memcached/vendor/libmemcached-1.0.18/tests/mem_udp.cc

578 строки
18 KiB
C++

/* vim:expandtab:shiftwidth=2:tabstop=2:smarttab:
*
* Libmemcached library
*
* Copyright (C) 2011 Data Differential, http://datadifferential.com/
* Copyright (C) 2006-2009 Brian Aker All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above
* copyright notice, this list of conditions and the following disclaimer
* in the documentation and/or other materials provided with the
* distribution.
*
* * The names of its contributors may not be used to endorse or
* promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
/*
Sample test application.
*/
#include <mem_config.h>
#include <libtest/test.hpp>
using namespace libtest;
#include <libmemcached-1.0/memcached.h>
#include <libmemcached/server_instance.h>
#include <libmemcached/io.h>
#include <libmemcached/udp.hpp>
#include <libmemcachedutil-1.0/util.h>
#include <cstdio>
#include <cstdlib>
#include <cstring>
#include <sys/time.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <signal.h>
#include <unistd.h>
#include <time.h>
#include <libtest/server.h>
#include "libmemcached/instance.hpp"
#ifndef __INTEL_COMPILER
#pragma GCC diagnostic ignored "-Wstrict-aliasing"
#endif
/**
@note This should be testing to see if the server really supports the binary protocol.
*/
static test_return_t pre_binary(memcached_st *memc)
{
memcached_st *memc_clone= memcached_clone(NULL, memc);
test_true(memc_clone);
// The memcached_version needs to be done on a clone, because the server
// will not toggle protocol on an connection.
memcached_version(memc_clone);
test_compare(MEMCACHED_SUCCESS, memcached_version(memc));
test_compare(true, libmemcached_util_version_check(memc, 1, 2, 1));
test_compare(MEMCACHED_SUCCESS, memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL, true));
test_compare(true, memcached_behavior_get(memc, MEMCACHED_BEHAVIOR_BINARY_PROTOCOL));
memcached_free(memc_clone);
return TEST_SUCCESS;
}
typedef std::vector<uint16_t> Expected;
static void increment_request_id(uint16_t *id)
{
(*id)++;
if ((*id & UDP_REQUEST_ID_THREAD_MASK) != 0)
{
*id= 0;
}
}
static void get_udp_request_ids(memcached_st *memc, Expected &ids)
{
for (uint32_t x= 0; x < memcached_server_count(memc); x++)
{
const memcached_instance_st * instance= memcached_server_instance_by_position(memc, x);
ids.push_back(get_udp_datagram_request_id((struct udp_datagram_header_st *) ((const memcached_instance_st * )instance)->write_buffer));
}
}
static test_return_t post_udp_op_check(memcached_st *memc, Expected& expected_req_ids)
{
(void)memc;
(void)expected_req_ids;
#if 0
memcached_server_st *cur_server = memcached_server_list(memc);
uint16_t *cur_req_ids = get_udp_request_ids(memc);
for (size_t x= 0; x < memcached_server_count(memc); x++)
{
test_true(cur_server[x].cursor_active == 0);
test_true(cur_req_ids[x] == expected_req_ids[x]);
}
free(expected_req_ids);
free(cur_req_ids);
#endif
return TEST_SUCCESS;
}
/*
** There is a little bit of a hack here, instead of removing
** the servers, I just set num host to 0 and them add then new udp servers
**/
static test_return_t init_udp(memcached_st *memc)
{
test_skip(MEMCACHED_SUCCESS, memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP, true));
return TEST_SUCCESS;
}
static test_return_t init_udp_valgrind(memcached_st *memc)
{
if (getenv("LOG_COMPILER"))
{
return TEST_SKIPPED;
}
test_skip(MEMCACHED_SUCCESS, memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP, true));
return TEST_SUCCESS;
}
static test_return_t binary_init_udp(memcached_st *memc)
{
if (getenv("LOG_COMPILER"))
{
return TEST_SKIPPED;
}
test_skip(TEST_SUCCESS, pre_binary(memc));
return init_udp(memc);
}
/* Make sure that I cant add a tcp server to a udp client */
