345 lines
17 KiB
Python
345 lines
17 KiB
Python
import asyncio
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import json
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import hashlib
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from unittest import skip
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from binascii import hexlify, unhexlify
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from lbry.testcase import CommandTestCase
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from lbry.wallet.transaction import Transaction, Output
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from lbry.schema.compat import OldClaimMessage
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from torba.client.hash import sha256, Base58
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class BaseResolveTestCase(CommandTestCase):
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async def assertResolvesToClaimId(self, name, claim_id):
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other = (await self.resolve(name))[name]
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if claim_id is None:
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self.assertIn('error', other)
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else:
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self.assertEqual(claim_id, other['claim_id'])
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class ResolveCommand(BaseResolveTestCase):
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async def test_resolve_response(self):
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channel_id = self.get_claim_id(
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await self.channel_create('@abc', '0.01')
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)
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# resolving a channel @abc
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response = await self.resolve('lbry://@abc')
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self.assertSetEqual({'lbry://@abc'}, set(response))
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self.assertEqual(response['lbry://@abc']['name'], '@abc')
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self.assertEqual(response['lbry://@abc']['value_type'], 'channel')
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self.assertEqual(response['lbry://@abc']['meta']['claims_in_channel'], 0)
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await self.stream_create('foo', '0.01', channel_id=channel_id)
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await self.stream_create('foo2', '0.01', channel_id=channel_id)
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# resolving a channel @abc with some claims in it
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response['lbry://@abc']['confirmations'] += 2
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response['lbry://@abc']['meta']['claims_in_channel'] = 2
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self.assertEqual(response, await self.resolve('lbry://@abc'))
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# resolving claim foo within channel @abc
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response = await self.resolve('lbry://@abc/foo')
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self.assertSetEqual({'lbry://@abc/foo'}, set(response))
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claim = response['lbry://@abc/foo']
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self.assertEqual(claim['name'], 'foo')
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self.assertEqual(claim['value_type'], 'stream')
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self.assertEqual(claim['signing_channel']['name'], '@abc')
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self.assertTrue(claim['is_channel_signature_valid'])
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self.assertEqual(
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claim['timestamp'],
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self.ledger.headers[claim['height']]['timestamp']
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)
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self.assertEqual(
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claim['signing_channel']['timestamp'],
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self.ledger.headers[claim['signing_channel']['height']]['timestamp']
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)
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# resolving claim foo by itself
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self.assertEqual(claim, (await self.resolve('lbry://foo'))['lbry://foo'])
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# resolving from the given permanent url
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permanent_url = response['lbry://@abc/foo']['permanent_url']
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self.assertEqual(claim, (await self.resolve(permanent_url))[permanent_url])
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# resolving multiple at once
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response = await self.resolve(['lbry://foo', 'lbry://foo2'])
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self.assertSetEqual({'lbry://foo', 'lbry://foo2'}, set(response))
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claim = response['lbry://foo2']
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self.assertEqual(claim['name'], 'foo2')
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self.assertEqual(claim['value_type'], 'stream')
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self.assertEqual(claim['signing_channel']['name'], '@abc')
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self.assertTrue(claim['is_channel_signature_valid'])
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# resolve has correct confirmations
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tx_details = await self.blockchain.get_raw_transaction(claim['txid'])
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self.assertEqual(claim['confirmations'], json.loads(tx_details)['confirmations'])
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# resolve handles invalid data
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await self.blockchain_claim_name("gibberish", hexlify(b"{'invalid':'json'}").decode(), "0.1")
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await self.generate(1)
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response = await self.resolve("lbry://gibberish")
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self.assertSetEqual({'lbry://gibberish'}, set(response))
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claim = response['lbry://gibberish']
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self.assertEqual(claim['name'], 'gibberish')
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self.assertNotIn('value', claim)
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# resolve retries
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await self.conductor.spv_node.stop()
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resolving_future = asyncio.ensure_future(self.resolve('foo'))
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await self.conductor.spv_node.start(self.conductor.blockchain_node)
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self.assertIsNotNone((await resolving_future)['foo']['claim_id'])
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async def test_winning_by_effective_amount(self):
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# first one remains winner unless something else changes
