Commit Graph

1049 Commits

Author SHA1 Message Date
Michael Sproul
5a8f2dd961
Increase default slots per restore point to 2048 (#790)
This should reduce disk usage by 32x while keeping historical state queries to
less than 10s. If historical states are required quickly, the minimum SPRP of 32
can be set on the CLI.
2020-01-10 14:42:49 +11:00
Age Manning
b3712d8e9b
Discv5 upgrade (#788)
* Update discv5 to delay queues for timeouts

* Further discv5 bug fixes
2020-01-10 14:35:07 +11:00
Paul Hauner
698af6d7ec
Update docs for testnet3 (#773)
* Start docker docs

* Add progress

* Update docker.md

* Add note about geth syncing

* Fix env to use geth

* Update docs

* Remove sigp goerli node

* Change text about eth1 syncing

* Address comments from @pscott

* Add links to beaconcha.in

* Add instructions for starting an eth1 node

* Fix typo

* Re-organise Syncing log
2020-01-10 13:56:48 +11:00
Age Manning
1aaeb6b505
Upgrades trace logging for Sync RPC method (#784) 2020-01-10 02:01:03 +11:00
Michael Sproul
95fc840e2c
Fix off-by-one error in get_latest_restore_point (#787)
* Fix off-by-one error in get_latest_restore_point

* Tighten SPRP checks for succinct hot DB change
2020-01-09 21:05:56 +11:00
Michael Sproul
d9e9c17d3b
Avoid building caches during block replay (#783)
Also, make the ExitCache safe.
2020-01-09 11:43:11 +11:00
Paul Hauner
da95a73605
Fix typo in eth1 service (#782) 2020-01-09 10:53:25 +11:00
Age Manning
30f51df4cf
Improved RPC timeout handling (#770)
* Handle slow app level responses for RPC

* Correct errors

* Terminates stream on error
2020-01-08 14:18:06 +11:00
Michael Sproul
f36a5a15d6
Store states efficiently in the hot database (#746)
* Sparse hot DB and block root tree

* Fix store_tests

* Ensure loads of hot states on boundaries are fast

* Milder error for unaligned finalized blocks
2020-01-08 13:58:01 +11:00
Paul Hauner
26dde26c48
Use Cow for checkpoint cache (#775) 2020-01-08 11:09:27 +11:00
pscott
95cc5dd22f Rename ssz_encode_state.rs to ssz_encode_state_container.rs (#774) 2020-01-07 10:33:58 +11:00
Paul Hauner
f04c55075e
Add timeouts to canonical head rwlock (#759)
* Add TimeoutRwLock to BeaconChain

* Update network crate

* Update rest api

* Fix beacon chain tests

* Fix rest api tests

* Set test back to !debug_assertions
2020-01-06 17:30:37 +11:00
Paul Hauner
b0c8b2b700
Change genesis fork for testnets (#750)
* Change genesis fork for testnets

* Fix genesis fork in lcli
2020-01-06 17:30:08 +11:00
Age Manning
55680ab1d3
Update libp2p and updates gossipsub (#764)
* Update gossipsub, adds anonymous source

* Remove temp protobuf fix
2020-01-03 17:56:03 +11:00
Pawan Dhananjay
7320f8497f Remove the logic allowing lighthouse to update it's own ENR (#682)
* Set random port when zero-port option is set

* Remove logic allowing lighthouse to update its own ENR

* Discovery address is set to localhost by default

* Return error if discovery-addr isn't explicit
2020-01-03 15:37:05 +11:00
Paul Hauner
647034b637
Optimization: avoid recomputing known state roots (#762)
* Start adding optimization

* Add temp fix for protobuf issue

* Fix compile errors

* Fix protobuf import
2020-01-03 15:09:00 +11:00
pscott
39df89521f Fix --datadir cli option (#753)
* Fix datadir bug; fix clippy warnings; update error message

* Cargo fmt

* Update error message
2020-01-03 11:00:13 +11:00
Age Manning
01ac60d638
Documents and simplifies syncing code (#738)
* Add duplication prevention to gossipsub

* Clean up topic logs

* Add content addressed messages for gossip

* Support BlocksByRange step parameter

* Add initial docs to syncing

* Adds documentation and simplify code in sync

* Remove unnecessary comment

* Fix fmt issue

* Add batch log to sync
2019-12-23 21:23:14 +11:00
Age Manning
41d6d5fafd
Adds support for the step parameter in BlocksByRange request (#737)
* Add duplication prevention to gossipsub

* Clean up topic logs

* Add content addressed messages for gossip

* Support BlocksByRange step parameter
2019-12-20 17:12:16 +11:00
Age Manning
45271abc16
Filter gossipsub message duplication (#736)
* Add duplication prevention to gossipsub

* Clean up topic logs

* Add content addressed messages for gossip
2019-12-20 16:26:30 +11:00
Pawan Dhananjay
74b327b50d Make eth1 caching work with fast synced node (#709)
* Add functions to get deposit_count and deposit_root from deposit cache

* Fetch deposit root and deposit count from cache

* Fix bugs

* Add test

* Compare deposit_count between the caching and http eth1 blocks

* Revert "Compare deposit_count between the caching and http eth1 blocks"

This reverts commit e3d0325ae6d1040976d37eddf35fcc7ff2333cb8.

* Fetch deposit cache using binary search instead of linear search

* BlockCache waits till DepositCache is in sync

* Truncate required_blocks in block_cache upto latest_processed_block in deposit cache

* Clean up

* Handled getting deposit count before deploying deposit contract

* More cleanup

* Remove calls to http get deposit/count

* Fix block cache tests

* Minor changes

* Fix bootnode ports

* Address some of Paul's comments

* Optimize `get_deposit_root` by caching `DepositDataTree`

* Fix comments and minor changes

* Change eth1 default config parameters

* Use `Vec` instead of `HashMap` to store `deposit_roots`

* Minor renaming
2019-12-20 09:37:39 +11:00
Paul Hauner
251aea645c
Make API friendly to block explorers (#702)
* Add validator index to duties response

