Very very very basic command line interface

pvc.py

@@ -1,6 +1,32 @@
 #!/usr/bin/env python3
 
+import kazoo.client, socket, time
+from lxml import objectify
+
 def help():
     print("pvc - Parallel Virtual Cluster command-line utility")
 
-help()
+def define_domain(domxmlfile):
+    with open(domxmlfile, 'r') as f_domxmlfile:
+        data = f_domxmlfile.read()
+        f_domxmlfile.close()
+
+    parsed_xml = objectify.fromstring(data)
+    domuuid = parsed_xml.uuid
+    print('Adding domain %s to database' % domuuid)
+
+    zk = kazoo.client.KazooClient(hosts='127.0.0.1:2181')
+    try:
+        zk.start()
+        transaction = zk.transaction()
+        transaction.create('/domains/%s' % domuuid, "".encode('ascii'))
+        transaction.create('/domains/%s/state' % domuuid, "stop".encode('ascii'))
+        transaction.create('/domains/%s/hypervisor' % domuuid, socket.gethostname().encode('ascii'))
+        transaction.create('/domains/%s/xml' % domuuid, data.encode('ascii'))
+        results = transaction.commit()
+        zk.stop()
+        zk.close()
+    except:
+        print('Failed to connect to local Zookeeper instance')
+
+define_domain('/home/joshua/debsw1.xml')