# cd /etc/yum.repos.d/
# curl -O https://nazar.karan.org/results/opennebula/_opennebula.repo
# yum install opennebula-server opennebula-sunstone opennebula-node-kvm
Just run this command and let me handle the rest for you...
$ curl -L http://bit.ly/loadays-opennebula | bash -s
This script will:
- make sunstone listen in 0.0.0.0
- disable the firewall
- disable SELinux
- download QEMU drivers
- start required services
# service opennebula start
# service opennebula-sunstone start
Login as oneadmin
# su - oneadmin
OpenNebula commands?
$ one[TAB]
$ oneuser list
Get user/password
$ cat ~/.one/one_auth
Get IP (EC2 users)
$ curl ifconfig.me
Login into sunstone: http://{ip}:9869
Add the host key
$ ssh-keyscan `hostname` >> .ssh/known_hosts
Register the host
$ onehost create `hostname` -i kvm -v kvm -n dummy
ID: 0
$ onehost list
ID NAME CLUSTER RVM ALLOCATED_CPU ALLOCATED_MEM STAT
0 ip-10-33-137-22 - 0 - - on
$ onehost show 0
HOST 0 INFORMATION
ID : 0
NAME : ip-10-33-137-224
CLUSTER : -
STATE : MONITORED
IM_MAD : kvm
VM_MAD : kvm
VN_MAD : dummy
LAST MONITORING TIME : 04/04 22:33:58
HOST SHARES
TOTAL MEM : 1.6G
USED MEM (REAL) : 198.2M
USED MEM (ALLOCATED) : 0K
TOTAL CPU : 100
USED CPU (REAL) : 1
USED CPU (ALLOCATED) : 0
RUNNING VMS : 0
MONITORING INFORMATION
ARCH="x86_64"
CPUSPEED="2000"
FREECPU="98.7"
FREEMEMORY="1492428"
HOSTNAME="ip-10-33-137-224"
HYPERVISOR="kvm"
MODELNAME="Intel(R) Xeon(R) CPU E5645 @ 2.40GHz"
NETRX="0"
NETTX="0"
TOTALCPU="100"
TOTALMEMORY="1695376"
USEDCPU="1.3"
USEDMEMORY="202948"
VIRTUAL MACHINES
ID USER GROUP NAME STAT UCPU UMEM HOST TIME
List available Datastores
$ onedatastore list
Show the default Datastore
$ onedatastore show 0
$ onedatastore show 0 -x
Change the configuration
$ onedatastore update default
SAFE_DIRS="/"
Register a new image from the marketplace
$ onemarket list|grep ttylinux|grep kvm
4fc76a938fb81d3517000003 ttylinux - kvm OpenNebula.org
$ onemarket show 4fc76a938fb81d3517000003|grep href
"href": "http://marketplace.c12g.com/appliance/4fc76a938fb81d3517000003/download"
$ oneimage create --name ttylinux --path http://marketplace.c12g.com/appliance/4fc76a938fb81d3517000003/download -d default
ID: 0
$ oneimage list
ID USER GROUP NAME DATASTORE SIZE TYPE PER STAT RVMS
0 oneadmin oneadmin ttylinux default 40M OS No rdy 0
TODO: Do the same using Sunstone
Create a bridge (as root)
# brctl addbr br0
# ifconfig br0 192.168.0.1/24 up
Create a network
$ cat private-network.one
NAME = private
TYPE = fixed
BRIDGE = br0
LEASES = [ IP = 192.168.0.10 ]
LEASES = [ IP = 192.168.0.11 ]
LEASES = [ IP = 192.168.0.12 ]
LEASES = [ IP = 192.168.0.13 ]
LEASES = [ IP = 192.168.0.14 ]
LEASES = [ IP = 193.168.0.15 ]
$ onevnet create private-network.one
ID: 0
$ onevnet show 0
VIRTUAL NETWORK 0 INFORMATION
ID : 0
NAME : private
USER : oneadmin
GROUP : oneadmin
CLUSTER : -
TYPE : FIXED
BRIDGE : br0
VLAN : No
USED LEASES : 0
PERMISSIONS
OWNER : um-
GROUP : ---
OTHER : ---
