Pre-release for cardano-node-1.28.0 Alonzo hard fork

This is a pre-release.

Compatible with [email protected].

⚠️ Your cardano-node config must have the TestEnableDevelopmentNetworkProtocols option enabled, otherwise there will be version negotiation errors.

API Changes

• Added: POST /byron-wallets/{walletId}/transactions-construct (:warning: under development, may not behave as expected)
• Added: POST /byron-wallets/{walletId}/transactions-sign (:warning: under development, may not behave as expected)
• Updated: POST /byron-wallets/{walletId}/transactions
  • Response modified: 400
  • Body attributes added: message, code
• Updated: GET /network/parameters
  • Response modified: 200
• Added: POST /wallets/{walletId}/assets (:warning: under development, may not behave as expected)
• Updated: POST /wallets/{walletId}/transactions
  • Response modified: 400
  • Body attributes added: message, code
• Added: POST /wallets/{walletId}/transactions-construct (:warning: under development, may not behave as expected)
• Added: POST /wallets/{walletId}/transactions-sign (:warning: under development, may not behave as expected)

New features

• New API endpoint for constructing transactions without signing or submitting them. #2760 #2751 #2752 #2702

• Add skeleton of new API endpoint for signing transactions. #2642

• Prepatory work on the API for creating transactions which mint or burn native assets. #2774 #2741 #2725 #2712

Improvements

• Update to cardano-node 1.28.0. #2778 #2770 #2755

• Basic Alonzo hard-fork support. #2763

• API documentation improvements. #2784 #2747 #2729

• Cardano-wallet is now built with GHC version 8.10.5. #2738

Quality improvements

• Various test suite improvements. #2749 #2768 #2762 #2734 #2726 #2724 #2723 #2721 #2756

• Various development environment and build improvements. #2766 #2765 #2758 #2786 #2746 #2737 #2736 #2727 #2718 #2714 #2713 #2709 #2707

Resolved issues

• Fix the Cabal build. #2748 #2776

• API documentation: Remove incorrect "disabled" messages on byron migrations. #2744

Known Issues

• Occasional invalid transaction error (MaxTxSizeUTxO) on wallets with big amounts of assets (ADP-1052)
• Wallet workers die while syncing when there are many wallets (ADP-1013)
• Wallets disappear when node-connection is lost (ADP-871)
• High memory usage observed in SPO testnet wallet (ADP-776)
• Rare SQLite3 constraint errors when making transactions (ADP-773)
• On really large wallets, postTransaction is slow and sometimes returns transaction_is_too_big (ADP-772)
• Fee estimation slowness (up to 4x slower when there are many wallets, comparing with old selection algorithm) (ADP-702)
• Listing transaction time deteriorated (even up to 3x) (ADP-691)
• Wallet restoration time deteriorated 2x in v2021-01-28 (ADP-690)
• Icarus wallets restoration is ~3x slower than random/shelley (ADP-785)
• Multi-addresses transactions sometimes result in an internal server error. (ADP-571)

Documentation

📕	💻	🐳
API Documentation	CLI Manual	Docker Manual

Installation Instructions

1. Install [email protected].

2. Download the provided cardano-wallet for your platform, and uncompress it in a directory that is on your $PATH, e.g. /usr/local/bin. Or %PATH% on Windows.

3. Start cardano-wallet --help and see available parameters.

Docker

Pull from DockerHub and verify the version matches 2021.7.30.

$ docker pull inputoutput/cardano-wallet:2021.7.30
$ docker run --rm inputoutput/cardano-wallet:2021.7.30 version

Signatures

Name	Role	Approval
Rodney Lorrimar @rvl	Technical Team Lead	✔️
Piotr Stachyra @piotr-iohk	QA Engineer	✔️
Laurence Jenkins @LaurenceIO	Release Manager	✔️