// Send a heartbeat to all reserve peers in our list to make sure they are still online
$sql = "SELECT * FROM `new_peers_list`";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
if (rand(1, 3) == 2) {
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$poll_failures = $sql_row["poll_failures"];
//Send a challenge hash to see if a timekoin server is active
$poll_challenge = rand(1, 999999);
$hash_solution = hash('crc32', $poll_challenge);
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 10, "peerlist.php?action=poll&challenge={$poll_challenge}");
if ($poll_peer == $hash_solution) {
//Got a response from an active Timekoin server
$sql = "UPDATE `new_peers_list` SET `poll_failures` = 0 WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1";
mysql_query($sql);
} else {
//No response, record polling failure for future reference
$poll_failures++;
$sql = "UPDATE `new_peers_list` SET `poll_failures` = '{$poll_failures}' WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1";
mysql_query($sql);
}
}
// End Randomize Check
}
// End for Loop
// Clean up reserve peer list by removing those that have no responded for over 30 poll attempts
$sql_row2 = mysql_fetch_array($sql_result2);
$ip_address = $sql_row2["IP_Address"];
$domain = $sql_row2["domain"];
$subfolder = $sql_row2["subfolder"];
$port_number = $sql_row2["port_number"];
$qhash = $timestamp . base64_encode($public_key) . $crypt1 . $crypt2 . $crypt3 . $hash_check . $attribute;
$qhash = hash('md5', $qhash);
// Create map with request parameters
$params = array('timestamp' => $timestamp, 'public_key' => base64_encode($public_key), 'crypt_data1' => $crypt1, 'crypt_data2' => $crypt2, 'crypt_data3' => $crypt3, 'hash' => $hash_check, 'attribute' => $attribute, 'qhash' => $qhash);
// Build Http query using params
$query = http_build_query($params);
// Create Http context details
$contextData = array('method' => 'POST', 'header' => "Connection: close\r\n" . "Content-Length: " . strlen($query) . "\r\n", 'content' => $query);
// Create context resource for our request
$context = stream_context_create(array('http' => $contextData));
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 5, "queueclerk.php?action=input_transaction", $context);
if ($poll_peer == "OK") {
// Insert to the peer remotely was accepted
switch ($attribute) {
case "G":
write_log("Timekoin Currency Generation Broadcast Accepted by remote Peer {$ip_address}{$domain}:{$port_number}/{$subfolder}", "G");
modify_peer_grade($ip_address, $domain, $subfolder, $port_number, -3);
break;
case "T":
write_log("Standard Transaction Broadcast Accepted by remote Peer {$ip_address}{$domain}:{$port_number}/{$subfolder}", "T");
modify_peer_grade($ip_address, $domain, $subfolder, $port_number, -2);
break;
}
} else {
if ($poll_peer == "DUP") {
// Insert to the peer, transaction is already there
function initialization_database()
{
// Clear IP Activity and Banlist for next start
mysql_query("TRUNCATE TABLE `ip_activity`");
mysql_query("TRUNCATE TABLE `ip_banlist`");
// Clear Active & New Peers List
mysql_query("DELETE FROM `active_peer_list` WHERE `active_peer_list`.`join_peer_list` != 0");
// Permanent Peers Ignored
mysql_query("TRUNCATE TABLE `new_peers_list`");
// Record when started
mysql_query("UPDATE `options` SET `field_data` = '" . time() . "' WHERE `options`.`field_name` = 'timekoin_start_time' LIMIT 1");
//**************************************
// Upgrade Database from v3.x earlier versions
// Auto IP Update Settings
$new_record_check = mysql_result(mysql_query("SELECT * FROM `options` WHERE `field_name` = 'auto_update_generation_IP' LIMIT 1"), 0, 0);
if ($new_record_check === FALSE) {
// Does not exist, create it
mysql_query("INSERT INTO `options` (`field_name` ,`field_data`) VALUES ('auto_update_generation_IP', '0')");
}
// CLI Mode Settings
$new_record_check = mysql_result(mysql_query("SELECT * FROM `options` WHERE `field_name` = 'cli_mode' LIMIT 1"), 0, 0);
if ($new_record_check === FALSE) {
// Does not exist, create it
mysql_query("INSERT INTO `options` (`field_name` ,`field_data`) VALUES ('cli_mode', '1')");
}
// CLI Mode Port Settings
$new_record_check = mysql_result(mysql_query("SELECT * FROM `options` WHERE `field_name` = 'cli_port' LIMIT 1"), 0, 0);
if ($new_record_check === FALSE) {
// Does not exist, create it
mysql_query("INSERT INTO `options` (`field_name` ,`field_data`) VALUES ('cli_port', '')");
}
// IPv4 + IPv6 Network Mode
$new_record_check = mysql_result(mysql_query("SELECT * FROM `options` WHERE `field_name` = 'network_mode' LIMIT 1"), 0, 0);
if ($new_record_check === FALSE) {
// Does not exist, create it
