2023-10-18 v0.21.0

Note: This is the last release supporting the --topic option. It is being deprecated in favor of a more specific options --pubsub-topic & --content-topic

What's Changed

Release highlights:

• Implemented a req/resp protocol that provides information about the node's medatadata
• Added REST APIs for Filter v2 and Lightpush protocols' services
• Ported /admin endpoint to REST
• Added a size-based retention policy for the user to set a limit for SQLite storage used

Features

• add new metadata protocol (#2062) (d5c3ade5)
• /admin rest api endpoint (#2094) (7b5c36b1)
• coverage: Add simple coverage (#2067) (d864db3f)
• added RELAY openapi definitions (#2081) (56dbe2a7)
• wakucanary: add latency measurement using ping protocol (#2074) (6cb9a8da)
• Autosharding API for RELAY subscriptions (#1983) (1763b1ef)
• networkmonitor: add ping latencies, optimize reconnections (#2068) (ed473545)
• peer manager can filter peers by shard (#2063) (0d9e9fbd)
• lightpush rest api (#2052) (02a814bd)
• HTTP REST API: Filter support v2 (#1890) (dac072f8)

Bug Fixes

• fix wrong install of filter rest api (#2133) (5277d122)
• consider WS extMultiAddrs before publishing host address (#2122) (a5b1cfd0)
• return erring response if lightpush request is invalid (#2083) (2c5eb427)
• sqlite limited delete query bug (#2111) (06bc433a)
• cluster id & sharding terminology (#2104) (a47dc9e6)
• ci: update the dependency list in pre-release WF (#2088) (e85f05b0)
• ci: fix name of discord notify method (aaf10e08)
• update wakuv2 fleet DNS discovery enrtree (89854a96)
• libwaku.nim: unsubscribe -> unsubscribeAll to make it build properly (#2082) (3264a4f5)
• archive: dburl check (#2071) (a27d005f)
• filter discv5 bootstrap nodes by shards (#2073) (d178105d)
• rln-relay: segfault when no params except rln-relay are passed in (#2047) (45fe2d3b)
• sqlite: Properly set user_version to 7 so that the migration procedure is not started (#2031) (aa3e1a66)

Changes

• remove js-node tests as release candidate dependencies (#2123) (ce5fb340)
• added size based retention policy (#2098) (25d6e52e)
• Clarify running instructions (#2038) (12e8b122)
• rln: add more hardcoded memberhips to static group (#2108) (1042cacd)
• Revert lightpush error handling to allow zero peer publish again succeed (#2099) (f05528d4)
• adding NetConfig test suite (#2091) (23b49ca5)
• cbindings: Adding cpp example that integrates the 'libwaku' (#2079) (8455b8dd)
• networkmonitor: refactor setConnectedPeersMetrics, make it partially concurrent, add version (#2080) (c5aa9704)
• resolving DNS IP and publishing it when no extIp is provided (#2030) (7797b2cd)
• Adding -d:postgres flag when creating a Docker image for release and PRs (#2076) (7a376f59)
• Moved external APIs out of node (#2069) (3e72e830)
• bump nim-libp2p, nim-toml-serialization, nim-unicodedb, nim-unittest2, nim-websock, nim-zlib, & nimbus-build-system (#2065) (dc25057a)
• ci: add js-waku as a dependency for pre-release createion (#2022) (28b04000)
• Updating nim-chronicles, nim-chronos, nim-presto, nimcrypto, nim-libp2p, and nim-nat-transversal (#2043) (f617cd97)
• cbindings: Thread-safe communication between the main thread and the Waku Thread (#1978) (72f90663)
• rln-relay: logs, updated submodule, leaves_set metric (#2024) (2e515a06)
• release: update changelog for v0.20.0 release (#2026) (9085b1b3)
• postgres: not loading the libpq library by default & better user feedback (#2028) (e8602021)
• move SubscriptionManager under waku_core (#2025) (563b2b20)
• README: List possible WSL Issue (#1995) (ebe715e9)
• ci: add js-waku test to pre-release workflow (#2017) (e8776fd6)

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

• Note that the --topic CLI option is being deprecated in favor of a more specific options --pubsub-topic & --content-topic. This is the last release supporting the --topic option.
• The size-based retention policy has been tested with SQLite storage and is still on validation phases for Postgres> Note: This is the last release supporting the --topic option. It is being deprecated in favor of a more specific options --pubsub-topic & --content-topic