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update session finite state machine & add tcp init -> opening test case

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This commit is contained in:
luwenpeng
2024-01-23 14:30:46 +08:00
parent 4fbafab4e3
commit 1f668b1a01
16 changed files with 2049 additions and 1021 deletions
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4
deps/dablooms/test/gtest_dablooms.cpp vendored
View File

@@ -25,7 +25,7 @@ struct config
.enable = 1,
.capacity = 1000000,
.error_rate = 0.00001,
.expiry_time = 10,
.expiry_time = 3,
};
struct packet_idetify idetify = {
@@ -47,7 +47,7 @@ TEST(DABLOOMS, TEST)
EXPECT_TRUE(expiry_dablooms_search(handle, (const char *)&idetify, sizeof(idetify), time(NULL)) != 1); // no exist
EXPECT_TRUE(expiry_dablooms_add(handle, (const char *)&idetify, sizeof(idetify), time(NULL)) == 0); // add
for (int i = 0; i < 15; i++)
for (int i = 0; i < 5; i++)
{
if (i < config.expiry_time)
{

4
src/dupkt_filter/test/gtest_dupkt_filter.cpp
View File

@@ -75,7 +75,7 @@ struct config
.enable = 1,
.capacity = 1000000,
.error_rate = 0.00001,
.timeout_s = 10,
.timeout_s = 3,
};
TEST(DUPKT_FILTER, TEST)
@@ -91,7 +91,7 @@ TEST(DUPKT_FILTER, TEST)
EXPECT_TRUE(dupkt_filter_lookup(filter, &pkt) == 0); // no found
dupkt_filter_add(filter, &pkt); // add
for (int i = 0; i < 12; i++)
for (int i = 0; i < 5; i++)
{
timestamp_update();

4
src/eviction_filter/test/gtest_eviction_filter.cpp
View File

@@ -124,7 +124,7 @@ struct config
.enable = 1,
.capacity = 1000000,
.error_rate = 0.00001,
.timeout_s = 10,
.timeout_s = 3,
};
TEST(EVICTION_FILTER, TEST)
@@ -143,7 +143,7 @@ TEST(EVICTION_FILTER, TEST)
EXPECT_TRUE(eviction_filter_lookup(filter, &s2c_pkt) == 0); // no found
eviction_filter_add(filter, &c2s_pkt); // add
for (int i = 0; i < 12; i++)
for (int i = 0; i < 5; i++)
{
timestamp_update();

5
src/packet/ipv4_helpers.h
View File

@@ -124,6 +124,11 @@ static inline const uint8_t *ipv4_hdr_get_opt_ptr(const struct ip *hdr)
return (const uint8_t *)hdr + sizeof(struct ip);
}
static inline void ipv4_hdr_set_ipid(struct ip *hdr, uint16_t ipid)
{
hdr->ip_id = htons(ipid);
}
#ifdef __cpluscplus
}
#endif

5
src/packet/packet_helpers.h
View File

@@ -16,6 +16,7 @@ extern "C"
struct metadata
{
char data[64];
// TODO
};
@@ -120,6 +121,7 @@ static inline struct packet *packet_dup(const struct packet *pkt)
pkt_dup->layers[i].pld_ptr = pkt_dup->data_ptr + pkt->layers[i].hdr_offset + pkt->layers[i].hdr_len;
}
}
packet_set0_metadata(pkt_dup, metadata_dup(packet_get0_metadata(pkt)));
return pkt_dup;
}
@@ -128,6 +130,9 @@ static inline void packet_free(struct packet *pkt)
{
if (pkt)
{
metadata_free((struct metadata *)packet_get0_metadata(pkt));
packet_set0_metadata(pkt, NULL);
if (pkt->data_ptr)
{
free((char *)pkt->data_ptr);

