112 lines
4.7 KiB
C++
112 lines
4.7 KiB
C++
#include "test_utils.h"
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#if 1
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TEST(TCP_OVERLOAD, EVICT_OLD_SESS)
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{
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struct packet pkt;
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struct session_manager_rte *sess_mgr_rte = NULL;
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struct session_manager_stat *sess_mgr_stat = NULL;
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struct session_manager_cfg _sess_mgr_cfg;
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memcpy(&_sess_mgr_cfg, &sess_mgr_cfg, sizeof(struct session_manager_cfg));
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_sess_mgr_cfg.tcp_session_max = RX_BURST_MAX * 2;
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_sess_mgr_cfg.udp_session_max = RX_BURST_MAX * 2;
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sess_mgr_rte = session_manager_rte_new(&_sess_mgr_cfg, 1);
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EXPECT_TRUE(sess_mgr_rte != NULL);
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// C2S SYN Packet
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printf("\n=> Packet Parse: TCP C2S SYN packet\n");
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memset(&pkt, 0, sizeof(pkt));
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packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
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printf("<= Packet Parse: done\n\n");
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// new session
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for (uint32_t i = 0; i < _sess_mgr_cfg.tcp_session_max; i++)
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{
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packet_overwrite_v4_saddr(&pkt, (struct in_addr *)&i);
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EXPECT_TRUE(session_manager_rte_new_session(sess_mgr_rte, &pkt, 1));
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}
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printf("=> Session Manager: after add %lu new sessions\n", _sess_mgr_cfg.tcp_session_max);
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sess_mgr_stat = session_manager_rte_get_stat(sess_mgr_rte);
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EXPECT_TRUE(sess_mgr_stat);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_used == _sess_mgr_cfg.tcp_session_max);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_opening == RX_BURST_MAX);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_active == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_closing == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_closed == RX_BURST_MAX); // have evicted, have't free
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_evicted == RX_BURST_MAX);
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EXPECT_TRUE(sess_mgr_stat->tcp_pkts_bypass_table_full == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_pkts_bypass_session_not_found == 0);
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session_manager_rte_free(sess_mgr_rte);
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}
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#endif
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#if 1
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TEST(TCP_OVERLOAD, EVICT_NEW_SESS)
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{
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struct packet pkt;
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struct session_manager_rte *sess_mgr_rte = NULL;
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struct session_manager_stat *sess_mgr_stat = NULL;
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struct session_manager_cfg _sess_mgr_cfg;
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memcpy(&_sess_mgr_cfg, &sess_mgr_cfg, sizeof(struct session_manager_cfg));
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_sess_mgr_cfg.tcp_session_max = RX_BURST_MAX * 2;
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_sess_mgr_cfg.udp_session_max = RX_BURST_MAX * 2;
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_sess_mgr_cfg.evict_old_on_tcp_table_limit = 0;
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sess_mgr_rte = session_manager_rte_new(&_sess_mgr_cfg, 1);
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EXPECT_TRUE(sess_mgr_rte != NULL);
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// C2S SYN Packet
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printf("\n=> Packet Parse: TCP C2S SYN packet\n");
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memset(&pkt, 0, sizeof(pkt));
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packet_parse(&pkt, (const char *)tcp_pkt1_c2s_syn, sizeof(tcp_pkt1_c2s_syn));
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printf("<= Packet Parse: done\n\n");
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// new session
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for (uint32_t i = 0; i < _sess_mgr_cfg.tcp_session_max; i++)
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{
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packet_overwrite_v4_saddr(&pkt, (struct in_addr *)&i);
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EXPECT_TRUE(session_manager_rte_new_session(sess_mgr_rte, &pkt, 1));
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}
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printf("=> Session Manager: after add %lu new sessions\n", _sess_mgr_cfg.tcp_session_max);
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sess_mgr_stat = session_manager_rte_get_stat(sess_mgr_rte);
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EXPECT_TRUE(sess_mgr_stat);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_used == _sess_mgr_cfg.tcp_session_max);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_opening == _sess_mgr_cfg.tcp_session_max);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_active == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_closing == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_closed == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_evicted == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_pkts_bypass_table_full == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_pkts_bypass_session_not_found == 0);
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// table full, evict new session
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for (uint32_t i = 0; i < RX_BURST_MAX; i++)
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{
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uint32_t idx = _sess_mgr_cfg.tcp_session_max + i;
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packet_overwrite_v4_saddr(&pkt, (struct in_addr *)&idx);
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EXPECT_TRUE(session_manager_rte_lookup_session_by_packet(sess_mgr_rte, &pkt) == NULL);
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EXPECT_TRUE(session_manager_rte_new_session(sess_mgr_rte, &pkt, 1) == NULL);
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}
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printf("=> Session Manager: after evicte new session\n");
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sess_mgr_stat = session_manager_rte_get_stat(sess_mgr_rte);
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EXPECT_TRUE(sess_mgr_stat);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_used == _sess_mgr_cfg.tcp_session_max);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_opening == _sess_mgr_cfg.tcp_session_max);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_active == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_closing == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_closed == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_sess_evicted == 0);
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EXPECT_TRUE(sess_mgr_stat->tcp_pkts_bypass_table_full == RX_BURST_MAX);
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EXPECT_TRUE(sess_mgr_stat->tcp_pkts_bypass_session_not_found == 0);
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session_manager_rte_free(sess_mgr_rte);
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}
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#endif
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int main(int argc, char **argv)
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{
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::testing::InitGoogleTest(&argc, argv);
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return RUN_ALL_TESTS();
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} |