static test_return_t add_tcp_server_udp_client_test(memcached_st *memc)
{
(void)memc;
#if 0
memcached_server_st server;
const memcached_instance_st * instance=
memcached_server_instance_by_position(memc, 0);
memcached_server_clone(&server, &memc->hosts[0]);
test_true(memcached_server_remove(&(memc->hosts[0])) == MEMCACHED_SUCCESS);
test_true(memcached_server_add(memc, server.hostname, server.port) == MEMCACHED_INVALID_HOST_PROTOCOL);
#endif
return TEST_SUCCESS;
}
/* Make sure that I cant add a udp server to a tcp client */
static test_return_t add_udp_server_tcp_client_test(memcached_st *memc)
{
(void)memc;
#if 0
memcached_server_st server;
const memcached_instance_st * instance=
memcached_server_instance_by_position(memc, 0);
memcached_server_clone(&server, &memc->hosts[0]);
test_true(memcached_server_remove(&(memc->hosts[0])) == MEMCACHED_SUCCESS);
memcached_st tcp_client;
memcached_create(&tcp_client);
test_true(memcached_server_add_udp(&tcp_client, server.hostname, server.port) == MEMCACHED_INVALID_HOST_PROTOCOL);
#endif
return TEST_SUCCESS;
}
static test_return_t version_TEST(memcached_st *memc)
{
test_compare(MEMCACHED_NOT_SUPPORTED, memcached_version(memc));
return TEST_SUCCESS;
}
static test_return_t verbosity_TEST(memcached_st *memc)
{
test_compare(MEMCACHED_SUCCESS, memcached_verbosity(memc, 0));
return TEST_SUCCESS;
}
static test_return_t memcached_get_TEST(memcached_st *memc)
{
memcached_return_t rc;
test_null(memcached_get(memc,
test_literal_param(__func__),
0, 0, &rc));
test_compare(MEMCACHED_NOT_SUPPORTED, rc);
return TEST_SUCCESS;
}
static test_return_t memcached_mget_execute_by_key_TEST(memcached_st *memc)
{
char **keys= NULL;
size_t *key_length= NULL;
test_compare(MEMCACHED_NOT_SUPPORTED,
memcached_mget_execute_by_key(memc,
test_literal_param(__func__), // Group key
keys, key_length, // Actual key
0, // Number of keys
0, // callbacks
0, // context
0)); // Number of callbacks
return TEST_SUCCESS;
}
static test_return_t memcached_stat_TEST(memcached_st *memc)
{
memcached_return_t rc;
test_null(memcached_stat(memc, 0, &rc));
test_compare(MEMCACHED_NOT_SUPPORTED, rc);
return TEST_SUCCESS;
}
static test_return_t set_udp_behavior_test(memcached_st *memc)
{
memcached_quit(memc);
test_compare(MEMCACHED_SUCCESS, memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_DISTRIBUTION, memc->distribution));
test_compare(MEMCACHED_SUCCESS, memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP, true));
test_compare(true, memc->flags.use_udp);
test_compare(false, memc->flags.reply);
test_compare(MEMCACHED_SUCCESS, memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_USE_UDP, false));
test_compare(false, memc->flags.use_udp);
test_compare(MEMCACHED_SUCCESS, memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_NOREPLY, false));
test_compare(true, memc->flags.reply);
return TEST_SUCCESS;
}
static test_return_t udp_set_test(memcached_st *memc)
{
// Assume we are running under valgrind, and bail
if (getenv("LOG_COMPILER"))
{
return TEST_SUCCESS;
}
const unsigned int num_iters= 1025; //request id rolls over at 1024
test_true(memc);
for (size_t x= 0; x < num_iters;x++)
{
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
unsigned int server_key= memcached_generate_hash(memc, test_literal_param("foo"));
test_true(server_key < memcached_server_count(memc));
const memcached_instance_st * instance= memcached_server_instance_by_position(memc, server_key);
size_t init_offset= instance->write_buffer_offset;
test_compare_hint(MEMCACHED_SUCCESS,
memcached_set(memc,
test_literal_param("foo"),
test_literal_param("when we sanitize"),
time_t(0), uint32_t(0)),
memcached_last_error_message(memc));
/*
NB, the check below assumes that if new write_ptr is less than
the original write_ptr that we have flushed. For large payloads, this