mysql_query("INSERT INTO `options` (`field_name` ,`field_data`) VALUES ('network_mode', '1')");
}
// IPv6 Generation IP Field
$new_record_check = mysql_result(mysql_query("SELECT * FROM `options` WHERE `field_name` = 'generation_IP_v6' LIMIT 1"), 0, 0);
if ($new_record_check === FALSE) {
// Does not exist, create it
mysql_query("INSERT INTO `options` (`field_name` ,`field_data`) VALUES ('generation_IP_v6', '')");
}
//**************************************
// Check for an empty generation IP address,
// if none exist, attempt to auto-detect one
// and fill in the field.
$poll_IP = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'generation_IP' LIMIT 1"), 0, 0);
if (empty($poll_IP) == TRUE) {
ini_set('user_agent', 'Timekoin Server (Main) v' . TIMEKOIN_VERSION);
ini_set('default_socket_timeout', 3);
// Timeout for request in seconds
$poll_IP = filter_sql(poll_peer(NULL, 'timekoin.net', NULL, 80, 46, "ipv4.php"));
if (empty($poll_IP) == FALSE) {
mysql_query("UPDATE `options` SET `field_data` = '{$poll_IP}' WHERE `options`.`field_name` = 'generation_IP' LIMIT 1");
}
}
//**************************************
// Main Loop Status & Active Options Setup
// Truncate to Free RAM
mysql_query("TRUNCATE TABLE `main_loop_status`");
$time = time();
//**************************************
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('balance_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('foundation_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('generation_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('genpeer_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('main_heartbeat_active', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('main_last_heartbeat', '{$time}')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('peerlist_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('queueclerk_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('transclerk_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('treasurer_last_heartbeat', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('watchdog_heartbeat_active', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('watchdog_last_heartbeat', '{$time}')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('peer_transaction_start_blocks', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('peer_transaction_performance', '10')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('block_check_back', '1')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('block_check_start', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('firewall_blocked_peer', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('foundation_block_check', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('foundation_block_check_end', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('foundation_block_check_start', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('generation_peer_list_no_sync', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('no_peer_activity', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('time_sync_error', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('transaction_history_block_check', '0')");
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('update_available', '0')");
//**************************************
// Copy values from Database to RAM Database
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'allow_ambient_peer_restart' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('allow_ambient_peer_restart', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'allow_LAN_peers' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('allow_LAN_peers', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'server_request_max' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('server_request_max', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'max_active_peers' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('max_active_peers', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'max_new_peers' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('max_new_peers', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'trans_history_check' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('trans_history_check', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'super_peer' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('super_peer', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'perm_peer_priority' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('perm_peer_priority', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'auto_update_generation_IP' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('auto_update_generation_IP', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'peer_failure_grade' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('peer_failure_grade', '{$db_to_RAM}')");
