[one-users] Host hooks aren't triggered
Zaina AFOULKI
zaina.afoulki at ensi-bourges.fr
Mon Apr 4 23:19:01 PDT 2011
Hi Tino,
Yes, I'm attaching the ruby file...
Thanks,
Zaina
On Mon, 4 Apr 2011 15:06:02 +0200, Tino Vazquez wrote:
> Hi Zaina,
>
> Is that after the "vms.info" line?
>
> Regards,
>
> -Tino
>
> --
> Constantino Vázquez Blanco | dsa-research.org/tinova
> Virtualization Technology Engineer / Researcher
> OpenNebula Toolkit | opennebula.org
>
>
>
> On Sat, Apr 2, 2011 at 12:22 PM, Zaina AFOULKI
> <zaina.afoulki at ensi-bourges.fr> wrote:
>> Hi Tino,
>>
>> I changed as you advised and it prints:
>> <VM_POOL/>
>>
>>
>> On Fri, 1 Apr 2011 18:06:57 +0200, Tino Vazquez wrote:
>>>
>>> Hi,
>>>
>>> Everything seems alright, except for the xpath expression returned
>>> nil
>>> object. So please let's try debugging the vms fetched:
>>>
>>> ---
>>> class OpenNebula::VirtualMachinePool
>>> attr_reader :xml
>>> end
>>>
>>> my_file.puts vms.xml
>>> ---
>>>
>>> Regards,
>>>
>>> -Tino
>>>
>>> --
>>> Constantino Vázquez Blanco | dsa-research.org/tinova
>>> Virtualization Technology Engineer / Researcher
>>> OpenNebula Toolkit | opennebula.org
>>>
>>>
>>>
>>> On Fri, Apr 1, 2011 at 5:47 PM, Zaina AFOULKI
>>> <zaina.afoulki at ensi-bourges.fr> wrote:
>>>>
>>>> Hi Tino,
>>>>
>>>> I added the lines as you asked and I get this in the
>>>> /tmp/remove_me.txt
>>>> OpenNebula host NilClass
>>>> NilClass
>>>>
>>>> $ onehost list -x
>>>> <HOST_POOL>
>>>> <HOST>
>>>> <ID>29</ID>
>>>> <NAME>node1</NAME>
>>>> <STATE>2</STATE>
>>>> <IM_MAD>im_kvm</IM_MAD>
>>>> <VM_MAD>vmm_kvm</VM_MAD>
>>>> <TM_MAD>tm_nfs</TM_MAD>
>>>> <LAST_MON_TIME>1301672703</LAST_MON_TIME>
>>>> <CLUSTER>default</CLUSTER>
>>>> <TEMPLATE>
>>>> <ARCH><![CDATA[x86_64]]></ARCH>
>>>> <CPUSPEED><![CDATA[1998]]></CPUSPEED>
>>>> <FREECPU><![CDATA[90.6]]></FREECPU>
>>>> <FREEMEMORY><![CDATA[770956]]></FREEMEMORY>
>>>> <HOSTNAME><![CDATA[node1]]></HOSTNAME>
>>>> <HYPERVISOR><![CDATA[kvm]]></HYPERVISOR>
>>>> <MODELNAME><![CDATA[Intel(R) Core(TM)2 Duo CPU E6550 @
>>>> 2.33GHz]]></MODELNAME>
>>>> <NETRX><![CDATA[0]]></NETRX>
>>>> <NETTX><![CDATA[0]]></NETTX>
>>>> <TOTALCPU><![CDATA[200]]></TOTALCPU>
>>>> <TOTALMEMORY><![CDATA[2056676]]></TOTALMEMORY>
>>>> <USEDCPU><![CDATA[109.4]]></USEDCPU>
>>>> <USEDMEMORY><![CDATA[1285720]]></USEDMEMORY>
>>>> </TEMPLATE>
>>>> <HOST_SHARE>
>>>> <HID>29</HID>
>>>> <DISK_USAGE>0</DISK_USAGE>
>>>> <MEM_USAGE>262144</MEM_USAGE>
>>>> <CPU_USAGE>10</CPU_USAGE>
>>>> <MAX_DISK>0</MAX_DISK>
>>>> <MAX_MEM>2056676</MAX_MEM>
