deploy.sh

#!/bin/bash

#
# Copyright (C) 2021 Ilya Entin
#

SCRIPT_DIR=$(cd -- "$( dirname -- "${BASH_SOURCE[0]}" )" &> /dev/null && pwd)
echo "SCRIPT_DIR:" $SCRIPT_DIR

UP_DIR=$(dirname $SCRIPT_DIR)
echo "UP_DIR:" $UP_DIR

if [[ ( $@ == "--help") ||  $@ == "-h"  || $# -lt 1 || $# -gt 2 ]]
then 
    echo "cd to the project root and run this script"
    echo "'./deploy.sh <number of client terminals>'"
    echo "If app was not built previously it will be built"
    echo "here with default arguments."
    echo "Script creates requested number of clients"
    echo "of intermitten types, TCP or FIFO."
    echo "Start the server in the project root terminal './serverX'"
    echo "and each client in its terminal"
    echo "'./clientX' or './clientX > /dev/null'"
    exit 0
fi

#Kill all instances of xterm created in previous runs

pkill -f xterm

set -e

# clean Client* and Fifos directories

rm -f $UP_DIR/Fifos/*

export c

for (( c=1; c<=$1; c++ ))
do
rm -f $UP_DIR/Client$c/*
done

# create FIFO directory and client directories at the project root level

mkdir -p $UP_DIR/Fifos

for (( c=1; c<=$1; c++ ))
do
mkdir -p $UP_DIR/Client$c
done

# build binaries if needed

cd $SCRIPT_DIR
./compile.sh

for ((c=1; c<=$1; c++))
do
    cp $SCRIPT_DIR/clientX $UP_DIR/Client$c
done

# create data directory links in every client directory
# copy scripts and ClientOptions.json

for (( c=1; c<=$1; c++ ))
do
    cd $UP_DIR/Client$c
    ln -sf $SCRIPT_DIR/data .
    cp $SCRIPT_DIR/scripts/runShortSessions.sh .
    cp /$SCRIPT_DIR/client_src/ClientOptions.json .
done

# now all client directories have the same ClientOptions.json for TCP client
# if you want to make some of the clients, e.g. 2, 4, 6 ... FIFO:

for (( c=1; c<=$1; c++ ))
do
    if [[ $(($c%2)) -eq 0 ]]
    then
	cd $UP_DIR/Client$c;sed -i 's/"ClientType" : "TCP"/"ClientType" : "FIFO"/' ClientOptions.json
    fi
done

# create client terminals

for (( c=1; c<=$1; c++ ))
do
    cd $UP_DIR/Client$c; xterm -geometry 67x24 -bg white -fg black&
done