* Add `get_state` method to beacon chain

* Improve /beacon/validators endpoint

* Add validators/all and validators/active endpoints

* Start refactor of HTTP docs

* Document /beacon/heads endpoint

* Remove some unused API endpoints

* Improve API docs

* Add methods to get all validator duties

* Improve docs

* Remove dead links

* Make tables left-justified

* Add /consensus/vote_count endpoint

* Add /consensus/individual_votes endpoint

* Update formatting

* Tidy

* Add committees endpoint

* Strictly require 0x prefix for serde in BLS

* Update docs to have 0x prefix

* Fix failing tests

* Add unfinished code

* Improve testing, fix bugs

* Tidy, ensure all beacon endpoints smoke tested

* Fix pubkey cache error

* Address comments with docs
2019-12-19 11:45:28 +11:00
pscott
e9149f4580 Enable bulk signature verification (#739)
* Change verification strategy

* Update EF tests
2019-12-18 12:22:50 +11:00
pscott
e7de1b3339 Delete outdated deposits handling in operation pool (#719) 2019-12-17 10:37:12 +11:00
Paul Hauner
34f003adb8
Add more eth1 metrics (#728)
* Add metrics for junk eth1 votes

* Add eth1 cache metrics
2019-12-17 10:20:27 +11:00
pscott
61be1491a1 Add support for gzip (#641)
* add support for gzip

* Fix clippy warnings

* Fix additional clippy warnings and optimized get_deposits function

* Fix get_deposits function call

* Add simulator to CI

* Install ganache before running sim
2019-12-17 09:04:50 +11:00
Michael Sproul
5e7803f00b Clean up database metrics, add freezer DB size (#715)
* Clean up database metrics, add freezer DB size

* Address review comments
2019-12-13 13:30:58 +11:00
Pawan Dhananjay
b9d00ee8b8 Reduced num_nodes in full_mesh gossipsub test (#718) 2019-12-12 22:38:38 +11:00
pscott
ed9643b846 Add maximum slot limit when processing blocks (#668)
* Add maximum slot limit when processing blocks

* Fix clippy warning

* Update comments

* Change MAXIMUM_BLOCK_SLOT_NUMBER to 2^32

* Update graffiti versioning
2019-12-12 17:05:07 +11:00
Michael Sproul
4eba26572b
Store states in the DB before their blocks (#712)
Partial fix for #692
2019-12-12 12:48:18 +11:00
Paul Hauner
8a62f3f456
Hopefully fix NaN issue in sync speed (#701) 2019-12-11 11:02:54 +11:00
Paul Hauner
10a134792b
Testnet2 (#685)
* Apply clippy lints to beacon node

* Remove unnecessary logging and correct formatting

* Initial bones of load-balanced range-sync

* Port bump meshsup tests

* Further structure and network handling logic added

* Basic structure, ignoring error handling

* Correct max peers delay bug

* Clean up and re-write message processor and sync manager

* Restructure directory, correct type issues

* Fix compiler issues

* Completed first testing of new sync

* Correct merge issues

* Clean up warnings

* Push attestation processed log down to dbg

* Add state enc/dec benches

* Correct math error, downgraded logs

* Add example for flamegraph

* Use `PublicKeyBytes` for `Validator`

* Ripple PublicKeyBytes change through codebase

* Add RPC error handling and improved syncing code

* Add benches, optimizations to store BeaconState

* Store BeaconState in StorageContainer too

* Optimize StorageContainer with std::mem magic

* Add libp2p stream error handling and dropping of invalid peers

* Lower logs

* Update lcli to parse spec at boot, remove pycli

* Fix issues when starting with mainnet spec

* Set default spec to mainnet

* Fix lcli --spec param

* Add discovery tweak

* Ensure ETH1_FOLLOW_DISTANCE is in YamlConfig

* Set testnet ETH1_FOLLOW_DISTANCE to 16

* Fix rest_api tests

* Set testnet min validator count

* Update with new testnet dir

* Remove some dbg, println

* Add timeout when notifier waits for libp2p lock

* Add validator count CLI flag to lcli contract deploy

* Extend genesis delay time

* Correct libp2p service locking

* Update testnet dir

* Add basic block/state caching on beacon chain

* Add decimals display to notifier sync speed

* Try merge in change to reduce fork choice calls

* Remove fork choice from process block

* Minor log fix

* Check successes > 0

* Adds checkpoint cache

* Stop storing the tree hash cache in the db

* Handles peer disconnects for sync

* Fix failing beacon chain tests

* Change eth2_testnet_config tests to Mainnet

* Add logs downgrade discovery log

* Remove dedunant beacon state write

* Fix re-org warnings

* Use caching get methods in fork choice

* Fix mistake in prev commit

* Use caching state getting in state_by_slot

* Add state.cacheless_clone

* Less fork choice (#679)

* Try merge in change to reduce fork choice calls

* Remove fork choice from process block

* Minor log fix

* Check successes > 0

* Fix failing beacon chain tests

* Fix re-org warnings

* Fix mistake in prev commit

* Attempt to improve attestation processing times

* Introduce HeadInfo struct

* Used cache tree hash for block processing

* Use cached tree hash for block production too

* Range sync refactor

- Introduces `ChainCollection`
- Correct Disconnect node handling
- Removes duplicate code

* Add more logging for DB

* Various bug fixes

* Remove unnecessary logs

* Maintain syncing state in the transition from finalied to head

* Improved disconnect handling

* Add `Speedo` struct

* Fix bugs in speedo

* Fix bug in speedo

* Fix rounding bug in speedo

* Move code around, reduce speedo observation count

* Adds forwards block interator

* Fix inf NaN

* Add first draft of validator onboarding

* Update docs

* Add documentation link to main README

* Continue docs development

* Update book readme

* Update docs

* Allow vc to run without testnet subcommand

* Small change to onboarding docs

* Tidy CLI help messages

* Update docs

* Add check to val client see if beacon node is synced

* Attempt to fix NaN bug

* Fix compile bug

* Add notifier service to validator client

* Re-order onboarding steps

* Update deposit contract address

* Update testnet dir

* Add note about public eth1 node

* Fix installation link

* Set default eth1 endpoint to sigp

* Fix broken test

* Try fix eth1 cache locking

* Be more specific about eth1 endpoint

* Increase gas limit for deposit

* Fix default deposit amount

* Fix re-org log
2019-12-09 23:14:13 +11:00
Paul Hauner
3c6c06a505
Validator on-boarding docs (#656)
* Add first draft of validator onboarding

