Browse Source

SSDB异常捕获

master
weigang 5 years ago
parent
commit
bb4ead3b49
  1. 44
      app/Commons/Log.php
  2. 561
      app/Libs/SSDB.php
  3. 24
      app/Libs/SSDBException.php
  4. 23
      app/Libs/SSDBTimeoutException.php
  5. 37
      app/Libs/SSDB_Response.php
  6. 599
      app/Libs/SimpleSSDB.php

44
app/Commons/Log.php

@ -72,7 +72,49 @@ class Log
//var_dump(json_encode($pushDatas) );
});
}
public function eventInTask($labels=null,$datas){
$client = $this->getClient();
$kv = [];
foreach ($datas as $key => $value) {
$kv[] = $key."=".$value;
}
$pushLabels = [];
$event_name = 'event_'.env('APP_ENV');
if(!empty($labels)) $pushLabels[$event_name] = $labels;
/*
* data format:
curl -v -H "Content-Type: application/json" -XPOST -s "http://39.96.12.39:3100/loki/api/v1/push" --data-raw \
'{"streams": [{ "stream": { "foo": "bar2" }, "values": [ [ "1596274538882028800", "fizzbuzz" ] ] }]}'
*/
$ts = $this->getMsecTime() . '000000';
$datas = implode("&",$kv);
$values = [[$ts,$datas]];
$app_name = env('APP_NAME').'_'.env('APP_ENV');
$pushLabels['app']= $app_name;
$pushDatas = [
'streams'=>[
[
'stream'=>$pushLabels,
'values'=>$values,
]
]
];
$client->post(
env('LOG_HOST','http://39.96.12.39:3100').'/loki/api/v1/push',
[
'headers'=>[
'Content-Type'=>'application/json'
],
'body' => json_encode($pushDatas)
]
);
//var_dump(json_encode($pushDatas) );
}
public function push($datas){
$this->event(null,$datas);

