Hey Alex, Thanks a lot for helping me out. I just figured out the previous two issues by moving all of the stuff under /usr/local/lib64/python2.6/site-packages to /usr/lib64/python2.6/site-packages. The errors went away.
Thanks again for your helpful posts. On Fri, Mar 16, 2012 at 1:54 PM, Su Zhang <westlif...@gmail.com> wrote: > I removed everything and rebuilt from scratch like what I did before (i.e. > make uninstall && rpm -e libvirt --nodeps && rpm -e libvirt-client --nodeps > && ./autogen.sh --system && make && make install.) However, the libvirtd > installed is not the one stored in the PATH. So it will have trouble > finding it while typing "libvirtd start". I didn't change the environmental > variables. Instead, I removed everything and rebuilt it from scratch with > all default settings (i.e. make uninstall && rpm -e libvirt --nodeps && rpm > -e libvirt-client --nodeps && ./configure && make && make install.) to see > what will happen. After rebuilt, the system can identify "libvirtd start", > which means I can start libvirtd. Also I restarted xend. However, when I > was running the "old" command "strace -o strace.txt virt-install > --connect=xen:/// -p". Another error popped out, here is the running script: > > ]# strace -o strace.txt virt-install --connect=xen:/// -p > > Traceback (most recent call last): > File "/usr/bin/virt-install", line 33, in <module> > import virtinst > File "/usr/lib/python2.6/site-packages/virtinst/__init__.py", line 35, > in <module> > import Storage > File "/usr/lib/python2.6/site-packages/virtinst/Storage.py", line 48, in > <module> > import libvirt > File "/usr/lib64/python2.6/site-packages/libvirt.py", line 25, in > <module> > ImportError: No module named libvirtmod > > Please find the strace.txt attached for this error. It seems that > libvirtmod module is missing. I followed each step I did before but > encountered this error for the first time. Could you see how can I let the > service to find the module? > > Thanks, > > > On Fri, Mar 16, 2012 at 12:07 PM, Su Zhang <westlif...@gmail.com> wrote: > >> >> >> On Fri, Mar 16, 2012 at 10:35 AM, Alex Jia <a...@redhat.com> wrote: >> >>> ----- Original Message ----- >>> From: "Su Zhang" <westlif...@gmail.com> >>> To: "Alex Jia" <a...@redhat.com> >>> Cc: libvirt-users@redhat.com, "Eric Blake" <ebl...@redhat.com> >>> Sent: Friday, March 16, 2012 10:52:32 PM >>> Subject: Re: [libvirt-users] no connection driver available for No >>> connection for URI xen:/// >>> >>> >>> >>> >>> On Fri, Mar 16, 2012 at 2:22 AM, Alex Jia < a...@redhat.com > wrote: >>> >>> >>> >>> >>> On 03/16/2012 01:58 PM, Su Zhang wrote: >>> >>> >>> >>> >>> On Fri, Mar 16, 2012 at 12:55 AM, Su Zhang < westlif...@gmail.com > >>> wrote: >>> >>> >>> >>> >>> >>> >>> On Fri, Mar 16, 2012 at 12:16 AM, Alex Jia < a...@redhat.com > wrote: >>> >>> >>> >>> >>> On 03/16/2012 12:12 PM, Su Zhang wrote: >>> >>> Alex, >>> >>> I changed the symbolic link to "/usr/local/lib/libvirt.so.0.9.10". Here >>> is the running script: >>> >>> [root@XenTester libvirt-0.9.10]# rm /usr/lib64/libvirt.so.0 >>> rm: remove symbolic link `/usr/lib64/libvirt.so.0'? yes >>> [root@XenTester libvirt-0.9.10]# ln -s /usr/local/lib/libvirt.so.0.9.10 >>> /usr/lib64/libvirt.so.0 >>> It's not enough, you had better to clean up your dirty libvirt >>> environment, for example, remove all of >>> libvirt rpm package on host, then recompile libvirt and ./configure >>> --prefix=/usr && make && make install, or ./autogen --system && make && >>> make install. >>> >>> >>> I've already done make uninstall && ./autogen.sh --system && make && >>> make install. However, while starting libvirtd, there is still an error >>> here: >>> >>> >>> Sorry I forgot the command line I used to start the libvirt service, >>> here it is: >>> >>> [root@XenTester su]# /etc/rc.d/init.d/libvirtd start >>> >>> >>> >>> >>> Starting libvirtd daemon: libvirtd: /usr/lib64/libvirt.so.0: version >>> `LIBVIRT_PRIVATE_0.9.4' not found (required by libvirtd) >>> libvirtd: /usr/lib64/libvirt.so.0: version `LIBVIRT_PRIVATE_0.9.4' not >>> found (required