Server/Connection:
function Redis_Connect($xmlFile)
{
if (!is_readable($xmlFile)) {
throw new Exception(sprintf('File "%s" does not exits or is not readable.', $xmlFile));
}
$xml = simplexml_load_file($xmlFile, 'SimpleXMLElement', LIBXML_NOCDATA);
/** @noinspection PhpUndefinedFieldInspection */
$host = strval($xml->global->cache->backend_options->server);
/** @noinspection PhpUndefinedFieldInspection */
$port = strval($xml->global->cache->backend_options->port);
/** @noinspection PhpUndefinedFieldInspection */
$db = strval($xml->global->cache->backend_options->database);
if (empty($host)) {
throw new Exception(sprintf('Redis server hostname is not found in "%s".', $xmlFile));
}
if (empty($port)) {
throw new Exception(sprintf('Redis server port is not found in "%s".', $xmlFile));
}
if (!strlen($db)) {
throw new Exception(sprintf('Redis database number is not found in "%s".', $xmlFile));
}
if ('/' == substr($host, 0, 1)) {
// Socket
$server = $host;
} else {
// TCP
$server = sprintf('tcp://%s:%d', $host, $port);
}
$client = new Credis_Client($server);
$client->select($db);
return $client;
}
protected function setUp()
{
$client = new \Credis_Client(self::REDIS_HOST, self::REDIS_PORT);
$client->del('foo');
$client->del('key1');
$client->del('key2');
$this->keyValueStore = new CredisKeyValueStore($client);
}
public function _load($session_id)
{
$host = (string) (Mage::getConfig()->getNode(self::XML_PATH_HOST) ?: '127.0.0.1');
$port = (int) (Mage::getConfig()->getNode(self::XML_PATH_PORT) ?: '6379');
$pass = (string) (Mage::getConfig()->getNode(self::XML_PATH_PASS) ?: '');
$timeout = (double) (Mage::getConfig()->getNode(self::XML_PATH_TIMEOUT) ?: '2.5');
$_redis = new Credis_Client($host, $port, $timeout);
if (!empty($pass)) {
$_redis->auth($pass);
}
$_redis->connect();
// connect to redis
// replace sess_session_id with session id you want to read.
$sessionData = $_redis->hGet('sess_' . $session_id, 'data');
// only data field is relevant to us, uncompress the data
return $sessionData ? $this->_decodeData($sessionData) : false;
}
public function testscan()
{
$this->credis->set('name', 'Jack');
$this->credis->set('age', '33');
$iterator = null;
$result = $this->credis->scan($iterator, 'n*');
$this->assertEquals($iterator, 0);
$this->assertEquals($result, ['name']);
}
/**
* 清楚redis中的所有缓存
*/
public function flush()
{
if ($this->_prefix) {
$keys = $this->_client->keys($this->_prefix);
} else {
$keys = $this->_client->keys("*");
}
foreach ((array) $keys as $k) {
$this->_client->del($k);
}
}
/**
* @param string $id
* @return array
* @throws Exception
*/
public function _inspectSession($id)
{
if (!$this->_useRedis) {
throw new Exception('Not connected to redis!');
}
$sessionId = 'sess_' . $id;
$this->_redis->select($this->_dbNum);
$data = $this->_redis->hGetAll($sessionId);
if ($data && isset($data['data'])) {
$data['data'] = $this->_decodeData($data['data']);
}
return $data;
}
public function testPubsub()
{
$timeout = 2;
$time = time();
$this->credis->setReadTimeout($timeout);
try {
$testCase = $this;
$this->credis->pSubscribe(array('foobar', 'test*'), function ($credis, $pattern, $channel, $message) use($testCase, &$time) {
$time = time();
// Reset timeout
// Test using: redis-cli publish foobar blah
$testCase->assertEquals('blah', $message);
});
$this->fail('pSubscribe should not return.');
} catch (CredisException $e) {
$this->assertEquals($timeout, time() - $time);
if ($this->useStandalone) {
// phpredis does not distinguish between timed out and disconnected
$this->assertEquals($e->getCode(), CredisException::CODE_TIMED_OUT);
} else {
$this->assertEquals($e->getCode(), CredisException::CODE_DISCONNECTED);
}
}
// Perform a new subscription. Client should have either unsubscribed or disconnected
$timeout = 2;
$time = time();
$this->credis->setReadTimeout($timeout);
try {
$testCase = $this;
$this->credis->subscribe('foobar', function ($credis, $channel, $message) use($testCase, &$time) {
$time = time();
// Reset timeout
// Test using: redis-cli publish foobar blah
$testCase->assertEquals('blah', $message);
});
$this->fail('subscribe should not return.');
} catch (CredisException $e) {
$this->assertEquals($timeout, time() - $time);
if ($this->useStandalone) {
// phpredis does not distinguish between timed out and disconnected
$this->assertEquals($e->getCode(), CredisException::CODE_TIMED_OUT);
} else {
$this->assertEquals($e->getCode(), CredisException::CODE_DISCONNECTED);
}
}
}
/**
* @param Credis_Client $masterClient
* @param bool $writeOnly
* @return Credis_Cluster
*/
public function setMasterClient(Credis_Client $masterClient, $writeOnly = false)
{
if (!$masterClient instanceof Credis_Client) {
throw new CredisException('Master client should be an instance of Credis_Client');
}
$this->masterClient = $masterClient;
if (!isset($this->aliases['master'])) {
$this->aliases['master'] = $masterClient;
}
if (!$writeOnly) {
$this->clients[] = $this->masterClient;
for ($replica = 0; $replica <= $this->replicas; $replica++) {
$md5num = hexdec(substr(md5($this->masterClient->getHost() . ':' . $this->masterClient->getHost() . '-' . $replica), 0, 7));
$this->ring[$md5num] = count($this->clients) - 1;
}
$this->nodes = array_keys($this->ring);
}
return $this;
}
/**
* Log a hit or a miss to Redis.
