# Copyright 2021 Max Planck Institute for Software Systems, and
# National University of Singapore
#
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# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
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# 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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import simbricks.nodeconfig as node
import simbricks.simulators as sim
from simbricks.simulator_utils import create_basic_hosts

import simbricks.experiments as exp

# iperf UDP test
# naming convention following host-nic-net-app
# host: gem5-timing
# nic:  cv/cb/ib
# net:  wire/switch/dumbbell/bridge
# app: UDPs

host_types = ['gt', 'qt', 'qemu']
nic_types = ['cv', 'cb', 'ib']
net_types = ['sw', 'br']
app = ['Host']

total_rate = 1000  # Mbps
num_client_max = 8
num_client_step = 2
num_client_types = [1, 4, 9, 14, 20]
#for n in range(1, num_client_max + 1, num_client_step):
#    num_client_types.append(n)
#    print(n)

experiments = []

for n_client in num_client_types:

    per_client_rate = int(total_rate / n_client)
    rate = f'{per_client_rate}m'

    for host_type in host_types:
        for nic_type in nic_types:
            for net_type in net_types:

                e = exp.Experiment(
                    host_type + '-' + nic_type + '-' + net_type + '-Host-' +
                    f'{total_rate}m' + f'-{n_client}'
                )
                # network
                if net_type == 'sw':
                    net = sim.SwitchNet()
                elif net_type == 'br':
                    net = sim.NS3BridgeNet()
                else:
                    raise NameError(net_type)
                e.add_network(net)

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

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

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

                # nic
                if nic_type == 'ib':
                    nic_class = sim.I40eNIC
                    nc_class = node.I40eLinuxNode
                elif nic_type == 'cb':
                    nic_class = sim.CorundumBMNIC
                    nc_class = node.CorundumLinuxNode
                elif nic_type == 'cv':
                    nic_class = sim.CorundumVerilatorNIC
                    nc_class = node.CorundumLinuxNode
                else:
                    raise NameError(nic_type)

                # create servers and clients
                servers = create_basic_hosts(
                    e,
                    1,
                    'server',
                    net,
                    nic_class,
                    host_class,
                    nc_class,
                    node.IperfUDPServer
                )

                clients = create_basic_hosts(
                    e,
                    n_client,
                    'client',
                    net,
                    nic_class,
                    host_class,
                    nc_class,
                    node.IperfUDPClient,
                    ip_start=2
                )

                clients[n_client - 1].node_config.app.is_last = True
                clients[n_client - 1].wait = True

                for c in clients:
                    c.node_config.app.server_ip = servers[0].node_config.ip
                    c.node_config.app.rate = rate
                    #c.wait = True

                print(e.name)

                # add to experiments
                experiments.append(e)
