public function updateUserAction($yacPrefix, $key)
{
$yac = new Yac($yacPrefix);
$ret = $yac->get($key);
// Q: Does ttl expired key flushed or not?
$user = new User();
$user->name = $ret['param']['name'];
$user->department = $ret['param']['department'];
$success = $user->save();
if ($success) {
unset($user);
// echo "Thanks for registering!\r\n";
} else {
echo "Sorry, {$yacPrefix}:::::::{$key} \r\n";
foreach ($user->getMessages() as $message) {
echo $message->getMessage(), "\r\n";
}
}
if (!$ret) {
var_export(array($key, $ret));
echo "\r\n";
}
$yac->delete($key);
return true;
// $arr = unserialize($ret);
// return array("heihei"=>$ret,"ret2"=>$ret2);
}
public function get_recommend()
{
$result = [];
//从php.ini获取是否使用yac
//empty: 不是null且不是0
if (!empty(ini_get('yac.enable'))) {
$yac = new Yac("zw");
$recommended = $yac->get("recommended_articles");
if (empty($recommended)) {
$recommended = $this->article->get_recommended_articles();
$yac->set("recommended_articles", $recommended);
}
$banner = $yac->get('banner');
if (empty($banner)) {
$banner = $this->article->get_banner_articles();
$yac->set('banner', $banner);
}
} else {
$recommended = $this->article->get_recommended_articles();
$banner = $this->article->get_banner_articles();
}
$result['recommend'] = $recommended;
$result['banner'] = $banner;
header("Access-Control-Allow-Origin: *");
$this->output->set_content_type('application/json');
$this->output->set_output(json_encode($result));
}
public function autoAction()
{
//注意：需要安装yac扩展，用于存储共享变量，下面的实例作为高并发计数器
$yac = new Yac();
$count = $yac->get('zqf');
if (!$count) {
$yac->set('zqf', 1);
} else {
$yac->set('zqf', $count + 0.5);
}
echo $count;
exit;
}
public function indexAction($yacPrefix, $key)
{
$yac = new Yac($yacPrefix);
$ret = $yac->get($key);
// Q: Does ttl expired key flushed or not?
$ret2 = User::find()->toArray();
// $arr = unserialize($ret);
if (!$ret) {
var_export(array($key, $ret));
echo "\r\n";
}
$yac->delete($key);
return array("heihei" => $ret2);
}
private function cacheGet($cache_key)
{
if (class_exists('Yac')) {
$yac = new \Yac();
$addr = $yac->get($cache_key);
if (is_array($addr)) {
return $addr;
}
} else {
if (function_exists('apc_fetch')) {
$addr = apc_fetch($cache_key);
if (is_array($addr)) {
return $addr;
}
}
}
return null;
}
<?php
// MurmurHash :
// 双散列法 :
// 共享内存 :
//
$yac = new Yac();
for ($i = 0; $i < 1000; $i++) {
$key = "xxx" . rand(1, 10000);
$value = str_repeat("x", rand(1, 10000));
if (!$yac->set($key, $value)) {
var_dump("write " . $i);
}
if ($value != ($new = $yac->get($key))) {
var_dump("read " . $i);
}
}
var_dump($i);
public static function getData($key)
{
$yac = new Yac();
$result = $yac->get($key);
return $result;
}
<?php
/*
* we used the following set:
* yac.keys_memory_size => 128M => 128M
* yac.values_memory_size => 1G => 1G
* and put this under document root, run with ab -c 100
*/
$loop_count = 100;
$yac = new Yac("yac_test");
for ($i = 0; $i < $loop_count; $i++) {
$n = mt_rand(1, 100000000);
$key = "key-" . $n;
$value = array_fill(0, 100, $n);
if (!$yac->set($key, $value)) {
error_log("Set error: " . "key=" . $key);
}
$testvalue = $yac->get($key);
if ($testvalue === false) {
/* this is not error */
error_log("yac warning: " . "key=" . $key . " Not_found\n");
} else {
if ($testvalue !== $value) {
error_log("yac error: " . "key=" . $key . " Changed. <" . var_export($testvalue, 1) . "> should be <" . var_export($value, 1) . ">\n");
}
}
}
