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Android adjustments

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+ property to omit all transactions , for blockchain rip only
+ connections dead kill the timers - fix
+onPeerDisconnect in EthereumListener
+LRUMap wasn't thread safe, todo: implement eviction policy
+ NPE in Trie edge cases
This commit is contained in:
romanman 2014-08-08 21:56:23 +03:00
parent d63cc83976
commit c7dd99e358
11 changed files with 125 additions and 16 deletions
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7
ethereumj-core/src/main/java/org/ethereum/config/SystemProperties.java
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@ -32,6 +32,7 @@ public class SystemProperties {
private static String DEFAULT_DATABASE_DIR = System.getProperty("user.dir");
private static Boolean DEFAULT_DUMP_CLEAN_ON_RESTART = true;
private static Boolean DEFAULT_PLAY_VM = true;
private static Boolean DEFAULT_BLOCKCHAIN_ONLY = false;
private static int DEFAULT_TRACE_STARTBLOCK = -1;
private static byte DEFAULT_MAX_BLOCKS_ASK = 10;
private static int DEFAULT_MAX_BLOCKS_QUEUED = 300;
@ -175,6 +176,12 @@ public class SystemProperties {
return Boolean.parseBoolean(prop.getProperty("play.vm"));
}
public Boolean blockChainOnly() {
if(prop.isEmpty()) return DEFAULT_BLOCKCHAIN_ONLY;
return Boolean.parseBoolean(prop.getProperty("blockchain.only"));
}
public Byte maxBlocksAsk() {
if(prop.isEmpty()) return DEFAULT_MAX_BLOCKS_ASK;
return Byte.parseByte(prop.getProperty("max.blocks.ask"));

23
ethereumj-core/src/main/java/org/ethereum/core/Blockchain.java
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@ -166,11 +166,20 @@ public class Blockchain {
public void processBlock(Block block) {
if(block.isValid()) {
if (!block.isGenesis()) {
for (Transaction tx : block.getTransactionsList())
// TODO: refactor the wallet pending transactions to the world manager
WorldManager.getInstance().addWalletTransaction(tx);
this.applyBlock(block);
WorldManager.getInstance().getWallet().processBlock(block);
if (!CONFIG.blockChainOnly()) {
for (Transaction tx : block.getTransactionsList())
// TODO: refactor the wallet pending transactions to the world manager
WorldManager.getInstance().addWalletTransaction(tx);
this.applyBlock(block);
WorldManager.getInstance().getWallet().processBlock(block);
repository.dumpState(block.getNumber(), 0,
null);
}
}
this.storeBlock(block);
} else {
@ -196,12 +205,10 @@ public class Blockchain {
for (Block uncle : block.getUncleList()) {
repository.addBalance(uncle.getCoinbase(), Block.UNCLE_REWARD);
}
repository.dumpState(block.getNumber(), 0,
null);
}
public void storeBlock(Block block) {
/* Debug check to see if the state is still as expected */
if(logger.isWarnEnabled()) {
String blockStateRootHash = Hex.toHexString(block.getStateRoot());

20
ethereumj-core/src/main/java/org/ethereum/db/DatabaseImpl.java
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@ -15,6 +15,7 @@ import org.iq80.leveldb.DBIterator;
import org.iq80.leveldb.Options;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.spongycastle.util.encoders.Hex;
/**
* Generic interface for Ethereum database
@ -26,7 +27,7 @@ import org.slf4j.LoggerFactory;
*/
public class DatabaseImpl implements Database {
private static Logger logger = LoggerFactory.getLogger(DatabaseImpl.class);
private static Logger logger = LoggerFactory.getLogger("db");
private DB db;
private String name;
@ -51,6 +52,23 @@ public class DatabaseImpl implements Database {
// logger.debug("Showing database stats");
// String stats = DATABASE.getProperty("leveldb.stats");
// logger.debug(stats);
if (logger.isTraceEnabled()){
logger.trace("dump for: {}", fileLocation.toString());
DBIterator iter = db.iterator();
while(iter.hasNext()){
byte[] key = iter.peekNext().getKey();
byte[] value = iter.peekNext().getValue();
logger.trace("key={}, value={}", Hex.toHexString(key), Hex.toHexString(value));
iter.next();
}
}
} catch (IOException ioe) {
logger.error(ioe.getMessage(), ioe);
throw new RuntimeException("Can't initialize database");

2
ethereumj-core/src/main/java/org/ethereum/db/Repository.java
View File

@ -187,7 +187,7 @@ public class Repository {
byte[] accountStateRLP = accountStateDB.get(addr);
if (accountStateRLP.length == 0)
if (accountStateRLP == null || accountStateRLP.length == 0)
return null;
AccountState state = new AccountState(accountStateRLP);

1
ethereumj-core/src/main/java/org/ethereum/listener/EthereumListener.java
View File

