Adds etcd

etcd is used by networking-vpp ML2 driver as the messaging mechanism. This
patch adds etcd service which can be used by other services.

Implements: blueprint fdio-integration-tripleo

Change-Id: Idaa3e3deddf9be3d278e90b569466c2717e2d517
Signed-off-by: Feng Pan <fpan@redhat.com>

1 files changed, 66 insertions, 0 deletions

diff --git a/manifests/profile/base/etcd.pp b/manifests/profile/base/etcd.pp
new file mode 100644
index 0000000..505e29f
--- /dev/null
+++ b/manifests/profile/base/etcd.pp
@@ -0,0 +1,66 @@
+# Copyright 2016 Red Hat, Inc.
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+#
+# == Class: tripleo::profile::base::etcd
+#
+# etcd profile for tripleo
+#
+# === Parameters
+#
+# [*bind_ip*]
+#   (optional) IP to bind etcd service to.
+#   Defaults to '127.0.0.1'.
+#
+# [*client_port*]
+#   (optional) etcd client listening port.
+#   Defaults to '2379'.
+#
+# [*peer_port*]
+#   (optional) etcd peer listening port.
+#   Defaults to '2380'.
+#
+# [*nodes*]
+#   (Optional) Array of host(s) for etcd nodes.
+#   Defaults to hiera('etcd_node_ips', []).
+#
+# [*step*]
+#   (Optional) The current step in deployment. See tripleo-heat-templates
+#   for more details.
+#   Defaults to hiera('step')
+#
+class tripleo::profile::base::etcd (
+  $bind_ip     = '127.0.0.1',
+  $client_port = '2379',
+  $peer_port   = '2380',
+  $nodes       = hiera('etcd_node_names', []),
+  $step        = hiera('step'),
+) {
+  if $step >= 1 {
+    if count($nodes) > 1 {
+      $cluster_enabled = true
+    } else {
+      $cluster_enabled = false
+    }
+
+    class {'::etcd':
+      listen_client_urls          => "http://${bind_ip}:${client_port}",
+      advertise_client_urls       => "http://${bind_ip}:${client_port}",
+      listen_peer_urls            => "http://${bind_ip}:${peer_port}",
+      initial_advertise_peer_urls => "http://${bind_ip}:${peer_port}",
+      initial_cluster             => regsubst($nodes, '.+', "\\0=http://\\0:${peer_port}"),
+      cluster_enabled             => $cluster_enabled,
+      proxy                       => 'off',
+    }
+  }
+}