libfastcommon/src/tests/test_fast_buffer.c

332 lines
11 KiB
C

/*
* Copyright (c) 2020 YuQing <384681@qq.com>
*
* This program is free software: you can use, redistribute, and/or modify
* it under the terms of the Lesser GNU General Public License, version 3
* or later ("LGPL"), as published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* You should have received a copy of the Lesser GNU General Public License
* along with this program. If not, see <https://www.gnu.org/licenses/>.
*/
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <math.h>
#include <time.h>
#include <inttypes.h>
#include <sys/types.h>
#include <sys/time.h>
#include <sys/stat.h>
#include "fastcommon/logger.h"
#include "fastcommon/fast_buffer.h"
#include "fastcommon/sched_thread.h"
typedef enum {
TEST_TYPE_NONE = 0,
TEST_TYPE_ITOA,
TEST_TYPE_FTOA,
TEST_TYPE_INT2HEX,
TEST_TYPE_APPEND
} TestType;
typedef enum {
DA_SLICE_TYPE_FILE = 'F', /* in file slice */
DA_SLICE_TYPE_CACHE = 'C', /* in memory cache */
DA_SLICE_TYPE_ALLOC = 'A' /* allocate slice (index and space allocate only) */
} DASliceType;
typedef struct {
int64_t version;
uint64_t trunk_id; //0 for not inited
uint32_t length; //data length
uint32_t offset; //space offset
uint32_t size; //space size
} DAPieceFieldStorage;
typedef struct {
int64_t version; //for stable sort only
uint64_t oid; //object ID
uint64_t fid; //field ID (key)
uint32_t extra; //such as slice offset
char op_type;
DASliceType slice_type;
DAPieceFieldStorage storage;
} DATrunkSpaceLogRecord;
static inline void log_pack_by_append(const DATrunkSpaceLogRecord
*record, FastBuffer *buffer, const bool have_extra_field)
{
fast_buffer_append_int64(buffer, (uint32_t)g_current_time);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_int64(buffer, record->storage.version);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_int64(buffer, record->oid);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_int64(buffer, record->fid);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_char(buffer, record->op_type);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_int64(buffer, record->storage.trunk_id);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_int64(buffer, record->storage.length);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_int64(buffer, record->storage.offset);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_int64(buffer, record->storage.size);
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_char(buffer, record->slice_type);
if (have_extra_field) {
fast_buffer_append_char(buffer, ' ');
fast_buffer_append_char(buffer, record->extra);
fast_buffer_append_char(buffer, '\n');
} else {
fast_buffer_append_char(buffer, '\n');
}
}
static inline void log_pack_by_sprintf(const DATrunkSpaceLogRecord
*record, FastBuffer *buffer, const bool have_extra_field)
{
buffer->length += sprintf(buffer->data + buffer->length,
"%u %"PRId64" %"PRId64" %"PRId64" %c %"PRId64" %u %u %u %c",
(uint32_t)g_current_time, record->storage.version,
record->oid, record->fid, record->op_type,
record->storage.trunk_id, record->storage.length,
record->storage.offset, record->storage.size,
record->slice_type);
if (have_extra_field) {
buffer->length += sprintf(buffer->data + buffer->length,
" %u\n", record->extra);
} else {
*(buffer->data + buffer->length++) = '\n';
}
}
#define BINLOG_FILENAME_PREFIX_STR "binlog."
#define BINLOG_FILENAME_PREFIX_LEN (sizeof(BINLOG_FILENAME_PREFIX_STR) - 1)
static inline int cache_binlog_filename_by_sprintf(
const char *data_path, const char *subdir_name,
const uint32_t subdirs, const uint64_t id,
char *full_filename, const int size)
{
int path_index;
path_index = id % subdirs;
return sprintf(full_filename, "%s/%s/%02X/%02X/%s%08"PRIX64,
data_path, subdir_name, path_index, path_index,
BINLOG_FILENAME_PREFIX_STR, id);
}
static inline int cache_binlog_filename_by_append(
const char *data_path, const char *subdir_name,
const uint32_t subdirs, const uint64_t id,
char *full_filename, const int size)
{
int path_index;
int path_len;
int subdir_len;
char *p;
path_index = id % subdirs;
path_len = strlen(data_path);
subdir_len = strlen(subdir_name);
p = full_filename;
memcpy(p, data_path, path_len);
p += path_len;
*p++ = '/';
memcpy(p, subdir_name, subdir_len);
