Commit Graph

1292 Commits

Author SHA1 Message Date
Eitan Seri-Levi
ee69e14db9 Add is_parent_strong proposer re-org check (#5417)
* initial fork choice additions

* add helper fns

* add is_parent_strong

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into add_is_parent_strong_check

* disabling proposer reorg should set parent_threshold to u64 max

* add new flag, is_parent_strong check in override fcu params

* cherry-pick changes

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into add_is_parent_strong_check

* cleanup

* fmt

* Minor review tweaks
2024-04-04 19:38:06 +00:00
Lion - dapplion
053525e281 Remove DataAvailabilityView trait from ChildComponents (#5421)
* Remove DataAvailabilityView trait from ChildComponents

* PR reviews

* Update beacon_node/network/src/sync/block_lookups/common.rs

Co-authored-by: realbigsean <seananderson33@GMAIL.com>

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into child_components_independent
2024-04-04 18:49:09 +00:00
Michael Sproul
feb531f85b Single-pass epoch processing and optimised block processing (#5279)
* Single-pass epoch processing (#4483, #4573)

Co-authored-by: Michael Sproul <michael@sigmaprime.io>

* Delete unused epoch processing code (#5170)

* Delete unused epoch processing code

* Compare total deltas

* Remove unnecessary apply_pending

* cargo fmt

* Remove newline

* Use epoch cache in block packing (#5223)

* Remove progressive balances mode (#5224)

* inline inactivity_penalty_quotient_for_state

* drop previous_epoch_total_active_balance

* fc lint

* spec compliant process_sync_aggregate (#15)

* spec compliant process_sync_aggregate

* Update consensus/state_processing/src/per_block_processing/altair/sync_committee.rs

Co-authored-by: Michael Sproul <micsproul@gmail.com>

---------

Co-authored-by: Michael Sproul <micsproul@gmail.com>

* Delete the participation cache (#16)

* update help

* Fix op_pool tests

* Fix fork choice tests

* Merge remote-tracking branch 'sigp/unstable' into epoch-single-pass

* Simplify exit cache (#5280)

* Fix clippy on exit cache

* Clean up single-pass a bit (#5282)

* Address Mark's review of single-pass (#5386)

* Merge remote-tracking branch 'origin/unstable' into epoch-single-pass

* Address Sean's review comments (#5414)

* Address most of Sean's review comments

* Simplify total balance cache building

* Clean up unused junk

* Merge remote-tracking branch 'origin/unstable' into epoch-single-pass

* More self-review

* Merge remote-tracking branch 'origin/unstable' into epoch-single-pass

* Merge branch 'unstable' into epoch-single-pass

* Fix imports for beta compiler

* Fix tests, probably
2024-04-04 13:14:36 +00:00
Mac L
969d12dc6f Use E for EthSpec globally (#5264)
* Use `E` for `EthSpec` globally

* Fix tests

* Merge branch 'unstable' into e-ethspec

* Merge branch 'unstable' into e-ethspec

# Conflicts:
#	beacon_node/execution_layer/src/engine_api.rs
#	beacon_node/execution_layer/src/engine_api/http.rs
#	beacon_node/execution_layer/src/engine_api/json_structures.rs
#	beacon_node/execution_layer/src/test_utils/handle_rpc.rs
#	beacon_node/store/src/partial_beacon_state.rs
#	consensus/types/src/beacon_block.rs
#	consensus/types/src/beacon_block_body.rs
#	consensus/types/src/beacon_state.rs
#	consensus/types/src/config_and_preset.rs
#	consensus/types/src/execution_payload.rs
#	consensus/types/src/execution_payload_header.rs
#	consensus/types/src/light_client_optimistic_update.rs
#	consensus/types/src/payload.rs
#	lcli/src/parse_ssz.rs
2024-04-02 15:12:25 +00:00
Mac L
f8fdb71f50 Add Electra fork boilerplate (#5122)
* Add Electra fork boilerplate

* Remove electra from spec tests

* Fix tests

* Remove sneaky log file

* Fix more tests

* Fix even more tests and add suggestions

* Remove unrelated lcli addition

* Update more tests

* Merge branch 'unstable' into electra

* Add comment for test-suite lcli override

* Merge branch 'unstable' into electra

* Cleanup

* Merge branch 'unstable' into electra

* Apply suggestions

* Merge branch 'unstable' into electra

* Merge sigp/unstable into electra

* Merge branch 'unstable' into electra
2024-04-02 12:35:02 +00:00
realbigsean
334aa2eabd Single lookup improvements (#5488)
* Fix unexpected `UnrequestedBlobId` and `ExtraBlocksReturned` errors due to race conditions.

