View source for Piston: Command Line Cheatsheet Openstack

== Keystone (Identity Service) ==
List all users
  keystone user-list

List identity service catalog
  keystone catalog

Discover keystone endpoints
  keystone discover

List all services in service catalog
  keystone service-list

Create new user
  keystone user-create --name --tenant-id --pass --email --enabled

Create new tenant
  keystone tenant-create --name --description --enabled

== Nova (Compute Service) ==
List instances, notice status of instance
  nova list

List images
  nova image-list

List flavors
  nova flavor-list

Boot an instance using flavor and image names (if names are unique)
  nova boot --image --flavor
  nova boot --image cirros-0.3.1-x86_64-uec --flavor m1.tiny MyFirstInstance

Login to instance
  ip netns
  sudo ip netns exec ssh <user@server or use a key>
  sudo ip netns exec qdhcp-6021a3b4-8587-4f9c-8064-0103885dfba2 ssh cirros@10.0.0.2
  # if you are on devstack, password is “cubswin:)” without the quotes

Show details of instance
  nova show <name>
  nova show MyFirstInstance

View console log of instance
  nova console-log MyFirstInstance

=== Pause, suspend, stop, rescue, resize, rebuild, reboot an instance ===
Pause
  nova pause <name>
  nova pause volumeTwoImage

Unpause
  nova unpause <name>

Suspend
  nova suspend <name>

Unsuspend
  nova resume <name>

Stop
  nova stop <name>

Start
  nova start <name>

Rescue
  nova rescue <name>

Resize
  nova resize <name> <flavor>
  nova resize my-pem-server m1.small
  nova resize-confirm server1

Rebuild
  nova rebuild <name> <image>
  nova rebuild newtinny cirros-qcow2

Reboot
  nova reboot <name>
  nova reboot newtinny

Inject user data and files into an instance
  nova boot --user-data ./userdata.txt MyUserdataInstance
  nova boot --user-data userdata.txt --image cirros-qcow2 --flavor m1.tiny MyUserdataInstance2
  # to validate file is there, ssh into instance, go to /var/lib/cloud look for file

=== Inject a keypair into an instance and access the instance with that keypair ===
Create keypair
  nova keypair-add test > test.pem
  chmod 600 test.pem

Boot
  nova boot --image cirros-0.3.0-x86_64 --flavor m1.small --key_name test my-first-server

ssh into instance
  sudo ip netns exec qdhcp-98f09f1e-64c4-4301-a897-5067ee6d544f ssh -i test.pem cirros@10.0.0.4

Set metadata on an instance
  nova meta volumeTwoImage set newmeta=’my meta data’

Create an instance snapshot
  nova image-create volumeTwoImage snapshotOfVolumeImage
  nova image-show snapshotOfVolumeImage

=== Manage security groups === 
Add rules to default security group allowing ping and ssh between #instances in the default security group
nova secgroup-add-group-rule default default icmp -1 -1
nova secgroup-add-group-rule default default tcp 22 22

== Glance (Image Service) ==
List images you can access
  glance image-list

Delete specified image
  glance image-delete <image>

Describe a specific image
  glance image-show <image>

update image
  glance image-update <image>

=== Manage images ===
Kernel image
  glance image-create --name “cirros-threepart-kernel” --disk-format aki --container-format aki --is-public True --file ~/images/cirros-0.3.1~pre4-x86_64-vmlinuz

Ram image
  glance image-create—name “cirros-threepart-ramdisk” --disk-format ari --container-format ari --is-public True --file ~/images/cirros-0.3.1~pre4-x86_64-initrd

3-part image
  glance image-create—name “cirros-threepart” --disk-format ami --container-format ami --is-public True --property kernel_id=$KID—property ramdisk_id=$RID --file ~/images/cirros-0.3.1~pre4-x86_64-blank.img

Register raw image
  glance image-create --name “cirros-qcow2” --disk-format qcow2 --container-format bare --is-public True --file ~/images/cirros-0.3.1~pre4-x86_64-disk.img

== Neutron (Networking Service) ==
Create network
  neutron net-create <name>
  neutron net-create my-network

Create a subnet
  neutron subnet-create <network name> <cidr>
  neutron subnet-create my-network 10.0.0.0/29

List network and subnet
  neutron net-list
  neutron subnet-list

Examine details of network and subnet
  neutron net-show <id or name of network>
  neutron subnet-show <id or name of subnet>

== Cinder (Block Storage) ==
Manage volumes and volume snapshots
Create a new volume
  cinder create <size in GB> --display-name
  cinder create 1 --display-name MyFirstVolume

Boot an instance and attach to volume
  nova boot—image cirros-qcow2 --flavor m1.tiny MyVolumeInstance

List volumes, notice status of volume
  cinder list

Attach volume to instance after instance is active, and volume is available
  nova volume-attach <instance-id> <volume-id> auto
  nova volume-attach MyVolumeInstance /dev/vdb auto

Login into instance, list storage devices
  sudo fdisk -l

On the instance, make filesystem on volume
  sudo mkfs.ext3 /dev/vdb

Create a mountpoint
  sudo mkdir /myspace

Mount the volume at the mountpoint
  sudo mount /dev/vdc /myspace

Create a file on the volume
  sudo touch /myspace/helloworld.txt
  sudo ls /myspace

Unmount the volume
  sudo umount /myspace

== Swift (Object Store) ==
Displays information for the account, container, or object
  swift stat
  swift stat <account>
  swift stat <container>
  swift stat <object>

List containers
  swift list

Create a container
  swift post mycontainer

Upload file to a container
  swift upload <containder name> <file name>
  swift upload mycontainer myfile.txt

List objects in container
  swift list container

Download object from container
  swift download <containder name> <file name>

Upload with chunks, for large file
  swift upload -S <size> <containder name> <file name>
  swift upload -S 64 container largeFile