From 3ddd8e93a161d748e5703b0856cb2eded0dd19c5 Mon Sep 17 00:00:00 2001
From: elijah <elijah@riseup.net>
Date: Wed, 18 Jun 2014 23:59:05 -0700
Subject: added support for 'control files', files like the .json configuration
 files but contain arbitrary ruby code evaluated in the context of the node.

---
 lib/leap_cli/config/node.rb | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

(limited to 'lib/leap_cli/config/node.rb')

diff --git a/lib/leap_cli/config/node.rb b/lib/leap_cli/config/node.rb
index 740f9bb..30af5d1 100644
--- a/lib/leap_cli/config/node.rb
+++ b/lib/leap_cli/config/node.rb
@@ -33,6 +33,29 @@ module LeapCli; module Config
       return vagrant_range.include?(ip_address)
     end
 
+    #
+    # Return a hash table representation of ourselves, with the key equal to the @node.name,
+    # and the value equal to the fields specified in *keys.
+    #
+    # Also, the result is flattened to a single hash, so a key of 'a.b' becomes 'a_b'
+    #
+    # compare to Object#pick(*keys). This method is the sames as Config::ObjectList#pick_fields,
+    # but works on a single node.
+    #
+    # Example:
+    #
+    #  node.pick('domain.internal') =>
+    #
+    #    {
+    #      'node1': {
+    #        'domain_internal': 'node1.example.i'
+    #      }
+    #    }
+    #
+    def pick_fields(*keys)
+      {@node.name => self.pick(*keys)}
+    end
+
     #
     # can be overridden by the platform.
     # returns a list of node names that should be tested before this node
-- 
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