>>>> <MAX_CPU>200</MAX_CPU>
>>>> <FREE_DISK>0</FREE_DISK>
>>>> <FREE_MEM>770956</FREE_MEM>
>>>> <FREE_CPU>90</FREE_CPU>
>>>> <USED_DISK>0</USED_DISK>
>>>> <USED_MEM>1285720</USED_MEM>
>>>> <USED_CPU>109</USED_CPU>
>>>> <RUNNING_VMS>1</RUNNING_VMS>
>>>> </HOST_SHARE>
>>>> </HOST>
>>>> <HOST>
>>>> <ID>31</ID>
>>>> <NAME>node2</NAME>
>>>> <STATE>4</STATE>
>>>> <IM_MAD>im_kvm</IM_MAD>
>>>> <VM_MAD>vmm_kvm</VM_MAD>
>>>> <TM_MAD>tm_nfs</TM_MAD>
>>>> <LAST_MON_TIME>1301672409</LAST_MON_TIME>
>>>> <CLUSTER>default</CLUSTER>
>>>> <TEMPLATE>
>>>> <ARCH><![CDATA[x86_64]]></ARCH>
>>>> <CPUSPEED><![CDATA[1998]]></CPUSPEED>
>>>> <FREECPU><![CDATA[200.0]]></FREECPU>
>>>> <FREEMEMORY><![CDATA[1800824]]></FREEMEMORY>
>>>> <HOSTNAME><![CDATA[node2]]></HOSTNAME>
>>>> <HYPERVISOR><![CDATA[kvm]]></HYPERVISOR>
>>>> <MODELNAME><![CDATA[Intel(R) Core(TM)2 Duo CPU E6550 @
>>>> 2.33GHz]]></MODELNAME>
>>>> <NETRX><![CDATA[0]]></NETRX>
>>>> <NETTX><![CDATA[0]]></NETTX>
>>>> <TOTALCPU><![CDATA[200]]></TOTALCPU>
>>>> <TOTALMEMORY><![CDATA[2056676]]></TOTALMEMORY>
>>>> <USEDCPU><![CDATA[0.0]]></USEDCPU>
>>>> <USEDMEMORY><![CDATA[255852]]></USEDMEMORY>
>>>> </TEMPLATE>
>>>> <HOST_SHARE>
>>>> <HID>31</HID>
>>>> <DISK_USAGE>0</DISK_USAGE>
>>>> <MEM_USAGE>0</MEM_USAGE>
>>>> <CPU_USAGE>0</CPU_USAGE>
>>>> <MAX_DISK>0</MAX_DISK>
>>>> <MAX_MEM>2056676</MAX_MEM>
>>>> <MAX_CPU>200</MAX_CPU>
>>>> <FREE_DISK>0</FREE_DISK>
>>>> <FREE_MEM>1800824</FREE_MEM>
>>>> <FREE_CPU>200</FREE_CPU>
>>>> <USED_DISK>0</USED_DISK>
>>>> <USED_MEM>255852</USED_MEM>
>>>> <USED_CPU>0</USED_CPU>
>>>> <RUNNING_VMS>0</RUNNING_VMS>
>>>> </HOST_SHARE>
>>>> </HOST>
>>>> </HOST_POOL>
>>>>
>>>>
>>>>
>>>> $ onevm list -x
>>>>
>>>>
>>>> <VM_POOL>
>>>> <VM>
>>>> <ID>3056</ID>
>>>> <UID>2</UID>
>>>> <USERNAME>sfr</USERNAME>
>>>> <NAME>sfr-ar</NAME>
>>>> <LAST_POLL>1301672685</LAST_POLL>
>>>> <STATE>3</STATE>
>>>> <LCM_STATE>3</LCM_STATE>
>>>> <STIME>1301672613</STIME>
>>>> <ETIME>0</ETIME>
>>>> <DEPLOY_ID>one-3056</DEPLOY_ID>
>>>> <MEMORY>0</MEMORY>
>>>> <CPU>0</CPU>
>>>> <NET_TX>0</NET_TX>
>>>> <NET_RX>0</NET_RX>
>>>> <LAST_SEQ>0</LAST_SEQ>
>>>> <TEMPLATE>
>>>> <CPU><![CDATA[0.1]]></CPU>
>>>> <DISK>
>>>> <DISK_ID><![CDATA[0]]></DISK_ID>
>>>> <SOURCE><![CDATA[/home/oneadmin/vmu.img]]></SOURCE>
>>>> <TARGET><![CDATA[sda]]></TARGET>
>>>> </DISK>
>>>> <FEATURES>
>>>> <ACPI><![CDATA[yes]]></ACPI>
>>>> </FEATURES>
>>>> <HAIZEA>
>>>> <DURATION><![CDATA[00:07:00]]></DURATION>
>>>> <PREEMPTIBLE><![CDATA[no]]></PREEMPTIBLE>
>>>> <START><![CDATA[+00:00:50]]></START>
