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Step 3: Update the network params

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langerhans
2014-10-18 20:39:05 +02:00
parent ac896faac9
commit dc689369f8
3 changed files with 93 additions and 47 deletions
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53
core/src/main/java/com/dogecoin/dogecoinj/core/NetworkParameters.java
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@@ -21,6 +21,7 @@ import com.dogecoin.dogecoinj.params.*;
import com.dogecoin.dogecoinj.script.Script;
import com.dogecoin.dogecoinj.script.ScriptOpCodes;
import com.google.common.base.Objects;
import org.spongycastle.util.encoders.Hex;
import javax.annotation.Nullable;
import java.io.ByteArrayOutputStream;
@@ -47,16 +48,16 @@ public abstract class NetworkParameters implements Serializable {
/**
* The alert signing key originally owned by Satoshi, and now passed on to Gavin along with a few others.
*/
public static final byte[] SATOSHI_KEY = Utils.HEX.decode("04fc9702847840aaf195de8442ebecedf5b095cdbb9bc716bda9110971b28a49e0ead8564ff0db22209e0374782c093bb899692d524e9d6a6956e7c5ecbcd68284");
public static final byte[] SATOSHI_KEY = Hex.decode("04d4da7a5dae4db797d9b0644d57a5cd50e05a70f36091cd62e2fc41c98ded06340be5a43a35e185690cd9cde5d72da8f6d065b499b06f51dcfba14aad859f443a");
/** The string returned by getId() for the main, production network where people trade things. */
public static final String ID_MAINNET = "org.bitcoin.production";
public static final String ID_MAINNET = "org.dogecoin.production";
/** The string returned by getId() for the testnet. */
public static final String ID_TESTNET = "org.bitcoin.test";
public static final String ID_TESTNET = "org.dogecoin.test";
/** The string returned by getId() for regtest mode. */
public static final String ID_REGTEST = "org.bitcoin.regtest";
public static final String ID_REGTEST = "org.dogecoin.regtest";
/** Unit test network. */
public static final String ID_UNITTESTNET = "org.bitcoinj.unittest";
public static final String ID_UNITTESTNET = "org.dogecoinj.unittest";
/** The string used by the payment protocol to represent the main net. */
public static final String PAYMENT_PROTOCOL_ID_MAINNET = "main";
@@ -73,7 +74,10 @@ public abstract class NetworkParameters implements Serializable {
protected int p2shHeader;
protected int dumpedPrivateKeyHeader;
protected int interval;
protected int newInterval;
protected int targetTimespan;
protected int newTargetTimespan;
protected int diffChangeTarget;
protected byte[] alertSigningKey;
/**
@@ -105,13 +109,13 @@ public abstract class NetworkParameters implements Serializable {
//
// "The Times 03/Jan/2009 Chancellor on brink of second bailout for banks"
byte[] bytes = Utils.HEX.decode
("04ffff001d0104455468652054696d65732030332f4a616e2f32303039204368616e63656c6c6f72206f6e206272696e6b206f66207365636f6e64206261696c6f757420666f722062616e6b73");
("04ffff001d0104084e696e746f6e646f");
t.addInput(new TransactionInput(n, t, bytes));
ByteArrayOutputStream scriptPubKeyBytes = new ByteArrayOutputStream();
Script.writeBytes(scriptPubKeyBytes, Utils.HEX.decode
("04678afdb0fe5548271967f1a67130b7105cd6a828e03909a67962e0ea1f61deb649f6bc3f4cef38c4f35504e51ec112de5c384df7ba0b8d578a4c702b6bf11d5f"));
("040184710fa689ad5023690c80f3a49c8f13f8d45b8c857fbcbc8bc4a8e4d3eb4b10f4d4604fa08dce601aaf0f470216fe1b51850b4acf21b179c45070ac7b03a9"));
scriptPubKeyBytes.write(ScriptOpCodes.OP_CHECKSIG);
t.addOutput(new TransactionOutput(n, t, FIFTY_COINS, scriptPubKeyBytes.toByteArray()));
t.addOutput(new TransactionOutput(n, t, COIN.multiply(88), scriptPubKeyBytes.toByteArray()));
} catch (Exception e) {
// Cannot happen.
