[one-users] ubuntu-image from marketplace doesn't get an IP

Javier Fontan jfontan at opennebula.org
Wed Jan 30 02:30:34 PST 2013


Your VM configuration seems to be ok. Can you check that your machine
has a route to access 192.168.122.0/24 associated to virbr0?

Alternatively try to access the machine using VNC. Maybe there is a
problem with the machine and is unable to start.

On Tue, Jan 29, 2013 at 4:24 PM, Marco Jagodzinska
<jagodzinska at fh-aachen.de> wrote:
> (Sorry, I didn't answer to the group just to Javier...)
>
>
> Hey, thanks for your answer!
>
> I try to give all neeeded information (and hopefully not more ;))
>
> oneadmin at Arbeitsrechner:~/one-templates$ ifconfig virbr0
>
> virbr0    Link encap:Ethernet  Hardware Adresse fe:00:c0:a8:7a:06
>           inet Adresse:192.168.122.1  Bcast:192.168.122.255
> Maske:255.255.255.0
>           UP BROADCAST RUNNING MULTICAST  MTU:1500  Metrik:1
>           RX packets:92 errors:0 dropped:0 overruns:0 frame:0
>           TX packets:1116 errors:0 dropped:0 overruns:0 carrier:0
>           Kollisionen:0 Sendewarteschlangenlänge:0
>           RX-Bytes:10519 (10.5 KB)  TX-Bytes:115616 (115.6 KB)
>
>
>
>
> oneadmin at Arbeitsrechner:~/one-templates$ cat network/small_network.net
> NAME = "public"
> TYPE = FIXED
>
> BRIDGE = virbr0
> LEASES = [ IP="192.168.122.5"]
> LEASES = [ IP="192.168.122.6"]
> LEASES = [ IP="192.168.122.7"]
>
> NETWORK_ADDRESS=192.168.122.0
> NETWORK_MASK=255.255.255.0
> GATEWAY=192.168.122.1
> DNS="8.8.8.8 8.8.4.4"                        #(also tried: 192.168.122.1)
>
>
>
> oneadmin at Arbeitsrechner:~/one-templates$ cat ubuntu.one
> NAME = ubuntu
>
> CPU    = 0.7
> MEMORY = 1024
>
> DISK = [ IMAGE = "Ubuntu" ]
> NIC  = [ NETWORK = "public" ]
>
> FEATURES = [ acpi="no" ]
>
> CONTEXT=[
>   ETH0_IP = "$NIC[IP, NETWORK=\"public\"]",
>   ETH0_NETWORK = "$NETWORK[NETWORK_ADDRESS, NETWORK=\"public\"]",
>   ETH0_MASK = "$NETWORK[NETWORK_MASK, NETWORK=\"public\"]",
>   ETH0_GATEWAY = "$NETWORK[GATEWAY, NETWORK=\"public\"]",
>   ETH0_DNS = "$NETWORK[DNS, NETWORK=\"public\"]",
>   SSH_PUBLIC_KEY = "ssh-rsa
> AAAAB3NzaC1yc2EAAAADAQABAAABAQCo0VdfEFgPO6fzNYiKvH19jmF/6ARD0O41VyKal8fE0WpBL54SzwbnP5TjjIojDPF4BHKeAQ7P9DehUZHWsrOzpEe862AsDBjeJXK3MPO8pSztS11fUb84sxFoPlrvzX6VkiVD7D1CDVV8Jq4cudOe+DGAreQXV408mF9RAMT7G4jkawd99YF4a5NmvnCxqSp+Fi6GBW/g36w0p6JKYzSKnqzGQZ8phrE6FL63lfO/OnlDgD/xntJ+bVx4MUI/MJS0OKoDvMsjfirYtOLNeuaH6SFDHlK/EJE2jocLrzB+BhalFgfsCm3oCuIyzi+AHRy9F3dNME+4K96PyJsCPZ/T
> oneadmin at Arbeitsrechner"
> ]
>
>
> oneadmin at Arbeitsrechner:~/one-templates$ onevm list
>     ID USER     GROUP    NAME            STAT UCPU    UMEM HOST
> TIME
>     41 oneadmin oneadmin ttylinux        runn    5     64M localhost    0d
> 05h21
>     42 oneadmin oneadmin ubuntu          runn    0   1024M localhost    0d
> 02h07
>
>
> oneadmin at Arbeitsrechner:~/one-templates$ onevm show 42 | grep IP
>   ETH0_IP="192.168.122.7",
>   IP="192.168.122.7",
>
> oneadmin at Arbeitsrechner:~/one-templates$ ssh root at 192.168.122.7
> ssh: connect to host 192.168.122.7 port 22: No route to host
>
>
> Cheers,
> Marco
>
> Am 29.01.2013 15:25, schrieb Javier Fontan:
>
> I've just tested the ubuntu image and gets the IP selected by
> OpenNebula. It also configures the root authorized_keys wth
> SSH_PUBLIC_KEY parameter in context. Can you send us the template used
> to create the VM?
>
> On Mon, Jan 21, 2013 at 6:16 PM, Marco Jagodzinska
> <jagodzinska at fh-aachen.de> wrote:
>
> In Addition: The whole system is just on one computer so there is no need
> for contacting other computers. And also no need for bridging?
>
>
> Am 21.01.2013 12:23, schrieb Marco Jagodzinska:
>
> Thank you!
>
> I will try it, but why is ttylinux working when virbr0 isn't associated
> with any physical interface?
>
>
> Am 21.01.2013 12:10, schrieb Javier Fontan:
>
> virbr0 is a bridge automatically created by libvirt and is not
> associated to any physical interface (vnet0 is not a physical