169
src/session/session.cpp
View File

@@ -1,6 +1,7 @@
#include <assert.h>
#include "session_private.h"
#include "packet_helpers.h"
#define EX_KEY_MAX_LEN 64
@@ -18,12 +19,6 @@ struct ex_manager
};
static struct ex_manager g_ex_manager = {0};
uint8_t tcp_builtin_ex = 0; // built-in ex_data index
uint8_t udp_builtin_ex = 0; // built-in ex_data index
uint8_t c2s_1st_md_ex = 0; // built-in ex_data index
uint8_t s2c_1st_md_ex = 0; // built-in ex_data index
uint8_t c2s_1st_pkt_ex = 0; // built-in ex_data index
uint8_t s2c_1st_pkt_ex = 0; // built-in ex_data index
/******************************************************************************
* session
@@ -46,22 +41,22 @@ uint64_t session_get_id(const struct session *sess)
}
// session tuple6
void session_set_tuple6(struct session *sess, const struct tuple6 *tuple)
void session_set_key(struct session *sess, const struct tuple6 *tuple)
{
memcpy(&sess->tuple, tuple, sizeof(struct tuple6));
}
const struct tuple6 *session_get0_tuple6(const struct session *sess)
const struct tuple6 *session_get0_key(const struct session *sess)
{
return &sess->tuple;
}
void session_set_tuple6_dir(struct session *sess, enum session_dir dir)
void session_set_key_dir(struct session *sess, enum session_dir dir)
{
sess->tuple_dir = dir;
}
enum session_dir session_get_tuple6_dir(const struct session *sess)
enum session_dir session_get_key_dir(const struct session *sess)
{
return sess->tuple_dir;
}
@@ -164,18 +159,50 @@ uint64_t session_get_last_time(const struct session *sess)
return sess->last_time;
}
// session tcp state
void session_set_tcp_state(struct session *sess, enum tcp_state state)
{
sess->tcp_state = state;
}
enum tcp_state session_get_tcp_state(const struct session *sess)
{
return sess->tcp_state;
}
// session udp state
void session_set_udp_state(struct session *sess, enum udp_state state)
{
sess->udp_state = state;
}
enum udp_state session_get_udp_state(const struct session *sess)
{
return sess->udp_state;
}
/******************************************************************************
* session packet
******************************************************************************/
void session_set_c2s_1st_pkt(struct session *sess, const struct packet *pkt)
{
sess->c2s_1st_pkt = packet_dup(pkt);
}
void session_set_s2c_1st_pkt(struct session *sess, const struct packet *pkt)
{
sess->s2c_1st_pkt = packet_dup(pkt);
}
const struct packet *session_get0_c2s_1st_pkt(const struct session *sess)
{
return (const struct packet *)session_get0_ex_data(sess, c2s_1st_pkt_ex);
return sess->c2s_1st_pkt;
}
const struct packet *session_get0_s2c_1st_pkt(const struct session *sess)
{
return (const struct packet *)session_get0_ex_data(sess, s2c_1st_pkt_ex);
return sess->s2c_1st_pkt;
}
const struct packet *session_get0_1st_pkt(const struct session *sess)
@@ -304,6 +331,29 @@ void session_free_ex_data(struct session *sess, uint8_t idx)
sess->ex_data[idx] = NULL;
}
void session_free(struct session *sess)
{
if (sess)
{
for (uint8_t i = 0; i < g_ex_manager.count; i++)
{
session_free_ex_data(sess, i);
}
if (sess->c2s_1st_pkt)
{
packet_free(sess->c2s_1st_pkt);
sess->c2s_1st_pkt = NULL;
}
if (sess->s2c_1st_pkt)
{
packet_free(sess->s2c_1st_pkt);
sess->s2c_1st_pkt = NULL;
}
}
}
/******************************************************************************
* session expire
******************************************************************************/
@@ -342,69 +392,79 @@ void session_run_expirecb(struct session *sess)
* session dump
******************************************************************************/
static void tcp_ex_data_tostring(uint64_t ex_data, char *buffer, size_t buffer_len)
static void tcp_state_tostring(enum tcp_state state, char *buffer, size_t buffer_len)
{
if (ex_data == 0)
if (state == 0)
{
return;
}
int nused = 0;
if (ex_data & TCP_SYN_RECVED)
if (state & TCP_SYN_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_SYN_RECVED ");
}
if (ex_data & TCP_SYNACK_RECVED)
if (state & TCP_SYNACK_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_SYNACK_RECVED ");
}
if (ex_data & TCP_C2S_DATA_RECVED)
if (state & TCP_C2S_ACK_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_C2S_ACK_RECVED ");
}
if (state & TCP_S2C_ACK_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_S2C_ACK_RECVED ");
}
if (state & TCP_C2S_DATA_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_C2S_DATA_RECVED ");
}
if (ex_data & TCP_S2C_DATA_RECVED)
