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YAML examples for DNS use cases

Static DNS with auto IP interface

Getting IP from DHCP or IPv6 autoconf/RA but use static DNS configurations.

---
dns-resolver:
  config:
    search:
    - example.com
    - example.org
    server:
    - 2001:db8:f::1
    - 192.0.2.251
interfaces:
  - name: eth1
    type: ethernet
    state: up
    ipv4:
      enabled: true
      dhcp: true
      auto-dns: false
    ipv6:
      enabled: true
      dhcp: true
      autoconf: true
      auto-dns: false

Static DNS with static IP interface

---
dns-resolver:
  config:
    search:
    - example.com
    - example.org
    server:
    - 2001:4860:4860::8844
    - 192.0.2.251
interfaces:
  - name: eth1
    type: ethernet
    state: up
    ipv4:
      enabled: true
      dhcp: false
      address:
      - ip: 192.0.2.251
        prefix-length: 24
    ipv6:
      enabled: true
      dhcp: false
      autoconf: false
      address:
      - ip: 2001:db8:1::1
        prefix-length: 64
routes:
  config:
  - destination: 0.0.0.0/0
    next-hop-address: 192.0.2.1
    next-hop-interface: eth1
  - destination: ::/0
    next-hop-address: 2001:db8:1::3
    next-hop-interface: eth1

Static DNS name servers append to DHCP/autoconf name servers

When using with dnsmasq or other DNS caching system, you might want 127.0.0.1 been append to auto DNS learn from DHCP/autoconf.

---
dns-resolver:
  config:
    search:
    - example.com
    - example.org
    server:
    - 127.0.0.1
interfaces:
  - name: eth1
    type: ethernet
    state: up
    ipv4:
      enabled: true
      dhcp: true
      auto-dns: true
    ipv6:
      enabled: true
      dhcp: true
      autoconf: true
      auto-dns: true

Static DNS search option with DHCP/autoconf name servers

---
dns-resolver:
  config:
    search:
      - example.com
      - example.org
interfaces:
  - name: eth1
    type: ethernet
    state: up
    ipv4:
      enabled: true
      dhcp: true
    ipv6:
      enabled: true
      dhcp: true
      autoconf: true

Static IPv6 link local name server

---
dns-resolver:
  config:
    search:
    - example.com
    - example.org
    server:
    - fe80::deef:1%eth1
    - 2001:db8:f::1
    - 192.0.2.251
interfaces:
  - name: eth1
    type: ethernet
    state: up
    ipv4:
      enabled: true
      dhcp: false
      address:
      - ip: 192.0.2.251
        prefix-length: 24
    ipv6:
      enabled: true
      dhcp: false
      autoconf: false
      address:
      - ip: 2001:db8:1::1
        prefix-length: 64
routes:
  config:
  - destination: 0.0.0.0/0
    next-hop-address: 192.0.2.1
    next-hop-interface: eth1
  - destination: ::/0
    next-hop-address: 2001:db8:1::3
    next-hop-interface: eth1