Revision eb83c485 snf-pithos-app/pithos/api/management/commands/reconcile-resources-pithos.py
b/snf-pithos-app/pithos/api/management/commands/reconcile-resources-pithos.py | ||
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# Copyright 2012 GRNET S.A. All rights reserved. |
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# Copyright 2012, 2013 GRNET S.A. All rights reserved.
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# |
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# Redistribution and use in source and binary forms, with or |
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# without modification, are permitted provided that the following |
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# interpreted as representing official policies, either expressed |
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# or implied, of GRNET S.A. |
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from django.core.management.base import NoArgsCommand |
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from datetime import datetime |
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from django.core.management.base import NoArgsCommand, CommandError |
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from optparse import make_option |
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from pithos.api.util import get_backend |
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from pithos.api.resources import resources |
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from pithos.backends.modular import DEFAULT_SOURCE |
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from snf_django.management import utils |
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from astakosclient.errors import QuotaLimit, NotFound |
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from snf_django.utils import reconcile |
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backend = get_backend() |
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RESOURCES = ['pithos.diskspace'] |
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class Command(NoArgsCommand): |
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make_option("--userid", dest="userid", |
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default=None, |
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help="Reconcile resources only for this user"), |
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make_option("--project", |
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help="Reconcile resources only for this project"), |
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make_option("--fix", dest="fix", |
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default=False, |
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action="store_true", |
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) |
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def handle_noargs(self, **options): |
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write = self.stdout.write |
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try: |
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backend.pre_exec() |
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userid = options['userid'] |
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project = options['project'] |
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# Get holding from Pithos DB |
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db_usage = backend.node.node_account_usage(userid) |
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db_usage = backend.node.node_account_usage(userid, project) |
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db_project_usage = backend.node.node_project_usage(project) |
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users = set(db_usage.keys()) |
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if userid and userid not in users: |
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if backend._lookup_account(userid) is None: |
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self.stdout.write("User '%s' does not exist in DB!\n" % |
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userid) |
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write("User '%s' does not exist in DB!\n" % userid) |
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return |
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# Get holding from Quotaholder |
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try: |
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qh_result = backend.astakosclient.service_get_quotas(userid) |
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except NotFound: |
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self.stdout.write( |
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"User '%s' does not exist in Quotaholder!\n" % userid) |
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write("User '%s' does not exist in Quotaholder!\n" % userid) |
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return |
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users.update(qh_result.keys()) |
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pending_exists = False |
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unknown_user_exists = False |
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unsynced = [] |
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for uuid in users: |
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db_value = db_usage.get(uuid, 0) |
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try: |
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qh_all = qh_result[uuid] |
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except KeyError: |
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self.stdout.write( |
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"User '%s' does not exist in Quotaholder!\n" % uuid) |
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unknown_user_exists = True |
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continue |
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else: |
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qh = qh_all.get(DEFAULT_SOURCE, {}) |
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for resource in [r['name'] for r in resources]: |
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try: |
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qh_resource = qh[resource] |
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except KeyError: |
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self.stdout.write( |
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"Resource '%s' does not exist in Quotaholder " |
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"for user '%s'!\n" % (resource, uuid)) |
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continue |
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if qh_resource['pending']: |
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self.stdout.write( |
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"Pending commission. " |
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"User '%s', resource '%s'.\n" % |
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(uuid, resource)) |
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pending_exists = True |
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continue |
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qh_value = qh_resource['usage'] |
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if db_value != qh_value: |
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data = (uuid, resource, db_value, qh_value) |
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unsynced.append(data) |
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try: |
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qh_project_result = \ |
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backend.astakosclient.service_get_project_quotas(project) |
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except NotFound: |
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write("Project '%s' does not exist in Quotaholder!\n" % |
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project) |
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unsynced_users, users_pending, users_unknown =\ |
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reconcile.check_users(self.stderr, RESOURCES, |
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db_usage, qh_result) |
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unsynced_projects, projects_pending, projects_unknown =\ |
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reconcile.check_projects(self.stderr, RESOURCES, |
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db_project_usage, qh_project_result) |
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pending_exists = users_pending or projects_pending |
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unknown_exists = users_unknown or projects_unknown |
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headers = ("Type", "Holder", "Source", "Resource", |
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"Database", "Quotaholder") |
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unsynced = unsynced_users + unsynced_projects |
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if unsynced: |
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headers = ("User", "Resource", "Database", "Quotaholder") |
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utils.pprint_table(self.stdout, unsynced, headers) |
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if options['fix']: |
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request = {} |
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request['force'] = options['force'] |
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request['auto_accept'] = True |
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request['name'] = "RECONCILE" |
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request['provisions'] = map(create_provision, unsynced) |
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if options["fix"]: |
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force = options["force"] |
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name = ("client: reconcile-resources-pithos, time: %s" |
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% datetime.now()) |
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user_provisions = reconcile.create_user_provisions( |
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unsynced_users) |
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project_provisions = reconcile.create_project_provisions( |
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unsynced_projects) |
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try: |
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backend.astakosclient.issue_commission(request) |
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backend.astakosclient.issue_commission_generic( |
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user_provisions, project_provisions, name=name, |
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force=force, auto_accept=True) |
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except QuotaLimit: |
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self.stdout.write( |
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"Reconciling failed because a limit has been " |
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"reached. Use --force to ignore the check.\n") |
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write("Reconciling failed because a limit has been " |
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"reached. Use --force to ignore the check.\n") |
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return |
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self.stdout.write("Fixed unsynced resources\n")
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write("Fixed unsynced resources\n") |
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if pending_exists: |
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self.stdout.write( |
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"Found pending commissions. Run 'snf-manage" |
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" reconcile-commissions-pithos'\n") |
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elif not (unsynced or unknown_user_exists): |
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self.stdout.write("Everything in sync.\n") |
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write("Found pending commissions. Run 'snf-manage" |
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" reconcile-commissions-pithos'\n") |
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elif not (unsynced or unknown_exists): |
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write("Everything in sync.\n") |
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except BaseException as e: |
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backend.post_exec(False) |
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self.stdout.write(str(e) + "\n")
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raise CommandError(e)
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else: |
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backend.post_exec(True) |
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finally: |
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backend.close() |
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def create_provision(provision_info): |
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user, resource, db_value, qh_value = provision_info |
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return {"holder": user, |
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"source": DEFAULT_SOURCE, |
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"resource": resource, |
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"quantity": int(db_value - qh_value)} |
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