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#!/bin/bash
# This file is in the public domain
# Script to be inlined into the main test scripts. Defines function 'setup()'
# which wraps around 'taler-unified-setup.sh' to launch GNU Taler services.
# Call setup() with the arguments to pass to 'taler-unified-setup'. setup()
# will then launch GNU Taler, wait for the process to be complete before
# returning. The script will also install an exit handler to ensure the GNU
# Taler processes are stopped when the shell exits.
set -eu
# Cleanup to run whenever we exit
function exit_cleanup()
{
if [ ! -z ${SETUP_PID+x} ]
then
echo "Killing taler-unified-setup ($SETUP_PID)" >&2
kill -TERM "$SETUP_PID" 2> /dev/null || true
wait "$SETUP_PID" 2> /dev/null || true
fi
}
# Install cleanup handler (except for kill -9)
trap exit_cleanup EXIT
function setup()
{
echo "Starting test system ..." >&2
# Create a named pipe in a temp directory we own.
FIFO_DIR=$(mktemp -d fifo-XXXXXX)
FIFO_OUT=$(echo "$FIFO_DIR/out")
mkfifo "$FIFO_OUT"
# Open pipe as FD 3 (RW) and FD 4 (RO)
exec 3<> "$FIFO_OUT" 4< "$FIFO_OUT"
rm -rf "$FIFO_DIR"
# We require '-W' for our termination logic to work.
taler-unified-setup.sh -W "$@" >&3 &
SETUP_PID=$!
# Close FD3
exec 3>&-
sed -u '/<<READY>>/ q' <&4
# Close FD4
exec 4>&-
echo "Test system ready" >&2
}
# Exit, with status code "skip" (no 'real' failure)
function exit_fail() {
echo "$@" >&2
exit 1
}
# Exit, with status code "skip" (no 'real' failure)
function exit_skip() {
echo "SKIPPING: $1"
exit 77
}
function get_payto_uri() {
export LIBEUFIN_SANDBOX_USERNAME="$1"
export LIBEUFIN_SANDBOX_PASSWORD="$2"
export LIBEUFIN_SANDBOX_URL="http://localhost:18082"
libeufin-cli sandbox demobank info --bank-account "$1" | jq --raw-output '.paytoUri'
}
function get_bankaccount_transactions() {
export LIBEUFIN_SANDBOX_USERNAME=$1
export LIBEUFIN_SANDBOX_PASSWORD=$2
export LIBEUFIN_SANDBOX_URL="http://localhost:18082"
libeufin-cli sandbox demobank list-transactions --bank-account $1
}
# Stop libeufin sandbox and nexus (if running)
function stop_libeufin()
{
echo -n "Stopping libeufin... "
if [ -f "${MY_TMP_DIR:-/}/libeufin-sandbox.pid" ]
then
PID=$(cat "${MY_TMP_DIR}/libeufin-sandbox.pid" 2> /dev/null)
echo "Killing libeufin sandbox $PID"
rm "${MY_TMP_DIR}/libeufin-sandbox.pid"
kill "$PID" 2> /dev/null || true
wait "$PID" || true
fi
if [ -f "${MY_TMP_DIR:-/}/libeufin-nexus.pid" ]
then
PID=$(cat "${MY_TMP_DIR}/libeufin-nexus.pid" 2> /dev/null)
echo "Killing libeufin nexus $PID"
rm "${MY_TMP_DIR}/libeufin-nexus.pid"
kill "$PID" 2> /dev/null || true
wait "$PID" || true
fi
echo "DONE"
}
function launch_libeufin () {
# shellcheck disable=SC2016
export LIBEUFIN_SANDBOX_DB_CONNECTION="postgresql:///${DB}"
libeufin-sandbox serve \
--no-auth \
--port 18082 \
> "${MY_TMP_DIR}/libeufin-sandbox-stdout.log" \
2> "${MY_TMP_DIR}/libeufin-sandbox-stderr.log" &
echo $! > "${MY_TMP_DIR}/libeufin-sandbox.pid"
# shellcheck disable=SC2016
export LIBEUFIN_NEXUS_DB_CONNECTION="postgresql:///${DB}"
libeufin-nexus serve \
--port 8082 \
2> "${MY_TMP_DIR}/libeufin-nexus-stderr.log" \
> "${MY_TMP_DIR}/libeufin-nexus-stdout.log" &
echo $! > "${MY_TMP_DIR}/libeufin-nexus.pid"
}
# Downloads new transactions from the bank.
function nexus_fetch_transactions () {
export LIBEUFIN_NEXUS_USERNAME="exchange"
export LIBEUFIN_NEXUS_PASSWORD="x"
export LIBEUFIN_NEXUS_URL="http://localhost:8082/"
libeufin-cli accounts \
fetch-transactions \
--range-type since-last \
--level report \
exchange-nexus > /dev/null
unset LIBEUFIN_NEXUS_USERNAME
unset LIBEUFIN_NEXUS_PASSWORD
unset LIBEUFIN_NEXUS_URL
}
# Instruct Nexus to all the prepared payments (= those
# POSTed to /transfer by the exchange).
function nexus_submit_to_sandbox () {
export LIBEUFIN_NEXUS_USERNAME="exchange"
export LIBEUFIN_NEXUS_PASSWORD="x"
export LIBEUFIN_NEXUS_URL="http://localhost:8082/"
libeufin-cli accounts \
submit-payments\
exchange-nexus
unset LIBEUFIN_NEXUS_USERNAME
unset LIBEUFIN_NEXUS_PASSWORD
unset LIBEUFIN_NEXUS_URL
}
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