4b05846a78
* Re-enables estimations * Still fixes #130 which had issues with hashrates, those are still fixed
328 lines
13 KiB
PHP
328 lines
13 KiB
PHP
<?php
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// Make sure we are called from index.php
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if (!defined('SECURITY'))
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die('Hacking attempt');
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/*
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* We give access to plenty of statistics through this class
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* Statistics should be non-intrusive and not change any
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* rows in our database to ensure data integrity for the backend
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**/
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class Statistics {
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private $sError = '';
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private $table = 'statistics_shares';
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public function __construct($debug, $mysqli, $config, $share, $user, $block, $memcache) {
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$this->debug = $debug;
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$this->mysqli = $mysqli;
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$this->share = $share;
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$this->config = $config;
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$this->user = $user;
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$this->block = $block;
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$this->memcache = $memcache;
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$this->debug->append("Instantiated Share class", 2);
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}
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/* Some basic get and set methods
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**/
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private function setErrorMessage($msg) {
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$this->sError = $msg;
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}
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public function getError() {
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return $this->sError;
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}
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private function checkStmt($bState) {
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if ($bState ===! true) {
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$this->debug->append("Failed to prepare statement: " . $this->mysqli->error);
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$this->setErrorMessage('Failed to prepare statement');
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return false;
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}
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return true;
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}
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/**
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* Get our last $limit blocks found
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* @param limit int Last limit blocks
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* @return array
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**/
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public function getBlocksFound($limit=10) {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__ . $limit)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT b.*, a.username as finder
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FROM " . $this->block->getTableName() . " AS b
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LEFT JOIN " . $this->user->getTableName() . " AS a
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ON b.account_id = a.id
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ORDER BY height DESC LIMIT ?");
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if ($this->checkStmt($stmt) && $stmt->bind_param("i", $limit) && $stmt->execute() && $result = $stmt->get_result())
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return $this->memcache->setCache(__FUNCTION__ . $limit, $result->fetch_all(MYSQLI_ASSOC), 5);
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// Catchall
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$this->debug->append("Failed to find blocks:" . $this->mysqli->error);
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return false;
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}
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/**
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* Currently the only function writing to the database
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* Stored per block user statistics of valid and invalid shares
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* @param aStats array Array with user id, valid and invalid shares
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* @param iBlockId int Block ID as store in the Block table
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* @return bool
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**/
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public function updateShareStatistics($aStats, $iBlockId) {
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$this->debug->append("STA " . __METHOD__, 4);
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$stmt = $this->mysqli->prepare("INSERT INTO $this->table (account_id, valid, invalid, block_id) VALUES (?, ?, ?, ?)");
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if ($this->checkStmt($stmt) && $stmt->bind_param('iiii', $aStats['id'], $aStats['valid'], $aStats['invalid'], $iBlockId) && $stmt->execute()) return true;
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// Catchall
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$this->debug->append("Failed to update share stats: " . $this->mysqli->error);
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return false;
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}
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/**
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* Get our current pool hashrate for the past 10 minutes across both
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* shares and shares_archive table
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* @param none
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* @return data object Return our hashrateas an object
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**/
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public function getCurrentHashrate() {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT ROUND(COUNT(id) * POW(2, " . $this->config['difficulty'] . ")/600/1000) AS hashrate FROM " . $this->share->getTableName() . " WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)
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");
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// Catchall
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if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) return $this->memcache->setCache(__FUNCTION__, $result->fetch_object()->hashrate);
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$this->debug->append("Failed to get hashrate: " . $this->mysqli->error);
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return false;
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}
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/**
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* Same as getCurrentHashrate but for Shares
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* @param none
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* @return data object Our share rate in shares per second
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**/
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public function getCurrentShareRate() {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT ROUND(COUNT(id) / 600, 2) AS sharerate FROM " . $this->share->getTableName() . " WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)
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");
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if ($this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() ) return $this->memcache->setCache(__FUNCTION__, $result->fetch_object()->sharerate);
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// Catchall
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$this->debug->append("Failed to fetch share rate: " . $this->mysqli->error);
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return false;
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}
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/**
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* Get total shares for this round, since last block found
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* @param none
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* @return data array invalid and valid shares
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**/
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public function getRoundShares() {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT
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( SELECT IFNULL(count(id), 0)
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FROM " . $this->share->getTableName() . "
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WHERE UNIX_TIMESTAMP(time) >IFNULL((SELECT MAX(time) FROM blocks),0)
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AND our_result = 'Y' ) as valid,
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( SELECT IFNULL(count(id), 0)
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FROM " . $this->share->getTableName() . "
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WHERE UNIX_TIMESTAMP(time) >IFNULL((SELECT MAX(time) FROM blocks),0)
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AND our_result = 'N' ) as invalid");
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if ( $this->checkStmt($stmt) && $stmt->execute() && $result = $stmt->get_result() )
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return $this->memcache->setCache(__FUNCTION__, $result->fetch_assoc());
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// Catchall
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$this->debug->append("Failed to fetch round shares: " . $this->mysqli->error);
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return false;
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}
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/**
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* Get amount of shares for a specific user
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* @param account_id int User ID
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* @return data array invalid and valid share counts
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**/
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public function getUserShares($account_id) {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__ . $account_id)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT
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(
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SELECT COUNT(s.id)
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FROM " . $this->share->getTableName() . " AS s,
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" . $this->user->getTableName() . " AS u
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WHERE u.username = SUBSTRING_INDEX( s.username, '.', 1 )
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AND UNIX_TIMESTAMP(s.time) >IFNULL((SELECT MAX(b.time) FROM " . $this->block->getTableName() . " AS b),0)
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AND our_result = 'Y'
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AND u.id = ?