* Continue chain segment processing and skip any blocks that are already known, rather than returning an error.

* more de-dup checking

* ensure we don't reset `requested_ids` during rpc download

* better fix

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into more-dup-lookup-fixes

* remove chain hash check

* Merge branch 'fix-block-lookup-race' of https://github.com/jimmygchen/lighthouse into sean-test-lookups

* remove block check

* add back tests

* Log and CI fixes

* undue extra check

* Merge branch 'sean-test-lookups' of https://github.com/realbigsean/lighthouse into sean-test-lookups

* log improvements

* Improve logging
2024-03-27 10:01:27 +00:00
Eitan Seri-Levi
e4d4e439cb Add Capella & Deneb light client support (#4946)
* rebase and add comment

* conditional test

* test

* optimistic chould be working now

* finality should be working now

* try again

* try again

* clippy fix

* add lc bootstrap beacon api

* add lc optimistic/finality update to events

* fmt

* That error isn't occuring on my computer but I think this should fix it

* Merge branch 'unstable' into light_client_beacon_api_1

# Conflicts:
#	beacon_node/beacon_chain/src/events.rs
#	beacon_node/http_api/src/lib.rs
#	beacon_node/http_api/src/test_utils.rs
#	beacon_node/http_api/tests/main.rs
#	beacon_node/lighthouse_network/src/rpc/codec/ssz_snappy.rs
#	beacon_node/lighthouse_network/src/rpc/methods.rs
#	beacon_node/lighthouse_network/src/service/api_types.rs
#	beacon_node/network/src/beacon_processor/worker/rpc_methods.rs
#	beacon_node/tests/test.rs
#	common/eth2/src/types.rs
#	lighthouse/src/main.rs

* Add missing test file

* Update light client types to comply with Altair light client spec.

* Fix test compilation

* Merge branch 'unstable' into light_client_beacon_api_1

* Support deserializing light client structures for the Bellatrix fork

* Move `get_light_client_bootstrap` logic to `BeaconChain`. `LightClientBootstrap` API to return `ForkVersionedResponse`.

* Misc fixes.
- log cleanup
- move http_api config mutation to `config::get_config` for consistency
- fix light client API responses

* Add light client bootstrap API test and fix existing ones.

* Merge branch 'unstable' into light_client_beacon_api_1

* Fix test for `light-client-server` http api config.

* Appease clippy

* Add Altair light client SSZ tests

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into light_client_beacon_api_1

* updates to light client header

* light client header from signed beacon block

* using options

* implement helper functions

* placeholder conversion from vec hash256 to exec branch

* add deneb

* using fixed vector

* remove unwraps

* by epoch

* compute merkle proof

* merkle proof

* update comments

* resolve merge conflicts

* linting

* Merge branch 'unstable' into light-client-ssz-tests

# Conflicts:
#	beacon_node/beacon_chain/src/beacon_chain.rs
#	consensus/types/src/light_client_bootstrap.rs
#	consensus/types/src/light_client_header.rs

* superstruct attempt

* superstruct changes

* lint

* altair

* update

* update

* changes to light_client_optimistic_ and finality

* merge unstable

* refactor

* resolved merge conflicts

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into capella_deneb_light_client_types

* block_to_light_client_header fork aware

* fmt

* comment fix

* comment fix

* include merge fork, update deserialize_by_fork, refactor

* fmt

* pass by ref to prevent clone

* rename merkle proof fn

* add FIXME

* LightClientHeader TestRandom

* fix comments

* fork version deserialize

* merge unstable

* move fn arguments, fork name calc

* use task executor

* remove unneeded fns

* remove dead code

* add manual ssz decoding/encoding and add ssz_tests_by_fork macro

* merge deneb types with tests

* merge ssz tests, revert code deletion, cleanup

* move chainspec

* update ssz tests

* fmt

* light client ssz tests

* change to superstruct

* changes from feedback

* linting

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into capella_deneb_light_client_types

* test fix

* cleanup

* Remove unused `derive`.

