nervosnetwork/ckb v0.40.0-rc1 on GitHub

This is an RC version to preview the changes in the next release.

Pay attention that following RPC methods will be removed from v0.40.0:

The following methods will be disabled by default from v0.40.0 and will be removed from v0.41.0:

The method get_cellbase_output_capacity_details in the module Chain.
The method get_peers_state in the module Stats.
The methods _compute_transaction_hash, _compute_script_hash and estimate_fee_rate in the module Experiment.

Because of deleted RPC methods, following keys must be deleted from the existing config file ckb.toml:

OS	Arch	Runtime Dependencies	Package	Sign
macOS	x64	macOS 10.12 or above	zip	PGP
Linux	x64	glibc, libstdc++	tarball	PGP
CentOS	x64	glibc, libstdc++, openssl	tarball	PGP
Windows*	x64	VC++ Redistributable	zip	PGP
Docker			dockerhub

* Windows support is experimental.

Changes since v0.39.1

#2501: chore: remove deprecated RPC and add deprecated to some RPC.
Resolve #2487
#2297: Chain freezer (@zhangsoledad)
Introduce chain freezer, Inspired by [Splitting the data directory] and [geth-v1-9-0]
Now, separated database into two parts, recent block and ancient history. If your data directory is located on a magnetic disk, you can link db to an SSD drive to improve performance. If your data directory is on an SSD: you can link ancient to an HDD drive to save space.
Freezer is disabled by default. It has some performance bottlenecks that we are fixing.
#2365: Tx pool callback (@zhangsoledad)

#2455: Relay and sync should be order independent (@yangby-cryptape)
Fix #2450.
#2484: Don't do sync before sync connected (@yangby-cryptape)
This issue was introduced since #2455.
#2458: Fix potential failure in integration test TransactionRelayLowFeeRate (@yangby-cryptape)
#2454: Fix the log output of integration tests and output more logs (@yangby-cryptape)
#2502: Skip RUSTSEC-2020-0095 temporarily (@yangby-cryptape)