v1.2.1

Updates

• Install script process made simpler
• Readme Updated with latest commands

Fixes

• CLI command / options fixes

--

Full Changelog: v1.2.0...v1.2.1

v1.2.0

New features

• Added the cli command/options
• Start NanoDNS Server as daemon on linux terminal using nanodns start
• Check the daemon logs using nanodns logs

Updates

• Updated Readme with CLI usage

Full Changelog: v1.1.3...v1.2.0

v1.1.3

New Features

• Support for .env files in environment variable configuration.
• Enhanced Docker usage with volume mapping for .env files.
• Theme toggle functionality for light and dark modes.
• New sample configuration for DNS settings in env-sample.md.

Bug Fixes

• Improved accessibility and user experience in the navigation bar and hero section.

Documentation

• Enhanced clarity and usability in the README.md and docker.md files.

Full Changelog: v1.1.2...v1.1.3

v1.1.2

1. Fixed wildcard record handling to support:

   • Wildcard A records
   • Wildcard CNAME records
   • Proper domain name canonicalization with trailing dots

2. Implemented proper DNS response codes:

   • NOERROR (0) when domain exists but requested record type doesn't
   • NXDOMAIN (3) when domain doesn't exist
   • Converting relay SERVFAIL (2) to NXDOMAIN (3)

3. Fixed record type handling:

   • CNAME resolution
   • MX records with additional A records for MX targets
   • TXT record with proper string concatenation
   • Proper handling of non-existent record types

4. Enhanced test coverage:

   • Table-driven tests for different record types
   • Testing both with and without relay configuration
   • Edge cases for non-existent domains and record types
   • Wildcard matching scenarios
   • Response code verification

5. Added proper logging for debugging and monitoring

Full Changelog: v1.1.1...v1.1.2

v1.1.1

Fixes

• DNS Relay Validation
• Default port set to 10053

v1.1.0

Release v1.1.0

New Features

• Relay DNS Support: Forward unmatched queries to upstream DNS servers
  • Configure via DNS_RELAY_SERVERS environment variable
  • Support multiple upstream servers with failover
  • Automatic server validation and error handling
  • 5-second timeout per server

Improvements

• Enhanced DNS resolution strategy:

  1. Check local records first
  2. Forward to relay servers if no local match found
  3. Try multiple relay servers in sequence

• Better environment variable handling

  • Improved validation of relay server addresses
  • Better error messages and logging
  • Support for comma-separated server lists

Configuration

New Environment Variables

# Single upstream server
DNS_RELAY_SERVERS=8.8.8.8

# Multiple servers with failover
DNS_RELAY_SERVERS=8.8.8.8,1.1.1.1

Documentation

• Updated Kubernetes deployment guide
• Added relay DNS configuration examples
• Enhanced troubleshooting guide
• New testing examples for relay functionality

Bug Fixes

• Fixed environment variable parsing
• Improved error handling in DNS resolution
• Better validation of server addresses

Examples

Docker Run

docker run -d \
  --name nanodns \
  -p 5353:5353/udp \
  -e DNS_PORT=5353 \
  -e DNS_RELAY_SERVERS=8.8.8.8,1.1.1.1 \
  -e "A_REC1=app.local|192.168.1.10" \
  ghcr.io/mguptahub/nanodns:latest

Docker Compose

services:
  dns:
    image: ghcr.io/mguptahub/nanodns:latest
    environment:
      - DNS_PORT=5353
      - DNS_RELAY_SERVERS=8.8.8.8,1.1.1.1
      - A_REC1=app.local|192.168.1.10

Testing

# Test local records
dig @localhost -p 5353 app.local

# Test relay resolution
dig @localhost -p 5353 google.com

Contributors

@mguptahub and the NanoDNS community

Upgrading

No breaking changes from v1.0.0. Simply update to the new image version:

docker pull ghcr.io/mguptahub/nanodns:v1.1.0

v1.0.1

What's Changed

• added security, updated readme by @mguptahub in #1
• updated readme by @mguptahub in #2

New Contributors

• @mguptahub made their first contribution in #1

v1.0.0

First Release of Nano DNS