#include <vnet/session/application_interface.h>
#include <vnet/session/application.h>
#include <vnet/session/session.h>
+#include <vnet/session/session_rules_table.h>
#define SESSION_TEST_I(_cond, _comment, _args...) \
({ \
return 0;
}
+static int
+session_test_rule_table (vlib_main_t * vm, unformat_input_t * input)
+{
+ session_rules_table_t _srt, *srt = &_srt;
+ u16 lcl_port = 1234, rmt_port = 4321;
+ u32 action_index = 1, res;
+ ip4_address_t lcl_lkup, rmt_lkup;
+ clib_error_t *error;
+ int verbose = 0;
+
+ 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;
+ }
+ }
+
+ memset (srt, 0, sizeof (*srt));
+ session_rules_table_init (srt);
+
+ ip4_address_t lcl_ip = {
+ .as_u32 = clib_host_to_net_u32 (0x01020304),
+ };
+ ip4_address_t rmt_ip = {
+ .as_u32 = clib_host_to_net_u32 (0x05060708),
+ };
+ ip4_address_t lcl_ip2 = {
+ .as_u32 = clib_host_to_net_u32 (0x02020202),
+ };
+ ip4_address_t rmt_ip2 = {
+ .as_u32 = clib_host_to_net_u32 (0x06060606),
+ };
+ ip4_address_t lcl_ip3 = {
+ .as_u32 = clib_host_to_net_u32 (0x03030303),
+ };
+ ip4_address_t rmt_ip3 = {
+ .as_u32 = clib_host_to_net_u32 (0x07070707),
+ };
+ fib_prefix_t lcl_pref = {
+ .fp_addr.ip4.as_u32 = lcl_ip.as_u32,
+ .fp_len = 16,
+ .fp_proto = FIB_PROTOCOL_IP4,
+ };
+ fib_prefix_t rmt_pref = {
+ .fp_addr.ip4.as_u32 = rmt_ip.as_u32,
+ .fp_len = 16,
+ .fp_proto = FIB_PROTOCOL_IP4,
+ };
+
+ session_rule_table_add_del_args_t args = {
+ .lcl = lcl_pref,
+ .rmt = rmt_pref,
+ .lcl_port = lcl_port,
+ .rmt_port = rmt_port,
+ .action_index = action_index++,
+ .is_add = 1,
+ };
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Add 1.2.3.4/16 1234 5.6.7.8/16 4321 action %d",
+ action_index - 1);
+
+ res =
+ session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &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);
+
+ /*
+ * Add 1.2.3.4/24 1234 5.6.7.8/16 4321 and 1.2.3.4/24 1234 5.6.7.8/24 4321
+ */
+ args.lcl.fp_addr.ip4 = lcl_ip;
+ args.lcl.fp_len = 24;
+ args.action_index = action_index++;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Add 1.2.3.4/24 1234 5.6.7.8/16 4321 action %d",
+ action_index - 1);
+ args.rmt.fp_addr.ip4 = rmt_ip;
+ args.rmt.fp_len = 24;
+ args.action_index = action_index++;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Add 1.2.3.4/24 1234 5.6.7.8/24 4321 action %d",
+ action_index - 1);
+
+ /*
+ * Add 2.2.2.2/24 1234 6.6.6.6/16 4321 and 3.3.3.3/24 1234 7.7.7.7/16 4321
+ */
+ args.lcl.fp_addr.ip4 = lcl_ip2;
+ args.lcl.fp_len = 24;
+ args.rmt.fp_addr.ip4 = rmt_ip2;
+ args.rmt.fp_len = 16;
+ args.action_index = action_index++;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Add 2.2.2.2/24 1234 6.6.6.6/16 4321 action %d",
+ action_index - 1);
+ args.lcl.fp_addr.ip4 = lcl_ip3;
+ args.rmt.fp_addr.ip4 = rmt_ip3;
+ args.action_index = action_index++;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Add 3.3.3.3/24 1234 7.7.7.7/16 4321 action %d",
+ action_index - 1);
+
+ /*
+ * Add again 3.3.3.3/24 1234 7.7.7.7/16 4321
+ */
+ args.lcl.fp_addr.ip4 = lcl_ip3;
+ args.rmt.fp_addr.ip4 = rmt_ip3;
+ args.action_index = action_index++;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "overwrite 3.3.3.3/24 1234 7.7.7.7/16 4321 "
+ "action %d", action_index - 1);
+
+ /*
+ * Lookup 1.2.3.4/32 1234 5.6.7.8/32 4321, 1.2.2.4/32 1234 5.6.7.9/32 4321
+ * 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_TEST ((res == 3),
+ "Lookup 1.2.3.4 1234 5.6.7.8 4321 action " "should be 3: %d",
+ res);
+
+ 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,
+ &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_TEST ((res == 6),
+ "Lookup 3.3.3.3 1234 7.7.7.7 4321, action "
