<?php
error_reporting(E_ALL | E_STRICT);
-define('HASH_ALGO' , MHASH_RIPEMD320);
-define('BLOCK_SIZE' , 100);
-define('NONCE_INCREMENT', 0.0000000000000001);
-define('START_TIME' , microtime(TRUE));
-define('CHECK_POINT' , 'chash.pos');
+define('HASH_ALGO' , MHASH_RIPEMD320);
+define('BLOCK_SIZE' , 100);
+define('NONCE_INCREMENT' , 0.0000000000000001);
+define('START_TIME' , microtime(TRUE));
+define('CHECK_POINT' , 'chash.pos');
+define('FLUSH_BLOCKS_FILE_TIME', 10);
+define('RESTART_SEARCH_TIME' , 3600);
// Hashes per call
$GLOBALS['cycles'] = 3;
/**
* Calculates new nonce
*
- * @param $nonce Old nonce to be used
- * @return $newNonce New nonce
+ * @return void
*/
-function calculateNonce ($nonce) {
+function calculateNonce () {
// Linear incrementation
- $newNonce = $nonce + NONCE_INCREMENT;
-
- // Return new value
- return $newNonce;
+ $GLOBALS['nonce'] = $GLOBALS['nonce'] + NONCE_INCREMENT;
}
/**
* Writes/flushes check-point file
*
- * @param $nonce Nonce
- * @param $modulaHash Modula hash (or hash to save)
+ * @param $hash Modula hash (or hash to save)
* @return void
*/
-function flushCheckPointFile ($nonce, $modulaHash) {
+function flushCheckPointFile ($hash) {
// Display message
print ('FLUSHING: Writing ' . count($GLOBALS['found_hashes']) . ' blocks ...' . PHP_EOL);
$timer = microtime(TRUE);
// Flush data
- file_put_contents(CHECK_POINT, $GLOBALS['total_blocks'] . ':' . $GLOBALS['total_hashes'] . ':' . $GLOBALS['cycles'] . ':' . base64_encode($nonce) . ':' . $modulaHash . ':' . base64_encode(gzcompress(serialize($GLOBALS['found_hashes']))));
+ file_put_contents(CHECK_POINT, $GLOBALS['total_blocks'] . ':' . $GLOBALS['total_reward'] . ':' . $GLOBALS['total_hashes'] . ':' . $GLOBALS['cycles'] . ':' . base64_encode($GLOBALS['nonce']) . ':' . $hash . ':' . $GLOBALS['root_hash'] . ':' . base64_encode(gzcompress(serialize($GLOBALS['found_hashes']))));
// Set time
$GLOBALS['time_flush'] = microtime(TRUE);
print ('FLUSHING: Took ' . ($GLOBALS['time_flush'] - $timer) . ' seconds.' . PHP_EOL);
}
+/**
+ * Adds a found hash and flushes the checkpoint file
+ *
+ * @param $hash Hash to save
+ */
+function addFoundHash ($hash) {
+ // Add hash to array
+ array_push($GLOBALS['found_hashes'][$GLOBALS['total_blocks']], array(
+ 'modula_hash' => $GLOBALS['modula_hash'],
+ 'genesis_hash' => $GLOBALS['genesis_hash'],
+ 'root_hash' => $GLOBALS['root_hash'],
+ 'nonce' => $GLOBALS['nonce'],
+ 'iter' => $GLOBALS['iteration'],
+ 'hashes_block' => $GLOBALS['hashes_block'],
+ 'nonce_hash' => $hash
+ ));
+
+ // Found hash:
+ print ('FOUND: hash=' . $hash . ',nonce=' . $GLOBALS['nonce'] . ',iteration=' . $GLOBALS['iteration'] . ',foundTime()=' . (microtime(TRUE) - $GLOBALS['found_time'] ) . PHP_EOL);
+
+ // Set time as a new hash was found
+ $GLOBALS['found_time'] = microtime(TRUE);
+
+ // Flush check-point file after new hash is found
+ flushCheckPointFile($hash);
+
+ // Use nonceHash as next modula hash
+ $GLOBALS['modula_hash'] = $hash;
+}
+
+/**
+ * Initializes nonce
+ *
+ * @return void
+ */
+function initNonce () {
+ $GLOBALS['nonce'] = 1 / (mt_rand() ^ pi());
+ print (__FUNCTION__ . ': nonce=' . $GLOBALS['nonce'] . PHP_EOL);
+}
+
/*
* Calculate "genesis" hashes, please note that these "genesis strings" are now
* known to the public as you can read them here in source code and therefore I
multipleHashString('Roland Haeder, https://status.mxchange.org'),
// A famous quote from Linus Torwalds
multipleHashString('"Software is like sex. Its better when its free." - Linus Torwalds'),
- // Possible truth ;-)
+ // Well ...
