5faad0ab9e
Moving the ipanat library sources from the ipacm project to here. The library will be compiled separately and will be common for the ipacm and ipa-kernel-tests. Change-Id: I01becf981e15ea0c2958423585ea487affb421d0 Signed-off-by: Ilia Lin <ilialin@codeaurora.org>
508 rader
12 KiB
C
508 rader
12 KiB
C
/*
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* Copyright (c) 2014, 2018-2019 The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <stdio.h>
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#include <stdint.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <libgen.h>
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#include <string.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include "ipa_nat_test.h"
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#include "ipa_nat_map.h"
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#undef strcasesame
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#define strcasesame(x, y) \
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(! strcasecmp((x), (y)))
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static inline const char* legal_mem_type(
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const char* mt )
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{
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if ( strcasesame(mt, "DDR") ) return "DDR";
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if ( strcasesame(mt, "SRAM") ) return "SRAM";
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if ( strcasesame(mt, "HYBRID") ) return "HYBRID";
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return NULL;
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}
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static int nat_rule_loop_check(
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ipa_table* table_ptr,
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uint32_t rule_hdl,
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void* record_ptr,
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uint16_t record_index,
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void* meta_record_ptr,
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uint16_t meta_record_index,
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void* arb_data_ptr )
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{
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enum ipa3_nat_mem_in nmi;
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uint8_t is_expn_tbl;
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uint16_t rule_index;
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uint32_t tbl_hdl = (uint32_t) arb_data_ptr;
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struct ipa_nat_rule* rule_ptr =
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(struct ipa_nat_rule*) record_ptr;
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BREAK_RULE_HDL(table_ptr, rule_hdl, nmi, is_expn_tbl, rule_index);
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/*
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* By virtue of this function being called back by the walk, this
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* record_index is valid. Denote it as such in the map...
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*/
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if ( ipa_nat_map_add(MAP_NUM_99, record_index, 1) )
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{
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IPAERR("ipa_nat_map_add(index(%u)) failed\n", record_index);
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return -EINVAL;
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}
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if ( rule_ptr->next_index == record_index )
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{
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IPAERR("Infinite loop detected in IPv4 %s table, entry %u\n",
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(is_expn_tbl) ? "expansion" : "base",
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record_index);
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ipa_nat_dump_ipv4_table(tbl_hdl);
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return -EINVAL;
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}
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return 0;
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}
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static int nat_rule_validity_check(
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ipa_table* table_ptr,
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uint32_t rule_hdl,
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void* record_ptr,
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uint16_t record_index,
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void* meta_record_ptr,
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uint16_t meta_record_index,
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void* arb_data_ptr )
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{
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enum ipa3_nat_mem_in nmi;
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uint8_t is_expn_tbl;
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uint16_t rule_index;
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uint16_t index;
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struct ipa_nat_rule* rule_ptr =
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(struct ipa_nat_rule*) record_ptr;
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BREAK_RULE_HDL(table_ptr, rule_hdl, nmi, is_expn_tbl, rule_index);
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index = rule_ptr->next_index;
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if ( index && ipa_nat_map_find(MAP_NUM_99, index, NULL) )
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{
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IPAERR("Invalid next index %u found in IPv4 %s table entry %u\n",
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index,
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(is_expn_tbl) ? "expansion" : "base",
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rule_index);
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return -EINVAL;
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}
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if ( is_expn_tbl )
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{
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index = rule_ptr->prev_index;
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if ( index && ipa_nat_map_find(MAP_NUM_99, index, NULL) )
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{
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IPAERR("Invalid previous index %u found in IPv4 %s table entry %u\n",
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index,
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"expansion",
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rule_index);
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return -EINVAL;
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}
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}
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return 0;
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}
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static int index_loop_check(
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ipa_table* table_ptr,
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uint32_t rule_hdl,
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void* record_ptr,
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uint16_t record_index,
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void* meta_record_ptr,
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uint16_t meta_record_index,
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void* arb_data_ptr )
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{
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enum ipa3_nat_mem_in nmi;
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uint8_t is_expn_tbl;
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uint16_t rule_index;
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uint32_t tbl_hdl = (uint32_t) arb_data_ptr;
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struct ipa_nat_indx_tbl_rule* itr_ptr =
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(struct ipa_nat_indx_tbl_rule*) record_ptr;
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BREAK_RULE_HDL(table_ptr, rule_hdl, nmi, is_expn_tbl, rule_index);
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/*
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* By virtue of this function being called back by the walk, this
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* record_index is valid. Denote it as such in the map...