561
app/Libs/SSDB.php

@ -0,0 +1,561 @@
<?php
namespace App\Libs;
use Exception;
// Depricated, use SimpleSSDB instead!
class SSDB
{
private $debug = false;
public $sock = null;
private $_closed = false;
private $recv_buf = '';
private $_easy = false;
public $last_resp = null;
function __construct($host, $port, $timeout_ms=2000){
$timeout_f = (float)$timeout_ms/1000;
$this->sock = @stream_socket_client("$host:$port", $errno, $errstr, $timeout_f);
if(!$this->sock){
$jsonMsg = json_encode(['errno' => $errno, 'errstr' => $errstr, 'host' => $host, 'port' => $port]);
throw new SSDBException($jsonMsg);
}
$timeout_sec = intval($timeout_ms/1000);
$timeout_usec = ($timeout_ms - $timeout_sec * 1000) * 1000;
@stream_set_timeout($this->sock, $timeout_sec, $timeout_usec);
if(function_exists('stream_set_chunk_size')){
@stream_set_chunk_size($this->sock, 1024 * 1024);
}
}
function set_timeout($timeout_ms){
$timeout_sec = intval($timeout_ms/1000);
$timeout_usec = ($timeout_ms - $timeout_sec * 1000) * 1000;
@stream_set_timeout($this->sock, $timeout_sec, $timeout_usec);
}
/**
* After this method invoked with yesno=true, all requesting methods
* will not return a SSDB_Response object.
* And some certain methods like get/zget will return false
* when response is not ok(not_found, etc)
*/
function easy(){
$this->_easy = true;
}
function close(){
if(!$this->_closed){
@fclose($this->sock);
$this->_closed = true;
$this->sock = null;
}
}
function closed(){
return $this->_closed;
}
private $batch_mode = false;
private $batch_cmds = array();
function batch(){
$this->batch_mode = true;
$this->batch_cmds = array();
return $this;
}
function multi(){
return $this->batch();
}
function exec(){
$ret = array();
foreach($this->batch_cmds as $op){
list($cmd, $params) = $op;
$this->send_req($cmd, $params);
}
foreach($this->batch_cmds as $op){
list($cmd, $params) = $op;
$resp = $this->recv_resp($cmd, $params);
$resp = $this->check_easy_resp($cmd, $resp);
$ret[] = $resp;
}
$this->batch_mode = false;
$this->batch_cmds = array();
return $ret;
}
function request(){
$args = func_get_args();
$cmd = array_shift($args);
return $this->__call($cmd, $args);
}
private $async_auth_password = null;
function auth($password){
$this->async_auth_password = $password;
return null;
}
function __call($cmd, $params=array()){
$cmd = strtolower($cmd);
if($this->async_auth_password !== null){
$pass = $this->async_auth_password;
$this->async_auth_password = null;
$auth = $this->__call('auth', array($pass));
if($auth !== true){
throw new SSDBException("Authentication failed");
}
}
if($this->batch_mode){
$this->batch_cmds[] = array($cmd, $params);
return $this;
}
try{
if($this->send_req($cmd, $params) === false){
$resp = new SSDB_Response('error', 'send error');
}else{
$resp = $this->recv_resp($cmd, $params);
}
}catch(SSDBException $e){
if($this->_easy){
throw $e;
}else{
$resp = new SSDB_Response('error', $e->getMessage());
}
}
if($resp->code == 'noauth'){
$msg = $resp->message;
throw new SSDBException($msg);
}
$resp = $this->check_easy_resp($cmd, $resp);
return $resp;
}
private function check_easy_resp($cmd, $resp){
$this->last_resp = $resp;
if($this->_easy){
if($resp->not_found()){
return NULL;
}else if(!$resp->ok() && !is_array($resp->data)){
return false;
}else{
return $resp->data;
}
}else{
$resp->cmd = $cmd;
return $resp;
}
}
function multi_set($kvs=array()){
$args = array();
foreach($kvs as $k=>$v){
$args[] = $k;
$args[] = $v;
}
return $this->__call(__FUNCTION__, $args);
}
function multi_hset($name, $kvs=array()){
$args = array($name);
foreach($kvs as $k=>$v){
$args[] = $k;
$args[] = $v;
}
return $this->__call(__FUNCTION__, $args);
}
function multi_zset($name, $kvs=array()){
$args = array($name);
foreach($kvs as $k=>$v){
$args[] = $k;
$args[] = $v;
}
return $this->__call(__FUNCTION__, $args);
}
function incr($key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function decr($key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function zincr($name, $key, $score=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function zdecr($name, $key, $score=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function zadd($key, $score, $value){
$args = array($key, $value, $score);
return $this->__call('zset', $args);
}
function zRevRank($name, $key){
$args = func_get_args();
return $this->__call("zrrank", $args);
}
function zRevRange($name, $offset, $limit){
$args = func_get_args();
return $this->__call("zrrange", $args);
}
function hincr($name, $key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function hdecr($name, $key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
private function send_req($cmd, $params){
$req = array($cmd);
foreach($params as $p){
if(is_array($p)){
$req = array_merge($req, $p);
}else{
$req[] = $p;
}
}
return $this->send($req);
}
private function recv_resp($cmd, $params){
$resp = $this->recv();
if($resp === false){
return new SSDB_Response('error', 'Unknown error');
}else if(!$resp){
return new SSDB_Response('disconnected', 'Connection closed');
}
if($resp[0] == 'noauth'){
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
switch($cmd){
case 'dbsize':
case 'ping':
case 'qset':
case 'getbit':
case 'setbit':
case 'countbit':
case 'strlen':
case 'set':
case 'setx':
case 'setnx':
case 'zset':
case 'hset':