> interface). You should create a new bridge or associate a physical
> interface to virbr0. I think it is better to create a new one. If you
> are using ubuntu you can find more information in these two guides:
>
>
> https://help.ubuntu.com/10.04/serverguide/network-configuration.html#bridging
>
> http://cloudblab.files.wordpress.com/2012/05/opennebula-3-4-1-in-ubuntu-12-04-precises-single-machine-installation-for-learning-and-testing-purpose1.pdf
>
> On Mon, Jan 21, 2013 at 10:01 AM, Marco Jagodzinska
> <jagodzinska at fh-aachen.de> wrote:
>
> Thanks for your answer!
>
> oneadmin at Arbeitsrechner:~/one-templates$ brctl show
> bridge name    bridge id        STP enabled    interfaces
> virbr0        8000.fe00c0a87a05    yes        vnet0
>
> Cheers,
> Marco
>
>
> Am 18.01.2013 14:43, schrieb Javier Fontan:
>
> Can you check that virbr0 bridge is associated to a physical
> interface? You can use "brctl show" to get that info.
>
> On Thu, Jan 17, 2013 at 2:42 PM, Marco Jagodzinska
> <jagodzinska at fh-aachen.de> wrote:
>
> Hello,
>
> I'm trying to get the ubuntu image from the marketplace running, but
> the
> VM
> doesn't seem to get an IP.
> (I don't get another IP in this net even if I scan with nmap.)
>
> This is my virtual net:
>
> oneadmin at Arbeitsrechner:~/one-templates$ ifconfig virbr0
> virbr0    Link encap:Ethernet  Hardware Adresse 00:00:00:00:00:00
>             inet Adresse:192.168.122.1 Bcast:192.168.122.255
> Maske:255.255.255.0
>             UP BROADCAST MULTICAST  MTU:1500  Metrik:1
>             RX packets:0 errors:0 dropped:0 overruns:0 frame:0
>             TX packets:2726 errors:0 dropped:0 overruns:0 carrier:0
>             Kollisionen:0 Sendewarteschlangenlänge:0
>             RX-Bytes:0 (0.0 B)  TX-Bytes:191341 (191.3 KB)
>
> This is the template for "onevnet create small_network.net":
>
> oneadmin at Arbeitsrechner:~/one-templates$ cat network/small_network.net
> NAME = "public"
> TYPE = FIXED
>
> BRIDGE = virbr0
> LEASES = [ IP="192.168.122.5"]
> LEASES = [ IP="192.168.122.6"]
> LEASES = [ IP="192.168.122.7"]
>
> NETWORK_ADDRESS=192.168.122.0
> NETWORK_MASK=255.255.255.0
> GATEWAY=192.168.122.1
> DNS=192.168.122.1
>
>
> And finally this is the template for "onevm create ubuntu.one"
>
> oneadmin at Arbeitsrechner:~/one-templates$ cat ubuntu.one
> NAME = ubuntu
>
> CPU    = 0.7
> MEMORY = 1024
>
> DISK = [ IMAGE = "ubuntu" ]
> NIC  = [ NETWORK = "public" ]
>
> FEATURES = [ acpi="no" ]
>
> CONTEXT=[
>     ETH0_IP = "$NIC[IP, NETWORK=\"public\"]",
>     ETH0_NETWORK = "$NETWORK[NETWORK_ADDRESS, NETWORK=\"public\"]",
>     ETH0_MASK = "$NETWORK[NETWORK_MASK, NETWORK=\"public\"]",
>     ETH0_GATEWAY = "$NETWORK[GATEWAY, NETWORK=\"public\"]",
>     ETH0_DNS = "$NETWORK[DNS, NETWORK=\"public\"]",
>     SSH_PUBLIC_KEY = "ssh-rsa
>
>
> AAAAB3NzaC1yc2EAAAADAQABAAABAQCo0VdfEFgPO6fzNYiKvH19jmF/6ARD0O41VyKal8fE0WpBL54SzwbnP5TjjIojDPF4BHKeAQ7P9DehUZHWsrOzpEe862AsDBjeJXK3MPO8pSztS11fUb84sxFoPlrvzX6VkiVD7D1CDVV8Jq4cudOe+DGAreQXV408mF9RAMT7G4jkawd99YF4a5NmvnCxqSp+Fi6GBW/g36w0p6JKYzSKnqzGQZ8phrE6FL63lfO/OnlDgD/xntJ+bVx4MUI/MJS0OKoDvMsjfirYtOLNeuaH6SFDHlK/EJE2jocLrzB+BhalFgfsCm3oCuIyzi+AHRy9F3dNME+4K96PyJsCPZ/T
> oneadmin at Arbeitsrechner"
> ]
>
> (infos are from here
>
>
> http://opennebula.org/documentation:rel3.8:context_overview#preparing_the_template
> )
>
> (The image is registered:
> oneadmin at Arbeitsrechner:/var/log/one$ oneimage list
>     ID USER       GROUP      NAME            DATASTORE SIZE TYPE PER
> STAT
> RVMS
>      3 oneadmin   oneadmin   ubuntu default        11G OS    No
> used
> 1
> )
>
> Onebody knows what I'm doing wrong?
>
> Cheers,
> Marco
>
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>
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>
>
>



-- 
Javier Fontán Muiños
Project Engineer
OpenNebula - The Open Source Toolkit for Data Center Virtualization
www.OpenNebula.org | jfontan at opennebula.org | @OpenNebula



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