throw new RuntimeException(e);
@@ -120,9 +124,11 @@ public abstract class NetworkParameters implements Serializable {
return genesisBlock;
}
public static final int TARGET_TIMESPAN = 14 * 24 * 60 * 60; // 2 weeks per difficulty cycle, on average.
public static final int TARGET_SPACING = 10 * 60; // 10 minutes per block.
public static final int TARGET_TIMESPAN = 4 * 60 * 60; // 2 weeks per difficulty cycle, on average.
public static final int TARGET_TIMESPAN_NEW = 60; // 60s per difficulty cycle, on average. Kicks in after block 145k.
public static final int TARGET_SPACING = 1 * 60; // 10 minutes per block.
public static final int INTERVAL = TARGET_TIMESPAN / TARGET_SPACING;
public static final int INTERVAL_NEW = TARGET_TIMESPAN_NEW / TARGET_SPACING;
/**
* Blocks with a timestamp after this should enforce BIP 16, aka "Pay to script hash". This BIP changed the
@@ -133,8 +139,10 @@ public abstract class NetworkParameters implements Serializable {
/**
* The maximum number of coins to be generated
* This is 92bn! We don't expect single transactions or blocks with that value.
* Therefore we can assume this will suffice.
*/
public static final long MAX_COINS = 21000000;
public static final long MAX_COINS = Long.MAX_VALUE / Coin.SMALLEST_UNIT_EXPONENT;
/**
* The maximum money to be generated
@@ -304,13 +312,22 @@ public abstract class NetworkParameters implements Serializable {
/**
* How much time in seconds is supposed to pass between "interval" blocks. If the actual elapsed time is
* significantly different from this value, the network difficulty formula will produce a different value. Both
* test and production Bitcoin networks use 2 weeks (1209600 seconds).
* significantly different from this value, the network difficulty formula will produce a different value.
* Dogecoin before block 145k used 4 hours.
*/
public int getTargetTimespan() {
return targetTimespan;
}
/**
* How much time in seconds is supposed to pass between "interval" blocks. If the actual elapsed time is
* significantly different from this value, the network difficulty formula will produce a different value.
* Dogecoin after block 145k uses 60 seconds.
*/
public int getNewTargetTimespan() {
return newTargetTimespan;
}
/**
* The version codes that prefix addresses which are acceptable on this network. Although Satoshi intended these to
* be used for "versioning", in fact they are today used to discriminate what kind of data is contained in the
@@ -332,6 +349,16 @@ public abstract class NetworkParameters implements Serializable {
return interval;
}
/** How many blocks pass between difficulty adjustment periods. After new diff algo. */
public int getNewInterval() {
return newInterval;
}
/** Target for switch to new diff algo */
public int getDiffChangeTarget() {
return diffChangeTarget;
}
/** Maximum target represents the easiest allowable proof of work. */
public BigInteger getMaxTarget() {
return maxTarget;

56
core/src/main/java/com/dogecoin/dogecoinj/params/MainNetParams.java
View File

@@ -29,40 +29,54 @@ public class MainNetParams extends NetworkParameters {
public MainNetParams() {
super();
interval = INTERVAL;
