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https://github.com/vmware/vsphere-automation-sdk-python.git
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199 lines
8.9 KiB
Python
199 lines
8.9 KiB
Python
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#!/usr/bin/env python
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"""
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* *******************************************************
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* Copyright VMware, Inc. 2016. All Rights Reserved.
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* *******************************************************
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*
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* DISCLAIMER. THIS PROGRAM IS PROVIDED TO YOU "AS IS" WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, WHETHER ORAL OR WRITTEN,
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* EXPRESS OR IMPLIED. THE AUTHOR SPECIFICALLY DISCLAIMS ANY IMPLIED
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* WARRANTIES OR CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY,
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* NON-INFRINGEMENT AND FITNESS FOR A PARTICULAR PURPOSE.
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"""
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try:
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import urllib2
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except ImportError:
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import urllib.request as urllib2
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from com.vmware.content_client import LibraryModel
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from com.vmware.content.library_client import (ItemModel, PublishInfo,
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StorageBacking, SubscriptionInfo)
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from vsphere.samples.common.id_generator import generate_random_uuid
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from vsphere.samples.common.sample_base import SampleBase
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from vsphere.samples.common.logging_context import LoggingContext
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from vsphere.samples.contentlibrary.lib.cls_api_client import ClsApiClient
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from vsphere.samples.contentlibrary.lib.cls_api_helper import ClsApiHelper
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from vsphere.samples.contentlibrary.lib.cls_sync_helper import ClsSyncHelper
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__author__ = 'VMware, Inc.'
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__copyright__ = 'Copyright 2016 VMware, Inc. All rights reserved.'
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logger = LoggingContext.get_logger('vsphere.samples.contentlibrary.library_publish_subscribe')
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class LibraryPublishSubscribe(SampleBase):
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"""
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Demonstrates the basic sync workflow to publish and subscribe content libraries.
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Note: the workflow needs an existing VC datastore with available storage.
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"""
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VCSP_USERNAME = 'vcsp'
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DEMO_PASSWORD = 'Password!23'
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SYNC_TIMEOUT_SEC = 60
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DEMO_FILENAME = 'test.iso'
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def __init__(self):
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SampleBase.__init__(self, self.__doc__)
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self.servicemanager = None
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self.client = None
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self.helper = None
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self.datastore_name = None
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self.pub_lib_name = "demo-publib"
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self.sub_lib_name = "demo-sublib"
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self.pub_lib_id = None
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self.sub_lib_id = None
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def _options(self):
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self.argparser.add_argument('-datastorename',
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'--datastorename',
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help='The name of the datastore.')
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def _setup(self):
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self.datastore_name = self.args.datastorename
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assert self.datastore_name is not None
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self.servicemanager = self.get_service_manager()
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self.client = ClsApiClient(self.servicemanager)
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self.helper = ClsApiHelper(self.client, self.skip_verification)
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def _execute(self):
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storage_backings = self.helper.create_storage_backings(self.servicemanager,
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self.datastore_name)
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# Create a published library backed the VC datastore using vAPIs
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self.pub_lib_id = self.create_published_library(storage_backings)
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assert self.pub_lib_id is not None
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logger.info('Published library created: ID: {0}'.format(self.pub_lib_id))
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pub_lib = self.client.local_library_service.get(self.pub_lib_id)
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pub_lib_url = pub_lib.publish_info.publish_url
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assert pub_lib_url is not None
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logger.info('Publish URL : {0}'.format(pub_lib_url))
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# Create a library item in the published library
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pub_lib_item_id = self.helper.create_iso_library_item(self.pub_lib_id, 'item_1', self.DEMO_FILENAME)
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assert self.client.library_item_service.get(pub_lib_item_id) is not None
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# Create the subscribed library
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sub_lib, sub_spec = self.create_subcribed_library(storage_backings,
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pub_lib_url)
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assert self.sub_lib_id is not None
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logger.info('Subscribed library created: ID: {0}'.format(self.sub_lib_id))
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# It is not mandatory to verify sync, it is just for demonstrating the sample workflow.
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assert (ClsSyncHelper(self.client, self.SYNC_TIMEOUT_SEC).
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verify_library_sync(self.pub_lib_id, sub_lib))
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sub_lib = self.client.subscribed_library_service.get(self.sub_lib_id)
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logger.info('Subscribed library synced : {0}'.format(sub_lib.last_sync_time))
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sub_item_ids = self.client.library_item_service.list(self.sub_lib_id)
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assert len(sub_item_ids) == 1, 'Subscribed library must have one item'
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# Add another item to the published library
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self.helper.create_iso_library_item(self.pub_lib_id, 'item_2', self.DEMO_FILENAME)
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# Manually synchronize the subscribed library to get the latest changes immediately.