by /usr/lib64/libvirt-qemu.so.0) >>> [FAILED] >>> >>> Does it mean I cannot remove all of the libvirt binary by only running >>> "make uninstall"? >>> Are there any other ways can be used to remove the libvirt environment >>> completely? >>> As usual, 'make uninstall' should be okay, if your 0.9.4 is a libvirt >>> rpm package installation, you may use 'rpm -e libvirt --nodeps' to >>> remove it, also remove libvirt-client rpm package using the same method. >>> >>> >>> >>> >>> >>> Alex, >>> >>> I've done make uninstall, rpm -e libvirt --nodeps and rpm -e >>> libvirt-client --nodeps before I rebuild ( ./autogen.sh --system && make && >>> make install) the libvirt. >>> It seems that the previous error has gone but warning is left: >>> >>> [root@XenTester su]# libvirtd start >>> 2012-03-16 14:37:04.511+0000: 29843: info : libvirt version: 0.9.10 >>> 2012-03-16 14:37:04.511+0000: 29843: warning : virGetHostname:2108 : >>> getaddrinfo failed for 'XenTester': Name or service not known >>> >>> >>> Su, the getaddrinfo() can get your hostname, it's just a warning not >>> important, you can run 'hostname' and 'cat /etc/hosts' to >>> check whether 'XenTester' host name is okay. >>> >>> >>> Does this warning really matter? Are there anything returned by >>> getaddrinfo will be used by guest OS? >>> >>> >>> The getaddrinfo() is a gnulib API, which is used for translating name of >>> a service location and/or a service name >>> to set of socket addresses, libvirt just call it by internal >>> virGetHostname API. it's a host operation not guest. >>> >>> >>> >>> Besides, could you please confirm if the following running script >>> suggest that Xen and libvirtd have been successfully connected? >>> >>> [root@XenTester libvirt-0.9.10]# virt-install -p >>> ERROR >>> --name is required >>> --ram amount in MB is required >>> --disk storage must be specified (override with --nodisks) >>> An install method must be specified >>> (--location URL, --cdrom CD/ISO, --pxe, --import, --boot hd|cdrom|...) >>> >>> >>> Su, yeah, it works well for you, 'man virt-install' will show some >>> example about how to install a guest, >>> or you also interaction mode using virt-install with --prompt. >>> >>> >>> Thanks, >>> >>> Alex, >>> >> >> It initially run correctly. I can install a VM via this interactive >> installation mode once. However, it encountered another error while I was >> going to install with the same command another time. It seems that the >> sockets path has been changed. I checked that the default socket path is: >> /usr/local/var/run/libvirt/libvirt-sock, but it seems that the service is >> looking for a socket located at '/var/run/libvirt/libvirt-sock' (see >> 'ERROR Failed to connect socket to '/var/run/libvirt/libvirt-sock': No >> such file or directory' in the following running script) . I searched at >> livirtd.conf file but cannot find a place to reset this socket path. Could >> you let me know how to get around this issue? >> >> >> Here is the running script: >> >> >> [root@XenTester libvirt-0.9.10]# libvirtd --help >> >> Usage: >> libvirtd [options] >> >> Options: >> -v | --verbose Verbose messages. >> -d | --daemon Run as a daemon & write PID file. >> -l | --listen Listen for TCP/IP connections. >> -t | --timeout <secs> Exit after timeout period. >> -f | --config <file> Configuration file. >> | --version Display version information. >> -p | --pid-file <file> Change name of PID file. >> >> libvirt management daemon: >> >> Default paths: >> >> Configuration file (unless overridden by -f): >> /usr/local/etc/libvirt/libvirtd.conf >> >> Sockets: >> /usr/local/var/run/libvirt/libvirt-sock >> /usr/local/var/run/libvirt/libvirt-sock-ro >> >> TLS: >> CA certificate: /usr/local/etc/pki/CA/caert.pem >> Server certificate: /usr/local/etc/pki/libvirt/servercert.pem >> Server private key: /usr/local/etc/pki/libvirt/private/serverkey.pem >> >> PID file (unless overridden by -p): >> /usr/local/var/run/libvirtd.pid >> >> [root@XenTester libvirt-0.9.10]# virt-install --prompt >> ERROR Failed to connect socket to '/var/run/libvirt/libvirt-sock': No >> such file or directory >> >> Thanks, >> >> >> >> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> Thanks, >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> >>> I run "strace -o strace.txt virt-install --connect=xen:/// -p" once >>> again, and the following error came out: >>> >>> ERROR Error in network device parameters: Virtual network 'default' does >>> not exist: this function is not supported by the connection driver: >>> virNetworkLookupByName >>> the strace.txt is attached. >>> I think current xen URI works well for you, and you may try virt-install >>> --connect=xen:/// -p -d or virt-install -p -d to confirm this. >>> >>> The above error is another issues, you need to change others stuff, it's >>> not enough to just link >>> /usr/local/lib/libvirt.so.0.9.10 /usr/lib64/libvirt.so.0, please follow >>> answer 1. >>> >>> >>> >>> >>> >>> Are there any other places I need to change in order to let the system >>> know I am running libvirt.so.0.9.10? >>> >>> >>> Thanks, >>> >>> >>> On Thu, Mar 15, 2012 at 10:54 PM, Su Zhang < westlif...@gmail.com > >>> wrote: >>> >>> >>> Here it is: >>> >>> # ll /usr/lib64/libvirt.so.0 >>> lrwxrwxrwx. 1 root root 16 Mar 12 21:19 /usr/lib64/libvirt.so.0 -> >>> libvirt.so.0.9.4 >>> >>> So you meant that I used a wrong libvirt.so? How can I correct this? >>> >>> >>> >>> >>> On Thu, Mar 15, 2012 at 10:52 PM, Alex Jia < a...@redhat.com > wrote: >>> >>> >>> >>> >>> >>> On 03/16/2012 11:41 AM, Su Zhang wrote: >>> >>> >>> >>> >>> On Thu, Mar 15, 2012 at 10:20 PM, Alex Jia < a...@redhat.com > wrote: >>> >>> >>> >>> >>> >>> On 03/16/2012 11:02 AM, Su Zhang wrote: >>> >>> >>> >>> >>> On Thu, Mar 15, 2012 at 9:45 PM, Alex Jia < a...@redhat.com > wrote: >>> >>> >>> >>> >>> On 03/16/2012 05:33 AM, Su Zhang wrote: >>> >>> >>> >>> >>> On Thu, Mar 15, 2012 at 4:20 PM, Eric Blake < ebl...@redhat.com > wrote: >>> >>> >>> >>> On 03/15/2012 02:57 PM, Su Zhang wrote: >>> > Hi all, >>> > >>> > I am trying to use virt-install to install domU image. However, I >>> > encountered the following issue. It seems that a connection driver is >>> > needed for Xen. >>> > I am new to both libvirt and Xen. Anyone have any ideas on what's wrong >>> > with the following error ? >>> > >>> > >>> > >>> > # virt-install --connect=xen:/// -p -d >>> > Thu, 15 Mar 2012 10:17:55 DEBUG Launched with command line: >>> > /usr/bin/virt-install --connect=xen:/// -p -d >>> > Thu, 15 Mar 2012 10:17:55 DEBUG Requesting libvirt URI xen:/// >>> > Thu, 15 Mar 2012 10:17:55 ERROR no connection driver available for No >>> > connection for URI xen:/// >>> >>> This probably means that your copy of libvirt.so and libvirtd was built >>> without xen support. What does >>> >>> virsh --version=long >>> >>> say? Also, are you sure libvirtd is running? >>> In addition, I want to know your libvirt.so, libvirtd, xend location, >>> for example, >>> # which libvirtd >>> # which xend >>> # locate libvirt.so >>> >>> Please also make sure xend service is running: >>> # service xend status >>> >>> >>> >>> >>> >>> >>> >>> -- >>> Eric Blake ebl...@redhat.com +1-919-301-3266 >>> Libvirt virtualization library http://libvirt.org >>> >>> >>> Eric, >>> >>> Here is the output: >>> # virsh --version=long >>> Virsh command line tool of libvirt 0.9.10 >>> See web site at http://libvirt.org/ >>> >>> Compiled with support for: >>> Hypervisors: Xen QEmu/KVM UML OpenVZ VirtualBox LXC Test >>> Networking: Remote Daemon Network Bridging Nwfilter VirtualPort >>> Storage: Dir Filesystem SCSI Multipath iSCSI LVM >>> Miscellaneous: SELinux Secrets Debug >>> >>> It seems that it does support Xen. >>> Yeah, Xen indeed appears in Hypervisors line. >>> >>> >>> >>> >>> I am not sure if libvirtd is running so I use the following command to >>> start it: >>> >>> [root@XenTester srv]# /etc/rc.d/init.d/libvirtd start >>> Right, you may also use service libvirtd start, and check it by service >>> libvirtd status or ps -ef|grep libvirtd. >>> >>> >>> >>> But the same error is still there. >>> >>> Am I using the right way to start libvirtd service? Are there any other >>> possible reasons of this error? >>> >>> >>> >>> >>> Thanks, >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> _______________________________________________ >>> libvirt-users mailing list libvirt-users@redhat.com >>> https://www.redhat.com/mailman/listinfo/libvirt-users >>> Alex, >>> >>> Here is some information: >>> >>> # /etc/init.d/xencommons start >>> Starting xenstored... >>> Setting domain 0 name... >>> Starting xenconsoled... >>> [root@XenTester su]# /etc/init.d/xend start >>> [root@XenTester su]# which libvirtd >>> /usr/local/sbin/libvirtd >>> [root@XenTester su]# which xend >>> /usr/sbin/xend >>> [root@XenTester su]# locate libvirt.so >>> /usr/lib64/libvirt.so.0 >>> /usr/lib64/libvirt.so.0.9.4 >>> /usr/local/lib/libvirt.so >>> /usr/local/lib/libvirt.so.0 >>> /usr/local/lib/libvirt.so.0.9.10 >>> You have 2 different libvirt versions 0.9.4 and 0.9.10, and your 0.9.10 >>> is put under the >>> /usr/local/lib directory, so I guess you haven't used ./configure with >>> --prefix=/usr option >>> or directly use ./autogen.sh --system when you configure and compile >>> libvirt. >>> >>> And also please yum install strace -y if you haven't installed strace >>> rpm, then run the following operation: >>> >>> # strace -o strace.txt virt-install --connect=xen:/// -p >>> >>> Then attach strace.txt as a attachment. >>> >>> Thanks, >>> Alex >>> >>> >>> >>> Alex, >>> >>> Thanks. I have run ./autogen.sh --system. And "make" and "make install" >>> the libvirt once again. >>> I encountered one type of errors while running "make install", it seems >>> that the installer is looking for a bunch of HTML files under >>> /usr/bin/install. here is the error info: >>> >>> /usr/bin/install: cannot stat `./api.html': No such file or directory >>> /usr/bin/install: cannot stat `./api_extension.html': No such file or >>> directory >>> /usr/bin/install: cannot stat `./apps.html': No such file or directory >>> /usr/bin/install: cannot stat `./archdomain.html': No such file or >>> directory >>> /usr/bin/install: cannot stat `./architecture.html': No such file or >>> directory >>> /usr/bin/install: cannot stat `./archnetwork.html': No such file or >>> directory >>> /usr/bin/install: cannot stat `./archnode.html': No such file or >>> directory >>> (there are still tens of HTML files missing) >>> .... >>> It's not important for our issues. >>> >>> >>> >>> >>> >>> >>> Do you think this type of errors will affect the functionality of >>> libvirt? >>> Also, I checked and it seems that I've the latest strace package >>> installed. So I run "strace -o strace.txt virt-install --connect=xen:/// >>> -p". >>> Please find strace.txt attached. >>> I saw virt-install is opening /usr/lib64/libvirt.so.0 in strace.txt: >>> open("/usr/lib64/libvirt.so.0", O_RDONLY) = 7 I want to confirm whether >>> you're using compiling libvirt 0.9.10, >>> ll /usr/lib64/libvirt.so.0 say what? >>> >>> Thanks, >>> Alex >>> >>> >>> >>> >>> >>> >>> Thanks, >>> >>> >>> >>> >>> >>> >>> [root@XenTester su]# service xend status >>> [root@XenTester su]# ps -ef|grep libvirtd >>> root 2242 1 0 21:52 ? 00:00:00 libvirtd --daemon >>> root 3295 3112 0 21:59 pts/0 00:00:00 grep libvirtd >>> >>> Can you see if it is normal here? >>> >>> Thanks, >>> >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> >>> >>> >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> >>> >>> >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> >>> >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> >>> >>> >>> >>> >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> >>> >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> >>> >>> >>> >>> -- >>> Su Zhang >>> Ph.D Candidate >>> Computing and Information Sciences >>> Kansas State University >>> >> >> >> >> -- >> Su Zhang >> Ph.D Candidate >> Computing and Information Sciences >> Kansas State University >> > > > > -- > Su Zhang > Ph.D Candidate > Computing and Information Sciences > Kansas State University > -- Su Zhang Ph.D Candidate Computing and Information Sciences Kansas State University
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