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authorBrent Eagles <beagles@redhat.com>2017-02-24 11:52:11 -0330
committerBrent Eagles <beagles@redhat.com>2017-03-03 08:48:14 -0330
commit4b3ff753717e926a64df0173f1dafab38e41de0b (patch)
tree77c28056a5c5298c3175a81ef3a2171feafd1caf
parent208f068a488a9b5b3f40c64af3bb50dbbc07730e (diff)
Default neutron dhcp_agents_per_network to number of agents
This patch will set neutron's dhcp_agents_per_network equal to the number of deployed neutron DHCP agents unless otherwise explicitly set. Conflicts: manifests/profile/base/neutron.pp Note: spec/classes/tripleo_profile_base_neutron_spec.rb removed from backport as it required defining the neutron class as a precondition to satisfy a requirement for a rabbit password. This leads to a duplicate definition. Partial-bug: #1632721 Change-Id: I5533e42c5ba9f72cc70d80489a07e30ee2341198 (cherry picked from commit 52a68ffc8f060e1961458a524e5861cea02d1c1c)
-rw-r--r--manifests/profile/base/neutron.pp30
-rw-r--r--releasenotes/notes/calculate-dhcp-agents-per-network-3089c5e7b15f8b7b.yaml5
2 files changed, 34 insertions, 1 deletions
diff --git a/manifests/profile/base/neutron.pp b/manifests/profile/base/neutron.pp
index e6a32db..1ea7562 100644
--- a/manifests/profile/base/neutron.pp
+++ b/manifests/profile/base/neutron.pp
@@ -29,16 +29,44 @@
# [*rabbit_port*]
# IP port for rabbitmq service
# Defaults to hiera('neutron::rabbit_port', 5672
+#
+# [*dhcp_agents_per_network*]
+# (Optional) TripleO configured number of DHCP agents
+# to use per network. If left to the default value, neutron will be
+# configured with the number of DHCP agents being deployed.
+# Defaults to undef
+#
+# [*dhcp_nodes*]
+# (Optional) List of nodes running the DHCP agent. Used to
+# set neutron's dhcp_agents_per_network value to the number
+# of available agents.
+# Defaults to hiera('neutron_dhcp_short_node_names') or []
+#
class tripleo::profile::base::neutron (
$step = hiera('step'),
$rabbit_hosts = hiera('rabbitmq_node_names', undef),
$rabbit_port = hiera('neutron::rabbit_port', 5672),
+ $dhcp_agents_per_network = undef,
+ $dhcp_nodes = hiera('neutron_dhcp_short_node_names', []),
) {
if $step >= 3 {
+ $dhcp_agent_count = size($dhcp_nodes)
+ if $dhcp_agents_per_network {
+ $dhcp_agents_per_net = $dhcp_agents_per_network
+ if ($dhcp_agents_per_net > $dhcp_agent_count) {
+ warning("dhcp_agents_per_network (${dhcp_agents_per_net}) is greater\
+ than the number of deployed dhcp agents (${dhcp_agent_count})")
+ }
+ }
+ elsif $dhcp_agent_count > 0 {
+ $dhcp_agents_per_net = $dhcp_agent_count
+ }
+
$rabbit_endpoints = suffix(any2array($rabbit_hosts), ":${rabbit_port}")
class { '::neutron' :
- rabbit_hosts => $rabbit_endpoints,
+ rabbit_hosts => $rabbit_endpoints,
+ dhcp_agents_per_network => $dhcp_agents_per_net,
}
include ::neutron::config
}
diff --git a/releasenotes/notes/calculate-dhcp-agents-per-network-3089c5e7b15f8b7b.yaml b/releasenotes/notes/calculate-dhcp-agents-per-network-3089c5e7b15f8b7b.yaml
new file mode 100644
index 0000000..800cedc
--- /dev/null
+++ b/releasenotes/notes/calculate-dhcp-agents-per-network-3089c5e7b15f8b7b.yaml
@@ -0,0 +1,5 @@
+---
+features: |
+ - Unless a non-default value is provided, the dhcp_agents_per_network
+ neutron configuration variable is set to the number of deployed
+ neutron dhcp agents.