>
#include <stdio.h>
#include <pthread.h>
#include <unistd.h>
#include <netinet/ether.h>
#include <netinet/ip.h>
#include <sys/socket.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <sys/syscall.h>
#include "logger.h"
#include "packet_io.h"
#include "packet_io_util.h"
#include "session_manager.h"
#include "plugin_manager.h"
#include "http.h"
#include "utils.h"
#include "util_errors.h"
#include "packet_io_internal.h"
struct worker_thread_ctx
{
pthread_t tid;
struct packet_io_device *dev;
struct session_manager *session_mgr;
struct plugin_manager *plugin_mgr;
int thread_id;
};
void *worker_thread_cycle(void *arg)
{
struct stellar_packet *rx_pkt;
struct stellar_session *session;
struct worker_thread_ctx *thread_arg = (struct worker_thread_ctx *)arg;
while (1)
{
if (packet_io_device_rx(thread_arg->dev, thread_arg->thread_id, &rx_pkt, 1) > 0)
{
session = session_manager_commit(thread_arg->session_mgr, rx_pkt, thread_arg->thread_id);
while (session)
{
plugin_manager_dispatch(thread_arg->plugin_mgr, session, thread_arg->thread_id);
session = session_manager_fetch_session(thread_arg->session_mgr, session, thread_arg->thread_id);
}
// clean session_manager event queue
packet_io_device_tx(thread_arg->dev, thread_arg->thread_id, &rx_pkt, 1);
}
else
{
printf("no fetch num\n");
// dispatch to time event
// dispatch to trigger polling event
}
#endif
}
}
return nullptr;
}
struct packet_io_device *packet_io_init(const char *instance_name, const enum packet_io_run_mode mode, const int thread_num)
{
struct packet_io_instance *ppio_inst = packet_io_instance_create(instance_name, mode);
if (nullptr == ppio_inst)
{
log_error(ST_ERR_PIO_INSTANCE, "packet_io instance init failed.");
return nullptr;
}
struct packet_io_device *ppio_dev = packet_io_device_open(ppio_inst, "eth1", thread_num, thread_num);
if (nullptr == ppio_dev)
{
log_error(ST_ERR_PIO_DEVICE, "packet_io device open failed.");
}
return ppio_dev;
}
int main(int argc, char **argv)
{
int thread_num = 1;
char file_path[] = "./plugs/plugins.inf";
struct packet_io_device *dev = packet_io_init("stellar", PACKET_IO_RUN_MODE_PCAP_LIVE, thread_num);
struct session_manager *session_mgr = session_manager_create(thread_num);
struct plugin_manager *plugin_mgr = plugin_manager_create(thread_num);
plugin_manager_register(plugin_mgr, "HTTP", SESSION_STATE_ALL, http_entry);
plugin_manager_load(plugin_mgr, file_path);
struct worker_thread_ctx *workers = (struct worker_thread_ctx *)calloc(sizeof(struct worker_thread_ctx), thread_num);
for (int i = 0; i < thread_num; i++)
{
workers[i].dev = dev;
workers[i].session_mgr = session_mgr;
workers[i].plugin_mgr = plugin_mgr;
workers[i].thread_id = i;
pthread_create(&workers[i].tid, nullptr, worker_thread_cycle, (void *)&workers[i]);
}
while (1)
{
/* main loop code */
usleep(1);
}
plugin_manager_unload(plugin_mgr);
plugin_manager_destory(plugin_mgr);
return 0;
}
|