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into capella_deneb_light_client_types

* beta compiler fix

* merge
2024-03-25 11:01:56 +00:00
dknopik
0a6e4a11d7 Verify whether validators really are unknown during sync committee duty API request (#5174)
* Verify whether validators really are unknown during sync committee duty API request

* Merge branch 'unstable' into fix-4717

* Merge branch 'unstable' into fix-4717

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into fix-4717
2024-03-23 00:01:11 +00:00
Lion - dapplion
306d3eb0eb Delete unused incomplete_processing_components (#5418)
* Delete unused incomplete_processing_components

* lint
2024-03-23 00:00:35 +00:00
zhiqiangxu
5121d655f7 chore: reduce scope of commitment (#5426)
* reduce scope of commitment

* avoid clone for last reference

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into mod_merge_single_blob
2024-03-22 18:16:52 +00:00
zhiqiangxu
5bfe6a8ae3 chore: remove stale comment (#5440)
* rm stale comment

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into rm_irelevant_comment
2024-03-22 18:16:49 +00:00
realbigsean
21cdc64bfe Improve parent lookup logging (#5451)
* upgrade parent lookup result processing logs to debug, use display instead of debug for BlockError in case a blob parent unknown error is hit, add block root to BlockIsAlreadyKnown

* fix compile

* fix compile

* fix compile
2024-03-22 18:16:13 +00:00
Michael Sproul
65a6118c53 Fix gossip verification of duplicate attester slashings (#5385)
* Fix gossip verification of duplicate attester slashings
2024-03-20 20:47:38 +00:00
Eitan Seri-Levi
01ec42e75a Fix Rust beta compiler errors 1.78.0-beta.1 (#5439)
* remove redundant imports

* fix test

* contains key

* fmt

* Merge branch 'unstable' into fix-beta-compiler
2024-03-20 05:17:02 +00:00
Michael Sproul
f93844e63b Optimise concurrent block production (#5368)
* Optimise concurrent block production
2024-03-08 05:15:28 +00:00
João Oliveira
65c4ff0775 remove exit-future (#5183)
* remove exit-future usage,

as it is non maintained, and replace with async-channel which is already in the repo.

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into remove-exit-future

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into remove-exit-future
2024-02-27 22:12:44 +00:00
Pawan Dhananjay
3ab9d3a84e Add a cli option for the snapshot cache size (#5270)
* Add a cli option for snapshot cache size

* Remove junk

* Make snapshot_cache module public

* lint

* Update docs
2024-02-26 05:19:39 +00:00
Michael Sproul
c9702cb0a1 Download checkpoint blobs during checkpoint sync (#5252)
* MVP implementation (untested)

* update store checkpoint sync test

* update cli help

* Merge pull request #5253 from realbigsean/checkpoint-blobs-sean

Checkpoint blobs sean

* Warn only if blobs are missing from server

* Merge remote-tracking branch 'origin/unstable' into checkpoint-blobs

* Verify checkpoint blobs

* Move blob verification earlier
2024-02-19 02:22:23 +00:00
realbigsean
f21472991d check the da cache and the attester cache in responding to RPC requests (#5138)
* check the da cache and the attester cache in responding to RPC requests

* use the processing cache instead

* update comment

* add da cache metrics

* rename early attester cache method

* Merge branch 'unstable' of https://github.com/sigp/lighthouse into check-da-cache-in-rpc-response

* make rustup update run on the runners

* Revert "make rustup update run on the runners"

This reverts commit d097e9bfa8.
2024-02-19 02:22:15 +00:00
ethDreamer
a264afd19f Verify Versioned Hashes During Optimistic Sync (#4832)
* Convert NewPayloadRequest to use Reference

* Refactor for Clarity

* Verify Versioned Hashes

* Added Tests for Version Hash Verification

* Added Moar Tests

* Fix Problems Caused By  Merge

* Update to use Alloy Instead of Reth Crates (#14)