+ "should be 6 (updated): %d", res);
+
+ /*
+ * Add 1.2.3.4/24 * 5.6.7.8/24 *
+ * Lookup 1.2.3.4 1234 5.6.7.8 4321 and 1.2.3.4 1235 5.6.7.8 4321
+ */
+ args.lcl.fp_addr.ip4 = lcl_ip;
+ args.rmt.fp_addr.ip4 = rmt_ip;
+ args.lcl.fp_len = 24;
+ args.rmt.fp_len = 24;
+ args.lcl_port = 0;
+ args.rmt_port = 0;
+ args.action_index = action_index++;
+ error = session_rules_table_add_del (srt, &args);
+ 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_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,
+ 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",
+ res);
+
+ /*
+ * Del 1.2.3.4/24 * 5.6.7.8/24 *
+ * Add 1.2.3.4/16 * 5.6.7.8/16 * and 1.2.3.4/24 1235 5.6.7.8/24 4321
+ * Lookup 1.2.3.4 1234 5.6.7.8 4321, 1.2.3.4 1235 5.6.7.8 4321 and
+ * 1.2.3.4 1235 5.6.7.8 4322
+ */
+ args.is_add = 0;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Del 1.2.3.4/24 * 5.6.7.8/24 *");
+
+ args.lcl.fp_addr.ip4 = lcl_ip;
+ args.rmt.fp_addr.ip4 = rmt_ip;
+ args.lcl.fp_len = 16;
+ args.rmt.fp_len = 16;
+ args.lcl_port = 0;
+ args.rmt_port = 0;
+ args.action_index = action_index++;
+ args.is_add = 1;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Add 1.2.3.4/16 * 5.6.7.8/16 * action %d",
+ action_index - 1);
+
+ args.lcl.fp_addr.ip4 = lcl_ip;
+ args.rmt.fp_addr.ip4 = rmt_ip;
+ args.lcl.fp_len = 24;
+ args.rmt.fp_len = 24;
+ args.lcl_port = lcl_port + 1;
+ args.rmt_port = rmt_port;
+ args.action_index = action_index++;
+ args.is_add = 1;
+ error = session_rules_table_add_del (srt, &args);
+ SESSION_TEST ((error == 0), "Add 1.2.3.4/24 1235 5.6.7.8/24 4321 action %d",
+ action_index - 1);
+
+ if (verbose)
+ session_rules_table_cli_dump (vm, srt, FIB_PROTOCOL_IP4,
+ TRANSPORT_PROTO_TCP);
+
+ res =
+ session_rules_table_lookup4 (srt, TRANSPORT_PROTO_TCP, &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,
+ 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,
+ 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",
+ res);
+
+ /*
+ * Delete 1.2.0.0/16 1234 5.6.0.0/16 4321 and 1.2.0.0/16 * 5.6.0.0/16 *
+ * Lookup 1.2.3.4 1234 5.6.7.8 4321
+ */
+ args.lcl_port = 1234;
+ args.rmt_port = 4321;
+ args.lcl.fp_len = 16;
+ args.rmt.fp_len = 16;
+ args.is_add = 0;
+ 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_TEST ((res == 3),
+ "Lookup 1.2.3.4 1234 5.6.7.8 4321, action should " "be 3: %d",
+ res);
+
+ args.lcl_port = 0;
+ args.rmt_port = 0;
+ args.is_add = 0;
+ 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_TEST ((res == 3),
+ "Lookup 1.2.3.4 1234 5.6.7.8 4321, action should " "be 3: %d",
+ res);
+
+ /*
+ * Delete 1.2.3.4/24 1234 5.6.7.5/24
+ */
+ args.lcl.fp_addr.ip4 = lcl_ip;
+ args.rmt.fp_addr.ip4 = rmt_ip;
+ args.lcl.fp_len = 24;
+ args.rmt.fp_len = 24;
+ args.lcl_port = 1234;
+ args.rmt_port = 4321;
+ args.is_add = 0;
+ 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_TEST ((res == 2), "Action should be 2: %d", res);
+
+ return 0;
+}
+
+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];
+ u16 lcl_port = 1234, rmt_port = 4321;
+ u32 server_index, 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];
+ stream_session_t *listener, *s;
+ app_namespace_t *default_ns = app_namespace_get_default ();
+ u32 local_ns_index = default_ns->local_table_index;
+
+ server_sep.is_ip4 = 1;
+ server_sep.port = dummy_port;
+ memset (options, 0, sizeof (options));
+
+ vnet_app_attach_args_t attach_args = {
+ .api_client_index = ~0,
+ .options = options,
+ .namespace_id = 0,
+ .session_cb_vft = &dummy_session_cbs,
+ .segment_name = segment_name,
+ };
+
+ vnet_bind_args_t bind_args = {
+ .sep = server_sep,
+ .app_index = 0,