case 'qpush':
case 'qpush_front':
case 'qpush_back':
case 'qtrim_front':
case 'qtrim_back':
case 'del':
case 'zdel':
case 'hdel':
case 'hsize':
case 'zsize':
case 'qsize':
case 'hclear':
case 'zclear':
case 'qclear':
case 'multi_set':
case 'multi_del':
case 'multi_hset':
case 'multi_hdel':
case 'multi_zset':
case 'multi_zdel':
case 'incr':
case 'decr':
case 'zincr':
case 'zdecr':
case 'hincr':
case 'hdecr':
case 'zget':
case 'zrank':
case 'zrrank':
case 'zcount':
case 'zsum':
case 'zremrangebyrank':
case 'zremrangebyscore':
case 'ttl':
case 'expire':
if($resp[0] == 'ok'){
$val = isset($resp[1])? intval($resp[1]) : 0;
return new SSDB_Response($resp[0], $val);
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
case 'zavg':
if($resp[0] == 'ok'){
$val = isset($resp[1])? floatval($resp[1]) : (float)0;
return new SSDB_Response($resp[0], $val);
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
case 'get':
case 'substr':
case 'getset':
case 'hget':
case 'qget':
case 'qfront':
case 'qback':
if($resp[0] == 'ok'){
if(count($resp) == 2){
return new SSDB_Response('ok', $resp[1]);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'qpop':
case 'qpop_front':
case 'qpop_back':
if($resp[0] == 'ok'){
$size = 1;
if(isset($params[1])){
$size = intval($params[1]);
}
if($size <= 1){
if(count($resp) == 2){
return new SSDB_Response('ok', $resp[1]);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$data = array_slice($resp, 1);
return new SSDB_Response('ok', $data);
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'keys':
case 'zkeys':
case 'hkeys':
case 'hlist':
case 'zlist':
case 'qslice':
if($resp[0] == 'ok'){
$data = array();
if($resp[0] == 'ok'){
$data = array_slice($resp, 1);
}
return new SSDB_Response($resp[0], $data);
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
case 'auth':
case 'exists':
case 'hexists':
case 'zexists':
if($resp[0] == 'ok'){
if(count($resp) == 2){
return new SSDB_Response('ok', (bool)$resp[1]);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'multi_exists':
case 'multi_hexists':
case 'multi_zexists':
if($resp[0] == 'ok'){
if(count($resp) % 2 == 1){
$data = array();
for($i=1; $i<count($resp); $i+=2){
$data[$resp[$i]] = (bool)$resp[$i + 1];
}
return new SSDB_Response('ok', $data);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'scan':
case 'rscan':
case 'zscan':
case 'zrscan':
case 'zrange':
case 'zrrange':
case 'hscan':
case 'hrscan':
case 'hgetall':
case 'multi_hsize':
case 'multi_zsize':
case 'multi_get':
case 'multi_hget':
case 'multi_zget':
case 'zpop_front':
case 'zpop_back':
if($resp[0] == 'ok'){
if(count($resp) % 2 == 1){
$data = array();
for($i=1; $i<count($resp); $i+=2){
if($cmd[0] == 'z'){
$data[$resp[$i]] = intval($resp[$i + 1]);
}else{
$data[$resp[$i]] = $resp[$i + 1];
}
}
return new SSDB_Response('ok', $data);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
default:
return new SSDB_Response($resp[0], array_slice($resp, 1));
}
return new SSDB_Response('error', 'Unknown command: $cmd');
}
function send($data){
$ps = array();
foreach($data as $p){
$ps[] = strlen($p);
$ps[] = $p;
}
$s = join("\n", $ps) . "\n\n";
if($this->debug){
echo '> ' . str_replace(array("\r", "\n"), array('\r', '\n'), $s) . "\n";
}
try{
while(true){
$ret = @fwrite($this->sock, $s);
if($ret === false || $ret === 0){
$this->close();
throw new SSDBException('Connection lost');
}
$s = substr($s, $ret);
if(strlen($s) == 0){
break;
}
@fflush($this->sock);
}
}catch(Exception $e){
$this->close();
throw new SSDBException($e->getMessage());
}
return $ret;
}
function recv(){
$this->step = self::STEP_SIZE;
while(true){
$ret = $this->parse();
if($ret === null){
try{
$data = @fread($this->sock, 1024 * 1024);
if($this->debug){
echo '< ' . str_replace(array("\r", "\n"), array('\r', '\n'), $data) . "\n";
}
}catch(Exception $e){
$data = '';
}
if($data === false || $data === ''){
if(feof($this->sock)){
$this->close();
throw new SSDBException('Connection lost');
}else{
throw new SSDBTimeoutException('Connection timeout');
}
}
$this->recv_buf .= $data;
# echo "read " . strlen($data) . " total: " . strlen($this->recv_buf) . "\n";
}else{
return $ret;
}
}
}
const STEP_SIZE = 0;
const STEP_DATA = 1;
public $resp = array();
public $step;
public $block_size;
private function parse(){
$spos = 0;
$epos = 0;
$buf_size = strlen($this->recv_buf);
// performance issue for large reponse
//$this->recv_buf = ltrim($this->recv_buf);
while(true){
$spos = $epos;
if($this->step === self::STEP_SIZE){
$epos = strpos($this->recv_buf, "\n", $spos);
if($epos === false){
break;
}
$epos += 1;
$line = substr($this->recv_buf, $spos, $epos - $spos);
$spos = $epos;
$line = trim($line);
if(strlen($line) == 0){ // head end
$this->recv_buf = substr($this->recv_buf, $spos);
$ret = $this->resp;
$this->resp = array();
return $ret;
}
$this->block_size = intval($line);
$this->step = self::STEP_DATA;
}
if($this->step === self::STEP_DATA){
$epos = $spos + $this->block_size;
if($epos <= $buf_size){
$n = strpos($this->recv_buf, "\n", $epos);
if($n !== false){
$data = substr($this->recv_buf, $spos, $epos - $spos);
$this->resp[] = $data;
$epos = $n + 1;
$this->step = self::STEP_SIZE;
continue;
}
}
break;
}
}
// packet not ready
if($spos > 0){
$this->recv_buf = substr($this->recv_buf, $spos);
}
return null;
}
}