$db_to_RAM = mysql_result(mysql_query("SELECT field_data FROM `options` WHERE `field_name` = 'network_mode' LIMIT 1"), 0, 0);
mysql_query("INSERT INTO `main_loop_status` (`field_name` ,`field_data`)VALUES ('network_mode', '{$db_to_RAM}')");
//**************************************
return 0;
}
if (hash('md5', $queue_hash_test) == $current_hash) {
// This Transaction Already Exist in the Queue
$hash_match = TRUE;
break;
} else {
// No match, continue searching
$hash_match = NULL;
}
// No match, move on to next record
$queue_hash_test = NULL;
}
}
}
if (empty($hash_match) == TRUE) {
// This peer has a different transaction, ask for the full details of it
$poll_hash = filter_sql(poll_peer($ip_address, $domain, $subfolder, $port_number, 1500, "queueclerk.php?action=transaction&number={$current_hash}"));
$transaction_timestamp = intval(find_string("-----timestamp=", "-----public_key", $poll_hash));
$transaction_public_key = find_string("-----public_key=", "-----crypt1", $poll_hash);
$transaction_crypt1 = find_string("-----crypt1=", "-----crypt2", $poll_hash);
$transaction_crypt2 = find_string("-----crypt2=", "-----crypt3", $poll_hash);
$transaction_crypt3 = find_string("-----crypt3=", "-----hash", $poll_hash);
$transaction_hash = find_string("-----hash=", "-----attribute", $poll_hash);
$transaction_attribute = find_string("-----attribute=", "-----end", $poll_hash);
$transaction_qhash = find_string("---qhash=", "---endqhash", $poll_hash);
// If a qhash is included, use this to verify the data
if (empty($transaction_qhash) == FALSE) {
$qhash = $transaction_timestamp . $transaction_public_key . $transaction_crypt1 . $transaction_crypt2 . $transaction_crypt3 . $transaction_hash . $transaction_attribute;
$qhash = hash('md5', $qhash);
// Compare hashes to make sure data is intact
if ($transaction_qhash != $qhash) {
write_log("Queue Hash Data MisMatch for Public Key: " . $transaction_public_key, "QC");
}
if (rand(1, 4) == 2) {
// Poll a random block from a random peer for random accuracy :)
// Within the range of the current foundation block to now
$current_foundation_block = foundation_cycle(0, TRUE) * 500;
$random_block = rand($current_foundation_block, transaction_cycle(-1, TRUE));
$sql = perm_peer_mode();
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
if ($sql_num_results > 0) {
$sql_row = mysql_fetch_array($sql_result);
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 65, "transclerk.php?action=block_hash&block_number={$random_block}");
if (empty($poll_peer) == TRUE) {
// Add failure points to the peer in case further issues
modify_peer_grade($ip_address, $domain, $subfolder, $port_number, 4);
}
if (empty($poll_peer) == FALSE && strlen($poll_peer) > 60) {
// Do a real hash compare
$current_generation_block = transaction_cycle(0, TRUE);
$time1 = transaction_cycle(0 - $current_generation_block + $random_block);
$time2 = transaction_cycle(0 - $current_generation_block + 1 + $random_block);
$sql = "SELECT hash FROM `transaction_history` WHERE `timestamp` >= {$time1} AND `timestamp` < {$time2} ORDER BY `timestamp`, `hash`";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
$random_hash_build = 0;
if ($sql_num_results > 0) {
for ($i = 0; $i < $sql_num_results; $i++) {
$transaction_info = tk_decrypt($public_key, base64_decode($crypt1));
if ($transaction_info == $crypt2) {
// Check the IP/Domain field and poll the IP to see if
// there is a valid Timekoin server at the address.
$crypt3_data = tk_decrypt($public_key, base64_decode($crypt3));
$peer_ip = find_string("---ip=", "---domain", $crypt3_data);
$peer_domain = find_string("---domain=", "---subfolder", $crypt3_data);
$peer_subfolder = find_string("---subfolder=", "---port", $crypt3_data);
$peer_port_number = find_string("---port=", "---end", $crypt3_data);
$delete_request = find_string("---end=", "---end2", $crypt3_data);
// Check if IP is already in the generation peer list
$IP_exist1 = mysql_result(mysql_query("SELECT * FROM `generating_peer_list` WHERE `IP_Address` = '{$peer_ip}' LIMIT 1"), 0, 1);
// Calculate public key half-crypt-hash
$arr1 = str_split($public_key, 181);
// Poll the address that was encrypted to check for valid Timekoin server
$gen_key_crypt = base64_decode(poll_peer($peer_ip, $peer_domain, $peer_subfolder, $peer_port_number, 256, "genpeer.php?action=gen_key_crypt"));
$gen_key_crypt = tk_decrypt($public_key, $gen_key_crypt);
$domain_fail = FALSE;
// Reset Variable
if (empty($peer_domain) == FALSE) {
// Check if the hostname and IP fields actually match
// and not made up or unrelated.
