OK, so your tcmu-runner doesn't have support for rbd images for some reason. Where did you get your copy of tcmu-runner? You should build it from upstream or pull a copy from here [1].
[1] https://shaman.ceph.com/repos/tcmu-runner/ On Fri, Jun 29, 2018 at 11:12 AM Bernhard Dick <bernh...@bdick.de> wrote: > Hi, > > Am 29.06.2018 um 17:04 schrieb Jason Dillaman: > > Is 'tcmu-runner' running on that node? > yes it is running > > > Any errors in dmesg or > here are no errors > > /var/log/tcmu-runner.log? > the following error is shown: > [ERROR] add_device:436: could not find handler for uio0 > > Regards > Bernhard > > > > On Fri, Jun 29, 2018 at 10:43 AM Bernhard Dick <bernh...@bdick.de > > <mailto:bernh...@bdick.de>> wrote: > > > > Hi, > > > > Am 28.06.2018 um 18:09 schrieb Jason Dillaman: > > > Do you have the ansible backtrace from the "ceph-iscsi-gw : > > igw_lun | > > > configureluns (create/map rbds and add to lio)]" step? > > I assume you mean the following (from running with verbosity 3, after > > running the purge-iscsi-gateways playbook beforehand) > > > > Using module file /home/dick/git/ceph-ansible/library/igw_lun.py > > <ovirt-test04> ESTABLISH SSH CONNECTION FOR USER: root > > <ovirt-test04> SSH: EXEC ssh -o ControlMaster=auto -o > > ControlPersist=600s -o StrictHostKeyChecking=no -o > > KbdInteractiveAuthentication=no -o > > PreferredAuthentications=gssapi-with-mic,g > > ssapi-keyex,hostbased,publickey -o PasswordAuthentication=no -o > > User=root -o ConnectTimeout=30 -o > > ControlPath=/home/dick/.ansible/cp/%h-%r-%p ovirt-test04 '/bin/sh -c > > '"'"'/usr/bin/p > > ython && sleep 0'"'"'' > > <ovirt-test04> (1, '', 'Traceback (most recent call last):\n File > > "/tmp/ansible_F3sf6j/ansible_module_igw_lun.py", line 166, in > > <module>\n > > ansible_main()\n File "/tmp/ansible_F3 > > sf6j/ansible_module_igw_lun.py", line 135, in ansible_main\n > > lun.manage(desired_state)\n File > > "/usr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py", line > 365, > > in manage\n self.allocate()\n File "/u > > sr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py", line 490, > in > > allocate\n lun = self.add_dev_to_lio()\n File > > "/usr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py", line > 683, > > in add_dev_to_lio\n > > wwn=in_wwn, control=control_string)\n File > > "/usr/lib/python2.7/site-packages/rtslib_fb/tcm.py", line 818, in > > __init__\n self._configure(config, size, wwn, hw_max_sectors, > > control)\n File "/usr/lib/pytho > > n2.7/site-packages/rtslib_fb/tcm.py", line 836, in _configure\n > > self._enable()\n File > > "/usr/lib/python2.7/site-packages/rtslib_fb/tcm.py", line 172, in > > _enable\n fwrite(path, "1\\n")\n File "/usr/lib/pyt > > hon2.7/site-packages/rtslib_fb/utils.py", line 79, in fwrite\n > > file_fd.write(str(string))\nIOError: [Errno 2] No such file or > > directory\n') > > The full traceback is: > > Traceback (most recent call last): > > File "/tmp/ansible_F3sf6j/ansible_module_igw_lun.py", line 166, > in > > <module> > > ansible_main() > > File "/tmp/ansible_F3sf6j/ansible_module_igw_lun.py", line 135, > in > > ansible_main > > lun.manage(desired_state) > > File "/usr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py", > > line 365, in manage > > self.allocate() > > File "/usr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py", > > line 490, in allocate > > lun = self.add_dev_to_lio() > > File "/usr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py", > > line 683, in add_dev_to_lio > > wwn=in_wwn, control=control_string) > > File "/usr/lib/python2.7/site-packages/rtslib_fb/tcm.py", line > 818, > > in __init__ > > self._configure(config, size, wwn, hw_max_sectors, control) > > File "/usr/lib/python2.7/site-packages/rtslib_fb/tcm.py", line > 836, > > in _configure > > self._enable() > > File "/usr/lib/python2.7/site-packages/rtslib_fb/tcm.py", line > 172, > > in _enable > > fwrite(path, "1\n") > > File "/usr/lib/python2.7/site-packages/rtslib_fb/utils.py", line > > 79, > > in fwrite > > file_fd.write(str(string)) > > IOError: [Errno 2] No such file or directory > > > > failed: [ovirt-test04] (item={u'host': u'ovirt-test04', u'image': > > u'iscsi2342', u'state': u'present', u'pool': u'rbd', u'size': > > u'1G'}) => { > > "changed": false, > > "item": { > > "host": "ovirt-test04", > > "image": "iscsi2342", > > "pool": "rbd", > > "size": "1G", > > "state": "present" > > }, > > "module_stderr": "Traceback (most recent call last):\n File > > \"/tmp/ansible_F3sf6j/ansible_module_igw_lun.py\", line 166, in > > <module>\n ansible_main()\n File > > \"/tmp/ansible_F3sf6j/ansible_module_igw_lun. > > py\", line 135, in ansible_main\n lun.manage(desired_state)\n > File > > \"/usr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py\", line > > 365, > > in manage\n self.allocate()\n File \"/usr/lib/python2.7/site-pa > > ckages/ceph_iscsi_config/lun.py\", line 490, in allocate\n lun = > > self.add_dev_to_lio()\n File > > \"/usr/lib/python2.7/site-packages/ceph_iscsi_config/lun.py\", line > > 683, > > in add_dev_to_lio\n wwn=in_wwn, contr > > ol=control_string)\n File > > \"/usr/lib/python2.7/site-packages/rtslib_fb/tcm.py\", line 818, in > > __init__\n self._configure(config, size, wwn, hw_max_sectors, > > control)\n File \"/usr/lib/python2.7/site-packages > > /rtslib_fb/tcm.py\", line 836, in _configure\n self._enable()\n > > File > > \"/usr/lib/python2.7/site-packages/rtslib_fb/tcm.py\", line 172, in > > _enable\n fwrite(path, \"1\\n\")\n File > \"/usr/lib/python2.7/site- > > packages/rtslib_fb/utils.py\", line 79, in fwrite\n > > file_fd.write(str(string))\nIOError: [Errno 2] No such file or > > directory\n", > > "module_stdout": "", > > "msg": "MODULE FAILURE", > > "rc": 1 > > } > > > > > Have you tried > > > using the stock v4.16 kernel (no need to use the one on shaman)? > > I have also used the v4.17.2-1.el7.elrepo.x86_64 elrepo kernel, > having > > the same result. > > > > Regards > > Bernhard > > > > > > On Thu, Jun 28, 2018 at 11:29 AM Bernhard Dick <bernh...@bdick.de > > <mailto:bernh...@bdick.de> > > > <mailto:bernh...@bdick.de <mailto:bernh...@bdick.de>>> wrote: > > > > > > Hi Jason, > > > > > > Am 28.06.2018 um 14:33 schrieb Jason Dillaman: > > > > You should have "/var/log/ansible-module-igw_config.log" > > on the > > > target > > > > machine that hopefully includes more information about why > the > > > RBD image > > > > is missing from the TCM backend. > > > I have the logfile, however there everything seems fine. The > last > > > lines are: > > > 2018-06-28 17:25:36,876 igw_lun.py DEBUG : Check the rbd > > image size > > > matches the request > > > 2018-06-28 17:25:36,904 igw_lun.py DEBUG : rbd image > > rbd.iscsi2342 > > > size matches the configuration file request > > > 2018-06-28 17:25:36,904 igw_lun.py DEBUG : Begin > > processing LIO > > > mapping > > > 2018-06-28 17:25:36,905 igw_lun.py INFO : > > (LUN.add_dev_to_lio) > > > Adding image 'rbd.iscsi2342' to LIO > > > 2018-06-28 17:25:36,905 igw_lun.py DEBUG : > > > control="max_data_area_mb=8" > > > > > > Regards > > > Bernhard > > > > > > > In the past, I've seen issues w/ image > > > > features and image size mismatch causing the process to > abort > > > > > > > > On Thu, Jun 28, 2018 at 5:57 AM Bernhard Dick > > <bernh...@bdick.de <mailto:bernh...@bdick.de> > > > <mailto:bernh...@bdick.de <mailto:bernh...@bdick.de>> > > > > <mailto:bernh...@bdick.de <mailto:bernh...@bdick.de> > > <mailto:bernh...@bdick.de <mailto:bernh...@bdick.de>>>> wrote: > > > > > > > > Hi, > > > > > > > > I'm trying to setup iSCSI using ceph-ansible > (stable-3.1) > > > branch with > > > > one iscsi gateway. The Host is a CentOS 7 host and I > > use the > > > packages > > > > from the Centos Storage SIG for luminous. Additionally > > I have > > > installed: > > > > ceph-iscsi-cli Version 2.7 Release 13.gb9e48a7.el7 > > > > ceph-iscsi-config Version 2.6 Release 15.ge016c6f.el7 > > > > from the iscsi project at shaman.ceph.com > > <http://shaman.ceph.com> > > > <http://shaman.ceph.com> <http://shaman.ceph.com>. > > > > The python-rtslib version on the host is 2.1.fb67 > Release > > > 10.g7713d1e > > > > also from shaman. The running kernel version is > > > > 4.15.0-ceph-g1c778f43da52. > > > > The ansible process stops at TASK [ceph-iscsi-gw : > > igw_lun | > > > configure > > > > luns (create/map rbds and add to lio)] complaining > > about file > > > not found > > > > while caused by the self._enable function in tcm.py. > > That is > > > due to the > > > > directory /sys/kernel/config/target/core/user_0/ is > > > completely missing > > > > at this step. > > > > Do you have any ideas how to fix or debug this further? > > > > > > > > Regards > > > > Bernhard > > > > _______________________________________________ > > > > ceph-users mailing list > > > > ceph-users@lists.ceph.com > > <mailto:ceph-users@lists.ceph.com> <mailto:ceph-users@lists.ceph.com > > <mailto:ceph-users@lists.ceph.com>> > > > <mailto:ceph-users@lists.ceph.com > > <mailto:ceph-users@lists.ceph.com> <mailto:ceph-users@lists.ceph.com > > <mailto:ceph-users@lists.ceph.com>>> > > > > http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com > > > > > > > > > > > > > > > > -- > > > > Jason > > > > > > > > > > > > > > -- > > Jason > > -- Jason
_______________________________________________ ceph-users mailing list ceph-users@lists.ceph.com http://lists.ceph.com/listinfo.cgi/ceph-users-ceph.com