* Update docs

* Add documentation link to main README

* Continue docs development

* Update book readme

* Update docs

* Allow vc to run without testnet subcommand

* Small change to onboarding docs

* Tidy CLI help messages

* Update docs

* Add check to val client see if beacon node is synced

* Add notifier service to validator client

* Re-order onboarding steps

* Update deposit contract address

* Update testnet dir

* Add note about public eth1 node

* Set default eth1 endpoint to sigp

* Fix broken test

* Try fix eth1 cache locking

* Be more specific about eth1 endpoint

* Increase gas limit for deposit

* Fix default deposit amount
2019-12-09 22:42:36 +11:00
Paul Hauner
fc75dca9a3
Add test for when skip slots kill all validators (#657) 2019-12-09 21:17:57 +11:00
Age Manning
5853326342
Sync Re-Write (#663)
* Apply clippy lints to beacon node

* Remove unnecessary logging and correct formatting

* Initial bones of load-balanced range-sync

* Port bump meshsup tests

* Further structure and network handling logic added

* Basic structure, ignoring error handling

* Correct max peers delay bug

* Clean up and re-write message processor and sync manager

* Restructure directory, correct type issues

* Fix compiler issues

* Completed first testing of new sync

* Correct merge issues

* Clean up warnings

* Push attestation processed log down to dbg

* Correct math error, downgraded logs

* Add RPC error handling and improved syncing code

* Add libp2p stream error handling and dropping of invalid peers

* Lower logs

* Add discovery tweak

* Correct libp2p service locking

* Handles peer disconnects for sync

* Add logs downgrade discovery log

* Less fork choice (#679)

* Try merge in change to reduce fork choice calls

* Remove fork choice from process block

* Minor log fix

* Check successes > 0

* Fix failing beacon chain tests

* Fix re-org warnings

* Fix mistake in prev commit

* Range sync refactor

- Introduces `ChainCollection`
- Correct Disconnect node handling
- Removes duplicate code

* Various bug fixes

* Remove unnecessary logs

* Maintain syncing state in the transition from finalied to head

* Improved disconnect handling

* Adds forwards block interator

* Notifies lighthouse on stream timeouts

* Apply new gossipsub updates
2019-12-09 18:50:21 +11:00
Paul Hauner
988059bc9c
Fix issues when starting with mainnet spec (#674)
* Update lcli to parse spec at boot, remove pycli

* Fix issues when starting with mainnet spec

* Set default spec to mainnet

* Ensure ETH1_FOLLOW_DISTANCE is in YamlConfig

* Set testnet ETH1_FOLLOW_DISTANCE to 16

* Set testnet min validator count

* Add validator count CLI flag to lcli contract deploy

* Extend genesis delay time
2019-12-09 17:23:56 +11:00
Paul Hauner
bfbb556f02
Improve sync speed indicator (#683)
* Add `Speedo` struct

* Fix bugs in speedo

* Fix bug in speedo

* Fix rounding bug in speedo

* Move code around, reduce speedo observation count

* Fix inf NaN

* Attempt to fix NaN bug

* Fix compile bug
2019-12-09 17:23:43 +11:00
Paul Hauner
2bfc512fb6
Add block/state caching on beacon chain (#677)
* Add basic block/state caching on beacon chain

* Adds checkpoint cache

* Stop storing the tree hash cache in the db

* Remove dedunant beacon state write

* Use caching get methods in fork choice

* Use caching state getting in state_by_slot

* Add state.cacheless_clone

* Attempt to improve attestation processing times

* Introduce HeadInfo struct

* Used cache tree hash for block processing

* Use cached tree hash for block production too
2019-12-09 14:20:25 +11:00
Paul Hauner
36624b1d14 Add timeout when notifier waits for libp2p lock (#676) 2019-12-07 10:11:31 +11:00
Paul Hauner
0164742610 Add decimals display to notifier sync speed (#678) 2019-12-07 10:09:41 +11:00
Paul Hauner
d4b28d48f8
Remove some dbg, println (#675) 2019-12-07 07:29:20 +11:00
Michael Sproul
bd1b61a5b1 Forwards block root iterators (#672)
* Implement forwards block root iterators

* Clean up errors and docs
2019-12-06 18:52:11 +11:00
Paul Hauner
779873680b
Improve beacon node logging (#660)
* Squish prev commits into a single atop master

* Enable http and ws during testing

* Checkout clobbered files from master

* Further un-clobber rest_api changes

* Tidy formatting

* Do rust-fmt's job for it :|
2019-12-06 18:44:38 +11:00
Paul Hauner
75efed305c
Faster BeaconState enc/dec (#671)
* Add state enc/dec benches

* Add example for flamegraph

* Use `PublicKeyBytes` for `Validator`

* Ripple PublicKeyBytes change through codebase

* Add benches, optimizations to store BeaconState

* Store BeaconState in StorageContainer too

* Optimize StorageContainer with std::mem magic

* Fix rest_api tests
2019-12-06 16:44:03 +11:00
Michael Sproul
d0319320ce Improve freezer DB efficiency with periodic restore points (#649)
* Draft of checkpoint freezer DB

* Fix bugs

* Adjust root iterators for checkpoint database

* Fix freezer state lookups with no slot hint

* Fix split comment

* Use "restore point" to refer to frozen states

* Resolve some FIXMEs

* Configurable slots per restore point

* Document new freezer DB functions

* Fix up StoreConfig

* Fix new test for merge

* Document SPRP default CLI flag, clarify tests
2019-12-06 14:29:06 +11:00
Age Manning
5a765396b7 Implements a timeout for peer banning (#665)
* Adds peer ban timeout of 30 seconds

* Remove delay queue from discovery
2019-12-06 14:13:43 +11:00
Michael Sproul
5e8f958977
Allow multiple proposals per validator per epoch (#662)
Closes #658
2019-12-05 10:56:37 +11:00
Paul Hauner
a0549e3842
Prepare for public testnet (#628)
* Update to spec v0.9.0

* Update to v0.9.1

* Bump spec tags for v0.9.1

* Formatting, fix CI failures

* Resolve accidental KeyPair merge conflict

* Document new BeaconState functions

* Add `validator` changes from `validator-to-rest`

* Add initial (failing) REST api tests

* Fix signature parsing

* Add more tests

* Refactor http router

* Add working tests for publish beacon block

* Add validator duties tests

* Move account_manager under `lighthouse` binary

* Unify logfile handling in `environment` crate.

