2023-08-16 v0.19.0

Note that the --topic CLI option is being deprecated in favor a more specific option --pubsub-topic.

The Waku v1 implementation has been removed from this repository and can be found in a separate Waku Legacy repository.

What's Changed

Release highlights:

• Improved connection management, including management for non-relay peers and limiting the number of connections from a single IP
• Postgres support has been added as a backend for archive module
• RLN initialization optimizations
• Update to the latest nim-libp2p
• Removed Waku v1 and also references to v2 from the current version
• Basic implementation of Autosharding for the Waku Network
• REST API implementation for Filter protocol

Features

• ci: add docker image builds per PR (#1881) (84f94d5d)
• Rest API interface for legacy (v1) filter service. (#1851) (08ff6672)
• autosharding content topics in config (#1856) (afb93e29)
• autosharding core algorithm (#1854) (bbff1ac1)
• cbindings: tiny waku relay example in Python (#1793) (0b2cfae5)
• rln-relay: close db connection appropriately (#1858) (76c73b62)
• enable TcpNoDelay (#1470) (08f3bba3)
• limit relay connections below max conns (#1813) (17b24cde)
• postgres: integration of postgres in wakunode2 (#1808) (88b7481f)
• discovery peer filtering for relay shard (#1804) (a4da87bb)
• rln-relay: resume onchain sync from persisted tree db (#1805) (bbded9ee)
• rln-relay: metadata ffi api (#1803) (045f07c6)

Bug Fixes

• bring back default topic in config (#1902) (d5d2243c)
• ci: only add comment on PR and do not duplicate it (#1908) (b785b6ba)
• ci: add mising OS arch option to image build (#1905) (2575f3c4)
• wakucanary: add missing return on timeout (#1901) (7dce0b9e)
• fixes out of bounds crash when waku2 is not set (#1895) (03363f1b)
• wakucanary: add enr record to builder (#1882) (831a093f)
• check nil before calling clearTimer (#1869) (2fc48842)
• rln-relay: mark duplicated messages as spam (#1867) (4756ccc1)
• ci: do not depend on number of procesors with job name (#1863) (c560af11)
• libp2p: Updating nim-libp2p to fix the wss connectivity issue (#1848) (1d3410c7)
• rln-relay: chunk event fetching (#1830) (e4d9ee1f)
• discv5: Fixing issue that prevented the wakunode2 from starting (#1829) (3aefade6)
• sanity-check the docker image start (ae05f0a8)
• ci: fix broken test with wrong import (#1820) (4573e8c5)
• temporary fix to disable default experimental builds on fleets (#1810) (e9028618)
• rln-relay: tree race condition upon initialization (#1807) (f8e270fb)
• fix mac docker build alpine version (#1801) (fce845bb)
• rln-relay: flaky static group manager test (#1798) (0e9ecbd6)

Changes

• remove references to v2 (#1898) (b9d5d28a)
• submodules: use zerokit v0.3.1 only (#1886) (311f5ea0)
• remove Waku v1 and wakubridge code (#1874) (ab344a9d)
• cbindings: libwaku - run waku node in a secondary working thread (#1865) (069c1ad2)
• update docs link (#1850) (d2b6075b)
• changelog: release notes for v0.19.0 (#1861) (32c1276f)
• rln-relay: verify proofs based on bandwidth usage (#1844) (3fe4522a)
• rln-relay: bump zerokit (#1838) (4f0bdf9a)
• bump nim-libp2p to 224f92e (661638da)
• refactor: Move record creation & fix libwaku compilation (#1833) (97d3b9f7)
• discv5 re-org clean-up (#1823) (cf46fb7c)
• networking: disconnect due to colocation ip in conn handler (#1821) (e12c979c)
• rln-relay: bump zerokit for version fix (#1822) (add294a9)
• move discv5 out of node. (#1818) (62d36530)
• archive: Moving waku archive logic from app.nim to the archive module (#1817) (52894a82)
• add peer manager config to builder (#1816) (71c4ac16)
• discv5 re-org setup (#1815) (44f9d8dc)
• databases: Creation of the databases folder to keep the logic for sqlite and postgres (#1811) (a44d4bfb)
• deps: bump libp2p & websock (#1800) (f6e89c31)

This release supports the following libp2p protocols:

Protocol	Spec status	Protocol id
11/WAKU2-RELAY	stable	/vac/waku/relay/2.0.0
12/WAKU2-FILTER	draft	/vac/waku/filter/2.0.0-beta1 /vac/waku/filter-subscribe/2.0.0-beta1 /vac/waku/filter-push/2.0.0-beta1
13/WAKU2-STORE	draft	/vac/waku/store/2.0.0-beta4
19/WAKU2-LIGHTPUSH	draft	/vac/waku/lightpush/2.0.0-beta1

The Waku v1 implementation has been removed from this repository and can be found in a separate Waku Legacy repository.

Upgrade instructions

• The --topic CLI option is being depreaced in favour of two more spefici options --pubsub-topic and --content-topic. The --topic option will be available for next 2 releases with a deprecation note.