Add geoip data and 451 handler

Cargo.toml

@@ -59,6 +59,7 @@ assets = [
     ["reminder-dashboard/dist/index.html", "lib/reminder-rs/static/index.html", "644"],
     ["conf/default.env", "etc/reminder-rs/config.env", "600"],
     ["conf/Rocket.toml", "etc/reminder-rs/Rocket.toml", "600"],
+    ["conf/geo-asn-country-ipv4.csv", "etc/reminder-rs/geo-asn-country-ipv4.csv", "600"],
     # ["nginx/reminder-rs", "etc/nginx/sites-available/reminder-rs", "755"]
 ]
 conf-files = [

src/web/catchers.rs

@@ -29,6 +29,12 @@ pub(crate) async fn not_found() -> Template {
     Template::render("errors/404", &map)
 }
 
+#[catch(451)]
+pub(crate) async fn legal_reasons() -> Template {
+    let map: HashMap<String, String> = HashMap::new();
+    Template::render("errors/451", &map)
+}
+
 #[catch(413)]
 pub(crate) async fn payload_too_large() -> JsonValue {
     json!({"error": "Data too large.", "errors": ["Data too large."]})

src/web/mod.rs

@@ -107,6 +107,12 @@ pub async fn initialize(
         env::var("PATREON_GUILD_ID").expect("`PATREON_GUILD_ID' not supplied");
     }
 
+    info!("Loading GB IP list");
+
+    let lower_bounds: Vec<u32> = vec![];
+    let upper_bounds: Vec<u32> = vec![];
+    let mut reader = csv::Reader::from_path("gb-ipv4.csv");
+
     info!("Done!");
 
     let oauth2_client = BasicClient::new(
@@ -131,6 +137,7 @@ pub async fn initialize(
                 catchers::not_authorized,
                 catchers::forbidden,
                 catchers::not_found,
+                catchers::legal_reasons,
                 catchers::internal_server_error,
                 catchers::unprocessable_entity,
                 catchers::payload_too_large,

templates/errors/451.html.tera

@@ -0,0 +1,10 @@
+{% extends "base" %}
+
+{% block init %}
+    {% set title = "451 Unavailable due to legal reasons" %}
+
+    {% set show_contact = True %}
+
+    {% set page_title = "Unavailable in this region" %}
+    {% set page_subtitle = "This service is unavailable in the UK due to the Online Safety Act. Consider using a VPN to access this service." %}
+{% endblock %}