if (state & TCP_S2C_DATA_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_S2C_DATA_RECVED ");
}
if (ex_data & TCP_C2S_FIN_RECVED)
if (state & TCP_C2S_FIN_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_C2S_FIN_RECVED ");
}
if (ex_data & TCP_S2C_FIN_RECVED)
if (state & TCP_S2C_FIN_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_S2C_FIN_RECVED ");
}
if (ex_data & TCP_C2S_RST_RECVED)
if (state & TCP_C2S_RST_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_C2S_RST_RECVED ");
}
if (ex_data & TCP_S2C_RST_RECVED)
if (state & TCP_S2C_RST_RECVED)
{
nused += snprintf(buffer + nused, buffer_len - nused, "TCP_S2C_RST_RECVED ");
}
}
static void udp_ex_data_tostring(uint64_t ex_data, char *buffer, size_t buffer_len)
static void udp_state_tostring(enum udp_state state, char *buffer, size_t buffer_len)
{
if (ex_data == 0)
if (state == 0)
{
return;
}
int nused = 0;
if (ex_data & UDP_C2S_RECVED)
if (state & UDP_C2S_RECVED)
{
snprintf(buffer + nused, buffer_len - nused, "UDP_C2S_RECVED ");
}
if (ex_data & UDP_S2C_RECVED)
if (state & UDP_S2C_RECVED)
{
snprintf(buffer + nused, buffer_len - nused, "UDP_S2C_RECVED ");
}
@@ -453,9 +513,9 @@ const char *session_type_tostring(enum session_type type)
switch (type)
{
case SESSION_TYPE_TCP:
return "tcp";
return "TCP";
case SESSION_TYPE_UDP:
return "udp";
return "UDP";
default:
return "unknown";
}
@@ -466,9 +526,22 @@ const char *session_dir_tostring(enum session_dir dir)
switch (dir)
{
case SESSION_DIR_C2S:
return "c2s";
return "C2S";
case SESSION_DIR_S2C:
return "s2c";
return "S2C";
default:
return "unknown";
}
}
const char *dup_traffic_flag_tostring(enum dup_traffic_flag flag)
{
switch (flag)
{
case DUP_TRAFFIC_YES:
return "YES";
case DUP_TRAFFIC_NO:
return "NO";
default:
return "unknown";
}
@@ -477,13 +550,14 @@ const char *session_dir_tostring(enum session_dir dir)
void session_dump(struct session *sess)
{
char buffer[128] = {0};
tuple6_tostring(session_get0_tuple6(sess), buffer, sizeof(buffer));
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
printf("session id : %" PRIu64 "\n", session_get_id(sess));
printf("session tuple6 key : %s\n", buffer);
printf("session tuple6 dir : %s\n", session_dir_tostring(session_get_tuple6_dir(sess)));
printf("session key : %s\n", buffer);
printf("session key dir : %s\n", session_dir_tostring(session_get_key_dir(sess)));
printf("session state : %s\n", session_state_tostring(session_get_state(sess)));
printf("session type : %s\n", session_type_tostring(session_get_type(sess)));
printf("session dup traffic flag : %s\n", dup_traffic_flag_tostring(session_get_dup_traffic_flag(sess)));
printf("session closing reasion : %s\n", session_closing_reasion_tostring(session_get_closing_reasion(sess)));
printf("session c2s packets : %" PRIu64 "\n", session_get_c2s_packets(sess));
printf("session c2s bytes : %" PRIu64 "\n", session_get_c2s_bytes(sess));
@@ -491,26 +565,23 @@ void session_dump(struct session *sess)
printf("session s2c bytes : %" PRIu64 "\n", session_get_s2c_bytes(sess));
printf("session create time : %" PRIu64 "\n", session_get_create_time(sess));
printf("session last time : %" PRIu64 "\n", session_get_last_time(sess));
if (session_get_type(sess) == SESSION_TYPE_TCP)
{
memset(buffer, 0, sizeof(buffer));
tcp_state_tostring(session_get_tcp_state(sess), buffer, sizeof(buffer));
printf("session tcp state : %s\n", buffer);
}
else if (session_get_type(sess) == SESSION_TYPE_UDP)
{
memset(buffer, 0, sizeof(buffer));
udp_state_tostring(session_get_udp_state(sess), buffer, sizeof(buffer));
printf("session udp state : %s\n", buffer);
}
printf("session current packet ptr : %p\n", (void *)session_get0_cur_pkt(sess));
printf("session current packet dir : %s\n", session_dir_tostring(session_get_cur_dir(sess)));
printf("session ex data: \n");
for (uint8_t i = 0; i < g_ex_manager.count; i++)
{
if (i == tcp_builtin_ex)
{
memset(buffer, 0, sizeof(buffer));
tcp_ex_data_tostring((uint64_t)sess->ex_data[i], buffer, sizeof(buffer));
printf(" ex_idx: %d, ex_key: %s, ex_val: %s\n", i, g_ex_manager.schemas[i].key, buffer);
}
else if (i == udp_builtin_ex)
{
memset(buffer, 0, sizeof(buffer));
udp_ex_data_tostring((uint64_t)sess->ex_data[i], buffer, sizeof(buffer));
printf(" ex_idx: %d, ex_key: %s, ex_val: %s\n", i, g_ex_manager.schemas[i].key, buffer);
}
else
{
printf(" ex_idx: %d, ex_key: %s, ex_val: %p\n", i, g_ex_manager.schemas[i].key, sess->ex_data[i]);
}
printf(" ex_idx: %d, ex_key: %s, ex_data: %p\n", i, g_ex_manager.schemas[i].key, sess->ex_data[i]);
}
}