newInterval = INTERVAL_NEW;
targetTimespan = TARGET_TIMESPAN;
maxTarget = Utils.decodeCompactBits(0x1d00ffffL);
dumpedPrivateKeyHeader = 128;
addressHeader = 0;
p2shHeader = 5;
newTargetTimespan = TARGET_TIMESPAN_NEW;
maxTarget = Utils.decodeCompactBits(0x1e0fffffL);
dumpedPrivateKeyHeader = 158; //This is always addressHeader + 128
addressHeader = 30;
p2shHeader = 22;
acceptableAddressCodes = new int[] { addressHeader, p2shHeader };
port = 8333;
packetMagic = 0xf9beb4d9L;
genesisBlock.setDifficultyTarget(0x1d00ffffL);
genesisBlock.setTime(1231006505L);
genesisBlock.setNonce(2083236893);
port = 22556;
packetMagic = 0xc0c0c0c0;
genesisBlock.setDifficultyTarget(0x1e0ffff0L);
genesisBlock.setTime(1386325540L);
genesisBlock.setNonce(99943L);
id = ID_MAINNET;
subsidyDecreaseBlockCount = 210000;
subsidyDecreaseBlockCount = 100000;
spendableCoinbaseDepth = 100;
diffChangeTarget = 145000;
String genesisHash = genesisBlock.getHashAsString();
checkState(genesisHash.equals("000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f"),
checkState(genesisHash.equals("1a91e3dace36e2be3bf030a65679fe821aa1d6ef92e7c9902eb318182c355691"),
genesisHash);
// This contains (at a minimum) the blocks which are not BIP30 compliant. BIP30 changed how duplicate
// transactions are handled. Duplicated transactions could occur in the case where a coinbase had the same
// extraNonce and the same outputs but appeared at different heights, and greatly complicated re-org handling.
// Having these here simplifies block connection logic considerably.
checkpoints.put(91722, new Sha256Hash("00000000000271a2dc26e7667f8419f2e15416dc6955e5a6c6cdf3f2574dd08e"));
checkpoints.put(91812, new Sha256Hash("00000000000af0aed4792b1acee3d966af36cf5def14935db8de83d6f9306f2f"));
checkpoints.put(91842, new Sha256Hash("00000000000a4d0a398161ffc163c503763b1f4360639393e0e4c8e300e0caec"));
checkpoints.put(91880, new Sha256Hash("00000000000743f190a18c5577a3c2d2a1f610ae9601ac046a38084ccb7cd721"));
checkpoints.put(200000, new Sha256Hash("000000000000034a7dedef4a161fa058a2d67a173a90155f3a2fe6fc132e0ebf"));
checkpoints.put( 0, new Sha256Hash("1a91e3dace36e2be3bf030a65679fe821aa1d6ef92e7c9902eb318182c355691"));
checkpoints.put( 42279, new Sha256Hash("8444c3ef39a46222e87584ef956ad2c9ef401578bd8b51e8e4b9a86ec3134d3a"));
checkpoints.put( 42400, new Sha256Hash("557bb7c17ed9e6d4a6f9361cfddf7c1fc0bdc394af7019167442b41f507252b4"));
checkpoints.put(104679, new Sha256Hash("35eb87ae90d44b98898fec8c39577b76cb1eb08e1261cfc10706c8ce9a1d01cf"));
checkpoints.put(128370, new Sha256Hash("3f9265c94cab7dc3bd6a2ad2fb26c8845cb41cff437e0a75ae006997b4974be6"));
checkpoints.put(145000, new Sha256Hash("cc47cae70d7c5c92828d3214a266331dde59087d4a39071fa76ddfff9b7bde72"));
checkpoints.put(165393, new Sha256Hash("7154efb4009e18c1c6a6a79fc6015f48502bcd0a1edd9c20e44cd7cbbe2eeef1"));
checkpoints.put(186774, new Sha256Hash("3c712c49b34a5f34d4b963750d6ba02b73e8a938d2ee415dcda141d89f5cb23a"));
checkpoints.put(199992, new Sha256Hash("3408ff829b7104eebaf61fd2ba2203ef2a43af38b95b353e992ef48f00ebb190"));
checkpoints.put(225000, new Sha256Hash("be148d9c5eab4a33392a6367198796784479720d06bfdd07bd547fe934eea15a"));
