Knot DNS 3.1.2

Knot DNS 3.1.2 (2021-09-08)

Features:

  • knotd: new policy configuration for postponing complete deletion of previous keys
  • keymgr: new optional pretty mode (-b) of listing keys
  • kdig: added support for TCP keepopen #503

Improvements:

  • knotd: configuration item values can contain UTF-8 characters
  • knotd: added configuration check for database storage writability
  • knotd: better error reporting if zone is empty
  • knotd: smaller journal database chunks in order to mitigate LMDB fragmentation
  • knotd/kxdpgun: CAP_SYS_RESOURCE capability no longer needed for XDP on Linux >= 5.11

Bugfixes:

  • knotd: incomplete NSEC3 proof in response to opt-outed empty non-terminal
  • knotd: wrong SOA serial handling when enabling signing on already existing secondary zone
  • knotd: defective ZONEMD verification error reporting when loading zone #759
  • knotd: server can crash when reloading catalog zone #761
  • knotd: DNSSEC validation doesn't work when only NSEC3 chain changes
  • knotd: DNSSEC validation doesn't check if empty non-terminal over non-opt-outed delegation isn't opt-outed too
  • knotd: ZONEMD generation doesn't cause flushing zone to disk #758
  • knotd: incorrect evaluation of ACL deny rule in combination with TSIG
  • knotd: failed DS-check is replaned even if no key is ready
  • kdig: abort when query times out #763
  • libzscanner: missing output overflow check in the SVCB parsing

Compatibility:

  • keymgr: parameter -d is marked deprecated in favor of new parameter -D
  • kjournalprint: parameter -n is marked deprecated in favor of new parameter -x