multipleHashString('September 11 is a big lie.'),
// GNU is not Uni*
multipleHashString('WINE Is Not an Emulator.'),
// FlightGear - Fly free!
multipleHashString('FlightGear - Fly free!'),
- // Linus Torwalds Quote
+ // Quote from Linus Torwalds
multipleHashString('Your code is shit.. your argument is shit.'),
);
);
// Calulcate modula hash
-$modulaHash = multipleHashString(modulaHash($sqrtHashes[0], $sqrtHashes[1]));
+$GLOBALS['modula_hash'] = multipleHashString(modulaHash($sqrtHashes[0], $sqrtHashes[1]));
-// This is also the "genesis hash"
-$genesisHash = $modulaHash;
+// This is also the "genesis" hash and first root hash
+$GLOBALS['genesis_hash'] = $GLOBALS['modula_hash'];
+$GLOBALS['root_hash'] = $GLOBALS['modula_hash'];
// Output results
print ('hashes=' . print_r($gensisHashes, TRUE));
print ('modulaHashes=' . print_r($modulaHashes, TRUE));
print ('sqrtHashes=' . print_r($sqrtHashes, TRUE));
-print ('modulaHash=' . $modulaHash . PHP_EOL);
+print ('modulaHash=' . $GLOBALS['modula_hash'] . PHP_EOL);
// Total reward + hashes
-$totalReward = 0;
+$GLOBALS['total_reward'] = 0;
$GLOBALS['total_hashes'] = 0;
$GLOBALS['total_blocks'] = 0;
+$GLOBALS['found_time'] = microtime(TRUE);
// Is the check point there?
if (is_readable(CHECK_POINT)) {
$data = explode(':', $checkPoint);
// Assert on count
- assert(count($data) == 6);
+ assert(count($data) == 8);
// 1st element is nonce, 2nd hash, 3rd found hashes
$GLOBALS['total_blocks'] = $data[0];
- $GLOBALS['total_hashes'] = $data[1];
- $GLOBALS['cycles'] = intval($data[2]);
- $nonce = base64_decode($data[3]);
- $modulaHash = $data[4];
- $GLOBALS['found_hashes'][$GLOBALS['total_blocks']] = unserialize(gzuncompress(base64_decode($data[5])));
+ $GLOBALS['total_reward'] = $data[1];
+ $GLOBALS['total_hashes'] = $data[2];
+ $GLOBALS['cycles'] = intval($data[3]);
+ $GLOBALS['nonce'] = base64_decode($data[4]);
+ $GLOBALS['modula_hash'] = $data[5];
+ $GLOBALS['root_hash'] = $data[6];
+ $GLOBALS['found_hashes'] = unserialize(gzuncompress(base64_decode($data[7])));
} else {
// Create nonce (small)
- $nonce = 1 / mt_rand();
+ initNonce();
}
// Output again
-print ('modulaHash=' . $modulaHash . PHP_EOL);
-print ('nonce=' . $nonce . PHP_EOL);
+print ('modulaHash=' . $GLOBALS['modula_hash'] . PHP_EOL);
+print ('nonce=' . $GLOBALS['nonce'] . PHP_EOL);
print ('found=' . count($GLOBALS['found_hashes'][$GLOBALS['total_blocks']]) . PHP_EOL);
// Start "mining"
while (TRUE) {
// Init hash-per-block counter and hashrate
- $hashesPerBlock = 0;
+ $GLOBALS['hashes_block'] = 0;
$hashrate = 0;
// Wait for BLOCK_SIZE iterations (= found hashes). This is one block
while (count($GLOBALS['found_hashes'][$GLOBALS['total_blocks']]) <= BLOCK_SIZE) {
// Create hash from modulaHash ("genesis hash") and nonce
- $nonceHash = multipleHashString($modulaHash . $nonce);
+ $nonceHash = multipleHashString($GLOBALS['modula_hash'] . $GLOBALS['nonce']);
// Calculate sums
$sumNonce = calculateSumFromHash($nonceHash);
- $sumModula = calculateSumFromHash($modulaHash);
+ $sumModula = calculateSumFromHash($GLOBALS['modula_hash']);
// Init counter
- $iter = 0;
- $iterSecond = 0;
+ $GLOBALS['iteration'] = 0;
+ $GLOBALS['iteration_second'] = 0;
// Now start the "mining" ...
