From 40a979babd8a3da7592d19291f0af58289e8d415 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?J=C3=B6rg=20Thalheim?= <joerg@higgsboson.tk>
Date: Tue, 12 Aug 2014 17:43:00 +0200
Subject: [PATCH] add inventory script

---
 group_vars/all      |  4 ----
 inventory/localhost |  2 ++
 inventory/lxc.rb    | 18 ++++++++++++++++++
 3 files changed, 20 insertions(+), 4 deletions(-)
 delete mode 100644 group_vars/all
 create mode 100644 inventory/localhost
 create mode 100755 inventory/lxc.rb

diff --git a/group_vars/all b/group_vars/all
deleted file mode 100644
index 2f21a2f..0000000
--- a/group_vars/all
+++ /dev/null
@@ -1,4 +0,0 @@
----
-# Variables listed here are applicable to all host groups.
-
-ansible_python_interpreter: /usr/bin/python2
diff --git a/inventory/localhost b/inventory/localhost
new file mode 100644
index 0000000..b0d2c91
--- /dev/null
+++ b/inventory/localhost
@@ -0,0 +1,2 @@
+[host]
+localhost ansible_connection=local ansible_python_interpreter="/usr/bin/python2"
diff --git a/inventory/lxc.rb b/inventory/lxc.rb
new file mode 100755
index 0000000..1f0d37f
--- /dev/null
+++ b/inventory/lxc.rb
@@ -0,0 +1,18 @@
+#!/usr/bin/env ruby
+
+require 'json'
+
+json = JSON.load(File.open("/etc/lxc/container.json"))
+containers = {"_meta" => {"hostvars" => {}}}
+json["network"].each do |host, data|
+  next if data["lxc"] == false
+  role = data["group"] || "container"
+
+  hostvars = { ansible_connection: "lxc", ansible_python_interpreter: "/usr/bin/python2" }
+  hostvars.merge!(data["vars"]) if data["vars"]
+
+  containers[role] ||= []
+  containers[role] << host
+  containers["_meta"]["hostvars"][host] = hostvars
+end
+puts JSON.pretty_generate(containers)