@ -16,5 +16,6 @@ public interface EthereumListener {
public void onBlock(Block block);
public void onRecvMessage(Message message);
public void onSendMessage(Message message);
public void onPeerDisconnect(String host, long port);
}

39
ethereumj-core/src/main/java/org/ethereum/listener/EthereumListenerAdapter.java Normal file
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@ -0,0 +1,39 @@
package org.ethereum.listener;
import org.ethereum.core.Block;
import org.ethereum.net.message.Message;
/**
* www.ethereumJ.com
*
* @author: Roman Mandeleil
* Created on: 08/08/2014 15:22
*/
public class EthereumListenerAdapter implements EthereumListener {
@Override
public void trace(String output) {
}
@Override
public void onBlock(Block block) {
}
@Override
public void onRecvMessage(Message message) {
}
@Override
public void onSendMessage(Message message) {
}
@Override
public void onPeerDisconnect(String host, long port) {
}
}

20
ethereumj-core/src/main/java/org/ethereum/net/client/ClientPeer.java
View File

@ -7,6 +7,7 @@ import io.netty.channel.socket.nio.NioSocketChannel;
import io.netty.handler.timeout.ReadTimeoutHandler;
import org.ethereum.core.Transaction;
import org.ethereum.listener.EthereumListener;
import org.ethereum.manager.WorldManager;
import org.ethereum.net.EthereumMessageSizeEstimator;
import org.ethereum.net.PeerListener;
@ -16,6 +17,7 @@ import org.slf4j.LoggerFactory;
import org.spongycastle.util.encoders.Hex;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.TimeUnit;
import static org.ethereum.config.SystemProperties.CONFIG;
@ -76,10 +78,28 @@ public class ClientPeer {
// Wait until the connection is closed.
f.channel().closeFuture().sync();
} catch (InterruptedException ie) {
logger.error("-- ClientPeer: catch (InterruptedException ie) --", ie);
} finally {
workerGroup.shutdownGracefully();
handler.killTimers();
List<PeerData> peers = WorldManager.getInstance().getPeers();
for (PeerData peer : peers){
if (host.equals(peer.getInetAddress().getHostAddress()) &&
port == peer.getPort()){
peer.setOnline(false);
}
}
EthereumListener listener = WorldManager.getInstance().getListener();
if (listener != null){
listener.onPeerDisconnect(host, port);
}
}
}

8
ethereumj-core/src/main/java/org/ethereum/net/client/EthereumProtocolHandler.java
View File

@ -378,4 +378,12 @@ public class EthereumProtocolHandler extends ChannelInboundHandlerAdapter {
new GetChainMessage( SystemProperties.CONFIG.maxBlocksAsk(), hash);
sendMsg(chainMessage);
}
public void killTimers(){
chainAskTimer.cancel();
chainAskTimer.purge();
timer.cancel();
timer.purge();
}
}

4
ethereumj-core/src/main/java/org/ethereum/trie/Trie.java
View File

@ -135,7 +135,8 @@ public class Trie implements TrieFacade {
}
byte[] k = binToNibbles(key);
Value c = new Value( this.get(this.root, k) );
return c.asBytes();
return (c == null)? null : c.asBytes();
}
/**
@ -172,6 +173,7 @@ public class Trie implements TrieFacade {
}
Value currentNode = this.getNode(node);
if (currentNode == null) return null;
if (currentNode.length() == PAIR_SIZE) {
// Decode the key

8
ethereumj-core/src/main/java/org/ethereum/util/LRUMap.java
View File

@ -2,23 +2,27 @@ package org.ethereum.util;
import java.util.LinkedHashMap;
import java.util.Map;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ConcurrentSkipListMap;
/**
* Simple LRU map used for reusing lookup values.
*/
public class LRUMap<K,V> extends LinkedHashMap<K,V> {
public class LRUMap<K,V> extends ConcurrentHashMap<K,V> {
private static final long serialVersionUID = 1L;
protected final int maxEntries;
public LRUMap(int initialEntries, int maxEntries) {
super(initialEntries, 0.8f, true);
super(initialEntries, 0.8f, 3);
this.maxEntries = maxEntries;
}
/* todo: temporary removed during concurrent impl
@Override
protected boolean removeEldestEntry(Map.Entry<K,V> eldest) {
return size() > maxEntries;
}
*/
}

5
ethereumj-core/src/main/java/org/ethereum/util/Value.java
View File

@ -14,12 +14,15 @@ public class Value {
private Object value;
public static Value fromRlpEncoded(byte[] data) {
if (data.length != 0) {
if (data != null && data.length != 0) {
return new Value(RLP.decode(data, 0).getDecoded());
} return null;
}
public Value(Object obj) {
if (obj == null) return;
if (obj instanceof Value) {
this.value = ((Value) obj).asObj();
} else {