Retesteth requires support for mining without block rewards and without PoW.
No Proof simply requires exposing the nonce generator and using a special
EthHashSolver.
No Reward is supported via a flag in the ProtocolSpec, stating whether or not
to skip zero rewards. For frontier, homestead, and tangerine whistle (EIP150)
this flag is false. For all other forks and all other consensus engines the
flag is true, even when emulating EVM state from those three forks as all
non-PoW consensus engines never consider block rewards.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
This reverts commit 814b36e4
The needed chantes to get rid of Instant.now (which is also needed to get rid
of the wall clock dependency) are too deep and intrusive into IBFT to try and
speed patch them in that some APIs require re-work, so in the interst of test
stability this gets sheleved until it is all ready.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
To allow us to reset the timestamp in the blockchain for Retesteth support
we need to pass a Clock to affected APIs and use that instead of the static method
System.currentTimeMillis(). The most consistent way to do this that will ensure
that the API does not sneak back in is to ban the method via ErrorProne.
TestClock.fixed() was altered to return the "now" time of the first time the fixed clock was requested, needed for many header validation tasks validating headers are not from the future.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Moves init code into a separate builder instead of a static init method, with common code in an abstract base class and subclasses of the builder for each of the consensus variants.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Move RocksDBStats to it's own module. This also brings metrics to
metrics:core since none of our other module have nested modules but
they have peer modules.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
* [PRIV-41] Use metrics system for private state db
- Use PrivacyParametersBuilder to build PrivacyParameters
- refactor PrivacyParameters to expose default options
- refactor test builders to use PrivacyParameters.DEFAULT
- Use URI in Enclave
* Fix: enclave tests from bad merge
* Fix privacy acceptance tests after db configuration changes
* Switch to use nested class for PrivacyParametersBuilder
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
* Added ability to subscribe to dropped transactions from the transaction pending pool.
Implemented subscription webservice to support this.
* Added metrics to the pending transactions, tracking the number of local and remote transactions in the pool.
* Converted listener management in pending transactions to use the Subscribers util object.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
* Store the instant that a pending transaction is added to the txpool, and expose this out through the api.
* Clock.systemUTC only used once.
* TestClock class added with a factory method for a fixed clock.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
It was identified during a demonstration that Pantheon, when running
in IBFT would show a "Bad Block Import" when a validator was added or
removed from the validator pool.
It was determined this was due to IBFT maintaining a single, 'global'
copy of the curent list of validators, which was updated when a block
was imported - thus when a block which had been imported vi IBFT
was then received via Eth block propogation, the validator list would
not align with the global list (as it had been updated in the IBFT
import).
The solution has been to utilise the VoteTallyCache as used in the
Clique implementation.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Two changes:
* Stream chains now take up less vertical lines, only breaking on
stream operations.
* Long annotations that span multiple lines no longer have a dangling
parentesis and indent 4 spaces.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
* Add Privacy Cli options
* Wire up Precompiled contract configuration to Protocol Spec
* Rename createDefault to noPrivacy to indicate the defaults.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
* Removing code identified by the 'unused declaration' analysis in IntelliJ
* Undoing removal of injectNewRound as that's actually used
* Removing wrapper class from Clique UT
* Spotless
* Adding back code
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Ibft is required to validate a block upon reception, but not import
it until a later time.
As such, IBFT will require validation and importing to be separated.
The validator has been exposed as part of the ProtocolSpecification.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
A problem was identified whereby the vote in a child block was applied to the parent, this was resolved by
duplicating the parent VoteTally before modifying it, and injecting to the child block.
Some refactoring was also conducted to make VoteTally logic simpler.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Reverts #339
Görli's testnet regularly has proposers miss their turn and their
genesis block actually had a bad validator specified (that was voted out
as soon as they could) So many blocks do not have the proper "proposer"
as their block generator. As a consequence the
CliqueDifficultyValidationRule fails regularly, in fact it fails at
block 3, so this should be easy to re-create locally.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Clique Proposer Selection would choose an incorrect peer
when a signer was removed from the pool, as the algorithm worked
purely on the block count.
The algorithm has now been updated to ensure the next proposer is
incrementally the next signer in the ordered list, based on the
parent's proposer
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Upgrade dependency versions
* All version information is merged into one place
* Upgrade most version to their latest non-test version.
* dependencies are now sorted
Two dependencies were not upgraded:
errorprone - There are new checks that require build or source changes.
vertex - The license to eclipse 2.0 which is not in our current approved license list.
The change is trivial but for tracability it should be done alone.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
The ProposerSelection logic has been reworked such that it now accepts
a BlockInterface, through which IBFT parameters can be accessed
directly from the block header, without requiring literal hashing etc.
This has required the VoteBlockInterface to be renamed to
BlockInterface.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Clique was using integer arithmetic to calculate how much "wiggle"
delay should be added when the proposer is "out of turn".
This would mean when an odd number of validators was in use, the
max delay would be 250ms less than the expected value.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
IBFT requires various aspects of the mining infrastructure in order
to create a proposed block.
This includes specifically the BlockCreator and MiningCoordinating,
the mining executor is not required at this stage, nor is the miner.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
Removing dependency upon using map.entry to define a vote that has
been proposed via JSON RPC.
This is part of the general clean up of the voting infrastructure
used for IBFT, Clique and legacy IBFT.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
The consensus-mechanism specific block values have been separated
from the VoteTallyUpdater such that there is a single updater rather
than one per consensus mechanism.
This has necessitated the creation of a custom serialiser/
deserialiser for each mechanism instead.
This change will ultimatley bleed through to the proposed votes and
their insertion to mined blocks.
Signed-off-by: Adrian Sutton <adrian.sutton@consensys.net>
mark-terry
mbaxter
Danno Ferrin
Adrian Sutton
Karim T
Karim T
pinges
Jason Frame
Sally MacFarlane
S. Matthew English
Jason Frame
Adrian Sutton
Danno Ferrin
Antony Denyer
Rob Dawson
Puneetha Karamsetty
Trent Mohay
CJ Hare
Chris Mckay