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) AS valid,
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(
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SELECT COUNT(s.id)
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FROM " . $this->share->getTableName() . " AS s,
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" . $this->user->getTableName() . " AS u
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WHERE u.username = SUBSTRING_INDEX( s.username, '.', 1 )
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AND UNIX_TIMESTAMP(s.time) >IFNULL((SELECT MAX(b.time) FROM " . $this->block->getTableName() . " AS b),0)
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AND our_result = 'N'
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AND u.id = ?
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) AS invalid");
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if ($stmt && $stmt->bind_param("ii", $account_id, $account_id) && $stmt->execute() && $result = $stmt->get_result())
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return $this->memcache->setCache(__FUNCTION__ . $account_id, $result->fetch_assoc());
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// Catchall
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$this->debug->append("Unable to fetch user round shares: " . $this->mysqli->error);
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return false;
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}
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/**
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* Admin panel specific query
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* @return data array invlid and valid shares for all accounts
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**/
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public function getAllUserStats($filter='%') {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__ . $filter)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT
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a.id AS id,
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a.admin as admin,
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a.username AS username,
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a.donate_percent AS donate_percent,
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a.email AS email,
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ROUND(COUNT(s.id) * POW(2," . $this->config['difficulty'] . ") / 600 / 1000,2) AS hashrate,
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( SELECT COUNT(id) FROM " . $this->share->getTableName() . " WHERE a.username = SUBSTRING_INDEX( s.username, '.', 1 ) ) AS shares
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FROM " . $this->user->getTableName() . " AS a
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LEFT JOIN " . $this->share->getTableName() . " AS s
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ON a.username = SUBSTRING_INDEX( s.username, '.', 1 )
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WHERE
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a.username LIKE ?
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AND s.time > DATE_SUB(now(), INTERVAL 10 MINUTE)
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GROUP BY username
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ORDER BY username
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");
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if ($this->checkStmt($stmt) && $stmt->bind_param('s', $filter) && $stmt->execute() && $result = $stmt->get_result()) {
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return $this->memcache->setCache(__FUNCTION__ . $filter, $result->fetch_all(MYSQLI_ASSOC));
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}
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}
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/**
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* Same as getUserShares for Hashrate
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* @param account_id integer User ID
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* @return data integer Current Hashrate in khash/s
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**/
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public function getUserHashrate($account_id) {
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if ($data = $this->memcache->get(__FUNCTION__ . $account_id)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT ROUND(COUNT(s.id) * POW(2, " . $this->config['difficulty'] . ")/600/1000) AS hashrate
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FROM " . $this->share->getTableName() . " AS s,
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" . $this->user->getTableName() . " AS u
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WHERE u.username = SUBSTRING_INDEX( s.username, '.', 1 )
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AND s.time > DATE_SUB(now(), INTERVAL 10 MINUTE)
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AND u.id = ?");
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if ($this->checkStmt($stmt) && $stmt->bind_param("i", $account_id) && $stmt->execute() && $result = $stmt->get_result() )
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return $this->memcache->setCache(__FUNCTION__ . $account_id, $result->fetch_object()->hashrate);
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// Catchall
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$this->debug->append("Failed to fetch hashrate: " . $this->mysqli->error);
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return false;
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}
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/**
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* Get hashrate for a specific worker
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* @param worker_id int Worker ID to fetch hashrate for
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* @return data int Current hashrate in khash/s
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**/
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public function getWorkerHashrate($worker_id) {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__ . $worker_id)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT ROUND(COUNT(s.id) * POW(2,21)/600/1000) AS hashrate
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FROM " . $this->share->getTableName() . " AS s,
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" . $this->user->getTableName() . " AS u
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WHERE u.username = SUBSTRING_INDEX( s.username, '.', 1 )
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AND s.time > DATE_SUB(now(), INTERVAL 10 MINUTE)
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AND u.id = ?");
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if ($this->checkStmt($stmt) && $stmt->bind_param("i", $account_id) && $stmt->execute() && $result = $stmt->get_result() )