*
* @param string $fullActionName
* @param bool $hit
*/
public function logRequest($fullActionName, $hit)
{
try {
$redis = new Credis_Client($this->config->server, NULL, 0.1);
$redis->pipeline();
if ($this->config->db) {
$redis->select($this->config->db);
}
$redis->incr('diehard:' . ($hit ? 'hit' : 'miss'));
if ($fullActionName && $this->config->is('full_action_name')) {
$redis->incr('diehard:' . $fullActionName . ':' . ($hit ? 'hit' : 'miss'));
}
$redis->exec();
$redis->close();
} catch (Exception $e) {
Mage::log($e->getMessage(), Zend_Log::ERR, 'diehard_counter.log');
}
}
/**
* @return int
*/
public function getPort()
{
return $this->_client->getPort();
}
<?php
$probe_file = "/fb_host_probe.txt";
class Mage
{
public static function throwException($msg)
{
die($msg);
}
}
require "/credis.php";
$redis = new Credis_Client("clusterdata");
require "/varnish.php";
$varnish = new Nexcessnet_Turpentine_Model_Varnish_Admin_Socket(array("host" => "varnish", "auth_secret" => file_get_contents("/varnish.secret")));
// get first VCL (there should be always only one)
$vcl = $varnish->vcl_list();
if ($vcl["code"] != Nexcessnet_Turpentine_Model_Varnish_Admin_Socket::CODE_OK) {
die("Unable to read VCLs from Varnish");
}
$vcl = explode("\n", trim($vcl["text"]))[0];
$vcl = explode(" ", $vcl);
$vcl = $vcl[sizeof($vcl) - 1];
$vcl = $varnish->vcl_show($vcl);
if ($vcl["code"] != Nexcessnet_Turpentine_Model_Varnish_Admin_Socket::CODE_OK) {
die("Unable to read latest VCL from Varnish");
}
$vcl = $vcl["text"];
$vcl = preg_replace("/#AUTOGENERATED_START.*#AUTOGENERATED_END/ms", "#AUTOGENERATED_START\n#AUTOGENERATED_END", $vcl);
$vcl = explode("\n", $vcl);
$apaches = array();
$hosts = array_keys($redis->hGetAll("fb_apache_containers"));
/**
* Write session data to Redis
*
* @param $id
* @param $data
* @param $lifetime
* @throws \Exception
*/
protected function _writeRawSession($id, $data, $lifetime)
{
$sessionId = 'sess_' . $id;
$this->_redis->pipeline()->select($this->_dbNum)->hMSet($sessionId, array('data' => $this->_encodeData($data), 'lock' => 0))->hIncrBy($sessionId, 'writes', 1)->expire($sessionId, min($lifetime, $this->_maxLifetime))->exec();
}
#!/usr/bin/php
<?php
$config = ['git_urls' => ['https://github.com/colinmollenhour/credis.git' => 'credis/'], 'require_once' => ['credis/Client.php', 'credis/Cluster.php', 'credis/Sentinel.php'], 'example' => function () {
$client = new Credis_Client(getenv('REDIS_HOST') ?: '127.0.0.1', getenv('REDIS_PORT') ?: 6379);
$client->set('testme_key', 'testme_val');
$value = $client->get('testme_key');
print ($value == 'testme_val' ? 'OK' : 'ERROR') . PHP_EOL;
}];
if ($return_config) {
return $config;
}
require_once __DIR__ . '/_yf_autoloader.php';
new yf_autoloader($config);
<?php
//version 0.0.1
$mageFilename = '../app/Mage.php';
require_once $mageFilename;
Mage::setIsDeveloperMode(true);
ini_set('display_errors', 1);
umask(0);
Mage::app();
/**
* Set up the redis client
*/
$_redis;
$_redis = new Credis_Client('localhost', 6379, 90, True);
$_redis->select(0) || Zend_Cache::throwException('The redis database could not be selected.');
/**
* Set up the Session Model to help with compression and other misc items.