24
app/Libs/SSDBException.php

@ -0,0 +1,24 @@
<?php
namespace App\Libs;
use App\Commons\Log;
use Hyperf\Di\Annotation\Inject;
use Throwable;
class SSDBException extends \Exception
{
/**
* @Inject
* @var Log
*/
protected $log;
public function __construct($message = "", $code = 0, Throwable $previous = null)
{
$this->log->eventInTask('ssdb_exception', ['msg' => $message]);
parent::__construct($message, $code, $previous);
}
}

23
app/Libs/SSDBTimeoutException.php

@ -0,0 +1,23 @@
<?php
namespace App\Libs;
use App\Commons\Log;
use Hyperf\Di\Annotation\Inject;
class SSDBTimeoutException extends SSDBException
{
/**
* @Inject
* @var Log
*/
protected $log;
public function __construct($message = "", $code = 0, Throwable $previous = null)
{
$this->log->eventInTask('ssdb_timeout_exception', ['msg' => $message]);
parent::__construct($message, $code, $previous);
}
}

37
app/Libs/SSDB_Response.php

@ -0,0 +1,37 @@
<?php
namespace App\Libs;
class SSDB_Response
{
public $cmd;
public $code;
public $data = null;
public $message;
function __construct($code='ok', $data_or_message=null){
$this->code = $code;
if($code == 'ok'){
$this->data = $data_or_message;
}else{
$this->message = $data_or_message;
}
}
function __toString(){
if($this->code == 'ok'){
$s = $this->data === null? '' : json_encode($this->data);
}else{
$s = $this->message;
}
return sprintf('%-13s %12s %s', $this->cmd, $this->code, $s);
}
function ok(){
return $this->code == 'ok';
}
function not_found(){
return $this->code == 'not_found';
}
}