>>>> </HAIZEA>
>>>> <MEMORY><![CDATA[256]]></MEMORY>
>>>> <NAME><![CDATA[sfr-ar]]></NAME>
>>>> <NIC>
>>>> <BRIDGE><![CDATA[br0]]></BRIDGE>
>>>> <IP><![CDATA[172.30.8.12]]></IP>
>>>> <MAC><![CDATA[02:00:ac:1e:08:0c]]></MAC>
>>>> <NETWORK><![CDATA[orange_public]]></NETWORK>
>>>> <NETWORK_ID><![CDATA[20]]></NETWORK_ID>
>>>> </NIC>
>>>> <OS>
>>>> <BOOT><![CDATA[hd]]></BOOT>
>>>> <ROOT><![CDATA[sda]]></ROOT>
>>>> </OS>
>>>> <RAW>
>>>> <DATA><![CDATA[<devices><serial type="pty"><source
>>>> path="/dev/pts/5"/><target port="0"/></serial><console type="pty"
>>>> tty="/dev/pts/5"><source path="/dev/pts/5"/><target
>>>> port="0"/></console><graphics type="vnc" port="5901"
>>>> autoport="yes"/></devices>]]></DATA>
>>>> <TYPE><![CDATA[kvm]]></TYPE>
>>>> </RAW>
>>>> <VMID><![CDATA[3056]]></VMID>
>>>> </TEMPLATE>
>>>> <HISTORY>
>>>> <SEQ>0</SEQ>
>>>> <HOSTNAME>node1</HOSTNAME>
>>>> <HID>29</HID>
>>>> <STIME>1301672663</STIME>
>>>> <ETIME>0</ETIME>
>>>> <PSTIME>1301672663</PSTIME>
>>>> <PETIME>1301672665</PETIME>
>>>> <RSTIME>1301672665</RSTIME>
>>>> <RETIME>0</RETIME>
>>>> <ESTIME>0</ESTIME>
>>>> <EETIME>0</EETIME>
>>>> <REASON>0</REASON>
>>>> </HISTORY>
>>>> </VM>
>>>> <VM>
>>>> <ID>3057</ID>
>>>> <UID>2</UID>
>>>> <USERNAME>sfr</USERNAME>
>>>> <NAME>sfr-ar</NAME>
>>>> <LAST_POLL>1301672685</LAST_POLL>
>>>> <STATE>3</STATE>
>>>> <LCM_STATE>3</LCM_STATE>
>>>> <STIME>1301672614</STIME>
>>>> <ETIME>0</ETIME>
>>>> <DEPLOY_ID>one-3057</DEPLOY_ID>
>>>> <MEMORY>0</MEMORY>
>>>> <CPU>0</CPU>
>>>> <NET_TX>0</NET_TX>
>>>> <NET_RX>0</NET_RX>
>>>> <LAST_SEQ>0</LAST_SEQ>
>>>> <TEMPLATE>
>>>> <CPU><![CDATA[0.1]]></CPU>
>>>> <DISK>
>>>> <DISK_ID><![CDATA[0]]></DISK_ID>
>>>> <SOURCE><![CDATA[/home/oneadmin/vmu.img]]></SOURCE>
>>>> <TARGET><![CDATA[sda]]></TARGET>
>>>> </DISK>
>>>> <FEATURES>
>>>> <ACPI><![CDATA[yes]]></ACPI>
>>>> </FEATURES>
>>>> <HAIZEA>
>>>> <DURATION><![CDATA[00:07:00]]></DURATION>
>>>> <PREEMPTIBLE><![CDATA[no]]></PREEMPTIBLE>
>>>> <START><![CDATA[+00:00:50]]></START>
>>>> </HAIZEA>
>>>> <MEMORY><![CDATA[256]]></MEMORY>
>>>> <NAME><![CDATA[sfr-ar]]></NAME>
>>>> <NIC>
>>>> <BRIDGE><![CDATA[br0]]></BRIDGE>
>>>> <IP><![CDATA[172.30.8.10]]></IP>
>>>> <MAC><![CDATA[02:00:ac:1e:08:0a]]></MAC>
>>>> <NETWORK><![CDATA[orange_public]]></NETWORK>
>>>> <NETWORK_ID><![CDATA[20]]></NETWORK_ID>
>>>> </NIC>
>>>> <OS>
>>>> <BOOT><![CDATA[hd]]></BOOT>
>>>> <ROOT><![CDATA[sda]]></ROOT>
>>>> </OS>
>>>> <RAW>
>>>> <DATA><![CDATA[<devices><serial type="pty"><source
>>>> path="/dev/pts/5"/><target port="0"/></serial><console type="pty"
