From 9e576c76e74ff3d5b8d5a384fecf2a2ca191b402 Mon Sep 17 00:00:00 2001
From: Matthew Holt <mholt@users.noreply.github.com>
Date: Thu, 23 May 2019 13:16:34 -0600
Subject: Add request_body middleware and some limits to HTTP servers
---
modules/caddyhttp/requestbody/requestbody.go | 33 ++++++++++++++++++++++++++++
1 file changed, 33 insertions(+)
create mode 100644 modules/caddyhttp/requestbody/requestbody.go
(limited to 'modules/caddyhttp/requestbody')
diff --git a/modules/caddyhttp/requestbody/requestbody.go b/modules/caddyhttp/requestbody/requestbody.go
new file mode 100644
index 0000000..8aba14e
--- /dev/null
+++ b/modules/caddyhttp/requestbody/requestbody.go
@@ -0,0 +1,33 @@
+package requestbody
+
+import (
+ "net/http"
+
+ "bitbucket.org/lightcodelabs/caddy2"
+ "bitbucket.org/lightcodelabs/caddy2/modules/caddyhttp"
+)
+
+func init() {
+ caddy2.RegisterModule(caddy2.Module{
+ Name: "http.middleware.request_body",
+ New: func() interface{} { return new(RequestBody) },
+ })
+}
+
+// RequestBody is a middleware for manipulating the request body.
+type RequestBody struct {
+ MaxSize int64 `json:"max_size,omitempty"`
+}
+
+func (rb RequestBody) ServeHTTP(w http.ResponseWriter, r *http.Request, next caddyhttp.Handler) error {
+ if r.Body == nil {
+ return next.ServeHTTP(w, r)
+ }
+ if rb.MaxSize > 0 {
+ r.Body = http.MaxBytesReader(w, r.Body, rb.MaxSize)
+ }
+ return next.ServeHTTP(w, r)
+}
+
+// Interface guard
+var _ caddyhttp.MiddlewareHandler = (*RequestBody)(nil)
--
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