1 files changed, 25 insertions, 0 deletions
diff --git a/testing/web-platform/tests/lifecycle/resources/beacon.py b/testing/web-platform/tests/lifecycle/resources/beacon.py
new file mode 100644
index 0000000000..09915ffbcf
--- /dev/null
+++ b/testing/web-platform/tests/lifecycle/resources/beacon.py
@@ -0,0 +1,25 @@
+def main(request, response):
+
+    # |token| should be a unique UUID request parameter for the duration of this
+    # request. It will get stored in the server stash and will be used later in
+    # a query request.
+    # |query| should be a request parameter indicating the request would like
+    # to know how many times the server has seen the request (with the
+    # same token).
+    token = request.GET.first(b"token", None)
+    is_query = request.GET.first(b"query", None) is not None
+    with request.server.stash.lock:
+      value = request.server.stash.take(token)
+      count = 0
+      if value is not None:
+        count = int(value)
+      if is_query:
+        request.server.stash.put(token, count)
+      else:
+        count += 1
+        request.server.stash.put(token, count)
+
+    headers = []
+    if is_query:
+      headers = [(b"Count", count)]
+    return (200, headers, b"")