>>>> tty="/dev/pts/5"><source path="/dev/pts/5"/><target
>>>> port="0"/></console><graphics type="vnc" port="5901"
>>>> autoport="yes"/></devices>]]></DATA>
>>>> <TYPE><![CDATA[kvm]]></TYPE>
>>>> </RAW>
>>>> <VMID><![CDATA[3057]]></VMID>
>>>> </TEMPLATE>
>>>> <HISTORY>
>>>> <SEQ>0</SEQ>
>>>> <HOSTNAME>node2</HOSTNAME>
>>>> <HID>31</HID>
>>>> <STIME>1301672664</STIME>
>>>> <ETIME>0</ETIME>
>>>> <PSTIME>1301672664</PSTIME>
>>>> <PETIME>1301672684</PETIME>
>>>> <RSTIME>1301672684</RSTIME>
>>>> <RETIME>0</RETIME>
>>>> <ESTIME>0</ESTIME>
>>>> <EETIME>0</EETIME>
>>>> <REASON>0</REASON>
>>>> </HISTORY>
>>>> </VM>
>>>> </VM_POOL>
>>>>
>>>>
>>>>
>>>> On Fri, 1 Apr 2011 17:31:44 +0200, Tino Vazquez wrote:
>>>>>
>>>>> Hi,
>>>>>
>>>>> Please try the following:
>>>>>
>>>>> my_file.puts "OpenNebula host #{vm_ids_array.class}"
>>>>> my_file.puts vm_ids_array.class
>>>>>
>>>>> Also, please send the output of
>>>>>
>>>>> $ onehost list -x
>>>>> $ onevm list -x
>>>>>
>>>>> Regards,
>>>>>
>>>>> -Tino
>>>>>
>>>>> --
>>>>> Constantino Vázquez Blanco | dsa-research.org/tinova
>>>>> Virtualization Technology Engineer / Researcher
>>>>> OpenNebula Toolkit | opennebula.org
>>>>>
>>>>>
>>>>>
>>>>> On Fri, Apr 1, 2011 at 5:23 PM, Zaina AFOULKI
>>>>> <zaina.afoulki at ensi-bourges.fr> wrote:
>>>>>>
>>>>>> Hi Tino,
>>>>>>
>>>>>> I added this to the ruby script (I'm new to Ruby, so I'm not
>>>>>> sure it's
>>>>>> correct):
>>>>>>
>>>>>> my_file.puts "OpenNebula host #{vm_ids_array.class}"
>>>>>> for item in 0...vm_ids_array.length
>>>>>> my_file.puts " #{vm_ids_array[item]}";
>>>>>> end
>>>>>>
>>>>>> $cat /tmp/remove_me.txt
>>>>>> OpenNebula host has failed 31
>>>>>> NilClass
>>>>>>
>>>>>> oned.log:
>>>>>>
>>>>>> Fri Apr 1 17:16:36 2011 [HKM][D]: Message received: LOG - 31
>>>>>> Command
>>>>>> execution fail: /home/oneadmin/one/share/hooks/host_error.rb 31
>>>>>> -r y
>>>>>> Fri Apr 1 17:16:36 2011 [HKM][D]: Message received: LOG - 31
>>>>>> STDERR
>>>>>> follows.
>>>>>> Fri Apr 1 17:16:36 2011 [HKM][D]: Message received: LOG - 31
>>>>>> /home/oneadmin/one/share/hooks/host_error.rb:81: undefined
>>>>>> method
>>>>>> `length'
>>>>>> for nil:NilClass (NoMethodError)
>>>>>>
>>>>>> Thanks for your help,
>>>>>>
>>>>>> --
>>>>>> Zaina
>>>>>>
>>>>>> On Fri, 1 Apr 2011 12:31:21 +0100, Tino Vazquez wrote:
>>>>>>>
>>>>>>> Hi Zaina,
>>>>>>>
>>>>>>> Could you please print out also the content of "vm_ids_array"?
>>>>>>> I am
>>>>>>> afraid the xpath expression may not be doing its job.
