Source code for perfsim.service_chain.service_chain_link

#  Copyright (C) 2020 Michel Gokan Khan
#  This program is free software; you can redistribute it and/or modify
#  it under the terms of the GNU General Public License as published by
#  the Free Software Foundation; either version 2 of the License, or
#  (at your option) any later version.
#
#  This program is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#  GNU General Public License for more details.
#
#  You should have received a copy of the GNU General Public License along
#  with this program; if not, write to the Free Software Foundation, Inc.,
#  51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
#  This file is a part of the PerfSim project, which is now open source and available under the GPLv2.
#  Written by Michel Gokan Khan, February 2020


from __future__ import annotations

from perfsim import ServiceChainLinkPrototype, MicroserviceEndpointFunction




class ServiceChainLink(ServiceChainLinkPrototype):
    def __init__(self,
                 name: str,
                 request_size: int,
                 source: MicroserviceEndpointFunction,
                 dest: MicroserviceEndpointFunction):
        super().__init__(request_size)
        self.name = name
        self.source = source
        self.destination = dest



    @classmethod
    def from_prototype(cls,
                       name: str,
                       service_chain_link_prototype: ServiceChainLinkPrototype,
                       source: MicroserviceEndpointFunction,
                       dest: MicroserviceEndpointFunction):
        return cls(name=name,
                   request_size=service_chain_link_prototype.request_size,
                   source=source,
                   dest=dest)