Add UUID support for beast_reduce_plus_out option

rootfs/etc/cont-init.d/50-store-uuid

@@ -0,0 +1,21 @@
+#!/usr/bin/with-contenv bash
+#shellcheck shell=bash disable=SC2015
+
+# Write UUID to file
+#---------------------------------------------------------------------------------------------
+# Copyright (C) 2023, Ramon F. Kolb (kx1t)
+#
+# This program is free software: you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation, either version 3 of the License, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
+# or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License along with this program.
+# If not, see <https://www.gnu.org/licenses/>.
+#---------------------------------------------------------------------------------------------
+
+[[ -n "${UUID}" ]] && echo "$UUID" > /run/uuid

rootfs/etc/services.d/readsb/run

@@ -29,6 +29,10 @@ if [ -n "${BEASTHOST}" ]; then
     READSB_CMD+=("--net-connector=${BEASTHOST},${BEASTPORT},beast_in")
 fi
 
+if [ -n "${UUID}" ]; then
+    READSB_CMD+=("--uuid-file=/run/uuid")
+fi
+
 READSB_CMD+=(--write-json=/run/readsb)
 READSB_CMD+=(--heatmap-dir /var/globe_history)
 READSB_CMD+=(--heatmap 15)