43
src/session/session.h
View File

@@ -11,6 +11,30 @@ extern "C"
#include "tuple.h"
#include "packet.h"
enum tcp_state
{
// HANDSHAKE
TCP_SYN_RECVED = 1 << 0,
TCP_SYNACK_RECVED = 1 << 1,
TCP_C2S_ACK_RECVED = 1 << 2,
TCP_S2C_ACK_RECVED = 1 << 3,
// ESTABLISHED
TCP_C2S_DATA_RECVED = 1 << 4,
TCP_S2C_DATA_RECVED = 1 << 5,
// FIN
TCP_C2S_FIN_RECVED = 1 << 6,
TCP_S2C_FIN_RECVED = 1 << 7,
// RST
TCP_C2S_RST_RECVED = 1 << 8,
TCP_S2C_RST_RECVED = 1 << 9,
};
enum udp_state
{
UDP_C2S_RECVED = 1 << 0,
UDP_S2C_RECVED = 1 << 1,
};
enum session_state
{
SESSION_STATE_OPENING = 0x1,
@@ -61,10 +85,10 @@ void session_set_id(struct session *sess, uint64_t id);
uint64_t session_get_id(const struct session *sess);
// session key
void session_set_tuple6(struct session *sess, const struct tuple6 *tuple);
const struct tuple6 *session_get0_tuple6(const struct session *sess);
void session_set_tuple6_dir(struct session *sess, enum session_dir dir);
enum session_dir session_get_tuple6_dir(const struct session *sess);
void session_set_key(struct session *sess, const struct tuple6 *tuple);
const struct tuple6 *session_get0_key(const struct session *sess);
void session_set_key_dir(struct session *sess, enum session_dir dir);
enum session_dir session_get_key_dir(const struct session *sess);
// session state
void session_set_state(struct session *sess, enum session_state state);
@@ -96,10 +120,20 @@ void session_set_last_time(struct session *sess, uint64_t timestamp);
uint64_t session_get_create_time(const struct session *sess);
uint64_t session_get_last_time(const struct session *sess);
// session tcp state
void session_set_tcp_state(struct session *sess, enum tcp_state state);
enum tcp_state session_get_tcp_state(const struct session *sess);
// session udp state
void session_set_udp_state(struct session *sess, enum udp_state state);
enum udp_state session_get_udp_state(const struct session *sess);
/******************************************************************************
* session packet
******************************************************************************/
void session_set_c2s_1st_pkt(struct session *sess, const struct packet *pkt);
void session_set_s2c_1st_pkt(struct session *sess, const struct packet *pkt);
const struct packet *session_get0_c2s_1st_pkt(const struct session *sess);
const struct packet *session_get0_s2c_1st_pkt(const struct session *sess);
const struct packet *session_get0_1st_pkt(const struct session *sess);
@@ -141,6 +175,7 @@ void *session_get0_ex_data(const struct session *sess, uint8_t idx);
* if user want to free ex_data, should use session_free_ex_data.
*/
void session_free_ex_data(struct session *sess, uint8_t idx);
void session_free(struct session *sess);
/******************************************************************************
* session expire

864
src/session/session_manager.cpp
View File

File diff suppressed because it is too large Load Diff

3
src/session/session_manager.h
View File

@@ -28,6 +28,7 @@ struct session_manager_config
uint64_t tcp_timeout_handshake; // seconds, Range: 1-60
uint64_t tcp_timeout_data; // seconds, Range: 1-15,999,999
uint64_t tcp_timeout_half_closed; // seconds, Range: 1-604,800
uint64_t tcp_timeout_time_wait; // seconds, Range: 1-600
uint64_t tcp_timeout_discard; // seconds, Range: 1-15,999,999
// UDP timeout
@@ -68,6 +69,8 @@ struct session *session_manager_get_evicted_session(struct session_manager *mgr)
uint64_t session_manager_get_expire_interval(struct session_manager *mgr);
uint64_t session_manager_get_session_number(struct session_manager *mgr, enum session_type type, enum session_state state);
void session_manager_print_status(struct session_manager *mgr);
#ifdef __cpluscplus
}
#endif

37
src/session/session_private.h
View File

@@ -16,28 +16,6 @@ extern "C"
#define EX_DATA_MAX_COUNT 128
enum tcp_ex_data
{
// HANDSHAKE
TCP_SYN_RECVED = 1 << 0,
TCP_SYNACK_RECVED = 1 << 1,
// ESTABLISHED
TCP_C2S_DATA_RECVED = 1 << 2,
TCP_S2C_DATA_RECVED = 1 << 3,
// FIN
TCP_C2S_FIN_RECVED = 1 << 4,
TCP_S2C_FIN_RECVED = 1 << 5,
// RST
TCP_C2S_RST_RECVED = 1 << 6,
TCP_S2C_RST_RECVED = 1 << 7,
};
enum udp_ex_data
{
UDP_C2S_RECVED = 1 << 0,
UDP_S2C_RECVED = 1 << 1,
};
struct session
{
// session id
@@ -65,6 +43,14 @@ struct session
uint64_t create_time;
uint64_t last_time;
// session l4 state
enum tcp_state tcp_state;
enum udp_state udp_state;
// session packet
struct packet *c2s_1st_pkt;
struct packet *s2c_1st_pkt;
/******************************
* Session Current Packet
******************************/
@@ -117,13 +103,6 @@ struct session
struct session *next_ready_ptr;
};
extern uint8_t tcp_builtin_ex;
extern uint8_t udp_builtin_ex;
extern uint8_t c2s_1st_md_ex;
extern uint8_t s2c_1st_md_ex;
extern uint8_t c2s_1st_pkt_ex;
extern uint8_t s2c_1st_pkt_ex;
#ifdef __cpluscplus
}
#endif