* Fix incorrect cache drops in `advance_caches`

* Update fork choice for v0.9.1

* Add `deposit_contract` crate

* Add progress on validator onboarding

* Add unfinished attesation code

* Update account manager CLI

* Write eth1 data file as hex string

* Integrate ValidatorDirectory with validator_client

* Move ValidatorDirectory into validator_client

* Clean up some FIXMEs

* Add beacon_chain_sim

* Fix a few docs/logs

* Expand `beacon_chain_sim`

* Fix spec for `beacon_chain_sim

* More testing for api

* Start work on attestation endpoint

* Reject empty attestations

* Allow attestations to genesis block

* Add working tests for `rest_api` validator endpoint

* Remove grpc from beacon_node

* Start heavy refactor of validator client

- Block production is working

* Prune old validator client files

* Start works on attestation service

* Add attestation service to validator client

* Use full pubkey for validator directories

* Add validator duties post endpoint

* Use par_iter for keypair generation

* Use bulk duties request in validator client

* Add version http endpoint tests

* Add interop keys and startup wait

* Ensure a prompt exit

* Add duties pruning

* Fix compile error in beacon node tests

* Add github workflow

* Modify rust.yaml

* Modify gitlab actions

* Add to CI file

* Add sudo to CI npm install

* Move cargo fmt to own job in tests

* Fix cargo fmt in CI

* Add rustup update before cargo fmt

* Change name of CI job

* Make other CI jobs require cargo fmt

* Add CI badge

* Remove gitlab and travis files

* Add different http timeout for debug

* Update docker file, use makefile in CI

* Use make in the dockerfile, skip the test

* Use the makefile for debug GI test

* Update book

* Tidy grpc and misc things

* Apply discv5 fixes

* Address other minor issues

* Fix warnings

* Attempt fix for addr parsing

* Tidy validator config, CLIs

* Tidy comments

* Tidy signing, reduce ForkService duplication

* Fail if skipping too many slots

* Set default recent genesis time to 0

* Add custom http timeout to validator

* Fix compile bug in node_test_rig

* Remove old bootstrap flag from val CLI

* Update docs

* Tidy val client

* Change val client log levels

* Add comments, more validity checks

* Fix compile error, add comments

* Undo changes to eth2-libp2p/src

* Reduce duplication of keypair generation

* Add more logging for validator duties

* Fix beacon_chain_sim, nitpicks

* Fix compile error, minor nits

* Update to use v0.9.2 version of deposit contract

* Add efforts to automate eth1 testnet deployment

* Fix lcli testnet deployer

* Modify bn CLI to parse eth2_testnet_dir

* Progress with account_manager deposit tools

* Make account manager submit deposits

* Add password option for submitting deposits

* Allow custom deposit amount

* Add long names to lcli clap

* Add password option to lcli deploy command

* Fix minor bugs whilst testing

* Address Michael's comments

* Add refund-deposit-contract to lcli

* Use time instead of skip count for denying long skips

* Improve logging for eth1

* Fix bug with validator services exiting on error

* Drop the block cache after genesis

* Modify eth1 testnet config

* Improve eth1 logging

* Make validator wait until genesis time

* Fix bug in eth1 voting

* Add more logging to eth1 voting

* Handle errors in eth1 http module

* Set SECONDS_PER_DAY to sensible minimum

* Shorten delay before testnet start

* Ensure eth1 block is produced without any votes

* Improve eth1 logging

* Fix broken tests in eth1

* Tidy code in rest_api

* Fix failing test in deposit_contract

* Make CLI args more consistent

* Change validator/duties endpoint

* Add time-based skip slot limiting

* Add new error type missed in previous commit

* Add log when waiting for genesis

* Refactor beacon node CLI

* Remove unused dep

* Add lcli eth1-genesis command

* Fix bug in master merge

* Apply clippy lints to beacon node

* Add support for YamlConfig in Eth2TestnetDir

* Upgrade tesnet deposit contract version

* Remove unnecessary logging and correct formatting

* Add a hardcoded eth2 testnet config

* Ensure http server flag works. Overwrite configs with flags.

* Ensure boot nodes are loaded from testnet dir

* Fix account manager CLI bugs

* Fix bugs with beacon node cli

* Allow testnet dir without boot nodes

* Write genesis state as SSZ

* Remove ---/n from the start of testnet_dir files

* Set default libp2p address

* Tidy account manager CLI, add logging

* Add check to see if testnet dir exists

* Apply reviewers suggestions

* Add HeadTracker struct

* Add fork choice persistence

* Shorten slot time for simulator

* Add the /beacon/heads API endpoint

* Update hardcoded testnet

* Add tests for BeaconChain persistence + fix bugs

* Extend BeaconChain persistence testing

* Ensure chain is finalized b4 persistence tests

* Ensure boot_enr.yaml is include in binary

* Refactor beacon_chain_sim

* Move files about in beacon sim

* Update beacon_chain_sim

* Fix bug with deposit inclusion

* Increase log in genesis service, fix todo

* Tidy sim, fix broken rest_api tests

* Fix more broken tests

* Update testnet

* Fix broken rest api test

* Tidy account manager CLI

* Use tempdir for account manager

* Stop hardcoded testnet dir from creating dir

* Rename Eth2TestnetDir to Eth2TestnetConfig

* Change hardcoded -> hard_coded

* Tidy account manager

* Add log to account manager

* Tidy, ensure head tracker is loaded from disk

* Tidy beacon chain builder

* Tidy eth1_chain

* Adds log support for simulator

* Revert "Adds log support for simulator"

This reverts commit ec77c66a052350f551db145cf20f213823428dd3.

* Adds log support for simulator

* Tidy after self-review

* Change default log level

* Address Michael's delicious PR comments

* Fix off-by-one in tests
2019-12-03 15:28:57 +11:00
Age Manning
4b4bc6247d
Add discv5 corrections (#655) 2019-12-02 15:02:24 +11:00
Age Manning
e025217185
Correct ENR update and log formatting (#651) 2019-11-30 17:49:45 +11:00
Age Manning
cbe8dd96b2
Clean up network logging and code (#643)
* Apply clippy lints to beacon node

* Remove unnecessary logging and correct formatting

* Apply reviewers suggestions
2019-11-29 22:25:36 +11:00
Age Manning
a310292712
Updates libp2p to v0.13 (#646) 2019-11-29 13:15:38 +11:00
Age Manning
12e32bd789
RPC Corrections and deadlock fix (#640)
* Correct goodbye handling and fix deadlock

