cookbook-openstack-network/templates/default/dhcp_agent.ini.erb

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<%= node["openstack"]["network"]["custom_template_banner"] %>
[DEFAULT]
# Show debugging output in log (sets DEBUG log level output)
debug = <%= node["openstack"]["network"]["debug"] %>
# The DHCP agent will resync its state with Neutron to recover from any
# transient notification or rpc errors. The interval is number of
# seconds between attempts.
resync_interval = <%= node["openstack"]["network"]["dhcp"]["resync_interval"] %>
# The DHCP agent requires an interface driver be set. Choose the one that best
# matches your plugin.
# Example of interface_driver option for OVS based plugins(OVS, Ryu, NEC, NVP,
# BigSwitch/Floodlight)
interface_driver = <%= node["openstack"]["network"]["interface_driver"] %>
# Name of Open vSwitch bridge to use
# ovs_integration_bridge = br-int
# Use veth for an OVS interface or not.
# Support kernels with limited namespace support
# (e.g. RHEL 6.5) so long as ovs_use_veth is set to True.
ovs_use_veth = <%= node["openstack"]["network"]["dhcp"]["ovs_use_veth"] %>
# The agent can use other DHCP drivers. Dnsmasq is the simplest and requires
# no additional setup of the DHCP server.
dhcp_driver = <%= node["openstack"]["network"]["dhcp_driver"] %>
# Allow overlapping IP (Must have kernel build with CONFIG_NET_NS=y and
# iproute2 package that supports namespaces).
use_namespaces = <%= node["openstack"]["network"]["use_namespaces"] %>
# The DHCP server can assist with providing metadata support on isolated
# networks. Setting this value to True will cause the DHCP server to append
# specific host routes to the DHCP request. The metadata service will only
# be activated when the subnet does not contain any router port. The guest
# instance must be configured to request host routes via DHCP (Option 121).
enable_isolated_metadata = <%= node["openstack"]["network"]["dhcp"]["enable_isolated_metadata"] %>
# Allows for serving metadata requests coming from a dedicated metadata
# access network whose cidr is 169.254.169.254/16 (or larger prefix), and
# is connected to a Neutron router from which the VMs send metadata
# request. In this case DHCP Option 121 will not be injected in VMs, as
# they will be able to reach 169.254.169.254 through a router.
# This option requires enable_isolated_metadata = True
enable_metadata_network = <%= node["openstack"]["network"]["dhcp"]["enable_metadata_network"] %>
# Number of threads to use during sync process. Should not exceed connection
# pool size configured on server.
# num_sync_threads = 4
# Location to store DHCP server config files
# dhcp_confs = $state_path/dhcp
# Domain to use for building the hostnames
dhcp_domain = <%= node["openstack"]["network"]["dhcp"]["default_domain"] %>
# Override the default dnsmasq settings with this file
dnsmasq_config_file = /etc/neutron/dnsmasq.conf
# Comma-separated list of DNS servers which will be used by dnsmasq
# as forwarders.
# dnsmasq_dns_servers =
# Limit number of leases to prevent a denial-of-service.
dnsmasq_lease_max = <%= node["openstack"]["network"]["dhcp"]["dnsmasq_lease_max"] %>
# Location to DHCP lease relay UNIX domain socket
# dhcp_lease_relay_socket = $state_path/dhcp/lease_relay
# Location of Metadata Proxy UNIX domain socket
# metadata_proxy_socket = $state_path/metadata_proxy
# dhcp_delete_namespaces, which is false by default, can be set to True if
# namespaces can be deleted cleanly on the host running the dhcp agent.
# Do not enable this until you understand the problem with the Linux iproute
# utility mentioned in https://bugs.launchpad.net/neutron/+bug/1052535 and
# you are sure that your version of iproute does not suffer from the problem.
# If True, namespaces will be deleted when a dhcp server is disabled.
dhcp_delete_namespaces = <%= node['openstack']['network']['dhcp']['dhcp_delete_namespaces'] %>
# Timeout for ovs-vsctl commands.
# If the timeout expires, ovs commands will fail with ALARMCLOCK error.
# ovs_vsctl_timeout = 10