7
src/session/session_table.cpp
View File

@@ -203,6 +203,13 @@ struct session *session_table_find_session(struct session_table *table, const st
struct session *sess = NULL;
HASH_FIND(hh, table->root, tuple, sizeof(struct tuple6), sess);
if (sess == NULL)
{
struct tuple6 out;
memset(&out, 0, sizeof(struct tuple6));
tuple6_reverse(tuple, &out);
HASH_FIND(hh, table->root, &out, sizeof(struct tuple6), sess);
}
if (sess)
{

6
src/session/test/CMakeLists.txt
View File

@@ -17,8 +17,8 @@ target_link_libraries(gtest_session_timer session_manager gtest)
add_executable(gtest_session_queue gtest_session_queue.cpp)
target_link_libraries(gtest_session_queue session_manager gtest)
add_executable(gtest_session_manager gtest_session_manager.cpp)
target_link_libraries(gtest_session_manager session_manager gtest)
add_executable(gtest_tcp_init_to_opening gtest_tcp_init_to_opening.cpp)
target_link_libraries(gtest_tcp_init_to_opening session_manager gtest)
include(GoogleTest)
gtest_discover_tests(gtest_session)
@@ -26,4 +26,4 @@ gtest_discover_tests(gtest_session_pool)
gtest_discover_tests(gtest_session_table)
gtest_discover_tests(gtest_session_timer)
gtest_discover_tests(gtest_session_queue)
gtest_discover_tests(gtest_session_manager)
gtest_discover_tests(gtest_tcp_init_to_opening)

925
src/session/test/gtest_session_manager.cpp
View File

File diff suppressed because it is too large Load Diff

12
src/session/test/gtest_session_table.cpp
View File

@@ -77,17 +77,17 @@ TEST(SESSION_TABLE, OP_SESSION)
sess1 = session_pool_alloc(sess_pool);
EXPECT_TRUE(sess1 != NULL);
session_set_id(sess1, 1);
session_set_tuple6(sess1, &tuple_1);
session_set_key(sess1, &tuple_1);
sess2 = session_pool_alloc(sess_pool);
EXPECT_TRUE(sess2 != NULL);
session_set_id(sess2, 2);
session_set_tuple6(sess2, &tuple_2);
session_set_key(sess2, &tuple_2);
sess3 = session_pool_alloc(sess_pool);
EXPECT_TRUE(sess3 != NULL);
session_set_id(sess3, 3);
session_set_tuple6(sess3, &tuple_3);
session_set_key(sess3, &tuple_3);
EXPECT_TRUE(session_table_add_session(sess_table, &tuple_1, sess1) == 0);
EXPECT_TRUE(session_table_get_count(sess_table) == 1);
@@ -153,7 +153,7 @@ TEST(SESSION_TABLE, FIND_OLDEST_NEWEST)
sess1 = session_pool_alloc(sess_pool);
EXPECT_TRUE(sess1 != NULL);
session_set_id(sess1, 1);
session_set_tuple6(sess1, &tuple_1);
session_set_key(sess1, &tuple_1);
EXPECT_TRUE(session_table_add_session(sess_table, &tuple_1, sess1) == 0);
EXPECT_TRUE(session_table_find_least_recently_unused_session(sess_table) == sess1);
EXPECT_TRUE(session_table_find_least_recently_used_session(sess_table) == sess1);
@@ -161,7 +161,7 @@ TEST(SESSION_TABLE, FIND_OLDEST_NEWEST)
sess2 = session_pool_alloc(sess_pool);
EXPECT_TRUE(sess2 != NULL);
session_set_id(sess2, 2);
session_set_tuple6(sess2, &tuple_2);
session_set_key(sess2, &tuple_2);
EXPECT_TRUE(session_table_add_session(sess_table, &tuple_2, sess2) == 0);
EXPECT_TRUE(session_table_find_least_recently_unused_session(sess_table) == sess1);
EXPECT_TRUE(session_table_find_least_recently_used_session(sess_table) == sess2);
@@ -169,7 +169,7 @@ TEST(SESSION_TABLE, FIND_OLDEST_NEWEST)
sess3 = session_pool_alloc(sess_pool);
EXPECT_TRUE(sess3 != NULL);
session_set_id(sess3, 3);
session_set_tuple6(sess3, &tuple_3);
session_set_key(sess3, &tuple_3);
EXPECT_TRUE(session_table_add_session(sess_table, &tuple_3, sess3) == 0);
EXPECT_TRUE(session_table_find_least_recently_unused_session(sess_table) == sess1);
EXPECT_TRUE(session_table_find_least_recently_used_session(sess_table) == sess3);