* Correct typo
2019-11-29 13:04:44 +11:00
Age Manning
1259883de6
Correct and consolidate RPC protocol names (#645) 2019-11-29 11:20:36 +11:00
Paul Hauner
2bbac2ed18 Address bugs (#639)
* Change validator/duties endpoint

* Add time-based skip slot limiting

* Add new error type missed in previous commit
2019-11-27 18:37:09 +11:00
Age Manning
97aa8b75b8 Testnet compatible network upgrade (#587)
* Create libp2p instance

* Change logger to stdlog

* test_connection initial commit

* Add gossipsub test

* Delete tests in network crate

* Add test module

* Clean tests

* Remove dependency on discovery

* Working publish between 2 nodes
TODO: Publish should be called just once

* Working 2 peer gossipsub test with additional events

* Cleanup test

* Add rpc test

* Star topology discovery WIP

* build_nodes builds and connects n nodes. Increase nodes in gossipsub test

* Add unsubscribe method and expose reference to gossipsub object for gossipsub tests

* Add gossipsub message forwarding test

* Fix gossipsub forward test

* Test improvements
* Remove discovery tests
* Simplify gossipsub forward test topology
* Add helper functions for topology building

* Clean up tests

* Update naming to new network spec

* Correct ssz encoding of protocol names

* Further additions to network upgrade

* Initial network spec update WIP

* Temp commit

* Builds one side of the streamed RPC responses

* Temporary commit

* Propagates streaming changes up into message handler

* Intermediate network update

* Partial update in upgrading to the new network spec

* Update dependencies, remove redundant deps

* Correct sync manager for block stream handling

* Re-write of RPC handler, improves efficiency and corrects bugs

* Stream termination update

* Completed refactor of rpc handler

* Remove crates

* Correct compile issues associated with test merge

* Build basic tests and testing structure for eth2-libp2p

* Enhance RPC tests and add logging

* Complete RPC testing framework and STATUS test

* Decoding bug fixes, log improvements, stream test

* Clean up RPC handler logging

* Decoder bug fix, empty block stream test

* Add BlocksByRoot RPC test

* Add Goodbye RPC test

* Syncing and stream handling bug fixes and performance improvements

* Applies discv5 bug fixes

* Adds DHT IP filtering for lighthouse - currently disabled

* Adds randomized network propagation as a CLI arg

* Add disconnect functionality

* Adds attestation handling and parent lookup

* Adds RPC error handling for the sync manager

* Allow parent's blocks to be already processed

* Update github workflow

* Adds reviewer suggestions
2019-11-27 12:47:46 +11:00
Michael Sproul
bf2eeae3f2 Implement freezer database (#508)
* Implement freezer database for state vectors

* Improve BeaconState safe accessors

And fix a bug in the compact committees accessor.

* Banish dodgy type bounds back to gRPC

* Clean up

* Switch to exclusive end points in chunked vec

* Cleaning up and start of tests

* Randao fix, more tests

* Fix unsightly hack

* Resolve test FIXMEs

* Config file support

* More clean-ups, migrator beginnings

* Finish migrator, integrate into BeaconChain

* Fixups

* Fix store tests

* Fix BeaconChain tests

* Fix LMD GHOST tests

* Address review comments, delete 'static bounds

* Cargo format

* Address review comments

* Fix LMD ghost tests

* Update to spec v0.9.0

* Update to v0.9.1

* Bump spec tags for v0.9.1

* Formatting, fix CI failures

* Resolve accidental KeyPair merge conflict

* Document new BeaconState functions

* Fix incorrect cache drops in `advance_caches`

* Update fork choice for v0.9.1

* Clean up some FIXMEs

* Fix a few docs/logs

* Update for new builder paradigm, spec changes

* Freezer DB integration into BeaconNode

* Cleaning up

* This works, clean it up

* Cleanups

* Fix and improve store tests

* Refine store test

* Delete unused beacon_chain_builder.rs

* Fix CLI

* Store state at split slot in hot database

* Make fork choice lookup fast again

* Store freezer DB split slot in the database

* Handle potential div by 0 in chunked_vector

* Exclude committee caches from freezer DB

* Remove FIXME about long-running test
2019-11-27 10:54:46 +11:00
pscott
a514968155 Add cfg! check for fake_crypto (#633)
* Add cfg! check for fake_crypto

* Remove function attribute and update in-code cfg! checks
2019-11-27 07:29:51 +11:00
pscott
e6eda58faa optimize state loading (#636) 2019-11-27 07:18:54 +11:00
pscott
560d7cdb9f increase timeout duration (#627) 2019-11-25 20:26:05 +11:00
Paul Hauner
78d82d9193
Validator client refactor (#618)
* Update to spec v0.9.0

* Update to v0.9.1

* Bump spec tags for v0.9.1

* Formatting, fix CI failures

* Resolve accidental KeyPair merge conflict

* Document new BeaconState functions

* Add `validator` changes from `validator-to-rest`

* Add initial (failing) REST api tests

* Fix signature parsing

* Add more tests

* Refactor http router

* Add working tests for publish beacon block

* Add validator duties tests

* Move account_manager under `lighthouse` binary

* Unify logfile handling in `environment` crate.