$timeHash = microtime(TRUE);
while ($sumNonce >= $sumModula) {
// Calculate new nonce
- $nonce = calculateNonce($nonce);
+ calculateNonce();
// And hash again
- $nonceHash = multipleHashString($modulaHash . $nonce);
+ $nonceHash = multipleHashString($GLOBALS['modula_hash'] . $GLOBALS['nonce']);
// Calculate sums
$sumNonce = calculateSumFromHash($nonceHash);
$testTime = abs(microtime(TRUE) - $timeDisplay);
// Calculate hashrate/sec
- $hashrate = 1 / $testTime * $iterSecond * $GLOBALS['cycles'];
+ $hashrate = 1 / $testTime * $GLOBALS['iteration_second'] * $GLOBALS['cycles'];
// Only every second
if ($testTime >= 1) {
// Display hash rate
- print ('hashrate=' . round($hashrate) . ' hashes/sec,iterSecond=' . $iterSecond . ' iterations/sec' . PHP_EOL);
+ print ('hashrate=' . round($hashrate) . ' hashes/sec,iterSecond=' . $GLOBALS['iteration_second'] . ' iterations/sec' . PHP_EOL);
// Reset timer
$timeDisplay = microtime(TRUE);
- $iterSecond = 0;
+ $GLOBALS['iteration_second'] = 0;
} // END - if
// Time spend from last flush
$testTime = abs(microtime(TRUE) - $GLOBALS['time_flush']);
// Only once per 10 seconds
- if ($testTime >= 10) {
+ if ($testTime >= FLUSH_BLOCKS_FILE_TIME) {
// Flush check-point file
- flushCheckPointFile($nonce, $modulaHash);
+ flushCheckPointFile($GLOBALS['modula_hash']);
+ } // END - if
+
+ // Time spend from last found block
+ $testTime = abs(microtime(TRUE) - $GLOBALS['found_time']);
+
+ // Is the last found time to far away?
+ if ($testTime >= RESTART_SEARCH_TIME) {
+ // Count all root (genesis) hashes
+ $rootHashes = array();
+ foreach ($GLOBALS['found_hashes'] as $block) {
+ // "Walk" through all blocks
+ foreach ($block as $hash) {
+ if (!isset($hash['root_hash'])) {
+ // Bad file
+ die('INCONSISTENCY: hash=' . print_r($hash, TRUE));
+ } // END - if
+
+ if (isset($rootHashes[$hash['root_hash']])) {
+ // Count up
+ $rootHashes[$hash['root_hash']]++;
+ } else {
+ // First entry found
+ $rootHashes[$hash['root_hash']] = 1;
+ }
+ } // END - foreach
+ } // END - foreach
+
+ // Find best root hash
+ $bestRootHash = '';
+ $bestRootCount = 0;
+ foreach ($rootHashes as $hash => $count) {
+ // Debug message
+ //* NOISY-DEBUG: */ print ('hash=' . $hash . ',count=' . $count . ',bestRootHash=' . $bestRootHash . ',bestRootCount=' . $bestRootCount . PHP_EOL);
+
+ // Is a better one found?
+ if ($count > $bestRootCount) {
+ // Remember it
+ $bestRootHash = $hash;
+ $bestRootCount = $count;
+ } // END - if
+ } // END - foreach
+
+ // Output message
+ print ('bestRootHash=' . $bestRootHash . ',bestRootCount=' . $bestRootCount . PHP_EOL);
+
+ // Search for latest best root hash
+ foreach ($GLOBALS['found_hashes'] as $block) {
+ // "Walk" through whole block counter-wise
+ for ($idx = (count($block) - 1); $idx > 0; $idx--) {
+ // Is the root hash there?