933
src/session/test/gtest_tcp_init_to_opening.cpp Normal file
View File

@@ -0,0 +1,933 @@
// TCP state machine test: init -> opening
// TODO
#include <gtest/gtest.h>
#include "session_private.h"
#include "timestamp.h"
#include "session_manager.h"
#include "ipv4_helpers.h"
#include "test_packets.h"
struct session_manager_config config = {
// max session number
.max_tcp_session_num = 3,
.max_udp_session_num = 3,
// tcp timeout
.tcp_timeout_init = 2,
.tcp_timeout_handshake = 2,
.tcp_timeout_data = 2,
.tcp_timeout_half_closed = 2,
.tcp_timeout_time_wait = 2,
.tcp_timeout_discard = 2,
// udp timeout
.udp_timeout_data = 1,
// tcp duplicate packet filter
.tcp_dupkt_filter_enable = 1,
.tcp_dupkt_filter_capacity = 1000,
.tcp_dupkt_filter_timeout = 10,
.tcp_dupkt_filter_error_rate = 0.0001,
// udp eviction filter
.udp_eviction_filter_enable = 1,
.udp_eviction_filter_capacity = 1000,
.udp_eviction_filter_timeout = 10,
.udp_eviction_filter_error_rate = 0.0001,
};
static void __session_dispatch(struct session *sess)
{
if (sess == NULL)
{
return;
}
printf("\n");
printf("=> session dispatch: %p\n", sess);
session_dump(sess);
printf("<= session dispatch\n");
printf("\n");
session_set0_cur_pkt(sess, NULL);
session_set_cur_dir(sess, SESSION_DIR_NONE);
}
/******************************************************************************
* case: TCP init -> opening (by SYN)
******************************************************************************/
#if 1
TEST(TCP_INIT_TO_OPENING, BY_SYN)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYN Packet
printf("=> packet parse: TCP C2S SYN packet\n");
packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 0);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 0);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYN_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
/******************************************************************************
* case: TCP init -> opening (by SYNACK)
******************************************************************************/
#if 1
TEST(TCP_INIT_TO_OPENING, BY_SYNACK)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYNACK Packet
printf("=> packet parse: TCP S2C SYNACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt2_s2c_syn_ack, sizeof(tcp_pkt2_s2c_syn_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "93.184.216.34:80 -> 192.168.38.105:60111, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 0);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74);
EXPECT_TRUE(session_get_c2s_packets(sess) == 0);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYNACK_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_s2c_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
/******************************************************************************
* case: TCP init -> opening (by SYN + SYNACK)
******************************************************************************/
#if 1
TEST(TCP_INIT_TO_OPENING, BY_SYN_SYNACK)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYN Packet
printf("=> packet parse: TCP C2S SYN packet\n");
packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 0);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 0);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYN_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
sleep(1);
timestamp_update();
// SYNACK Packet
printf("=> packet parse: TCP S2C SYNACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt2_s2c_syn_ack, sizeof(tcp_pkt2_s2c_syn_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1);
EXPECT_TRUE(session_get_create_time(sess) < timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_tcp_state(sess) == (TCP_SYN_RECVED | TCP_SYNACK_RECVED));
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
/******************************************************************************
* case: TCP init -> opening (by SYN + SYNACK + ACK)
******************************************************************************/
#if 1
TEST(TCP_INIT_TO_OPENING, BY_SYN_SYNACK_ACK)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYN Packet
printf("=> packet parse: TCP C2S SYN packet\n");
packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 0);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 0);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYN_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
sleep(1);
timestamp_update();
// SYNACK Packet
printf("=> packet parse: TCP S2C SYNACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt2_s2c_syn_ack, sizeof(tcp_pkt2_s2c_syn_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1);
EXPECT_TRUE(session_get_create_time(sess) < timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_tcp_state(sess) == (TCP_SYN_RECVED | TCP_SYNACK_RECVED));
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
sleep(1);
timestamp_update();
// ACK Packet
printf("=> packet parse: TCP C2S ACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt3_c2s_ack, sizeof(tcp_pkt3_c2s_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78 + 66);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1 + 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1);
EXPECT_TRUE(session_get_create_time(sess) < timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == (TCP_SYN_RECVED | TCP_SYNACK_RECVED | TCP_C2S_ACK_RECVED));
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
/******************************************************************************
* case: TCP init -> opening (by SYN retransmission)
******************************************************************************/
// overwrited ipid to build SYN retransmission
#if 1
TEST(TCP_INIT_TO_OPENING, BY_SYN_RETRANSMISSION)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYN Packet
printf("=> packet parse: TCP C2S SYN packet\n");
packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 0);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 0);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYN_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
sleep(1);
timestamp_update();
// SYN Packet retransmission
printf("=> packet parse: TCP C2S SYN retransmission packet\n");
packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
const struct layer_record *ipv4_layer = packet_get_innermost_layer(&pkt, LAYER_TYPE_IPV4);
EXPECT_TRUE(ipv4_layer);
const struct ip *hdr = (const struct ip *)ipv4_layer->hdr_ptr;
ipv4_hdr_set_ipid((struct ip *)hdr, 0x1234);
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78 + 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 0);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1 + 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 0);
EXPECT_TRUE(session_get_create_time(sess) < timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYN_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
