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#!/bin/bash

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rm -f ./SRVOK ./PLCOK

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yes "" | openssl req -x509 -newkey rsa:2048 -keyout my_private_key.pem -out my_cert.pem \

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        -days 355 -nodes -addext "subjectAltName = URI:urn:example.org:FreeOpcUa:python-opcua"

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openssl x509 -outform der -in my_cert.pem -out my_cert.der

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# Run server

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$BEREMIZPYTHONPATH - > >(

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    echo "Start SRV loop"

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    while read line; do 

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        # Wait for server to print modified value

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        echo "SRV>> $line"

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        if [[ "$line" == 3.4 ]]; then

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            echo "PLC could write value"

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            touch ./SRVOK

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        fi

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    done

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    echo "End SRV loop"

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) << EOF &

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import sys

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import os

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import time

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EOF

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SERVER_PID=$!

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PROJECT_FILES_DIR=$BEREMIZPATH/tests/projects/opcua_client_encrypted/project_files

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mkdir $PROJECT_FILES_DIR

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cp my_cert.der my_private_key.pem $PROJECT_FILES_DIR

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# Start PLC with opcua test

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setsid $BEREMIZPYTHONPATH $BEREMIZPATH/Beremiz_cli.py -k \

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     --project-home $BEREMIZPATH/tests/projects/opcua_client_encrypted build transfer run > >(

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echo "Start PLC loop"

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while read line; do 

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    # Wait for PLC runtime to output expected value on stdout

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    echo "PLC>> $line"

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    if [[ "$line" == 1.2 ]]; then

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        echo "PLC could read value"

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        touch ./PLCOK

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    fi

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done

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echo "End PLC loop"

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) &

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PLC_PID=$!

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echo all subprocess started, start polling results

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res=110  # default to ETIMEDOUT

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c=45

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while ((c--)); do

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    if [[ -a ./SRVOK && -a ./PLCOK ]]; then

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        echo got results.

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        res=0  # OK success

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        break

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    else

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        echo waiting.... $c

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        sleep 1

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    fi

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done

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# Kill PLC and subprocess

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echo will kill PLC:$PLC_PID and SERVER:$SERVER_PID

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pkill -s $PLC_PID 

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kill $SERVER_PID

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exit $res