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#!/bin/sh
set -eu
# default options
host="127.0.0.1"
port=1340
retry_timeout=10
usage()
{
cat <<EOF
Usage: $0 [OPTIONS...] command [args...]
Connects to a teaqueue-server and call "command" with a line in stdin.
Options:
-h, --help show usage
-H, --host what teaqueue-server host (default: 127.0.0.1)
-p, --port what port to use (default: 1340)
EOF
}
# arg parsing
TEMP=$(getopt -o hH:p: --long help,host,port -n teaqueue-client -- "$@")
if [ $? != 0 ]; then echo "Terminating..." >&2; exit 1; fi
eval set -- "$TEMP"
while true; do
case "$1" in
-h|--help) usage; exit 0;;
-H|--host) host="$2"; shift 2;;
-p|--port) port="$2"; shift 2;;
--) shift; break;;
*) echo "Arguments parsing error" >&2; exit 1;;
esac
done
if test $# -lt 1; then
echo "You must put a command to call" >&2; exit 1
fi
set +e
while true; do
while ! nc -q0 "$host" "$port"; do sleep $retry_timeout; done | "$@"
sleep 1
done
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