$dns_ip = gethostbyname($peer_domain);
if ($dns_ip != $peer_ip) {
// No match between Domain IP and Encoded IP
$domain_fail = TRUE;
} else {
$domain_fail = FALSE;
}
}
// Does the public key half match what is encrypted in the 3rd crypt field from
if ($hash == $current_foundation_hash) {
write_log("Transaction Foundation #{$rand_block} checks out OK", "FO");
$repair_block = FALSE;
} else {
write_log("Transaction Foundation #{$rand_block} did NOT pass verification test. Transactions in this Foundation will be repaired.", "FO");
$repair_block = TRUE;
}
} else {
// Check foundation hash with peers
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 65, "foundation.php?action=block_hash&block_number={$rand_block}");
if (empty($poll_peer) == TRUE) {
// Add failure points to the peer in case further issues
modify_peer_grade($ip_address, $domain, $subfolder, $port_number, 4);
}
if ($current_foundation_hash === $poll_peer) {
$foundation_hash_match++;
} else {
if (empty($poll_peer) == FALSE && strlen($poll_peer) > 60) {
$foundation_hash_different++;
} else {
// Polling Errors can cause false corruption assumptions
$poll_errors++;
}
}
}
//Send a challenge hash to see if a timekoin server is active
$poll_challenge = rand(1, 999999);
$hash_solution = hash('crc32', $poll_challenge);
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 10, "peerlist.php?action=poll&challenge={$poll_challenge}");
if ($poll_peer == $hash_solution) {
//Got a response from an active Timekoin server
$poll_failures--;
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = {$poll_failures} WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
} else {
//No response, record polling failure for future reference
$poll_failures++;
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = '{$poll_failures}' WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
}
} else {
// Is the server full to capacity with peers?
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 10, "peerlist.php?action=join");
if ($poll_peer == "FULL") {
//Server is full, ramp up failure points to get it purged quicker
$poll_failures += 10;
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = '{$poll_failures}' WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
} else {
if ($poll_peer == "OK") {
//Got a response from an active Timekoin server that is not full to capacity yet
$poll_failures -= 5;
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = {$poll_failures} WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
}
}
}
}
// End Randomize Check
}
<tr><th>Peer</th><th>My Failure Score</th></tr>';
$my_domain = my_domain();
$my_subfolder = my_subfolder();
$my_port = my_port_number();
// Polling what the active peers have
$sql = "SELECT * FROM `active_peer_list`";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
// Poll and give my domain to check against
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 5, "peerlist.php?action=poll_failure&domain={$my_domain}&subfolder={$my_subfolder}&port={$my_port}");
if ($poll_peer == "") {
$poll_peer = "No Response";
} else {
$poll_peer = intval($poll_peer);
}
$body_string .= '<tr><td class="style2"><p style="word-wrap:break-word; font-size:12px;">' . $ip_address . $domain . ':' . $port_number . '/' . $subfolder . '</p></td>';
$body_string .= '<td class="style2"><p style="font-size:12px;">' . $poll_peer . '</p></td></tr>';
}
$body_string .= '</table></div>';
$quick_info = '<strong>Failure Scores</strong> that other peers have recorded for your server.';
home_screen('Failure Scores From Peers', NULL, $body_string, $quick_info);
exit;
}
if ($_GET["edit"] == "peer") {
if ($_GET["type"] == "new") {
function send_timekoins($my_private_key, $my_public_key, $send_to_public_key, $amount, $message)
{
if (empty($my_private_key) == TRUE || empty($my_public_key) == TRUE || empty($send_to_public_key) == TRUE) {
return FALSE;
}
ini_set('user_agent', 'Timekoin Client v' . TIMEKOIN_VERSION);
ini_set('default_socket_timeout', 3);
// Timeout for request in seconds
$arr1 = str_split($send_to_public_key, 181);
$encryptedData1 = tk_encrypt($my_private_key, $arr1[0]);
