floating ip commands

bin/nova-manage

@@ -26,6 +26,8 @@ import os
 import sys
 import time
 
+import IPy
+
 # If ../nova/__init__.py exists, add ../ to Python search path, so that
 # it will override what happens to be installed in /usr/(local/)lib/python...
 possible_topdir = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
@@ -218,12 +220,41 @@ class ProjectCommands(object):
         with open(filename, 'w') as f:
             f.write(zip_file)
 
+class FloatingIpCommands(object):
+    """Class for managing floating ip."""
+
+    def create(self, host, range):
+        """Creates floating ips for host by range
+        arguments: host ip_range"""
+        for address in IPy.IP(range):
+            db.floating_ip_create(None, {'address': str(address),
+                                         'host': host})
+
+    def delete(self, ip_range):
+        """Deletes floating ips by range
+        arguments: range"""
+        for address in IPy.IP(ip_range):
+            db.floating_ip_destroy(None, str(address))
+
+
+    def list(self, host=None):
+        """Lists all floating ips (optionally by host)
+        arguments: [host]"""
+        if host == None:
+            floating_ips = db.floating_ip_get_all(None)
+        else:
+            floating_ips = db.floating_ip_get_all_by_host(None, host)
+        for floating_ip in floating_ips:
+            print "%s\t%s\ti-%s" % (floating_ip['host'],
+                                    floating_ip['address'],
+                                    floating_ip['instance_id'])
 
 CATEGORIES = [
     ('user', UserCommands),
     ('project', ProjectCommands),
     ('role', RoleCommands),
     ('vpn', VpnCommands),
+    ('floating', FloatingIpCommands)
 ]