*/
$session = Mage::getModel('Cm_RedisSession_Model_Session ');
/**
* Get the resource model
*/
$resource = Mage::getSingleton('core/resource');
/**
* Retrieve the read connection
*/
$readConnection = $resource->getConnection('core_read');
// 1. query to order by session_expires, limit N, save last expire time, and session_id
// 2. modify query with where session_expires >= last expire time, and session_id != session_id
$exptime = 0;
$lastid = 'NONE';
/**
* Required to pass unit tests
*
* @param string $id
* @return void
*/
public function ___expire($id)
{
$this->_redis->del(self::PREFIX_KEY . $id);
}
/**
* Get databases that exist in Redis instance
*
* @param Credis_Client|Redis $redis
* @return array
*/
public static function getDatabases($redis)
{
return array_map(function ($db) {
return (int) substr($db, 2);
}, preg_grep("/^db[0-9]+\$/", array_keys($redis->info())));
}
/**
* Perform an auto-failover which will re-elect another master and make the current master a slave
* @param string $name
* @return mixed
*/
public function failover($name)
{
return $this->_client->sentinel('failover', $name);
}
public function testForceStandAloneAfterEstablishedConnection()
{
$this->credis->connect();
$this->setExpectedException('CredisException', 'Cannot force Credis_Client to use standalone PHP driver after a connection has already been established.');
$this->credis->forceStandalone();
}
public function testServer()
{
$this->assertArrayHasKey('used_memory', $this->credis->info());
$this->assertArrayHasKey('maxmemory', $this->credis->config('GET', 'maxmemory'));
}
/**
* {@inheritdoc}
*/
public function measure($variable, $value)
{
$this->credis_client->set($variable, $value);
}
<?php
//version 0.0.1
$mageFilename = '../app/Mage.php';
require_once $mageFilename;
Mage::setIsDeveloperMode(true);
ini_set('display_errors', 1);
umask(0);
Mage::app();
define('PREFIX', 'PHPREDIS_SESSION:');
/**
* Set up the redis client
*/
$_redis;
$_redis = new Credis_Client('localhost', 6379, 90, True);
$_redis->select(0) || Zend_Cache::throwException('The redis database could not be selected.');
/**
* Get the resource model
*/
$resource = Mage::getSingleton('core/resource');
/**
* Retrieve the read connection
*/
$readConnection = $resource->getConnection('core_read');
// 1. query to order by session_expires, limit N, save last expire time, and session_id
// 2. modify query with where session_expires >= last expire time, and session_id != session_id
$exptime = 0;
$lastid = 'NONE';
$batchlimit = 100;
do {
//$query = 'SELECT session_id, session_expires, session_data FROM ' . $resource->getTableName('core/session').
$user = json_decode($redis->get($key), true);
if (empty($user)) {
return 'Invalid user.';
}
return 'Welcome ' . json_encode($user);
});
$app->get('/auth/callback', function (Request $request) use($app) {
$payload = array('client_id' => clientId(), 'client_secret' => clientSecret(), 'redirect_uri' => callbackUrl(), 'grant_type' => 'authorization_code', 'code' => $request->get('code'), 'scope' => $request->get('scope'), 'context' => $request->get('context'));
$client = new Client(bcAuthService());
$req = $client->post('/oauth2/token', array(), $payload, array('exceptions' => false));
$resp = $req->send();
if ($resp->getStatusCode() == 200) {
$data = $resp->json();
list($context, $storeHash) = explode('/', $data['context'], 2);
$key = getUserKey($storeHash, $data['user']['email']);
$redis = new Credis_Client('localhost');
$redis->set($key, json_encode($data['user'], true));
return 'Hello ' . json_encode($data);
} else {
return 'Something went wrong... [' . $resp->getStatusCode() . '] ' . $resp->getBody();
}
});
function verifySignedRequest($signedRequest)
{
list($encodedData, $encodedSignature) = explode('.', $signedRequest, 2);
// decode the data
$signature = base64_decode($encodedSignature);
$jsonStr = base64_decode($encodedData);
$data = json_decode($jsonStr, true);
// confirm the signature
$expectedSignature = hash_hmac('sha256', $jsonStr, clientSecret(), $raw = false);
/**
* Public for testing/inspection purposes only.
*
* @param $forceStandalone
* @return \Credis_Client
*/
public function _redisClient($forceStandalone)
{
if ($forceStandalone) {
$this->_redis->forceStandalone();
}
if ($this->_dbNum) {
$this->_redis->select($this->_dbNum);
}
return $this->_redis;
}
public function testServer()
{
$this->assertTrue(array_key_exists('used_memory', $this->credis->info()));
$this->assertTrue(array_key_exists('maxmemory', $this->credis->config('GET', 'maxmemory')));
}