$encryptedData64_1 = base64_encode($encryptedData1);
$encryptedData2 = tk_encrypt($my_private_key, $arr1[1]);
$encryptedData64_2 = base64_encode($encryptedData2);
// Sanitization of message
// Filter symbols that might lead to a transaction hack attack
$symbols = array("|", "?", "=");
// SQL + URL
$message = str_replace($symbols, "", $message);
// Trim any message to 64 characters max and filter any sql
$message = filter_sql(substr($message, 0, 64));
$transaction_data = "AMOUNT={$amount}---TIME=" . time() . "---HASH=" . hash('sha256', $encryptedData64_1 . $encryptedData64_2) . "---MSG={$message}";
$encryptedData3 = tk_encrypt($my_private_key, $transaction_data);
$encryptedData64_3 = base64_encode($encryptedData3);
$triple_hash_check = hash('sha256', $encryptedData64_1 . $encryptedData64_2 . $encryptedData64_3);
$timestamp = transaction_cycle(0) + 1;
$attribute = "T";
$qhash = $timestamp . base64_encode($my_public_key) . $encryptedData64_1 . $encryptedData64_2 . $encryptedData64_3 . $triple_hash_check . $attribute;
$qhash = hash('md5', $qhash);
// Create map with request parameters
$params = array('timestamp' => $timestamp, 'public_key' => base64_encode($my_public_key), 'crypt_data1' => $encryptedData64_1, 'crypt_data2' => $encryptedData64_2, 'crypt_data3' => $encryptedData64_3, 'hash' => $triple_hash_check, 'attribute' => $attribute, 'qhash' => $qhash);
// Build Http query using params
$query = http_build_query($params);
// Create Http context details
$contextData = array('method' => 'POST', 'header' => "Connection: close\r\n" . "Content-Length: " . strlen($query) . "\r\n", 'content' => $query);
// Create context resource for our request
$context = stream_context_create(array('http' => $contextData));
// Try all Active Peer Servers
$sql_result = mysql_query("SELECT * FROM `active_peer_list` ORDER BY RAND()");
$sql_num_results = mysql_num_rows($sql_result);
$return_results;
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$code = $sql_row["code"];
$poll_peer = filter_sql(poll_peer($ip_address, $domain, $subfolder, $port_number, 5, "api.php?action=send_tk&hash={$code}", $context));
if ($poll_peer == "OK") {
write_log("Peer: [{$ip_address}{$domain}:{$port_number}/{$subfolder}] Accepted the Transaction for Processing", "T");
$return_results = TRUE;
}
}
if ($return_results == TRUE) {
// Success in sending transaction
return TRUE;
} else {
// No peer servers accepted the transaction data :(
write_log("No Peers Accepted the Transaction", "T");
return FALSE;
}
}
$body_string = '<div class="table"><table class="listing" border="0" cellspacing="0" cellpadding="0" >
<tr><th>Peer</th><th>Time</th><th>Variance</th><th>Ping</th></tr>';
// Add more possible peers to the new peer list by polling what the active peers have
$sql = "SELECT * FROM `active_peer_list`";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
$response_counter = 0;
$variance_total = 0;
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$my_micro_time = microtime(TRUE);
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 12, "peerlist.php?action=polltime");
$my_time = time();
if ($my_time == $poll_peer && empty($poll_peer) == FALSE) {
$variance = '0 seconds';
$micro_time_variance = round((microtime(TRUE) - $my_micro_time) * 1000) . " ms";
$response_counter++;
} else {
if (empty($poll_peer) == FALSE) {
$variance = $my_time - $poll_peer;
$response_counter++;
$variance_total = $variance_total + abs($variance);
$micro_time_variance = round((microtime(TRUE) - $my_micro_time) * 1000) . " ms";
if ($variance > 1) {
$variance = '+' . $variance . ' seconds';
} else {
if ($variance == 1) {
function peer_list()
{
ini_set('user_agent', 'Timekoin Client (Peerlist) v' . TIMEKOIN_VERSION);
ini_set('default_socket_timeout', 2);
// Timeout for request in seconds
$max_active_peers = mysql_result(mysql_query("SELECT * FROM `options` WHERE `field_name` = 'max_active_peers' LIMIT 1"), 0, "field_data");
$max_new_peers = mysql_result(mysql_query("SELECT * FROM `options` WHERE `field_name` = 'max_new_peers' LIMIT 1"), 0, "field_data");
// How many active peers do we have?