599
app/Libs/SimpleSSDB.php

@ -9,16 +9,6 @@
*/
namespace App\Libs;
use Exception;
class SSDBException extends Exception
{
}
class SSDBTimeoutException extends SSDBException
{
}
/**
* All methods(except *exists) returns false on error,
@ -30,593 +20,4 @@ class SimpleSSDB extends SSDB
parent::__construct($host, $port, $timeout_ms);
$this->easy();
}
}
class SSDB_Response
{
public $cmd;
public $code;
public $data = null;
public $message;
function __construct($code='ok', $data_or_message=null){
$this->code = $code;
if($code == 'ok'){
$this->data = $data_or_message;
}else{
$this->message = $data_or_message;
}
}
function __toString(){
if($this->code == 'ok'){
$s = $this->data === null? '' : json_encode($this->data);
}else{
$s = $this->message;
}
return sprintf('%-13s %12s %s', $this->cmd, $this->code, $s);
}
function ok(){
return $this->code == 'ok';
}
function not_found(){
return $this->code == 'not_found';
}
}
// Depricated, use SimpleSSDB instead!
class SSDB
{
private $debug = false;
public $sock = null;
private $_closed = false;
private $recv_buf = '';
private $_easy = false;
public $last_resp = null;
function __construct($host, $port, $timeout_ms=2000){
$timeout_f = (float)$timeout_ms/1000;
$this->sock = @stream_socket_client("$host:$port", $errno, $errstr, $timeout_f);
if(!$this->sock){
throw new SSDBException("$errno: $errstr");
}
$timeout_sec = intval($timeout_ms/1000);
$timeout_usec = ($timeout_ms - $timeout_sec * 1000) * 1000;
@stream_set_timeout($this->sock, $timeout_sec, $timeout_usec);
if(function_exists('stream_set_chunk_size')){
@stream_set_chunk_size($this->sock, 1024 * 1024);
}
}
function set_timeout($timeout_ms){
$timeout_sec = intval($timeout_ms/1000);
$timeout_usec = ($timeout_ms - $timeout_sec * 1000) * 1000;
@stream_set_timeout($this->sock, $timeout_sec, $timeout_usec);
}
/**
* After this method invoked with yesno=true, all requesting methods
* will not return a SSDB_Response object.
* And some certain methods like get/zget will return false
* when response is not ok(not_found, etc)
*/
function easy(){
$this->_easy = true;
}
function close(){
if(!$this->_closed){
@fclose($this->sock);
$this->_closed = true;
$this->sock = null;
}
}
function closed(){
return $this->_closed;
}
private $batch_mode = false;
private $batch_cmds = array();
function batch(){
$this->batch_mode = true;
$this->batch_cmds = array();
return $this;
}
function multi(){
return $this->batch();
}
function exec(){
$ret = array();
foreach($this->batch_cmds as $op){
list($cmd, $params) = $op;
$this->send_req($cmd, $params);
}
foreach($this->batch_cmds as $op){
list($cmd, $params) = $op;
$resp = $this->recv_resp($cmd, $params);
$resp = $this->check_easy_resp($cmd, $resp);
$ret[] = $resp;
}
$this->batch_mode = false;
$this->batch_cmds = array();
return $ret;
}
function request(){
$args = func_get_args();
$cmd = array_shift($args);
return $this->__call($cmd, $args);
}
private $async_auth_password = null;
function auth($password){
$this->async_auth_password = $password;
return null;
}
function __call($cmd, $params=array()){
$cmd = strtolower($cmd);
if($this->async_auth_password !== null){
$pass = $this->async_auth_password;
$this->async_auth_password = null;
$auth = $this->__call('auth', array($pass));
if($auth !== true){
throw new Exception("Authentication failed");
}
}
if($this->batch_mode){
$this->batch_cmds[] = array($cmd, $params);
return $this;
}
try{
if($this->send_req($cmd, $params) === false){
$resp = new SSDB_Response('error', 'send error');
}else{
$resp = $this->recv_resp($cmd, $params);
}
}catch(SSDBException $e){
if($this->_easy){
throw $e;
}else{
$resp = new SSDB_Response('error', $e->getMessage());
}
}
if($resp->code == 'noauth'){
$msg = $resp->message;
throw new Exception($msg);
}
$resp = $this->check_easy_resp($cmd, $resp);
return $resp;
}
private function check_easy_resp($cmd, $resp){