* Update beacon_node/execution_layer/src/engine_api/new_payload_request.rs

Co-authored-by: realbigsean <seananderson33@GMAIL.com>

* Faster Versioned Hash Extraction

* Update to rust 1.75 & Pin alloy-consensus
2024-02-18 12:40:45 +00:00
realbigsean
4172d9f75c Update to consensus spec v1.4.0-beta.6 (#5094)
* get latest ef tests passing

* fix tests

* Fix invalid payload recovery tests

* Merge branch 'unstable' into update-to-spec-v1.4.0-beta.6

* Revert "fix tests"

This reverts commit 0c875b02e0.

* Fix fork choice def. tests

* Update beacon_node/beacon_chain/tests/payload_invalidation.rs
2024-02-08 18:08:21 +00:00
Jimmy Chen
39e9f7dc6b Fix Rust beta compiler errors (1.77) (#5180)
* Lint fixes

* More fixes for beta compiler.

* Format fixes

* Move `#[allow(dead_code)]` to field level.

* Remove old comment.

* Update beacon_node/execution_layer/src/test_utils/mod.rs

Co-authored-by: João Oliveira <hello@jxs.pt>

* remove duplicate line
2024-02-05 17:54:11 +00:00
Michael Sproul
0b6416c444 Re-disable block verification tests in debug (#5155)
* Re-disable block verification tests in debug
2024-02-01 08:35:10 +00:00
Age Manning
7582da7855 Test backfill (#5109)
* Test backfill

* Revert cargo.toml

* Update beacon_node/beacon_chain/src/builder.rs

Co-authored-by: João Oliveira <hello@jxs.pt>

* Remove redundant code
2024-01-31 18:11:45 +00:00
Lion - dapplion
b035638f9b Compute recent lightclient updates (#4969)
* Compute recent lightclient updates

* Review PR

* Merge remote-tracking branch 'upstream/unstable' into lc-prod-recent-updates

* Review PR

* consistent naming

* add metrics

* revert dropping reprocessing queue

* Update light client optimistic update re-processing logic. (#7)

* Add light client server simulator tests. Co-authored by @dapplion.

* Merge branch 'unstable' into fork/dapplion/lc-prod-recent-updates

* Fix lint

* Enable light client server in simulator test.

* Fix test for light client optimistic updates and finality updates.
2024-01-31 05:25:51 +00:00
Michael Sproul
6f3af67362 Fix off-by-one in backfill sig verification (#5120)
* Fix off-by-one in backfill sig verification

* Add self-referential PR link
2024-01-30 00:33:01 +00:00
realbigsean
a4fcf60bcc Increase attestation cache sizes (#5135)
* increase observed attesters and aggregates cache sizes

* fix comment
2024-01-30 00:32:57 +00:00
Sergey Kisel
64efdaf39a #5102 Fix load_state_for_block_production metric mapping (#5103)
* #5102 Fix load_state_for_block_production metric mapping
2024-01-30 00:32:52 +00:00
realbigsean
1cebf41452 Backfill blob storage fix (#5119)
* store blobs in the correct db in backfill

* add database migration

* add migration file

* remove log info suggesting deneb isn't schedule

* add batching in blob migration
2024-01-24 09:35:02 +11:00
Michael Sproul
a403138ed0 Reduce size of futures in HTTP API to prevent stack overflows (#5104)
* Box::pin a few big futures

* Arc the blocks early in publication

* Fix more tests
2024-01-23 15:32:07 +11:00
Lion - dapplion
585124fb2f Hold HeadTracker lock until persisting to disk (#5084)
* Fix head tracker drop order on un-ordered shutdown

* lint

---------

Co-authored-by: Michael Sproul <michael@sigmaprime.io>
2024-01-22 15:14:11 +11:00
Mac L
a0b407c15d Add Deneb readiness logging (#5074) 2024-01-18 15:21:38 -05:00
Paul Hauner
be79f74c6d Fix IncorrectAttestationSource error in attn. simulator (#5048)
* Don't produce attestations when syncing