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*/
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if ( ipa_nat_map_add(MAP_NUM_99, record_index, 1) )
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{
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IPAERR("ipa_nat_map_add(index(%u)) failed\n", record_index);
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return -EINVAL;
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}
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if ( itr_ptr->next_index == record_index )
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{
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IPAERR("Infinite loop detected in IPv4 index %s table, entry %u\n",
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(is_expn_tbl) ? "expansion" : "base",
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record_index);
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ipa_nat_dump_ipv4_table(tbl_hdl);
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return -EINVAL;
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}
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return 0;
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}
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static int index_validity_check(
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ipa_table* table_ptr,
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uint32_t rule_hdl,
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void* record_ptr,
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uint16_t record_index,
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void* meta_record_ptr,
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uint16_t meta_record_index,
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void* arb_data_ptr )
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{
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enum ipa3_nat_mem_in nmi;
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uint8_t is_expn_tbl;
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uint16_t rule_index;
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uint16_t index;
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struct ipa_nat_indx_tbl_rule* itr_ptr =
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(struct ipa_nat_indx_tbl_rule*) record_ptr;
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BREAK_RULE_HDL(table_ptr, rule_hdl, nmi, is_expn_tbl, rule_index);
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index = itr_ptr->next_index;
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if ( index && ipa_nat_map_find(MAP_NUM_99, index, NULL) )
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{
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IPAERR("Invalid next index %u found in IPv4 index %s table entry %u\n",
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index,
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(is_expn_tbl) ? "expansion" : "base",
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rule_index);
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return -EINVAL;
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}
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if ( is_expn_tbl )
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{
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struct ipa_nat_indx_tbl_meta_info* mi_ptr = meta_record_ptr;
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if ( ! mi_ptr )
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{
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IPAERR("Missing meta pointer for IPv4 index %s table entry %u\n",
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"expansion",
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rule_index);
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return -EINVAL;
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}
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index = mi_ptr->prev_index;
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if ( index && ipa_nat_map_find(MAP_NUM_99, index, NULL) )
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{
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IPAERR("Invalid previous index %u found in IPv4 index %s table entry %u\n",
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index,
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"expansion",
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rule_index);
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return -EINVAL;
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}
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}
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return 0;
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}
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int ipa_nat_validate_ipv4_table(
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u32 tbl_hdl )
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{
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int ret;
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/*
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* Map MAP_NUM_99 will be used to keep, and to check for,
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* record validity.
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*
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* The first walk will fill it. The second walk will use it...
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*/
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ipa_nat_map_clear(MAP_NUM_99);
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IPADBG("Checking IPv4 active rules:\n");
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ret = ipa_nati_walk_ipv4_tbl(tbl_hdl, USE_NAT_TABLE, nat_rule_loop_check, tbl_hdl);
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if ( ret != 0 )
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{
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return ret;
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}
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ret = ipa_nati_walk_ipv4_tbl(tbl_hdl, USE_NAT_TABLE, nat_rule_validity_check, 0);
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if ( ret != 0 )
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{
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return ret;
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}
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/*
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* Map MAP_NUM_99 will be used to keep, and to check for,
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* record validity.
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*
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* The first walk will fill it. The second walk will use it...
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*/
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ipa_nat_map_clear(MAP_NUM_99);
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IPADBG("Checking IPv4 index active rules:\n");
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ret = ipa_nati_walk_ipv4_tbl(tbl_hdl, USE_INDEX_TABLE, index_loop_check, tbl_hdl);
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if ( ret != 0 )
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{
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return ret;
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}
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ret = ipa_nati_walk_ipv4_tbl(tbl_hdl, USE_INDEX_TABLE, index_validity_check, 0);
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if ( ret != 0 )
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{
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return ret;
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}
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return 0;
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}
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static void
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_dispUsage(
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const char* progNamePtr )
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{
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printf(
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"Usage: %s [-d -r N -i N -e N -m mt]\n"
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"Where:\n"
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" -d Each test is discrete (create table, add rules, destroy table)\n"
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" If not specified, only one table create and destroy for all tests\n"
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" -r N Where N is the number of times to run the inotify regression test\n"
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" -i N Where N is the number of times (iterations) to run test\n"
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" -e N Where N is the number of entries in the NAT\n"
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" -m mt Where mt is the type of memory to use for the NAT\n"
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" Legal mt's: DDR, SRAM, or HYBRID (ie. use SRAM and DDR)\n"
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" -g M-N Run tests M through N only\n",
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progNamePtr);
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fflush(stdout);
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}
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static NatTests nt_array[] = {
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NAT_TEST_ENTRY(ipa_nat_test000, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test001, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test002, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test003, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test004, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test005, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test006, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test007, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test008, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test009, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_test010, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test011, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test012, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test013, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test014, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test015, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test016, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test017, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test018, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test019, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test020, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test021, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test022, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test023, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test024, IPA_NAT_TEST_PRE_COND_TE, 0),
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NAT_TEST_ENTRY(ipa_nat_test025, IPA_NAT_TEST_PRE_COND_TE, 0),
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/*
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* Add new tests just above this comment. Keep the following two
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* at the end...