$active_peers = mysql_result(mysql_query("SELECT COUNT(join_peer_list) FROM `active_peer_list`"), 0);
$new_peers = mysql_result(mysql_query("SELECT COUNT(poll_failures) FROM `new_peers_list`"), 0);
if ($active_peers == 0) {
// No active or new peers to poll from, start with the first contact servers
// and copy them to the new peer list
$sql = "SELECT * FROM `options` WHERE `field_name` = 'first_contact_server'";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
write_log("Peer List Empty. Adding First Contact Servers.", "PL");
// First Contact Server Format
//---ip=192.168.0.1---domain=timekoin.com---subfolder=timekoin---port=80---code=guest---end
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
$peer_ip = find_string("---ip=", "---domain", $sql_row["field_data"]);
$peer_domain = find_string("---domain=", "---subfolder", $sql_row["field_data"]);
$peer_subfolder = find_string("---subfolder=", "---port", $sql_row["field_data"]);
$peer_port_number = find_string("---port=", "---code", $sql_row["field_data"]);
$peer_code = find_string("---code=", "---end", $sql_row["field_data"]);
// Insert into database as first contact server(s)
$sql = "INSERT INTO `active_peer_list` (`IP_Address` ,`domain` ,`subfolder` ,`port_number` ,`last_heartbeat`, `join_peer_list`, `failed_sent_heartbeat`, `code`)\n\t\t\tVALUES ('{$peer_ip}', '{$peer_domain}', '{$peer_subfolder}', '{$peer_port_number}', UNIX_TIMESTAMP(), UNIX_TIMESTAMP(), '0', '{$peer_code}');";
mysql_query($sql);
$active_peers++;
}
}
if ($active_peers < $max_active_peers) {
//Start polling peers from the new peers list
$sql = "SELECT * FROM `new_peers_list` ORDER BY RAND() LIMIT 10";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
// Peer difference
$peer_difference_count = $max_active_peers - $active_peers;
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$poll_failures = $sql_row["poll_failures"];
$code = $sql_row["code"];
// Check to make sure that this peer is not already in our active peer list
$duplicate_check1 = mysql_result(mysql_query("SELECT * FROM `active_peer_list` WHERE `IP_Address` = '{$ip_address}' LIMIT 1"), 0, 0);
$duplicate_check2 = mysql_result(mysql_query("SELECT * FROM `active_peer_list` WHERE `domain` LIKE '{$domain}' LIMIT 1"), 0, 1);
if (empty($ip_address) == TRUE) {
//Don't have an IP address, check for duplicate domain or my own domain
if (empty($duplicate_check2) == TRUE) {
// Neither IP nor Domain exist
$duplicate_peer = FALSE;
} else {
$duplicate_peer = TRUE;
}
} else {
// Using IP only, is there a duplicate IP or Domain
if (empty($duplicate_check1) == TRUE && empty($duplicate_check2) == TRUE) {
$duplicate_peer = FALSE;
} else {
$duplicate_peer = TRUE;
}
}
if ($duplicate_peer == FALSE) {
// Poll Peer for Access
if (empty($code) == TRUE) {
// Try guest access
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 5, "api.php?action=tk_hash_status&hash=guest");
} else {
// Using custom code for peer
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 5, "api.php?action=tk_hash_status&hash={$code}");
}
if ($poll_peer == TRUE) {
// Add this peer to the active list
// Insert this peer into our active peer table
// Save only domain name if both IP and Domain exist
if (empty($domain) == FALSE) {
$ip_address = NULL;
}
if (empty($code) == TRUE) {
$code = "guest";
}
// Store new peer in active list
$sql = "INSERT INTO `active_peer_list` (`IP_Address` ,`domain` ,`subfolder` ,`port_number` ,`last_heartbeat` ,`join_peer_list` ,`failed_sent_heartbeat` ,`code`)\n\t\t\tVALUES ('{$ip_address}', '{$domain}', '{$subfolder}', '{$port_number}', '" . time() . "', '" . time() . "', '0', '{$code}');";
