mirror of
https://github.com/sdr-enthusiasts/docker-adsb-ultrafeeder.git
synced 2024-12-26 22:32:00 +00:00
137 lines
4.8 KiB
Text
Executable file
137 lines
4.8 KiB
Text
Executable file
#!/command/with-contenv bash
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# shellcheck shell=bash disable=SC1091,SC2015,SC2016
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APPNAME="mlathub"
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source /scripts/common
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source /scripts/interpret_ultrafeeder_config
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s6wrap=(s6wrap --quiet --timestamps --prepend="${APPNAME}")
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if [[ -z "${MLAT_CONFIG}" ]] && [[ -z "$MLATHUB_NET_CONNECTOR" ]]; then
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"${s6wrap[@]}" --args echo "No MLAT servers have been defined in MLAT_CONFIG and no external sources have been defined in MLATHUB_NET_CONNECTOR - no need to start MLATHUB"
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exec sleep infinity
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fi
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if chk_enabled "${MLATHUB_DISABLE}"; then
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"${s6wrap[@]}" --args echo "MLATHUB is disabled."
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exec sleep infinity
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fi
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# Build the readsb command line based on options
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MLATHUB_BIN="/usr/local/bin/readsb"
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# set some basic options:
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MLATHUB_CMD=("--net")
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MLATHUB_CMD+=("--quiet")
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MLATHUB_CMD+=("--net-only")
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MLATHUB_CMD+=("--mlat")
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MLATHUB_CMD+=("--forward-mlat")
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MLATHUB_CMD+=("--forward-mlat-sbs")
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MLATHUB_CMD+=("--net-connector=localhost,30004,beast_reduce_out")
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# define some more ports:
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MLATHUB_CMD+=("--net-sbs-port=${MLATHUB_SBS_OUT_PORT:-31003}")
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MLATHUB_CMD+=("--net-bi-port=${MLATHUB_BEAST_IN_PORT:-31004}")
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MLATHUB_CMD+=("--net-bo-port=${MLATHUB_BEAST_OUT_PORT:-31005}")
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MLATHUB_CMD+=("--net-beast-reduce-out-port=${MLATHUB_BEAST_REDUCE_OUT_PORT:-31006}")
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# We need to get the mlat results ports from the parameters:
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# parse MLAT_CONFIG string into mlat_configs array
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# Strip any extraneous spaces:
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MLAT_CONFIG="${MLAT_CONFIG#"${MLAT_CONFIG%%[![:space:]]*}"}" # strip leading space
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MLAT_CONFIG="${MLAT_CONFIG//; /;}"
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# remove any newlines:
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MLAT_CONFIG="${MLAT_CONFIG//$'\n'/}"
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readarray -td ";" mlat_configs < <(printf '%s' "${MLAT_CONFIG// /}")
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# Now loop through the MLAT_CONFIG items and add a net-connector for each of them:
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mlat_result_sources=0
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for instance in "${mlat_configs[@]}"
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do
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# shellcheck disable=SC2015
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[[ -z "${instance}" ]] && continue || true
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# put individual params into the $params array:
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readarray -td "," params < <(printf '%s' "${instance}")
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for ((i=2; i<${#params[*]}; i++))
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do
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if [[ -n "${params[i]}" ]] && [[ "${params[i]}" =~ ^[0-9]+$ ]]; then
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# the parameter is a number and it is assumed that this is the beast_results port
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MLATHUB_CMD+=("--net-connector=localhost,${params[i]},beast_in")
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(( mlat_result_sources++ )) || true
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break
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fi
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done
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done
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if (( mlat_result_sources == 0 ))
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then
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"${s6wrap[@]}" --args echo "No MLAT servers have been defined in MLAT_CONFIG - no need to start MLATHUB"
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exec sleep infinity
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fi
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# Add any additional net_connectors:
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if [[ -n "$MLATHUB_NET_CONNECTOR" ]]; then
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# Strip any extraneous spaces:
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MLATHUB_NET_CONNECTOR="${MLATHUB_NET_CONNECTOR#"${MLATHUB_NET_CONNECTOR%%[![:space:]]*}"}" # strip leading spaces
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MLATHUB_NET_CONNECTOR="${MLATHUB_NET_CONNECTOR//; /;}" # strip space after semicolon
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IFS=';' read -r -a MLATHUB_NET_CONNECTOR_ARRAY <<< "$MLATHUB_NET_CONNECTOR"
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for NET_CONNECTOR_ELEMENT in "${MLATHUB_NET_CONNECTOR_ARRAY[@]}"
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do
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MLATHUB_CMD+=("--net-connector=${NET_CONNECTOR_ELEMENT}")
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done
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fi
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# Handle ULTRAFEEDER_CONFIG / ULTRAFEEDER_NET_CONNECTOR elements relevant to readsb:
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[[ "${#MLATHUB_CONF_ARR[@]}" -gt 0 ]] && MLATHUB_CMD+=("${MLATHUB_CONF_ARR[@]}") || true
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if chk_enabled "${READSB_DEBUG}"; then
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MLATHUB_CMD+=("--debug=$READSB_DEBUG")
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fi
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if [ -n "${LAT}" ]; then
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MLATHUB_CMD+=(--lat "${LAT}")
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elif [ -n "${READSB_LAT}" ]; then
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MLATHUB_CMD+=(--lat "${READSB_LAT}")
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fi
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if [ -n "${LONG}" ]; then
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MLATHUB_CMD+=(--lon "${LONG}")
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elif [ -n "${READSB_LON}" ]; then
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MLATHUB_CMD+=(--lon "${READSB_LON}")
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fi
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# Handle "--max-range=<dist>"
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if [[ -n "$READSB_MAX_RANGE" ]]; then
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MLATHUB_CMD+=("--max-range=$READSB_MAX_RANGE")
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fi
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# Handle "--net-connector-delay=<seconds>"
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if [[ -n "$READSB_NET_CONNECTOR_DELAY" ]]; then
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MLATHUB_CMD+=("--net-connector-delay=$READSB_NET_CONNECTOR_DELAY")
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fi
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# Handle "--net-heartbeat=<rate>"
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MLATHUB_CMD+=("--net-heartbeat=${READSB_NET_HEARTBEAT:-35}")
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if [[ ! -f /run/mlathub_up ]]
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then
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if [[ -z "${LOGLEVEL}" ]] || [[ "${LOGLEVEL,,}" == "verbose" ]]; then
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"${s6wrap[@]}" --args echo "Delaying MLAT hub start until container is established..."
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fi
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while [[ ! -f /run/mlathub_up ]]
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do
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sleep 2
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done
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fi
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sleep 5 # sleep a bit so everything is well established
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"${s6wrap[@]}" --args echo "Starting MLATHUB..."
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# shellcheck disable=SC2086,SC2069
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if [[ -z "${LOGLEVEL}" ]] || [[ "${LOGLEVEL,,}" == "verbose" ]]; then
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exec "${s6wrap[@]}" --args "${MLATHUB_BIN}" "${MLATHUB_CMD[@]}" $MLATHUB_EXTRA_ARGS
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elif [[ "${LOGLEVEL,,}" == "error" ]]; then
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exec "${s6wrap[@]}" --ignore-stdout --args "${MLATHUB_BIN}" "${MLATHUB_CMD[@]}" $MLATHUB_EXTRA_ARGS
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elif [[ "${LOGLEVEL,,}" == "none" ]]; then
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exec "${s6wrap[@]}" --ignore-stdtout --ignore-stderr --args "${MLATHUB_BIN}" "${MLATHUB_CMD[@]}" $MLATHUB_EXTRA_ARGS
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fi
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