Start mclu version 2.

[mclu.git] / lib.py

diff --git a/lib.py b/lib.py
deleted file mode 100644 (file)
index 1430f14..0000000
--- a/lib.py
+++ /dev/null
@@ -1,94 +0,0 @@
-#!/usr/bin/python
-# mclu (mini cluster)
-# Copyright (C) 2014 Red Hat Inc.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
-
-import sys
-import os
-import re
-
-import libvirt
-import ansible.runner
-import ansible.inventory
-
-# Get separate list of running and inactive guests.
-def get_all_guests (c):
-    running = {}
-    inactive = {}
-
-    # Find running guests.
-    runner = ansible.runner.Runner (
-        remote_user = 'root',
-        module_name = 'virt',
-        module_args = 'command=list_vms', # XXX ignore state=shutdown
-        pattern = c['nodes_group'],
-    )
-    data = runner.run ()
-
-    for node in data['contacted'].keys():
-        # Get the flat list of guests from this node:
-        vms = data['contacted'][node]['list_vms']
-        # Store which node the guest is running on, and turn list into a map.
-        for vm in vms:
-            if node in running:
-                sys.exit ("error: virtual machine %s is running on two nodes!" % node)
-            running[vm] = { 'vm' : vm, 'node' : node }
-
-    # Find inactive guests (XML configuration files).
-    for name in get_guest_configs (c):
-        if name not in running:
-            inactive[name] = name
-
-    return running, inactive
-
-# Get the names of guests from the XML configuration files in xmls_dir.
-def get_guest_configs (c):
-    names = []
-    for filename in sorted (os.listdir (c['xmls_dir'])):
-        m = re.search (r'^(.*)\.xml$', filename)
-        if m:
-            names.append (m.group (1))
-    return names
-
-# Start a guest running on a given node.  The node must not be
-# running anywhere already.
-def start_guest (c, node_name, guest_name):
-    fp = open ("%s/%s.xml" % (c['xmls_dir'], guest_name), "r")
-    xml = fp.read ()
-    fp.close ()
-
-    conn = libvirt.open (uri_of_node (node_name))
-    if conn == None:
-        sys.exit ("error: could not open a libvirt connection to %s" %
-                  node_name)
-    conn.createXML (xml)
-
-def pick_any_node_which_is_up (c):
-    inventory = ansible.inventory.Inventory ()
-    runner = ansible.runner.Runner (
-        remote_user = 'root',
-        module_name = 'ping',
-        inventory = inventory,
-        pattern = c['nodes_group'],
-    )
-    data = runner.run ()
-    if len (data['contacted']) == 0:
-        sys.exit ("error: no nodes are up, use mclu on")
-    return data['contacted'].keys()[0]
-
-# XXX Make this configurable.
-def uri_of_node (node_name):
-    return "qemu+ssh://root@%s/system" % node_name