Add reading group variables

nodes_to_inv.py

@@ -5,16 +5,23 @@
 
 import argparse
 import json
+import yaml
 
 def read_nodes_from_file(filename):
     f = open(filename, 'r')
     content = [x.strip('\n') for x in f.readlines()]
     return content
 
+def read_vars_from_file(src="/root/kargo/inventory/group_vars/all.yml"):
+    with open(src, 'r') as f:
+        content = yaml.load(f)
+    return content
+
 def nodes_to_hash(nodes_list, masters):
     nodes = {
           'all': {
               'hosts': [],
+              'vars': read_vars_from_file()
           },
           'etcd': {
               'hosts': [],