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mod_http_files: Add ETag and check If-None-Match to allow client-side cache

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This commit is contained in:
Kim Alvefur 2012-12-11 22:30:13 +01:00
parent ed92fd78b6
commit 84dcecb046
1 changed files with 7 additions and 0 deletions
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7
plugins/mod_http_files.lua
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@ -35,6 +35,13 @@ function serve_file(event, path)
return 404;
end
local tag = ("%02x-%x-%x-%x"):format(attr.dev or 0, attr.ino or 0, attr.size or 0, attr.modification or 0);
response.headers.etag = tag;
if tag == request.headers.if_none_match then
return 304;
end
if attr.mode == "directory" then
if full_path:sub(-1) ~= "/" then
response.headers.location = orig_path.."/";