# Copyright 2021 Max Planck Institute for Software Systems, and
# National University of Singapore
#
# Permission is hereby granted, free of charge, to any person obtaining
# a copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# distribute, sublicense, and/or sell copies of the Software, and to
# permit persons to whom the Software is furnished to do so, subject to
# the following conditions:
#
# The above copyright notice and this permission notice shall be
# included in all copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
# EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
# MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
# IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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"""
Script for HOMA large scale benchmark. 40 hosts.
"""

import simbricks.orchestration.experiments as exp
import simbricks.orchestration.nodeconfig as node
import simbricks.orchestration.simulators as sim
from simbricks.orchestration.simulator_utils import create_basic_hosts

host_types = ['qemu', 'gem5', 'qt']
net_types = ['sw', 'ns3']
num_node = [2, 5, 10, 20, 40]
experiments = []

# Create multiple experiments with different simulator permutations, which can
# be filtered later.
for host_type in host_types:
    for net_type in net_types:
        for n in num_node: 
            e = exp.Experiment(
                'homa-' + host_type + '-' + net_type + f'-{n}'
            )

            # network
            if net_type == 'sw':
                net = sim.SwitchNet()
            elif net_type == 'ns3':
                net = sim.NS3BridgeNet()
            else:
                raise NameError(net_type)
            e.add_network(net)

            # host
            if host_type == 'qemu':
                HostClass = sim.QemuHost
            elif host_type == 'qt':

                def qemu_timing(node_config: node.NodeConfig):
                    h = sim.QemuHost(node_config)
                    h.sync = True
                    return h

                HostClass = qemu_timing
            elif host_type == 'gem5':
                HostClass = sim.Gem5Host
                e.checkpoint = True
            else:
                raise NameError(host_type)

            # nic
            NicClass = sim.I40eNIC
            NcClass = node.I40eLinuxNode


            # create servers and clients
            nodes = create_basic_hosts(
                e,
                n,
                'node',
                net,
                NicClass,
                HostClass,
                NcClass,
                node.HomaCluster
            )

            nodes[0].node_config.app.is_node_zero = True

            i = 0
            for c in nodes:
                c.node_config.disk_image = 'homa'
                c.node_config.app.id = i
                c.node_config.app.cluster_size = n
                c.wait = True
                i += 1

            # add to experiments
            experiments.append(e)
