On Wed, Oct 10, Daniel P. Berrange wrote: > It depends on what instance of libvirtd you are connecting to. > > - The system instance, runs as root and requirs non-root users > to auth with policykit > > - The session instance, runs as the same user id as the client > app and does not require auth. > > Since libguestfs passes NULL for the URI, it will be connecting > to the session instance if libguestfs is non-root and thus not > require any auth. If libguestfs is run as root it will connect > to the system instance which requires polkit auth, but root already > has that granted.
Thanks for that summary. Today I tried it with a openSuSE 12.2 system, which is more uptodate than a sles11sp2. Running libguestfs-test-tool fails because root starts a kvm guest, while a user starts a qemu guest. I think once the os type is correct for type 'qemu' it will work. Olaf olaf@stein-schneider:~> libguestfs-test-tool ************************************************************ * IMPORTANT NOTICE * * When reporting bugs, include the COMPLETE, UNEDITED * output below in your bug report. * ************************************************************ ===== Test starts here ===== PATH=/home/olaf/bin:/usr/local/bin:/usr/bin:/bin:/usr/bin/X11:/usr/X11R6/bin:/usr/games library version: 1.19.49 guestfs_get_append: (null) guestfs_get_attach_method: libvirt guestfs_get_autosync: 1 guestfs_get_direct: 0 guestfs_get_memsize: 500 guestfs_get_network: 0 guestfs_get_path: /usr/lib64/guestfs guestfs_get_pgroup: 0 guestfs_get_qemu: /usr/bin/qemu-kvm guestfs_get_recovery_proc: 1 guestfs_get_selinux: 0 guestfs_get_smp: 1 guestfs_get_trace: 0 guestfs_get_verbose: 1 host_cpu: x86_64 Launching appliance, timeout set to 600 seconds. libguestfs: libvirt version = 10002 libguestfs: [00000ms] connect to libvirt libguestfs: [00003ms] get libvirt capabilities libguestfs: [00048ms] build appliance libguestfs: [00048ms] create libvirt XML libguestfs: libvirt XML:\n<?xml version="1.0"?>\n<domain type="qemu" xmlns:qemu="http://libvirt.org/schemas/domain/qemu/1.0">\n <name>guestfs-fs1ubzlxkfco2kz9</name>\n <memory unit="MiB">500</memory>\n <currentMemory unit="MiB">500</currentMemory>\n <cpu model="host-model"/>\n <vcpu>1</vcpu>\n <clock offset="utc"/>\n <os>\n <type>hvm</type>\n <kernel>/usr/lib64/guestfs/vmlinuz.x86_64</kernel>\n <initrd>/usr/lib64/guestfs/initramfs.x86_64.img</initrd>\n <cmdline>panic=1 console=ttyS0 udevtimeout=600 no_timer_check acpi=off printk.time=1 cgroup_disable=memory root=/dev/sdb selinux=0 guestfs_verbose=1 TERM=screen </cmdline>\n </os>\n <on_reboot>destroy</on_reboot>\n <devices>\n <controller type="scsi" index="0" model="virtio-scsi"/>\n <disk device="disk" type="file">\n <source file="/tmp/libguestfs-test-tool-sda-7iYTxF"/>\n <target dev="sda" bus="scsi"/>\n <driver name="qemu" type="raw" cache="none"/>\n <address type="drive" contr! oller="0" bus="0" target="0" unit="0"/>\n </disk>\n <serial type="unix">\n <source mode="connect" path="/tmp/libguestfss1xgHv/console.sock"/>\n <target port="0"/>\n </serial>\n <channel type="unix">\n <source mode="connect" path="/tmp/libguestfss1xgHv/guestfsd.sock"/>\n <target type="virtio" name="org.libguestfs.channel.0"/>\n </channel>\n </devices>\n <qemu:commandline/>\n</domain>\n libguestfs: [00048ms] launch libvirt guest libguestfs: error: could not create appliance through libvirt: unknown OS type hvm [code=16 domain=20] libguestfs-test-tool: failed to launch appliance libguestfs: closing guestfs handle 0x1608ec0 (state 0) --- root 2012-10-11 12:50:54.000000000 +0200 +++ olaf 2012-10-11 12:51:15.000000000 +0200 @@ -1,7 +1,7 @@ libguestfs: libvirt XML: <?xml version="1.0"?> -<domain type="kvm" xmlns:qemu="http://libvirt.org/schemas/domain/qemu/1.0"> - <name>guestfs-zftfuc2yqwc8qhyk</name> +<domain type="qemu" xmlns:qemu="http://libvirt.org/schemas/domain/qemu/1.0"> + <name>guestfs-fs1ubzlxkfco2kz9</name> <memory unit="MiB">500</memory> <currentMemory unit="MiB">500</currentMemory> <cpu model="host-model"/> @@ -17,17 +17,17 @@ libguestfs: libvirt XML: <devices> <controller type="scsi" index="0" model="virtio-scsi"/> <disk device="disk" type="file"> - <source file="/tmp/libguestfs-test-tool-sda-uzaB2z"/> + <source file="/tmp/libguestfs-test-tool-sda-7iYTxF"/> <target dev="sda" bus="scsi"/> <driver name="qemu" type="raw" cache="none"/> <address type="drive" controller="0" bus="0" target="0" unit="0"/> </disk> <serial type="unix"> - <source mode="connect" path="/tmp/libguestfs3kAQMc/console.sock"/> + <source mode="connect" path="/tmp/libguestfss1xgHv/console.sock"/> <target port="0"/> </serial> <channel type="unix"> - <source mode="connect" path="/tmp/libguestfs3kAQMc/guestfsd.sock"/> + <source mode="connect" path="/tmp/libguestfss1xgHv/guestfsd.sock"/> <target type="virtio" name="org.libguestfs.channel.0"/> </channel> </devices> _______________________________________________ Libguestfs mailing list Libguestfs@redhat.com https://www.redhat.com/mailman/listinfo/libguestfs