Synnefo

# -*- coding: utf-8 -*-

#

# Copyright 2012 GRNET S.A. All rights reserved.

#

# Redistribution and use in source and binary forms, with or

# without modification, are permitted provided that the following

# conditions are met:

#

#   1. Redistributions of source code must retain the above

#      copyright notice, this list of conditions and the following

#      disclaimer.

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#   2. Redistributions in binary form must reproduce the above

#      copyright notice, this list of conditions and the following

#      disclaimer in the documentation and/or other materials

#      provided with the distribution.

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# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

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# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

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# interpreted as representing official policies, either expressed

# or implied, of GRNET S.A.

from synnefo.lib.commissioning import (CanonifyException, SpecifyException,

                                       Specificator, Null, Integer, Text,

                                       Tuple, ListOf, Dict, Args)

from random import choice, randint

Context             =   Dict(classname='Context', null=True, show=False)

class Name(Text):

    def init(self):

        self.opts.update({'regex': "[\w.:@+/-]+", 'maxlen':512})

        Text.init(self)

    def _random_choice(self, kw):

        alphabet = u'abcdef_1233490.:@/-αβγδεζ'

        length = randint(1, 48)

        return ''.join(choice(alphabet) for _ in xrange(length))

class Nonnegative(Integer):

    def init(self):

        self.opts.update({'minimum': 0})

class Positive(Integer):

    def init(self):

        self.opts.update({'minimum': 1})

Serial              =   Positive(classname='Serial')

ClientKey           =   Name(classname='ClientKey')

Nothing             =   Null(classname='Nothing')

Entity              =   Name(classname='Entity')

Owner               =   Name(classname='Owner')

Key                 =   Text(classname='Key')

NewKey              =   Text(classname='Newkey')

OwnerKey            =   Text(classname='OwnerKey')

Resource            =   Name(classname='Resource')

Policy              =   Name(classname='Policy')

Quantity            =   Integer(classname='Quantity', null=True)

Capacity            =   Nonnegative(classname='Capacity', null=True)

ImportLimit         =   Nonnegative(classname='ImportLimit', null=True)

ExportLimit         =   Nonnegative(classname='ExportLimit', null=True)

QuantityDelta       =   Integer(classname='QuantityDelta', null=True)

CapacityDelta       =   Integer(classname='CapacityDelta', null=True)

ImportLimitDelta    =   Integer(classname='ImportLimitDelta', null=True)

ExportLimitDelta    =   Integer(classname='ExportLimitDelta', null=True)

Imported            =   Nonnegative(classname='Imported')

Exported            =   Nonnegative(classname='Exported')

Returned            =   Nonnegative(classname='Returned')

Released            =   Nonnegative(classname='Released')

Flags               =   Nonnegative(classname='Flags')

Index               =   Nonnegative(classname='Index')

Timepoint           =   Text(classname='Timepoint', maxlen=24)

Reason              =   Text(   classname   =   'Reason',

                                regex       =   '(ACCEPT|REJECT):.*',

                                maxlen      =   128         )

class QuotaholderAPI(Specificator):

    def create_entity   (

                self,

                context         =   Context,

                create_entity   =   ListOf(Entity, Owner, Key, OwnerKey, nonempty=1)

        ):

        rejected = ListOf(Index)

        return rejected

    def set_entity_key  (

                self,

                context         =   Context,

                set_entity_key  =   ListOf(Entity, Key, NewKey)

        ):

        rejected = ListOf(Entity)

        return rejected

    def list_entities   (

                self,

                context         =   Context,

                entity          =   Entity,

                key             =   Key

        ):

        entities = ListOf(Entity)

        return entities

    def get_entity  (

                self,

                context     =   Context,

                get_entity  =   ListOf(Entity, Key, nonempty=1)

        ):

        entities = ListOf(Entity, Owner)

        return entities

    def get_limits  (

                self,

                context     =   Context,

                get_limits  =   ListOf(Policy, nonempty=1)

        ):

        limits = ListOf(Policy, Quantity, Capacity,

                        ImportLimit, ExportLimit)

        return limits

    def set_limits  (

                self,

                context     =   Context,

                set_limits  =   ListOf( Policy, Quantity, Capacity,

                                        ImportLimit, ExportLimit,

                                        nonempty=1 )

        ):

        rejected = ListOf(Policy)

        return rejected

    def get_holding (

                self,

                context     =   Context,

                get_holding =   ListOf(Entity, Resource, Key)

        ):

        holdings = ListOf(  Entity, Resource, Policy,

                            Imported, Exported, Returned, Released, Flags   )

        return holdings

    def set_holding (

                self,

                context     =   Context,

                set_holding =   ListOf(Entity, Resource, Key, Policy, Flags)