* Fix incorrect cache drops in `advance_caches`

* Update fork choice for v0.9.1

* Add `deposit_contract` crate

* Add progress on validator onboarding

* Add unfinished attesation code

* Update account manager CLI

* Write eth1 data file as hex string

* Integrate ValidatorDirectory with validator_client

* Move ValidatorDirectory into validator_client

* Clean up some FIXMEs

* Add beacon_chain_sim

* Fix a few docs/logs

* Expand `beacon_chain_sim`

* Fix spec for `beacon_chain_sim

* More testing for api

* Start work on attestation endpoint

* Reject empty attestations

* Allow attestations to genesis block

* Add working tests for `rest_api` validator endpoint

* Remove grpc from beacon_node

* Start heavy refactor of validator client

- Block production is working

* Prune old validator client files

* Start works on attestation service

* Add attestation service to validator client

* Use full pubkey for validator directories

* Add validator duties post endpoint

* Use par_iter for keypair generation

* Use bulk duties request in validator client

* Add version http endpoint tests

* Add interop keys and startup wait

* Ensure a prompt exit

* Add duties pruning

* Fix compile error in beacon node tests

* Add github workflow

* Modify rust.yaml

* Modify gitlab actions

* Add to CI file

* Add sudo to CI npm install

* Move cargo fmt to own job in tests

* Fix cargo fmt in CI

* Add rustup update before cargo fmt

* Change name of CI job

* Make other CI jobs require cargo fmt

* Add CI badge

* Remove gitlab and travis files

* Add different http timeout for debug

* Update docker file, use makefile in CI

* Use make in the dockerfile, skip the test

* Use the makefile for debug GI test

* Update book

* Tidy grpc and misc things

* Apply discv5 fixes

* Address other minor issues

* Fix warnings

* Attempt fix for addr parsing

* Tidy validator config, CLIs

* Tidy comments

* Tidy signing, reduce ForkService duplication

* Fail if skipping too many slots

* Set default recent genesis time to 0

* Add custom http timeout to validator

* Fix compile bug in node_test_rig

* Remove old bootstrap flag from val CLI

* Update docs

* Tidy val client

* Change val client log levels

* Add comments, more validity checks

* Fix compile error, add comments

* Undo changes to eth2-libp2p/src

* Reduce duplication of keypair generation

* Add more logging for validator duties

* Fix beacon_chain_sim, nitpicks

* Fix compile error, minor nits

* Address Michael's comments
2019-11-25 15:48:24 +11:00
Age Manning
0c1e27ec13
Apply discv5 fixes (#622) 2019-11-23 14:53:16 +11:00
Paul Hauner
03e18ded86
Move account manager under main binary (#601)
* Move account_manager under `lighthouse` binary

* Unify logfile handling in `environment` crate.
2019-11-22 11:35:41 +11:00
Michael Sproul
24e941d175
Update to spec v0.9.1 (#597)
* Update to spec v0.9.0

* Update to v0.9.1

* Bump spec tags for v0.9.1

* Formatting, fix CI failures

* Resolve accidental KeyPair merge conflict

* Document new BeaconState functions

* Fix incorrect cache drops in `advance_caches`

* Update fork choice for v0.9.1

* Clean up some FIXMEs

* Fix a few docs/logs
2019-11-21 11:47:30 +11:00
Age Manning
b7a0feb725
Update the libp2p commit hash to target latest lighthouse branch (#611) 2019-11-20 16:32:38 +11:00
Age Manning
62d66f1c10 Enables ENR auto-update based on new listen address (#610) 2019-11-20 15:03:50 +11:00
Paul Hauner
f229bbba1c
Eth1 Integration (#542)
* Refactor to cache Eth1Data

* Fix merge conflicts and minor refactorings

* Rename Eth1Cache to Eth1DataCache

* Refactor events subscription

* Add deposits module to interface with BeaconChain deposits

* Remove utils

* Rename to types.rs and add trait constraints to Eth1DataFetcher

* Confirm to trait constraints. Make Web3DataFetcher cloneable

* Make fetcher object member of deposit and eth1_data cache and other fixes
* Fix update_cache function
* Move fetch_eth1_data to impl block
* Fix deposit tests

* Create Eth1 object for interfacing with Beacon chain
* Add `run` function for running update_cache and subscribe_deposit_logs tasks
* Add logging

* Run `cargo fmt` and make tests pass

* Convert sync functions to async

* Add timeouts to web3 functions

* Return futures from cache functions

* Add failed chaining of futures

* Working cache updation

* Clean up tests and `update_cache` function

* Refactor `get_eth1_data` functions to work with future returning functions

* Refactor eth1 `run` function to work with modified `update_cache` api

* Minor changes

* Add distance parameter to `update_cache`

* Fix tests and other minor fixes

* Working integration with cache and deposits

* Add merkle_tree construction, proof generation and verification code

* Add function to construct and fetch Deposits for BeaconNode

* Add error handling

* Import ssz

* Add error handling to eth1 cache and fix minor errors

* Run rustfmt

* Fix minor bug

* Rename Eth1Error and change to Result<T>

* Change deposit fetching mechanism from notification based to poll based
* Add deposits from eth1 chain in a given range every `x` blocks
* Modify `run` function to accommodate changes
* Minor fixes

* Fix formatting

* Initial commit. web3 api working.

* Tidied up lib. Add function for fetching logs.

* Refactor with `Eth1DataFetcher` trait

* Add parsing for deposit contract logs and get_eth1_data function

* Add `get_eth1_votes` function

* Refactor to cache Eth1Data

* Fix merge conflicts and minor refactorings

* Rename Eth1Cache to Eth1DataCache

* Refactor events subscription

* Add deposits module to interface with BeaconChain deposits

* Remove utils

* Rename to types.rs and add trait constraints to Eth1DataFetcher

* Confirm to trait constraints. Make Web3DataFetcher cloneable

* Make fetcher object member of deposit and eth1_data cache and other fixes
* Fix update_cache function
* Move fetch_eth1_data to impl block
* Fix deposit tests

* Create Eth1 object for interfacing with Beacon chain
* Add `run` function for running update_cache and subscribe_deposit_logs tasks
* Add logging

* Run `cargo fmt` and make tests pass

* Convert sync functions to async

* Add timeouts to web3 functions

* Return futures from cache functions

* Add failed chaining of futures

* Working cache updation

* Clean up tests and `update_cache` function

* Refactor `get_eth1_data` functions to work with future returning functions

* Refactor eth1 `run` function to work with modified `update_cache` api

* Minor changes

* Add distance parameter to `update_cache`

* Fix tests and other minor fixes

* Working integration with cache and deposits

* Add merkle_tree construction, proof generation and verification code

* Add function to construct and fetch Deposits for BeaconNode

* Add error handling

* Import ssz

* Add error handling to eth1 cache and fix minor errors

* Run rustfmt

* Fix minor bug

* Rename Eth1Error and change to Result<T>

* Change deposit fetching mechanism from notification based to poll based
* Add deposits from eth1 chain in a given range every `x` blocks
* Modify `run` function to accommodate changes
* Minor fixes

