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Handshake Hard Fork - Arbitrary DNS Records, Supply Reallocation, and Tree Interval #952

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Handshake Hard Fork - Arbitrary DNS Records, Supply Reallocation, and Tree Interval #952

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35 changes: 35 additions & 0 deletions lib/blockchain/chain.js
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Original file line number Diff line number Diff line change
Expand Up @@ -25,6 +25,7 @@ const CoinView = require('../coins/coinview');
const Script = require('../script/script');
const {VerifyError} = require('../protocol/errors');
const {OwnershipProof} = require('../covenants/ownership');
const Address = require('../primitives/address');
const AirdropProof = require('../primitives/airdropproof');
const {CriticalError} = require('../errors');
const thresholdStates = common.thresholdStates;
Expand Down Expand Up @@ -918,13 +919,47 @@ class Chain extends AsyncEmitter {
// Make sure the miner isn't trying to conjure more coins.
reward += consensus.getReward(height, interval);

// Add reallocation amount at hard fork height.
if (height === this.network.reallocationHeight
&& consensus.AIRDROP_REALLOCATION > 0) {
reward += consensus.AIRDROP_REALLOCATION;
}

if (block.getClaimed() > reward) {
throw new VerifyError(block,
'invalid',
'bad-cb-amount',
0);
}

// Validate reallocation output at hard fork height.
if (height === this.network.reallocationHeight
&& this.network.reallocationAddress
&& consensus.AIRDROP_REALLOCATION > 0) {
const cb = block.txs[0];
const addr = Address.fromString(
this.network.reallocationAddress,
this.network
);

let found = false;

for (const output of cb.outputs) {
if (output.value === consensus.AIRDROP_REALLOCATION
&& output.address.equals(addr)) {
found = true;
break;
}
}

if (!found) {
throw new VerifyError(block,
'invalid',
'bad-cb-reallocation',
100);
}
}

// Push onto verification queue.
const jobs = [];
for (let i = 0; i < block.txs.length; i++) {
Expand Down
2 changes: 1 addition & 1 deletion lib/covenants/rules.js
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Original file line number Diff line number Diff line change
Expand Up @@ -113,7 +113,7 @@ rules.MAX_NAME_SIZE = 63;
* @default
*/

rules.MAX_RESOURCE_SIZE = 512;
rules.MAX_RESOURCE_SIZE = 8192;

/**
* Consensus name verification flags (used for block validation).
Expand Down
48 changes: 40 additions & 8 deletions lib/dns/common.js
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Expand Up @@ -29,20 +29,33 @@ exports.TYPE_MAP_NS = Buffer.from('0006200000000003', 'hex');
// TXT RRSIG NSEC
exports.TYPE_MAP_TXT = Buffer.from('0006000080000003', 'hex');

// A RRSIG NSEC
exports.TYPE_MAP_A = Buffer.from('0006400000000003', 'hex');

// AAAA RRSIG NSEC
exports.TYPE_MAP_AAAA = Buffer.from('0006000000080003', 'hex');

exports.hsTypes = {
DS: 0,
NS: 1,
GLUE4: 2,
GLUE6: 3,
SYNTH4: 4,
SYNTH6: 5,
TXT: 6
TXT: 6,
A: 7,
AAAA: 8,
CNAME: 9,
DNAME: 10,
MX: 11,
SRV: 12,
TLSA: 13,
SSHFP: 14,
CAA: 15,
SOA: 16,
PTR: 17,
NAPTR: 18,
SMIMEA: 19,
OPENPGPKEY: 20,
URI: 21,
LOC: 22,
RP: 23,
LABEL: 24,
RAW: 25
};

exports.hsTypesByVal = {
Expand All @@ -52,5 +65,24 @@ exports.hsTypesByVal = {
[exports.hsTypes.GLUE6]: 'GLUE6',
[exports.hsTypes.SYNTH4]: 'SYNTH4',
[exports.hsTypes.SYNTH6]: 'SYNTH6',
[exports.hsTypes.TXT]: 'TXT'
[exports.hsTypes.TXT]: 'TXT',
[exports.hsTypes.A]: 'A',
[exports.hsTypes.AAAA]: 'AAAA',
[exports.hsTypes.CNAME]: 'CNAME',
[exports.hsTypes.DNAME]: 'DNAME',
[exports.hsTypes.MX]: 'MX',
[exports.hsTypes.SRV]: 'SRV',
[exports.hsTypes.TLSA]: 'TLSA',
[exports.hsTypes.SSHFP]: 'SSHFP',
[exports.hsTypes.CAA]: 'CAA',
[exports.hsTypes.SOA]: 'SOA',
[exports.hsTypes.PTR]: 'PTR',
[exports.hsTypes.NAPTR]: 'NAPTR',
[exports.hsTypes.SMIMEA]: 'SMIMEA',
[exports.hsTypes.OPENPGPKEY]: 'OPENPGPKEY',
[exports.hsTypes.URI]: 'URI',
[exports.hsTypes.LOC]: 'LOC',
[exports.hsTypes.RP]: 'RP',
[exports.hsTypes.LABEL]: 'LABEL',
[exports.hsTypes.RAW]: 'RAW'
};
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