acl/lib_fiber/samples/http_request_manager/http_thread.cpp

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#include "stdafx.h"
#include "http_thread.h"
static acl::atomic_long __count = 0;
double http_thread::stamp_sub(const struct timeval *from,
const struct timeval *sub_by)
{
struct timeval res;
memcpy(&res, from, sizeof(struct timeval));
res.tv_usec -= sub_by->tv_usec;
if (res.tv_usec < 0) {
--res.tv_sec;
res.tv_usec += 1000000;
}
res.tv_sec -= sub_by->tv_sec;
return (res.tv_sec * 1000.0 + res.tv_usec/1000.0);
}
static bool http_request(acl::http_request_pool& pool)
{
acl::http_guard guard(pool);
acl::http_request* conn = (acl::http_request*) guard.peek();
if (conn == NULL) {
printf("peek connection error\r\n");
return false;
}
acl::http_header& header = conn->request_header();
header.set_url("/")
.set_keep_alive(true)
.accept_gzip(true);
header.set_host(pool.get_addr());
if (!conn->request(NULL, 0)) {
printf("send request failed!\r\n");
return false;
}
acl::string body;
if (!conn->get_body(body)) {
return false;
}
//printf("[%s]\r\n", body.c_str());
printf("read body=%ld\r\n", (long) body.size());
return true;
}
void http_thread::fiber_http(ACL_FIBER *, void *ctx)
{
http_thread* thread = (http_thread*) ctx;
acl::connect_manager *cluster = &thread->get_cluster();
int oper_count = thread->get_oper_count();
int i = 0;
struct timeval last, now;
gettimeofday(&last, NULL);
for (; i < oper_count; i++) {
acl::http_request_pool* pool =
(acl::http_request_pool*) cluster->peek();
assert(pool);
http_request(*pool);
}
gettimeofday(&now, NULL);
double spent = stamp_sub(&now, &last);
long long n = ++__count;
printf("---set spent %.2f ms, count %d, speed: %.2f, count=%lld----\r\n",
spent, i, (i * 1000) / (spent > 0 ? spent : 1), n);
thread->fiber_dec(i);
}
http_thread::http_thread(const char* addr, int conn_timeout, int rw_timeout,
int fibers_max, int stack_size, int oper_count)
: addr_(addr)
, conn_timeout_(conn_timeout)
, rw_timeout_(rw_timeout)
, fibers_max_(fibers_max)
, fibers_cnt_(fibers_max)
, stack_size_(stack_size)
, oper_count_(oper_count)
{
printf("addr: %s\r\n", addr_.c_str());
cluster_internal_ = new acl::http_request_manager;
cluster_ = cluster_internal_;
cluster_->set(addr_.c_str(), 0, conn_timeout_, rw_timeout_);
}
http_thread::http_thread(acl::http_request_manager& cluster,
int fibers_max, int stack_size, int oper_count)
: fibers_max_(fibers_max)
, fibers_cnt_(fibers_max)
, stack_size_(stack_size)
, oper_count_(oper_count)
, cluster_(&cluster)
, cluster_internal_(NULL)
{
}
http_thread::~http_thread(void)
{
delete cluster_internal_;
}
void* http_thread::run(void)
{
gettimeofday(&begin_, NULL);
for (int i = 0; i < fibers_max_; i++) {
acl_fiber_create(fiber_http, this, stack_size_);
}
acl_fiber_schedule();
return NULL;
}
void http_thread::fiber_dec(int cnt)
{
if (--fibers_cnt_ > 0) {
return;
}
struct timeval end;
long long total = fibers_max_ * cnt * 3;
gettimeofday(&end, NULL);
double spent = stamp_sub(&end, &begin_);
printf("fibers: %d, count: %lld, spent: %.2f, speed: %.2f\r\n",
fibers_max_, total, spent,
(total * 1000) / (spent > 0 ? spent : 1));
// acl_fiber_schedule_stop();
}