Diff

--- a/plugins/mod_http_file_share.lua	Sat Mar 22 11:56:23 2025 +0100
+++ b/plugins/mod_http_file_share.lua	Sun Mar 23 17:24:49 2025 +0100
@@ -429,18 +429,22 @@
 	local request_range = request.headers.range;
 	local response_range;
 	if request_range then
+		local last_byte = string.format("%d", tonumber(filesize) - 1);
 		local range_start, range_end = request_range:match("^bytes=(%d+)%-(%d*)$")
 		-- Only support resumption, ie ranges from somewhere in the middle until the end of the file.
-		if (range_start and range_start ~= "0") and (range_end == "" or range_end == filesize) then
+		if (range_start and range_start ~= "0") and (range_end == "" or range_end == last_byte) then
 			local pos, size = tonumber(range_start), tonumber(filesize);
 			local new_pos = pos < size and handle:seek("set", pos);
 			if new_pos and new_pos < size then
-				response_range = "bytes "..range_start.."-"..filesize.."/"..filesize;
+				response_range = "bytes "..range_start.."-"..last_byte.."/"..filesize;
 				filesize = string.format("%d", size-pos);
 			else
 				handle:close();
 				return 416;
 			end
+		else
+			handle:close();
+			return 416;
 		end
 	end