Changed

• Logging level of timeout errors is now Error.

Added

• Logging of QUIC requests.

Changed

• proxy.Config.MaxGoroutines field's type is now uint instead of int.

Fixed

• Load balancing algorithm.

Fixed

• Incorrect handling of IPv4-in-IPv6 addresses when listening to an unspecified address.

Added

• The proxy.Config.RatelimitSubnetLenIPv4 and proxy.Config.RatelimitSubnetLenIPv6.
• The new upstream.HostsResolver implementation of the upstream.Resolver.
• The method proxy.Proxy.LookupNetIP.

Changed

• The default ratelimit subnet length for IPv6 addresses is now 56.
• The field proxy.DNSContext.Addr now has a type of netip.AddrPort instead of a net.Addr.

Removed

• The field proxy.Config.RatelimitSubnetMaskIPv4. Use proxy.Config.RatelimitSubnetLenIPv4 instead.
• The field proxy.Config.RatelimitSubnetMaskIPv6. Use proxy.Config.RatelimitSubnetLenIPv6 instead.
• The method proxy.Proxy.LookupIPAddr.

Fixed

• Goroutines leak in upstream.ExchangeParallel on high load.

Added

• Cache for custom upstream configurations (#169).

Changed

• The field proxy.DNSContext.CustomUpstreamConfig now has a type of proxy.CustomUpstreamConfig instead of proxy.UpstreamConfig.

Added

• The upstream.StaticResolver, upstream.ConsequentResolver, and upstream.ParallelResolver implementations of upstream.Resolver.

Changed

• The field upstream.Options.Bootstrap now has a type of upstream.Resolver instead of a string slice.
• The upstream.NewUpstreamResolver now returns an upstream.UpstreamResolver instead of upstream.Resolver.
• The proxyutil.IPFromRR now returns netip.Addr instead of net.IP.

Removed

• The field upstream.Options.ServerIPAddrs. Set upstream.StaticResolver into upstream.Options.Bootstrap instead.

Fixed

• IP version check for rate limiting.

Fixed

• Release executable files uploading.

Added

• CIDR-based ratelimiting configurable via RatelimitSubnetMaskIPv4 and RatelimitSubnetMaskIPv4 fields of proxy.Config, and the --ratelimit-subnet-len-ipv4 and --ratelimit-subnet-len-ipv6 command-line options.
• The QueryDuration field of the proxy.DNSContext which contains the duration of an actual exchange either with an upstream server, or with the fallback one.
• Basic Auth for DNS-over-HTTPS.

Removed

• The StartTime field of the proxy.DNSContext.