first pass, need to refactor to use the meta-data service instead

lib/ohai/plugins/openstack.rb

@@ -0,0 +1,90 @@
+#
+# Author:: Matt Ray (<matt@opscode.com>)
+# Copyright:: Copyright (c) 2012 Opscode, Inc.
+# License:: Apache License, Version 2.0
+#
+# 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.
+
+provides "openstack"
+
+require 'json'
+
+# Adds openstack Mash
+if File.exists?("/etc/chef/ohai/hints/openstack.json")
+  Ohai::Log.debug("ohai openstack")
+  openstack Mash.new
+  json = JSON.parse(File.read("/etc/chef/ohai/hints/openstack.json"))
+  Ohai::Log.debug("ohai openstack: #{json}")
+  if json['addresses']
+    if json['addresses']['public']
+      openstack[:public_ipv4] = json['addresses']['public'].last['addr']
+    elsif json['addresses']['internet']
+      openstack[:public_ipv4] = json['addresses']['internet'].last['addr']
+    end
+    Ohai::Log.debug("ohai openstack[:public_ipv4] #{openstack[:public_ipv4]}")
+    if json['addresses']['private']
+      openstack[:local_ipv4] = json['addresses']['private'].first['addr']
+    elsif json['addresses']['internet']
+      openstack[:local_ipv4] = json['addresses']['internet'].first['addr']
+    end
+    #revisit this for IPV6
+    openstack[:public_ip] = openstack[:public_ipv4]
+    openstack[:private_ip] = openstack[:local_ipv4]
+    Ohai::Log.debug("ohai openstack[:local_ipv4] #{openstack[:local_ipv4]}")
+  end
+  # TODO: read from the metadata server, all sorts of useful data
+  # http://169.254.169.254/latest/meta-data/
+  openstack[:local_hostname] = hostname
+else
+  Ohai::Log.debug("NOT ohai openstack")
+end
+
+# rackspace:
+#   local_hostname:   slice20897607
+#   local_ipv4:       10.179.170.156
+#   private_ip:       10.179.170.156
+#   public_hostname:  198-101-206-185.static.cloud-ips.com
+#   public_ip:        198.101.206.185
+#   public_ipv4:      198.101.206.185
+
+# ec2:
+#   ami_id:                           ami-b4e545dd
+#   ami_launch_index:                 0
+#   ami_manifest_path:                ubuntu-us-east-1/images-testing/ubuntu-lucid-daily-i386-server-20120605.manifest.xml
+#   block_device_mapping_ami:         sda1
+#   block_device_mapping_ephemeral0:  sda2
+#   block_device_mapping_root:        /dev/sda1
+#   block_device_mapping_swap:        sda3
+#   hostname:                         ip-10-88-197-134.ec2.internal
+#   instance_id:                      i-b477b9cd
+#   instance_type:                    m1.small
+#   kernel_id:                        aki-407d9529
+#   local_hostname:                   ip-10-88-197-134.ec2.internal
+#   local_ipv4:                       10.88.197.134
+#   placement_availability_zone:      us-east-1b
+#   profile:                          default-paravirtual
+#   public_hostname:                  ec2-23-20-197-171.compute-1.amazonaws.com
+#   public_ipv4:                      23.20.197.171
+#   public_keys_0_openssh_key:        ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQCCBjIPCpIOvQYAqWQcYRWRswouvA+I96adoh24bmt/qfFUUl5eZYgyRH29KlDfCXQ3qaBKcnFxqCXdLOr+7kTHRhfeKXg+tBZ0udpIjXln9nEPo6mXI0v9nCrbvrpHk8A8cb9lD59oL8QIOW8zhr8Sx6KljsJBP3q7ZgVbmTjLCdrxt0JmCdzYFAtMVXEIR5cNamriFE3VZlegm6MWnVUZbKEpBS0BDGFKOEYOVfUOD0ZFJhuBLJ0oBc8dqctefiX62AGw5lNW2wq8Z8Houk9yEtfzXrRX5Zorqoknp1LGePuX0Vmc+h//FnMfQ7zAENg0SB5G8h0RjimlNWycPXLD mray
+#   reservation_id:                   r-0036d165
+#   security_groups:                  ["default"]
+#   userdata:
+
+# cloud:
+#   local_hostname:   ip-10-88-197-134.ec2.internal
+#   local_ipv4:       10.88.197.134
+#   private_ips:      ["10.88.197.134"]
+#   provider:         ec2
+#   public_hostname:  ec2-23-20-197-171.compute-1.amazonaws.com
+#   public_ips:       ["23.20.197.171"]
+#   public_ipv4:      23.20.197.171