infra/roles/dhcpd/templates/dhcp/dhcpd.conf.j2

# dhcpd.conf

# option definitions common to all supported networks...
option domain-name "binary.kitchen";
option domain-name-servers {{ name_servers | join(', ') }};
option ntp-servers {{ ntp_servers | join(', ') }};

default-lease-time 3600;
max-lease-time 14400;

# Use this to enble / disable dynamic dns updates globally.
ddns-update-style none;

# If this DHCP server is the official DHCP server for the local
# network, the authoritative directive should be uncommented.
authoritative;

# Use this to send dhcp log messages to a different log file (you also
# have to hack syslog.conf to complete the redirection).
log-facility local7;

{% if dhcpd_failover == true %}

# Failover

failover peer "failover-partner" {
{% if ansible_default_ipv4.address == dhcpd_primary %}
  primary;
  address {{ dhcpd_primary }};
  peer address {{ dhcpd_secondary }};
{% elif ansible_default_ipv4.address == dhcpd_secondary %}
  secondary;
  address {{ dhcpd_secondary }};
  peer address {{ dhcpd_primary }};
{% endif %}
  port 520;
  peer port 520;
  max-response-delay 60;
  max-unacked-updates 10;
{% if ansible_default_ipv4.address == dhcpd_primary %}
  mclt 600;
  split 255;
{% endif %}
  load balance max seconds 3;
}
{% endif %}

# Binary Kitchen subnets

# Management
subnet 172.23.1.0 netmask 255.255.255.0 {}

# Services
subnet 172.23.2.0 netmask 255.255.255.0 {
  option routers 172.23.2.1;
}

# Users
subnet 172.23.3.0 netmask 255.255.255.0 {
  option routers 172.23.3.1;
  pool {
{% if dhcpd_failover == true %}
    failover peer "failover-partner";
{% endif %}
    range 172.23.3.10 172.23.3.240;
  }
}

# MQTT
subnet 172.23.4.0 netmask 255.255.255.0 {
  option routers 172.23.4.1;
  pool {
{% if dhcpd_failover == true %}
    failover peer "failover-partner";
{% endif %}
    range 172.23.4.10 172.23.4.240;
  }
}


# Fixed IPs
host cannelloni {
  hardware ethernet 00:10:f3:15:88:ac;
  fixed-address cannelloni.binary.kitchen;
}

host cashdesk {
  hardware ethernet 00:0b:ca:94:13:f1;
  fixed-address cashdesk.binary.kitchen;
}

host homer {
  hardware ethernet b8:27:eb:24:b2:12;
  fixed-address homer.binary.kitchen;
}

host lock {
  hardware ethernet b8:27:eb:5d:e7:6e;
  fixed-address lock.binary.kitchen;
}

host matrix {
  hardware ethernet b8:27:eb:ed:22:58;
  fixed-address matrix.binary.kitchen;
}

host sushi {
  hardware ethernet 52:54:00:17:02:23;
  fixed-address sushi.binary.kitchen;
}

host punsch {
  hardware ethernet 00:21:85:1b:7f:3d;
  fixed-address punsch.binary.kitchen;
}

host spiegelei {
  hardware ethernet 00:23:7d:79:82:8e;
  fixed-address spiegelei.binary.kitchen;
}


# OMAPI

omapi-port 7911;
omapi-key omapi_key;

key omapi_key {
  algorithm hmac-md5;
  secret KDTrwNNyUOnGtrYo8RBjTzsE35hAjuggm5pxZD3xMuE4PdPyOkjuN/bM1uLLaIL/iGHQb/OmNsqCGqzOMSwhdA==;
}