#!/bin/bash

#// Copyright 2020 The Nym Mixnet Authors
#//
#// Licensed under the Apache License, Version 2.0 (the "License");
#// you may not use this file except in compliance with the License.
#// You may obtain a copy of the License at
#//
#//      http://www.apache.org/licenses/LICENSE-2.0
#//
#// Unless required by applicable law or agreed to in writing, software
#// distributed under the License is distributed on an "AS IS" BASIS,
#// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
#// See the License for the specific language governing permissions and
#// limitations under the License.


echo "Killing old testnet processes..."

killall nym-mixnode
killall nym-sfw-provider

echo "Press CTRL-C to stop."

cargo build

MAX_LAYERS=3
NUMMIXES=${1:-3} # Set $NUMMIXES to default of 3, but allow the user to set other values if desired

for (( j=0; j<$NUMMIXES; j++ ))

# Note: to disable logging (or direct it to another output) modify the constant on top of mixnode or provider;
# Will make it later either configurable by flags or config file.
do
    let layer=j%MAX_LAYERS+1
    $PWD/target/debug/nym-mixnode run --port $((9980+$j)) --host "localhost" --layer $layer --directory http://localhost:8080 &
    sleep 1
done

sleep 1
$PWD/target/debug/nym-sfw-provider run --clientHost "localhost" --mixHost "localhost" --mixPort 9997 --clientPort 9998 --directory http://localhost:8080

# trap call ctrl_c()
trap ctrl_c SIGINT SIGTERM SIGTSTP
function ctrl_c() {
        echo "** Trapped SIGINT, SIGTERM and SIGTSTP"
        for (( j=0; j<$NUMMIXES; j++ ));
        do
            kill_port $((9980+$j))
        done
}

function kill_port() {
    PID=$(lsof -t -i:$1)
    echo "$PID"
    kill -TERM $PID || kill -KILL $PID
}