checkpoints.put(250000, new Sha256Hash("0e4bcfe8d970979f7e30e2809ab51908d435677998cf759169407824d4f36460"));
checkpoints.put(270639, new Sha256Hash("c587a36dd4f60725b9dd01d99694799bef111fc584d659f6756ab06d2a90d911"));
checkpoints.put(299742, new Sha256Hash("1cc89c0c8a58046bf0222fe131c099852bd9af25a80e07922918ef5fb39d6742"));
checkpoints.put(323141, new Sha256Hash("60c9f919f9b271add6ef5671e9538bad296d79f7fdc6487ba702bf2ba131d31d"));
checkpoints.put(339202, new Sha256Hash("8c29048df5ae9df38a67ea9470fdd404d281a3a5c6f33080cd5bf14aa496ab03"));
dnsSeeds = new String[] {
"seed.bitcoin.sipa.be", // Pieter Wuille
"dnsseed.bluematt.me", // Matt Corallo
"dnsseed.bitcoin.dashjr.org", // Luke Dashjr
"seed.bitcoinstats.com", // Chris Decker
"seed.bitnodes.io", // Addy Yeow
"seed.dogecoin.com",
"seed.mophides.com",
"seed.dglibrary.org",
"seed.dogechain.info",
};
}

31
core/src/main/java/com/dogecoin/dogecoinj/params/TestNet3Params.java
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@@ -19,6 +19,7 @@ package com.dogecoin.dogecoinj.params;
import com.dogecoin.dogecoinj.core.NetworkParameters;
import com.dogecoin.dogecoinj.core.Utils;
import org.spongycastle.util.encoders.Hex;
import static com.google.common.base.Preconditions.checkState;
@@ -30,24 +31,28 @@ public class TestNet3Params extends NetworkParameters {
public TestNet3Params() {
super();
id = ID_TESTNET;
// Genesis hash is 000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943
packetMagic = 0x0b110907;
// Genesis hash is bb0a78264637406b6360aad926284d544d7049f45189db5664f3c4d07350559e
packetMagic = 0xfcc1b7dc;
interval = INTERVAL;
newInterval = INTERVAL_NEW;
targetTimespan = TARGET_TIMESPAN;
maxTarget = Utils.decodeCompactBits(0x1d00ffffL);
port = 18333;
addressHeader = 111;
newTargetTimespan = TARGET_TIMESPAN_NEW;
maxTarget = Utils.decodeCompactBits(0x1e0fffffL);
port = 44556;
addressHeader = 113;
p2shHeader = 196;
acceptableAddressCodes = new int[] { addressHeader, p2shHeader };
dumpedPrivateKeyHeader = 239;
genesisBlock.setTime(1296688602L);
genesisBlock.setDifficultyTarget(0x1d00ffffL);
genesisBlock.setNonce(414098458);
spendableCoinbaseDepth = 100;
subsidyDecreaseBlockCount = 210000;
dumpedPrivateKeyHeader = 241;
genesisBlock.setTime(1391503289L);
genesisBlock.setDifficultyTarget(0x1e0ffff0L);
genesisBlock.setNonce(997879);
spendableCoinbaseDepth = 30;
subsidyDecreaseBlockCount = 100000;
String genesisHash = genesisBlock.getHashAsString();
checkState(genesisHash.equals("000000000933ea01ad0ee984209779baaec3ced90fa3f408719526f8d77f4943"));
alertSigningKey = Utils.HEX.decode("04302390343f91cc401d56d68b123028bf52e5fca1939df127f63c6467cdf9c8e2c14b61104cf817d0b780da337893ecc4aaff1309e536162dabbdb45200ca2b0a");
checkState(genesisHash.equals("bb0a78264637406b6360aad926284d544d7049f45189db5664f3c4d07350559e"));
alertSigningKey = Hex.decode("042756726da3c7ef515d89212ee1705023d14be389e25fe15611585661b9a20021908b2b80a3c7200a0139dd2b26946606aab0eef9aa7689a6dc2c7eee237fa834");
diffChangeTarget = 145000;
dnsSeeds = new String[] {
"testnet-seed.alexykot.me", // Alex Kotenko