support multiple sources

rsync/entrypoint.sh

@@ -20,9 +20,10 @@ fi
 
 KNOWN_HOSTS="${KNOWN_HOSTS:=${PLUGIN_KNOWN_HOSTS}}"
 
-SOURCE="${SOURCE:-${PLUGIN_SOURCE}}"
-if [ -z "$SOURCE" ]; then
-    echo "'source' must be specified"
+SOURCES="${SOURCES:-${PLUGIN_SOURCES}}"
+SOURCES=$(echo "$SOURCES" | tr ',' ' ')
+if [ -z "$SOURCES" ]; then
+    echo "specify at least one source"
     exit 1
 fi
 
@@ -48,4 +49,7 @@ known_hosts_file="${HOME}/.ssh/known_hosts"
 # run rsync
 
 # shellcheck disable=SC2086
-exec rsync $ARGS "${SOURCE}" "${USER}"@"${HOST}":"${TARGET}"
+for SOURCE in $SOURCES; do
+    echo "copying '$SOURCE' to '$TARGET'"
+    rsync $ARGS "${SOURCE}" "${USER}"@"${HOST}":"${TARGET}"
+done