maybe an invalid assumption, but for the small payload we have it is OK
*/
if (instance->write_buffer_offset < init_offset)
{
increment_request_id(&expected_ids[server_key]);
}
test_compare(TEST_SUCCESS, post_udp_op_check(memc, expected_ids));
}
return TEST_SUCCESS;
}
static test_return_t udp_buffered_set_test(memcached_st *memc)
{
test_true(memc);
test_compare(MEMCACHED_INVALID_ARGUMENTS,
memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS, true));
return TEST_SUCCESS;
}
static test_return_t udp_set_too_big_test(memcached_st *memc)
{
test_true(memc);
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
std::vector<char> value;
value.resize(1024 * 1024 * 10);
test_compare_hint(MEMCACHED_WRITE_FAILURE,
memcached_set(memc,
test_literal_param(__func__),
&value[0], value.size(),
time_t(0), uint32_t(0)),
memcached_last_error_message(memc));
memcached_quit(memc);
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_delete_test(memcached_st *memc)
{
test_true(memc);
//request id rolls over at 1024
for (size_t x= 0; x < 1025; x++)
{
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
unsigned int server_key= memcached_generate_hash(memc, test_literal_param("foo"));
const memcached_instance_st * instance= memcached_server_instance_by_position(memc, server_key);
size_t init_offset= instance->write_buffer_offset;
test_compare(MEMCACHED_SUCCESS,
memcached_delete(memc, test_literal_param("foo"), 0));
if (instance->write_buffer_offset < init_offset)
{
increment_request_id(&expected_ids[server_key]);
}
test_compare(TEST_SUCCESS, post_udp_op_check(memc, expected_ids));
}
return TEST_SUCCESS;
}
static test_return_t udp_buffered_delete_test(memcached_st *memc)
{
memcached_behavior_set(memc, MEMCACHED_BEHAVIOR_BUFFER_REQUESTS, 1);
return udp_delete_test(memc);
}
static test_return_t udp_verbosity_test(memcached_st *memc)
{
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
for (size_t x= 0; x < memcached_server_count(memc); x++)
{
increment_request_id(&expected_ids[x]);
}
test_compare(MEMCACHED_SUCCESS, memcached_verbosity(memc, 3));
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_quit_test(memcached_st *memc)
{
Expected expected_ids;
memcached_quit(memc);
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_flush_test(memcached_st *memc)
{
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
for (size_t x= 0; x < memcached_server_count(memc); x++)
{
increment_request_id(&expected_ids[x]);
}
memcached_error_print(memc);
test_compare_hint(MEMCACHED_SUCCESS, memcached_flush(memc, 0), memcached_last_error_message(memc));
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_incr_test(memcached_st *memc)
{
test_compare(MEMCACHED_SUCCESS,
memcached_set(memc, test_literal_param("incr"),
test_literal_param("1"),
(time_t)0, (uint32_t)0));
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
unsigned int server_key= memcached_generate_hash(memc, test_literal_param("incr"));
increment_request_id(&expected_ids[server_key]);
uint64_t newvalue;
test_compare(MEMCACHED_SUCCESS, memcached_increment(memc, test_literal_param("incr"), 1, &newvalue));
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_decr_test(memcached_st *memc)
{
test_compare(MEMCACHED_SUCCESS,
memcached_set(memc,
test_literal_param(__func__),
test_literal_param("1"),
time_t(0), uint32_t(0)));
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
unsigned int server_key= memcached_generate_hash(memc,
test_literal_param(__func__));
increment_request_id(&expected_ids[server_key]);
uint64_t newvalue;
test_compare(MEMCACHED_SUCCESS, memcached_decrement(memc,
test_literal_param(__func__),
1, &newvalue));
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_stat_test(memcached_st *memc)
{
memcached_return_t rc;
