interface={{ env.PROVISIONING_INTERFACE }}
bind-dynamic
enable-tftp
tftp-root=/shared/tftpboot
log-queries

# Configure listening for DNS (0 disables DNS)
port={{ env.DNS_PORT }}

{%- if env.DHCP_RANGE | length %}
log-dhcp
dhcp-range={{ env.DHCP_RANGE }}

# It can be used when setting DNS or GW variables.
{%- if env["GATEWAY_IP"] is undefined %}
# Disable default router(s)
dhcp-option=3
{% else %}
dhcp-option=option{% if ":" in env["GATEWAY_IP"] %}6{% endif %}:router,{{ env["GATEWAY_IP"] }}
{% endif %}
{%- if env["DNS_IP"] is undefined %}
# Disable DNS over provisioning network
dhcp-option=6
{% else %}
dhcp-option=option{% if ":" in env["DNS_IP"] %}6{% endif %}:dns-server,{{ env["DNS_IP"] }}
{% endif %}

{%- if env.IPV == "4" or env.IPV is undefined %}
# IPv4 Configuration:
dhcp-match=ipxe,175
# Client is already running iPXE; move to next stage of chainloading
dhcp-boot=tag:ipxe,http://{{ env.IRONIC_URL_HOST }}:{{ env.HTTP_PORT }}/boot.ipxe

# Note: Need to test EFI booting
dhcp-match=set:efi,option:client-arch,7
dhcp-match=set:efi,option:client-arch,9
dhcp-match=set:efi,option:client-arch,11
# Client is PXE booting over EFI without iPXE ROM; send EFI version of iPXE chainloader
dhcp-boot=tag:efi,tag:!ipxe,snponly.efi

# Client is running PXE over BIOS; send BIOS version of iPXE chainloader
dhcp-boot=/undionly.kpxe,{{ env.IRONIC_IP }}
{% endif %}

{% if env.IPV == "6" %}
# IPv6 Configuration:
enable-ra
ra-param={{ env.PROVISIONING_INTERFACE }},0,0

dhcp-vendorclass=set:pxe6,enterprise:343,PXEClient
dhcp-userclass=set:ipxe6,iPXE
dhcp-option=tag:pxe6,option6:bootfile-url,tftp://{{ env.IRONIC_URL_HOST }}/snponly.efi
dhcp-option=tag:ipxe6,option6:bootfile-url,http://{{ env.IRONIC_URL_HOST }}:{{ env.HTTP_PORT }}/boot.ipxe

# It can be used when setting DNS or GW variables.
{%- if env["GATEWAY_IP"] is undefined %}
# Disable default router(s)
dhcp-option=3
{% else %}
dhcp-option=3,{{ env["GATEWAY_IP"] }}
{% endif %}
{%- if env["DNS_IP"] is undefined %}
# Disable DNS over provisioning network
dhcp-option=6
{% else %}
dhcp-option=6,{{ env["DNS_IP"] }}
{% endif %}
{% endif %}
{% endif %}

{%- if env.DHCP_IGNORE | length %}
dhcp-ignore={{ env.DHCP_IGNORE }}
{% endif %}

{%- if env.DHCP_HOSTS | length %}
{%- for item in env.DHCP_HOSTS.split(";") %}
dhcp-host={{ item }}
{%- endfor %}
{% endif %}