* Fix formatting

* Fix merge issue

* Refactor with `Config` struct. Remote `ContractConfig`

* Rename eth1_chain crate to eth1

* Rename files and read abi file using `fs::read`

* Move eth1 to lib

* Remove unnecessary mutability constraint

* Add `Web3Backend` for returning actual eth1 data

* Refactor `get_eth1_votes` to return a Result

* Delete `eth1_chain` crate

* Return `Result` from `get_deposits`

* Fix range of deposits to return to beacon chain

* Add `get_block_height_by_hash` trait function

* Add naive method for getting `previous_eth1_distance`

* Add eth1 config params to main config

* Add instructions for setting up eth1 testing environment

* Add build script to fetch deposit contract abi

* Contract ABI is part of compiled binary

* Fix minor bugs

* Move docs to lib

* Add timeout to config

* Remove print statements

* Change warn to error

* Fix typos

* Removed prints in test and get timeout value from config

* Fixed error types

* Added logging to web3_fetcher

* Refactor for modified web3 api

* Fix minor stuff

* Add build script

* Tidy, hide eth1 integration tests behind flag

* Add http crate

* Add first stages of eth1_test_rig

* Fix deposits on test rig

* Fix bug with deposit count method

* Add block hash getter to http eth1

* Clean eth1 http crate and tests

* Add script to start ganache

* Adds deposit tree to eth1-http

* Extend deposit tree tests

* Tidy tests in eth1-http

* Add more detail to get block request

* Add block cache to eth1-http

* Rename deposit tree to deposit cache

* Add inital updating to eth1-http

* Tidy updater

* Fix compile bugs in tests

* Adds an Eth1DataCache builder

* Reorg eth1-http files

* Add (failing) tests for eth1 updater

* Rename files, fix bug in eth1-http

* Ensure that ganache timestamps are increasing

* Fix bugs with getting eth1data ancestors

* Improve eth1 testing, fix bugs

* Add truncate method to block cache

* Add pruning to block cache update process

* Add tests for block pruning

* Allow for dropping an expired cache.

* Add more comments

* Add first compiling version of deposit updater

* Add common fn for getting range of required blocks

* Add passing deposit update test

* Improve tests

* Fix block pruning bug

* Add tests for running two updates at once

* Add updater services to eth1

* Add deposit collection to beacon chain

* Add incomplete builder experiments

* Add first working version of beacon chain builder

* Update test harness to new beacon chain type

* Rename builder file, tidy

* Add first working client builder

* Progress further on client builder

* Update becaon node binary to use client builder

* Ensure release tests compile

* Remove old eth1 crate

* Add first pass of new lighthouse binary

* Fix websocket server startup

* Remove old binary code from beacon_node crate

* Add first working beacon node tests

* Add genesis crate, new eth1 cache_2

* Add Serivce to Eth1Cache

* Refactor with general eth1 improvements

* Add passing genesis test

* Tidy, add comments

* Add more comments to eth1 service

* Add further eth1 progress

* Fix some bugs with genesis

* Fix eth1 bugs, make eth1 linking more efficient

* Shift logic in genesis service

* Add more comments to genesis service

* Add gzip, max request values, timeouts to http

* Update testnet parameters to suit goerli testnet

* Add ability to vary Fork, fix custom spec

* Be more explicit about deposit fork version

* Start adding beacon chain eth1 option

* Add more flexibility to prod client

* Further runtime refactoring

* Allow for starting from store

* Add bootstrapping to client config

* Add remote_beacon_node crate

* Update eth1 service for more configurability

* Update eth1 tests to use less runtimes

* Patch issues with tests using too many files

* Move dummy eth1 backend flag

* Ensure all tests pass

* Add ganache-cli to Dockerfile

* Use a special docker hub image for testing

* Appease clippy

* Move validator client into lighthouse binary

* Allow starting with dummy eth1 backend

* Improve logging

* Fix dummy eth1 backend from cli

* Add extra testnet command

* Ensure consistent spec in beacon node

* Update eth1 rig to work on goerli

* Tidy lcli, start adding support for yaml config

* Add incomplete YamlConfig struct

* Remove efforts at YamlConfig

* Add incomplete eth1 voting. Blocked on spec issues

* Add (untested) first pass at eth1 vote algo

* Add tests for winning vote

* Add more tests for eth1 chain

* Add more eth1 voting tests

* Added more eth1 voting testing

* Change test name

* Add more tests to eth1 chain

* Tidy eth1 generics, add more tests

* Improve comments

* Tidy beacon_node tests

* Tidy, rename JsonRpc.. to Caching..

* Tidy voting logic

* Tidy builder docs

* Add comments, tidy eth1

* Add more comments to eth1

* Fix bug with winning_vote

* Add doc comments to the `ClientBuilder`

* Remove commented-out code

* Improve `ClientBuilder` docs

* Add comments to client config

* Add decoding test for `ClientConfig`

* Remove unused `DepositSet` struct

* Tidy `block_cache`

* Remove commented out lines

* Remove unused code in `eth1` crate

* Remove old validator binary `main.rs`

* Tidy, fix tests compile error

* Add initial tests for get_deposits

* Remove dead code in eth1_test_rig

* Update TestingDepositBuilder

* Add testing for getting eth1 deposits

* Fix duplicate rand dep

* Remove dead code

* Remove accidentally-added files

* Fix comment in eth1_genesis_service

* Add .gitignore for eth1_test_rig

* Fix bug in eth1_genesis_service

* Remove dead code from eth2_config

* Fix tabs/spaces in root Cargo.toml

* Tidy eth1 crate

* Allow for re-use of eth1 service after genesis

* Update docs for new CLI

* Change README gif

* Tidy eth1 http module

* Tidy eth1 service

* Tidy environment crate

* Remove unused file

* Tidy, add comments

* Remove commented-out code

* Address majority of Michael's comments

* Address other PR comments

* Add link to issue alongside TODO
2019-11-15 14:47:51 +11:00
Paul Hauner
97729f8654
Run cargo-fmt (#599) 2019-11-12 19:15:56 +11:00
Michael Sproul
c1a2238f1a
Implement tree hash caching (#584)
* Implement basic tree hash caching

* Use spaces to indent top-level Cargo.toml

* Optimize BLS tree hash by hashing bytes directly

* Implement tree hash caching for validator registry

* Persist BeaconState tree hash cache to disk

* Address Paul's review comments
2019-11-05 15:46:52 +11:00
pscott
a1e14cc369 Implement push_leaf for MerkleTree (#574)
* Prototype for far_right push

* Add push method and tests

* Modify beacon_chain_builder for interop to use push instead of create

* Add Push method to MerkleTree

* Cargo fmt

* Remove redundant tests

* Fix typo

* Rename push to push_leaf

* Fix clippy warnings

* Add DepthTooSmall enum variant

* Avoid cloning in MerkleTree::push_leaf

* Add quickcheck test for push_leaf

* Cargo fmt updated

* Return err instead of using unwrap()

