Move auth plugin checking to osc-lib. Change-Id: I673d9c2d6e8bbf724c3000459a729e831d747814
		
			
				
	
	
		
			116 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
			
		
		
	
	
			116 lines
		
	
	
		
			3.6 KiB
		
	
	
	
		
			Python
		
	
	
		
			Executable File
		
	
	
	
	
#!/usr/bin/env python
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# object_api.py - Example object-store API usage
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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#      http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Object Store API Examples
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This script shows the basic use of the low-level Object Store API
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"""
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import argparse
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import logging
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import sys
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import common
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from os_client_config import config as cloud_config
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from openstackclient.api import object_store_v1 as object_store
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from openstackclient.identity import client as identity_client
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LOG = logging.getLogger('')
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def run(opts):
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    """Run the examples"""
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    # Look for configuration file
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    # To support token-flow we have no required values
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    # print "options: %s" % self.options
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    cloud = cloud_config.OpenStackConfig().get_one_cloud(
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        cloud=opts.cloud,
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        argparse=opts,
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    )
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    LOG.debug("cloud cfg: %s", cloud.config)
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    # Set up certificate verification and CA bundle
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    # NOTE(dtroyer): This converts from the usual OpenStack way to the single
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    #                requests argument and is an app-specific thing because
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    #                we want to be like OpenStackClient.
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    if opts.cacert:
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        verify = opts.cacert
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    else:
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        verify = not opts.insecure
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    # get a session
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    # common.make_session() does all the ugly work of mapping
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    # CLI options/env vars to the required plugin arguments.
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    # The returned session will have a configured auth object
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    # based on the selected plugin's available options.
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    # So to do...oh, just go to api.auth.py and look at what it does.
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    session = common.make_session(cloud, verify=verify)
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    # Extract an endpoint
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    auth_ref = session.auth.get_auth_ref(session)
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    if opts.url:
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        endpoint = opts.url
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    else:
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        endpoint = auth_ref.service_catalog.url_for(
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            service_type='object-store',
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            endpoint_type='public',
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        )
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    # At this point we have a working session with a configured authentication
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    # plugin.  From here on it is the app making the decisions.  Need to
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    # talk to two clouds?  Go back and make another session but with opts
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    # set to different credentials.  Or use a config file and load it
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    # directly into the plugin.  This example doesn't show that (yet).
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    # Want to work ahead?  Look into the plugin load_from_*() methods
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    # (start in keystoneclient/auth/base.py).
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    # This example is for the Object Store API so make one
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    obj_api = object_store.APIv1(
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        session=session,
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        service_type='object-store',
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        endpoint=endpoint,
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    )
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    # Do useful things with it
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    c_list = obj_api.container_list()
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    print("Name\tCount\tBytes")
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    for c in c_list:
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        print("%s\t%d\t%d" % (c['name'], c['count'], c['bytes']))
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    if len(c_list) > 0:
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        # See what is in the first container
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        o_list = obj_api.object_list(c_list[0]['name'])
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        print("\nObject")
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        for o in o_list:
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            print("%s" % o)
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if __name__ == "__main__":
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    opts = common.base_parser(
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        identity_client.build_option_parser(
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            argparse.ArgumentParser(description='Object API Example')
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        )
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    ).parse_args()
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    common.configure_logging(opts)
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    sys.exit(common.main(opts, run))
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