$this->last_resp = $resp;
if($this->_easy){
if($resp->not_found()){
return NULL;
}else if(!$resp->ok() && !is_array($resp->data)){
return false;
}else{
return $resp->data;
}
}else{
$resp->cmd = $cmd;
return $resp;
}
}
function multi_set($kvs=array()){
$args = array();
foreach($kvs as $k=>$v){
$args[] = $k;
$args[] = $v;
}
return $this->__call(__FUNCTION__, $args);
}
function multi_hset($name, $kvs=array()){
$args = array($name);
foreach($kvs as $k=>$v){
$args[] = $k;
$args[] = $v;
}
return $this->__call(__FUNCTION__, $args);
}
function multi_zset($name, $kvs=array()){
$args = array($name);
foreach($kvs as $k=>$v){
$args[] = $k;
$args[] = $v;
}
return $this->__call(__FUNCTION__, $args);
}
function incr($key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function decr($key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function zincr($name, $key, $score=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function zdecr($name, $key, $score=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function zadd($key, $score, $value){
$args = array($key, $value, $score);
return $this->__call('zset', $args);
}
function zRevRank($name, $key){
$args = func_get_args();
return $this->__call("zrrank", $args);
}
function zRevRange($name, $offset, $limit){
$args = func_get_args();
return $this->__call("zrrange", $args);
}
function hincr($name, $key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
function hdecr($name, $key, $val=1){
$args = func_get_args();
return $this->__call(__FUNCTION__, $args);
}
private function send_req($cmd, $params){
$req = array($cmd);
foreach($params as $p){
if(is_array($p)){
$req = array_merge($req, $p);
}else{
$req[] = $p;
}
}
return $this->send($req);
}
private function recv_resp($cmd, $params){
$resp = $this->recv();
if($resp === false){
return new SSDB_Response('error', 'Unknown error');
}else if(!$resp){
return new SSDB_Response('disconnected', 'Connection closed');
}
if($resp[0] == 'noauth'){
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
switch($cmd){
case 'dbsize':
case 'ping':
case 'qset':
case 'getbit':
case 'setbit':
case 'countbit':
case 'strlen':
case 'set':
case 'setx':
case 'setnx':
case 'zset':
case 'hset':
case 'qpush':
case 'qpush_front':
case 'qpush_back':
case 'qtrim_front':
case 'qtrim_back':
case 'del':
case 'zdel':
case 'hdel':
case 'hsize':
case 'zsize':
case 'qsize':
case 'hclear':
case 'zclear':
case 'qclear':
case 'multi_set':
case 'multi_del':
case 'multi_hset':
case 'multi_hdel':
case 'multi_zset':
case 'multi_zdel':
case 'incr':
case 'decr':
case 'zincr':
case 'zdecr':
case 'hincr':
case 'hdecr':
case 'zget':
case 'zrank':
case 'zrrank':
case 'zcount':
case 'zsum':
case 'zremrangebyrank':
case 'zremrangebyscore':
case 'ttl':
case 'expire':
if($resp[0] == 'ok'){
$val = isset($resp[1])? intval($resp[1]) : 0;
return new SSDB_Response($resp[0], $val);
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
case 'zavg':
if($resp[0] == 'ok'){
$val = isset($resp[1])? floatval($resp[1]) : (float)0;
return new SSDB_Response($resp[0], $val);
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
case 'get':
case 'substr':
case 'getset':
case 'hget':
case 'qget':
case 'qfront':
case 'qback':
if($resp[0] == 'ok'){
if(count($resp) == 2){
return new SSDB_Response('ok', $resp[1]);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'qpop':
case 'qpop_front':
case 'qpop_back':
if($resp[0] == 'ok'){
$size = 1;
if(isset($params[1])){
$size = intval($params[1]);
}
if($size <= 1){
if(count($resp) == 2){
return new SSDB_Response('ok', $resp[1]);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$data = array_slice($resp, 1);
return new SSDB_Response('ok', $data);
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'keys':
case 'zkeys':
case 'hkeys':
case 'hlist':
case 'zlist':
case 'qslice':
