Mike Fedosin ed1b59848f Check that Glance returns image data before processing it
Now if Glance v2 cannot find image data it returns an empty
response with 204 status code, instead of raising an error.

Glance client handles this situation and wraps the response
with a RequestIdProxy object, whose 'wrapped' attribute is
None.

But when openstack client tries to parse this object using
glanceclient's save_image util function, it fails with
"NoneType object is not iterable" message, for the
object doesn't contain any data.

This patch adds additional check to prevent such behaviour
and raises SystemExit exception if no data was returned from
the server.

Glance v1 is not affected, because it raises an error if can't
find an image data.

Change-Id: I016a60462ba586f9fa7585c2cfafffd7be38de7b
Closes-Bug: #1741223
2018-01-05 19:36:49 +01:00
2016-06-30 08:57:59 -05:00
2017-09-15 06:32:58 +00:00
2017-09-15 06:32:58 +00:00
2016-05-16 17:42:48 +05:30
2015-11-18 13:25:56 +09:00
2017-03-03 22:59:10 +00:00
2017-12-28 16:16:28 +00:00

Team and repository tags

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OpenStackClient

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OpenStackClient (aka OSC) is a command-line client for OpenStack that brings the command set for Compute, Identity, Image, Object Store and Block Storage APIs together in a single shell with a uniform command structure.

The primary goal is to provide a unified shell command structure and a common language to describe operations in OpenStack.

  • PyPi - package installation
  • Online Documentation
  • Launchpad project - release management
  • Blueprints - feature specifications
  • Bugs - issue tracking
  • Source
  • Developer - getting started as a developer
  • Contributing - contributing code
  • Testing - testing code
  • IRC: #openstack-sdks on Freenode (irc.freenode.net)
  • License: Apache 2.0

Getting Started

OpenStack Client can be installed from PyPI using pip:

pip install python-openstackclient

There are a few variants on getting help. A list of global options and supported commands is shown with --help:

openstack --help

There is also a help command that can be used to get help text for a specific command:

openstack help
openstack help server create

If you want to make changes to the OpenStackClient for testing and contribution, make any changes and then run:

python setup.py develop

or:

pip install -e .

Configuration

The CLI is configured via environment variables and command-line options as listed in https://docs.openstack.org/python-openstackclient/latest/cli/authentication.html.

Authentication using username/password is most commonly used:

export OS_AUTH_URL=<url-to-openstack-identity>
export OS_IDENTITY_API_VERSION=3
export OS_PROJECT_NAME=<project-name>
export OS_PROJECT_DOMAIN_NAME=<project-domain-name>
export OS_USERNAME=<username>
export OS_USER_DOMAIN_NAME=<user-domain-name>
export OS_PASSWORD=<password>  # (optional)

The corresponding command-line options look very similar:

--os-auth-url <url>
--os-identity-api-version 3
--os-project-name <project-name>
--os-project-domain-name <project-domain-name>
--os-username <username>
--os-user-domain-name <user-domain-name>
[--os-password <password>]

If a password is not provided above (in plaintext), you will be interactively prompted to provide one securely.

Authentication may also be performed using an already-acquired token and a URL pointing directly to the service API that presumably was acquired from the Service Catalog:

export OS_TOKEN=<token>
export OS_URL=<url-to-openstack-service>

The corresponding command-line options look very similar:

--os-token <token>
--os-url <url-to-openstack-service>
Description
Client for OpenStack services
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