diff options
Diffstat (limited to 'src/civetweb/test/page_keep_alive_chunked.lua')
-rw-r--r-- | src/civetweb/test/page_keep_alive_chunked.lua | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/civetweb/test/page_keep_alive_chunked.lua b/src/civetweb/test/page_keep_alive_chunked.lua new file mode 100644 index 00000000..28ac7d12 --- /dev/null +++ b/src/civetweb/test/page_keep_alive_chunked.lua @@ -0,0 +1,66 @@ +-- Set keep_alive. The return value specifies if this is possible at all. +canKeepAlive = mg.keep_alive(true) +now = os.date("!%a, %d %b %Y %H:%M:%S") + +-- First send the http headers +mg.write("HTTP/1.1 200 OK\r\n") +mg.write("Content-Type: text/html\r\n") +mg.write("Date: " .. now .. " GMT\r\n") +mg.write("Cache-Control: no-cache\r\n") +mg.write("Last-Modified: " .. now .. " GMT\r\n") +if not canKeepAlive then + mg.write("Connection: close\r\n") + mg.write("\r\n") + mg.write("<html><body>Keep alive not possible!</body></html>") + return +end +if mg.request_info.http_version ~= "1.1" then + -- wget will use HTTP/1.0 and Connection: keep-alive, so chunked transfer is not possible + mg.write("Connection: close\r\n") + mg.write("\r\n") + mg.write("<html><body>Chunked transfer is only possible for HTTP/1.1 requests!</body></html>") + mg.keep_alive(false) + return +end + +-- use chunked encoding (http://www.jmarshall.com/easy/http/#http1.1c2) +mg.write("Cache-Control: max-age=0, must-revalidate\r\n") +--mg.write("Cache-Control: no-cache\r\n") +--mg.write("Cache-Control: no-store\r\n") +mg.write("Connection: keep-alive\r\n") +mg.write("Transfer-Encoding: chunked\r\n") +mg.write("\r\n") + +-- function to send a chunk +function send(str) + local len = string.len(str) + mg.write(string.format("%x\r\n", len)) + mg.write(str.."\r\n") +end + +-- send the chunks +send("<html>") +send("<head><title>Civetweb Lua script chunked transfer test page</title></head>") +send("<body>\n") + +fileCnt = 0 +if lfs then + send("Files in " .. lfs.currentdir()) + send('\n<table border="1">\n') + send('<tr><th>name</th><th>type</th><th>size</th></tr>\n') + for f in lfs.dir(".") do + local at = lfs.attributes(f); + if at then + send('<tr><td>' .. f .. '</td><td>' .. at.mode .. '</td><td>' .. at.size .. '</td></tr>\n') + end + fileCnt = fileCnt + 1 + end + send("</table>\n") +end + +send(fileCnt .. " entries (" .. now .. " GMT)\n") +send("</body>") +send("</html>") + +-- end +send("") |