if (mysql_query($sql) == TRUE) {
// Subtract 1 from the peer difference count
$peer_difference_count--;
write_log("Joined with Peer {$ip_address}:{$domain}:{$port_number}/{$subfolder}", "PL");
}
} else {
//No response, record polling failure for future reference
$poll_failures++;
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = '{$poll_failures}' WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
}
} else {
// Active response will remove poll failures
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = 0 WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
}
// Check to see if enough peers have been added
if ($peer_difference_count <= 0) {
// Break out of loop
break;
}
}
// End For Loop
}
// End Active vs Max Peer Check
//***********************************************************************************
// Add more peers to the new peers list to satisfy new peer limit
// How many new peers do we have now?
$sql = "SELECT * FROM `new_peers_list`";
$new_peers_numbers = mysql_num_rows(mysql_query($sql));
if ($new_peers_numbers < $max_new_peers && rand(1, 3) == 2) {
// Add more possible peers to the new peer list by polling what the active peers have
$sql = "SELECT * FROM `active_peer_list` ORDER BY RAND() LIMIT 10";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
$new_peer_difference = $max_new_peers - $new_peers_numbers;
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 10000, "peerlist.php?action=new_peers");
$peer_counter = 1;
// Reset peer counter
while ($peer_counter <= 15) {
$peer_IP = NULL;
$peer_domain = NULL;
$peer_subfolder = NULL;
$peer_port_number = NULL;
// Sort Data
$peer_IP = find_string("-----IP{$peer_counter}=", "-----domain{$peer_counter}", $poll_peer);
$peer_domain = find_string("-----domain{$peer_counter}=", "-----subfolder{$peer_counter}", $poll_peer);
$peer_subfolder = find_string("-----subfolder{$peer_counter}=", "-----port_number{$peer_counter}", $poll_peer);
$peer_port_number = find_string("-----port_number{$peer_counter}=", "-----", $poll_peer);
if (is_domain_valid($peer_domain) == FALSE) {
// Someone is using an IP address or Localhost :p
$peer_domain = NULL;
}
if (empty($peer_port_number) == TRUE && empty($peer_subfolder) == TRUE) {
// No more peers, end this loop early
break;
}
if (empty($peer_IP) == TRUE && empty($peer_domain) == TRUE) {
$duplicate_peer == TRUE;
// Flag to avoid putting blank entry in database
} else {
// Check to make sure that this peer is not already in our new peer list
$duplicate_check1 = mysql_result(mysql_query("SELECT * FROM `new_peers_list` WHERE `IP_Address` = '{$peer_IP}' LIMIT 1"), 0, 0);
$duplicate_check2 = mysql_result(mysql_query("SELECT * FROM `new_peers_list` WHERE `domain` LIKE '{$peer_domain}' LIMIT 1"), 0, 1);
if (empty($peer_IP) == TRUE) {
//Don't have an IP address, check for duplicate domain
if (empty($duplicate_check2) == TRUE) {
// Neither IP nor Domain exist
$duplicate_peer = FALSE;
} else {
$duplicate_peer = TRUE;
}
} else {
// Using IP only, is there a duplicate
if (empty($duplicate_check1) == TRUE) {
if (empty($duplicate_check2) == FALSE) {
$duplicate_peer = TRUE;
} else {
$duplicate_peer = TRUE;
}
} else {
$duplicate_peer = TRUE;
}
}
}
if ($duplicate_peer == FALSE) {
// Save only domain name if both IP and Domain exist
if (empty($peer_domain) == FALSE) {
$peer_IP = NULL;
}
if (empty($peer_IP) == FALSE || empty($peer_domain) == FALSE) {
// This is a fresh new peer, add it to the database list
