v20.2.0

What's Changed

Release notes: This is the first supported version for Protocol 20.

Bug fixes

• Send Soroban resource fee refund to fee bump transaction source account by @sisuresh in #4168

Stability improvements

• Update installation document to reflect current Rust requirements by @bboston7 in #4123
• Cleaned up BucketApplicator::Counters by @SirTyson in #3566
• BucketListDB Cleanup by @SirTyson in #4124
• Pin rust version to exact version 1.74.1 by @leighmcculloch in #4131
• Cleanup tx queue interface and address warnings/false positives from static analysis by @marta-lokhova in #4119
• Bad auth refund test by @sisuresh in #4133
• Fixed resource limit bug in SOROBAN_UPLOAD by @SirTyson in #4134
• Fix version match by @sisuresh in #4136
• Add some tests for malformed Symbols in invocations/auth by @dmkozh in #4130
• Update soroban settings upgrade docs by @sisuresh in #4140
• Route Soroban TraceHook-based tracing into core trace-level tx logging by @graydon in #4141
• Fix docs by @sisuresh in #4147
• Increase eviction scan size to 1 mb by @SirTyson in #4146
• Adds script and backtraces for linux clang by @SirTyson in #3993
• Add metric to track metra production by @MonsieurNicolas in #4150
• Correctly deinit logging before reinit when changed on the fly by @graydon in #4151
• Add new config settings by @sisuresh in #4142
• Minor loadgen cleanup by @SirTyson in #4149
• Add eviction cycle metrics by @SirTyson in #4144
• Bump env curr and prev by @sisuresh in #4153
• Add soroban metrics for selected network limits by @jayz22 in #4148
• Set upper bound on scan size in the upgrade utils by @sisuresh in #4155
• Allow validators to serialize BL indexes to disk by @SirTyson in #4158
• Bump soroban to 20.1.1 by @graydon in #4159
• Add test vectors for ed25519 edge cases by @graydon in #4152
• Fix startup race condition by @marta-lokhova in #4162
• Improve survey documentation by @marta-lokhova in #4160
• Eviction scan fix by @SirTyson in #4173
• Bump FIRST_VERSION_REQUIRED_FOR_PROTOCOL_20 by @marta-lokhova in #4170
• Subtract refund from feeCharged by @sisuresh in #4171
• Soroban metrics improvement by @jayz22 in #4175
• Added bucket list window sample period config setting by @SirTyson in #4179
• Bucket list update and env bump for fees by @sisuresh in #4180

Breaking changes

None

Known issues

Non protocol issues:
#4204

Protocol issues:
https://github.com/orgs/stellar/projects/52

Full Changelog: v20.1.0...v20.2.0

v20.2.0rc3

What's Changed

• Improve survey documentation by @marta-lokhova in #4160
• Eviction scan fix by @SirTyson in #4173
• Send refund to fee bump source by @sisuresh in #4168
• Bump FIRST_VERSION_REQUIRED_FOR_PROTOCOL_20 by @marta-lokhova in #4170
• Subtract refund from feeCharged by @sisuresh in #4171
• Soroban metrics improvement by @jayz22 in #4175
• Added bucket list window sample period config setting by @SirTyson in #4179
• Bucket list update and env bump for fees by @sisuresh in #4180

Full Changelog: v20.2.0rc2...v20.2.0rc3

v20.2.0rc2

Release notes:

Stability improvements

• Fix startup race condition

v20.2.0rc1

What's Changed

Release notes: Soroban logs in trace level logging, new metrics, added more tests, stability improvements and minor fixes

New features

• Route Soroban TraceHook-based tracing into core trace-level tx logging
• Add soroban metrics for selected network limits
• Add metric to track metra production
• Add eviction cycle metrics

Stability improvements

• Add test vectors for ed25519 edge cases
• Bump soroban to 20.1.1
• Allow validators to serialize BL indexes to disk
• Set upper bound on scan size in the upgrade utils
• Bump env curr and prev
• Minor loadgen cleanup
• Add new config settings
• Correctly deinit logging before reinit when changed on the fly
• Adds script and backtraces for linux clang
• Increase eviction scan size to 1 mb
• Fix docs
• Update soroban settings upgrade docs
• Add some tests for malformed Symbols in invocations/auth
• Fix version match
• Loadgen fix for resource limit bug in SOROBAN_UPLOAD
• Bad auth refund test
• Cleanup tx queue interface and address warnings/false positives from static analysis
• Pin rust version to exact version 1.74.1
• BucketListDB Cleanup
• Cleaned up BucketApplicator::Counters
• Update installation document to reflect current Rust requirements

