# Configuration file for dnsmasq.
#
# Format is one option per line, legal options are the same
# as the long options legal on the command line. See
# "/usr/sbin/dnsmasq --help" or "man 8 dnsmasq" for details.

# Listen on this specific port instead of the standard DNS port
# (53). Setting this to zero completely disables DNS function,
# leaving only DHCP and/or TFTP.
{% if disable_dnsmasq_dns %}
port=0
{% else %}
port=53
{% endif %}

# If you want dnsmasq to listen for DHCP and DNS requests only on
# specified interfaces (and the loopback) give the name of the
# interface (eg eth0) here.
# Repeat the line for more than one interface.
{% if testing | bool == true %}
interface=virbr0
{% else %}
interface={{ network_interface }}
{% endif %}

# On systems which support it, dnsmasq binds the wildcard address,
# even when it is listening on only some interfaces. It then discards
# requests that it shouldn't reply to. This has the advantage of
# working even when interfaces come and go and change address. If you
# want dnsmasq to really bind only the interfaces it is listening on,
# uncomment this option. About the only time you may need this is when
# running another nameserver on the same machine.
bind-interfaces

# Include another lot of configuration options.
#conf-file=/etc/dnsmasq.more.conf
conf-dir=/etc/dnsmasq.d

# If you don't want dnsmasq to read /etc/hosts, uncomment the
# following line.
#no-hosts
# or if you want it to read another file, as well as /etc/hosts, use
# this.
#addn-hosts=/etc/banner_add_hosts
{% if inventory_dhcp | bool == true %}
addn-hosts=/etc/dnsmasq.d/bifrost.hosts.d
dhcp-hostsfile=/etc/dnsmasq.d/bifrost.dhcp-hosts.d
dhcp-ignore=tag:!known
{% endif %}

# Set the domain for dnsmasq. this is optional, but if it is set, it
# does the following things.
# 1) Allows DHCP hosts to have fully qualified domain names, as long
#     as the domain part matches this setting.
# 2) Sets the "domain" DHCP option thereby potentially setting the
#    domain of all systems configured by DHCP
# 3) Provides the domain part for "expand-hosts"
#domain=thekelleys.org.uk
{% if domain is defined %}
domain={{ domain }}
{% endif %}

# Uncomment this to enable the integrated DHCP server, you need
# to supply the range of addresses available for lease and optionally
# a lease time. If you have more than one network, you will need to
# repeat this for each network on which you want to supply DHCP
# service.
{% if testing | bool == true %}
dhcp-range=192.168.122.2,192.168.122.254,12h
{% elif inventory_dhcp %}
dhcp-range={{dhcp_pool_start}},{{dhcp_pool_end}},static,{{dhcp_static_mask}},{{dhcp_lease_time}}
{% else %}
dhcp-range={{dhcp_pool_start}},{{dhcp_pool_end}},{{dhcp_lease_time}}
{% endif %}

# Override the default route supplied by dnsmasq, which assumes the
# router is the same machine as the one running dnsmasq.
{% if dnsmasq_router is defined %}
{% if dnsmasq_router | bool == false %}
dhcp-option=3
{% else %}
dhcp-option=3,{{dnsmasq_router}}
{% endif %}
{% endif %}

{% if dnsmasq_dns_servers is defined %}
dhcp-option=6,{{dnsmasq_dns_servers}}
{% endif %}

# Boot for Etherboot gPXE. The idea is to send two different
# filenames, the first loads gPXE, and the second tells gPXE what to
# load. The dhcp-match sets the gpxe tag for requests from gPXE.
dhcp-userclass=set:gpxe,"gPXE"
dhcp-boot=tag:gpxe,/ipxe.pxe

dhcp-match=set:ipxe,175 # iPXE sends a 175 option.
dhcp-boot=tag:!ipxe,/undionly.kpxe
{% if testing | bool == true %}
dhcp-boot=http://192.168.122.1:{{ file_url_port }}/boot.ipxe
{% else %}
dhcp-boot=http://{{ hostvars[inventory_hostname]['ansible_' + ans_network_interface]['ipv4']['address'] }}:{{ file_url_port }}/boot.ipxe
{% endif %}

{% if testing | bool == true %}
log-queries
log-dhcp
{% endif %}