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self.client.subscribed_library_service.sync(self.sub_lib_id)
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# It is not mandatory to verify sync, it is just for demonstrating the sample workflow.
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assert (ClsSyncHelper(self.client, self.SYNC_TIMEOUT_SEC).
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verify_library_sync(self.pub_lib_id, sub_lib))
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sub_lib = self.client.subscribed_library_service.get(self.sub_lib_id)
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logger.info('Subscribed library synced : {0}'.format(sub_lib.last_sync_time))
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# List the subscribed items.
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sub_item_ids = self.client.library_item_service.list(self.sub_lib_id)
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assert len(sub_item_ids) == 2, 'Subscribed library must have two items'
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for sub_item_id in sub_item_ids :
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sub_item = self.client.library_item_service.get(sub_item_id)
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logger.info('Subscribed item : {0}'.format(sub_item.name))
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# Change the subscribed library to be on-demand
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sub_spec.subscription_info.on_demand = True
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self.client.subscribed_library_service.update(self.sub_lib_id, sub_spec)
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# Evict the cached content of the first subscribed library item
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self.client.subscribed_item_service.evict(sub_item_id)
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sub_item = self.client.library_item_service.get(sub_item_id)
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logger.info('Subscribed item evicted : {0}'.format(sub_item.name))
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assert not sub_item.cached, 'Subscribed item must not be cached'
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# Force synchronize the subscribed library item to fetch and cache the content
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self.client.subscribed_item_service.sync(sub_item_id, True)
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# It is not mandatory to verify sync, it is just for demonstrating the sample workflow.
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assert (ClsSyncHelper(self.client, self.SYNC_TIMEOUT_SEC).
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verify_item_sync(sub_item_id))
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sub_item = self.client.library_item_service.get(sub_item_id)
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logger.info('Subscribed item force sync : {0}'.format(sub_item.name))
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assert sub_item.cached, 'Subscribed item must be cached'
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def create_published_library(self, storage_backings):
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# Build the authenticated publish info.
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# Note: The username will be 'vcsp'.
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pub_info = PublishInfo()
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pub_info.published = True
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pub_info.authentication_method = PublishInfo.AuthenticationMethod.BASIC
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pub_info.password = self.DEMO_PASSWORD
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# Build the specification for the published library to be created
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pub_spec = LibraryModel()
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pub_spec.name = self.pub_lib_name
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pub_spec.description = "Published library backed by VC datastore"
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pub_spec.publish_info = pub_info
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pub_spec.type = pub_spec.LibraryType.LOCAL
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pub_spec.storage_backings = storage_backings
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pub_lib_id = self.client.local_library_service.create(
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create_spec=pub_spec, client_token=generate_random_uuid())
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return pub_lib_id
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def create_subcribed_library(self, storage_backings, pub_lib_url):
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# Build the subscription information using the publish URL of the published
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# library. The username must be 'vcsp'.
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sub_info = SubscriptionInfo()
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sub_info.authentication_method = SubscriptionInfo.AuthenticationMethod.BASIC
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sub_info.user_name = self.VCSP_USERNAME
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sub_info.password = self.DEMO_PASSWORD
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sub_info.on_demand = False
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sub_info.automatic_sync_enabled = True
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sub_info.subscription_url = pub_lib_url
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# Build the specification for the subscribed library
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sub_spec = LibraryModel()
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sub_spec.name = self.sub_lib_name
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sub_spec.type = sub_spec.LibraryType.SUBSCRIBED
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sub_spec.subscription_info = sub_info
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sub_spec.storage_backings = storage_backings
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self.sub_lib_id = self.client.subscribed_library_service.create(
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create_spec=sub_spec, client_token=generate_random_uuid())
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sub_lib = self.client.subscribed_library_service.get(self.sub_lib_id)
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return (sub_lib, sub_spec)
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def _cleanup(self):
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if self.sub_lib_id:
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self.client.subscribed_library_service.delete(self.sub_lib_id)
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logger.info('Deleted subscribed library Id: {0}'.format(self.sub_lib_id))
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if self.pub_lib_id:
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self.client.local_library_service.delete(self.pub_lib_id)
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logger.info('Deleted published library Id : {0}'.format(self.pub_lib_id))
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def main():
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sample = LibraryPublishSubscribe()
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sample.main()
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if __name__ == '__main__':
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main()
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