Add history recording storage support

guacamole/rootfs/etc/cont-init.d/60-recordings.sh

@@ -0,0 +1,24 @@
+#!/usr/bin/with-contenv bashio
+# shellcheck shell=bash
+set -e
+
+readonly GUAC_PROPERTIES_FILE="/config/guacamole.properties"
+
+recording_path="$(bashio::config 'recording_search_path')"
+if bashio::var.is_empty "${recording_path}"; then
+    recording_path="/config/recordings"
+fi
+
+bashio::log.info "Ensuring recording storage path exists: ${recording_path}"
+mkdir -p "${recording_path}"
+
+if [ ! -f "${GUAC_PROPERTIES_FILE}" ]; then
+    bashio::log.info "Creating guacamole.properties at ${GUAC_PROPERTIES_FILE}"
+    touch "${GUAC_PROPERTIES_FILE}"
+fi
+
+if grep -q "^recording-search-path:" "${GUAC_PROPERTIES_FILE}"; then
+    sed -i "s|^recording-search-path:.*|recording-search-path: ${recording_path}|" "${GUAC_PROPERTIES_FILE}"
+else
+    echo "recording-search-path: ${recording_path}" >> "${GUAC_PROPERTIES_FILE}"
+fi