VIRTUAL NETWORK TEMPLATE
FREE LEASES
LEASE=[ MAC="02:00:c0:a8:00:0a", IP="192.168.0.10", IP6_LINK="fe80::400:c0ff:fea8:a", USED="0", VID="-1" ]
LEASE=[ MAC="02:00:c0:a8:00:0b", IP="192.168.0.11", IP6_LINK="fe80::400:c0ff:fea8:b", USED="0", VID="-1" ]
LEASE=[ MAC="02:00:c0:a8:00:0c", IP="192.168.0.12", IP6_LINK="fe80::400:c0ff:fea8:c", USED="0", VID="-1" ]
LEASE=[ MAC="02:00:c0:a8:00:0d", IP="192.168.0.13", IP6_LINK="fe80::400:c0ff:fea8:d", USED="0", VID="-1" ]
LEASE=[ MAC="02:00:c0:a8:00:0e", IP="192.168.0.14", IP6_LINK="fe80::400:c0ff:fea8:e", USED="0", VID="-1" ]
LEASE=[ MAC="02:00:c1:a8:00:0f", IP="193.168.0.15", IP6_LINK="fe80::400:c1ff:fea8:f", USED="0", VID="-1" ]
VIRTUAL MACHINES
ID USER GROUP NAME STAT UCPU UMEM HOST TIME
Other interesting onevnet commands:
- rmleases {vnetid} {ip}: Removes a lease from the Virtual Network
- addleases {vnetid} {ip} [{mac}]: Adds a lease to the Virtual Network
- hold {vnetid} {ip}: Holds a Virtual Network lease, marking it as used
- release {vnetid} {ip}: Releases a Virtual Network lease on hold
Create a VM template
$ onetemplate create --name tty --cpu 1 --memory 64 --disk ttylinux \
--nic private --vnc --dry
NAME="tty"
CPU=1.0
MEMORY=64
DISK=[
IMAGE="ttylinux"
]
NIC=[
NETWORK="private"
]
GRAPHICS=[ TYPE="vnc", LISTEN="0.0.0.0" ]
$ onetemplate create --name tty --cpu 1 --memory 64 --disk ttylinux \
--nic private --vnc
ID: 0
Instantiate a VM
$ onetemplate instantiate 0 --name myname
VM ID: 0
$ onevm list
ID USER GROUP NAME STAT UCPU UMEM HOST TIME
0 oneadmin oneadmin tty-1 runn 32 64M ip-10-33-1 0d 00h02
$ onevm show 0
VIRTUAL MACHINE 0 INFORMATION
ID : 0
NAME : tty-0
USER : oneadmin
GROUP : oneadmin
STATE : ACTIVE
LCM_STATE : RUNNING
RESCHED : No
HOST : ip-10-33-137-224
START TIME : 04/05 00:15:28
END TIME : -
DEPLOY ID : one-0
VIRTUAL MACHINE MONITORING
USED CPU : 26
USED MEMORY : 64M
NET_RX : 5K
NET_TX : 3K
PERMISSIONS
OWNER : um-
GROUP : ---
OTHER : ---
VM DISKS
ID TARGET IMAGE TYPE SAVE SAVE_AS
0 hda ttylinux file NO -
VM NICS
ID NETWORK VLAN BRIDGE IP MAC
0 private no br0 192.168.0.10 02:00:c0:a8:00:0a
fe80::400:c0ff:fea8:a
VIRTUAL MACHINE HISTORY
SEQ HOST REASON START TIME PROLOG_TIME
0 ip-10-33-137-224 none 04/05 00:15:53 0d 00h03m19s 0d 00h00m01s
VIRTUAL MACHINE TEMPLATE
CPU="1"
GRAPHICS=[
LISTEN="0.0.0.0",
PORT="5901",
TYPE="vnc" ]
MEMORY="64"
NAME="one-0"
TEMPLATE_ID="0"
VMID="0"
$ onevm show -x 0|grep '<IP>'
<IP><![CDATA[192.168.0.10]]></IP>
$ ping -c1 192.168.0.10
PING 192.168.0.10 (192.168.0.10) 56(84) bytes of data.
64 bytes from 192.168.0.10: icmp_seq=1 ttl=64 time=0.376 ms
--- 192.168.0.10 ping statistics ---
1 packets transmitted, 1 received, 0% packet loss, time 0ms
rtt min/avg/max/mdev = 0.376/0.376/0.376/0.000 ms
$ ssh 192.168.0.10 -l root
- Show User create dialog: Multiple auth mechanisms
- Show ACL Rules
- Show Template permissions
- Create an user and show quotas / historical usage
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