Backport making request body size Limit configurable in juniper_rocket (#1044)

Co-authored-by: Filip Gospodinov <f@gospodinov.ch>

juniper_rocket/CHANGELOG.md

@@ -2,7 +2,11 @@
 
 - Compatibility with the latest `juniper`.
 
-# [[0.8.0] 2021-07-08](https://github.com/graphql-rust/juniper/releases/tag/juniper_rocket-0.8.0)
+# [[0.8.1] 2022-03-29](https://github.com/graphql-rust/juniper/releases/tag/juniper_rocket-v0.8.1)
+
+- Ability to set custom request body size limit ([#1044](https://github.com/graphql-rust/juniper/pull/1044)).
+
+# [[0.8.0] 2021-07-08](https://github.com/graphql-rust/juniper/releases/tag/juniper_rocket-v0.8.0)
 
 - Require async rocket support (`rocket` >= 0.5-rc1).
 - Compatibility with the latest `juniper`.

juniper_rocket/Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "juniper_rocket"
-version = "0.8.0"
+version = "0.8.1"
 edition = "2018"
 authors = [
     "Magnus Hallin <mhallin@fastmail.com>",

juniper_rocket/src/lib.rs

@@ -337,8 +337,9 @@ where
         };
 
         Box::pin(async move {
+            let limit = req.limits().get("graphql").unwrap_or(BODY_LIMIT.bytes());
+            let mut reader = data.open(limit);
             let mut body = String::new();
-            let mut reader = data.open(BODY_LIMIT.bytes());
             if let Err(e) = reader.read_to_string(&mut body).await {
                 return Failure((Status::InternalServerError, format!("{:?}", e)));
             }