$sql = "INSERT INTO `new_peers_list` (`IP_Address` ,`domain` ,`subfolder` ,`port_number` ,`poll_failures` ,`code`)\n\t\t\t\tVALUES ('{$peer_IP}', '{$peer_domain}', '{$peer_subfolder}', '{$peer_port_number}', '0', 'guest')";
if (mysql_query($sql) == TRUE) {
// Subtract one from total left to find
$new_peer_difference--;
}
}
}
if ($new_peer_difference <= 0) {
// Enough new peers saved, break out of while loop early
break;
}
$peer_counter++;
}
// End While loop check
if ($new_peer_difference <= 0) {
// Enough new peers saved, break out of for loop early
break;
}
}
// End For loop check
}
// End New Peers vs Max New Peers check
//***********************************************************************************
// Send a heartbeat to all active peers in our list to make sure they are still online
$sql = "SELECT * FROM `active_peer_list`";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
if (rand(1, 3) == 2) {
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$last_heartbeat = $sql_row["last_heartbeat"];
$join_peer_list = $sql_row["join_peer_list"];
$failed_sent_heartbeat = $sql_row["failed_sent_heartbeat"];
$code = $sql_row["code"];
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 5, "api.php?action=tk_hash_status&hash={$code}");
if ($poll_peer == TRUE) {
//Got a response from an active Timekoin server
mysql_query("UPDATE `active_peer_list` SET `last_heartbeat` = '" . time() . "', `failed_sent_heartbeat` = 0 WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
} else {
//No response, record polling failure for future reference
$failed_sent_heartbeat++;
mysql_query("UPDATE `active_peer_list` SET `failed_sent_heartbeat` = '{$failed_sent_heartbeat}' WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
}
}
// End Randomize Check
}
// End for Loop
// Remove all active peers that are offline for more than 5 minutes
if (rand(1, 2) == 2) {
mysql_query("DELETE QUICK FROM `active_peer_list` WHERE `last_heartbeat` < " . (time() - 300) . " AND `join_peer_list` != 0");
}
//***********************************************************************************
// Send a heartbeat to all reserve peers in our list to make sure they are still online
$sql = "SELECT * FROM `new_peers_list`";
$sql_result = mysql_query($sql);
$sql_num_results = mysql_num_rows($sql_result);
for ($i = 0; $i < $sql_num_results; $i++) {
$sql_row = mysql_fetch_array($sql_result);
if (rand(1, 3) == 2) {
$ip_address = $sql_row["IP_Address"];
$domain = $sql_row["domain"];
$subfolder = $sql_row["subfolder"];
$port_number = $sql_row["port_number"];
$poll_failures = $sql_row["poll_failures"];
// Query Server for valid Hashcode
$poll_peer = poll_peer($ip_address, $domain, $subfolder, $port_number, 5, "api.php?action=tk_hash_status&hash={$code}");
if ($poll_peer == TRUE) {
//Got a response from an active Timekoin server
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = 0 WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
} else {
//No response, record polling failure for future reference
$poll_failures++;
mysql_query("UPDATE `new_peers_list` SET `poll_failures` = '{$poll_failures}' WHERE `IP_Address` = '{$ip_address}' AND `domain` = '{$domain}' AND `subfolder` = '{$subfolder}' AND `port_number` = {$port_number} LIMIT 1");
}
}
// End Randomize Check
}
// End for Loop
// Clean up reserve peer list by removing those that have no responded for over 6 poll attempts
if (rand(1, 2) == 2) {
mysql_query("DELETE QUICK FROM `new_peers_list` WHERE `poll_failures` > 6");
}
return;
}