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claim_id1 = self.get_claim_id(
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await self.channel_create('@foo', allow_duplicate_name=True))
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await self.assertResolvesToClaimId('@foo', claim_id1)
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claim_id2 = self.get_claim_id(
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await self.channel_create('@foo', allow_duplicate_name=True))
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await self.assertResolvesToClaimId('@foo', claim_id1)
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claim_id3 = self.get_claim_id(
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await self.channel_create('@foo', allow_duplicate_name=True))
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await self.assertResolvesToClaimId('@foo', claim_id1)
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# supports change the winner
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await self.support_create(claim_id3, '0.09')
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await self.assertResolvesToClaimId('@foo', claim_id3)
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await self.support_create(claim_id2, '0.19')
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await self.assertResolvesToClaimId('@foo', claim_id2)
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await self.support_create(claim_id1, '0.29')
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await self.assertResolvesToClaimId('@foo', claim_id1)
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async def test_advanced_resolve(self):
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claim_id1 = self.get_claim_id(
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await self.stream_create('foo', '0.7', allow_duplicate_name=True))
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claim_id2 = self.get_claim_id(
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await self.stream_create('foo', '0.8', allow_duplicate_name=True))
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claim_id3 = self.get_claim_id(
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await self.stream_create('foo', '0.9', allow_duplicate_name=True))
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# plain winning claim
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await self.assertResolvesToClaimId('foo', claim_id3)
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# sequence resolution
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await self.assertResolvesToClaimId('foo:1', claim_id1)
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await self.assertResolvesToClaimId('foo:2', claim_id2)
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await self.assertResolvesToClaimId('foo:3', claim_id3)
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await self.assertResolvesToClaimId('foo:4', None)
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# amount order resolution
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await self.assertResolvesToClaimId('foo$1', claim_id3)
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await self.assertResolvesToClaimId('foo$2', claim_id2)
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await self.assertResolvesToClaimId('foo$3', claim_id1)
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await self.assertResolvesToClaimId('foo$4', None)
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async def test_partial_claim_id_resolve(self):
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# add some noise
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await self.channel_create('@abc', '0.1', allow_duplicate_name=True)
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await self.channel_create('@abc', '0.2', allow_duplicate_name=True)
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await self.channel_create('@abc', '1.0', allow_duplicate_name=True)
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channel_id = self.get_claim_id(
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await self.channel_create('@abc', '1.1', allow_duplicate_name=True))
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await self.assertResolvesToClaimId(f'@abc', channel_id)
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await self.assertResolvesToClaimId(f'@abc#{channel_id[:10]}', channel_id)
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await self.assertResolvesToClaimId(f'@abc#{channel_id}', channel_id)
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channel = (await self.claim_search(claim_id=channel_id))[0]
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await self.assertResolvesToClaimId(channel['short_url'], channel_id)
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await self.assertResolvesToClaimId(channel['canonical_url'], channel_id)
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await self.assertResolvesToClaimId(channel['permanent_url'], channel_id)
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# add some noise
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await self.stream_create('foo', '0.1', allow_duplicate_name=True, channel_id=channel['claim_id'])
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await self.stream_create('foo', '0.2', allow_duplicate_name=True, channel_id=channel['claim_id'])
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await self.stream_create('foo', '0.3', allow_duplicate_name=True, channel_id=channel['claim_id'])
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claim_id1 = self.get_claim_id(
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await self.stream_create('foo', '0.7', allow_duplicate_name=True, channel_id=channel['claim_id']))
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claim1 = (await self.claim_search(claim_id=claim_id1))[0]
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await self.assertResolvesToClaimId('foo', claim_id1)
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await self.assertResolvesToClaimId('@abc/foo', claim_id1)
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await self.assertResolvesToClaimId(claim1['short_url'], claim_id1)
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await self.assertResolvesToClaimId(claim1['canonical_url'], claim_id1)
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await self.assertResolvesToClaimId(claim1['permanent_url'], claim_id1)
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claim_id2 = self.get_claim_id(
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await self.stream_create('foo', '0.8', allow_duplicate_name=True, channel_id=channel['claim_id']))
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claim2 = (await self.claim_search(claim_id=claim_id2))[0]
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await self.assertResolvesToClaimId('foo', claim_id2)
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await self.assertResolvesToClaimId('@abc/foo', claim_id2)
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await self.assertResolvesToClaimId(claim2['short_url'], claim_id2)
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await self.assertResolvesToClaimId(claim2['canonical_url'], claim_id2)
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await self.assertResolvesToClaimId(claim2['permanent_url'], claim_id2)
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async def test_abandoned_channel_with_signed_claims(self):
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channel = (await self.channel_create('@abc', '1.0'))['outputs'][0]