* Handle `IncorrectAttestationSource`
2024-01-10 10:47:00 +11:00
Michael Sproul
7e948eec9d Fix block v3 reward encodings (#5049)
* Fix block v3 reward encodings

* Use crates.io version
2024-01-10 10:44:07 +11:00
realbigsean
b47e3f252e Runtime rpc request sizes (#4841)
* add runtime variable list type

* add configs to ChainSpec

* git rid of max request blocks type

* fix tests and lints

* remove todos

* git rid of old const usage

* fix decode impl

* add new config to `Config` api struct

* add docs fix compilt

* move methods for per-fork-spec to chainspec

* get values off chain spec

* fix compile

* remove min by root size

* add tests for runtime var list

---------

Co-authored-by: Jimmy Chen <jchen.tc@gmail.com>
2024-01-09 10:23:47 +11:00
realbigsean
f70c32ec70 create unified slashing cache (#5033)
* create unified slashing cache

* add observed slashable file

* fix broadcast validation tests

* revert block seen cache changes

* clean up slashable cache test

* check header signatures for RPC blobs

* don't throw error on RPC signature invalie
2024-01-08 10:30:57 -05:00
Eitan Seri-Levi
9c1505d082 Block v3 builder boost factor (#5035)
* builder boost factor

* default boost factor

* revert

* deprecate always_prefer_builder_payload, builder-profit-threshold, ignore_builder_override_suggestion_threshold and builder_comparison_factor flags

* revert

* set deprecated flags to no op, revert should_override_builder

* fix test, calc boosted relay value correctly, dont calculate if none

* Add deprecation warnings and restore CLI docs
2024-01-08 11:10:32 +11:00
Michael Sproul
af11e78ae1 Clean up blockv3 metadata and client (#5015)
* Improve block production v3 client

* Delete wayward line

* Overhaul JSON endpoint as well

* Rename timeout param

* Update tests

* I broke everything

* Ah this is an insane fix

* Remove unnecessary optionals

* Doc fix
2023-12-22 09:39:17 -05:00
realbigsean
c55608be10 suppress error on duplicate blobs (#4995) 2023-12-18 12:15:12 -05:00
Jimmy Chen
b0c374c1ca Update dependencies to get rid of the yanked deps (#4994)
* Initial attempt to upgrade hashbrown to latest to get rid of the crate warnings.

* Replace `.expect()` usage with use of `const`.

* Update ahash 0.7 as well

* Remove unsafe code.

* Update `lru` to 0.12 and fix release test errors.

* Set non-blocking socket

* Bump testcontainers to 0.15.

* Fix lint

---------

Co-authored-by: Michael Sproul <michael@sigmaprime.io>
2023-12-15 18:31:59 +11:00
Michael Sproul
f1113540d8 Fix off-by-one bug in missed block detection (#5012)
* Regression test

* Fix the bug
2023-12-15 14:23:54 +11:00
Pawan Dhananjay
ae4a296089 Convert a FullPayload to a BlindedPayload correctly (#5005) 2023-12-14 08:44:14 -05:00
Joel Rousseau
189430a45c Add attestation simulator (#4880)
* basic scaffold

* remove unnecessary ?

