1 files changed, 34 insertions, 0 deletions
diff --git a/src/civetweb/test/page_keep_alive.lua b/src/civetweb/test/page_keep_alive.lua
new file mode 100644
index 000000000..d869ce46f
--- /dev/null
+++ b/src/civetweb/test/page_keep_alive.lua
@@ -0,0 +1,34 @@
+-- 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)
+