[Users] OpenVZ and Gentoo (partly solved)

Kirill Korotaev dev at sw.ru
Thu Jan 5 09:25:36 EST 2006


> The network issue is partly solved: I do not use the gentoo net.lo script for 
> net.venet0 anymore, instead I setup the interfaces venet0 and venet0:0 with 
> the attached workaround-script.
> 
> But, how do I bind-mount directories from to host to the VPS, e.g. to 
> use /usr/portage in the VPD too. If I try to (on host)
> 
> gs ~ # mount /usr/portage /vz/private/2001/usr/portage/ -o bind,ro    
try /vz/root/2001/usr/portage after VPS is mounted.

> I get
> 
> ovz01 usr # ls
> bin  i386-pc-linux-gnu  include  lib  libexec  local  portage  sbin  share  
> src  tmp
> ovz01 usr # ls portage
> ovz01 usr #   
> 
> on the VPS ovz01. Whats wrong?
> 
> - Wilhelm
> 
> Am Mittwoch, 4. Januar 2006 17:28 schrieb Wilhelm Meier:
> 
>>Am Mittwoch, 4. Januar 2006 09:51 schrieb Kirill Korotaev:
>>
>>>so you run Gentoo inside VPS yeah?
>>
>>Well, I try to ...
>>
>>
>>>the problem seems to be in your initscripts, which didn't mount /proc on
>>>VPS start and didn't create /dev/ptyX entries for terminal devices.
>>>Looks like the only process in your VPS is init, strange...
>>
>>I created the needed /dev/ttyp0 and /dev/ttyp0 by hand
>>in /vz/private/<id>/dev/ and mount also /proc by hand. Then it is possible
>>to enter the gentoo-VPS:
>>
>>gs ~ # vzctl enter 2001
>>entered into VPS 2001
>>ovz01 / # ps aux
>>USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME COMMAND
>>root         1  0.0  0.1   1368   480 ?        Ss   17:06   0:00 ini
>>root     14644  0.0  0.3   1740   780 ?        Ss   17:14   0:00 vzctl:
>>ttyp0 root     15669  0.5  0.5   2244  1288 ttyp0    Ss   17:14   0:00 bash
>>-i root     15671  0.0  0.3   2376   836 ttyp0    R+   17:14   0:00 ps aux
>>ovz01 / #
>>
>>I also copied /etc/init.d/net.lo to the VPS and some additional scripts,
>>which are apparently missing.
>>But in the gentoo-VPS I get still:
>>
>>ovz01 / # /etc/init.d/net.venet0 start
>> * Starting
>> *       no interface module has been loaded
>>ovz01 / #
>>ovz01 / # /sbin/ifconfig -a
>>lo        Link encap:Local Loopback
>>          LOOPBACK  MTU:16436  Metric:1
>>          RX packets:38 errors:0 dropped:0 overruns:0 frame:0
>>          TX packets:38 errors:0 dropped:0 overruns:0 carrier:0
>>          collisions:0 txqueuelen:0
>>          RX bytes:2660 (2.5 Kb)  TX bytes:2660 (2.5 Kb)
>>
>>venet0    Link encap:UNSPEC  HWaddr
>>00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
>>          BROADCAST POINTOPOINT NOARP  MTU:1500  Metric:1
>>          RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>>          TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
>>          collisions:0 txqueuelen:0
>>          RX bytes:0 (0.0 b)  TX bytes:0 (0.0 b)
>>
>>ovz01 / #
>>
>>If I try that with a debian-guest on the gentoo-host, I get:
>>
>>gs ~ # vzctl enter 2002
>>entered into VPS 2002
>>root at ovz02:/# ifconfig -a
>>lo        Link encap:Local Loopback
>>          LOOPBACK  MTU:16436  Metric:1
>>          RX packets:38 errors:0 dropped:0 overruns:0 frame:0
>>          TX packets:38 errors:0 dropped:0 overruns:0 carrier:0
>>          collisions:0 txqueuelen:0
>>          RX bytes:2660 (2.5 KiB)  TX bytes:2660 (2.5 KiB)
>>
>>venet0    Link encap:UNSPEC  HWaddr
>>00-00-00-00-00-00-00-00-00-00-00-00-00-00-00-00
>>          inet addr:127.0.0.1  P-t-P:127.0.0.1  Bcast:0.0.0.0
>>Mask:255.255.255.255
>>          UP BROADCAST POINTOPOINT RUNNING NOARP  MTU:1500  Metric:1
>>          RX packets:3 errors:0 dropped:0 overruns:0 frame:0
>>          TX packets:3 errors:0 dropped:0 overruns:0 carrier:0
>>          collisions:0 txqueuelen:0
>>          RX bytes:252 (252.0 b)  TX bytes:252 (252.0 b)
>>
>>venet0:0  Link encap:UNSPEC  HWaddr
>>00-00-FF-FF-FF-FF-00-00-00-00-00-00-00-00-00-00
>>          inet addr:192.168.39.22  P-t-P:192.168.39.22  Bcast:0.0.0.0
>>Mask:255.255.255.255
>>          UP BROADCAST POINTOPOINT RUNNING NOARP  MTU:1500  Metric:1
>>
>>root at ovz02:/#
>>
>>So the interface venet0:0 is missing in the gentoo-guest.
>>
>>
>>>kir@ who is in charge of Gentoo will be available after Jan 7 only, but
>>>I can check what's wrong with your VPS if you provide me the credentials
>>>in private email.
>>>
>>>Kirill
>>>
>>>
>>>>Hi,
>>>>
>>>>I want to use OpenVZ with Gentoo. I did the install of OpenVZ as
>>>>described in
>>>>
>>>>http://dev.croup.de/proj/gentoo-vps/wiki
>>>>
>>>>When I try to enter, I get:
>>>>
>>>>gs ~ # vzctl start 2001
>>>>Starting VPS ...
>>>>VPS is mounted
>>>>Setting CPU units: 1000
>>>>VPS start in progress...
>>>>gs ~ # vzctl status 2001
>>>>VPSID 2001 exist mounted running
>>>>gs ~ # vzctl enter 2001
>>>>Unable to open pty: No such file or directory
>>>>enter failed
>>>>gs ~ #
>>>>
>>>>and
>>>>
>>>>gs ~ # vzctl exec 2001 ps aux
>>>>Error, do this: mount -t proc proc /proc
>>>>gs ~ # vzctl exec 2001 mount -t proc none /proc
>>>>gs ~ # vzctl exec 2001 ps aux
>>>>USER       PID %CPU %MEM    VSZ   RSS TTY      STAT START   TIME
>>>>COMMAND root         1  0.0  0.1   1368   480 ?        Ss   00:30  
>>>>0:00 ini root     22894  0.0  0.3   2372   832 ?        Rs   00:31  
>>>>0:00 ps aux gs ~ #
>>>>
>>>>Any hints?
>>>>--
>>>>Wilhelm Meier
>>>>email: meier at informatik.fh-kl.de
>>>>_______________________________________________
>>>>Users mailing list
>>>>Users at openvz.org
>>>>https://openvz.org/mailman/listinfo/users
> 
> 




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