> On 25 Jul 2016, at 21:50, Sandro Bonazzola <sbona...@redhat.com> wrote: > > Adding some people from virt team. > > Il 23/Lug/2016 11:44, "lifuqiong" <lifuqi...@cncloudsec.com> ha scritto: > > > > I debugged vdsm with PyCharm, And I logged on my Centos 7.2 with root, and > > get an error as follows: > > > > > > > > Problem: > > > > > > > > Traceback (most recent call last): > > > > File "/usr/share/vdsm/vdsm", line 149, in run > > > > serve_clients(log) > > > > File "/usr/share/vdsm/vdsm", line 104, in serve_clients > > > > cif = clientIF.getInstance(irs, log, scheduler) > > > > File "/usr/share/vdsm/clientIF.py", line 204, in getInstance > > > > cls._instance = clientIF(irs, log, scheduler) > > > > File "/usr/share/vdsm/clientIF.py", line 106, in __init__ > > > > secret.clear() > > > > File "/usr/lib/python2.7/site-packages/vdsm/virt/secret.py", line 92, in > > clear > > > > con = libvirtconnection.get() > > > > File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", line > > 163, in get > > > > password) > > > > File "/usr/lib/python2.7/site-packages/vdsm/libvirtconnection.py", line > > 99, in open_connection > > > > return utils.retry(libvirtOpen, timeout=10, sleep=0.2) > > > > File "/usr/lib/python2.7/site-packages/vdsm/utils.py", line 546, in retry > > > > return func() > > > > File "/usr/lib64/python2.7/site-packages/libvirt.py", line 105, in > > openAuth > > > > if ret is None:raise libvirtError('virConnectOpenAuth() failed') > > > > libvirtError: Failed to connect socket to '/var/run/libvirt/libvirt-sock': > > Permission denied > > > > > > > > Investitate: > > > > According to the traceback above, the code in libvirt.py as below, and > > os.geteuid() get ‘0’ which shows the current user is root; >
vdsm is not supposed to be run under root user. For debugging you should follow the devel setup wiki and not change a regular host. Depends what you modified, it's impossible to say from what you described....but a general advice is you simply don't do that:) > > > > > > > > def openAuth(uri, auth, flags=0): > > > > #print os.geteuid() > > > > ret = libvirtmod.virConnectOpenAuth(uri, auth, flags) > > > > if ret is None:raise libvirtError('virConnectOpenAuth() failed') > > > > return virConnect(_obj=ret) > > > > > > > > [root@server117 libvirt]# ll /var/run/libvirt/libvirt-sock > > > > srwxrwx---. 1 root qemu 0 Jul 19 23:43 /var/run/libvirt/libvirt-sock > > > > > > > > According that, root should not get an Permission denied error ? But why? > > > > > > > > And I setenforce=0 , and still show Perssion denied error. > > > > > > > > What’s the reason? And how to solve it? > > > > > > > > Thank you. > > > > > > _______________________________________________ > > Devel mailing list > > de...@ovirt.org > > http://lists.ovirt.org/mailman/listinfo/devel
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