* Use enumerate instead of hard indexing

* Use if let and return string on error

* Fix typo in deposit_leave

* Fix cargo fmt
2019-11-05 12:29:07 +11:00
pscott
091ac07af9 Warn during long beacon state skips (#566)
* Add warn whenever trying to skip more than 3 blocks

* Define block skipping threshold warning as const

* Fix cargo fmt
2019-10-30 19:20:40 +11:00
Age Manning
5c97ed3562
Updates external dependencies (#577)
* Updates external dependencies

* Correct fmt formatting
2019-10-30 12:22:18 +11:00
Paul Hauner
dd370b2e33
Revert "Implement push_leaf for MerkleTree (#563)" (#572)
This reverts commit 13faa47da1.
2019-10-26 15:17:29 +11:00
pscott
13faa47da1 Implement push_leaf for MerkleTree (#563)
* Prototype for far_right push

* Add push method and tests

* Modify beacon_chain_builder for interop to use push instead of create

* Add Push method to MerkleTree

* Cargo fmt

* Remove redundant tests

* Fix typo

* Rename push to push_leaf

* Fix clippy warnings

* Add DepthTooSmall enum variant

* Avoid cloning in MerkleTree::push_leaf

* Add quickcheck test for push_leaf

* Cargo fmt updated

* Return err instead of using unwrap()

* Use enumerate instead of hard indexing

* Use if let and return string on error

* Fix typo in deposit_leave
2019-10-25 16:07:03 +11:00
Paul Hauner
9aedb12bfc
Refactor docs into mdbook (#547)
* Refactor documentation, ef_tests makefile

* Add makefile to root

* Tidy readme

* Fix readme badges

* Tidy logs

* Add terminalize gif

* Update readme image

* Update readme image

* Tidy logs

* Update readme image

* Update readme

* Update readme

* Fix book link

* Update makefiles

* Update book

* Fix link in book

* Add readme for book

* Remove old docs, move api spec YAML

* Fix eth2/ dir readme

* Add readme for lcli

* Add about this book section

* Minor formatting improvements

* Address mehdi's comments
2019-10-02 11:04:56 +10:00
pscott
7eb82125ef Clippy clean (#536)
* Change into_iter to iter

* Fix clippy 'easy' warnings

* Clippy eth2/utils

* Add struct NetworkInfo

* Clippy for types, utils, and beacon_node/store/src/iters.rs

* Cargo fmt

* Change foo to my_foo

* Remove complex signature

* suppress clippy warning for unit_value in benches

* Use enumerate instead of iterating over range

* Allow trivially_copy_pass_by_ref in serde_utils
2019-09-30 13:58:45 +10:00
Michael Sproul
81325a0e05
Run rustfmt 2019-09-30 11:30:47 +10:00
Paul Hauner
b4806d27eb
Fix comments from Michael 2019-09-26 10:46:56 +10:00
Paul Hauner
4ba6e916d5
Merge branch 'interop' of github.com:sigp/lighthouse into interop 2019-09-23 22:32:09 +10:00
Paul Hauner
4fccec158a
Fix wasted iterations when getting previous state 2019-09-23 22:22:19 +10:00
Paul Hauner
e7a580393c
Remove unnecessary drop() 2019-09-23 22:21:34 +10:00
Paul Hauner
b316086be0
Add write_ssz_files feature to beacon_chain crate 2019-09-23 22:20:47 +10:00
Paul Hauner
8ceb2e3d95
Refactor slot clock to remove underflow
Previously I had used `Instant` to refer to the genesis time.
2019-09-21 11:21:47 +10:00
Luke Anderson
43c110f228
Merge branch 'api-alignment' into interop 2019-09-16 09:36:47 +10:00
Paul Hauner
1b497e2e24
Gracefully shutdown the websocket server 2019-09-15 09:32:27 -04:00
Paul Hauner
9c5eded1ab
Add websocket config to CLI 2019-09-14 22:57:46 -04:00
Paul Hauner
da26341011
Add beacon chain event for finalization 2019-09-14 22:26:09 -04:00
Paul Hauner
07990e0e92
Adds beacon chain events, websocket event handler 2019-09-14 15:41:35 -04:00
Paul Hauner
110e627d7b
Add basic, not-useful websocket server 2019-09-14 10:34:03 -04:00
Paul Hauner
2676c8a62d
Remove some dust code from beacon chain 2019-09-13 18:33:17 -04:00
Luke Anderson
23ce271b5f
Return HTTP 202 to indicate processing error.
- A processing error of a validator's block or attestation should not prevent publishing. Now a 202 error is returned, to indicate that it has not been processed, but has still been published.
 - Added a publish_attestation function to the API, handling POST requests for /beacon/validator/attestation.
2019-09-13 21:22:32 +10:00
Luke Anderson
00a5f003c4
Merge branch 'api-alignment' into validator-post-fns 2019-09-13 20:53:38 +10:00
Luke Anderson
ec65934061
Merge branch 'interop' into api-alignment 2019-09-13 20:53:20 +10:00
Luke Anderson
d3ce182ddc
Renamed 'InvalidQueryParams' to 'BadRequest', since it is a more general error that is returned in a number of cases. 2019-09-13 20:52:12 +10:00
Luke Anderson
f48311900e
Restructured response builder to give YAML or JSON when SSZ is not available, not just JSON. 2019-09-13 20:42:56 +10:00
Luke Anderson
1dd86baf1a
Cleaning up the rest of the API functions.
- Removed all unused imports
 - Fixed random compiler errors
 - Removed all of the 'sucess_response' helpers.
 - Enabled all of the API endpoints again, wrapping in 'into_boxfut'
 - Tidied up /metrics endpoint
 - Added a 'body_text' part to ResponseBuilder, mainly for the Prometheus /metrics endpoint
 - Cleaned up the unnecessary helpers::* imports, to be more explicit.
2019-09-13 19:38:40 +10:00
Luke Anderson
006350c0cd
Fixed small bug with get_fork function 2019-09-13 19:14:09 +10:00
Luke Anderson
91f5f17566
Removing 'success_respons' in favour of 'ResponseBuilder' 2019-09-13 19:10:11 +10:00
Luke Anderson
09e11dd081
Merge branch 'api-alignment' into validator-post-fns 2019-09-13 19:06:32 +10:00
Luke Anderson
0b2f3bbf00
Updated another function for head_state (missing from previous commit). 2019-09-13 18:59:01 +10:00