[one-users] Possible bug in /var/lib/one/lib/sh/scripts_common.sh , while having Ubuntu 12.4 as iSCSI target

[Carlos Martín Sánchez]

Hi,

This is a known issue [1, 2], but thanks for the great feedback!

Cheers

[1] http://opennebula.org/documentation:rel3.6:known_issues
[2] http://dev.opennebula.org/issues/1351
--
Carlos Martín, MSc
Project Engineer
OpenNebula - The Open-source Solution for Data Center Virtualization
www.OpenNebula.org | cmartin at opennebula.org |
@OpenNebula<http://twitter.com/opennebula><cmartin at opennebula.org>



On Tue, Jul 24, 2012 at 5:19 PM, cloud.b.lab <cloud.b.lab at zoho.com> wrote:

> **
> Hi,
>
> With reference to:
>
> File name :  */var/lib/one/lib/sh/scripts_common.sh*
> Function  :   f*unction tgt_admin_dump_config*
> Line #     : *echo "$TGTADMIN --dump |sudo tee $FILE_PATH >/dev/null" *
>
> Snippet from the code:
>                                     function tgt_admin_dump_config {
>                                     FILE_PATH="$1"
>                                     echo "$TGTADMIN --dump |sudo tee
> $FILE_PATH >/dev/null"
>                                      }
> *Scenario:
> 1. OpenNebula front-end *      *: *      *CentOS 6.3 server
> 2. OpenNebula node    *          *: *      *Centos 6.3 Server
> 3. iSCSI Target in           *         *:*      * Ubuntu 12.04 server
> [192.168.1.7]
> 4. iSCSI  Initiator in*               :     * OpenNebula Front end
> (CentOS 6.3 Server)
> **
> 5. Create a iSCSI datastore in front end with following definition
> *
>
> NAME = production
> BASE_IQN="iqn.2012-02.org.opennebula"
> DISK_TYPE="block"
> DS_MAD="iscsi"
> HOST="192.168.1.7"
> TM_MAD="iscsi"
> VG_NAME="vg-one"
> *
>  *  ID NAME                      CLUSTER         IMAGES TYPE   TM
>    0 system                     -                    0         -
> shared
>    1 default                     -                    1         fs
> shared
>  101 production               -                    2         iscsi    iscsi
>
> *6. Creates a new Image (ttylinux.img) with the below template contents
> in to the iSCSI datastore*
>
> NAME = ttylinuxiscsi-3
> PATH = "/var/lib/images/ttylinux.img"
> TYPE = OS
>
>
> *Problem definition:*
> While copying the image to the iSCSI target, error  "*>/dev/null" failed:
> sh: 12: Syntax error: Bad fd number" *is reported.*
> *
> *Extract from oned.log:*
> Tue Jul 24 02:51:24 2012 [ImM][I]: sudo tgtadm --lld iscsi --op new --mode
> logicalunit --tid $TID  --lun 1 --backing-store /dev/vg-one/lv-one-13
> Tue Jul 24 02:51:24 2012 [ImG][D]: Message received: LOG I 13 sudo
> tgt-admin --dump |sudo tee /etc/tgt/targets.conf >&* /dev/null" failed:
> sh: 12: Syntax error: Bad fd number*
>
> Tue Jul 24 02:51:24 2012 [ImM][I]: sudo tgt-admin --dump |sudo tee
> /etc/tgt/targets.conf >& /*dev/null" failed: sh: 12: Syntax error: Bad fd
> number*
> Tue Jul 24 02:51:24 2012 [ImG][D]: Message received: LOG E 13 Error
> registering 192.168.1.7:/dev/vg-one/lv-one-13
>
> Tue Jul 24 02:51:24 2012 [ImM][E]: Error registering 192.168.1.7:
> /dev/vg-one/lv-one-13
> Tue Jul 24 02:51:24 2012 [ImG][D]: Message received: LOG I 13 ExitCode: 2
>
> Tue Jul 24 02:51:24 2012 [ImM][I]: ExitCode: 2
> Tue Jul 24 02:51:24 2012 [ImG][D]: Message received: CP FAILURE 13 Error
> registering 192.168.1.7:/dev/vg-one/lv-one-13
>
> Reason : It happens Ubuntu 12.04 , because , Ubuntu has *dash (/bin/sh)*and not
> *bash. *
>
>
> If I change  "*>& /dev/null" to   *"*>/dev/null 2>&1*"" , the image
> copies smoothly to the iSCSI target with no FD number error.
>
> *Corrected version*:
>
> function tgt_admin_dump_config {
>     FILE_PATH="$1"
>     echo "$TGTADMIN --dump |sudo tee $FILE_PATH >/dev/null 2>&1"
> }
>
> Tue Jul 24 02:55:22 2012 [ImG][D]: Message received: STAT SUCCESS 2 40
>
> Tue Jul 24 02:55:22 2012 [ImM][I]: Copying /var/lib/images/ttylinux.img to
> repository for image 14
> Tue Jul 24 02:55:26 2012 [ImG][D]: Message received: LOG I 14 cp: Copying
> local image /var/lib/images/ttylinux.img to the image repository
>
> Tue Jul 24 02:55:26 2012 [ImM][I]: cp: Copying local image
> /var/lib/images/ttylinux.img to the image repository
> Tue Jul 24 02:55:26 2012 [ImG][D]: Message received: LOG I 14 ExitCode: 0
>
> Tue Jul 24 02:55:26 2012 [ImM][I]: ExitCode: 0
> Tue Jul 24 02:55:26 2012 [ImG][D]: Message received: CP SUCCESS 14
> iqn.2012-02.org.opennebula:192.168.1.7.vg-one.lv-one-14
>
>
>
> Regards,
> Anil.
> cloud-b-lab
>
> _______________________________________________
> Users mailing list
> Users at lists.opennebula.org
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>
>
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