/******************************************************************************
* case: TCP init -> opening (by SYNACK retransmission)
******************************************************************************/
// overwrited ipid to build SYNACK retransmission
#if 1
TEST(TCP_INIT_TO_OPENING, BY_SYNACK_RETRANSMISSION)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYNACK Packet
printf("=> packet parse: TCP S2C SYNACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt2_s2c_syn_ack, sizeof(tcp_pkt2_s2c_syn_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "93.184.216.34:80 -> 192.168.38.105:60111, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 0);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74);
EXPECT_TRUE(session_get_c2s_packets(sess) == 0);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYNACK_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_s2c_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
sleep(1);
timestamp_update();
// SYNACK Packet retransmission
printf("=> packet parse: TCP S2C SYNACK retransmission packet\n");
packet_parse(&pkt, (const char *)tcp_pkt2_s2c_syn_ack, sizeof(tcp_pkt2_s2c_syn_ack));
const struct layer_record *ipv4_layer = packet_get_innermost_layer(&pkt, LAYER_TYPE_IPV4);
EXPECT_TRUE(ipv4_layer);
const struct ip *hdr = (const struct ip *)ipv4_layer->hdr_ptr;
ipv4_hdr_set_ipid((struct ip *)hdr, 0x1234);
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "93.184.216.34:80 -> 192.168.38.105:60111, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 0);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74 + 74);
EXPECT_TRUE(session_get_c2s_packets(sess) == 0);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1 + 1);
EXPECT_TRUE(session_get_create_time(sess) < timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYNACK_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_s2c_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
/******************************************************************************
* case: TCP init -> opening (by C2S asymmetric)
******************************************************************************/
#if 1
TEST(TCP_INIT_TO_OPENING, BY_C2S_ASMMETRIC)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYN Packet
printf("=> packet parse: TCP C2S SYN packet\n");
packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 0);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 0);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYN_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
sleep(1);
timestamp_update();
// ACK Packet
printf("=> packet parse: TCP C2S ACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt3_c2s_ack, sizeof(tcp_pkt3_c2s_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "192.168.38.105:60111 -> 93.184.216.34:80, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 78 + 66);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 0);
EXPECT_TRUE(session_get_c2s_packets(sess) == 1 + 1);
EXPECT_TRUE(session_get_s2c_packets(sess) == 0);
EXPECT_TRUE(session_get_create_time(sess) < timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_C2S);
EXPECT_TRUE(session_get_tcp_state(sess) == (TCP_SYN_RECVED | TCP_C2S_ACK_RECVED));
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_c2s_1st_pkt(sess));
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
/******************************************************************************
* case: TCP init -> opening (by S2C asymmetric)
******************************************************************************/
#if 1
TEST(TCP_INIT_TO_OPENING, BY_S2C_ASMMETRIC)
{
char buffer[1024] = {0};
struct packet pkt;
struct session *sess = NULL;
struct session_manager *mgr = NULL;
timestamp_update();
mgr = session_manager_create(&config);
EXPECT_TRUE(mgr != NULL);
// SYNACK Packet
printf("=> packet parse: TCP S2C SYNACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt2_s2c_syn_ack, sizeof(tcp_pkt2_s2c_syn_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "93.184.216.34:80 -> 192.168.38.105:60111, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 0);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74);
EXPECT_TRUE(session_get_c2s_packets(sess) == 0);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1);
EXPECT_TRUE(session_get_create_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_tcp_state(sess) == TCP_SYNACK_RECVED);
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_s2c_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
sleep(1);
timestamp_update();
// ACK Packet
printf("=> packet parse: TCP S2C ACK packet\n");
packet_parse(&pkt, (const char *)tcp_pkt5_s2c_ack, sizeof(tcp_pkt5_s2c_ack));
printf("<= packet parse\n\n");
sess = session_manager_update_session(mgr, &pkt);
EXPECT_TRUE(sess);
EXPECT_TRUE(session_get_id(sess) == 0);
tuple6_tostring(session_get0_key(sess), buffer, sizeof(buffer));
EXPECT_STREQ(buffer, "93.184.216.34:80 -> 192.168.38.105:60111, proto: 6, domain: 0");
EXPECT_TRUE(session_get_key_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_state(sess) == SESSION_STATE_OPENING);
EXPECT_TRUE(session_get_type(sess) == SESSION_TYPE_TCP);
EXPECT_TRUE(session_get_dup_traffic_flag(sess) == 0);
EXPECT_TRUE(session_get_closing_reasion(sess) == 0);
EXPECT_TRUE(session_get_c2s_bytes(sess) == 0);
EXPECT_TRUE(session_get_s2c_bytes(sess) == 74 + 66);
EXPECT_TRUE(session_get_c2s_packets(sess) == 0);
EXPECT_TRUE(session_get_s2c_packets(sess) == 1 + 1);
EXPECT_TRUE(session_get_create_time(sess) < timestamp_get_msec());
EXPECT_TRUE(session_get_last_time(sess) == timestamp_get_msec());
EXPECT_TRUE(session_get0_cur_pkt(sess) == &pkt);
EXPECT_TRUE(session_get_cur_dir(sess) == SESSION_DIR_S2C);
EXPECT_TRUE(session_get_tcp_state(sess) == (TCP_SYNACK_RECVED | TCP_S2C_ACK_RECVED));
EXPECT_TRUE(session_get0_c2s_1st_pkt(sess) == NULL);
EXPECT_TRUE(session_get0_s2c_1st_pkt(sess) != NULL);
EXPECT_TRUE(session_get0_1st_pkt(sess) == session_get0_s2c_1st_pkt(sess));
__session_dispatch(sess);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 1);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
for (int i = 0; i < 3; i++)
{
timestamp_update();
__session_dispatch(session_manager_get_expired_session(mgr));
__session_dispatch(session_manager_get_evicted_session(mgr));
sleep(1);
}
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_TCP, SESSION_STATE_ACTIVE) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_OPENING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_CLOSING) == 0);
EXPECT_TRUE(session_manager_get_session_number(mgr, SESSION_TYPE_UDP, SESSION_STATE_ACTIVE) == 0);
session_manager_destroy(mgr);
}
#endif
int main(int argc, char **argv)
{
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}

