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1
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<?php
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2
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require_once('./js/log4php/Logger.php');
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3
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require_once('./paths.php');
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4
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require_once('./MYDB.php');
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5
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6
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class MigrateCache {
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private $log;
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8
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private $db;
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private $cache = null; //predis
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10
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11
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public function __construct(){
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12
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global $redis_host;
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global $redis_port;
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global $redis_scheme;
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global $host;
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global $db_name;
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/*$redis_remote_host='duffy.di.uoa.gr';
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$redis_remote_port=$redis_port;
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$redis_remote_scheme=$redis_scheme;
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*/
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$this->log = Logger::getLogger("__CLASS__");
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Logger::configure('./js/log4php/log4php.xml');
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26
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if(class_exists("Predis\Client")){
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28
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try {
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//todo changed timeout from 0 to -1
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$this->cache = new Predis\Client(array("scheme" => $redis_scheme,"host" => $redis_host,"port" => $redis_port,"read_write_timeout" => -1));
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$this->log->info("redis host: ".$redis_host." and redis port: ".$redis_port);
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} catch(Exception $e) {
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$this->log->error("Error connecting to Redis server: ".$e->getMessage());
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$this->cache = null;
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36
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}
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}
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else{
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39
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$this->log->info("cache does not exist"); //predis
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40
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exit;
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41
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}
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42
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43
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44
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}
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45
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public function migrate()
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{
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48
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49
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$redis_remote_host='duffy.di.uoa.gr';
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50
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//$redis_host;
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51
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// global $redis_port;
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52
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// global $redis_scheme;
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53
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//global $host;
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54
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55
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//global $db_name;
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56
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//$redis_remote_port=$redis_port;
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58
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//$redis_remote_scheme=$redis_scheme;
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59
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// $db_name='stats';
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60
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61
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62
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//$this->cache->migrate(
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63
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// $redis_remote_host, # localhost in my example
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64
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// $redis_port, # 1234
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65
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// 'STATS_NUMBERS', # The key
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66
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//$db_name,-1); //migrate
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67
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//$this->cache->executeRaw(["MIGRATE", $redis_remote_host, $redis_port,'STATS_NUMBERS', 'stats', -1]);
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//response = $client->executeRaw(["MIGRATE", $host, $port, $key, $destination, $timeout]);
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70
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//Predis\Client::executeRaw()
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71
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//$backupKeys=$this->cache->hkeys('STATS_NUMBERS');
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$this->log->info("migrating Stat Numbers...");
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73
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74
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75
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//nums=$this->cache->hgetall('STATS_NUMBERS');
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76
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for($x=0;$x<count($backupKeys);$x++)
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78
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{
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$key=$backupKeys[$x];
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80
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$value=$this->cache->hget('STATS_NUMBERS',$key);
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}
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82
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83
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//now promote all other entries
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84
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$keys = $this->cache->keys("*");
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85
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$this->log->info("Migrating data queries...");
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86
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$this->log->info("*******************************************");
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87
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88
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for($x=0;$x<count($keys);$x++) {
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89
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90
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if ((strpos($keys[$x],'chart')===false)&&(strpos($keys[$x],'table')===false)&&(strpos($keys[$x],'STATS')===false) )
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91
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{
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92
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try{
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93
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$values=$this->cache->hgetall($keys[$x]);
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95
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96
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$persistent= $valuers['persistent'];
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97
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98
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$this->log->info("persistent: ".$persistent);
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99
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100
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if(($query!=null)&&($persistent))
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101
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102
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{ }
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103
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104
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105
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106
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}//catch
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107
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catch(Exception $e) {
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108
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109
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$this->log->error('Error : '.$e->getMessage());
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110
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111
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}
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112
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}
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113
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else
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114
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{ $this->log->info("Ignoring chart key: ".$keys[$x]); }
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115
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}
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116
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117
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$this->cache->quit();
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118
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119
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$this->log->info("Done migtating !");
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120
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}
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121
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122
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}
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123
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124
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125
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?>
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