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#include "swarmkv/swarmkv.h"
#include "test_utils.h"
#include "log.h"
#include <gtest/gtest.h>
#include <string.h>
#include <pthread.h>
#include <asm/errno.h>
#include <sys/syscall.h>
#include <unistd.h>
#include <uuid/uuid.h>
#include <time.h>
#define SCALABLE_MAX_KEY 1000000
long long g_cmd_success;
long long g_cmd_failed;
long long g_cmd_wait_us;
struct cmd_exec_arg *g_signal;
struct scalable_result_ctx
{
int success;
int failed;
struct swarmkv_reply expected_reply;
struct timespec start_time;
struct timeval request_start_time;
};
struct scalable_result_ctx* scalable_result_ctx_new(void)
{
struct scalable_result_ctx* cb_arg=(struct scalable_result_ctx*)calloc(sizeof(struct scalable_result_ctx), 1);
cb_arg->success=0;
cb_arg->failed=0;
return cb_arg;
}
void swarmkv_scalable_expect_OK(struct scalable_result_ctx* arg)
{
arg->expected_reply.type=SWARMKV_REPLY_STATUS;
if(arg->expected_reply.str)
{
free(arg->expected_reply.str);
arg->expected_reply.str=NULL;
}
arg->expected_reply.str=strdup("OK");
arg->expected_reply.len=2;
}
void swarmkv_scalable_expect_cstring(struct scalable_result_ctx* arg, const char* string)
{
arg->expected_reply.type=SWARMKV_REPLY_STRING;
if(arg->expected_reply.str)
{
free(arg->expected_reply.str);
arg->expected_reply.str=NULL;
}
arg->expected_reply.str=strdup(string);
arg->expected_reply.len=strlen(string);
}
void scalable_gather_result_callback(const struct swarmkv_reply* reply, void * cb_arg)
{
struct timeval end_time;
long long jiffies_us=0;
struct scalable_result_ctx *scalable_ctx=(struct scalable_result_ctx *)cb_arg;
if(0==reply_compare(reply, &(scalable_ctx->expected_reply)))
{
g_cmd_success++;
}
else
{
g_cmd_failed++;
}
gettimeofday(&(end_time), NULL);
jiffies_us = (end_time.tv_sec - scalable_ctx->request_start_time.tv_sec) * 1000 * 1000 + (end_time.tv_usec - scalable_ctx->request_start_time.tv_usec);
g_cmd_wait_us +=jiffies_us;
free(scalable_ctx);
scalable_ctx=NULL;
if(g_cmd_failed+g_cmd_success==SCALABLE_MAX_KEY)
{
cmd_exec_arg_success(g_signal);
}
return;
}
void *scalable_worker_thread(void *thread_arg)
{
char value[256]={0};
struct scalable_result_ctx *scalable_ctx=NULL;
printf("Scalable Work thread Start\n");
uuid_t uuid;
char uuid_str[36];
struct swarmkv *db=(struct swarmkv *)thread_arg;
uuid_generate(uuid);
uuid_unparse_lower(uuid, uuid_str);
g_cmd_wait_us=0;
g_cmd_success=0;
long long cmd_rate = 20000;
long long cmd_cnt=0, cmd_cnt_of_this_second=0;
long long latency_ms=0, async_finished=0;
struct timeval now, last, global_start, global_end;
long long last_cmd_wait_us=0, last_cmd_success=0, last_cmd_failed=0;
g_signal=cmd_exec_arg_new();
void cmd_exec_arg_set_cb(struct cmd_exec_arg *arg, proc_result_callback_t *cb, void* cb_arg);
gettimeofday(&global_start, NULL);
// while(cmd_cnt<SCALABLE_MAX_KEY)
while(1)
{
snprintf(value, sizeof(value), "scalable-value-%lld", cmd_cnt%SCALABLE_MAX_KEY);
scalable_ctx=scalable_result_ctx_new();
gettimeofday(&scalable_ctx->request_start_time, NULL);
swarmkv_scalable_expect_cstring(scalable_ctx, value);
swarmkv_async_command(db, scalable_gather_result_callback, scalable_ctx,
"GET scalable-key-%lld", cmd_cnt%SCALABLE_MAX_KEY);
cmd_cnt++;
cmd_cnt_of_this_second++;
if(cmd_cnt_of_this_second==cmd_rate)
{
gettimeofday(&now, NULL);
async_finished=g_cmd_success-last_cmd_success+g_cmd_failed-last_cmd_failed;
latency_ms=(g_cmd_wait_us-last_cmd_wait_us)/async_finished/1000;
printf("Async execute %lld commands, %lld success, %lld failed, %lld cmd/s, per-command latency %lld ms\n",
cmd_cnt_of_this_second, g_cmd_success, g_cmd_failed,
async_finished/((now.tv_sec - last.tv_sec)==0?1:(now.tv_sec - last.tv_sec)),
latency_ms);
gettimeofday(&last, NULL);
last_cmd_failed=g_cmd_failed;
last_cmd_success=g_cmd_success;
last_cmd_wait_us=g_cmd_wait_us;
usleep(1000*1000-now.tv_usec);
if(latency_ms<450)
{
cmd_rate+=1000;
}
else if(latency_ms>500)
{
cmd_rate-=4000;
}
if(cmd_rate<=0) cmd_rate=1000;
cmd_cnt_of_this_second=0;
}
}
cmd_exec_arg_wait(g_signal, 1000*1000);
cmd_exec_arg_free(g_signal);
gettimeofday(&global_end, NULL);
int *success=ALLOC(int, 1);
*success=1;
return success;
}
TEST(Scalability, MultiThreads)
{
char *err=NULL;
int worker_thread_number=1;
const char *log_path="./scalability-test.log";
struct log_handle * logger=log_handle_create(log_path, 0);
const char *cluster_name="demo";
struct swarmkv_options *opts=swarmkv_options_new();
swarmkv_options_set_dryrun(opts);
swarmkv_options_set_cluster_port(opts, 5212);
swarmkv_options_set_health_check_port(opts, 6212);
swarmkv_options_set_logger(opts, logger);
swarmkv_options_set_worker_thread_number(opts, 2);
swarmkv_options_set_cluster_timeout_us(opts, 500*1000);
struct swarmkv *db=swarmkv_open(opts, cluster_name, &err);
if(err)
{
printf("swarmkv_open instance failed: %s\n", err);
free(err);
err=NULL;
}
int i=0;
pthread_t threads[worker_thread_number];
for(i=0; i<worker_thread_number; i++)
{
pthread_create(&(threads[i]), NULL, scalable_worker_thread, db);
}
sleep(100);
int *successful_scalable_worker_thread=NULL;
for(i=0; i<worker_thread_number; i++)
{
pthread_join(threads[i], (void**)&successful_scalable_worker_thread);
EXPECT_EQ(*successful_scalable_worker_thread, 1);
*successful_scalable_worker_thread=0;
free(successful_scalable_worker_thread);
successful_scalable_worker_thread=NULL;
}
swarmkv_close(db);
log_handle_destroy(logger);
}
int main(int argc, char ** argv)
{
int ret=0;
::testing::InitGoogleTest(&argc, argv);
ret=RUN_ALL_TESTS();
return ret;
}
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