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Message #62455
[Bug 1665698] Re: /etc/qemu-ifup not allowed by apparmor
Marking Cloud Archive task as Invalid (as the Newton UCA does not have
any libvirt/qemu packages).
** Also affects: nova
Importance: Undecided
Status: New
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https://bugs.launchpad.net/bugs/1665698
Title:
/etc/qemu-ifup not allowed by apparmor
Status in Ubuntu Cloud Archive:
Invalid
Status in OpenStack Compute (nova):
New
Status in libvirt package in Ubuntu:
Fix Released
Status in libvirt source package in Yakkety:
Triaged
Bug description:
I have VMs failing to start with 2017-02-17 15:38:44.458 264015 ERROR
nova.compute.manager [instance: 0c97ab16-2d30-43fa-b0e4-a064a842b5ed]
libvirtError: internal error: process exited while connecting to
monitor: 2017-02-17T15:38:43.907222Z qemu-system-x86_64: -netdev
tap,ifname=tapf34ef99e-18,id=hostnet0,vhost=on,vhostfd=28: network
script /etc/qemu-ifup failed with status 256
Log excerpt:
http://cdn.pasteraw.com/b3tw4cjefomfi3e9k09hvodrfun85z
Seems to be that /etc/qemu-ifup is being blocked by apparmor:
type=AVC msg=audit(1487347189.015:28536): apparmor="DENIED" operation="exec" profile="libvirt-4a03fea7-e966-48e4-80ac-aa138db67243" name="/etc/qemu-ifup" pid=285438 comm="qemu-system-x86" requested_mask="x" denied_mask="x" fsuid=0 ouid=0
type=PATH msg=audit(1487347189.015:28536): item=0 name="/etc/qemu-ifup" inode=66403 dev=08:01 mode=0100755 ouid=0 ogid=0 rdev=00:00 nametype=NORMAL
root@ubuntu-trusty-5773:/etc/apparmor.d/abstractions# cat /etc/apparmor.d/libvirt/libvirt-4a03fea7-e966-48e4-80ac-aa138db67243
#
# This profile is for the domain whose UUID matches this file.
#
#include <tunables/global>
profile libvirt-4a03fea7-e966-48e4-80ac-aa138db67243 {
#include <abstractions/libvirt-qemu>
#include <libvirt/libvirt-4a03fea7-e966-48e4-80ac-aa138db67243.files>
}
root@ubuntu-trusty-5773:/etc/apparmor.d/abstractions# cat /etc/apparmor.d/libvirt/libvirt-4a03fea7-e966-48e4-80ac-aa138db67243.files
# DO NOT EDIT THIS FILE DIRECTLY. IT IS MANAGED BY LIBVIRT.
"/var/log/libvirt/**/instance-00000008.log" w,
"/var/lib/libvirt/qemu/domain-instance-00000008/monitor.sock" rw,
"/var/run/libvirt/**/instance-00000008.pid" rwk,
"/run/libvirt/**/instance-00000008.pid" rwk,
"/var/run/libvirt/**/*.tunnelmigrate.dest.instance-00000008" rw,
"/run/libvirt/**/*.tunnelmigrate.dest.instance-00000008" rw,
"/var/lib/nova/instances/4a03fea7-e966-48e4-80ac-aa138db67243/console.log" rw,
"/var/lib/nova/instances/4a03fea7-e966-48e4-80ac-aa138db67243/console.log" rw,
# for qemu guest agent channel
owner "/var/lib/libvirt/qemu/channel/target/domain-instance-00000008/**" rw,
/dev/vhost-net rw,
root@ubuntu-trusty-5773:/etc/apparmor.d/abstractions# dpkg -S libvirt-qemu
libvirt-bin: /etc/apparmor.d/abstractions/libvirt-qemu
root@ubuntu-trusty-5773:/etc/apparmor.d/abstractions# dpkg -l libvirt-bin
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-=========================================-=========================-=========================-=======================================================================================
ii libvirt-bin 1.3.1-1ubuntu10.6~cloud0 amd64 programs for the libvirt library
Seeing identical behavior on Xenial
ubuntu@ubuntu-xenial-5165:~$ dpkg -l libvirt-bin
Desired=Unknown/Install/Remove/Purge/Hold
| Status=Not/Inst/Conf-files/Unpacked/halF-conf/Half-inst/trig-aWait/Trig-pend
|/ Err?=(none)/Reinst-required (Status,Err: uppercase=bad)
||/ Name Version Architecture Description
+++-=========================================-=========================-=========================-=======================================================================================
ii libvirt-bin 1.3.1-1ubuntu10.8 amd64 programs for the libvirt library
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