47
src/stellar/stellar.cpp
View File

@@ -43,9 +43,34 @@ struct stellar_ctx
} g_stellar_ctx = {
.need_exit = 0,
.max_worker_num = 1,
.sess_mgr_cfg = {
// max session number
.max_tcp_session_num = 3,
.max_udp_session_num = 3,
// TODO session manager config
};
// tcp timeout
.tcp_timeout_init = 2,
.tcp_timeout_handshake = 2,
.tcp_timeout_data = 2,
.tcp_timeout_half_closed = 2,
.tcp_timeout_time_wait = 2,
.tcp_timeout_discard = 2,
// udp timeout
.udp_timeout_data = 1,
// tcp duplicate packet filter
.tcp_dupkt_filter_enable = 1,
.tcp_dupkt_filter_capacity = 1000,
.tcp_dupkt_filter_timeout = 10,
.tcp_dupkt_filter_error_rate = 0.0001,
// udp eviction filter
.udp_eviction_filter_enable = 1,
.udp_eviction_filter_capacity = 1000,
.udp_eviction_filter_timeout = 10,
.udp_eviction_filter_error_rate = 0.0001,
}};
static int recv_packet(const char **data)
{
@@ -90,13 +115,13 @@ static void __session_dispatch(struct session *sess)
printf("\n");
printf("=> session dispatch: %p\n", sess);
session_dump(sess);
printf("<= session dispatch\n");
printf("<= session dispatch\n\n");
session_set0_cur_pkt(sess, NULL);
session_set_cur_dir(sess, SESSION_DIR_NONE);
}
static void thread_ctx_init(struct stellar_ctx *ctx)
static int thread_ctx_init(struct stellar_ctx *ctx)
{
for (uint16_t i = 0; i < ctx->max_worker_num; i++)
{
@@ -106,8 +131,14 @@ static void thread_ctx_init(struct stellar_ctx *ctx)
thd_ctx->is_runing = 0;
thd_ctx->sess_mgr = session_manager_create(&ctx->sess_mgr_cfg);
assert(thd_ctx->sess_mgr != NULL);
if (thd_ctx->sess_mgr == NULL)
{
STELLAR_LOG_ERROR("unable to create session manager");
return -1;
}
}
return 0;
}
static void thread_ctx_free(struct stellar_ctx *ctx)
@@ -193,7 +224,11 @@ int main(int argc, char **argv)
timestamp_update();
thread_ctx_init(&g_stellar_ctx);
if (thread_ctx_init(&g_stellar_ctx) != 0)
{
STELLAR_LOG_ERROR("unable to init thread context");
goto error_out;
}
for (uint16_t i = 0; i < g_stellar_ctx.max_worker_num; i++)
{