>>>>>>>
>>>>>>> Regards,
>>>>>>>
>>>>>>> -Tino
>>>>>>>
>>>>>>> --
>>>>>>> Constantino Vázquez Blanco, MSc
>>>>>>> OpenNebula Major Contributor
>>>>>>> www.OpenNebula.org | @tinova79
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> On Fri, Apr 1, 2011 at 8:57 AM, Zaina AFOULKI
>>>>>>> <zaina.afoulki at ensi-bourges.fr> wrote:
>>>>>>>>
>>>>>>>> Hi,
>>>>>>>>
>>>>>>>> I checked the ruby script that's called and it seems that the
>>>>>>>> array
>>>>>>>> containing the list of VMs is empty
>>>>>>>> vm_ids_array =
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>>
>>>>>>>> vms.retrieve_elements("/VM_POOL/VM[STATE=3]/HISTORY[HOSTNAME=\"#{host_name}\"]/../ID")
>>>>>>>>
>>>>>>>> I tried printing something to a tmp file to make sure that the
>>>>>>>> script
>>>>>>>> gets
>>>>>>>> the right host id.
>>>>>>>> my_file = File.new("/tmp/remove_me.txt", "w")
>>>>>>>> my_file.puts "OpenNebula host has failed #{ARGV[0]}"
>>>>>>>>
>>>>>>>> The hostname and host_id are correctly detected by the script.
>>>>>>>>
>>>>>>>> Thank you for any hints on how to fix this,
>>>>>>>>
>>>>>>>> --
>>>>>>>> Zaina
>>>>>>>>
>>>>>>>> On Thu, 31 Mar 2011 16:36:22 +0200, Zaina AFOULKI wrote:
>>>>>>>>>
>>>>>>>>> I just checked back the oned.log and it seems that the hook
>>>>>>>>> is
>>>>>>>>> executed
>>>>>>>>> [HKM][D]: Message received: EXECUTE SUCCESS 31 disable
>>>>>>>>>
>>>>>>>>> However the VMs aren't re-submitted as expected ?
>>>>>>>>>
>>>>>>>>> Thanks,
>>>>>>>>> --
>>>>>>>>> Zaina
>>>>>>>>>
>>>>>>>>> On Thu, 31 Mar 2011 16:20:27 +0200, Zaina AFOULKI wrote:
>>>>>>>>>>
>>>>>>>>>> Hi,
>>>>>>>>>>
>>>>>>>>>> I'm having some trouble getting the HOST_HOOKS to work:
>>>>>>>>>> I added this to the configuration file and restarted oned.
>>>>>>>>>>
>>>>>>>>>> HOST_HOOK = [
>>>>>>>>>> name = "disable",
>>>>>>>>>> on = "DISABLE",
>>>>>>>>>> command = "host_error.rb",
>>>>>>>>>> arguments = "$HID -r y",
>>>>>>>>>> remote = "no" ]
>>>>>>>>>>
>>>>>>>>>> However when I disable a host using "onehost disable" the
>>>>>>>>>> VMs
>>>>>>>>>> aren't
>>>>>>>>>> re-submitted.
>>>>>>>>>> The oned.log doesn't indicate that the hook has been
>>>>>>>>>> triggered.
>>>>>>>>>>
>>>>>>>>>> I'm using OpenNebula 2.2 and the script host_error.rb is
>>>>>>>>>> indeed
>>>>>>>>>> located in my $ONE_LOCATION/share/hooks/
>>>>>>>>>>
>>>>>>>>>> What am I doing wrong? Thanks
>>>>>>>>
>>>>>>>> _______________________________________________
>>>>>>>> Users mailing list
>>>>>>>> Users at lists.opennebula.org
>>>>>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>>>>>
>>>>>>
>>>>>> --
>>>>>> Zaina AFOULKI
>>>>>> Étudiante à l'Ecole Nationale Supérieure d'Ingénieurs de
>>>>>> Bourges.
>>>>>> 1ère année Sécurité et Technologies Informatiques
>>>>>> _______________________________________________
>>>>>> Users mailing list
>>>>>> Users at lists.opennebula.org
>>>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>>>
>>>>
>>>> --
>>>> Zaina AFOULKI
>>>> Étudiante à l'Ecole Nationale Supérieure d'Ingénieurs de Bourges.
>>>> 1ère année Sécurité et Technologies Informatiques
>>>> _______________________________________________
>>>> Users mailing list
>>>> Users at lists.opennebula.org
>>>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>>>
>>
>> --
>> Zaina
>> _______________________________________________
>> Users mailing list
>> Users at lists.opennebula.org
>> http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
>>
--
Zaina
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