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*/
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NAT_TEST_ENTRY(ipa_nat_test999, 1, 0),
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NAT_TEST_ENTRY(ipa_nat_testREG, 1, 0),
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};
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int main(
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int argc,
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char* argv[] )
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{
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int sep = 0;
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int ireg = 0;
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uint32_t nt = 1;
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int total_ents = 100;
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uint32_t ht = 0;
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uint32_t start = 0, end = 0;
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char* nat_mem_type = "DDR";
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uint32_t tbl_hdl = 0;
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uint32_t pub_ip_addr;
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uint32_t i, ub, cnt, exec, pass;
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void* adp;
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time_t t;
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int c, ret;
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IPADBG("Testing user space nat driver\n");
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while ( (c = getopt(argc, argv, "dr:i:e:m:h:g:?")) != -1 )
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{
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switch (c)
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{
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case 'd':
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sep = 1;
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break;
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case 'r':
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ireg = atoi(optarg);
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break;
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case 'i':
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nt = atoi(optarg);
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break;
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case 'e':
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total_ents = atoi(optarg);
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break;
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case 'm':
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if ( ! (nat_mem_type = legal_mem_type(optarg)) )
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{
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fprintf(stderr, "Illegal: -m %s\n", optarg);
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_dispUsage(basename(argv[0]));
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exit(0);
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}
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break;
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case 'h':
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ht = atoi(optarg);
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break;
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case 'g':
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if ( sscanf(optarg, "%u-%u", &start, &end) != 2
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||
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( start >= end || end >= array_sz(nt_array) - 1 ) )
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{
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fprintf(stderr, "Illegal: -f %s\n", optarg);
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_dispUsage(basename(argv[0]));
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exit(0);
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}
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break;
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case '?':
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default:
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_dispUsage(basename(argv[0]));
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exit(0);
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break;
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}
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}
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srand(time(&t));
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pub_ip_addr = RAN_ADDR;
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exec = pass = 0;
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for ( cnt = ret = 0; cnt < nt && ret == 0; cnt++ )
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{
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IPADBG("ITERATION [%u] OF TESING\n", cnt + 1);
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if ( ireg )
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{
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adp = &ireg;
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i = array_sz(nt_array) - 1;
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ub = array_sz(nt_array);
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}
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else
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{
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adp = &tbl_hdl;
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i = ( end ) ? start : 0;
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ub = ( end ) ? end : array_sz(nt_array) - 1;
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if ( i != 0 && ! sep )
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{
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ipa_nat_test000(
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nat_mem_type, pub_ip_addr, total_ents, tbl_hdl, 0, adp);
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}
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}
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for ( ; i < ub && ret == 0; i++ )
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{
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if ( total_ents >= nt_array[i].num_ents_trigger )
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{
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IPADBG("+------------------------------------------------+\n");
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IPADBG("| Executing test: %s |\n", nt_array[i].func_name);
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IPADBG("+------------------------------------------------+\n");
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ret = nt_array[i].func(
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nat_mem_type, pub_ip_addr, total_ents, tbl_hdl, sep, adp);
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exec++;
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if ( ret == 0 )
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{
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IPADBG("<<<<< Test %s SUCCEEDED >>>>>\n", nt_array[i].func_name);
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pass++;
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if ( ht || nt_array[i].test_hold_time_in_secs )
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{
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ht = (ht) ? ht : nt_array[i].test_hold_time_in_secs;
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sleep(ht);
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}
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}
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else
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{
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IPAERR("<<<<< Test %s FAILED >>>>>\n", nt_array[i].func_name);
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}
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}
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}
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}
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if ( ret && tbl_hdl )
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{
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ipa_nat_test999(
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nat_mem_type, pub_ip_addr, total_ents, tbl_hdl, 0, &tbl_hdl);
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}
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IPADBG("Total NAT Tests Run:%u, Pass:%u, Fail:%u\n",
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exec, pass, exec - pass);
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return 0;
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}
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