| -- Set keep_alive. The return value specifies if this is possible at all. |
| canKeepAlive = mg.keep_alive(true) |
| |
| if canKeepAlive then |
| -- Create the entire response in a string variable first. Content-Length will be set to the length of this string. |
| reply = [[ |
| <html><body> |
| <p>This is a Lua script supporting html keep-alive with the |
| <a href="https://github.com/civetweb/civetweb/">CivetWeb web server</a>. |
| </p> |
| <p>It works by setting the Content-Length header field properly. |
| </body></html> |
| ]] |
| else |
| reply = "<html><body>Keep alive not possible!</body></html>" |
| end |
| |
| -- 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: " .. os.date("!%a, %d %b %Y %H:%M:%S") .. " GMT\r\n") |
| mg.write("Cache-Control: no-cache\r\n") |
| |
| if canKeepAlive then |
| mg.write("Content-Length: " .. tostring(string.len(reply)) .. "\r\n") |
| mg.write("Connection: keep-alive\r\n") |
| else |
| mg.write("Connection: close\r\n") |
| end |
| mg.write("\r\n") |
| |
| -- Finally send the content |
| mg.write(reply) |
| |