p += subdir_len;
*p++ = '/';
*p++ = g_upper_hex_chars[(path_index >> 4) & 0x0F];
*p++ = g_upper_hex_chars[path_index & 0x0F];
*p++ = '/';
*p++ = g_upper_hex_chars[(path_index >> 4) & 0x0F];
*p++ = g_upper_hex_chars[path_index & 0x0F];
*p++ = '/';
memcpy(p, BINLOG_FILENAME_PREFIX_STR, BINLOG_FILENAME_PREFIX_LEN);
p += BINLOG_FILENAME_PREFIX_LEN;
if (id <= UINT32_MAX) {
p += int2HEX(id, p, 8);
} else {
p += long2HEX(id, p, 8);
}
return p - full_filename;
}
static void usage(const char *program)
{
fprintf(stderr, "Usage: %s [-t {itoa | ftoa | int2hex | append | all}]\n",
program);
}
int main(int argc, char *argv[])
{
const bool binary_mode = true;
const bool check_capacity = false;
const bool have_extra_field = false;
const int LOOP = 10 * 1000 * 1000;
const char *data_path = "/opt/fastcfs/fdir/data";
const char *subdir_name = "binlog";
const uint32_t subdirs = 256;
int result;
TestType test_type = TEST_TYPE_ITOA;
TestType type_start;
TestType type_last;
uint64_t id = 123456;
double d = 123.456;
int ch;
int i;
int len;
int64_t start_time_us;
int convert_time_us;
int sprintf_time_us;
double ratio;
FastBuffer buffer;
DATrunkSpaceLogRecord record;
char full_filename1[PATH_MAX];
char full_filename2[PATH_MAX];
char buff[32] = {0};
char *caption;
log_init();
g_current_time = time(NULL);
if ((result=fast_buffer_init_ex(&buffer, 256,
binary_mode, check_capacity)) != 0)
{
return result;
}
type_start = type_last = TEST_TYPE_ITOA;
while ((ch=getopt(argc, argv, "ht:")) != -1) {
switch (ch) {
case 'h':
usage(argv[0]);
return 0;
case 't':
if (strcasecmp(optarg, "itoa") == 0) {
type_start = type_last = TEST_TYPE_ITOA;
} else if (strcasecmp(optarg, "ftoa") == 0) {
type_start = type_last = TEST_TYPE_FTOA;
} else if (strcasecmp(optarg, "int2hex") == 0) {
type_start = type_last = TEST_TYPE_INT2HEX;
} else if (strcasecmp(optarg, "append") == 0) {
type_start = type_last = TEST_TYPE_APPEND;
} else if (strcasecmp(optarg, "all") == 0) {
type_start = TEST_TYPE_ITOA;
type_last = TEST_TYPE_APPEND;
} else {
fprintf(stderr, "invalid type: %s\n", optarg);
return EINVAL;
}
break;
default:
usage(argv[0]);
return EINVAL;
}
}
for (test_type=type_start; test_type<=type_last; test_type++) {
if (test_type == TEST_TYPE_APPEND) {
memset(&record, 0, sizeof(record));
record.op_type = 'C';
record.slice_type = DA_SLICE_TYPE_FILE;
record.storage.version = 1111;
record.oid = 9007211709265131LL;
record.fid = 0;
record.storage.trunk_id = 61;
record.storage.length = 62;
record.storage.offset = 12345;
record.storage.size = 64;
}
start_time_us = get_current_time_us();
for (i=0; i<LOOP; i++) {
switch (test_type) {
case TEST_TYPE_APPEND:
cache_binlog_filename_by_sprintf(data_path, subdir_name,
subdirs, ++id, full_filename1, sizeof(full_filename1));
fast_buffer_reset(&buffer);
log_pack_by_sprintf(&record, &buffer, have_extra_field);
break;
case TEST_TYPE_ITOA:
sprintf(buff, "%"PRId64, id);
break;
case TEST_TYPE_FTOA:
sprintf(buff, "%.2f", d);
break;
case TEST_TYPE_INT2HEX:
sprintf(buff, "%x", (int)id);
break;
default:
break;
}
}
sprintf_time_us = (get_current_time_us() - start_time_us);
start_time_us = get_current_time_us();
for (i=0; i<LOOP; i++) {
switch (test_type) {
case TEST_TYPE_APPEND:
cache_binlog_filename_by_append(data_path, subdir_name,
subdirs, ++id, full_filename2, sizeof(full_filename2));
fast_buffer_reset(&buffer);
log_pack_by_append(&record, &buffer, have_extra_field);
break;
case TEST_TYPE_ITOA:
len = fc_itoa(id, buff);
*(buff + len) = '\0';
break;
case TEST_TYPE_FTOA:
len = fc_ftoa(d, 2, buff);
*(buff + len) = '\0';
break;
case TEST_TYPE_INT2HEX:
int2hex(id, buff, 0);
break;
default:
break;
}
}
convert_time_us = (get_current_time_us() - start_time_us);
if (convert_time_us > 0) {
ratio = (double)sprintf_time_us / (double)convert_time_us;
} else {
ratio = 1.0;
}
switch (test_type) {
case TEST_TYPE_ITOA:
caption = "itoa";
break;
case TEST_TYPE_FTOA:
caption = "ftoa";
break;
case TEST_TYPE_INT2HEX:
caption = "int2hex";
break;
case TEST_TYPE_APPEND:
caption = "append";
break;
default:
caption = "unkown";
break;
}
printf("sprintf time: %d ms, %s time: %d ms, "
"sprintf time / %s time: %d%%\n",
sprintf_time_us / 1000, caption, convert_time_us / 1000,
caption, (int)(ratio * 100.00));
}
fast_buffer_destroy(&buffer);
return 0;
}