if($resp[0] == 'ok'){
$data = array();
if($resp[0] == 'ok'){
$data = array_slice($resp, 1);
}
return new SSDB_Response($resp[0], $data);
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
case 'auth':
case 'exists':
case 'hexists':
case 'zexists':
if($resp[0] == 'ok'){
if(count($resp) == 2){
return new SSDB_Response('ok', (bool)$resp[1]);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'multi_exists':
case 'multi_hexists':
case 'multi_zexists':
if($resp[0] == 'ok'){
if(count($resp) % 2 == 1){
$data = array();
for($i=1; $i<count($resp); $i+=2){
$data[$resp[$i]] = (bool)$resp[$i + 1];
}
return new SSDB_Response('ok', $data);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
case 'scan':
case 'rscan':
case 'zscan':
case 'zrscan':
case 'zrange':
case 'zrrange':
case 'hscan':
case 'hrscan':
case 'hgetall':
case 'multi_hsize':
case 'multi_zsize':
case 'multi_get':
case 'multi_hget':
case 'multi_zget':
case 'zpop_front':
case 'zpop_back':
if($resp[0] == 'ok'){
if(count($resp) % 2 == 1){
$data = array();
for($i=1; $i<count($resp); $i+=2){
if($cmd[0] == 'z'){
$data[$resp[$i]] = intval($resp[$i + 1]);
}else{
$data[$resp[$i]] = $resp[$i + 1];
}
}
return new SSDB_Response('ok', $data);
}else{
return new SSDB_Response('server_error', 'Invalid response');
}
}else{
$errmsg = isset($resp[1])? $resp[1] : '';
return new SSDB_Response($resp[0], $errmsg);
}
break;
default:
return new SSDB_Response($resp[0], array_slice($resp, 1));
}
return new SSDB_Response('error', 'Unknown command: $cmd');
}
function send($data){
$ps = array();
foreach($data as $p){
$ps[] = strlen($p);
$ps[] = $p;
}
$s = join("\n", $ps) . "\n\n";
if($this->debug){
echo '> ' . str_replace(array("\r", "\n"), array('\r', '\n'), $s) . "\n";
}
try{
while(true){
$ret = @fwrite($this->sock, $s);
if($ret === false || $ret === 0){
$this->close();
throw new SSDBException('Connection lost');
}
$s = substr($s, $ret);
if(strlen($s) == 0){
break;
}
@fflush($this->sock);
}
}catch(Exception $e){
$this->close();
throw new SSDBException($e->getMessage());
}
return $ret;
}
function recv(){
$this->step = self::STEP_SIZE;
while(true){
$ret = $this->parse();
if($ret === null){
try{
$data = @fread($this->sock, 1024 * 1024);
if($this->debug){
echo '< ' . str_replace(array("\r", "\n"), array('\r', '\n'), $data) . "\n";
}
}catch(Exception $e){
$data = '';
}
if($data === false || $data === ''){
if(feof($this->sock)){
$this->close();
throw new SSDBException('Connection lost');
}else{
throw new SSDBTimeoutException('Connection timeout');
}
}
$this->recv_buf .= $data;
# echo "read " . strlen($data) . " total: " . strlen($this->recv_buf) . "\n";
}else{
return $ret;
}
}
}
const STEP_SIZE = 0;
const STEP_DATA = 1;
public $resp = array();
public $step;
public $block_size;
private function parse(){
$spos = 0;
$epos = 0;
$buf_size = strlen($this->recv_buf);
// performance issue for large reponse
//$this->recv_buf = ltrim($this->recv_buf);
while(true){
$spos = $epos;
if($this->step === self::STEP_SIZE){
$epos = strpos($this->recv_buf, "\n", $spos);
if($epos === false){
break;
}
$epos += 1;
$line = substr($this->recv_buf, $spos, $epos - $spos);
$spos = $epos;
$line = trim($line);
if(strlen($line) == 0){ // head end
$this->recv_buf = substr($this->recv_buf, $spos);
$ret = $this->resp;
$this->resp = array();
return $ret;
}
$this->block_size = intval($line);
$this->step = self::STEP_DATA;
}
if($this->step === self::STEP_DATA){
$epos = $spos + $this->block_size;
if($epos <= $buf_size){
$n = strpos($this->recv_buf, "\n", $epos);
if($n !== false){
$data = substr($this->recv_buf, $spos, $epos - $spos);
$this->resp[] = $data;
$epos = $n + 1;
$this->step = self::STEP_SIZE;
continue;
}
}
break;
}
}
// packet not ready
if($spos > 0){
$this->recv_buf = substr($this->recv_buf, $spos);
}
return null;
}
}
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