cosmos/ibc-go v5.0.0-rc1

on GitHub

This release bumps the Cosmos SDK to v0.46.1 (for more information, see Cosmos SDK v0.46.1 Release Notes) and Tendermint to v0.34.21 (for more information, see Tendermint 0.34.21 changelog). It also introduces several code style improvements flagged by linting tools. We present here a summary of the most relevant changes in comparison to v5.0.0-rc0. Please see the v5.0.0 changelog for the full set of changes included in this pre-release.

apps/27-interchain-accounts

• A MessageRouter interface has been added. It has replaced the *baseapp.MsgServiceRouter used in the controller and host keepers.

testing

• A new interface ibctestingtypes.StakingKeeper has been added. It is used for the testing app StakingKeeper setup.

Special thanks to our external contributors on this release: @faddat @Taztingo

To learn more about ibc-go versioning, please read our RELEASES.md.

IMPORTANT: Please read the migration guides for any versions of ibc-go that you might be going through when upgrading to this version. For example: if you upgrade from the IBC module contained in the Cosmos SDK 0.42.0 to SDK v0.46.1 and ibc-go v5.0.0-rc1, please follow:

1. The migration from SDK 0.41.x or 0.42.x to the IBC module in the ibc-go repository based on the SDK v0.44.x.
2. The migration from ibc-go v1 to v2.
3. The migration from ibc-go v2 to v3.
4. The migration from ibc-go v3 to v4.
5. The migration from ibc-go v4 to v5 (not available yet, but work is in progress here).