X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;f=src%2Fvnet%2Fsession%2Fsession_test.c;h=febe1b7998ac9ce83964762e0614d7f2f65989aa;hb=a332c46a51f9b4e13963340dfee1318e7513c124;hp=4b47754464dcd5ed33ead3a5fcc075af710d09c2;hpb=7999e83a41ebad8a3f02cfcb2809cdb3aae919ba;p=vpp.git diff --git a/src/vnet/session/session_test.c b/src/vnet/session/session_test.c index 4b47754464d..febe1b7998a 100644 --- a/src/vnet/session/session_test.c +++ b/src/vnet/session/session_test.c @@ -98,10 +98,112 @@ static session_cb_vft_t dummy_session_cbs = { }; /* *INDENT-ON* */ +static int +session_create_lookpback (u32 table_id, u32 * sw_if_index, + ip4_address_t * intf_addr) +{ + u8 intf_mac[6]; + + memset (intf_mac, 0, sizeof (intf_mac)); + + if (vnet_create_loopback_interface (sw_if_index, intf_mac, 0, 0)) + { + clib_warning ("couldn't create loopback. stopping the test!"); + return -1; + } + + if (table_id != 0) + ip_table_bind (FIB_PROTOCOL_IP4, *sw_if_index, table_id, 0); + + vnet_sw_interface_set_flags (vnet_get_main (), *sw_if_index, + VNET_SW_INTERFACE_FLAG_ADMIN_UP); + + if (ip4_add_del_interface_address (vlib_get_main (), *sw_if_index, + intf_addr, 24, 0)) + { + clib_warning ("couldn't assign loopback ip %U", format_ip4_address, + intf_addr); + return -1; + } + + return 0; +} + +static void +session_delete_loopback (u32 sw_if_index) +{ + /* fails spectacularly */ + /* vnet_delete_loopback_interface (sw_if_index); */ +} + +static int +session_test_basic (vlib_main_t * vm, unformat_input_t * input) +{ + session_endpoint_t server_sep = SESSION_ENDPOINT_NULL; + u64 options[APP_OPTIONS_N_OPTIONS], bind4_handle, bind6_handle; + clib_error_t *error = 0; + u32 server_index; + + memset (options, 0, sizeof (options)); + options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN; + options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_ACCEPT_REDIRECT; + options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_USE_GLOBAL_SCOPE; + options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_USE_LOCAL_SCOPE; + vnet_app_attach_args_t attach_args = { + .api_client_index = ~0, + .options = options, + .namespace_id = 0, + .session_cb_vft = &dummy_session_cbs, + }; + + error = vnet_application_attach (&attach_args); + SESSION_TEST ((error == 0), "app attached"); + server_index = attach_args.app_index; + + server_sep.is_ip4 = 1; + vnet_bind_args_t bind_args = { + .sep = server_sep, + .app_index = 0, + }; + + bind_args.app_index = server_index; + error = vnet_bind (&bind_args); + SESSION_TEST ((error == 0), "server bind4 should work"); + bind4_handle = bind_args.handle; + + error = vnet_bind (&bind_args); + SESSION_TEST ((error != 0), "double server bind4 should not work"); + + bind_args.sep.is_ip4 = 0; + error = vnet_bind (&bind_args); + SESSION_TEST ((error == 0), "server bind6 should work"); + bind6_handle = bind_args.handle; + + error = vnet_bind (&bind_args); + SESSION_TEST ((error != 0), "double server bind6 should not work"); + + vnet_unbind_args_t unbind_args = { + .handle = bind4_handle, + .app_index = server_index, + }; + error = vnet_unbind (&unbind_args); + SESSION_TEST ((error == 0), "unbind4 should work"); + + unbind_args.handle = bind6_handle; + error = vnet_unbind (&unbind_args); + SESSION_TEST ((error == 0), "unbind6 should work"); + + vnet_app_detach_args_t detach_args = { + .app_index = server_index, + }; + vnet_application_detach (&detach_args); + return 0; +} + static int session_test_namespace (vlib_main_t * vm, unformat_input_t * input) { - u64 options[SESSION_OPTIONS_N_OPTIONS], dummy_secret = 1234; + u64 options[APP_OPTIONS_N_OPTIONS], dummy_secret = 1234; u32 server_index, server_st_index, server_local_st_index; u32 dummy_port = 1234, local_listener, client_index; u32 dummy_api_context = 4321, dummy_client_api_index = 1234; @@ -110,9 +212,8 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) session_endpoint_t client_sep = SESSION_ENDPOINT_NULL; session_endpoint_t intf_sep = SESSION_ENDPOINT_NULL; clib_error_t *error = 0; - u8 *ns_id = format (0, "appns1"), intf_mac[6]; + u8 *ns_id = format (0, "appns1"); app_namespace_t *app_ns; - u8 segment_name[128]; application_t *server; stream_session_t *s; int code; @@ -122,7 +223,6 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) client_sep.is_ip4 = 1; client_sep.port = dummy_port; memset (options, 0, sizeof (options)); - memset (intf_mac, 0, sizeof (intf_mac)); options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN; options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_ACCEPT_REDIRECT; @@ -131,7 +231,6 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) .options = options, .namespace_id = 0, .session_cb_vft = &dummy_session_cbs, - .segment_name = segment_name, }; vnet_bind_args_t bind_args = { @@ -263,8 +362,7 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) "the server"); server_local_st_index = application_local_session_table (server); local_listener = - session_lookup_local_session_endpoint (server_local_st_index, - &server_sep); + session_lookup_local_endpoint (server_local_st_index, &server_sep); SESSION_TEST ((local_listener != SESSION_INVALID_INDEX), "listener should exist in local table"); @@ -316,8 +414,7 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) s = session_lookup_listener (server_st_index, &server_sep); SESSION_TEST ((s == 0), "listener should not exist in global table"); local_listener = - session_lookup_local_session_endpoint (server_local_st_index, - &server_sep); + session_lookup_local_endpoint (server_local_st_index, &server_sep); SESSION_TEST ((s == 0), "listener should not exist in local table"); detach_args.app_index = server_index; @@ -342,8 +439,7 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) SESSION_TEST ((s == 0), "listener should not exist in global table"); server_local_st_index = application_local_session_table (server); local_listener = - session_lookup_local_session_endpoint (server_local_st_index, - &server_sep); + session_lookup_local_endpoint (server_local_st_index, &server_sep); SESSION_TEST ((local_listener != SESSION_INVALID_INDEX), "listener should exist in local table"); @@ -352,8 +448,7 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) SESSION_TEST ((error == 0), "unbind should work"); local_listener = - session_lookup_local_session_endpoint (server_local_st_index, - &server_sep); + session_lookup_local_endpoint (server_local_st_index, &server_sep); SESSION_TEST ((local_listener == SESSION_INVALID_INDEX), "listener should not exist in local table"); @@ -382,15 +477,7 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) /* * Create loopback interface */ - if (vnet_create_loopback_interface (&sw_if_index, intf_mac, 0, 0)) - { - clib_warning ("couldn't create loopback. stopping the test!"); - return 0; - } - vnet_sw_interface_set_flags (vnet_get_main (), sw_if_index, - VNET_SW_INTERFACE_FLAG_ADMIN_UP); - ip4_add_del_interface_address (vlib_get_main (), sw_if_index, &intf_addr, - 24, 0); + session_create_lookpback (0, &sw_if_index, &intf_addr); /* * Update namespace @@ -424,8 +511,7 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) "the server"); server_local_st_index = application_local_session_table (server); local_listener = - session_lookup_local_session_endpoint (server_local_st_index, - &server_sep); + session_lookup_local_endpoint (server_local_st_index, &server_sep); SESSION_TEST ((local_listener != SESSION_INVALID_INDEX), "zero listener should exist in local table"); detach_args.app_index = server_index; @@ -435,7 +521,7 @@ session_test_namespace (vlib_main_t * vm, unformat_input_t * input) * Cleanup */ vec_free (ns_id); - vnet_delete_loopback_interface (sw_if_index); + session_delete_loopback (sw_if_index); return 0; } @@ -506,8 +592,7 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) action_index - 1); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port, rmt_port); SESSION_TEST ((res == 1), "Lookup 1.2.3.4 1234 5.6.7.8 4321, action should " "be 1: %d", res); @@ -561,8 +646,7 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) * and 3.3.3.3 1234 7.7.7.7 4321 */ res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port, rmt_port); SESSION_TEST ((res == 3), "Lookup 1.2.3.4 1234 5.6.7.8 4321 action " "should be 3: %d", res); @@ -570,15 +654,14 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) lcl_lkup.as_u32 = clib_host_to_net_u32 (0x01020204); rmt_lkup.as_u32 = clib_host_to_net_u32 (0x05060709); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_lkup, + session_rules_table_lookup4 (srt, &lcl_lkup, &rmt_lkup, lcl_port, rmt_port); SESSION_TEST ((res == 1), "Lookup 1.2.2.4 1234 5.6.7.9 4321, action " "should be 1: %d", res); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip3, &rmt_ip3, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip3, &rmt_ip3, lcl_port, rmt_port); SESSION_TEST ((res == 6), "Lookup 3.3.3.3 1234 7.7.7.7 4321, action " "should be 6 (updated): %d", res); @@ -598,13 +681,12 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) SESSION_TEST ((error == 0), "Add 1.2.3.4/24 * 5.6.7.8/24 * action %d", action_index - 1); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port, rmt_port); SESSION_TEST ((res == 7), "Lookup 1.2.3.4 1234 5.6.7.8 4321, action should" " be 7 (lpm dst): %d", res); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port + 1, rmt_port); SESSION_TEST ((res == 7), "Lookup 1.2.3.4 1235 5.6.7.8 4321, action should " "be 7: %d", @@ -645,23 +727,21 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) action_index - 1); if (verbose) - session_rules_table_cli_dump (vm, srt, FIB_PROTOCOL_IP4, - TRANSPORT_PROTO_TCP); + session_rules_table_cli_dump (vm, srt, FIB_PROTOCOL_IP4); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port, rmt_port); SESSION_TEST ((res == 3), "Lookup 1.2.3.4 1234 5.6.7.8 4321, action should " "be 3: %d", res); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port + 1, rmt_port); SESSION_TEST ((res == 9), "Lookup 1.2.3.4 1235 5.6.7.8 4321, action should " "be 9: %d", res); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port + 1, rmt_port + 1); SESSION_TEST ((res == 8), "Lookup 1.2.3.4 1235 5.6.7.8 4322, action should " "be 8: %d", @@ -679,8 +759,7 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) error = session_rules_table_add_del (srt, &args); SESSION_TEST ((error == 0), "Del 1.2.0.0/16 1234 5.6.0.0/16 4321"); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port, rmt_port); SESSION_TEST ((res == 3), "Lookup 1.2.3.4 1234 5.6.7.8 4321, action should " "be 3: %d", res); @@ -691,8 +770,7 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) error = session_rules_table_add_del (srt, &args); SESSION_TEST ((error == 0), "Del 1.2.0.0/16 * 5.6.0.0/16 *"); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port, rmt_port); SESSION_TEST ((res == 3), "Lookup 1.2.3.4 1234 5.6.7.8 4321, action should " "be 3: %d", res); @@ -710,8 +788,7 @@ session_test_rule_table (vlib_main_t * vm, unformat_input_t * input) error = session_rules_table_add_del (srt, &args); SESSION_TEST ((error == 0), "Del 1.2.3.4/24 1234 5.6.7.5/24"); res = - session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &lcl_ip, &rmt_ip, - lcl_port, rmt_port); + session_rules_table_lookup4 (srt, &lcl_ip, &rmt_ip, lcl_port, rmt_port); SESSION_TEST ((res == 2), "Action should be 2: %d", res); return 0; @@ -721,17 +798,31 @@ static int session_test_rules (vlib_main_t * vm, unformat_input_t * input) { session_endpoint_t server_sep = SESSION_ENDPOINT_NULL; - u64 options[SESSION_OPTIONS_N_OPTIONS]; + u64 options[APP_OPTIONS_N_OPTIONS]; u16 lcl_port = 1234, rmt_port = 4321; - u32 server_index, app_index; + u32 server_index, server_index2, app_index; u32 dummy_server_api_index = ~0; transport_connection_t *tc; u32 dummy_port = 1111; clib_error_t *error = 0; - u8 segment_name[128]; + u8 is_filtered = 0, *ns_id = format (0, "appns1"); stream_session_t *listener, *s; app_namespace_t *default_ns = app_namespace_get_default (); u32 local_ns_index = default_ns->local_table_index; + int verbose = 0, rv; + app_namespace_t *app_ns; + + while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) + { + if (unformat (input, "verbose")) + verbose = 1; + else + { + vlib_cli_output (vm, "parse error: '%U'", format_unformat_error, + input); + return -1; + } + } server_sep.is_ip4 = 1; server_sep.port = dummy_port; @@ -742,7 +833,6 @@ session_test_rules (vlib_main_t * vm, unformat_input_t * input) .options = options, .namespace_id = 0, .session_cb_vft = &dummy_session_cbs, - .segment_name = segment_name, }; vnet_bind_args_t bind_args = { @@ -787,7 +877,8 @@ session_test_rules (vlib_main_t * vm, unformat_input_t * input) tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, &rmt_pref.fp_addr.ip4, lcl_port, - rmt_port, TRANSPORT_PROTO_TCP, 0); + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); SESSION_TEST ((tc == 0), "optimized lookup should not work (port)"); /* @@ -813,7 +904,8 @@ session_test_rules (vlib_main_t * vm, unformat_input_t * input) "optimized lookup should return the listener"); tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, &rmt_pref.fp_addr.ip4, lcl_port, - rmt_port, TRANSPORT_PROTO_TCP, 0); + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); SESSION_TEST ((tc->c_index == listener->connection_index), "lookup should return the listener"); s = session_lookup_safe4 (0, &lcl_pref.fp_addr.ip4, &rmt_pref.fp_addr.ip4, @@ -826,15 +918,16 @@ session_test_rules (vlib_main_t * vm, unformat_input_t * input) .port = rmt_port, .transport_proto = TRANSPORT_PROTO_TCP, }; - app_index = session_lookup_local_session_endpoint (local_ns_index, &sep); + app_index = session_lookup_local_endpoint (local_ns_index, &sep); SESSION_TEST ((app_index != server_index), "local session endpoint lookup " "should not work (global scope)"); tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, &rmt_pref.fp_addr.ip4, lcl_port + 1, - rmt_port, TRANSPORT_PROTO_TCP, 0); + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); SESSION_TEST ((tc == 0), - "optimized lookup for wrong lcl port + 1 should not" " work"); + "optimized lookup for wrong lcl port + 1 should not work"); /* * Add 1.2.3.4/16 * 5.6.7.8/16 4321 @@ -846,64 +939,431 @@ session_test_rules (vlib_main_t * vm, unformat_input_t * input) args.table_args.action_index); tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, &rmt_pref.fp_addr.ip4, lcl_port + 1, - rmt_port, TRANSPORT_PROTO_TCP, 0); + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); SESSION_TEST ((tc->c_index == listener->connection_index), "optimized lookup for lcl port + 1 should work"); - app_index = session_lookup_local_session_endpoint (local_ns_index, &sep); - SESSION_TEST ((app_index != server_index), "local session endpoint lookup " - "should not work (constrained lcl ip)"); + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == server_index), "local session endpoint lookup " + "should work (lcl ip was zeroed)"); + + /* + * Add deny rule 1.2.3.4/32 1234 5.6.7.8/32 4321 action -2 (drop) + */ + args.table_args.lcl_port = 1234; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 30; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 30; + args.table_args.action_index = SESSION_RULES_TABLE_ACTION_DROP; + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Add 1.2.3.4/30 1234 5.6.7.8/30 4321 action %d", + args.table_args.action_index); + + if (verbose) + { + session_lookup_dump_rules_table (0, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + session_lookup_dump_local_rules_table (local_ns_index, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + } + + tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, + &rmt_pref.fp_addr.ip4, lcl_port, + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc == 0), "lookup for 1.2.3.4/32 1234 5.6.7.8/16 4321 " + "should fail (deny rule)"); + SESSION_TEST ((is_filtered == 1), "lookup should be filtered (deny)"); + + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == APP_DROP_INDEX), "lookup for 1.2.3.4/32 1234 " + "5.6.7.8/16 4321 in local table should return deny"); + + tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, + &rmt_pref.fp_addr.ip4, lcl_port + 1, + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc->c_index == listener->connection_index), + "lookup 1.2.3.4/32 123*5* 5.6.7.8/16 4321 should work"); + + /* + * "Mask" deny rule with more specific allow: + * Add allow rule 1.2.3.4/32 1234 5.6.7.8/32 4321 action -3 (allow) + */ + args.table_args.is_add = 1; + args.table_args.lcl_port = 1234; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 32; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 32; + args.table_args.action_index = SESSION_RULES_TABLE_ACTION_ALLOW; + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Add masking rule 1.2.3.4/30 1234 5.6.7.8/32 " + "4321 action %d", args.table_args.action_index); + + is_filtered = 0; + tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, + &rmt_pref.fp_addr.ip4, lcl_port, + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc == 0), "lookup for 1.2.3.4/32 1234 5.6.7.8/16 4321 " + "should fail (allow without app)"); + SESSION_TEST ((is_filtered == 0), "lookup should NOT be filtered"); + + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == APP_INVALID_INDEX), "lookup for 1.2.3.4/32 1234" + " 5.6.7.8/32 4321 in local table should return invalid"); + + if (verbose) + { + vlib_cli_output (vm, "Local rules"); + session_lookup_dump_local_rules_table (local_ns_index, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + } + + sep.ip.ip4.as_u32 += 1 << 24; + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == APP_DROP_INDEX), "lookup for 1.2.3.4/32 1234" + " 5.6.7.9/32 4321 in local table should return deny"); + + vnet_connect_args_t connect_args = { + .sep = sep, + .app_index = attach_args.app_index, + .api_context = 0, + }; + + /* Try connecting */ + error = vnet_connect (&connect_args); + SESSION_TEST ((error != 0), "connect should fail"); + rv = clib_error_get_code (error); + SESSION_TEST ((rv == VNET_API_ERROR_APP_CONNECT_FILTERED), + "connect should be filtered"); + + sep.ip.ip4.as_u32 -= 1 << 24; + + /* + * Delete masking rule: 1.2.3.4/32 1234 5.6.7.8/32 4321 allow + */ + args.table_args.is_add = 0; + args.table_args.lcl_port = 1234; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 32; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 32; + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Del 1.2.3.4/32 1234 5.6.7.8/32 4321 allow"); + /* * Add local scope rule for 0/0 * 5.6.7.8/16 4321 action server_index */ + args.table_args.is_add = 1; + args.table_args.lcl_port = 0; args.table_args.lcl.fp_len = 0; + args.table_args.rmt.fp_len = 16; + args.table_args.action_index = -1; error = vnet_session_rule_add_del (&args); SESSION_TEST ((error == 0), "Add * * 5.6.7.8/16 4321 action %d", args.table_args.action_index); - app_index = session_lookup_local_session_endpoint (local_ns_index, &sep); - SESSION_TEST ((app_index == server_index), "local session endpoint lookup " - "should work"); + + if (verbose) + { + session_lookup_dump_rules_table (0, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + session_lookup_dump_local_rules_table (local_ns_index, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + } + + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == APP_DROP_INDEX), + "local session endpoint lookup should return deny"); + + /* + * Delete 1.2.3.4/32 1234 5.6.7.8/32 4321 deny + */ + args.table_args.is_add = 0; + args.table_args.lcl_port = 1234; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 30; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 30; + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Del 1.2.3.4/32 1234 5.6.7.8/32 4321 deny"); + + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == APP_INVALID_INDEX), + "local session endpoint lookup should return invalid"); /* * Delete 0/0 * 5.6.7.8/16 4321, 1.2.3.4/16 * 5.6.7.8/16 4321 and * 1.2.3.4/16 1234 5.6.7.8/16 4321 */ args.table_args.is_add = 0; + args.table_args.lcl_port = 0; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 0; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 16; + args.table_args.rmt_port = 4321; error = vnet_session_rule_add_del (&args); SESSION_TEST ((error == 0), "Del 0/0 * 5.6.7.8/16 4321"); - app_index = session_lookup_local_session_endpoint (local_ns_index, &sep); + app_index = session_lookup_local_endpoint (local_ns_index, &sep); SESSION_TEST ((app_index != server_index), "local session endpoint lookup " "should not work (removed)"); args.table_args.is_add = 0; args.table_args.lcl = lcl_pref; + + args.table_args.is_add = 0; + args.table_args.lcl_port = 0; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 16; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 16; + args.table_args.rmt_port = 4321; error = vnet_session_rule_add_del (&args); SESSION_TEST ((error == 0), "Del 1.2.3.4/16 * 5.6.7.8/16 4321"); tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, &rmt_pref.fp_addr.ip4, lcl_port + 1, - rmt_port, TRANSPORT_PROTO_TCP, 0); - SESSION_TEST ((tc == 0), "optimized lookup for lcl port + 1 should not " + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc == 0), + "lookup 1.2.3.4/32 123*5* 5.6.7.8/16 4321 should not " "work (del)"); args.table_args.is_add = 0; args.table_args.lcl_port = 1234; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 16; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 16; + args.table_args.rmt_port = 4321; error = vnet_session_rule_add_del (&args); SESSION_TEST ((error == 0), "Del 1.2.3.4/16 1234 5.6.7.8/16 4321"); tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, &rmt_pref.fp_addr.ip4, lcl_port, - rmt_port, TRANSPORT_PROTO_TCP, 0); - SESSION_TEST ((tc == 0), "optimized lookup should not work (del)"); + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc == 0), "lookup 1.2.3.4/32 1234 5.6.7.8/16 4321 should " + "not work (del + deny)"); + + SESSION_TEST ((error == 0), "Del 1.2.3.4/32 1234 5.6.7.8/32 4321 deny"); + tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, + &rmt_pref.fp_addr.ip4, lcl_port, + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc == 0), "lookup 1.2.3.4/32 1234 5.6.7.8/16 4321 should" + " not work (no-rule)"); + + /* + * Test tags. Add/overwrite/del rule with tag + */ + args.table_args.is_add = 1; + args.table_args.lcl_port = 1234; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 16; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 16; + args.table_args.rmt_port = 4321; + args.table_args.tag = format (0, "test_rule"); + args.table_args.action_index = server_index; + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Add 1.2.3.4/16 1234 5.6.7.8/16 4321 deny " + "tag test_rule"); + if (verbose) + { + session_lookup_dump_rules_table (0, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + session_lookup_dump_local_rules_table (local_ns_index, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + } + tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, + &rmt_pref.fp_addr.ip4, lcl_port, + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc->c_index == listener->connection_index), + "lookup 1.2.3.4/32 1234 5.6.7.8/16 4321 should work"); + + vec_free (args.table_args.tag); + args.table_args.lcl_port = 1234; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 16; + args.table_args.tag = format (0, "test_rule_overwrite"); + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), + "Overwrite 1.2.3.4/16 1234 5.6.7.8/16 4321 deny tag test_rule" + " should work"); + if (verbose) + { + session_lookup_dump_rules_table (0, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + session_lookup_dump_local_rules_table (local_ns_index, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + } + + args.table_args.is_add = 0; + args.table_args.lcl_port += 1; + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Del 1.2.3.4/32 1234 5.6.7.8/32 4321 deny " + "tag %v", args.table_args.tag); + if (verbose) + { + session_lookup_dump_rules_table (0, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + session_lookup_dump_local_rules_table (local_ns_index, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + } + tc = session_lookup_connection_wt4 (0, &lcl_pref.fp_addr.ip4, + &rmt_pref.fp_addr.ip4, lcl_port, + rmt_port, TRANSPORT_PROTO_TCP, 0, + &is_filtered); + SESSION_TEST ((tc == 0), "lookup 1.2.3.4/32 1234 5.6.7.8/32 4321 should not" + " work (del)"); + + + /* + * Test local rules with multiple namespaces + */ + + /* + * Add deny rule 1.2.3.4/32 1234 5.6.7.8/32 0 action -2 (drop) + */ + args.table_args.is_add = 1; + args.table_args.lcl_port = 1234; + args.table_args.rmt_port = 0; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 32; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 32; + args.table_args.action_index = SESSION_RULES_TABLE_ACTION_DROP; + args.table_args.tag = 0; + args.scope = SESSION_RULE_SCOPE_LOCAL; + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Add 1.2.3.4/32 1234 5.6.7.8/32 4321 action %d", + args.table_args.action_index); + /* + * Add 'white' rule 1.2.3.4/32 1234 5.6.7.8/32 4321 action -2 (drop) + */ + args.table_args.is_add = 1; + args.table_args.lcl_port = 1234; + args.table_args.rmt_port = 4321; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 32; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 32; + args.table_args.action_index = SESSION_RULES_TABLE_ACTION_ALLOW; + error = vnet_session_rule_add_del (&args); + + if (verbose) + { + session_lookup_dump_local_rules_table (local_ns_index, FIB_PROTOCOL_IP4, + TRANSPORT_PROTO_TCP); + } + + vnet_app_namespace_add_del_args_t ns_args = { + .ns_id = ns_id, + .secret = 0, + .sw_if_index = APP_NAMESPACE_INVALID_INDEX, + .is_add = 1 + }; + error = vnet_app_namespace_add_del (&ns_args); + SESSION_TEST ((error == 0), "app ns insertion should succeed: %d", + clib_error_get_code (error)); + app_ns = app_namespace_get_from_id (ns_id); + + attach_args.namespace_id = ns_id; + attach_args.api_client_index = dummy_server_api_index - 1; + error = vnet_application_attach (&attach_args); + SESSION_TEST ((error == 0), "server2 attached"); + server_index2 = attach_args.app_index; + + /* + * Add deny rule 1.2.3.4/32 1234 5.6.7.8/32 0 action -2 (drop) + */ + args.table_args.lcl_port = 1234; + args.table_args.rmt_port = 0; + args.table_args.lcl.fp_addr.ip4 = lcl_ip; + args.table_args.lcl.fp_len = 32; + args.table_args.rmt.fp_addr.ip4 = rmt_ip; + args.table_args.rmt.fp_len = 32; + args.table_args.action_index = SESSION_RULES_TABLE_ACTION_DROP; + args.appns_index = app_namespace_index (app_ns); + + error = vnet_session_rule_add_del (&args); + SESSION_TEST ((error == 0), "Add 1.2.3.4/32 1234 5.6.7.8/32 4321 action %d " + "in test namespace", args.table_args.action_index); + /* + * Lookup default namespace + */ + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == APP_INVALID_INDEX), + "lookup for 1.2.3.4/32 1234 5.6.7.8/32 4321 in local table " + "should return allow (invalid)"); + + sep.port += 1; + app_index = session_lookup_local_endpoint (local_ns_index, &sep); + SESSION_TEST ((app_index == APP_DROP_INDEX), "lookup for 1.2.3.4/32 1234 " + "5.6.7.8/16 432*2* in local table should return deny"); + + connect_args.app_index = server_index; + connect_args.sep = sep; + error = vnet_connect (&connect_args); + SESSION_TEST ((error != 0), "connect should fail"); + rv = clib_error_get_code (error); + SESSION_TEST ((rv == VNET_API_ERROR_APP_CONNECT_FILTERED), + "connect should be filtered"); + + /* + * Lookup test namespace + */ + app_index = session_lookup_local_endpoint (app_ns->local_table_index, &sep); + SESSION_TEST ((app_index == APP_DROP_INDEX), "lookup for 1.2.3.4/32 1234 " + "5.6.7.8/16 4321 in local table should return deny"); + + connect_args.app_index = server_index; + error = vnet_connect (&connect_args); + SESSION_TEST ((error != 0), "connect should fail"); + rv = clib_error_get_code (error); + SESSION_TEST ((rv == VNET_API_ERROR_APP_CONNECT_FILTERED), + "connect should be filtered"); + + args.table_args.is_add = 0; + vnet_session_rule_add_del (&args); + + args.appns_index = 0; + args.table_args.is_add = 0; + vnet_session_rule_add_del (&args); + + args.table_args.rmt_port = 4321; + vnet_session_rule_add_del (&args); + /* + * Final Cleanup + */ + vec_free (args.table_args.tag); + vnet_app_detach_args_t detach_args = { + .app_index = server_index, + }; + vnet_application_detach (&detach_args); + + detach_args.app_index = server_index2; + vnet_application_detach (&detach_args); + + vec_free (ns_id); return 0; } static int session_test_proxy (vlib_main_t * vm, unformat_input_t * input) { - u64 options[SESSION_OPTIONS_N_OPTIONS]; + u64 options[APP_OPTIONS_N_OPTIONS]; + char *show_listeners = "sh session listeners tcp verbose"; + char *show_local_listeners = "sh app ns table default"; + unformat_input_t tmp_input; u32 server_index, app_index; u32 dummy_server_api_index = ~0, sw_if_index = 0; clib_error_t *error = 0; - u8 segment_name[128], intf_mac[6], sst; + u8 sst, is_filtered = 0; stream_session_t *s; transport_connection_t *tc; u16 lcl_port = 1234, rmt_port = 4321; @@ -943,21 +1403,13 @@ session_test_proxy (vlib_main_t * vm, unformat_input_t * input) /* * Create loopback interface */ - memset (intf_mac, 0, sizeof (intf_mac)); - if (vnet_create_loopback_interface (&sw_if_index, intf_mac, 0, 0)) - { - clib_warning ("couldn't create loopback. stopping the test!"); - return 0; - } - vnet_sw_interface_set_flags (vnet_get_main (), sw_if_index, - VNET_SW_INTERFACE_FLAG_ADMIN_UP); - ip4_add_del_interface_address (vlib_get_main (), sw_if_index, &lcl_ip, - 24, 0); + session_create_lookpback (0, &sw_if_index, &lcl_ip); app_ns = app_namespace_get_default (); app_ns->sw_if_index = sw_if_index; memset (options, 0, sizeof (options)); + options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_IS_BUILTIN; options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_ACCEPT_REDIRECT; options[APP_OPTIONS_FLAGS] |= APP_OPTIONS_FLAGS_IS_PROXY; options[APP_OPTIONS_PROXY_TRANSPORT] = 1 << TRANSPORT_PROTO_TCP; @@ -968,7 +1420,6 @@ session_test_proxy (vlib_main_t * vm, unformat_input_t * input) .options = options, .namespace_id = 0, .session_cb_vft = &dummy_session_cbs, - .segment_name = segment_name, }; attach_args.api_client_index = dummy_server_api_index; @@ -977,11 +1428,17 @@ session_test_proxy (vlib_main_t * vm, unformat_input_t * input) server_index = attach_args.app_index; if (verbose) - session_lookup_dump_rules_table (0, FIB_PROTOCOL_IP4, - TRANSPORT_PROTO_TCP); + { + unformat_init_string (&tmp_input, show_listeners, + strlen (show_listeners)); + vlib_cli_input (vm, &tmp_input, 0, 0); + unformat_init_string (&tmp_input, show_local_listeners, + strlen (show_local_listeners)); + vlib_cli_input (vm, &tmp_input, 0, 0); + } tc = session_lookup_connection_wt4 (0, &lcl_ip, &rmt_ip, lcl_port, rmt_port, - TRANSPORT_PROTO_TCP, 0); + TRANSPORT_PROTO_TCP, 0, &is_filtered); SESSION_TEST ((tc != 0), "lookup 1.2.3.4 1234 5.6.7.8 4321 should be " "successful"); sst = session_type_from_proto_and_ip (TRANSPORT_PROTO_TCP, 1); @@ -990,16 +1447,11 @@ session_test_proxy (vlib_main_t * vm, unformat_input_t * input) " server"); tc = session_lookup_connection_wt4 (0, &rmt_ip, &rmt_ip, lcl_port, rmt_port, - TRANSPORT_PROTO_TCP, 0); + TRANSPORT_PROTO_TCP, 0, &is_filtered); SESSION_TEST ((tc == 0), "lookup 5.6.7.8 1234 5.6.7.8 4321 should" " not work"); - if (verbose) - session_lookup_dump_local_rules_table (app_ns->local_table_index, - FIB_PROTOCOL_IP4, - TRANSPORT_PROTO_TCP); - app_index = - session_lookup_local_session_endpoint (app_ns->local_table_index, &sep); + app_index = session_lookup_local_endpoint (app_ns->local_table_index, &sep); SESSION_TEST ((app_index == server_index), "local session endpoint lookup" " should work"); @@ -1009,15 +1461,20 @@ session_test_proxy (vlib_main_t * vm, unformat_input_t * input) vnet_application_detach (&detach_args); if (verbose) - session_lookup_dump_local_rules_table (app_ns->local_table_index, - FIB_PROTOCOL_IP4, - TRANSPORT_PROTO_TCP); + { + unformat_init_string (&tmp_input, show_listeners, + strlen (show_listeners)); + vlib_cli_input (vm, &tmp_input, 0, 0); + unformat_init_string (&tmp_input, show_local_listeners, + strlen (show_local_listeners)); + vlib_cli_input (vm, &tmp_input, 0, 0); + } - app_index = - session_lookup_local_session_endpoint (app_ns->local_table_index, &sep); + app_index = session_lookup_local_endpoint (app_ns->local_table_index, &sep); SESSION_TEST ((app_index == SESSION_RULES_TABLE_INVALID_INDEX), "local session endpoint lookup should not work after detach"); - + if (verbose) + unformat_free (&tmp_input); return 0; } @@ -1031,20 +1488,34 @@ session_test (vlib_main_t * vm, while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { - if (unformat (input, "namespace")) - { - res = session_test_namespace (vm, input); - } + if (unformat (input, "basic")) + res = session_test_basic (vm, input); + else if (unformat (input, "namespace")) + res = session_test_namespace (vm, input); else if (unformat (input, "rules-table")) res = session_test_rule_table (vm, input); else if (unformat (input, "rules")) res = session_test_rules (vm, input); else if (unformat (input, "proxy")) res = session_test_proxy (vm, input); + else if (unformat (input, "all")) + { + if ((res = session_test_basic (vm, input))) + goto done; + if ((res = session_test_namespace (vm, input))) + goto done; + if ((res = session_test_rule_table (vm, input))) + goto done; + if ((res = session_test_rules (vm, input))) + goto done; + if ((res = session_test_proxy (vm, input))) + goto done; + } else break; } +done: if (res) return clib_error_return (0, "Session unit test failed"); return 0;