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return $this->memcache->setCache(__FUNCTION__ . $worker_id, $result->fetch_object()->hashrate);
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// Catchall
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$this->debug->append("Failed to fetch hashrate: " . $this->mysqli->error);
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return false;
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}
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/**
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* get our top contributors for either shares or hashrate
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* @param type string shares or hashes
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* @param limit int Limit result to $limit
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* @return data array Users with shares, account or hashrate, account
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**/
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public function getTopContributors($type='shares', $limit=15) {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__ . $type . $limit)) return $data;
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switch ($type) {
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case 'shares':
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$stmt = $this->mysqli->prepare("
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SELECT
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COUNT(id) AS shares,
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SUBSTRING_INDEX( username, '.', 1 ) AS account
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FROM " . $this->share->getTableName() . "
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WHERE our_result = 'Y'
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GROUP BY account
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ORDER BY shares DESC
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LIMIT ?");
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if ($this->checkStmt($stmt) && $stmt->bind_param("i", $limit) && $stmt->execute() && $result = $stmt->get_result())
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return $this->memcache->setCache(__FUNCTION__ . $type . $limit, $result->fetch_all(MYSQLI_ASSOC));
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$this->debug->append("Fetching shares failed: ");
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return false;
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break;
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case 'hashes':
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$stmt = $this->mysqli->prepare("
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SELECT
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ROUND(COUNT(id) * POW(2," . $this->config['difficulty'] . ")/600/1000,2) AS hashrate,
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SUBSTRING_INDEX( username, '.', 1 ) AS account
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FROM " . $this->share->getTableName() . "
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WHERE time > DATE_SUB(now(), INTERVAL 10 MINUTE)
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AND our_result = 'Y'
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GROUP BY account
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ORDER BY hashrate DESC LIMIT ?");
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if ($this->checkStmt($stmt) && $stmt->bind_param("i", $limit) && $stmt->execute() && $result = $stmt->get_result())
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return $this->memcache->setCache(__FUNCTION__ . $type . $limit, $result->fetch_all(MYSQLI_ASSOC));
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$this->debug->append("Fetching shares failed: ");
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return false;
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break;
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}
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}
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/**
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* get Hourly hashrate for a user
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* Not working yet since I was not able to solve this via SQL queries
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* @param account_id int User ID
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* @return data array NOT FINISHED YET
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**/
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public function getHourlyHashrateByAccount($account_id) {
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$this->debug->append("STA " . __METHOD__, 4);
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if ($data = $this->memcache->get(__FUNCTION__ . $account_id)) return $data;
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$stmt = $this->mysqli->prepare("
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SELECT
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ROUND(COUNT(s.id) * POW(2, " . $this->config['difficulty'] . ") / 3600 / 1000) AS hashrate,
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HOUR(s.time) AS hour
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FROM " . $this->share->getTableName() . " AS s, accounts AS a
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WHERE time < NOW() - INTERVAL 1 HOUR
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AND time > NOW() - INTERVAL 25 HOUR
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AND a.username = SUBSTRING_INDEX( s.username, '.', 1 )
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AND a.id = ?
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GROUP BY HOUR(time)
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");
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if ($this->checkStmt($stmt) && $stmt->bind_param("i", $account_id) && $stmt->execute() && $result = $stmt->get_result()) {
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while ($row = $result->fetch_assoc()) {
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$aData[$row['hour']] = $row['hashrate'];
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}
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return $this->memcache->setCache(__FUNCTION__ . $account_id, $aData);
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}
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// Catchall
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$this->debug->append("Failed to fetch hourly hashrate: " . $this->mysqli->error);
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return false;
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}
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}
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$statistics = new Statistics($debug, $mysqli, $config, $share, $user, $block, $memcache);
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