+ if ($block[$idx]['root_hash'] == $bestRootHash) {
+ // Set found modula hash as new root and current modula hash
+ $GLOBALS['root_hash'] = $block[$idx]['modula_hash'];
+ $GLOBALS['modula_hash'] = $block[$idx]['modula_hash'];
+ print ('idx=' . $idx . ',modulaHash=' . $GLOBALS['root_hash'] . ' - Is now new root hash!' . PHP_EOL);
+
+ // Reset "found time" (when a hash was found)
+ $GLOBALS['found_time'] = microtime(TRUE);
+
+ // Re-initialize nonce
+ initNonce();
+
+ // Abort search
+ break;
+ } // END - if
+ } // END - for
+ } // END - foreach
} // END - if
// Next round
- $iter++;
- $iterSecond++;
- //print ('nonce=' . $nonce . ',iter=' . $iter . PHP_EOL);
+ $GLOBALS['iteration']++;
+ $GLOBALS['iteration_second']++;
+ //print ('nonce=' . $GLOBALS['nonce'] . ',iteration=' . $GLOBALS['iteration'] . PHP_EOL);
//print ('nonceHash=' . $nonceHash . PHP_EOL);
//print ('sumNonce=' . $sumNonce . PHP_EOL);
//print ('sumModula=' . $sumModula . PHP_EOL);
} // END - while
// If the iteration is zero, then no hash is found
- if ($iter == 0) {
+ if ($GLOBALS['iteration'] == 0) {
// Bad hash found
$timeBadHashes += abs(microtime(TRUE) - $timeHash);
// And next round
- //print('BAD:nonce=' . $nonce . PHP_EOL);
+ print('BAD:nonce=' . $GLOBALS['nonce'] . PHP_EOL);
// Nothing found, so calculate new nonce
- $nonce = calculateNonce($nonce);
+ calculateNonce();
continue;
} // END - if
// Add amount of hashes per block (multiple-hash)
- $hashesPerBlock += $iter * $GLOBALS['cycles'] + $GLOBALS['cycles'];
+ $GLOBALS['hashes_block'] += $GLOBALS['iteration'] * $GLOBALS['cycles'] + $GLOBALS['cycles'];
// Push found hash
- array_push($GLOBALS['found_hashes'][$GLOBALS['total_blocks']], array(
- 'modula_hash' => $modulaHash,
- 'genesis_hash' => $genesisHash,
- 'nonce' => $nonce,
- 'iter' => $iter,
- 'hashes_block' => $hashesPerBlock,
- 'nonce_hash' => $nonceHash
- ));
-
- // Found hash:
- print ('FOUND: nonceHash=' . $nonceHash . ',nonce=' . $nonce . ',iter=' . $iter . PHP_EOL);
-
- // Flush check-point file after new hash is found
- flushCheckPointFile($nonce, $nonceHash);
-
- // Use nonceHash as next modula hash
- $modulaHash = $nonceHash;
+ addFoundHash($nonceHash);
} // END - while
- // Time taken for one block
+ // Time taken for one
$timeBlock = abs(microtime(TRUE) - $timeBlock);
// Calculate reward
- $reward = abs($timeBlock - $timeBadHashes) / $hashrate * $hashesPerBlock / BLOCK_SIZE * 1000;
- print ('timeBlock=' . $timeBlock . ',timeBadHashes=' . $timeBadHashes . ',hashesPerBlock=' . $hashesPerBlock .',reward=' . $reward . PHP_EOL);
+ $reward = abs($timeBlock - $timeBadHashes) / $hashrate * $GLOBALS['hashes_block'] / BLOCK_SIZE * 1000;
+ print ('timeBlock=' . $timeBlock . ',timeBadHashes=' . $timeBadHashes . ',hashesPerBlock=' . $GLOBALS['hashes_block'] .',reward=' . $reward . PHP_EOL);
// Block completed
- $GLOBALS['total_hashes'] += $hashesPerBlock;
+ $GLOBALS['total_hashes'] += $GLOBALS['hashes_block'];
$GLOBALS['total_blocks']++;
- $hashesPerBlock = 0;
+ $GLOBALS['hashes_block'] = 0;
// Init next block
$GLOBALS['found_hashes'][$GLOBALS['total_blocks']] = array();
// Calculate new nonce
- $nonce = calculateNonce($nonce);
+ calculateNonce();
// Add reward to total
- $totalReward += $reward;
+ $GLOBALS['total_reward'] += $reward;
// Calculate average block value
- $blockValue = $totalReward / $GLOBALS['total_blocks'] * $GLOBALS['total_hashes'] / (BLOCK_SIZE * $GLOBALS['total_blocks']);
+ $blockValue = $GLOBALS['total_reward'] / $GLOBALS['total_blocks'] * $GLOBALS['total_hashes'] / (BLOCK_SIZE * $GLOBALS['total_blocks']);
// Calculate reward per hour (= 3600 seconds)
- $rewardPerHour = $totalReward / abs(microtime(TRUE) - START_TIME) * 3600;
+ $rewardPerHour = $GLOBALS['total_reward'] / abs(microtime(TRUE) - START_TIME) * 3600;
- print ('totalReward=' . $totalReward . ',blockValue=' . $blockValue . ',rewardPerHour=' . $rewardPerHour . PHP_EOL);
+ print ('totalReward=' . $GLOBALS['total_reward'] . ',blockValue=' . $blockValue . ',rewardPerHour=' . $rewardPerHour . PHP_EOL);
} // END - while
// [EOF]