char args[]= "";
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
memcached_stat_st *rv= memcached_stat(memc, args, &rc);
memcached_stat_free(memc, rv);
test_compare(MEMCACHED_NOT_SUPPORTED, rc);
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_version_test(memcached_st *memc)
{
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
test_compare(MEMCACHED_NOT_SUPPORTED,
memcached_version(memc));
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_get_test(memcached_st *memc)
{
memcached_return_t rc;
size_t vlen;
Expected expected_ids;
get_udp_request_ids(memc, expected_ids);
test_null(memcached_get(memc, test_literal_param("foo"), &vlen, NULL, &rc));
test_compare(MEMCACHED_NOT_SUPPORTED, rc);
return post_udp_op_check(memc, expected_ids);
}
static test_return_t udp_mixed_io_test(memcached_st *memc)
{
test_st mixed_io_ops [] ={
{"udp_set_test", 0,
(test_callback_fn*)udp_set_test},
{"udp_set_too_big_test", 0,
(test_callback_fn*)udp_set_too_big_test},
{"udp_delete_test", 0,
(test_callback_fn*)udp_delete_test},
{"udp_verbosity_test", 0,
(test_callback_fn*)udp_verbosity_test},
{"udp_quit_test", 0,
(test_callback_fn*)udp_quit_test},
#if 0
{"udp_flush_test", 0,
(test_callback_fn*)udp_flush_test},
#endif
{"udp_incr_test", 0,
(test_callback_fn*)udp_incr_test},
{"udp_decr_test", 0,
(test_callback_fn*)udp_decr_test},
{"udp_version_test", 0,
(test_callback_fn*)udp_version_test}
};
for (size_t x= 0; x < 500; x++)
{
test_st current_op= mixed_io_ops[(random() % 8)];
test_compare(TEST_SUCCESS, current_op.test_fn(memc));
}
return TEST_SUCCESS;
}
test_st compatibility_TESTS[] ={
{"version", 0, (test_callback_fn*)version_TEST },
{"version", 0, (test_callback_fn*)verbosity_TEST },
{"memcached_get()", 0, (test_callback_fn*)memcached_get_TEST },
{"memcached_mget_execute_by_key()", 0, (test_callback_fn*)memcached_mget_execute_by_key_TEST },
{"memcached_stat()", 0, (test_callback_fn*)memcached_stat_TEST },
{0, 0, 0}
};
test_st udp_setup_server_tests[] ={
{"set_udp_behavior_test", 0, (test_callback_fn*)set_udp_behavior_test},
{"add_tcp_server_udp_client_test", 0, (test_callback_fn*)add_tcp_server_udp_client_test},
{"add_udp_server_tcp_client_test", 0, (test_callback_fn*)add_udp_server_tcp_client_test},
{0, 0, 0}
};
test_st upd_io_tests[] ={
{"udp_set_test", 0, (test_callback_fn*)udp_set_test},
{"udp_buffered_set_test", 0, (test_callback_fn*)udp_buffered_set_test},
{"udp_set_too_big_test", 0, (test_callback_fn*)udp_set_too_big_test},
{"udp_delete_test", 0, (test_callback_fn*)udp_delete_test},
{"udp_buffered_delete_test", 0, (test_callback_fn*)udp_buffered_delete_test},
{"udp_verbosity_test", 0, (test_callback_fn*)udp_verbosity_test},
{"udp_quit_test", 0, (test_callback_fn*)udp_quit_test},
{"udp_flush_test", 0, (test_callback_fn*)udp_flush_test},
{"udp_incr_test", 0, (test_callback_fn*)udp_incr_test},
{"udp_decr_test", 0, (test_callback_fn*)udp_decr_test},
{"udp_stat_test", 0, (test_callback_fn*)udp_stat_test},
{"udp_version_test", 0, (test_callback_fn*)udp_version_test},
{"udp_get_test", 0, (test_callback_fn*)udp_get_test},
{"udp_mixed_io_test", 0, (test_callback_fn*)udp_mixed_io_test},
{0, 0, 0}
};
collection_st collection[] ={
{"udp_setup", (test_callback_fn*)init_udp, 0, udp_setup_server_tests},
{"compatibility", (test_callback_fn*)init_udp, 0, compatibility_TESTS},
{"udp_io", (test_callback_fn*)init_udp_valgrind, 0, upd_io_tests},
{"udp_binary_io", (test_callback_fn*)binary_init_udp, 0, upd_io_tests},
{0, 0, 0, 0}
};
#include "tests/libmemcached_world.h"
void get_world(libtest::Framework* world)
{
world->collections(collection);
world->create((test_callback_create_fn*)world_create);
world->destroy((test_callback_destroy_fn*)world_destroy);
world->set_runner(new LibmemcachedRunner);
}