TerryHowe 15bc2ccec9 Print warning on authentication error
At least print a warning on authentication error.  I have no
idea why an exception is being ignored here because if there
is no session, nothing is going to happen.  This at least will
print some useful warning:

    (.venv)terry@f350:~/python-openstackclient$ os flavor list --os-cloud pro
    WARNING: openstackclient.shell Possible error authenticating: __init__() got an unexpected keyword argument 'asdf'
    ERROR: openstack Authentication requires 'auth_url', which should be specified in 'HTTPClient'

This error was caused by having a bogus value 'asdf' in the cloud.yaml
for the cloud pro.

Change-Id: Ie08432e0464cfa86b3b3f67ca29d3b7d23d2f46f
2015-04-17 07:54:05 -06:00
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2013-02-06 16:47:06 +02:00
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2014-05-01 13:50:49 +00:00

OpenStackClient

OpenStackClient (aka OSC) is a command-line client for OpenStack that brings the command set for Compute, Identity, Image, Object Store and Volume 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.

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

Configuration

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

Authentication using username/password is most commonly used:

export OS_AUTH_URL=<url-to-openstack-identity>
export OS_PROJECT_NAME=<project-name>
export OS_USERNAME=<username>
export OS_PASSWORD=<password>  # (optional)

The corresponding command-line options look very similar:

--os-auth-url <url>
--os-project-name <project-name>
--os-username <username>
[--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
Readme 73 MiB
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