wip

watch

@@ -2,6 +2,8 @@
 
 [[ "$TRACE" ]] && set -x
 
+DEBUG=${DEBUG:-"Unknown Error"}
+
 function usage {
 cat <<-EOF
 	Usage: $PROGNAME [OPTIONS] <local-path> <remote-path>
@@ -37,14 +39,10 @@ while true; do
 done
 
 PROGNAME=$0
+S3_PROG=/s5cmd
 LOCAL=$1
 REMOTE=$2
-
-if [ "$ENDPOINT_URL" ]; then
-  AWS="aws --endpoint-url $ENDPOINT_URL"
-else
-  AWS=aws
-fi
+WATCH_EVENTS=modify
 
 function restore {
   if [ "$(ls -A $LOCAL)" ]; then
@@ -54,14 +52,14 @@ function restore {
   fi
 
   echo "restoring $REMOTE => $LOCAL"
-  if ! $AWS s3 sync "$REMOTE" "$LOCAL"; then
+  if ! $S3_PROG sync "$REMOTE/*" "$LOCAL"; then
     error_exit "restore failed"
   fi
 }
 
 function backup {
   echo "backup $LOCAL => $REMOTE"
-  if ! $AWS s3 sync "$LOCAL" "$REMOTE" $S3_SYNC_FLAGS; then
+  if ! $S3_PROG sync "$LOCAL" "$REMOTE" $S3_SYNC_FLAGS; then
     echo "backup failed" 1>&2
     return 1
   fi
@@ -69,7 +67,7 @@ function backup {
 
 function final_backup {
   echo "backup $LOCAL => $REMOTE"
-  while ! $AWS s3 sync "$LOCAL" "$REMOTE" $S3_SYNC_FLAGS; do
+  while ! $S3_PROG sync "$LOCAL" "$REMOTE" $S3_SYNC_FLAGS; do
     echo "backup failed, will retry" 1>&2
     sleep 1
   done
@@ -79,9 +77,18 @@ function final_backup {
 function idle {
   echo "ready"
   while true; do
-    sleep ${BACKUP_INTERVAL:-42} &
-    wait $!
-    [ -n "$BACKUP_INTERVAL" ] && backup
+    restore
+    if [[ -v $RESTORE_INTERVAL ]]; then
+      backup
+      timeout ${RESTORE_INTERVAL} inotifywait -m -e modify -e move -e create -e delete --timefmt '%Y-%m-%d %H:%M:%S' --format '%T %f' $LOCAL | while read date time file; do echo echo "The file '$file' appeared in directory '$path' via '$action'"; backup; done
+    else
+      inotifywait -m -e modify -e move -e create -e delete --timefmt '%Y-%m-%d %H:%M:%S' --format '%T %f' $LOCAL |
+      while read date time file
+      do
+        echo echo "The file '$file' appeared in directory '$path' via '$action'"
+        backup
+      done
+    fi
   done
 }