Re: [Xen-devel] block-iscsi with Xen 4.5 / 4.6

[Steven Haigh <netwiz@xxxxxxxxx>]

On 2016-04-15 17:23, Roger Pau Monné wrote:
> On Fri, Apr 15, 2016 at 04:59:11PM +1000, Steven Haigh wrote:
> > Hi all,
> >
> > I'm wading through the somewhat confusing world of documentation 
> > regarding
> > storing DomU disk images on an iSCSI target.
> >
> > I'm getting an error when using pygrub of:
> > OSError: [Errno 2] No such file or directory: 
> > 'iqn=iqn.1986-03.com.sun:02:ff2d12c0-b709-4ec0-999d-976506c666f5,portal=192.168.133.250'
> Hello,
>
> It should work. Can you please paste your guest configuration file and 
> the
> output of the create command with "-vvv"?
DomU config file:
bootloader      = "pygrub"
name            = "test1.vm"
memory          = 2048
vcpus           = 2
cpus            = "1-7"
vif             = ['bridge=br-151, vifname=vm.test1']
disk            = 
['script=block-iscsi,vdev=xvda,target=iqn=iqn.1986-03.com.sun:02:ff2d12c0-b709-4ec0-999d-976506c666f5,portal=192.168.133.250']
boot            = "c"

# xl create /etc/xen/test1.vm -d -c
Parsing config from /etc/xen/test1.vm
{
    "domid": null,
    "config": {
        "c_info": {
            "type": "pv",
            "name": "test1.vm",
            "uuid": "a7134f81-4616-4cf6-99db-3d2bc90b2d58",
            "run_hotplug_scripts": "True"
        },
        "b_info": {
            "max_vcpus": 2,
            "avail_vcpus": [
                0,
                1
            ],
            "vcpu_hard_affinity": [
                [
                    1,
                    2,
                    3,
                    4,
                    5,
                    6,
                    7
                ],
                [
                    1,
                    2,
                    3,
                    4,
                    5,
                    6,
                    7
                ]
            ],
            "numa_placement": "False",
            "max_memkb": 2097152,
            "target_memkb": 2097152,
            "shadow_memkb": 18432,
            "sched_params": {

            },
            "claim_mode": "True",
            "type.pv": {
                "bootloader": "pygrub"
            }
        },
        "disks": [
            {
                "pdev_path": 
"iqn=iqn.1986-03.com.sun:02:ff2d12c0-b709-4ec0-999d-976506c666f5,portal=192.168.133.250",
                "vdev": "xvda",
                "format": "raw",
                "script": "block-iscsi",
                "readwrite": 1
            }
        ],
        "nics": [
            {
                "devid": 0,
                "bridge": "br-151",
                "ifname": "vm.test1"
            }
        ],
        "on_reboot": "restart"
    }
}
libxl: error: libxl_bootloader.c:630:bootloader_finished: bootloader 
failed - consult logfile /var/log/xen/bootloader.11.log
libxl: error: libxl_exec.c:118:libxl_report_child_exitstatus: bootloader 
[-1] exited with error status 1
libxl: error: libxl_create.c:1121:domcreate_rebuild_done: cannot 
(re-)build domain: -3
libxl: info: libxl.c:1698:devices_destroy_cb: forked pid 2982 for 
destroy of domain 11
libxl: error: libxl_dom.c:36:libxl__domain_type: unable to get domain 
type for domid=11
xl: unable to exec console client: No such file or directory
libxl: error: libxl_exec.c:118:libxl_report_child_exitstatus: console 
child [2981] exited with error status 1
# cat /var/log/xen/bootloader.11.log
Traceback (most recent call last):
  File "/usr/lib/xen/bin/pygrub", line 894, in <module>
    part_offs = get_partition_offsets(file)
  File "/usr/lib/xen/bin/pygrub", line 114, in get_partition_offsets
    image_type = identify_disk_image(file)
  File "/usr/lib/xen/bin/pygrub", line 57, in identify_disk_image
    fd = os.open(file, os.O_RDONLY)
OSError: [Errno 2] No such file or directory: 
'iqn=iqn.1986-03.com.sun:02:ff2d12c0-b709-4ec0-999d-976506c666f5,portal=192.168.133.250'
--
Steven Haigh

Email: netwiz@xxxxxxxxx
Web: https://www.crc.id.au
Phone: (03) 9001 6090 - 0412 935 897

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