From 146b908a9efd8924ca78989d0854ef8128694e51 Mon Sep 17 00:00:00 2001
From: Christine Dodrill <me@christine.website>
Date: Wed, 4 Nov 2020 16:02:16 -0500
Subject: [PATCH] add cors

---
 backend/Cargo.lock  | 38 +++++++++++++++++++++++++++++++++++++-
 backend/Cargo.toml  |  1 +
 backend/src/main.rs | 19 +++++++++++++++++++
 frontend/.gitignore |  2 ++
 4 files changed, 59 insertions(+), 1 deletion(-)
 create mode 100644 frontend/.gitignore

diff --git a/backend/Cargo.lock b/backend/Cargo.lock
index 1b4628e..9f20994 100644
--- a/backend/Cargo.lock
+++ b/backend/Cargo.lock
@@ -773,7 +773,7 @@ dependencies = [
  "time 0.1.44",
  "traitobject",
  "typeable",
- "unicase",
+ "unicase 1.4.2",
  "url 1.7.2",
 ]
 
@@ -1010,6 +1010,7 @@ dependencies = [
  "ring",
  "rocket",
  "rocket_contrib",
+ "rocket_cors",
  "rocket_prometheus",
  "rusty_ulid",
  "serde",
@@ -1703,6 +1704,22 @@ dependencies = [
  "yansi",
 ]
 
+[[package]]
+name = "rocket_cors"
+version = "0.5.2"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "ea20696dc46308d0ca06222905fe38e02b8e46c087af9c82ea85cdc386271076"
+dependencies = [
+ "log 0.4.11",
+ "regex",
+ "rocket",
+ "serde",
+ "serde_derive",
+ "unicase 2.6.0",
+ "unicase_serde",
+ "url 2.1.1",
+]
+
 [[package]]
 name = "rocket_http"
 version = "0.4.5"
@@ -2290,6 +2307,25 @@ dependencies = [
  "version_check 0.1.5",
 ]
 
+[[package]]
+name = "unicase"
+version = "2.6.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "50f37be617794602aabbeee0be4f259dc1778fabe05e2d67ee8f79326d5cb4f6"
+dependencies = [
+ "version_check 0.9.2",
+]
+
+[[package]]
+name = "unicase_serde"
+version = "0.1.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "6ef53697679d874d69f3160af80bc28de12730a985d57bdf2b47456ccb8b11f1"
+dependencies = [
+ "serde",
+ "unicase 2.6.0",
+]
+
 [[package]]
 name = "unicode-bidi"
 version = "0.3.4"
diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 41f0834..c3bc252 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -19,6 +19,7 @@ prometheus = { version = "0.10", default-features = false, features = ["process"
 rand = "0"
 ring = { version = "^0.16", features = ["std"] }
 rocket = "0.4"
+rocket_cors = "0.5"
 rocket_prometheus = "0.7.0"
 rusty_ulid = "0.10"
 serde_json = "^1"
diff --git a/backend/src/main.rs b/backend/src/main.rs
index dbe6d3a..f4e9cf3 100644
--- a/backend/src/main.rs
+++ b/backend/src/main.rs
@@ -6,7 +6,9 @@ extern crate rocket;
 extern crate tracing;
 
 use color_eyre::eyre::Result;
+use rocket::http::Method;
 use rocket_contrib::helmet::SpaceHelmet;
+use rocket_cors::{AllowedHeaders, AllowedOrigins};
 use rocket_prometheus::PrometheusMetrics;
 
 use ::mi::{api, paseto, web::*, MainDatabase, APPLICATION_NAME};
@@ -37,9 +39,26 @@ fn main() -> Result<()> {
 
     info!("{} starting up", APPLICATION_NAME);
 
+    let allowed_origins =
+        AllowedOrigins::some_exact(&["https://mi.within.website", "http://localhost:8000"]);
+
+    // You can also deserialize this
+    let cors = rocket_cors::CorsOptions {
+        allowed_origins,
+        allowed_methods: vec![Method::Get, Method::Post]
+            .into_iter()
+            .map(From::from)
+            .collect(),
+        allowed_headers: AllowedHeaders::some(&["Authorization", "Accept"]),
+        allow_credentials: true,
+        ..Default::default()
+    }
+    .to_cors()?;
+
     let prometheus = PrometheusMetrics::with_registry(prometheus::default_registry().clone());
     rocket::ignite()
         .attach(prometheus.clone())
+        .attach(cors)
         .attach(MainDatabase::fairing())
         .attach(SpaceHelmet::default())
         .attach(paseto::ed25519_keypair())
diff --git a/frontend/.gitignore b/frontend/.gitignore
new file mode 100644
index 0000000..4328a20
--- /dev/null
+++ b/frontend/.gitignore
@@ -0,0 +1,2 @@
+index.html
+elm-stuff
\ No newline at end of file