Hi Andreas,
On Fri, Jun 19, 2009 at 08:19:29AM -0400, Cole Robinson wrote:
> Actually, we had a similar bug reported against fedora, which I just fixed
> upstream yesterday!:
>
> http://hg.et.redhat.com/cgi-bin/hg-virt.cgi/applications/virtinst--devel/rev/503cd42936a9
>
> That 'default_bridge' function is bogus, but it's part of the public API in
> 'util' so we need to maintain it's behavior.
Could you check if the attached patch fixes your problem, it's the
upstream patch backported to 0.400.3?
-- Guido
>From 52329c24b49389c0f72992a81bdad753e5e17647 Mon Sep 17 00:00:00 2001
From: =?utf-8?q?Guido=20G=C3=BCnther?= <a...@sigxcpu.org>
Date: Sun, 21 Jun 2009 19:06:15 +0200
Subject: [PATCH] Closes: #533539
---
virtinst/VirtualNetworkInterface.py | 2 +-
virtinst/_util.py | 50 +++++++++++++++++++++++++++++-
virtinst/util.py | 58 +++++++---------------------------
3 files changed, 62 insertions(+), 48 deletions(-)
diff --git a/virtinst/VirtualNetworkInterface.py b/virtinst/VirtualNetworkInterface.py
index 0e77519..6f3c3c4 100644
--- a/virtinst/VirtualNetworkInterface.py
+++ b/virtinst/VirtualNetworkInterface.py
@@ -127,7 +127,7 @@ class VirtualNetworkInterface(VirtualDevice.VirtualDevice):
raise RuntimeError(msg)
if not self.bridge and self.type == "bridge":
- self.bridge = _util.default_bridge()
+ self.bridge = _util.default_bridge2(self.conn)
def get_xml_config(self):
src_xml = ""
diff --git a/virtinst/_util.py b/virtinst/_util.py
index ff5bc91..5169971 100644
--- a/virtinst/_util.py
+++ b/virtinst/_util.py
@@ -28,10 +28,12 @@ import os
import re
import commands
import logging
+import platform
+import subprocess
import libvirt
-from virtinst import util
+import virtinst.util as util
from virtinst import _virtinst as _
def is_vdisk(path):
@@ -176,6 +178,52 @@ def fetch_all_guests(conn):
return (active, inactive)
+def default_nic():
+ """
+ Return the default NIC to use, if one is specified.
+ """
+
+ dev = ''
+
+ if platform.system() != 'SunOS':
+ return dev
+
+ # XXX: fails without PRIV_XVM_CONTROL
+ proc = subprocess.Popen(['/usr/lib/xen/bin/xenstore-read',
+ 'device-misc/vif/default-nic'], stdout=subprocess.PIPE,
+ stderr=subprocess.PIPE)
+ out = proc.stdout.readlines()
+ if len(out) > 0:
+ dev = out[0].rstrip()
+
+ return dev
+
+def default_bridge2(conn = None):
+ if platform.system() == 'SunOS':
+ return ["bridge", default_nic()]
+
+ dev = util.default_route()
+
+ if (dev is not None and
+ (not conn or not is_uri_remote(conn.getURI()))):
+ # New style peth0 == phys dev, eth0 == bridge, eth0 == default route
+ if os.path.exists("/sys/class/net/%s/bridge" % dev):
+ return ["bridge", dev]
+
+ # Old style, peth0 == phys dev, eth0 == netloop, xenbr0 == bridge,
+ # vif0.0 == netloop enslaved, eth0 == default route
+ try:
+ defn = int(dev[-1])
+ except:
+ defn = -1
+
+ if (defn >= 0 and
+ os.path.exists("/sys/class/net/peth%d/brport" % defn) and
+ os.path.exists("/sys/class/net/xenbr%d/bridge" % defn)):
+ return ["bridge", "xenbr%d" % defn]
+
+ return None
+
#
# These functions accidentally ended up in the API under virtinst.util
#
diff --git a/virtinst/util.py b/virtinst/util.py
index 2698b59..6308e5b 100644
--- a/virtinst/util.py
+++ b/virtinst/util.py
@@ -38,6 +38,7 @@ from sys import stderr
import libvirt
from virtinst import _virtinst as _
+import virtinst
import CapabilitiesParser
from User import User
@@ -76,59 +77,24 @@ def default_route(nic = None):
continue
return None
-def _default_nic():
- """Return the default NIC to use, if one is specified.
- This is NOT part of the API and may change at will."""
-
- dev = ''
-
- if platform.system() != 'SunOS':
- return dev
-
- # XXX: fails without PRIV_XVM_CONTROL
- proc = subprocess.Popen(['/usr/lib/xen/bin/xenstore-read',
- 'device-misc/vif/default-nic'], stdout=subprocess.PIPE,
- stderr=subprocess.PIPE)
- out = proc.stdout.readlines()
- if len(out) > 0:
- dev = out[0].rstrip()
-
- return dev
def default_bridge():
- if platform.system() == 'SunOS':
- return _default_nic()
-
- rt = default_route()
- if rt is None:
- defn = None
+ ret = virtinst._util.default_bridge2(None)
+ if not ret:
+ # Maintain this behavior for back compat
+ ret = "xenbr0"
else:
- defn = int(rt[-1])
+ ret = ret[1]
- if defn is None:
- return "xenbr0"
- else:
- return "xenbr%d"%(defn)
+ return ret
def default_network(conn):
- if platform.system() == 'SunOS':
- return ["bridge", _default_nic()]
-
- dev = default_route()
-
- if dev is not None and not is_uri_remote(conn.getURI()):
- # New style peth0 == phys dev, eth0 == bridge, eth0 == default route
- if os.path.exists("/sys/class/net/%s/bridge" % dev):
- return ["bridge", dev]
-
- # Old style, peth0 == phys dev, eth0 == netloop, xenbr0 == bridge,
- # vif0.0 == netloop enslaved, eth0 == default route
- defn = int(dev[-1])
- if os.path.exists("/sys/class/net/peth%d/brport" % defn) and \
- os.path.exists("/sys/class/net/xenbr%d/bridge" % defn):
- return ["bridge", "xenbr%d" % defn]
+ ret = virtinst._util.default_bridge2(conn)
+ if not ret:
+ # FIXME: Check that this exists
+ ret = ["network", "default"]
- return ["network", "default"]
+ return ret
def default_connection():
if os.path.exists('/var/lib/xend'):
--
1.6.3.1