Breaking changes

None

v20.1.0

What's Changed

• Don't generate diagnostic errors at all when diagnostics is disabled. by @dmkozh in #4094
• Update phase 1 settings by @SirTyson in #4099
• Add new option to sorobaninfo command to output full settings in the same format as the dumpproposedsettings command by @sisuresh in #4088
• Verify diagnostic events in SAC by @sisuresh in #4096
• Add tests for SAC transfer from contract by @sisuresh in #4095
• Loadgen cleanup by @SirTyson in #4080
• Overlay: Do not initiate connections that will be immediately dropped by @bboston7 in #4083
• Add BucketList size meter by @SirTyson in #4086
• Loadgen startup fix by @marta-lokhova in #4087
• Properly report generalized tx set fetching metrics by @marta-lokhova in #4105
• Centralize txn size calculation by @ThomasBrady in #4064
• Try-catch in destructors by @sisuresh in #4107
• Fix enable-protocol-upgrade-via-soroban-env-host-prev build by @sisuresh in #4102
• Add standalone check-quorum-intersection command by @bboston7 in #4097
• Use a separate flag for validation diagnostics in tx endpoint. by @dmkozh in #4104
• Test target size logic in upgrade test by @sisuresh in #4111
• Parse ENABLE_SOROBAN_DIAGNOSTIC_EVENTS config parameter. by @dmkozh in #4116
• 3437 improve handling of slow archives by @ThomasBrady in #4090
• Add integration tests for Soroban authentication and authorization. by @dmkozh in #4112
• Revert "Try-catch in metrics destructors" by @sisuresh in #4118
• Add diagnostic events for INVOKE_HOST_FUNCTION_ENTRY_ARCHIVED error. by @dmkozh in #4115
• Bump overlay31 by @MonsieurNicolas in #4117
• Drop old peers post v20 upgrade by @marta-lokhova in #4120
• Initialize mFeeRefund earlier by @sisuresh in #4122
• Bump cackle-action to 0.7.0 to support debuginfo changes in rust 1.75 by @graydon in #4125
• Bump Soroban env to v20.1.0 by @dmkozh in #4129

New Contributors

• @bboston7 made their first contribution in #4083

Full Changelog: v20.0.1...v20.1.0

v20.0.2

What's Changed

• Bump env to 20.0.2 by @dmkozh in #4103

Full Changelog: v20.0.1...v20.0.2

v20.0.1

What's Changed

• Initial phase1 settings by @sisuresh in #4084
• Refactor Soroban test framework. by @dmkozh in #4089
• Cache tx set resolution by @marta-lokhova in #4091
• Change test utility used by loadgen to not depend on Catch2. by @dmkozh in #4092