+ };
+
+ /*
+ * Attach server with global and local default scope
+ */
+ options[APP_OPTIONS_FLAGS] = APP_OPTIONS_FLAGS_BUILTIN_APP;
+ 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;
+ attach_args.namespace_id = 0;
+ attach_args.api_client_index = dummy_server_api_index;
+ error = vnet_application_attach (&attach_args);
+ SESSION_TEST ((error == 0), "server attached");
+ server_index = attach_args.app_index;
+
+ bind_args.app_index = server_index;
+ error = vnet_bind (&bind_args);
+ SESSION_TEST ((error == 0), "server bound to %U/%d", format_ip46_address,
+ &server_sep.ip, 1, server_sep.port);
+ listener = listen_session_get_from_handle (bind_args.handle);
+ ip4_address_t lcl_ip = {
+ .as_u32 = clib_host_to_net_u32 (0x01020304),
+ };
+ ip4_address_t rmt_ip = {
+ .as_u32 = clib_host_to_net_u32 (0x05060708),
+ };
+ fib_prefix_t lcl_pref = {
+ .fp_addr.ip4.as_u32 = lcl_ip.as_u32,
+ .fp_len = 16,
+ .fp_proto = FIB_PROTOCOL_IP4,
+ };
+ fib_prefix_t rmt_pref = {
+ .fp_addr.ip4.as_u32 = rmt_ip.as_u32,
+ .fp_len = 16,
+ .fp_proto = FIB_PROTOCOL_IP4,
+ };
+
+ 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 (port)");
+
+ /*
+ * Add 1.2.3.4/16 1234 5.6.7.8/16 4321 action server_index
+ */
+ session_rule_add_del_args_t args = {
+ .table_args.lcl = lcl_pref,
+ .table_args.rmt = rmt_pref,
+ .table_args.lcl_port = lcl_port,
+ .table_args.rmt_port = rmt_port,
+ .table_args.action_index = server_index,
+ .table_args.is_add = 1,
+ .appns_index = 0,
+ };
+ error = vnet_session_rule_add_del (&args);
+ SESSION_TEST ((error == 0), "Add 1.2.3.4/16 1234 5.6.7.8/16 4321 action %d",
+ args.table_args.action_index);
+
+ tc = session_lookup_connection4 (0, &lcl_pref.fp_addr.ip4,
+ &rmt_pref.fp_addr.ip4, lcl_port, rmt_port,
+ TRANSPORT_PROTO_TCP);
+ SESSION_TEST ((tc->c_index == listener->connection_index),
+ "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);
+ 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,
+ lcl_port, rmt_port, TRANSPORT_PROTO_TCP);
+ SESSION_TEST ((s->connection_index == listener->connection_index),
+ "safe lookup should return the listener");
+ session_endpoint_t sep = {
+ .ip = rmt_pref.fp_addr,
+ .is_ip4 = 1,
+ .port = rmt_port,
+ .transport_proto = TRANSPORT_PROTO_TCP,
+ };
+ app_index = session_lookup_local_session_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);
+ SESSION_TEST ((tc == 0),
+ "optimized lookup for wrong lcl port + 1 should not" " work");
+
+ /*
+ * Add 1.2.3.4/16 * 5.6.7.8/16 4321
+ */
+ args.table_args.lcl_port = 0;
+ args.scope = SESSION_RULE_SCOPE_LOCAL | SESSION_RULE_SCOPE_GLOBAL;
+ error = vnet_session_rule_add_del (&args);
+ SESSION_TEST ((error == 0), "Add 1.2.3.4/16 * 5.6.7.8/16 4321 action %d",
+ 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);
+ 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)");
+
+ /*
+ * Add local scope rule for 0/0 * 5.6.7.8/16 4321 action server_index
+ */
+ args.table_args.lcl.fp_len = 0;
+ 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");
+
+ /*
+ * 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;
+ 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);
+ 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;
+ 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 "
+ "work (del)");
+
+ args.table_args.is_add = 0;
+ args.table_args.lcl_port = 1234;
+ 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)");
+ return 0;
+}
+
static clib_error_t *
session_test (vlib_main_t * vm,
unformat_input_t * input, vlib_cli_command_t * cmd_arg)
{
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
break;
}
Code Review / vpp.git / blobdiff