* check if committee cache is init

* typed ValidatorMonitor with ethspecs + store attestations within

* nits

* process unaggregated attestation

* typo

* extract in func

* add tests

* better naming

* better naming 2

* less verbose

* use same naming as validator monitor

* use attestation_simulator

* add metrics

* remove cache

* refacto flag_indices process

* add lag

* remove copying state

* clean and lint

* extract metrics

* nits

* compare prom metrics in tests

* implement lag

* nits

* nits

* add attestation simulator service

* fmt

* return beacon_chain as arc

* nit: debug

* sed s/unaggregated/unagg.//

* fmt

* fmt

* nit: remove unused comments

* increase max unaggregated attestation hashmap to 64

* nit: sed s/clone/copied//

* improve perf: remove unecessary hashmap copy

* fix flag indices comp

* start service in client builder

* remove //

* cargo fmt

* lint

* cloned keys

* fmt

* use Slot value instead of pointer

* Update beacon_node/beacon_chain/src/attestation_simulator.rs

Co-authored-by: Paul Hauner <paul@paulhauner.com>

---------

Co-authored-by: Paul Hauner <paul@paulhauner.com>
2023-12-14 11:44:56 +11:00
Pawan Dhananjay
a3a370302a Use the block header to compute the canonical_root (#5003) 2023-12-14 09:24:36 +11:00
Gua00va
a3fb27c99b add forK_choice_read_lock as parameter (#4978) 2023-12-13 16:06:00 +11:00
ethDreamer
78ffa378b4 Batch Verify RPC Blobs (#4934) 2023-12-08 16:48:03 -05:00
realbigsean
46184e5ce4 Remove delayed lookups (#4992)
* initial rip out

* fix unused imports

* delete tests and fix lint

* fix peers scoring for blobs
2023-12-08 15:42:55 -05:00
Jimmy Chen
67e0569d9b Fix corrupted DB on networks where the first slot is skipped (Holesky) (#4985)
* Fix zero block roots on skip slots.

* Remove temporary comment, println code and unused imports.

* Remove `println!` in test.
2023-12-07 15:12:06 +11:00
ethDreamer
52117f43ba Small Improvements (#4980)
* initial changes

* use arc<blobsidecar> in vector

* Utilize new pattern for KzgVerifiedBlob

* fmt

* Update beacon_node/beacon_chain/src/blob_verification.rs

Co-authored-by: realbigsean <seananderson33@GMAIL.com>

* forgot to save..

* lint

* fmt.. again

---------

Co-authored-by: realbigsean <seananderson33@GMAIL.com>
2023-12-06 15:51:40 -05:00
Pawan Dhananjay
31044402ee Sidecar inclusion proof (#4900)
* Refactor BlobSidecar to new type

* Fix some compile errors

* Gossip verification compiles

* Fix http api types take 1

* Fix another round of compile errors

* Beacon node crate compiles

* EF tests compile

* Remove all blob signing from VC

* fmt

* Tests compile

* Fix some tests

* Fix more http tests

* get compiling

* Fix gossip conditions and tests

* Add basic proof generation and verification

* remove unnecessary ssz decode

* add back build_sidecar

* remove default at fork for blobs

* fix beacon chain tests

* get relase tests compiling

* fix lints

* fix existing spec tests

* add new ef tests

* fix gossip duplicate rule

* lints

* add back sidecar signature check in gossip

* add finalized descendant check to blob sidecar gossip

* fix error conversion

* fix release tests

* sidecar inclusion self review cleanup

* Add proof verification and computation metrics

* Remove accidentally committed file

* Unify some block and blob errors; add slashing conditions for sidecars

* Address review comment

* Clean up re-org tests (#4957)

* Address more review comments

* Add Comments & Eliminate Unnecessary Clones

* update names

* Update beacon_node/beacon_chain/src/metrics.rs

Co-authored-by: Jimmy Chen <jchen.tc@gmail.com>

* Update beacon_node/network/src/network_beacon_processor/tests.rs

Co-authored-by: Jimmy Chen <jchen.tc@gmail.com>

* pr feedback

* fix test compile

* Sidecar Inclusion proof small refactor and updates (#4967)

* Update some comments, variables and small cosmetic fixes.

* Couple blobs and proofs into a tuple in `PayloadAndBlobs` for simplicity and safety.

* Update function comment.

* Update testing/ef_tests/src/cases/merkle_proof_validity.rs

Co-authored-by: Jimmy Chen <jchen.tc@gmail.com>

* Rename the block and blob wrapper types used in the beacon API interfaces.

* make sure gossip invalid blobs are passed to the slasher (#4970)

* Add blob headers to slasher before adding to DA checker

* Replace Vec with HashSet in BlockQueue

* fmt

* Rename gindex -> index

* Simplify gossip condition

---------

Co-authored-by: realbigsean <seananderson33@gmail.com>
Co-authored-by: realbigsean <sean@sigmaprime.io>
Co-authored-by: Michael Sproul <michael@sigmaprime.io>
Co-authored-by: Mark Mackey <mark@sigmaprime.io>
Co-authored-by: Jimmy Chen <jchen.tc@gmail.com>
2023-12-05 11:19:59 -05:00