Full Changelog: v20.0.0...v20.0.1

v20.0.0

What's Changed

• rename getFeeBid -> getInclusionFee, bugfixes by @marta-lokhova in #3838
• Set max_entry_expiration by @sisuresh in #3849
• Add test override for MINIMUM_PERSISTENT_ENTRY_LIFETIME by @sisuresh in #3853
• SAC invariant by @sisuresh in #3819
• Setting validations by @sisuresh in #3855
• Emitting diagnostic event containing Soroban resource utilization metrics by @jayz22 in #3847
• Move expiration enforcement to OpFrame level by @SirTyson in #3857
• Soroban settings upgrade contract and script by @sisuresh in #3843
• Change the metadata->events metering/fees in core. by @dmkozh in #3861
• Refactor core to use e2e_invoke host module. by @dmkozh in #3866
• soroban txs: tx set construction and flooding tests by @marta-lokhova in #3845
• Confirm soroban errors fail ops and txs, fix stellar/rs-soroban-env#522 by @graydon in #3872
• Add test case for soroban config setting upgrade with minimum settings by @sisuresh in #3871
• Harden Soroban network config retrieval by @marta-lokhova in #3875
• Bump env version, update cost parameters by @jayz22 in #3876
• More InvokeHostFunctionOp tests by @sisuresh in #3858
• Easier to capture scp messages by @JuI3s in #3832
• Enforce 1 tx per source account limit by @marta-lokhova in #3869
• Validation of initial ConfigSettingEntries by @sisuresh in #3879
• Reduce the default resource limits to minimum. by @dmkozh in #3885
• Include all upgradeable settings in the upgrade by @sisuresh in #3888
• Refundable fee updates by @dmkozh in #3886
• Bump soroban-env-host versions by @graydon in #3890
• Bump env by @sisuresh in #3892
• Reduce MINIMUM_PERSISTENT_ENTRY_LIFETIME by @sisuresh in #3893
• Evict Temporary Entries by @SirTyson in #3874
• Stop counting the key size for read/write bytes. by @dmkozh in #3895
• Add config flag to override all initial Soroban limits by @jayz22 in #3901
• Expiration Entry updates and return core-generated DiagnosticEvents on the tx submission endpoint by @graydon in #3898
• Add ci check that rust git rev deps are unlikely to be orphaned by @leighmcculloch in #3906
• fix Visual Project file (missing file) by @MonsieurNicolas in #3907
• Add trustline to trustline transfer test by @sisuresh in #3903
• Bump env by @sisuresh in #3908
• Use submodule for curr xdr by @sisuresh in #3910
• Fixed off by one in eviction scan by @SirTyson in #3919
• Minor eviction scan bugfix by @marta-lokhova in #3916
• Fee bug by @SirTyson in #3912
• Remove Soroban ENABLE_NEXT_PROTOCOL_VERSION_UNSAFE_FOR_PRODUCTION Ifdefs by @sisuresh in #3915
• Config params to test eviction by @SirTyson in #3922
• Fixed meta bug during protocol 20 upgrade by @SirTyson in #3925
• Eviction scan test fixes by @marta-lokhova in #3928
• Update env version for testnet by @jayz22 in #3929
• Fix flaky test by @sisuresh in #3930
• Bump overlay version by @marta-lokhova in #3931
• Check if bucketlist is enabled in network config by @sisuresh in #3932
• Add a diagnostic tool to replay debug meta by @marta-lokhova in #3894
• Ban ENABLE_SOROBAN_DIAGNOSTIC_EVENTS when isNetworkedValidator by @graydon in #3934
• Upgrade settings entry to use TEMPORARY storage type by @anupsdf in #3918
• Overlay improvements by @marta-lokhova in #3944
• Add missing includes for gcc 13 by @MonsieurNicolas in #3911
• Update env to pull in test to make sure we don't clear LE extensions by @sisuresh in #3939
• Schema upgrade 21 by @sisuresh in #3945
• Make tx size calculation consistent by @marta-lokhova in #3937
• Harden refund code and add test by @sisuresh in #3948
• Skip refund if balance + liabilities is too large by @sisuresh in #3949
• Consolidate v20 protocol version naming by @marta-lokhova in #3947
• Add invariants and remove remnants of autobump by @sisuresh in #3950
• Fix Windows build by @dmkozh in #3956
• Code cleanup, warning police, upgrade test by @marta-lokhova in #3955
• upgrade fixes related to persistence and reporting, code cleanup by @marta-lokhova in #3959
• Change Soroban fee semantics & bump XDR by @dmkozh in #3969
• XDR Refactors by @SirTyson in #3966
• Code cleanup, fixes to tx queue by @marta-lokhova in #3963
• Remove transaction simulation machinery from Core. by @dmkozh in #3974
• initialize app's prngs with sane defaults by @MonsieurNicolas in #3975
• Properly support older overlay versions by @marta-lokhova in #3976
• Set recursion limit for SCval and SorobanAuthorizedInvocation by @sisuresh in #3978
• Enable vnext by @sisuresh in #3979
• Harden upgrade by @sisuresh in #3985
• Add lifetime and type tests for upgrade entries by @SirTyson in #3990
• Check negative inclusion fee by @sisuresh in #3989
• Fix TESTING_SOROBAN_HIGH_LIMIT_OVERRIDE limits by @sisuresh in #3992
• Add utility for building random wasms by @graydon in #3995
• Cleanup BucketList access by @SirTyson in #3986
• Improve catchup retry strategy by @marta-lokhova in #3981
• Bump env by @sisuresh in #3996
• Added BucketListSizeSnapshots upgrade test by @SirTyson in #3991
• Limit tx set size based on overlay limits by @marta-lokhova in #3994
• Improvements to transaction queue and tests by @marta-lokhova in #4001
• Make Wasm upload transactions generated for tests produce valid Wasm by @dmkozh in #3997
• Count read bytes for expired temp entries by @sisuresh in #4009
• Cleanup deprecated LIMIT_TX_QUEUE_SOURCE_ACCOUNT by @marta-lokhova in #3953
• fee invariance and tests by @marta-lokhova in #4010
• Soroban Meta Tests by @SirTyson in #3984
• Make hash-xdr.h not fail silently during build by @leighmcculloch in #4014
• Only interpret TxSetFrame with correct ledger state by @dmkozh in #3977
• Increase ledger-wide limits for testing by @marta-lokhova in #4019
• Fix SCP driver test. by @dmkozh in #4018
• Test extending expired temp entries by @sisuresh in #4016
• Test - Create temp entry with same key as an expired entry on the ledger it would normally get evicted by @sisuresh in #4026
• do not crash core on malformed loadgen input by @marta-lokhova...

v20.0.0rc2

This release contains some bug fixes.

v19.14.0

This release contains stability improvements

Stability improvements

• Overlay improvements (tracking, logging, monitoring)

New features

None.

Breaking changes

None.