commands.md

OpenStack commands overview

Cloud providers

These are examples used during the demonstration

$ source ~/.stack/trystack    # https://trystack.org
$ source ~/.stack/city-la1    # https://citycloud.com (Los Angeles)
$ source ~/.stack/city-lon1   # https://citycloud.com (London)
$ source ~/.stack/city-fra1   # https://citycloud.com (Frankfurt)
$ source ~/.stack/dream       # https://dreamcompute.com
$ source ~/.stack/ustack      # https://unitedstack.com

They can also be used from clouds.yaml using --os-cloud <identifier>.

Managing users and projects

$ openstack project list

$ openstack user list

$ openstack role list

Add new user

$ openstack user create <username> --project <project> --password <password>

Grant role to user

$ openstack role add --user <username> --project <project> <role>

Managing SSH keys

Create a new key-pair

$ openstack keypair create mykey > mykey.pem

Upload existing key

$ openstack keypair create --public-key ~/.ssh/id_rsa.pub mykey

Managing images

$ openstack image list

Upload image

# openstack image create <name> --disk-format <dformat> --container-format <cformat> --file <file> --property os_distro=<||>

Managing instances

$ openstack flavor list

$ openstack server list

Create instance

$ openstack server create <name> --flavor <flavor> --image <image> --key-name <key-name>

Lifecycle

$ openstack server reboot <name>

$ openstack server delete <name>

Managing volumes

$ openstack volume create <volume-name> --size <size>

$ openstack volume create <volume-name> --image <image> --size <size>

$ openstack server add volume <server-name> <volume-name>

Managing networks

$ openstack network list

$ openstack network show <network>

Create network

$ openstack network create [--prefix prefix] [--enable | --disable] [--share | --no-share] <name>

Usage example

$ wget -q http://cloud.centos.org/centos/7/images/CentOS-7-x86_64-GenericCloud.qcow2 -O /tmp/centos7.qcow2
$ qemu-img convert /tmp/centos7.qcow2 /tmp/centos7.raw
$ #openstack image create --disk-format qcow2 --file /tmp/centos7.qcow2 centos7
$ openstack image create --disk-format raw --container-format bare --file /tmp/centos7.raw centos7
$ net_id=$(openstack network list -f value |awk '{print $1}')
$ openstack server create --flavor m1.small --image centos7 --nic net-id=${net_id} --key-name mykey test-instance

$ wget -q http://cloud.centos.org/centos/7/atomic/images/CentOS-Atomic-Host-7-GenericCloud.qcow2.gz -O CentOS7-Atomic.qcow2.gz
$ gunzip CentOS7-Atomic.qcow2.gz
$ qemu-img convert CentOS7-Atomic.qcow2 CentOS7-Atomic.raw
$ openstack image create --disk-format raw --container-format bare --file CentOS7-Atomic.raw CentOS7-Atomic