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more prep and stubs for no metainfo

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This commit is contained in:
zzz
2010-12-20 00:05:03 +00:00
parent 4899a6d306
commit 7602999274
10 changed files with 318 additions and 68 deletions
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112
apps/i2psnark/java/src/org/klomp/snark/Snark.java
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@@ -317,31 +317,7 @@ public class Snark
stopped = true;
activity = "Network setup";
// "Taking Three as the subject to reason about--
// A convenient number to state--
// We add Seven, and Ten, and then multiply out
// By One Thousand diminished by Eight.
//
// "The result we proceed to divide, as you see,
// By Nine Hundred and Ninety Two:
// Then subtract Seventeen, and the answer must be
// Exactly and perfectly true.
// Create a new ID and fill it with something random. First nine
// zeros bytes, then three bytes filled with snark and then
// sixteen random bytes.
byte snark = (((3 + 7 + 10) * (1000 - 8)) / 992) - 17;
id = new byte[20];
Random random = I2PAppContext.getGlobalContext().random();
int i;
for (i = 0; i < 9; i++)
id[i] = 0;
id[i++] = snark;
id[i++] = snark;
id[i++] = snark;
while (i < 20)
id[i++] = (byte)random.nextInt(256);
id = generateID();
debug("My peer id: " + PeerID.idencode(id), Snark.INFO);
int port;
@@ -468,6 +444,64 @@ public class Snark
if (start)
startTorrent();
}
/**
* multitorrent, magnet
*
* @param torrent a fake name for now (not a file name)
* @param ih 20-byte info hash
* @since 0.8.4
*/
public Snark(I2PSnarkUtil util, String torrent, byte[] ih,
CompleteListener complistener, PeerCoordinatorSet peerCoordinatorSet,
ConnectionAcceptor connectionAcceptor, boolean start, String rootDir)
{
completeListener = complistener;
_util = util;
_peerCoordinatorSet = peerCoordinatorSet;
acceptor = connectionAcceptor;
this.torrent = torrent;
this.infoHash = ih;
this.rootDataDir = rootDir;
stopped = true;
id = generateID();
// All we have is an infoHash
// meta remains null
// storage remains null
if (start)
startTorrent();
}
private static byte[] generateID() {
// "Taking Three as the subject to reason about--
// A convenient number to state--
// We add Seven, and Ten, and then multiply out
// By One Thousand diminished by Eight.
//
// "The result we proceed to divide, as you see,
// By Nine Hundred and Ninety Two:
// Then subtract Seventeen, and the answer must be
// Exactly and perfectly true.
// Create a new ID and fill it with something random. First nine
// zeros bytes, then three bytes filled with snark and then
// sixteen random bytes.
byte snark = (((3 + 7 + 10) * (1000 - 8)) / 992) - 17;
byte[] rv = new byte[20];
Random random = I2PAppContext.getGlobalContext().random();
int i;
for (i = 0; i < 9; i++)
rv[i] = 0;
rv[i++] = snark;
rv[i++] = snark;
rv[i++] = snark;
while (i < 20)
rv[i++] = (byte)random.nextInt(256);
return rv;
}
/**
* Start up contacting peers and querying the tracker
*/
@@ -484,7 +518,7 @@ public class Snark
}
debug("Starting PeerCoordinator, ConnectionAcceptor, and TrackerClient", NOTICE);
activity = "Collecting pieces";
coordinator = new PeerCoordinator(_util, id, meta, storage, this, this);
coordinator = new PeerCoordinator(_util, id, infoHash, meta, storage, this, this);
if (_peerCoordinatorSet != null) {
// multitorrent
_peerCoordinatorSet.add(coordinator);
@@ -507,7 +541,7 @@ public class Snark
// restart safely, so lets build a new one to replace the old
if (_peerCoordinatorSet != null)
_peerCoordinatorSet.remove(coordinator);
PeerCoordinator newCoord = new PeerCoordinator(_util, id, meta, storage, this, this);
PeerCoordinator newCoord = new PeerCoordinator(_util, id, infoHash, meta, storage, this, this);
if (_peerCoordinatorSet != null)
_peerCoordinatorSet.add(newCoord);
coordinator = newCoord;
@@ -516,18 +550,17 @@ public class Snark
if (!trackerclient.started() && !coordinatorChanged) {
trackerclient.start();
} else if (trackerclient.halted() || coordinatorChanged) {
try
{
storage.reopen(rootDataDir);
}
catch (IOException ioe)
{
try { storage.close(); } catch (IOException ioee) {
ioee.printStackTrace();
}
fatal("Could not reopen storage", ioe);
}
TrackerClient newClient = new TrackerClient(_util, coordinator.getMetaInfo(), coordinator, this);
if (storage != null) {
try {
storage.reopen(rootDataDir);
} catch (IOException ioe) {
try { storage.close(); } catch (IOException ioee) {
ioee.printStackTrace();
}
fatal("Could not reopen storage", ioe);
}
}
TrackerClient newClient = new TrackerClient(_util, meta, coordinator, this);
if (!trackerclient.halted())
trackerclient.halt();
trackerclient = newClient;
@@ -601,6 +634,7 @@ public class Snark
* @since 0.8.4
*/
public byte[] getInfoHash() {
// should always be the same
if (meta != null)
return meta.getInfoHash();
return infoHash;