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documentation + base58 fix

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Arionum
2018-02-22 19:22:28 +02:00
parent e1971dd741
commit 8a648dcc8a
18 changed files with 1749 additions and 226 deletions
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32
propagate.php
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@@ -26,13 +26,17 @@ OR OTHER DEALINGS IN THE SOFTWARE.
set_time_limit(360);
require_once("include/init.inc.php");
$block= new Block();
$type=san($argv[1]);
$type=san($argv[1]);
$id=san($argv[2]);
$debug=false;
// if debug mode, all data is printed to console, no background processes
if(trim($argv[5])=='debug') $debug=true;
$peer=san(trim($argv[3]));
// broadcasting a block to all peers
if((empty($peer)||$peer=='all')&&$type=="block"){
$whr="";
if($id=="current") {
@@ -40,16 +44,19 @@ if((empty($peer)||$peer=='all')&&$type=="block"){
$id=$current['id'];
}
$data=$block->export($id);
$id=san($id);
if($data===false||empty($data)) die("Could not export block");
$data=json_encode($data);
// cache it to reduce the load
$res=file_put_contents("tmp/$id",$data);
if($res===false) die("Could not write the cache file");
// broadcasting to all peers
$r=$db->run("SELECT * FROM peers WHERE blacklisted < UNIX_TIMESTAMP() AND reserve=0");
foreach($r as $x) {
// encode the hostname in base58 and sanitize the IP to avoid any second order shell injections
$host=base58_encode($x['hostname']);
$ip=filter_var($x['ip'], FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE);
// fork a new process to send the blocks async
if($debug) system("php propagate.php '$type' '$id' '$host' '$ip' debug");
else system("php propagate.php '$type' '$id' '$host' 'ip' > /dev/null 2>&1 &");
}
@@ -58,9 +65,9 @@ if((empty($peer)||$peer=='all')&&$type=="block"){
// broadcast a block to a single peer (usually a forked process from above)
if($type=="block"){
// current block or read cache
if($id=="current"){
$current=$block->current();
$data=$block->export($current['id']);
@@ -71,21 +78,23 @@ if($type=="block"){
$data=json_decode($data,true);
}
$hostname=base58_decode($peer);
// send the block as POST to the peer
echo "Block sent to $hostname:\n";
$response= peer_post($hostname."/peer.php?q=submitBlock",$data,60,$debug);
if($response=="block-ok") { echo "Block $i accepted. Exiting.\n"; exit;}
elseif($response['request']=="microsync"){
// the peer requested us to send more blocks, as it's behind
echo "Microsync request\n";
$height=intval($response['height']);
$bl=san($response['block']);
$current=$block->current();
// maximum microsync is 10 blocks, for more, the peer should sync by sanity
if($current['height']-$height>10) { echo "Height Differece too high\n"; exit; }
$last_block=$block->get($height);
// if their last block does not match our blockchain/fork, ignore the request
if ($last_block['id'] != $bl ) { echo "Last block does not match\n"; exit; }
echo "Sending the requested blocks\n";
//start sending the requested block
for($i=$height+1;$i<=$current['height'];$i++){
$data=$block->export("",$i);
$response = peer_post($hostname."/peer.php?q=submitBlock",$data,60,$debug);
@@ -94,25 +103,28 @@ if($type=="block"){
}
} elseif($response=="reverse-microsanity"){
// the peer informe us that we should run a microsanity
echo "Running microsanity\n";
$ip=trim($argv[4]);
$ip=filter_var($ip, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE);
if(empty($ip)) die("Invalid IP");
// fork a microsanity in a new process
system("php sanity.php microsanity '$ip' > /dev/null 2>&1 &");
}
else echo "Block not accepted!\n";
}
// broadcast a transaction to some peers
if($type=="transaction"){
$trx=new Transaction;
// get the transaction data
$data=$trx->export($id);
if(!$data){ echo "Invalid transaction id\n"; exit; }
// if the transaction was first sent locally, we will send it to all our peers, otherwise to just a few
if($data['peer']=="local") $r=$db->run("SELECT hostname FROM peers WHERE blacklisted < UNIX_TIMESTAMP()");
else $r=$db->run("SELECT hostname FROM peers WHERE blacklisted < UNIX_TIMESTAMP() AND reserve=0 ORDER by RAND() LIMIT ".$_config['transaction_propagation_peers']);
else $r=$db->run("SELECT hostname FROM peers WHERE blacklisted < UNIX_TIMESTAMP() AND reserve=0 ORDER by RAND() LIMIT ".intval($_config['transaction_propagation_peers']));
foreach($r as $x){
$res= peer_post($x['hostname']."/peer.php?q=submitTransaction",$data);
if(!$res) echo "Transaction not accepted\n";