        ):

        rejected = ListOf(Entity, Resource, Policy)

        return rejected

    def init_holding (

                self,

                context      =   Context,

                init_holding =   ListOf(Entity, Resource, Key, Policy,

                                        Imported, Exported, Returned, Released,

                                        Flags)

        ):

        rejected = ListOf(Index)

        return rejected

    def reset_holding (

                self,

                context       =   Context,

                reset_holding =   ListOf(Entity, Resource, Key,

                                        Imported, Exported, Returned, Released)

        ):

        rejected = ListOf(Index)

        return rejected

    def release_holding (

                self,

                context         =   Context,

                release_holding =   ListOf(Entity, Resource, Key)

        ):

        rejected = ListOf(Index)

        return rejected

    def list_resources  (

                self,

                context     =   Context,

                entity      =   Entity,

                key         =   Key

        ):

        resources = ListOf(Resource)

        return resources

    def list_holdings   (

                self,

                context         =   Context,

                list_holdings   =   ListOf(Entity, Key)

        ):

        rejected = ListOf(Entity)

        holdings_list = ListOf(ListOf(Entity, Resource,

                                      Imported, Exported,

                                      Returned, Released))

        return Tuple(holdings_list, rejected)

    def get_quota   (

                self,

                context     =   Context,

                get_quota   =   ListOf(Entity, Resource, Key)

        ):

        quotas = ListOf(Entity, Resource,

                        Quantity, Capacity,

                        ImportLimit, ExportLimit,

                        Imported, Exported,

                        Returned, Released,

                        Flags)

        return quotas

    def set_quota   (

                self,

                context     =   Context,

                set_quota   =   ListOf( Entity, Resource, Key,

                                        Quantity, Capacity,

                                        ImportLimit, ExportLimit, Flags )

        ):

        rejected = ListOf(Entity, Resource)

        return rejected

    def add_quota   (

                self,

                context     =   Context,

                add_quota   =   ListOf( Entity, Resource, Key,

                                        QuantityDelta, CapacityDelta,

                                        ImportLimitDelta, ExportLimitDelta )

        ):

        rejected = ListOf(Entity, Resource)

        return rejected

    def issue_commission    (

                self,

                context     =   Context,

                target      =   Entity,

                key         =   Key,

                clientkey   =   ClientKey,

                name        =   Text(default=''),

                provisions  =   ListOf(Entity, Resource, Quantity)

        ):

        return Serial

    def accept_commission   (

                self,

                context     =   Context,

                clientkey   =   ClientKey,

                serials     =   ListOf(Serial),

                reason      =   Text(default='ACCEPT')

        ):

        return Nothing

    def reject_commission   (

                self,

                context     =   Context,

                clientkey   =   ClientKey,

                serials     =   ListOf(Serial),

                reason      =   Text(default='REJECT')

        ):

        return Nothing

    def get_pending_commissions (

                    self,

                    context     =   Context,

                    clientkey   =   ClientKey

        ):

        pending = ListOf(Serial)

        return pending

    def resolve_pending_commissions (

                    self,

                    context     =   Context,

                    clientkey   =   ClientKey,

                    max_serial  =   Serial,

                    accept_set  =   ListOf(Serial)

        ):

        return Nothing

    def release_entity  (

                self,

                context         =   Context,

                release_entity  =   ListOf(Entity, Key, nonempty=1)

        ):

        rejected = ListOf(Entity)

        return rejected

    def get_timeline    (

                self,

                context         =   Context,

                after           =   Timepoint,

                before          =   Timepoint,

                get_timeline    =   ListOf(Entity, Resource, Key)

        ):

        timeline = ListOf(Dict(

                            serial                      =   Serial,

                            source                      =   Entity,

                            target                      =   Entity,

                            resource                    =   Resource,

                            name                        =   Name(),

                            quantity                    =   Quantity,

                            source_allocated            =   Quantity,

                            source_allocated_through    =   Quantity,

                            source_inbound              =   Quantity,

                            source_inbound_through      =   Quantity,

                            source_outbound             =   Quantity,

                            source_outbound_through     =   Quantity,

                            target_allocated            =   Quantity,

                            target_allocated_through    =   Quantity,

                            target_inbound              =   Quantity,

                            target_inbound_through      =   Quantity,

                            target_outbound             =   Quantity,

                            target_outbound_through     =   Quantity,

                            issue_time                  =   Timepoint,

                            log_time                    =   Timepoint,

                            reason                      =   Reason,

                            strict  =   True))

        return timeline