Meta

• Release owner: @lidel
• Release reviewer/backup: @gammazero
• Expected RC1 date: TBD (Oct 22nd?)
• 🚢 Expected final release date: TBD (Oct 29th?)
• Release PR: TBD
• Accompanying PR for improving the release process: TBD
• Internal Staging tests by Shipyard: TBD
• Changelog: https://github.com/ipfs/kubo/blob/master/docs/changelogs/v0.39.md

Items In Scope

Required

• Integrate Modernized Provider System from go-libp2p-kad-dht #10881
  • Provide.DHT.SweepEnabled=true by default
  • resume interrupted reprovide (depends on provider: resume reprovide operations libp2p/go-libp2p-kad-dht#1159 & feat(provider): resume reprovides libp2p/go-libp2p-kad-dht#1170)
  • provider: duplicated CIDs sent to provide queue boxo#901 TBD
  • feat(provide): detailed ipfs provide stat  #11019
  • config: increase default Provide.DHT.MaxProvideConnsPerWorker #11016
  • sweep: slow reprovide alerts #11021
  • ipfs add --fast-root-provide as a practical way towards Decrease Time for Root CID Availability 10x on ipfs add #11015 (only root CID, separate from sweep system)
• feat: add docker stub for deprecated ipfs/go-ipfs name #10998
• go-libp2p with NAT fix https://github.com/libp2p/go-libp2p/releases/tag/v0.44.0
  • document fix: self-healing NAT mappings with request deduplication libp2p/go-libp2p#3367 in changelog
  • merge fix: go-libp2p v0.44 with self-healing UPnP port mappings #11032
  • document RISC-V support while at it
• chore: go-libp2p-kad-dht patch #11012
• new commands have good UX
  • updated go kubo-rpc-client
  • updated js kubo-rpc-client
• fix traces related to bitswap
  • bitswap/session: context-aware lifecycle boxo#1052
  • bitswap: link traces boxo#1053
  • feat: trace delegated routing http client #11017
  • fix(tracing): use context to pass trace and retrieval state to session boxo#1059
• new webui with new translations
• fix(gateway): deduplicate peer IDs in retrieval diagnostics boxo#1058

Nice To Have (Optional)

• Move ipfs routing provide and reprovide into ipfs provide namespace #10865 (keep old cmds as deprecated)
• panic: pebble: batch already committing #11014
• bug: failed to establish port mapping: goupnp: error performing SOAP HTTP request after LAN (upnp) router restart #9759
  • needs go-libp2p release with fix: self-healing NAT mappings with request deduplication libp2p/go-libp2p#3367 (without this, many Kubo-based providers fail as providers due to losing public addr)
• boxo with fix for denylist: ?format=car does not skip directly blocked CIDs #10361
  • fix(gateway): prevent blocked CIDs in CAR responses #10948
• feat(config): optional Gateway.MaxRangeRequestFileSize #10997
• Add CLI timeout for retrieval/resolution #10953
  • Kubo doesn't throw a proper error if I add content to the network with offline/inaccessible http routers #10952
• ipfs routing get should allow querying when node is offline by enabling a flag #10958
• quic-go with fix: return stream frames to pool on error paths quic-go/quic-go#5327
• ipfs repo copy: a way to move everything to different repo (config, pins, mfs, all blocks) #10938
• ipfs update: add built-in command, sunset ipfs-update #10937
• chore: golangci/v2 with go 1.25 support #10924
• deprecate go-ipfs docker image #10941
• feat(cmds): files: add new-root command to change the MFS root #8648
• feat(cmds): files: add new-root command to change the MFS root #8648 as fix for Ipfs daemon hangs when MFS root is not available locally #7183 (comment)
• Denylist support fixes and improvements
  • ipfs blockservice is incompatible with sessions ipfs-shipyard/nopfs#34 (NOfs content filtering is not applied to bitswap)
  • Support consuming https://badbits.dwebops.pub/badbits.deny rainbow#126 (same applies to Kubo)
    • denylist: ?format=car does not skip directly blocked CIDs #10361
    • HTTPSubscriber: detect when list is not append-only ipfs-shipyard/nopfs#39
    • HTTPSubscriber: check with If-None-Match or If-Modified-Since ipfs-shipyard/nopfs#38
• Update pubsub and add default validator #9684
• refactor: support percent-encoded /unix paths #10833
• Decrease Time for Root CID Availability 10x on ipfs add #11015
• Windows: redirect to *.ipfs.localhost fails in non-browser contexts #11024 (boxo with fix for gateway: UX improvement: browser-only subdomain redirects boxo#1054)