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orphan_claim = await self.stream_create('on-channel-claim', '0.0001', channel_id=channel['claim_id'])
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abandoned_channel_id = channel['claim_id']
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await self.channel_abandon(txid=channel['txid'], nout=0)
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channel = (await self.channel_create('@abc', '1.0'))['outputs'][0]
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orphan_claim_id = self.get_claim_id(orphan_claim)
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# Original channel doesn't exists anymore, so the signature is invalid. For invalid signatures, resolution is
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# only possible outside a channel
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response = await self.resolve('lbry://@abc/on-channel-claim')
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self.assertEqual(response, {
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'lbry://@abc/on-channel-claim': {'error': 'lbry://@abc/on-channel-claim did not resolve to a claim'}
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})
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response = (await self.resolve('lbry://on-channel-claim'))['lbry://on-channel-claim']
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self.assertFalse(response['is_channel_signature_valid'])
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self.assertEqual({'channel_id': abandoned_channel_id}, response['signing_channel'])
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direct_uri = 'lbry://on-channel-claim#' + orphan_claim_id
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response = (await self.resolve(direct_uri))[direct_uri]
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self.assertFalse(response['is_channel_signature_valid'])
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self.assertEqual({'channel_id': abandoned_channel_id}, response['signing_channel'])
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await self.stream_abandon(claim_id=orphan_claim_id)
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uri = 'lbry://@abc/on-channel-claim'
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# now, claim something on this channel (it will update the invalid claim, but we save and forcefully restore)
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valid_claim = await self.stream_create('on-channel-claim', '0.00000001', channel_id=channel['claim_id'])
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# resolves normally
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response = await self.resolve(uri)
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self.assertTrue(response[uri]['is_channel_signature_valid'])
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# ooops! claimed a valid conflict! (this happens on the wild, mostly by accident or race condition)
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await self.stream_create(
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'on-channel-claim', '0.00000001', channel_id=channel['claim_id'], allow_duplicate_name=True
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)
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# it still resolves! but to the older claim
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response = await self.resolve(uri)
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self.assertTrue(response[uri]['is_channel_signature_valid'])
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self.assertEqual(response[uri]['txid'], valid_claim['txid'])
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claims = await self.claim_search(name='on-channel-claim')
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self.assertEqual(2, len(claims))
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self.assertEqual(
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{channel['claim_id']}, {claim['signing_channel']['claim_id'] for claim in claims}
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)
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async def test_normalization_resolution(self):
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one = 'ΣίσυφοςfiÆ'
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two = 'ΣΊΣΥΦΟσFIæ'
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_ = await self.stream_create(one, '0.1')
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c = await self.stream_create(two, '0.2')
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winner_id = self.get_claim_id(c)
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r1 = await self.resolve(f'lbry://{one}')
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r2 = await self.resolve(f'lbry://{two}')
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self.assertEqual(winner_id, r1[f'lbry://{one}']['claim_id'])
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self.assertEqual(winner_id, r2[f'lbry://{two}']['claim_id'])
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async def test_resolve_old_claim(self):
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channel = await self.daemon.jsonrpc_channel_create('@olds', '1.0')
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await self.confirm_tx(channel.id)
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address = channel.outputs[0].get_address(self.account.ledger)
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claim = generate_signed_legacy(address, channel.outputs[0])
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tx = await Transaction.claim_create('example', claim.SerializeToString(), 1, address, [self.account], self.account)
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await tx.sign([self.account])
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await self.broadcast(tx)
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await self.confirm_tx(tx.id)
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response = await self.resolve('@olds/example')
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self.assertTrue(response['@olds/example']['is_channel_signature_valid'])
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claim.publisherSignature.signature = bytes(reversed(claim.publisherSignature.signature))
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tx = await Transaction.claim_create(
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'bad_example', claim.SerializeToString(), 1, address, [self.account], self.account
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)
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await tx.sign([self.account])
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await self.broadcast(tx)
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await self.confirm_tx(tx.id)
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response = await self.resolve('bad_example')
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self.assertFalse(response['bad_example']['is_channel_signature_valid'])
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response = await self.resolve('@olds/bad_example')
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self.assertEqual(response, {
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'@olds/bad_example': {'error': '@olds/bad_example did not resolve to a claim'}
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})
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class ResolveAfterReorg(BaseResolveTestCase):
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async def reorg(self, start):
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blocks = self.ledger.headers.height - start
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self.blockchain._block_expected = start - 1
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# go back to start
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await self.blockchain.invalidate_block(self.ledger.headers.hash(start).decode())
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# go to previous + 1
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await self.generate(blocks + 2)
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async def test_reorg(self):
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self.assertEqual(self.ledger.headers.height, 206)
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channel_name = '@abc'
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channel_id = self.get_claim_id(
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await self.channel_create(channel_name, '0.01')
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)
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self.assertNotIn('error', (await self.resolve(channel_name))[channel_name])
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await self.reorg(206)
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self.assertNotIn('error', (await self.resolve(channel_name))[channel_name])
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stream_name = 'foo'
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stream_id = self.get_claim_id(
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await self.stream_create(stream_name, '0.01', channel_id=channel_id)
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)
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self.assertNotIn('error', (await self.resolve(stream_name))[stream_name])
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await self.reorg(206)
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self.assertNotIn('error', (await self.resolve(stream_name))[stream_name])
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await self.support_create(stream_id, '0.01')
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self.assertNotIn('error', (await self.resolve(stream_name))[stream_name])
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await self.reorg(206)
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self.assertNotIn('error', (await self.resolve(stream_name))[stream_name])
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await self.stream_abandon(stream_id)
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self.assertNotIn('error', (await self.resolve(channel_name))[channel_name])
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self.assertIn('error', (await self.resolve(stream_name))[stream_name])
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await self.reorg(206)
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self.assertNotIn('error', (await self.resolve(channel_name))[channel_name])
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self.assertIn('error', (await self.resolve(stream_name))[stream_name])
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await self.channel_abandon(channel_id)
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self.assertIn('error', (await self.resolve(channel_name))[channel_name])
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self.assertIn('error', (await self.resolve(stream_name))[stream_name])
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await self.reorg(206)
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self.assertIn('error', (await self.resolve(channel_name))[channel_name])
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self.assertIn('error', (await self.resolve(stream_name))[stream_name])
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def generate_signed_legacy(address: bytes, output: Output):
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decoded_address = Base58.decode(address)
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claim = OldClaimMessage()
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claim.ParseFromString(unhexlify(
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'080110011aee04080112a604080410011a2b4865726520617265203520526561736f6e73204920e29da4e'
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'fb88f204e657874636c6f7564207c20544c4722920346696e64206f7574206d6f72652061626f7574204e'
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'657874636c6f75643a2068747470733a2f2f6e657874636c6f75642e636f6d2f0a0a596f752063616e206'
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'6696e64206d65206f6e20746865736520736f6369616c733a0a202a20466f72756d733a2068747470733a'
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'2f2f666f72756d2e6865617679656c656d656e742e696f2f0a202a20506f64636173743a2068747470733'
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'a2f2f6f6666746f706963616c2e6e65740a202a2050617472656f6e3a2068747470733a2f2f7061747265'
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'6f6e2e636f6d2f7468656c696e757867616d65720a202a204d657263683a2068747470733a2f2f7465657'
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'37072696e672e636f6d2f73746f7265732f6f6666696369616c2d6c696e75782d67616d65720a202a2054'
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'77697463683a2068747470733a2f2f7477697463682e74762f786f6e64616b0a202a20547769747465723'
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'a2068747470733a2f2f747769747465722e636f6d2f7468656c696e757867616d65720a0a2e2e2e0a6874'
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'7470733a2f2f7777772e796f75747562652e636f6d2f77617463683f763d4672546442434f535f66632a0'
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'f546865204c696e75782047616d6572321c436f7079726967687465642028636f6e746163742061757468'
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'6f722938004a2968747470733a2f2f6265726b2e6e696e6a612f7468756d626e61696c732f46725464424'
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'34f535f666352005a001a41080110011a30040e8ac6e89c061f982528c23ad33829fd7146435bf7a4cc22'
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'f0bff70c4fe0b91fd36da9a375e3e1c171db825bf5d1f32209766964656f2f6d70342a5c080110031a406'
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'2b2dd4c45e364030fbfad1a6fefff695ebf20ea33a5381b947753e2a0ca359989a5cc7d15e5392a0d354c'
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'0b68498382b2701b22c03beb8dcb91089031b871e72214feb61536c007cdf4faeeaab4876cb397feaf6b51'
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))
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claim.ClearField("publisherSignature")
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digest = sha256(b''.join([
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decoded_address,
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claim.SerializeToString(),
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output.claim_hash[::-1]
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]))
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signature = output.private_key.sign_digest_deterministic(digest, hashfunc=hashlib.sha256)
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claim.publisherSignature.version = 1
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claim.publisherSignature.signatureType = 1
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claim.publisherSignature.signature = signature
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claim.publisherSignature.certificateId = output.claim_hash[::-1]
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return claim
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